configure.ac

   1 dnl Copyright © 2011-2014 Intel Corporation
   2 dnl Copyright © 2011-2014 Emil Velikov <emil.l.velikov@gmail.com>
   3 dnl Copyright © 2007-2010 Dan Nicholson
   4 dnl Copyright © 2010-2014 Marek Olšák <maraeo@gmail.com>
   5 dnl Copyright © 2010-2014 Christian König
   6 dnl Copyright © 2012-2014 Tom Stellard <tstellar@gmail.com>
   7 dnl Copyright © 2009-2012 Jakob Bornecrantz
   8 dnl Copyright © 2009-2014 Jon TURNEY
   9 dnl Copyright © 2011-2012 Benjamin Franzke
  10 dnl Copyright © 2008-2014 David Airlie
  11 dnl Copyright © 2009-2013 Brian Paul
  12 dnl
  13 dnl Permission is hereby granted, free of charge, to any person obtaining a
  14 dnl copy of this software and associated documentation files (the "Software"),
  15 dnl to deal in the Software without restriction, including without limitation
  16 dnl the rights to use, copy, modify, merge, publish, distribute, sublicense,
  17 dnl and/or sell copies of the Software, and to permit persons to whom the
  18 dnl Software is furnished to do so, subject to the following conditions:
  19 dnl
  20 dnl The above copyright notice and this permission notice (including the next
  21 dnl paragraph) shall be included in all copies or substantial portions of the
  22 dnl Software.
  23 dnl
  24 dnl THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  25 dnl IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  26 dnl FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  27 dnl THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  28 dnl LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  29 dnl FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  30 dnl DEALINGS IN THE SOFTWARE.
  31 dnl
  32 dnl Process this file with autoconf to create configure.
  33
  34 AC_PREREQ([2.60])
  35
  36 dnl Tell the user about autoconf.html in the --help output
  37 m4_divert_once([HELP_END], [
  38 See docs/autoconf.html for more details on the options for Mesa.])
  39
  40 m4_define(MESA_VERSION, m4_normalize(m4_include(VERSION)))
  41 AC_INIT([Mesa], [MESA_VERSION],
  42     [https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa])
  43 AC_CONFIG_AUX_DIR([bin])
  44 AC_CONFIG_MACRO_DIR([m4])
  45 AC_CANONICAL_SYSTEM
  46 AM_INIT_AUTOMAKE([foreign tar-ustar dist-xz subdir-objects])
  47
  48 dnl We only support native Windows builds (MinGW/MSVC) through SCons.
  49 case "$host_os" in
  50 mingw*)
  51     AC_MSG_ERROR([MinGW build not supported through autoconf/automake, use SCons instead])
  52     ;;
  53 esac
  54
  55 AC_ARG_ENABLE(autotools,
  56    [AS_HELP_STRING([--enable-autotools],
  57                    [Enable the use of this autotools based build configuration])],
  58    [enable_autotools=$enableval], [enable_autotools=no])
  59
  60 if test "x$enable_autotools" != "xyes" ; then
  61     AC_MSG_ERROR([the autotools build system has been deprecated in favour of
  62     meson and will be removed eventually. For instructions on how to use meson
  63     see https://www.mesa3d.org/meson.html.
  64     If you still want to use the autotools build, then add --enable-autotools
  65     to the configure command line.])
  66 fi
  67
  68 # Support silent build rules, requires at least automake-1.11. Disable
  69 # by either passing --disable-silent-rules to configure or passing V=1
  70 # to make
  71 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])],
  72     [AC_SUBST([AM_DEFAULT_VERBOSITY], [1])])
  73
  74 m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
  75
  76 dnl Set internal versions
  77 OSMESA_VERSION=8
  78 AC_SUBST([OSMESA_VERSION])
  79 OPENCL_VERSION=1
  80 AC_SUBST([OPENCL_VERSION])
  81
  82 # The idea is that libdrm is distributed as one cohesive package, even
  83 # though it is composed of multiple libraries. However some drivers
  84 # may have different version requirements than others. This list
  85 # codifies which drivers need which version of libdrm. Any libdrm
  86 # version dependencies in non-driver-specific code should be reflected
  87 # in the first entry.
  88 LIBDRM_REQUIRED=2.4.75
  89 LIBDRM_RADEON_REQUIRED=2.4.71
  90 LIBDRM_AMDGPU_REQUIRED=2.4.97
  91 LIBDRM_INTEL_REQUIRED=2.4.75
  92 LIBDRM_NVVIEUX_REQUIRED=2.4.66
  93 LIBDRM_NOUVEAU_REQUIRED=2.4.66
  94 LIBDRM_ETNAVIV_REQUIRED=2.4.89
  95 LIBDRM_VC4_REQUIRED=2.4.89
  96
  97 dnl Versions for external dependencies
  98 DRI2PROTO_REQUIRED=2.8
  99 GLPROTO_REQUIRED=1.4.14
 100 LIBOMXIL_BELLAGIO_REQUIRED=0.0
 101 LIBOMXIL_TIZONIA_REQUIRED=0.10.0
 102 LIBVA_REQUIRED=0.39.0
 103 VDPAU_REQUIRED=1.1
 104 WAYLAND_REQUIRED=1.11
 105 WAYLAND_EGL_BACKEND_REQUIRED=3
 106 WAYLAND_PROTOCOLS_REQUIRED=1.8
 107 XCB_REQUIRED=1.9.3
 108 XCBDRI2_REQUIRED=1.8
 109 XCBDRI3_MODIFIERS_REQUIRED=1.13
 110 XCBGLX_REQUIRED=1.8.1
 111 XCBPRESENT_MODIFIERS_REQUIRED=1.13
 112 XDAMAGE_REQUIRED=1.1
 113 XSHMFENCE_REQUIRED=1.1
 114 XVMC_REQUIRED=1.0.6
 115 PYTHON_MAKO_REQUIRED=0.8.0
 116 LIBSENSORS_REQUIRED=4.0.0
 117 ZLIB_REQUIRED=1.2.3
 118
 119 dnl LLVM versions
 120 LLVM_REQUIRED_GALLIUM=3.3.0
 121 LLVM_REQUIRED_OPENCL=3.9.0
 122 LLVM_REQUIRED_R600=3.9.0
 123 LLVM_REQUIRED_RADEONSI=7.0.0
 124 LLVM_REQUIRED_RADV=7.0.0
 125 LLVM_REQUIRED_SWR=6.0.0
 126
 127 dnl Check for progs
 128 AC_PROG_CPP
 129 AC_PROG_CC
 130 AC_PROG_CXX
 131 dnl add this here, so the help for this environmnet variable is close to
 132 dnl other CC/CXX flags related help
 133 AC_ARG_VAR([CXX11_CXXFLAGS], [Compiler flag to enable C++11 support (only needed if not
 134                               enabled by default and different  from -std=c++11)])
 135 AM_PROG_CC_C_O
 136 AC_PROG_GREP
 137 AC_PROG_NM
 138 AM_PROG_AS
 139 AX_CHECK_GNU_MAKE
 140 AM_PATH_PYTHON([2.7],, [AM_PATH_PYTHON([3.4],, [:])])
 141
 142 AC_PROG_SED
 143 AC_PROG_MKDIR_P
 144
 145 AC_SYS_LARGEFILE
 146
 147
 148 LT_PREREQ([2.2])
 149 LT_INIT([disable-static])
 150
 151 AC_CHECK_PROG(RM, rm, [rm -f])
 152
 153 AX_PROG_BISON([],
 154               AS_IF([test ! -f "$srcdir/src/compiler/glsl/glcpp/glcpp-parse.c"],
 155                     [AC_MSG_ERROR([bison not found - unable to compile glcpp-parse.y])]))
 156 AX_PROG_FLEX([],
 157              AS_IF([test ! -f "$srcdir/src/compiler/glsl/glcpp/glcpp-lex.c"],
 158                    [AC_MSG_ERROR([flex not found - unable to compile glcpp-lex.l])]))
 159
 160 AC_CHECK_PROG(INDENT, indent, indent, cat)
 161 if test "x$INDENT" != "xcat"; then
 162     # Only GNU indent is supported
 163     INDENT_VERSION=`indent --version | grep GNU`
 164     if test $? -eq 0; then
 165        AC_SUBST(INDENT_FLAGS, '-i4 -nut -br -brs -npcs -ce -TGLubyte -TGLbyte -TBool')
 166     else
 167        INDENT="cat"
 168     fi
 169 fi
 170
 171 AX_CHECK_PYTHON_MAKO_MODULE($PYTHON_MAKO_REQUIRED)
 172
 173 if test "$PYTHON" = ":"; then
 174     if test ! -f "$srcdir/src/util/format_srgb.c"; then
 175         AC_MSG_ERROR([Python not found - unable to generate sources])
 176     fi
 177 else
 178     if test "x$acv_mako_found" = xno; then
 179         if test ! -f "$srcdir/src/mesa/main/format_unpack.c"; then
 180             AC_MSG_ERROR([Python mako module v$PYTHON_MAKO_REQUIRED or higher not found])
 181         fi
 182     fi
 183 fi
 184
 185 AC_PROG_INSTALL
 186
 187 dnl We need a POSIX shell for parts of the build. Assume we have one
 188 dnl in most cases.
 189 case "$host_os" in
 190 solaris*)
 191     # Solaris /bin/sh is too old/non-POSIX compliant
 192     AC_PATH_PROGS(POSIX_SHELL, [ksh93 ksh sh])
 193     SHELL="$POSIX_SHELL"
 194     ;;
 195 esac
 196
 197 dnl clang is mostly GCC-compatible, but its version is much lower,
 198 dnl so we have to check for it.
 199 AC_MSG_CHECKING([if compiling with clang])
 200
 201 AC_COMPILE_IFELSE(
 202 [AC_LANG_PROGRAM([], [[
 203 #ifndef __clang__
 204        not clang
 205 #endif
 206 ]])],
 207 [acv_mesa_CLANG=yes], [acv_mesa_CLANG=no])
 208
 209 AC_MSG_RESULT([$acv_mesa_CLANG])
 210
 211 dnl If we're using GCC, make sure that it is at least version 4.2.0.  Older
 212 dnl versions are explictly not supported.
 213 GEN_ASM_OFFSETS=no
 214 USE_GNU99=no
 215 if test "x$GCC" = xyes -a "x$acv_mesa_CLANG" = xno; then
 216     AC_MSG_CHECKING([whether gcc version is sufficient])
 217     major=0
 218     minor=0
 219
 220     GCC_VERSION=`$CC -dumpversion`
 221     if test $? -eq 0; then
 222         GCC_VERSION_MAJOR=`echo $GCC_VERSION | cut -d. -f1`
 223         GCC_VERSION_MINOR=`echo $GCC_VERSION | cut -d. -f2`
 224     fi
 225
 226     if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 2 ; then
 227         AC_MSG_RESULT([no])
 228         AC_MSG_ERROR([If using GCC, version 4.2.0 or later is required.])
 229     else
 230         AC_MSG_RESULT([yes])
 231     fi
 232
 233     if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 6 ; then
 234         USE_GNU99=yes
 235     fi
 236     if test "x$cross_compiling" = xyes; then
 237         GEN_ASM_OFFSETS=yes
 238     fi
 239 fi
 240
 241 dnl We don't support building Mesa with Sun C compiler
 242 dnl https://bugs.freedesktop.org/show_bug.cgi?id=93189
 243 AC_CHECK_DECL([__SUNPRO_C], [SUNCC=yes], [SUNCC=no])
 244 if test "x$SUNCC" = xyes; then
 245     AC_MSG_ERROR([Building with Sun C compiler is not supported, use GCC instead.])
 246 fi
 247
 248 dnl Check for compiler builtins
 249 AX_GCC_BUILTIN([__builtin_bswap32])
 250 AX_GCC_BUILTIN([__builtin_bswap64])
 251 AX_GCC_BUILTIN([__builtin_clz])
 252 AX_GCC_BUILTIN([__builtin_clzll])
 253 AX_GCC_BUILTIN([__builtin_ctz])
 254 AX_GCC_BUILTIN([__builtin_expect])
 255 AX_GCC_BUILTIN([__builtin_ffs])
 256 AX_GCC_BUILTIN([__builtin_ffsll])
 257 AX_GCC_BUILTIN([__builtin_popcount])
 258 AX_GCC_BUILTIN([__builtin_popcountll])
 259 AX_GCC_BUILTIN([__builtin_unreachable])
 260
 261 AX_GCC_FUNC_ATTRIBUTE([const])
 262 AX_GCC_FUNC_ATTRIBUTE([flatten])
 263 AX_GCC_FUNC_ATTRIBUTE([format])
 264 AX_GCC_FUNC_ATTRIBUTE([malloc])
 265 AX_GCC_FUNC_ATTRIBUTE([packed])
 266 AX_GCC_FUNC_ATTRIBUTE([pure])
 267 AX_GCC_FUNC_ATTRIBUTE([returns_nonnull])
 268 AX_GCC_FUNC_ATTRIBUTE([unused])
 269 AX_GCC_FUNC_ATTRIBUTE([visibility])
 270 AX_GCC_FUNC_ATTRIBUTE([warn_unused_result])
 271 AX_GCC_FUNC_ATTRIBUTE([weak])
 272 AX_GCC_FUNC_ATTRIBUTE([alias])
 273 AX_GCC_FUNC_ATTRIBUTE([noreturn])
 274
 275 AM_CONDITIONAL([GEN_ASM_OFFSETS], test "x$GEN_ASM_OFFSETS" = xyes)
 276
 277 dnl Make sure the pkg-config macros are defined
 278 m4_ifndef([PKG_PROG_PKG_CONFIG],
 279     [m4_fatal([Could not locate the pkg-config autoconf macros.
 280   These are usually located in /usr/share/aclocal/pkg.m4. If your macros
 281   are in a different location, try setting the environment variable
 282   ACLOCAL="aclocal -I/other/macro/dir" before running autoreconf.])])
 283 PKG_PROG_PKG_CONFIG()
 284
 285 dnl LIB_DIR - library basename
 286 LIB_DIR=`echo $libdir | $SED 's%.*/%%'`
 287 AC_SUBST([LIB_DIR])
 288
 289 dnl Cache LDFLAGS and CPPFLAGS so we can add to them and restore later
 290 _SAVE_LDFLAGS="$LDFLAGS"
 291 _SAVE_CPPFLAGS="$CPPFLAGS"
 292
 293 dnl Compiler macros
 294 DEFINES="-D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS"
 295 AC_SUBST([DEFINES])
 296 android=no
 297 case "$host_os" in
 298 *-android*)
 299     android=yes
 300     ;;
 301 linux*|*-gnu*|gnu*|cygwin*)
 302     DEFINES="$DEFINES -D_GNU_SOURCE"
 303     ;;
 304 solaris*)
 305     DEFINES="$DEFINES -DSVR4"
 306     ;;
 307 esac
 308
 309 AM_CONDITIONAL(HAVE_ANDROID, test "x$android" = xyes)
 310
 311 # Toggle Werror since at some point clang started treating unknown -W
 312 # flags as warnings, succeeding with the build, yet issuing an annoying
 313 # warning.
 314 save_CFLAGS="$CFLAGS"
 315 export CFLAGS="$CFLAGS -Werror"
 316
 317 dnl
 318 dnl Check compiler flags
 319 dnl
 320 AX_CHECK_COMPILE_FLAG([-Wall],                                 [CFLAGS="$CFLAGS -Wall"])
 321 AX_CHECK_COMPILE_FLAG([-Werror=implicit-function-declaration], [CFLAGS="$CFLAGS -Werror=implicit-function-declaration"])
 322 AX_CHECK_COMPILE_FLAG([-Werror=missing-prototypes],            [CFLAGS="$CFLAGS -Werror=missing-prototypes"])
 323 AX_CHECK_COMPILE_FLAG([-Werror=incompatible-pointer-types],    [CFLAGS="$CFLAGS -Werror=incompatible-pointer-types"])
 324 AX_CHECK_COMPILE_FLAG([-Wmissing-prototypes],                  [CFLAGS="$CFLAGS -Wmissing-prototypes"])
 325 dnl Dylan Baker: gcc and clang always accepr -Wno-*, hence check for the original warning, then set the no-* flag
 326 AX_CHECK_COMPILE_FLAG([-Wmissing-field-initializers],          [CFLAGS="$CFLAGS -Wno-missing-field-initializers"])
 327 AX_CHECK_COMPILE_FLAG([-Wformat-truncation],                   [CFLAGS="$CFLAGS -Wno-format-truncation"])
 328 AX_CHECK_COMPILE_FLAG([-fno-math-errno],                       [CFLAGS="$CFLAGS -fno-math-errno"])
 329
 330 AX_CHECK_COMPILE_FLAG([-fno-trapping-math],                    [CFLAGS="$CFLAGS -fno-trapping-math"])
 331 AX_CHECK_COMPILE_FLAG([-fvisibility=hidden],                   [VISIBILITY_CFLAGS="-fvisibility=hidden"])
 332
 333 CFLAGS="$save_CFLAGS"
 334
 335 # Toggle Werror since at some point clang started treating unknown -W
 336 # flags as warnings, succeeding with the build, yet issuing an annoying
 337 # warning.
 338 dnl
 339 dnl Check C++ compiler flags
 340 dnl
 341 AC_LANG_PUSH([C++])
 342 AX_CHECK_COMPILE_FLAG([-Wall],                                 [CXXFLAGS="$CXXFLAGS -Wall"])
 343 AX_CHECK_COMPILE_FLAG([-fno-math-errno],                       [CXXFLAGS="$CXXFLAGS -fno-math-errno"])
 344 AX_CHECK_COMPILE_FLAG([-fno-trapping-math],                    [CXXFLAGS="$CXXFLAGS -fno-trapping-math"])
 345 AX_CHECK_COMPILE_FLAG([-fvisibility=hidden],                   [VISIBILITY_CXXFLAGS="-fvisibility=hidden"])
 346 AX_CHECK_COMPILE_FLAG([-Wmissing-field-initializers],          [CXXFLAGS="$CXXFLAGS -Wno-missing-field-initializers"])
 347 AX_CHECK_COMPILE_FLAG([-Wformat-truncation],                   [CXXFLAGS="$CXXFLAGS -Wno-format-truncation"])
 348 AC_LANG_POP([C++])
 349
 350 # Flags to help ensure that certain portions of the code -- and only those
 351 # portions -- can be built with MSVC:
 352 # - src/util, src/gallium/auxiliary, rc/gallium/drivers/llvmpipe, and
 353 # - non-Linux/Posix OpenGL portions needs to build on MSVC 2013 (which
 354 #   supports most of C99)
 355 # - the rest has no compiler compiler restrictions
 356 AX_CHECK_COMPILE_FLAG([-Werror=pointer-arith],                 [MSVC2013_COMPAT_CFLAGS="$MSVC2013_COMPAT_CFLAGS -Werror=pointer-arith"])
 357 AX_CHECK_COMPILE_FLAG([-Werror=vla],                           [MSVC2013_COMPAT_CFLAGS="$MSVC2013_COMPAT_CFLAGS -Werror=vla"])
 358 AC_LANG_PUSH([C++])
 359 AX_CHECK_COMPILE_FLAG([-Werror=pointer-arith],                 [MSVC2013_COMPAT_CXXFLAGS="$MSVC2013_COMPAT_CXXFLAGS -Werror=pointer-arith"])
 360 AX_CHECK_COMPILE_FLAG([-Werror=vla],                           [MSVC2013_COMPAT_CXXFLAGS="$MSVC2013_COMPAT_CXXFLAGS -Werror=vla"])
 361 AC_LANG_POP([C++])
 362
 363 AC_SUBST([MSVC2013_COMPAT_CFLAGS])
 364 AC_SUBST([MSVC2013_COMPAT_CXXFLAGS])
 365
 366 if test "x$GCC" = xyes; then
 367     if test "x$USE_GNU99" = xyes; then
 368         CFLAGS="$CFLAGS -std=gnu99"
 369     else
 370         CFLAGS="$CFLAGS -std=c99"
 371     fi
 372 fi
 373
 374 dnl
 375 dnl Check whether C++11 is supported, if the environment variable
 376 dnl CXX11_CXXFLAGS is set it takes precedence.
 377 dnl
 378
 379 AC_LANG_PUSH([C++])
 380
 381 check_cxx11_available() {
 382     output_support=$1
 383     AC_COMPILE_IFELSE(
 384         [AC_LANG_PROGRAM([
 385              #if !(__cplusplus >= 201103L)
 386              #error
 387              #endif
 388              #include <tuple>
 389         ])
 390     ], [
 391          AC_MSG_RESULT(yes)
 392          cxx11_support=yes
 393     ], AC_MSG_RESULT(no))
 394     eval "$output_support=\$cxx11_support"
 395 }
 396
 397 HAVE_CXX11=no
 398 save_CXXFLAGS="$CXXFLAGS"
 399
 400 dnl If the user provides a flag to enable c++11, then we test only this
 401 if test "x$CXX11_CXXFLAGS" != "x"; then
 402    CXXFLAGS="$CXXFLAGS $CXX11_CXXFLAGS"
 403    AC_MSG_CHECKING(whether c++11 is enabled by via $CXX11_CXXFLAGS)
 404    check_cxx11_available HAVE_CXX11
 405 else
 406    dnl test whether c++11 is enabled by default
 407    AC_MSG_CHECKING(whether c++11 is enabled by default)
 408    check_cxx11_available HAVE_CXX11
 409
 410    dnl C++11 not enabled by default, test whether -std=c++11 does the job
 411    if test "x$HAVE_CXX11" != "xyes"; then
 412        CXX11_CXXFLAGS=-std=c++11
 413        CXXFLAGS="$CXXFLAGS $CXX11_CXXFLAGS"
 414        AC_MSG_CHECKING(whether c++11 is enabled by via $CXX11_CXXFLAGS)
 415        check_cxx11_available HAVE_CXX11
 416    fi
 417 fi
 418
 419 CXXFLAGS="$save_CXXFLAGS"
 420 AM_CONDITIONAL(HAVE_STD_CXX11, test "x$HAVE_CXX11" = "xyes")
 421 AC_SUBST(CXX11_CXXFLAGS)
 422 AC_LANG_POP([C++])
 423
 424 dnl even if the compiler appears to support it, using visibility attributes isn't
 425 dnl going to do anything useful currently on cygwin apart from emit lots of warnings
 426 case "$host_os" in
 427 cygwin*)
 428     VISIBILITY_CFLAGS=""
 429     VISIBILITY_CXXFLAGS=""
 430     ;;
 431 esac
 432
 433 AC_SUBST([VISIBILITY_CFLAGS])
 434 AC_SUBST([VISIBILITY_CXXFLAGS])
 435
 436 dnl For some reason, the test for -Wno-foo always succeeds with gcc, even if the
 437 dnl option is not supported. Hence, check for -Wfoo instead.
 438 AX_CHECK_COMPILE_FLAG([-Woverride-init],                    [WNO_OVERRIDE_INIT="$WNO_OVERRIDE_INIT -Wno-override-init"])         # gcc
 439 AX_CHECK_COMPILE_FLAG([-Winitializer-overrides],            [WNO_OVERRIDE_INIT="$WNO_OVERRIDE_INIT -Wno-initializer-overrides"]) # clang
 440 AC_SUBST([WNO_OVERRIDE_INIT])
 441
 442 dnl
 443 dnl Optional flags, check for compiler support
 444 dnl
 445 SSE41_CFLAGS="-msse4.1"
 446 dnl Code compiled by GCC with -msse* assumes a 16 byte aligned
 447 dnl stack, but on x86-32 such alignment is not guaranteed.
 448 case "$target_cpu" in
 449 i?86)
 450     SSE41_CFLAGS="$SSE41_CFLAGS -mstackrealign"
 451     ;;
 452 esac
 453 save_CFLAGS="$CFLAGS"
 454 CFLAGS="$SSE41_CFLAGS $CFLAGS"
 455 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
 456 #include <smmintrin.h>
 457 int param;
 458 int main () {
 459     __m128i a = _mm_set1_epi32 (param), b = _mm_set1_epi32 (param + 1), c;
 460     c = _mm_max_epu32(a, b);
 461     return _mm_cvtsi128_si32(c);
 462 }]])], SSE41_SUPPORTED=1)
 463 CFLAGS="$save_CFLAGS"
 464 if test "x$SSE41_SUPPORTED" = x1; then
 465     DEFINES="$DEFINES -DUSE_SSE41"
 466 fi
 467 AM_CONDITIONAL([SSE41_SUPPORTED], [test x$SSE41_SUPPORTED = x1])
 468 AC_SUBST([SSE41_CFLAGS], $SSE41_CFLAGS)
 469
 470 dnl Check for new-style atomic builtins. We first check without linking to
 471 dnl -latomic.
 472 AC_MSG_CHECKING(whether __atomic_load_n is supported)
 473 AC_LINK_IFELSE([AC_LANG_SOURCE([[
 474 #include <stdint.h>
 475 int main() {
 476     struct {
 477         uint64_t *v;
 478     } x;
 479     return (int)__atomic_load_n(x.v, __ATOMIC_ACQUIRE) &
 480            (int)__atomic_add_fetch(x.v, (uint64_t)1, __ATOMIC_ACQ_REL);
 481 }]])], GCC_ATOMIC_BUILTINS_SUPPORTED=yes, GCC_ATOMIC_BUILTINS_SUPPORTED=no)
 482
 483 dnl If that didn't work, we try linking with -latomic, which is needed on some
 484 dnl platforms.
 485 if test "x$GCC_ATOMIC_BUILTINS_SUPPORTED" != xyes; then
 486    save_LDFLAGS=$LDFLAGS
 487    LDFLAGS="$LDFLAGS -latomic"
 488    AC_LINK_IFELSE([AC_LANG_SOURCE([[
 489    #include <stdint.h>
 490    int main() {
 491         struct {
 492             uint64_t *v;
 493         } x;
 494         return (int)__atomic_load_n(x.v, __ATOMIC_ACQUIRE) &
 495                (int)__atomic_add_fetch(x.v, (uint64_t)1, __ATOMIC_ACQ_REL);
 496    }]])], GCC_ATOMIC_BUILTINS_SUPPORTED=yes LIBATOMIC_LIBS="-latomic",
 497           GCC_ATOMIC_BUILTINS_SUPPORTED=no)
 498    LDFLAGS=$save_LDFLAGS
 499 fi
 500 AC_MSG_RESULT($GCC_ATOMIC_BUILTINS_SUPPORTED)
 501
 502 if test "x$GCC_ATOMIC_BUILTINS_SUPPORTED" = xyes; then
 503     DEFINES="$DEFINES -DUSE_GCC_ATOMIC_BUILTINS"
 504 fi
 505 AC_SUBST([LIBATOMIC_LIBS])
 506
 507 dnl Check if host supports 64-bit atomics
 508 dnl note that lack of support usually results in link (not compile) error
 509 AC_MSG_CHECKING(whether __sync_add_and_fetch_8 is supported)
 510 AC_LINK_IFELSE([AC_LANG_SOURCE([[
 511 #include <stdint.h>
 512 uint64_t v;
 513 int main() {
 514     return __sync_add_and_fetch(&v, (uint64_t)1);
 515 }]])], GCC_64BIT_ATOMICS_SUPPORTED=yes, GCC_64BIT_ATOMICS_SUPPORTED=no)
 516 if test "x$GCC_64BIT_ATOMICS_SUPPORTED" != xyes; then
 517     DEFINES="$DEFINES -DMISSING_64BIT_ATOMICS"
 518 fi
 519 AC_MSG_RESULT($GCC_64BIT_ATOMICS_SUPPORTED)
 520
 521 dnl Check for Endianness
 522 AC_C_BIGENDIAN(
 523    little_endian=no,
 524    little_endian=yes,
 525    little_endian=no,
 526    little_endian=no
 527 )
 528
 529 dnl Check for POWER8 Architecture
 530 PWR8_CFLAGS="-mpower8-vector"
 531 have_pwr8_intrinsics=no
 532 AC_MSG_CHECKING(whether gcc supports -mpower8-vector)
 533 save_CFLAGS=$CFLAGS
 534 CFLAGS="$PWR8_CFLAGS $CFLAGS"
 535 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
 536 #if defined(__GNUC__) && (__GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 8))
 537 #error "Need GCC >= 4.8 for sane POWER8 support"
 538 #endif
 539 #include <altivec.h>
 540 int main () {
 541     vector unsigned char r;
 542     vector unsigned int v = vec_splat_u32 (1);
 543     r = __builtin_vec_vgbbd ((vector unsigned char) v);
 544     return 0;
 545 }]])], have_pwr8_intrinsics=yes)
 546 CFLAGS=$save_CFLAGS
 547
 548 AC_ARG_ENABLE(pwr8,
 549    [AS_HELP_STRING([--disable-pwr8],
 550                    [disable POWER8-specific instructions])],
 551    [enable_pwr8=$enableval], [enable_pwr8=auto])
 552
 553 if test "x$enable_pwr8" = xno ; then
 554    have_pwr8_intrinsics=disabled
 555 fi
 556
 557 if test $have_pwr8_intrinsics = yes && test $little_endian = yes ; then
 558    DEFINES="$DEFINES -D_ARCH_PWR8"
 559    CXXFLAGS="$CXXFLAGS $PWR8_CFLAGS"
 560    CFLAGS="$CFLAGS $PWR8_CFLAGS"
 561 else
 562    PWR8_CFLAGS=
 563 fi
 564
 565 AC_MSG_RESULT($have_pwr8_intrinsics)
 566 if test "x$enable_pwr8" = xyes && test $have_pwr8_intrinsics = no ; then
 567    AC_MSG_ERROR([POWER8 compiler support not detected])
 568 fi
 569
 570 if test $have_pwr8_intrinsics = yes && test $little_endian = no ; then
 571    AC_MSG_WARN([POWER8 optimization is enabled only on POWER8 Little-Endian])
 572 fi
 573
 574 AC_SUBST([PWR8_CFLAGS], $PWR8_CFLAGS)
 575
 576 dnl Can't have static and shared libraries, default to static if user
 577 dnl explicitly requested. If both disabled, set to static since shared
 578 dnl was explicitly requested.
 579 case "x$enable_static$enable_shared" in
 580 xyesyes)
 581     AC_MSG_ERROR([Cannot enable both static and shared. Building using --enable-shared is strongly recommended])
 582     ;;
 583 xnono)
 584     AC_MSG_ERROR([Cannot disable both static and shared. Building using --enable-shared is strongly recommended])
 585     ;;
 586 esac
 587
 588 AM_CONDITIONAL(BUILD_SHARED, test "x$enable_shared" = xyes)
 589
 590 dnl
 591 dnl other compiler options
 592 dnl
 593 AC_ARG_ENABLE([debug],
 594     [AS_HELP_STRING([--enable-debug],
 595         [use debug compiler flags and macros @<:@default=disabled@:>@])],
 596     [enable_debug="$enableval"],
 597     [enable_debug=no]
 598 )
 599
 600 AC_ARG_ENABLE([profile],
 601     [AS_HELP_STRING([--enable-profile],
 602         [enable profiling of code @<:@default=disabled@:>@])],
 603     [enable_profile="$enableval"],
 604     [enable_profile=no]
 605 )
 606
 607 AC_ARG_ENABLE([sanitize],
 608     [AS_HELP_STRING([--enable-sanitize@<:@=address|undefined@:>@],
 609         [enable code sanitizer @<:@default=disabled@:>@])],
 610     [enable_sanitize="$enableval"],
 611     [enable_sanitize=no])
 612
 613 if test "x$enable_profile" = xyes; then
 614     DEFINES="$DEFINES -DPROFILE"
 615     if test "x$GCC" = xyes; then
 616         CFLAGS="$CFLAGS -fno-omit-frame-pointer"
 617     fi
 618     if test "x$GXX" = xyes; then
 619         CXXFLAGS="$CXXFLAGS -fno-omit-frame-pointer"
 620     fi
 621 fi
 622
 623 if test "x$enable_debug" = xyes; then
 624     DEFINES="$DEFINES -DDEBUG"
 625     if test "x$enable_profile" = xyes; then
 626         AC_MSG_WARN([Debug and Profile are enabled at the same time])
 627     fi
 628     if test "x$GCC" = xyes; then
 629         if ! echo "$CFLAGS" | grep -q -e '-g'; then
 630             CFLAGS="$CFLAGS -g"
 631         fi
 632         if ! echo "$CFLAGS" | grep -q -e '-O'; then
 633             CFLAGS="$CFLAGS -O0"
 634         fi
 635     fi
 636     if test "x$GXX" = xyes; then
 637         if ! echo "$CXXFLAGS" | grep -q -e '-g'; then
 638             CXXFLAGS="$CXXFLAGS -g"
 639         fi
 640         if ! echo "$CXXFLAGS" | grep -q -e '-O'; then
 641             CXXFLAGS="$CXXFLAGS -O0"
 642         fi
 643     fi
 644 else
 645    DEFINES="$DEFINES -DNDEBUG"
 646 fi
 647
 648 if test "x$enable_sanitize" != xno; then
 649     if test "x$enable_profile" = xyes; then
 650         AC_MSG_WARN([Sanitize and Profile are enabled at the same time])
 651     fi
 652
 653     CFLAGS="$CFLAGS -fsanitize=$enable_sanitize"
 654     CXXFLAGS="$CXXFLAGS -fsanitize=$enable_sanitize"
 655     LDFLAGS="$LDFLAGS -fsanitize=$enable_sanitize"
 656
 657     AC_LINK_IFELSE(
 658         [AC_LANG_SOURCE([int main(){return 0;}])],
 659         [],
 660         [AC_MSG_FAILURE([sanitize flags '$enable_sanitize' not supported])])
 661 fi
 662
 663 dnl
 664 dnl Check if linker supports -Bsymbolic
 665 dnl
 666 save_LDFLAGS=$LDFLAGS
 667 LDFLAGS="$LDFLAGS -Wl,-Bsymbolic"
 668 AC_MSG_CHECKING([if ld supports -Bsymbolic])
 669 AC_LINK_IFELSE(
 670     [AC_LANG_SOURCE([int main() { return 0;}])],
 671     [AC_MSG_RESULT([yes])
 672         BSYMBOLIC="-Wl,-Bsymbolic";],
 673     [AC_MSG_RESULT([no])
 674         BSYMBOLIC="";])
 675 LDFLAGS=$save_LDFLAGS
 676
 677 AC_SUBST([BSYMBOLIC])
 678
 679 dnl
 680 dnl Check if linker supports garbage collection
 681 dnl
 682 save_LDFLAGS=$LDFLAGS
 683 LDFLAGS="$LDFLAGS -Wl,--gc-sections"
 684 AC_MSG_CHECKING([whether ld supports --gc-sections])
 685 AC_LINK_IFELSE(
 686     [AC_LANG_SOURCE([static char UnusedFunc() { return 5; } int main() { return 0;}])],
 687     [AC_MSG_RESULT([yes])
 688         GC_SECTIONS="-Wl,--gc-sections";],
 689     [AC_MSG_RESULT([no])
 690         GC_SECTIONS="";])
 691 LDFLAGS=$save_LDFLAGS
 692
 693 AC_SUBST([GC_SECTIONS])
 694
 695 dnl
 696 dnl OpenBSD does not have DT_NEEDED entries for libc by design
 697 dnl so when these flags are passed to ld via libtool the checks will fail
 698 dnl
 699 case "$host_os" in
 700 openbsd* | darwin* )
 701     LD_NO_UNDEFINED="" ;;
 702 *)
 703     if test "x$enable_sanitize" = xno; then
 704         LD_NO_UNDEFINED="-Wl,--no-undefined"
 705     else
 706         LD_NO_UNDEFINED=""
 707     fi
 708     ;;
 709 esac
 710
 711 AC_SUBST([LD_NO_UNDEFINED])
 712
 713 dnl
 714 dnl Check if linker supports version scripts
 715 dnl
 716 AC_MSG_CHECKING([if the linker supports version-scripts])
 717 save_LDFLAGS=$LDFLAGS
 718 LDFLAGS="$LDFLAGS -Wl,--version-script=$srcdir/build-support/conftest.map"
 719 AC_LINK_IFELSE(
 720     [AC_LANG_SOURCE([int main() { return 0;}])],
 721     [have_ld_version_script=yes;AC_MSG_RESULT(yes)],
 722     [have_ld_version_script=no; AC_MSG_RESULT(no)])
 723 LDFLAGS=$save_LDFLAGS
 724 AM_CONDITIONAL(HAVE_LD_VERSION_SCRIPT, test "$have_ld_version_script" = "yes")
 725
 726 dnl
 727 dnl Check if linker supports dynamic list files
 728 dnl
 729 AC_MSG_CHECKING([if the linker supports --dynamic-list])
 730 save_LDFLAGS=$LDFLAGS
 731 LDFLAGS="$LDFLAGS -Wl,--dynamic-list=$srcdir/build-support/conftest.dyn"
 732 AC_LINK_IFELSE(
 733     [AC_LANG_SOURCE([int main() { return 0;}])],
 734     [have_ld_dynamic_list=yes;AC_MSG_RESULT(yes)],
 735     [have_ld_dynamic_list=no; AC_MSG_RESULT(no)])
 736 LDFLAGS=$save_LDFLAGS
 737 AM_CONDITIONAL(HAVE_LD_DYNAMIC_LIST, test "$have_ld_dynamic_list" = "yes")
 738
 739 dnl
 740 dnl OSX linker does not support build-id
 741 dnl
 742 case "$host_os" in
 743 darwin*)
 744     LD_BUILD_ID=""
 745     ;;
 746 *)
 747     LD_BUILD_ID="-Wl,--build-id=sha1"
 748     ;;
 749 esac
 750 AC_SUBST([LD_BUILD_ID])
 751
 752 dnl
 753 dnl compatibility symlinks
 754 dnl
 755 case "$host_os" in
 756 linux* )
 757     HAVE_COMPAT_SYMLINKS=yes ;;
 758 * )
 759     HAVE_COMPAT_SYMLINKS=no ;;
 760 esac
 761
 762 AM_CONDITIONAL(HAVE_COMPAT_SYMLINKS, test "x$HAVE_COMPAT_SYMLINKS" = xyes)
 763
 764 dnl
 765 dnl library names
 766 dnl
 767 dnl Unfortunately we need to do a few things that libtool can't help us with,
 768 dnl so we need some knowledge of shared library filenames:
 769 dnl
 770 dnl LIB_EXT is the extension used when creating symlinks for alternate
 771 dnl filenames for a shared library which will be dynamically loaded
 772 dnl
 773 dnl IMP_LIB_EXT is the extension used when checking for the presence of a
 774 dnl the file for a shared library we wish to link with
 775 dnl
 776 case "$host_os" in
 777 darwin* )
 778     LIB_EXT='dylib'
 779     IMP_LIB_EXT=$LIB_EXT
 780     ;;
 781 cygwin* )
 782     LIB_EXT='dll'
 783     IMP_LIB_EXT='dll.a'
 784     ;;
 785 aix* )
 786     LIB_EXT='a'
 787     IMP_LIB_EXT=$LIB_EXT
 788     ;;
 789 * )
 790     LIB_EXT='so'
 791     IMP_LIB_EXT=$LIB_EXT
 792     ;;
 793 esac
 794
 795 AC_SUBST([LIB_EXT])
 796
 797 dnl
 798 dnl Arch/platform-specific settings
 799 dnl
 800 AC_ARG_ENABLE([asm],
 801     [AS_HELP_STRING([--disable-asm],
 802         [disable assembly usage @<:@default=enabled on supported platforms@:>@])],
 803     [enable_asm="$enableval"],
 804     [enable_asm=yes]
 805 )
 806 asm_arch=""
 807 AC_MSG_CHECKING([whether to enable assembly])
 808 test "x$enable_asm" = xno && AC_MSG_RESULT([no])
 809 # disable if cross compiling on x86/x86_64 since we must run gen_matypes
 810 if test "x$enable_asm" = xyes -a "x$cross_compiling" = xyes; then
 811     case "$host_cpu" in
 812     i?86 | x86_64 | amd64)
 813         if test "x$host_cpu" != "x$target_cpu"; then
 814             enable_asm=no
 815             AC_MSG_RESULT([no, cross compiling])
 816         fi
 817         ;;
 818     esac
 819 fi
 820 # check for supported arches
 821 if test "x$enable_asm" = xyes; then
 822     case "$host_cpu" in
 823     i?86)
 824         case "$host_os" in
 825         linux* | *freebsd* | dragonfly* | *netbsd* | openbsd* | gnu*)
 826             asm_arch=x86
 827             ;;
 828         esac
 829         ;;
 830     x86_64|amd64)
 831         case "$host_os" in
 832         linux* | *freebsd* | dragonfly* | *netbsd* | openbsd*)
 833             asm_arch=x86_64
 834             ;;
 835         esac
 836         ;;
 837     sparc*)
 838         case "$host_os" in
 839         linux*)
 840             asm_arch=sparc
 841             ;;
 842         esac
 843         ;;
 844     powerpc64le)
 845         case "$host_os" in
 846         linux*)
 847             asm_arch=ppc64le
 848             ;;
 849         esac
 850         ;;
 851     aarch64)
 852         case "$host_os" in
 853         linux*)
 854             asm_arch=aarch64
 855             ;;
 856         esac
 857         ;;
 858     arm)
 859         case "$host_os" in
 860         linux*)
 861             asm_arch=arm
 862             ;;
 863         esac
 864         ;;
 865     esac
 866
 867     case "$asm_arch" in
 868     x86)
 869         DEFINES="$DEFINES -DUSE_X86_ASM -DUSE_MMX_ASM -DUSE_3DNOW_ASM -DUSE_SSE_ASM"
 870         AC_MSG_RESULT([yes, x86])
 871         ;;
 872     x86_64|amd64)
 873         DEFINES="$DEFINES -DUSE_X86_64_ASM"
 874         AC_MSG_RESULT([yes, x86_64])
 875         ;;
 876     sparc)
 877         DEFINES="$DEFINES -DUSE_SPARC_ASM"
 878         AC_MSG_RESULT([yes, sparc])
 879         ;;
 880     ppc64le)
 881         DEFINES="$DEFINES -DUSE_PPC64LE_ASM"
 882         AC_MSG_RESULT([yes, ppc64le])
 883         ;;
 884     aarch64)
 885         DEFINES="$DEFINES -DUSE_AARCH64_ASM"
 886         AC_MSG_RESULT([yes, aarch64])
 887         ;;
 888     arm)
 889         DEFINES="$DEFINES -DUSE_ARM_ASM"
 890         AC_MSG_RESULT([yes, arm])
 891         ;;
 892     *)
 893         AC_MSG_RESULT([no, platform not supported])
 894         ;;
 895     esac
 896 fi
 897
 898 AC_HEADER_MAJOR
 899 AC_CHECK_HEADER([xlocale.h], [DEFINES="$DEFINES -DHAVE_XLOCALE_H"])
 900 AC_CHECK_HEADER([sys/sysctl.h], [DEFINES="$DEFINES -DHAVE_SYS_SYSCTL_H"])
 901 AC_CHECK_HEADERS([endian.h])
 902 AC_CHECK_HEADER([dlfcn.h], [DEFINES="$DEFINES -DHAVE_DLFCN_H"])
 903 AC_CHECK_FUNC([strtof], [DEFINES="$DEFINES -DHAVE_STRTOF"])
 904 AC_CHECK_FUNC([mkostemp], [DEFINES="$DEFINES -DHAVE_MKOSTEMP"])
 905 AC_CHECK_FUNC([timespec_get], [DEFINES="$DEFINES -DHAVE_TIMESPEC_GET"])
 906 AC_CHECK_FUNC([memfd_create], [DEFINES="$DEFINES -DHAVE_MEMFD_CREATE"])
 907
 908 AC_MSG_CHECKING([whether strtod has locale support])
 909 AC_LINK_IFELSE([AC_LANG_SOURCE([[
 910     #define _GNU_SOURCE
 911     #include <stdlib.h>
 912     #include <locale.h>
 913     #ifdef HAVE_XLOCALE_H
 914     #include <xlocale.h>
 915     #endif
 916     int main() {
 917        locale_t loc = newlocale(LC_CTYPE_MASK, "C", NULL);
 918        const char *s = "1.0";
 919        char *end;
 920        double d = strtod_l(s, end, loc);
 921        float f = strtof_l(s, end, loc);
 922        freelocale(loc);
 923        return 0;
 924     }]])],
 925   [DEFINES="$DEFINES -DHAVE_STRTOD_L"];
 926    AC_MSG_RESULT([yes]),
 927    AC_MSG_RESULT([no]))
 928
 929 dnl Check to see if dlopen is in default libraries (like Solaris, which
 930 dnl has it in libc), or if libdl is needed to get it.
 931 AC_CHECK_FUNC([dlopen], [],
 932     [AC_CHECK_LIB([dl], [dlopen],
 933        [DLOPEN_LIBS="-ldl"])])
 934 AC_SUBST([DLOPEN_LIBS])
 935
 936 dnl Check if that library also has dladdr
 937 save_LIBS="$LIBS"
 938 LIBS="$LIBS $DLOPEN_LIBS"
 939 AC_CHECK_FUNCS([dladdr])
 940 LIBS="$save_LIBS"
 941
 942 AC_CHECK_FUNC([dl_iterate_phdr], [DEFINES="$DEFINES -DHAVE_DL_ITERATE_PHDR"])
 943
 944 case "$host_os" in
 945 darwin*)
 946     ;;
 947 *)
 948     AC_CHECK_FUNCS([clock_gettime], [CLOCK_LIB=],
 949                    [AC_CHECK_LIB([rt], [clock_gettime], [CLOCK_LIB=-lrt],
 950                                  [AC_MSG_ERROR([Could not find clock_gettime])])])
 951     AC_SUBST([CLOCK_LIB])
 952     ;;
 953 esac
 954
 955 dnl See if posix_memalign is available
 956 AC_CHECK_FUNC([posix_memalign], [DEFINES="$DEFINES -DHAVE_POSIX_MEMALIGN"])
 957
 958 dnl Check for zlib
 959 PKG_CHECK_MODULES([ZLIB], [zlib >= $ZLIB_REQUIRED])
 960 DEFINES="$DEFINES -DHAVE_ZLIB"
 961
 962 dnl Check for pthreads
 963 AX_PTHREAD
 964 if test "x$ax_pthread_ok" = xno; then
 965     AC_MSG_ERROR([Building mesa on this platform requires pthreads])
 966 fi
 967 dnl AX_PTHREADS leaves PTHREAD_LIBS empty for gcc and sets PTHREAD_CFLAGS
 968 dnl to -pthread, which causes problems if we need -lpthread to appear in
 969 dnl pkgconfig files.  Since Android doesn't have a pthread lib, this check
 970 dnl is not valid for that platform.
 971 if test "x$android" = xno; then
 972     test -z "$PTHREAD_LIBS" && PTHREAD_LIBS="-lpthread"
 973 fi
 974 dnl According to the manual when using pthreads, one should add -pthread to
 975 dnl both compile and link-time arguments.
 976 dnl In practise that should be sufficient for all platforms, since any
 977 dnl platforms build with GCC and Clang support the flag.
 978 PTHREAD_LIBS="$PTHREAD_LIBS -pthread"
 979
 980 dnl pthread-stubs is mandatory on some BSD platforms, due to the nature of the
 981 dnl project. Even then there's a notable issue as described in the project README
 982 case "$host_os" in
 983 linux* | cygwin* | darwin* | solaris* | *-gnu* | gnu* | openbsd*)
 984     pthread_stubs_possible="no"
 985     ;;
 986 * )
 987     pthread_stubs_possible="yes"
 988     ;;
 989 esac
 990
 991 if test "x$pthread_stubs_possible" = xyes; then
 992     PKG_CHECK_MODULES(PTHREADSTUBS, pthread-stubs >= 0.4)
 993 fi
 994
 995 save_LIBS="$LIBS"
 996 LIBS="$PTHREAD_LIBS"
 997 AC_MSG_CHECKING(whether pthread_setaffinity_np is supported)
 998 AC_LINK_IFELSE([AC_LANG_SOURCE([[
 999     #define _GNU_SOURCE
1000     #include <pthread.h>
1001     int main() {
1002        void *a = (void*) &pthread_setaffinity_np;
1003        long b = (long) a;
1004        return (int) b;
1005     }]])],
1006   [DEFINES="$DEFINES -DHAVE_PTHREAD_SETAFFINITY"];
1007    AC_MSG_RESULT([yes]),
1008    AC_MSG_RESULT([no]))
1009 LIBS="$save_LIBS"
1010
1011 dnl Check for futex for fast inline simple_mtx_t.
1012 AC_CHECK_HEADER([linux/futex.h], [DEFINES="$DEFINES -DHAVE_LINUX_FUTEX_H"])
1013
1014 dnl SELinux awareness.
1015 AC_ARG_ENABLE([selinux],
1016     [AS_HELP_STRING([--enable-selinux],
1017         [Build SELinux-aware Mesa @<:@default=disabled@:>@])],
1018     [MESA_SELINUX="$enableval"],
1019     [MESA_SELINUX=no])
1020 if test "x$enable_selinux" = "xyes"; then
1021     PKG_CHECK_MODULES([SELINUX], [libselinux], [],
1022         [AC_CHECK_HEADER([selinux/selinux.h],[],
1023                          [AC_MSG_ERROR([SELinux headers not found])])
1024          AC_CHECK_LIB([selinux],[is_selinux_enabled],[],
1025                       [AC_MSG_ERROR([SELinux library not found])])
1026          SELINUX_LIBS="-lselinux"])
1027     DEFINES="$DEFINES -DMESA_SELINUX"
1028 fi
1029 AC_SUBST([SELINUX_CFLAGS])
1030 AC_SUBST([SELINUX_LIBS])
1031
1032 dnl
1033 dnl LLVM
1034 dnl
1035 AC_ARG_ENABLE([llvm-shared-libs],
1036     [AS_HELP_STRING([--enable-llvm-shared-libs],
1037         [link with LLVM shared libraries @<:@default=enabled@:>@])],
1038     [enable_llvm_shared_libs="$enableval"],
1039     [enable_llvm_shared_libs=yes])
1040
1041 AC_ARG_WITH([llvm-prefix],
1042     [AS_HELP_STRING([--with-llvm-prefix],
1043         [Prefix for LLVM installations in non-standard locations])],
1044     [llvm_prefix="$withval"],
1045     [llvm_prefix=''])
1046
1047 PKG_CHECK_MODULES([LIBELF], [libelf], [have_libelf=yes], [have_libelf=no])
1048 if test "x$have_libelf" = xno; then
1049    LIBELF_LIBS=''
1050    LIBELF_CFLAGS=''
1051    AC_CHECK_LIB([elf], [elf_memory], [have_libelf=yes;LIBELF_LIBS=-lelf], [have_libelf=no])
1052    AC_SUBST([LIBELF_LIBS])
1053    AC_SUBST([LIBELF_CFLAGS])
1054 fi
1055
1056 if test -z "$LLVM_CONFIG"; then
1057     if test -n "$llvm_prefix"; then
1058         AC_PATH_TOOL([LLVM_CONFIG], [llvm-config], [no], ["$llvm_prefix/bin"])
1059     else
1060         AC_PATH_TOOL([LLVM_CONFIG], [llvm-config], [no])
1061     fi
1062 fi
1063
1064 llvm_add_component() {
1065     new_llvm_component=$1
1066     driver_name=$2
1067
1068     if $LLVM_CONFIG --components | grep -iqw $new_llvm_component ; then
1069         LLVM_COMPONENTS="${LLVM_COMPONENTS} ${new_llvm_component}"
1070     else
1071         AC_MSG_ERROR([LLVM component '$new_llvm_component' not enabled in your LLVM build. Required by $driver_name.])
1072     fi
1073 }
1074
1075 llvm_add_optional_component() {
1076     new_llvm_component=$1
1077     driver_name=$2
1078
1079     if $LLVM_CONFIG --components | grep -iqw $new_llvm_component ; then
1080         LLVM_COMPONENTS="${LLVM_COMPONENTS} ${new_llvm_component}"
1081     fi
1082 }
1083
1084 llvm_add_default_components() {
1085     driver_name=$1
1086
1087     # Required default components
1088     llvm_add_component "bitwriter" $driver_name
1089     llvm_add_component "engine" $driver_name
1090     llvm_add_component "mcdisassembler" $driver_name
1091     llvm_add_component "mcjit" $driver_name
1092
1093     # Optional default components
1094     llvm_add_optional_component "inteljitevents" $driver_name
1095 }
1096
1097 llvm_add_target() {
1098     new_llvm_target=$1
1099     driver_name=$2
1100
1101     if $LLVM_CONFIG --targets-built | grep -iqw $new_llvm_target ; then
1102         llvm_add_component $new_llvm_target $driver_name
1103     else
1104         AC_MSG_ERROR([LLVM target '$new_llvm_target' not enabled in your LLVM build. Required by $driver_name.])
1105     fi
1106 }
1107
1108 # Call this inside ` ` to get the return value.
1109 # $1 is the llvm-config command with arguments.
1110 strip_unwanted_llvm_flags() {
1111     echo " `$1` " | sed -E \
1112         -e 's/[[[:space:]]]+-m[[^[:space:]]]*//g' \
1113         -e 's/[[[:space:]]]+-DNDEBUG[[[:space:]]]/ /g' \
1114         -e 's/[[[:space:]]]+-D_GNU_SOURCE[[[:space:]]]/ /g' \
1115         -e 's/[[[:space:]]]+-pedantic[[[:space:]]]/ /g' \
1116         -e 's/[[[:space:]]]+-W[[^[:space:]]]*//g' \
1117         -e 's/[[[:space:]]]+-O[[^[:space:]]]*//g' \
1118         -e 's/[[[:space:]]]+-g[[^[:space:]]]*//g' \
1119         -e 's/-fno-rtti[[[:space:]]]/-Fno-rtti /g' \
1120         -e 's/[[[:space:]]]+-f[[^[:space:]]]*//g' \
1121         -e 's/-Fno-rtti[[[:space:]]]/-fno-rtti /g' \
1122         -e 's/^[[[:space:]]]//' \
1123         -e 's/[[[:space:]]]$//'
1124 }
1125
1126 llvm_set_environment_variables() {
1127     if test "x$LLVM_CONFIG" != xno; then
1128         LLVM_VERSION=`$LLVM_CONFIG --version | egrep -o '^[[0-9.]]+'`
1129         LLVM_CPPFLAGS=`strip_unwanted_llvm_flags "$LLVM_CONFIG --cppflags"`
1130         LLVM_INCLUDEDIR=`$LLVM_CONFIG --includedir`
1131         LLVM_LIBDIR=`$LLVM_CONFIG --libdir`
1132
1133         # We need to respect LLVM_CPPFLAGS when compiling LLVM headers.
1134         save_CFLAGS="$CFLAGS"
1135         CFLAGS="$CFLAGS $LLVM_CPPFLAGS"
1136
1137         AC_COMPUTE_INT([LLVM_VERSION_MAJOR], [LLVM_VERSION_MAJOR],
1138             [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
1139         AC_COMPUTE_INT([LLVM_VERSION_MINOR], [LLVM_VERSION_MINOR],
1140             [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
1141         AC_COMPUTE_INT([LLVM_VERSION_PATCH], [LLVM_VERSION_PATCH],
1142             [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
1143
1144         CFLAGS="$save_CFLAGS"
1145
1146         # Only needed for LLVM < 3.6.0
1147         if test -z "$LLVM_VERSION_PATCH"; then
1148             LLVM_VERSION_PATCH=0
1149         fi
1150
1151         LLVM_VERSION_INT="${LLVM_VERSION_MAJOR}0${LLVM_VERSION_MINOR}"
1152
1153         FOUND_LLVM=yes
1154     else
1155         FOUND_LLVM=no
1156         LLVM_VERSION_INT=0
1157     fi
1158 }
1159
1160 require_llvm() {
1161     if test "x$enable_llvm" != "xyes"; then
1162         AC_MSG_ERROR([--enable-llvm is required when building $1])
1163     fi
1164 }
1165
1166 llvm_require_version() {
1167     require_llvm $2
1168
1169     llvm_target_version_major=`echo $1 | cut -d. -f1 | egrep -o '^[[0-9]]+'`
1170     llvm_target_version_minor=`echo $1 | cut -d. -f2 | egrep -o '^[[0-9]]+'`
1171     llvm_target_version_patch=`echo $1 | cut -d. -f3 | egrep -o '^[[0-9]]+'`
1172
1173     if test "$LLVM_VERSION_MAJOR" -gt "$llvm_target_version_major"; then
1174         # major > required major
1175         #  --> OK
1176         return
1177     fi
1178
1179     if test "$LLVM_VERSION_MAJOR" -eq "$llvm_target_version_major"; then
1180         if test "$LLVM_VERSION_MINOR" -gt "$llvm_target_version_minor"; then
1181             # major = required major and
1182             # minor > required minor
1183             #  --> OK
1184             return
1185         else
1186             if test "$LLVM_VERSION_MINOR" -eq "$llvm_target_version_minor"; then
1187                 if test "$LLVM_VERSION_PATCH" -ge "$llvm_target_version_patch"; then
1188                     # major = required major and
1189                     # minor = required minor and
1190                     # patch >= required patch
1191                     #  --> OK
1192                     return
1193                 fi
1194             fi
1195         fi
1196     fi
1197
1198     AC_MSG_ERROR([LLVM $1 or newer is required for $2])
1199 }
1200
1201 radeon_llvm_check() {
1202     if test ${LLVM_VERSION_INT} -lt 307; then
1203         amdgpu_llvm_target_name='r600'
1204     else
1205         amdgpu_llvm_target_name='amdgpu'
1206     fi
1207
1208     llvm_require_version $*
1209
1210     llvm_add_target $amdgpu_llvm_target_name $2
1211
1212     llvm_add_default_components $2
1213     llvm_add_component "bitreader" $2
1214     llvm_add_component "ipo" $2
1215
1216     if test "x$have_libelf" != xyes; then
1217        AC_MSG_ERROR([$2 requires libelf when using llvm])
1218     fi
1219 }
1220
1221 llvm_set_environment_variables
1222
1223 AC_SUBST([LLVM_CFLAGS])
1224 AC_SUBST([LLVM_CXXFLAGS])
1225 AC_SUBST([LLVM_LIBS])
1226 AC_SUBST([LLVM_LDFLAGS])
1227 AC_SUBST([LLVM_INCLUDEDIR])
1228
1229 dnl
1230 dnl libunwind
1231 dnl
1232 PKG_CHECK_EXISTS(libunwind, [HAVE_LIBUNWIND=yes], [HAVE_LIBUNWIND=no])
1233 AC_ARG_ENABLE([libunwind],
1234     [AS_HELP_STRING([--enable-libunwind],
1235             [Use libunwind for backtracing (default: auto)])],
1236         [LIBUNWIND="$enableval"],
1237         [LIBUNWIND="$HAVE_LIBUNWIND"])
1238
1239 if test "x$LIBUNWIND" = "xyes"; then
1240     PKG_CHECK_MODULES(LIBUNWIND, libunwind)
1241     AC_DEFINE(HAVE_LIBUNWIND, 1, [Have libunwind support])
1242 fi
1243
1244
1245 dnl Options for APIs
1246 AC_ARG_ENABLE([opengl],
1247     [AS_HELP_STRING([--disable-opengl],
1248         [disable support for standard OpenGL API @<:@default=enabled@:>@])],
1249     [enable_opengl="$enableval"],
1250     [enable_opengl=yes])
1251 AC_ARG_ENABLE([gles1],
1252     [AS_HELP_STRING([--disable-gles1],
1253         [disable support for OpenGL ES 1.x API @<:@default=enabled@:>@])],
1254     [enable_gles1="$enableval"],
1255     [enable_gles1=yes])
1256 AC_ARG_ENABLE([gles2],
1257     [AS_HELP_STRING([--disable-gles2],
1258         [disable support for OpenGL ES 2.x API @<:@default=enabled@:>@])],
1259     [enable_gles2="$enableval"],
1260     [enable_gles2=yes])
1261
1262 AC_ARG_ENABLE([dri],
1263     [AS_HELP_STRING([--enable-dri],
1264         [enable DRI modules @<:@default=enabled@:>@])],
1265     [enable_dri="$enableval"],
1266     [enable_dri=yes])
1267
1268 AC_ARG_ENABLE([gallium-extra-hud],
1269     [AS_HELP_STRING([--enable-gallium-extra-hud],
1270         [enable HUD block/NIC I/O HUD stats support @<:@default=disabled@:>@])],
1271     [enable_gallium_extra_hud="$enableval"],
1272     [enable_gallium_extra_hud=no])
1273 AM_CONDITIONAL(HAVE_GALLIUM_EXTRA_HUD, test "x$enable_gallium_extra_hud" = xyes)
1274 if test "x$enable_gallium_extra_hud" = xyes ; then
1275     DEFINES="${DEFINES} -DHAVE_GALLIUM_EXTRA_HUD=1"
1276 fi
1277
1278 #TODO: no pkgconfig .pc available for libsensors.
1279 #PKG_CHECK_MODULES([LIBSENSORS], [libsensors >= $LIBSENSORS_REQUIRED], [enable_lmsensors=yes], [enable_lmsensors=no])
1280 AC_ARG_ENABLE([lmsensors],
1281     [AS_HELP_STRING([--enable-lmsensors],
1282         [enable HUD lmsensor support @<:@default=disabled@:>@])],
1283     [enable_lmsensors="$enableval"],
1284     [enable_lmsensors=no])
1285 AM_CONDITIONAL(HAVE_LIBSENSORS, test "x$enable_lmsensors" = xyes)
1286 if test "x$enable_lmsensors" = xyes ; then
1287     DEFINES="${DEFINES} -DHAVE_LIBSENSORS=1"
1288     LIBSENSORS_LIBS="-lsensors"
1289 else
1290     LIBSENSORS_LIBS=""
1291 fi
1292 AC_SUBST(LIBSENSORS_LIBS)
1293
1294 case "$host_os" in
1295 linux*)
1296     dri3_default=yes
1297     ;;
1298 *)
1299     dri3_default=no
1300     ;;
1301 esac
1302
1303 if test "x$enable_dri" = xno; then
1304     dri3_default=no
1305 fi
1306
1307 AC_ARG_ENABLE([dri3],
1308     [AS_HELP_STRING([--enable-dri3],
1309         [enable DRI3 @<:@default=auto@:>@])],
1310     [enable_dri3="$enableval"],
1311     [enable_dri3="$dri3_default"])
1312 AC_ARG_ENABLE([glx],
1313     [AS_HELP_STRING([--enable-glx@<:@=dri|xlib|gallium-xlib@:>@],
1314         [enable the GLX library and choose an implementation @<:@default=auto@:>@])],
1315     [enable_glx="$enableval"],
1316     [enable_glx=yes])
1317 AC_ARG_ENABLE([osmesa],
1318     [AS_HELP_STRING([--enable-osmesa],
1319         [enable OSMesa library @<:@default=disabled@:>@])],
1320     [enable_osmesa="$enableval"],
1321     [enable_osmesa=no])
1322 AC_ARG_ENABLE([gallium-osmesa],
1323     [AS_HELP_STRING([--enable-gallium-osmesa],
1324         [enable Gallium implementation of the OSMesa library @<:@default=disabled@:>@])],
1325     [enable_gallium_osmesa="$enableval"],
1326     [enable_gallium_osmesa=no])
1327 AC_ARG_ENABLE([egl],
1328     [AS_HELP_STRING([--disable-egl],
1329         [disable EGL library @<:@default=enabled@:>@])],
1330     [enable_egl="$enableval"],
1331     [enable_egl=yes])
1332
1333 AC_ARG_ENABLE([xa],
1334     [AS_HELP_STRING([--enable-xa],
1335         [enable build of the XA X Acceleration API @<:@default=disabled@:>@])],
1336     [enable_xa="$enableval"],
1337     [enable_xa=no])
1338 AC_ARG_ENABLE([gbm],
1339    [AS_HELP_STRING([--enable-gbm],
1340          [enable gbm library @<:@default=yes except cygwin and macOS@:>@])],
1341    [enable_gbm="$enableval"],
1342    [case "$host_os" in
1343        cygwin* | darwin*)
1344           enable_gbm=no
1345           ;;
1346        *)
1347           enable_gbm=yes
1348           ;;
1349     esac])
1350 AC_ARG_ENABLE([nine],
1351     [AS_HELP_STRING([--enable-nine],
1352         [enable build of the nine Direct3D9 API @<:@default=no@:>@])],
1353     [enable_nine="$enableval"],
1354     [enable_nine=no])
1355
1356 AC_ARG_ENABLE([xvmc],
1357    [AS_HELP_STRING([--enable-xvmc],
1358          [enable xvmc library @<:@default=auto@:>@])],
1359    [enable_xvmc="$enableval"],
1360    [enable_xvmc=auto])
1361 AC_ARG_ENABLE([vdpau],
1362    [AS_HELP_STRING([--enable-vdpau],
1363          [enable vdpau library @<:@default=auto@:>@])],
1364    [enable_vdpau="$enableval"],
1365    [enable_vdpau=auto])
1366 AC_ARG_ENABLE([omx],
1367    [AS_HELP_STRING([--enable-omx],
1368          [DEPRECATED: Use --enable-omx-bellagio or --enable-omx-tizonia instead @<:@default=auto@:>@])],
1369    [AC_MSG_ERROR([--enable-omx is deprecated. Use --enable-omx-bellagio or --enable-omx-tizonia instead.])],
1370    [])
1371 AC_ARG_ENABLE([omx-bellagio],
1372    [AS_HELP_STRING([--enable-omx-bellagio],
1373          [enable OpenMAX Bellagio library @<:@default=disabled@:>@])],
1374    [enable_omx_bellagio="$enableval"],
1375    [enable_omx_bellagio=no])
1376 AC_ARG_ENABLE([omx-tizonia],
1377    [AS_HELP_STRING([--enable-omx-tizonia],
1378          [enable OpenMAX Tizonia library @<:@default=disabled@:>@])],
1379    [enable_omx_tizonia="$enableval"],
1380    [enable_omx_tizonia=no])
1381 AC_ARG_ENABLE([va],
1382    [AS_HELP_STRING([--enable-va],
1383          [enable va library @<:@default=auto@:>@])],
1384    [enable_va="$enableval"],
1385    [enable_va=auto])
1386 AC_ARG_ENABLE([opencl],
1387    [AS_HELP_STRING([--enable-opencl],
1388          [enable OpenCL library @<:@default=disabled@:>@])],
1389    [enable_opencl="$enableval"],
1390    [enable_opencl=no])
1391 AC_ARG_ENABLE([opencl_icd],
1392    [AS_HELP_STRING([--enable-opencl-icd],
1393           [Build an OpenCL ICD library to be loaded by an ICD implementation
1394            @<:@default=enabled@:>@])],
1395     [enable_opencl_icd="$enableval"],
1396     [enable_opencl_icd=yes])
1397
1398 AC_ARG_ENABLE([gallium-tests],
1399     [AS_HELP_STRING([--enable-gallium-tests],
1400         [Enable optional Gallium tests) @<:@default=disabled@:>@])],
1401     [enable_gallium_tests="$enableval"],
1402     [enable_gallium_tests=no])
1403
1404 # Option for Gallium drivers
1405
1406 # Keep this in sync with the --with-gallium-drivers help string default value
1407 GALLIUM_DRIVERS_DEFAULT="r300,r600,svga,swrast"
1408
1409 AC_ARG_WITH([gallium-drivers],
1410     [AS_HELP_STRING([--with-gallium-drivers@<:@=DIRS...@:>@],
1411         [comma delimited Gallium drivers list, e.g.
1412         "i915,nouveau,r300,r600,radeonsi,freedreno,kmsro,svga,swrast,swr,tegra,v3d,vc4,virgl,etnaviv"
1413         @<:@default=r300,r600,svga,swrast@:>@])],
1414     [with_gallium_drivers="$withval"],
1415     [with_gallium_drivers="$GALLIUM_DRIVERS_DEFAULT"])
1416
1417 # Doing '--without-gallium-drivers' will set this variable to 'no'.  Clear it
1418 # here so that the script doesn't choke on an unknown driver name later.
1419 case "$with_gallium_drivers" in
1420     yes) with_gallium_drivers="$GALLIUM_DRIVERS_DEFAULT" ;;
1421     no) with_gallium_drivers='' ;;
1422 esac
1423
1424 if test "x$enable_opengl" = xno -a \
1425         "x$enable_gles1" = xno -a \
1426         "x$enable_gles2" = xno -a \
1427         "x$enable_nine" = xno -a \
1428         "x$enable_xa" = xno -a \
1429         "x$enable_xvmc" = xno -a \
1430         "x$enable_vdpau" = xno -a \
1431         "x$enable_omx_bellagio" = xno -a \
1432         "x$enable_omx_tizonia" = xno -a \
1433         "x$enable_va" = xno -a \
1434         "x$enable_opencl" = xno; then
1435     AC_MSG_ERROR([at least one API should be enabled])
1436 fi
1437
1438 if test "x$enable_omx_bellagio" = xyes -a \
1439         "x$enable_omx_tizonia" = xyes; then
1440    AC_MSG_ERROR([Can't enable both bellagio and tizonia at same time])
1441 fi
1442
1443 # Building OpenGL ES1 and/or ES2 without OpenGL is not supported on mesa 9.0.x
1444 if test "x$enable_opengl" = xno -a \
1445         "x$enable_gles1" = xyes; then
1446     AC_MSG_ERROR([Building OpenGL ES1 without OpenGL is not supported])
1447 fi
1448
1449 if test "x$enable_opengl" = xno -a \
1450         "x$enable_gles2" = xyes; then
1451     AC_MSG_ERROR([Building OpenGL ES2 without OpenGL is not supported])
1452 fi
1453
1454 AM_CONDITIONAL(HAVE_OPENGL, test "x$enable_opengl" = xyes)
1455 AM_CONDITIONAL(HAVE_OPENGL_ES1, test "x$enable_gles1" = xyes)
1456 AM_CONDITIONAL(HAVE_OPENGL_ES2, test "x$enable_gles2" = xyes)
1457 AM_CONDITIONAL(NEED_OPENGL_COMMON, test "x$enable_opengl" = xyes -o \
1458                                         "x$enable_gles1" = xyes -o \
1459                                         "x$enable_gles2" = xyes)
1460 AM_CONDITIONAL(NEED_KHRPLATFORM, test "x$enable_egl" = xyes -o \
1461                                       "x$enable_opengl" = xyes -o \
1462                                       "x$enable_gles1" = xyes -o \
1463                                       "x$enable_gles2" = xyes)
1464
1465 # Validate GLX options
1466 if test "x$enable_glx" = xyes; then
1467     if test "x$enable_dri" = xyes; then
1468         enable_glx=dri
1469     elif test -n "$with_gallium_drivers"; then
1470         enable_glx=gallium-xlib
1471     else
1472         enable_glx=xlib
1473     fi
1474 fi
1475 case "x$enable_glx" in
1476 xdri | xxlib | xgallium-xlib)
1477     # GLX requires OpenGL
1478     if test "x$enable_opengl" = xno; then
1479         AC_MSG_ERROR([GLX cannot be built without OpenGL])
1480     fi
1481
1482     # Check individual dependencies
1483     case "x$enable_glx" in
1484     xdri)
1485         if test "x$enable_dri" = xno; then
1486             AC_MSG_ERROR([DRI-based GLX requires DRI to be enabled])
1487         fi
1488         ;;
1489     xxlib)
1490         if test "x$enable_dri" = xyes; then
1491             AC_MSG_ERROR([Xlib-based GLX cannot be built with DRI enabled])
1492         fi
1493         ;;
1494     xgallium-xlib )
1495         if test "x$enable_dri" = xyes; then
1496             AC_MSG_ERROR([Xlib-based (Gallium) GLX cannot be built with DRI enabled])
1497         fi
1498         if test -z "$with_gallium_drivers"; then
1499             AC_MSG_ERROR([Xlib-based (Gallium) GLX cannot be built without Gallium enabled])
1500         fi
1501         ;;
1502     esac
1503     ;;
1504 xno)
1505     ;;
1506 *)
1507     AC_MSG_ERROR([Illegal value for --enable-glx: $enable_glx])
1508     ;;
1509 esac
1510
1511 AM_CONDITIONAL(HAVE_GLX, test "x$enable_glx" != xno)
1512 AM_CONDITIONAL(HAVE_DRI_GLX, test "x$enable_glx" = xdri)
1513 AM_CONDITIONAL(HAVE_XLIB_GLX, test "x$enable_glx" = xxlib)
1514 AM_CONDITIONAL(HAVE_GALLIUM_XLIB_GLX, test "x$enable_glx" = xgallium-xlib)
1515
1516 DEFAULT_GL_LIB_NAME=GL
1517
1518 dnl
1519 dnl Libglvnd configuration
1520 dnl
1521 AC_ARG_ENABLE([libglvnd],
1522     [AS_HELP_STRING([--enable-libglvnd],
1523         [Build GLX and EGL for libglvnd @<:@default=disabled@:>@])],
1524     [enable_libglvnd="$enableval"],
1525     [enable_libglvnd=no])
1526 AM_CONDITIONAL(USE_LIBGLVND, test "x$enable_libglvnd" = xyes)
1527
1528 if test "x$enable_libglvnd" = xyes ; then
1529     case "x$enable_glx" in
1530     xxlib | xgallium-xlib )
1531         AC_MSG_ERROR([cannot build libgvnd when Xlib-GLX or Gallium-Xlib-GLX is enabled])
1532         ;;
1533     esac
1534
1535     PKG_CHECK_MODULES([GLVND], libglvnd >= 0.2.0)
1536     LIBGLVND_DATADIR=`$PKG_CONFIG --variable=datadir libglvnd`
1537     AC_SUBST([LIBGLVND_DATADIR])
1538
1539     DEFINES="${DEFINES} -DUSE_LIBGLVND=1"
1540     DEFAULT_GL_LIB_NAME=GLX_mesa
1541
1542     if test "x$enable_glx" = xno -a "x$enable_egl" = xno; then
1543         AC_MSG_ERROR([cannot build libglvnd without GLX or EGL])
1544     fi
1545 fi
1546
1547 AC_ARG_WITH([gl-lib-name],
1548   [AS_HELP_STRING([--with-gl-lib-name@<:@=NAME@:>@],
1549     [specify GL library name @<:@default=GL@:>@])],
1550   [AC_MSG_ERROR([--with-gl-lib-name is no longer supported. Rename the library manually if needed.])],
1551   [])
1552 AC_ARG_WITH([osmesa-lib-name],
1553   [AS_HELP_STRING([--with-osmesa-lib-name@<:@=NAME@:>@],
1554     [specify OSMesa library name @<:@default=OSMesa@:>@])],
1555   [AC_MSG_ERROR([--with-osmesa-lib-name is no longer supported. Rename the library manually if needed.])],
1556   [])
1557 GL_LIB="$DEFAULT_GL_LIB_NAME"
1558 OSMESA_LIB=OSMesa
1559
1560 AC_ARG_WITH([egl-lib-suffix],
1561   [AS_HELP_STRING([--with-egl-lib-suffix@<:@=NAME@:>@],
1562     [specify EGL library suffix @<:@default=none@:>@])],
1563   [EGL_LIB_SUFFIX=$withval],
1564   [EGL_LIB_SUFFIX=""])
1565 AC_ARG_WITH([gles-lib-suffix],
1566   [AS_HELP_STRING([--with-gles-lib-suffix@<:@=NAME@:>@],
1567     [specify GLES library suffix @<:@default=none@:>@])],
1568   [GLES_LIB_SUFFIX=$withval],
1569   [GLES_LIB_SUFFIX=""])
1570 AS_IF([test "x$EGL_LIB_SUFFIX" = xyes], [EGL_LIB_SUFFIX=""])
1571 AS_IF([test "x$GLES_LIB_SUFFIX" = xyes], [GLES_LIB_SUFFIX=""])
1572
1573 if test "x$enable_libglvnd" = xyes -a "x$EGL_LIB_SUFFIX" != x; then
1574     AC_MSG_ERROR([EGL lib suffix can't be used with libglvnd])
1575 fi
1576
1577 AC_ARG_WITH([platform-sdk-version],
1578   [AS_HELP_STRING([--with-platform-sdk-version@<:@=NAME@:>@],
1579     [specify Android platform SDK version @<:@default=none@:>@])],
1580   [platform_sdk_version=$withval],
1581   [platform_sdk_version=""])
1582
1583 dnl
1584 dnl Mangled Mesa support
1585 dnl
1586 AC_ARG_ENABLE([mangling],
1587   [AS_HELP_STRING([--enable-mangling],
1588     [enable mangled symbols and library name @<:@default=disabled@:>@])],
1589   [enable_mangling="${enableval}"],
1590   [enable_mangling=no]
1591 )
1592 if test "x${enable_mangling}" = "xyes" ; then
1593   if test "x$enable_libglvnd" = xyes; then
1594     AC_MSG_ERROR([Conflicting options --enable-mangling and --enable-libglvnd.])
1595   fi
1596   DEFINES="${DEFINES} -DUSE_MGL_NAMESPACE"
1597   GL_LIB="Mangled${GL_LIB}"
1598   OSMESA_LIB="Mangled${OSMESA_LIB}"
1599 fi
1600 AC_SUBST([GL_LIB])
1601 AC_SUBST([EGL_LIB_SUFFIX])
1602 AC_SUBST([GLES_LIB_SUFFIX])
1603 AC_SUBST([OSMESA_LIB])
1604
1605 dnl HACK when building glx + glvnd we ship gl.pc, despite that glvnd should do it
1606 dnl Thus we need to use GL as a DSO name.
1607 if test "x$enable_libglvnd" = xyes -a "x$enable_glx" != xno; then
1608   GL_PKGCONF_LIB="GL"
1609 else
1610   GL_PKGCONF_LIB="$GL_LIB"
1611 fi
1612 AC_SUBST([GL_PKGCONF_LIB])
1613
1614 # Check for libdrm
1615 PKG_CHECK_MODULES([LIBDRM], [libdrm >= $LIBDRM_REQUIRED],
1616                   [have_libdrm=yes], [have_libdrm=no])
1617 if test "x$have_libdrm" = xyes; then
1618     DEFINES="$DEFINES -DHAVE_LIBDRM"
1619 fi
1620
1621 require_libdrm() {
1622     if test "x$have_libdrm" != xyes; then
1623        AC_MSG_ERROR([$1 requires libdrm >= $LIBDRM_REQUIRED])
1624     fi
1625 }
1626
1627
1628 # Select which platform-dependent DRI code gets built
1629 case "$host_os" in
1630 darwin*)
1631     dri_platform='apple' ;;
1632 cygwin*)
1633     dri_platform='windows' ;;
1634 gnu*)
1635     dri_platform='none' ;;
1636 *)
1637     dri_platform='drm' ;;
1638 esac
1639
1640 if test "x$enable_dri" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes; then
1641     have_drisw_kms='yes'
1642 fi
1643
1644 AM_CONDITIONAL(HAVE_DRICOMMON, test "x$enable_dri" = xyes )
1645 AM_CONDITIONAL(HAVE_DRISW, test "x$enable_dri" = xyes )
1646 AM_CONDITIONAL(HAVE_DRISW_KMS, test "x$have_drisw_kms" = xyes )
1647 AM_CONDITIONAL(HAVE_DRI2, test "x$enable_dri" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes )
1648 AM_CONDITIONAL(HAVE_DRI3, test "x$enable_dri3" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes )
1649 AM_CONDITIONAL(HAVE_APPLEDRI, test "x$enable_dri" = xyes -a "x$dri_platform" = xapple )
1650 AM_CONDITIONAL(HAVE_LMSENSORS, test "x$enable_lmsensors" = xyes )
1651 AM_CONDITIONAL(HAVE_GALLIUM_EXTRA_HUD, test "x$enable_gallium_extra_hud" = xyes )
1652 AM_CONDITIONAL(HAVE_WINDOWSDRI, test "x$enable_dri" = xyes -a "x$dri_platform" = xwindows )
1653 AM_CONDITIONAL(HAVE_XLEASE, test "x$have_xlease" = xyes )
1654
1655 AC_ARG_ENABLE([shared-glapi],
1656     [AS_HELP_STRING([--enable-shared-glapi],
1657         [Enable shared glapi for OpenGL @<:@default=enabled@:>@])],
1658     [enable_shared_glapi="$enableval"],
1659     [enable_shared_glapi=yes])
1660
1661 case "x$enable_opengl$enable_gles1$enable_gles2" in
1662 x*yes*yes*)
1663     if test "x$enable_shared_glapi" = xno; then
1664         AC_MSG_ERROR([shared GLAPI required when building two or more of
1665                       the following APIs - opengl, gles1 gles2])
1666     fi
1667     ;;
1668 esac
1669
1670 AM_CONDITIONAL(HAVE_SHARED_GLAPI, test "x$enable_shared_glapi" = xyes)
1671
1672 # Build the pipe-drivers as separate libraries/modules.
1673 # Do not touch this unless you know what you are doing.
1674 # XXX: Expose via configure option ?
1675 enable_shared_pipe_drivers=no
1676
1677 dnl
1678 dnl Driver specific build directories
1679 dnl
1680
1681 if test "x$enable_gallium_osmesa" = xyes; then
1682     if ! echo "$with_gallium_drivers" | grep -q 'swrast'; then
1683         AC_MSG_ERROR([gallium_osmesa requires the gallium swrast driver])
1684     fi
1685     if test "x$enable_osmesa" = xyes; then
1686         AC_MSG_ERROR([Cannot enable both classic and Gallium OSMesa implementations])
1687     fi
1688 fi
1689
1690 require_dri_shared_libs_and_glapi() {
1691     if test "x$enable_static" = xyes; then
1692         AC_MSG_ERROR([$1 cannot be build as static library])
1693     fi
1694
1695     if test "x$enable_dri" != xyes; then
1696         # There is only a single backend which won't be build/used otherwise.
1697         # XXX: Revisit this as the egl/haiku is a thing.
1698         AC_MSG_ERROR([$1 requires --enable-dri])
1699     fi
1700
1701     if test "x$enable_shared_glapi" != xyes; then
1702         AC_MSG_ERROR([$1 requires --enable-shared-glapi])
1703     fi
1704 }
1705
1706 if test "x$enable_dri" = xyes; then
1707     require_dri_shared_libs_and_glapi "DRI"
1708
1709     # not a hard requirement as swrast does not depend on it
1710     if test "x$have_libdrm" = xyes; then
1711         DRI_PC_REQ_PRIV="libdrm >= $LIBDRM_REQUIRED"
1712     fi
1713 fi
1714
1715 AC_ARG_ENABLE([driglx-direct],
1716     [AS_HELP_STRING([--disable-driglx-direct],
1717         [disable direct rendering in GLX and EGL for DRI \
1718             @<:@default=enabled@:>@])],
1719     [driglx_direct="$enableval"],
1720     [driglx_direct="yes"])
1721
1722 dnl
1723 dnl libGL configuration per driver
1724 dnl
1725 if test "x$enable_glx" != xno; then
1726     PKG_CHECK_MODULES([GLPROTO], [glproto >= $GLPROTO_REQUIRED])
1727 fi
1728 case "x$enable_glx" in
1729 xxlib | xgallium-xlib)
1730     # Xlib-based GLX
1731     dri_modules="x11 xext xcb"
1732     PKG_CHECK_MODULES([XLIBGL], [$dri_modules])
1733     GL_PC_REQ_PRIV="$GL_PC_REQ_PRIV $dri_modules"
1734     X11_INCLUDES="$X11_INCLUDES $XLIBGL_CFLAGS"
1735     GL_LIB_DEPS="$XLIBGL_LIBS"
1736     GL_LIB_DEPS="$GL_LIB_DEPS $SELINUX_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1737     GL_PC_LIB_PRIV="$GL_PC_LIB_PRIV $SELINUX_LIBS -lm $PTHREAD_LIBS"
1738     ;;
1739 xdri)
1740     # DRI-based GLX
1741
1742     require_dri_shared_libs_and_glapi "GLX"
1743
1744     # find the DRI deps for libGL
1745     dri_modules="x11 xext xdamage >= $XDAMAGE_REQUIRED xfixes x11-xcb xcb xcb-glx >= $XCBGLX_REQUIRED"
1746
1747     if test x"$driglx_direct" = xyes; then
1748         if test x"$dri_platform" = xdrm ; then
1749             DEFINES="$DEFINES -DGLX_USE_DRM"
1750             require_libdrm "Direct rendering"
1751
1752             PKG_CHECK_MODULES([DRI2PROTO], [dri2proto >= $DRI2PROTO_REQUIRED])
1753             GL_PC_REQ_PRIV="$GL_PC_REQ_PRIV libdrm >= $LIBDRM_REQUIRED"
1754
1755             if test x"$enable_dri" = xyes; then
1756                dri_modules="$dri_modules xcb-dri2 >= $XCBDRI2_REQUIRED"
1757             fi
1758
1759             dri_modules="$dri_modules xxf86vm"
1760         fi
1761         if test x"$dri_platform" = xapple ; then
1762             DEFINES="$DEFINES -DGLX_USE_APPLEGL"
1763         fi
1764         if test x"$dri_platform" = xwindows ; then
1765             DEFINES="$DEFINES -DGLX_USE_WINDOWSGL"
1766         fi
1767     fi
1768
1769     PKG_CHECK_MODULES([DRIGL], [$dri_modules])
1770     GL_PC_REQ_PRIV="$GL_PC_REQ_PRIV $dri_modules"
1771     X11_INCLUDES="$X11_INCLUDES $DRIGL_CFLAGS"
1772     GL_LIB_DEPS="$DRIGL_LIBS"
1773
1774     # need DRM libs, $PTHREAD_LIBS, etc.
1775     GL_LIB_DEPS="$GL_LIB_DEPS $LIBDRM_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1776     GL_PC_LIB_PRIV="-lm $PTHREAD_LIBS $DLOPEN_LIBS"
1777     ;;
1778 esac
1779
1780 GLESv1_CM_LIB_DEPS="$LIBDRM_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1781 GLESv1_CM_PC_LIB_PRIV="-lm $PTHREAD_LIBS $DLOPEN_LIBS"
1782 GLESv2_LIB_DEPS="$LIBDRM_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1783 GLESv2_PC_LIB_PRIV="-lm $PTHREAD_LIBS $DLOPEN_LIBS"
1784
1785 AC_SUBST([X11_INCLUDES])
1786 AC_SUBST([GL_LIB_DEPS])
1787 AC_SUBST([GL_PC_REQ_PRIV])
1788 AC_SUBST([GL_PC_LIB_PRIV])
1789 AC_SUBST([GL_PC_CFLAGS])
1790 AC_SUBST([DRI_PC_REQ_PRIV])
1791 AC_SUBST([GLESv1_CM_LIB_DEPS])
1792 AC_SUBST([GLESv1_CM_PC_LIB_PRIV])
1793 AC_SUBST([GLESv2_LIB_DEPS])
1794 AC_SUBST([GLESv2_PC_LIB_PRIV])
1795
1796 dnl
1797 dnl More GLX setup
1798 dnl
1799 case "x$enable_glx" in
1800 xxlib | xgallium-xlib)
1801     DEFINES="$DEFINES -DUSE_XSHM"
1802     ;;
1803 xdri)
1804     DEFINES="$DEFINES -DGLX_INDIRECT_RENDERING"
1805     if test "x$driglx_direct" = xyes; then
1806         DEFINES="$DEFINES -DGLX_DIRECT_RENDERING"
1807     fi
1808     ;;
1809 esac
1810
1811 dnl
1812 dnl TLS detection
1813 dnl
1814
1815 AC_ARG_ENABLE([glx-tls],
1816     [AS_HELP_STRING([--enable-glx-tls],
1817         [enable TLS support in GLX @<:@default=enabled@:>@])],
1818     [GLX_USE_TLS="$enableval"],
1819     [GLX_USE_TLS=yes])
1820 AC_SUBST(GLX_TLS, ${GLX_USE_TLS})
1821
1822 if test "x$GLX_USE_TLS" = xyes; then
1823     DEFINES="$DEFINES -DGLX_USE_TLS"
1824 fi
1825
1826 dnl Read-only text section on x86 hardened platforms
1827 AC_ARG_ENABLE([glx-read-only-text],
1828     [AS_HELP_STRING([--enable-glx-read-only-text],
1829         [Disable writable .text section on x86 (decreases performance) @<:@default=disabled@:>@])],
1830     [enable_glx_read_only_text="$enableval"],
1831     [enable_glx_read_only_text=no])
1832 if test "x$enable_glx_read_only_text" = xyes; then
1833     DEFINES="$DEFINES -DGLX_X86_READONLY_TEXT"
1834 fi
1835
1836 dnl
1837 dnl DEPRECATED: EGL Platforms configuration
1838 dnl
1839 AC_ARG_WITH([egl-platforms],
1840     [AS_HELP_STRING([--with-egl-platforms@<:@=DIRS...@:>@],
1841         [DEPRECATED: use --with-platforms instead@<:@default=auto@:>@])],
1842     [with_egl_platforms="$withval"],
1843     [with_egl_platforms=auto])
1844
1845 if test "x$with_egl_platforms" = xauto; then
1846     with_egl_platforms="x11,surfaceless"
1847     if test "x$enable_gbm" = xyes; then
1848         with_egl_platforms="$with_egl_platforms,drm"
1849     fi
1850 else
1851     AC_MSG_WARN([--with-egl-platforms is deprecated. Use --with-platforms instead.])
1852 fi
1853
1854 dnl
1855 dnl Platforms configuration
1856 dnl
1857 AC_ARG_WITH([platforms],
1858     [AS_HELP_STRING([--with-platforms@<:@=DIRS...@:>@],
1859         [comma delimited native platforms libEGL/Vulkan/other supports, e.g.
1860         "x11,drm,wayland,surfaceless..." @<:@default=auto@:>@])],
1861     [with_platforms="$withval"],
1862     [with_platforms=auto])
1863
1864 # Reuse the autodetection rather than duplicating it.
1865 if test "x$with_platforms" = xauto; then
1866     with_platforms=$with_egl_platforms
1867 fi
1868
1869 # Do per platform setups and checks
1870 platforms=`IFS=', '; echo $with_platforms`
1871 for plat in $platforms; do
1872     case "$plat" in
1873     wayland)
1874
1875         PKG_CHECK_MODULES([WAYLAND_CLIENT], [wayland-client >= $WAYLAND_REQUIRED])
1876         PKG_CHECK_MODULES([WAYLAND_SERVER], [wayland-server >= $WAYLAND_REQUIRED])
1877         PKG_CHECK_MODULES([WAYLAND_PROTOCOLS], [wayland-protocols >= $WAYLAND_PROTOCOLS_REQUIRED])
1878         if test "x$enable_egl" = xyes; then
1879           PKG_CHECK_MODULES([WAYLAND_EGL], [wayland-egl-backend >= $WAYLAND_EGL_BACKEND_REQUIRED])
1880         fi
1881         WAYLAND_PROTOCOLS_DATADIR=`$PKG_CONFIG --variable=pkgdatadir wayland-protocols`
1882
1883         PKG_CHECK_MODULES([WAYLAND_SCANNER], [wayland-scanner],
1884                           WAYLAND_SCANNER=`$PKG_CONFIG --variable=wayland_scanner wayland-scanner`,
1885                           WAYLAND_SCANNER='')
1886         PKG_CHECK_EXISTS([wayland-scanner >= 1.15],
1887                           AC_SUBST(SCANNER_ARG, 'private-code'),
1888                           AC_SUBST(SCANNER_ARG, 'code'))
1889
1890         if test "x$WAYLAND_SCANNER" = x; then
1891             AC_PATH_PROG([WAYLAND_SCANNER], [wayland-scanner], [:])
1892         fi
1893
1894         if test "x$WAYLAND_SCANNER" = "x:"; then
1895                 AC_MSG_ERROR([wayland-scanner is needed to compile the wayland platform])
1896         fi
1897         DEFINES="$DEFINES -DHAVE_WAYLAND_PLATFORM -DWL_HIDE_DEPRECATED"
1898         ;;
1899
1900     x11)
1901         PKG_CHECK_MODULES([XCB_DRI2], [x11-xcb xcb xcb-dri2 >= $XCBDRI2_REQUIRED xcb-xfixes])
1902         DEFINES="$DEFINES -DHAVE_X11_PLATFORM"
1903         ;;
1904
1905     drm)
1906         test "x$enable_egl" = "xyes" &&
1907         test "x$enable_gbm" = "xno" &&
1908                 AC_MSG_ERROR([EGL platform drm needs gbm])
1909         DEFINES="$DEFINES -DHAVE_DRM_PLATFORM"
1910         ;;
1911
1912     surfaceless)
1913         DEFINES="$DEFINES -DHAVE_SURFACELESS_PLATFORM"
1914         ;;
1915
1916     android)
1917         if test -n "$platform_sdk_version" && test "$platform_sdk_version" -ge 26; then
1918             PKG_CHECK_MODULES([ANDROID], [cutils hardware nativewindow sync])
1919         else
1920             PKG_CHECK_MODULES([ANDROID], [cutils hardware sync])
1921         fi
1922
1923         if test -n "$with_gallium_drivers"; then
1924             PKG_CHECK_MODULES([BACKTRACE], [backtrace])
1925         fi
1926         DEFINES="$DEFINES -DHAVE_ANDROID_PLATFORM"
1927         ;;
1928
1929     *)
1930         AC_MSG_ERROR([platform '$plat' does not exist])
1931         ;;
1932     esac
1933
1934     case "$plat" in
1935     wayland|drm|surfaceless)
1936         require_libdrm "Platform $plat"
1937         ;;
1938     esac
1939 done
1940 AC_SUBST([WAYLAND_PROTOCOLS_DATADIR])
1941
1942 if test "x$enable_glx" != xno; then
1943     if ! echo "$platforms" | grep -q 'x11'; then
1944         AC_MSG_ERROR([Building GLX without the x11 platform is not supported])
1945     fi
1946 fi
1947
1948 if test x"$enable_dri3" = xyes; then
1949     DEFINES="$DEFINES -DHAVE_DRI3"
1950
1951     dri3_modules="x11-xcb xcb >= $XCB_REQUIRED xcb-dri3 xcb-xfixes xcb-present xcb-sync xshmfence >= $XSHMFENCE_REQUIRED"
1952     PKG_CHECK_MODULES([XCB_DRI3], [$dri3_modules])
1953     dri3_modifier_modules="xcb-dri3 >= $XCBDRI3_MODIFIERS_REQUIRED xcb-present >= $XCBPRESENT_MODIFIERS_REQUIRED"
1954     PKG_CHECK_MODULES([XCB_DRI3_MODIFIERS], [$dri3_modifier_modules], [have_dri3_modifiers=yes], [have_dri3_modifiers=no])
1955
1956     if test "x$have_dri3_modifiers" = xyes; then
1957         DEFINES="$DEFINES -DHAVE_DRI3_MODIFIERS"
1958     fi
1959 fi
1960
1961
1962 if echo "$platforms" | grep -q 'x11' && echo "$platforms" | grep -q 'drm'; then
1963     have_xlease=yes
1964 else
1965     have_xlease=no
1966 fi
1967
1968 if test x"$have_xlease" = xyes; then
1969     randr_modules="x11-xcb xcb-randr"
1970     PKG_CHECK_MODULES([XCB_RANDR], [$randr_modules])
1971     xlib_randr_modules="xrandr"
1972     PKG_CHECK_MODULES([XLIB_RANDR], [$xlib_randr_modules])
1973 fi
1974
1975 AM_CONDITIONAL(HAVE_PLATFORM_X11, echo "$platforms" | grep -q 'x11')
1976 AM_CONDITIONAL(HAVE_PLATFORM_WAYLAND, echo "$platforms" | grep -q 'wayland')
1977 AM_CONDITIONAL(HAVE_PLATFORM_DRM, echo "$platforms" | grep -q 'drm')
1978 AM_CONDITIONAL(HAVE_PLATFORM_SURFACELESS, echo "$platforms" | grep -q 'surfaceless')
1979 AM_CONDITIONAL(HAVE_PLATFORM_ANDROID, echo "$platforms" | grep -q 'android')
1980
1981 AC_ARG_ENABLE(xlib-lease,
1982     [AS_HELP_STRING([--enable-xlib-lease]
1983                     [enable VK_acquire_xlib_display using X leases])],
1984     [enable_xlib_lease=$enableval], [enable_xlib_lease=auto])
1985 case "x$enable_xlib_lease" in
1986 xyes)
1987     ;;
1988 xno)
1989     ;;
1990 *)
1991     if echo "$platforms" | grep -q 'x11' && echo "$platforms" | grep -q 'drm'; then
1992         enable_xlib_lease=yes
1993     else
1994         enable_xlib_lease=no
1995     fi
1996 esac
1997
1998 AM_CONDITIONAL(HAVE_XLIB_LEASE, test "x$enable_xlib_lease" = xyes)
1999
2000 dnl
2001 dnl More DRI setup
2002 dnl
2003 dnl Directory for DRI drivers
2004 AC_ARG_WITH([dri-driverdir],
2005     [AS_HELP_STRING([--with-dri-driverdir=DIR],
2006         [directory for the DRI drivers @<:@${libdir}/dri@:>@])],
2007     [DRI_DRIVER_INSTALL_DIR="$withval"],
2008     [DRI_DRIVER_INSTALL_DIR='${libdir}/dri'])
2009 AC_SUBST([DRI_DRIVER_INSTALL_DIR])
2010 dnl Extra search path for DRI drivers
2011 AC_ARG_WITH([dri-searchpath],
2012     [AS_HELP_STRING([--with-dri-searchpath=DIRS...],
2013         [semicolon delimited DRI driver search directories @<:@${libdir}/dri@:>@])],
2014     [DRI_DRIVER_SEARCH_DIR="$withval"],
2015     [DRI_DRIVER_SEARCH_DIR='${DRI_DRIVER_INSTALL_DIR}'])
2016 AC_SUBST([DRI_DRIVER_SEARCH_DIR])
2017 dnl Which drivers to build - default is chosen by platform
2018 AC_ARG_WITH([dri-drivers],
2019     [AS_HELP_STRING([--with-dri-drivers@<:@=DIRS...@:>@],
2020         [comma delimited classic DRI drivers list, e.g.
2021         "i915,i965,nouveau,radeon,r200,swrast" @<:@default=auto@:>@])],
2022     [with_dri_drivers="$withval"],
2023     [with_dri_drivers=auto])
2024
2025 if test "x$with_dri_drivers" = xauto; then
2026     if test "x$enable_opengl" = xyes -a "x$enable_dri" = xyes; then
2027         with_dri_drivers="yes"
2028     else
2029         with_dri_drivers="no"
2030     fi
2031 fi
2032 if test "x$with_dri_drivers" = xno; then
2033     with_dri_drivers=''
2034 fi
2035
2036 # Check for expat
2037 PKG_CHECK_MODULES([EXPAT], [expat],,
2038     [PKG_CHECK_MODULES([EXPAT], [expat21])]
2039 )
2040
2041 dnl If $with_dri_drivers is yes, drivers will be added through
2042 dnl platform checks. Set DEFINES and LIB_DEPS
2043 if test "x$enable_dri" = xyes; then
2044     # Platform specific settings and drivers to build
2045     case "$host_os" in
2046     linux*)
2047         case "$host_cpu" in
2048         powerpc* | sparc*)
2049             # Build only the drivers for cards that exist on PowerPC/sparc
2050             if test "x$with_dri_drivers" = "xyes"; then
2051                 with_dri_drivers="r200 radeon swrast"
2052             fi
2053             ;;
2054         esac
2055         ;;
2056     cygwin*)
2057         if test "x$with_dri_drivers" = "xyes"; then
2058             with_dri_drivers="swrast"
2059         fi
2060         ;;
2061     darwin*)
2062         DEFINES="$DEFINES -DBUILDING_MESA"
2063         if test "x$with_dri_drivers" = "xyes"; then
2064             with_dri_drivers="swrast"
2065         fi
2066         ;;
2067     esac
2068
2069     # default drivers
2070     if test "x$with_dri_drivers" = "xyes"; then
2071         with_dri_drivers="i915 i965 nouveau r200 radeon swrast"
2072     fi
2073
2074     # put all the necessary libs together
2075     DRI_LIB_DEPS="$DRI_LIB_DEPS $SELINUX_LIBS $LIBDRM_LIBS $EXPAT_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
2076 fi
2077
2078 AC_SUBST([DRI_LIB_DEPS])
2079
2080 DRI_DIRS=''
2081 dnl Duplicates in DRI_DIRS are removed by sorting it at the end of this block
2082 if test -n "$with_dri_drivers"; then
2083     if test "x$enable_opengl" != xyes; then
2084         AC_MSG_ERROR([--with-dri-drivers requires OpenGL])
2085     fi
2086
2087     dri_drivers=`IFS=', '; echo $with_dri_drivers`
2088     for driver in $dri_drivers; do
2089         DRI_DIRS="$DRI_DIRS $driver"
2090         case "x$driver" in
2091         xi915)
2092             require_libdrm "i915"
2093             HAVE_I915_DRI=yes
2094             PKG_CHECK_MODULES([I915], [libdrm >= $LIBDRM_INTEL_REQUIRED libdrm_intel >= $LIBDRM_INTEL_REQUIRED])
2095             ;;
2096         xi965)
2097             require_libdrm "i965"
2098             HAVE_I965_DRI=yes
2099             ;;
2100         xnouveau)
2101             require_libdrm "nouveau"
2102             HAVE_NOUVEAU_DRI=yes
2103             PKG_CHECK_MODULES([NVVIEUX], [libdrm >= $LIBDRM_NVVIEUX_REQUIRED libdrm_nouveau >= $LIBDRM_NVVIEUX_REQUIRED])
2104             ;;
2105         xradeon)
2106             require_libdrm "radeon"
2107             HAVE_RADEON_DRI=yes;
2108             PKG_CHECK_MODULES([RADEON], [libdrm >= $LIBDRM_RADEON_REQUIRED libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
2109             ;;
2110         xr200)
2111             require_libdrm "r200"
2112             HAVE_R200_DRI=yes
2113             PKG_CHECK_MODULES([RADEON], [libdrm >= $LIBDRM_RADEON_REQUIRED libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
2114             ;;
2115         xswrast)
2116             HAVE_SWRAST_DRI=yes
2117             ;;
2118         *)
2119             AC_MSG_ERROR([classic DRI driver '$driver' does not exist])
2120             ;;
2121         esac
2122     done
2123     DRI_DIRS=`echo $DRI_DIRS|tr " " "\n"|sort -u|tr "\n" " "`
2124 fi
2125
2126
2127 dnl
2128 dnl Gallium LLVM
2129 dnl Deprecated: kept for backwards compatibility
2130 dnl
2131 AC_ARG_ENABLE([gallium-llvm],
2132     [AS_HELP_STRING([--enable-gallium-llvm],
2133         [DEPRECATED: use --enable-llvm instead])],
2134     [enable_gallium_llvm="$enableval"],
2135     [enable_gallium_llvm=auto])
2136
2137 if test "x$enable_gallium_llvm" != xauto; then
2138    AC_MSG_WARN([The --enable-gallium-llvm option has been deprecated. Use --enable-llvm instead.])
2139    enable_llvm=$enable_gallium_llvm
2140 fi
2141
2142 dnl
2143 dnl LLVM
2144 dnl
2145 AC_ARG_ENABLE([llvm],
2146     [AS_HELP_STRING([--enable-llvm],
2147         [build with LLVM support @<:@default=enabled on x86/x86_64@:>@])],
2148     [enable_llvm="$enableval"],
2149     [enable_llvm=auto])
2150
2151 if test "x$enable_llvm" = xauto -a "x$FOUND_LLVM" = xyes; then
2152     if test "x$FOUND_LLVM" = xyes; then
2153         case "$host_cpu" in
2154         i*86|x86_64|amd64) enable_llvm=yes;;
2155         *) enable_llvm=no;;
2156         esac
2157     else
2158         enable_llvm=no
2159     fi
2160 fi
2161
2162 if test "x$enable_llvm" = xyes -a "x$FOUND_LLVM" = xno; then
2163     AC_MSG_ERROR([--enable-llvm selected but llvm-config is not found])
2164 fi
2165
2166 #
2167 # Vulkan driver configuration
2168 #
2169
2170 AC_ARG_WITH([vulkan-drivers],
2171     [AS_HELP_STRING([--with-vulkan-drivers@<:@=DIRS...@:>@],
2172         [comma delimited Vulkan drivers list, e.g.
2173         "intel,radeon"
2174         @<:@default=no@:>@])],
2175     [with_vulkan_drivers="$withval"],
2176     [with_vulkan_drivers="no"])
2177
2178 # Doing '--without-vulkan-drivers' will set this variable to 'no'.  Clear it
2179 # here so that the script doesn't choke on an unknown driver name later.
2180 case "x$with_vulkan_drivers" in
2181     xyes) with_vulkan_drivers="$VULKAN_DRIVERS_DEFAULT" ;;
2182     xno) with_vulkan_drivers='' ;;
2183 esac
2184
2185 AC_ARG_WITH([vulkan-icddir],
2186     [AS_HELP_STRING([--with-vulkan-icddir=DIR],
2187         [directory for the Vulkan driver icd files @<:@${datarootdir}/vulkan/icd.d@:>@])],
2188     [VULKAN_ICD_INSTALL_DIR="$withval"],
2189     [VULKAN_ICD_INSTALL_DIR='${datarootdir}/vulkan/icd.d'])
2190 AC_SUBST([VULKAN_ICD_INSTALL_DIR])
2191
2192 require_x11_dri3() {
2193     if echo "$platforms" | grep -q 'x11'; then
2194         if test "x$enable_dri3" != xyes; then
2195             AC_MSG_ERROR([$1 Vulkan driver requires DRI3 when built with X11])
2196         fi
2197     fi
2198 }
2199
2200 if test -n "$with_vulkan_drivers"; then
2201     if test "x$ac_cv_func_dl_iterate_phdr" = xno; then
2202         AC_MSG_ERROR([Vulkan drivers require the dl_iterate_phdr function])
2203     fi
2204
2205     VULKAN_DRIVERS=`IFS=', '; echo $with_vulkan_drivers`
2206     for driver in $VULKAN_DRIVERS; do
2207         case "x$driver" in
2208         xintel)
2209             require_libdrm "ANV"
2210             require_x11_dri3 "ANV"
2211             HAVE_INTEL_VULKAN=yes
2212             ;;
2213         xradeon)
2214             require_libdrm "radv"
2215             PKG_CHECK_MODULES([AMDGPU], [libdrm >= $LIBDRM_AMDGPU_REQUIRED libdrm_amdgpu >= $LIBDRM_AMDGPU_REQUIRED])
2216             radeon_llvm_check $LLVM_REQUIRED_RADV "radv"
2217             require_x11_dri3 "radv"
2218             if test "x$acv_mako_found" = xno; then
2219                 AC_MSG_ERROR([Python mako module v$PYTHON_MAKO_REQUIRED or higher not found])
2220             fi
2221             HAVE_RADEON_VULKAN=yes
2222             ;;
2223         *)
2224             AC_MSG_ERROR([Vulkan driver '$driver' does not exist])
2225             ;;
2226         esac
2227     done
2228     VULKAN_DRIVERS=`echo $VULKAN_DRIVERS|tr " " "\n"|sort -u|tr "\n" " "`
2229 fi
2230
2231
2232 DEFINES="$DEFINES -DENABLE_SHADER_CACHE"
2233 AM_CONDITIONAL(NEED_MEGADRIVER, test -n "$DRI_DIRS")
2234 AM_CONDITIONAL(NEED_LIBMESA, test "x$enable_glx" = xxlib -o \
2235                                   "x$enable_osmesa" = xyes -o \
2236                                   -n "$DRI_DIRS")
2237
2238 dnl
2239 dnl OSMesa configuration
2240 dnl
2241
2242 dnl Configure the channel bits for OSMesa (libOSMesa, libOSMesa16, ...)
2243 AC_ARG_WITH([osmesa-bits],
2244     [AS_HELP_STRING([--with-osmesa-bits=BITS],
2245         [OSMesa channel bits and library name: 8, 16, 32 @<:@default=8@:>@])],
2246     [osmesa_bits="$withval"],
2247     [osmesa_bits=8])
2248 if test "x$osmesa_bits" != x8; then
2249     if test "x$enable_dri" = xyes -o "x$enable_glx" != xno; then
2250         AC_MSG_WARN([Ignoring OSMesa channel bits because of non-OSMesa driver])
2251         osmesa_bits=8
2252     fi
2253 fi
2254 case "x$osmesa_bits" in
2255 x8)
2256     OSMESA_LIB="${OSMESA_LIB}"
2257     ;;
2258 x16|x32)
2259     OSMESA_LIB="${OSMESA_LIB}$osmesa_bits"
2260     DEFINES="$DEFINES -DCHAN_BITS=$osmesa_bits -DDEFAULT_SOFTWARE_DEPTH_BITS=31"
2261     ;;
2262 *)
2263     AC_MSG_ERROR([OSMesa bits '$osmesa_bits' is not a valid option])
2264     ;;
2265 esac
2266
2267 if test "x$enable_osmesa" = xyes -o "x$enable_gallium_osmesa" = xyes; then
2268     # only link libraries with osmesa if shared
2269     if test "$enable_static" = no; then
2270         OSMESA_LIB_DEPS="-lm $PTHREAD_LIBS $SELINUX_LIBS $DLOPEN_LIBS"
2271     else
2272         OSMESA_LIB_DEPS=""
2273     fi
2274     OSMESA_PC_LIB_PRIV="-lm $PTHREAD_LIBS $SELINUX_LIBS $DLOPEN_LIBS"
2275 fi
2276
2277 AC_SUBST([OSMESA_LIB_DEPS])
2278 AC_SUBST([OSMESA_PC_REQ])
2279 AC_SUBST([OSMESA_PC_LIB_PRIV])
2280
2281 dnl
2282 dnl gbm configuration
2283 dnl
2284 if test "x$enable_gbm" = xyes; then
2285     require_dri_shared_libs_and_glapi "gbm"
2286 fi
2287 AM_CONDITIONAL(HAVE_GBM, test "x$enable_gbm" = xyes)
2288 # FINISHME: GBM has a number of dependencies which we should add below
2289 GBM_PC_REQ_PRIV=""
2290 GBM_PC_LIB_PRIV="$DLOPEN_LIBS"
2291 AC_SUBST([GBM_PC_REQ_PRIV])
2292 AC_SUBST([GBM_PC_LIB_PRIV])
2293
2294 dnl
2295 dnl EGL configuration
2296 dnl
2297
2298 if test "x$enable_egl" = xyes; then
2299     EGL_LIB_DEPS="$DLOPEN_LIBS $SELINUX_LIBS $PTHREAD_LIBS"
2300
2301     AC_CHECK_FUNC(mincore, [DEFINES="$DEFINES -DHAVE_MINCORE"])
2302
2303     require_dri_shared_libs_and_glapi "egl"
2304 fi
2305 AM_CONDITIONAL(HAVE_EGL, test "x$enable_egl" = xyes)
2306 AC_SUBST([EGL_LIB_DEPS])
2307
2308 gallium_st="mesa"
2309
2310 dnl
2311 dnl XA configuration
2312 dnl
2313 if test "x$enable_xa" = xyes; then
2314     if test "x$with_gallium_drivers" = xswrast; then
2315        AC_MSG_ERROR([
2316           Building xa requires at least one non swrast gallium driver.
2317           If you are looking to use libxatracker.so with the VMware driver,
2318           make sure to include svga in the gallium drivers list, apart from
2319           enabling XA.
2320           Example: ./configure --enable-xa --with-gallium-drivers=svga...])
2321     fi
2322     gallium_st="$gallium_st xa"
2323 fi
2324 AM_CONDITIONAL(HAVE_ST_XA, test "x$enable_xa" = xyes)
2325
2326 if echo $platforms | grep -q "x11"; then
2327     have_xvmc_platform=yes
2328 else
2329     have_xvmc_platform=no
2330 fi
2331
2332 if echo $platforms | grep -q "x11"; then
2333     have_vdpau_platform=yes
2334 else
2335     have_vdpau_platform=no
2336 fi
2337
2338 if echo $platforms | egrep -q "x11|drm"; then
2339     have_omx_platform=yes
2340 else
2341     have_omx_platform=no
2342 fi
2343
2344 if echo $platforms | egrep -q "x11|drm|wayland"; then
2345     have_va_platform=yes
2346 else
2347     have_va_platform=no
2348 fi
2349
2350 dnl
2351 dnl Gallium G3DVL configuration
2352 dnl
2353 if test -n "$with_gallium_drivers" -a "x$with_gallium_drivers" != xswrast; then
2354     if test "x$enable_xvmc" = xauto -a "x$have_xvmc_platform" = xyes; then
2355         PKG_CHECK_EXISTS([xvmc >= $XVMC_REQUIRED], [enable_xvmc=yes], [enable_xvmc=no])
2356     fi
2357
2358     if test "x$enable_vdpau" = xauto -a "x$have_vdpau_platform" = xyes; then
2359         PKG_CHECK_EXISTS([vdpau >= $VDPAU_REQUIRED], [enable_vdpau=yes], [enable_vdpau=no])
2360     fi
2361
2362     if test "x$enable_omx_bellagio" = xauto -a "x$have_omx_platform" = xyes; then
2363         PKG_CHECK_EXISTS([libomxil-bellagio >= $LIBOMXIL_BELLAGIO_REQUIRED], [enable_omx_bellagio=yes], [enable_omx_bellagio=no])
2364     fi
2365
2366     if test "x$enable_omx_tizonia" = xauto -a "x$have_omx_platform" = xyes; then
2367        PKG_CHECK_EXISTS([libtizonia >= $LIBOMXIL_TIZONIA_REQUIRED], [enable_omx_tizonia=yes], [enable_omx_tizonia=no])
2368     fi
2369
2370     if test "x$enable_va" = xauto -a "x$have_va_platform" = xyes; then
2371         PKG_CHECK_EXISTS([libva >= $LIBVA_REQUIRED], [enable_va=yes], [enable_va=no])
2372     fi
2373 fi
2374
2375 if test "x$enable_dri" = xyes -o \
2376         "x$enable_xvmc" = xyes -o \
2377         "x$enable_vdpau" = xyes -o \
2378         "x$enable_omx_bellagio" = xyes -o \
2379         "x$enable_omx_tizonia" = xyes -o \
2380         "x$enable_va" = xyes; then
2381     need_gallium_vl=yes
2382 fi
2383 AM_CONDITIONAL(NEED_GALLIUM_VL, test "x$need_gallium_vl" = xyes)
2384
2385 if test "x$enable_xvmc" = xyes -o \
2386         "x$enable_vdpau" = xyes -o \
2387         "x$enable_omx_bellagio" = xyes -o \
2388         "x$enable_omx_tizonia" = xyes -o \
2389         "x$enable_va" = xyes; then
2390     if echo $platforms | grep -q "x11"; then
2391         PKG_CHECK_MODULES([VL], [x11-xcb xcb xcb-dri2 >= $XCBDRI2_REQUIRED])
2392     fi
2393     need_gallium_vl_winsys=yes
2394 fi
2395 AM_CONDITIONAL(NEED_GALLIUM_VL_WINSYS, test "x$need_gallium_vl_winsys" = xyes)
2396
2397 if test "x$enable_xvmc" = xyes; then
2398     if test "x$have_xvmc_platform" != xyes; then
2399         AC_MSG_ERROR([XVMC requires the x11 platforms])
2400     fi
2401     PKG_CHECK_MODULES([XVMC], [xvmc >= $XVMC_REQUIRED])
2402     gallium_st="$gallium_st xvmc"
2403 fi
2404 AM_CONDITIONAL(HAVE_ST_XVMC, test "x$enable_xvmc" = xyes)
2405
2406 if test "x$enable_vdpau" = xyes; then
2407     if test "x$have_vdpau_platform" != xyes; then
2408         AC_MSG_ERROR([VDPAU requires the x11 platforms])
2409     fi
2410     PKG_CHECK_MODULES([VDPAU], [vdpau >= $VDPAU_REQUIRED])
2411     gallium_st="$gallium_st vdpau"
2412     DEFINES="$DEFINES -DHAVE_ST_VDPAU"
2413 fi
2414 AM_CONDITIONAL(HAVE_ST_VDPAU, test "x$enable_vdpau" = xyes)
2415
2416 if test "x$enable_omx_bellagio" = xyes; then
2417     if test "x$have_omx_platform" != xyes; then
2418         AC_MSG_ERROR([OMX requires at least one of the x11 or drm platforms])
2419     fi
2420     PKG_CHECK_MODULES([OMX_BELLAGIO], [libomxil-bellagio >= $LIBOMXIL_BELLAGIO_REQUIRED])
2421     gallium_st="$gallium_st omx_bellagio"
2422     AC_DEFINE([ENABLE_ST_OMX_BELLAGIO], 1, [Use Bellagio for OMX IL])
2423 else
2424     AC_DEFINE([ENABLE_ST_OMX_BELLAGIO], 0)
2425 fi
2426 AM_CONDITIONAL(HAVE_ST_OMX_BELLAGIO, test "x$enable_omx_bellagio" = xyes)
2427
2428 if test "x$enable_omx_tizonia" = xyes; then
2429     if test "x$have_omx_platform" != xyes; then
2430         AC_MSG_ERROR([OMX requires at least one of the x11 or drm platforms])
2431     fi
2432     PKG_CHECK_MODULES([OMX_TIZONIA],
2433                       [libtizonia >= $LIBOMXIL_TIZONIA_REQUIRED
2434                        tizilheaders >= $LIBOMXIL_TIZONIA_REQUIRED
2435                        libtizplatform >= $LIBOMXIL_TIZONIA_REQUIRED])
2436     gallium_st="$gallium_st omx_tizonia"
2437     AC_DEFINE([ENABLE_ST_OMX_TIZONIA], 1, [Use Tizoina for OMX IL])
2438 else
2439     AC_DEFINE([ENABLE_ST_OMX_TIZONIA], 0)
2440 fi
2441 AM_CONDITIONAL(HAVE_ST_OMX_TIZONIA, test "x$enable_omx_tizonia" = xyes)
2442
2443 if test "x$enable_va" = xyes; then
2444     if test "x$have_va_platform" != xyes; then
2445         AC_MSG_ERROR([VA requires at least one of the x11 drm or wayland platforms])
2446     fi
2447     PKG_CHECK_MODULES([VA], [libva >= $LIBVA_REQUIRED])
2448     gallium_st="$gallium_st va"
2449 fi
2450 AM_CONDITIONAL(HAVE_ST_VA, test "x$enable_va" = xyes)
2451
2452 dnl
2453 dnl Nine Direct3D9 configuration
2454 dnl
2455 if test "x$enable_nine" = xyes; then
2456     if ! echo "$with_gallium_drivers" | grep -q 'swrast'; then
2457         AC_MSG_ERROR([nine requires the gallium swrast driver])
2458     fi
2459     if test "x$with_gallium_drivers" = xswrast; then
2460         AC_MSG_ERROR([nine requires at least one non-swrast gallium driver])
2461     fi
2462     if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 6; then
2463         AC_MSG_ERROR([gcc >= 4.6 is required to build nine])
2464     fi
2465
2466     if test "x$enable_dri3" = xno; then
2467         AC_MSG_WARN([using nine together with wine requires DRI3 enabled system])
2468     fi
2469
2470     gallium_st="$gallium_st nine"
2471 fi
2472 AM_CONDITIONAL(HAVE_ST_NINE, test "x$enable_nine" = xyes)
2473
2474 dnl
2475 dnl OpenCL configuration
2476 dnl
2477
2478 AC_ARG_WITH([clang-libdir],
2479    [AS_HELP_STRING([--with-clang-libdir],
2480          [Path to Clang libraries @<:@default=llvm-config --libdir@:>@])],
2481    [CLANG_LIBDIR="$withval"],
2482    [CLANG_LIBDIR=''])
2483
2484 PKG_CHECK_EXISTS([libclc], [have_libclc=yes], [have_libclc=no])
2485
2486 if test "x$enable_opencl" = xyes; then
2487     if test -z "$with_gallium_drivers"; then
2488         AC_MSG_ERROR([cannot enable OpenCL without Gallium])
2489     fi
2490
2491     if test "x$HAVE_CXX11" != "xyes"; then
2492        AC_MSG_ERROR([clover requires c++11 support])
2493     fi
2494
2495     if test "x$have_libclc" = xno; then
2496         AC_MSG_ERROR([pkg-config cannot find libclc.pc which is required to build clover.
2497                     Make sure the directory containing libclc.pc is specified in your
2498                     PKG_CONFIG_PATH environment variable.
2499                     By default libclc.pc is installed to /usr/local/share/pkgconfig/])
2500     else
2501         LIBCLC_INCLUDEDIR=`$PKG_CONFIG --variable=includedir libclc`
2502         LIBCLC_LIBEXECDIR=`$PKG_CONFIG --variable=libexecdir libclc`
2503         AC_SUBST([LIBCLC_INCLUDEDIR])
2504         AC_SUBST([LIBCLC_LIBEXECDIR])
2505     fi
2506
2507     gallium_st="$gallium_st clover"
2508
2509     if test "x$enable_opencl_icd" = xyes; then
2510         OPENCL_LIBNAME="MesaOpenCL"
2511     else
2512         OPENCL_LIBNAME="OpenCL"
2513     fi
2514
2515     if test "x$have_libelf" != xyes; then
2516        AC_MSG_ERROR([Clover requires libelf])
2517     fi
2518
2519     if test "x${ac_cv_cxx_compiler_gnu}" = xyes; then
2520         altivec_enabled=no
2521         AC_COMPILE_IFELSE([AC_LANG_SOURCE([
2522         #if !defined(__VEC__) || !defined(__ALTIVEC__)
2523         #error "AltiVec not enabled"
2524         #endif
2525         ])], altivec_enabled=yes)
2526
2527         if test "$altivec_enabled" = yes; then
2528             CLOVER_STD_OVERRIDE="-std=gnu++11"
2529         fi
2530         AC_SUBST([CLOVER_STD_OVERRIDE])
2531     fi
2532
2533     llvm_require_version $LLVM_REQUIRED_OPENCL "opencl"
2534
2535     llvm_add_default_components "opencl"
2536     llvm_add_component "all-targets" "opencl"
2537     llvm_add_component "coverage" "opencl"
2538     llvm_add_component "linker" "opencl"
2539     llvm_add_component "instrumentation" "opencl"
2540     llvm_add_component "ipo" "opencl"
2541     llvm_add_component "irreader" "opencl"
2542     llvm_add_component "lto" "opencl"
2543     llvm_add_component "option" "opencl"
2544     llvm_add_component "objcarcopts" "opencl"
2545     llvm_add_component "profiledata" "opencl"
2546     llvm_add_optional_component "coroutines" "opencl"
2547
2548     dnl Check for Clang internal headers
2549     if test -z "$CLANG_LIBDIR"; then
2550         CLANG_LIBDIR=${LLVM_LIBDIR}
2551     fi
2552     CLANG_RESOURCE_DIR=$CLANG_LIBDIR/clang/${LLVM_VERSION}
2553     AS_IF([test ! -f "$CLANG_RESOURCE_DIR/include/stddef.h"],
2554         [AC_MSG_ERROR([Could not find clang internal header stddef.h in $CLANG_RESOURCE_DIR Use --with-clang-libdir to specify the correct path to the clang libraries.])])
2555 fi
2556 AM_CONDITIONAL(HAVE_CLOVER, test "x$enable_opencl" = xyes)
2557 AM_CONDITIONAL(HAVE_CLOVER_ICD, test "x$enable_opencl_icd" = xyes)
2558 AC_SUBST([OPENCL_LIBNAME])
2559 AC_SUBST([CLANG_RESOURCE_DIR])
2560
2561 dnl
2562 dnl Gallium configuration
2563 dnl
2564 AM_CONDITIONAL(HAVE_GALLIUM, test -n "$with_gallium_drivers")
2565
2566 # libEGL wants to default to the first platform specified in
2567 # ./configure.  parse that here.
2568 if test "x$platforms" != "x"; then
2569     FIRST_PLATFORM_CAPS=`echo $platforms | sed 's| .*||' | tr '[[a-z]]' '[[A-Z]]'`
2570     EGL_NATIVE_PLATFORM="_EGL_PLATFORM_$FIRST_PLATFORM_CAPS"
2571 else
2572     EGL_NATIVE_PLATFORM="_EGL_INVALID_PLATFORM"
2573 fi
2574
2575 AC_SUBST([EGL_NATIVE_PLATFORM])
2576 AC_SUBST([EGL_CFLAGS])
2577
2578 # If we don't have the X11 platform, set this define so we don't try to include
2579 # the X11 headers.
2580 if ! echo "$platforms" | grep -q 'x11'; then
2581     DEFINES="$DEFINES -DMESA_EGL_NO_X11_HEADERS"
2582     GL_PC_CFLAGS="$GL_PC_CFLAGS -DMESA_EGL_NO_X11_HEADERS"
2583 fi
2584
2585 dnl Directory for XVMC libs
2586 AC_ARG_WITH([xvmc-libdir],
2587     [AS_HELP_STRING([--with-xvmc-libdir=DIR],
2588         [directory for the XVMC libraries @<:@default=${libdir}@:>@])],
2589     [XVMC_LIB_INSTALL_DIR="$withval"],
2590     [XVMC_LIB_INSTALL_DIR='${libdir}'])
2591 AC_SUBST([XVMC_LIB_INSTALL_DIR])
2592
2593 dnl
2594 dnl Gallium Tests
2595 dnl
2596 AM_CONDITIONAL(HAVE_GALLIUM_TESTS, test "x$enable_gallium_tests" = xyes)
2597
2598 dnl Directory for VDPAU libs
2599 AC_ARG_WITH([vdpau-libdir],
2600     [AS_HELP_STRING([--with-vdpau-libdir=DIR],
2601         [directory for the VDPAU libraries @<:@default=${libdir}/vdpau@:>@])],
2602     [VDPAU_LIB_INSTALL_DIR="$withval"],
2603     [VDPAU_LIB_INSTALL_DIR='${libdir}/vdpau'])
2604 AC_SUBST([VDPAU_LIB_INSTALL_DIR])
2605
2606 dnl Directory for OMX_BELLAGIO libs
2607
2608 AC_ARG_WITH([omx-bellagio-libdir],
2609     [AS_HELP_STRING([--with-omx-bellagio-libdir=DIR],
2610         [directory for the OMX_BELLAGIO libraries])],
2611     [OMX_BELLAGIO_LIB_INSTALL_DIR="$withval"],
2612     [OMX_BELLAGIO_LIB_INSTALL_DIR=`$PKG_CONFIG --exists libomxil-bellagio && \
2613                                    $PKG_CONFIG --define-variable=libdir=\$libdir --variable=pluginsdir libomxil-bellagio`])
2614 AC_SUBST([OMX_BELLAGIO_LIB_INSTALL_DIR])
2615
2616 dnl Directory for OMX_TIZONIA libs
2617
2618 AC_ARG_WITH([omx-tizonia-libdir],
2619     [AS_HELP_STRING([--with-omx-tizonia-libdir=DIR],
2620         [directory for the OMX_TIZONIA libraries])],
2621     [OMX_TIZONIA_LIB_INSTALL_DIR="$withval"],
2622     [OMX_TIZONIA_LIB_INSTALL_DIR=`$PKG_CONFIG --define-variable=libdir=\$libdir --variable=pluginsdir libtizcore`])
2623 AC_SUBST([OMX_TIZONIA_LIB_INSTALL_DIR])
2624
2625 dnl Directory for VA libs
2626
2627 AC_ARG_WITH([va-libdir],
2628     [AS_HELP_STRING([--with-va-libdir=DIR],
2629         [directory for the VA libraries @<:@${libdir}/dri@:>@])],
2630     [VA_LIB_INSTALL_DIR="$withval"],
2631     [VA_LIB_INSTALL_DIR="${libdir}/dri"])
2632 AC_SUBST([VA_LIB_INSTALL_DIR])
2633
2634 AC_ARG_WITH([d3d-libdir],
2635     [AS_HELP_STRING([--with-d3d-libdir=DIR],
2636         [directory for the D3D modules @<:@${libdir}/d3d@:>@])],
2637     [D3D_DRIVER_INSTALL_DIR="$withval"],
2638     [D3D_DRIVER_INSTALL_DIR="${libdir}/d3d"])
2639 AC_SUBST([D3D_DRIVER_INSTALL_DIR])
2640
2641 dnl Architectures to build SWR library for
2642
2643 AC_ARG_WITH([swr-archs],
2644     [AS_HELP_STRING([--with-swr-archs@<:@=DIRS...@:>@],
2645         [comma delimited swr architectures list, e.g.
2646         "avx,avx2,knl,skx" @<:@default="avx,avx2"@:>@])],
2647     [with_swr_archs="$withval"],
2648     [with_swr_archs="avx,avx2"])
2649
2650 dnl
2651 dnl r300 doesn't strictly require LLVM, but for performance reasons we
2652 dnl highly recommend LLVM usage. So require it at least on x86 and x86_64
2653 dnl architectures.
2654 dnl
2655 r300_require_llvm() {
2656     case "$host" in *gnux32) return;; esac
2657     case "$host_cpu" in
2658     i*86|x86_64|amd64) require_llvm $1
2659         ;;
2660     esac
2661 }
2662
2663 dnl
2664 dnl DRM is needed by X, Wayland, and offscreen rendering.
2665 dnl Surfaceless is an alternative for the last one.
2666 dnl
2667 require_basic_egl() {
2668     case "$with_platforms" in
2669         *drm*|*surfaceless*|*android*)
2670             ;;
2671         *)
2672             AC_MSG_ERROR([$1 requires one of these:
2673                   1) --with-platforms=drm (X, Wayland, offscreen rendering based on DRM)
2674                   2) --with-platforms=surfaceless (offscreen only)
2675                   3) --with-platforms=android (Android only)
2676                   Recommended options: drm,x11])
2677             ;;
2678     esac
2679 }
2680
2681 swr_require_cxx_feature_flags() {
2682     feature_name="$1"
2683     preprocessor_test="$2"
2684     option_list="$3"
2685     output_var="$4"
2686
2687     AC_MSG_CHECKING([whether $CXX supports $feature_name])
2688     AC_LANG_PUSH([C++])
2689     save_CXXFLAGS="$CXXFLAGS"
2690     save_IFS="$IFS"
2691     IFS=","
2692     found=0
2693     for opts in $option_list
2694     do
2695         unset IFS
2696         CXXFLAGS="$opts $save_CXXFLAGS"
2697         AC_COMPILE_IFELSE(
2698             [AC_LANG_PROGRAM(
2699                 [   #if !($preprocessor_test)
2700                     #error
2701                     #endif
2702                 ])],
2703             [found=1; break],
2704             [])
2705         IFS=","
2706     done
2707     IFS="$save_IFS"
2708     CXXFLAGS="$save_CXXFLAGS"
2709     AC_LANG_POP([C++])
2710     if test $found -eq 1; then
2711         AC_MSG_RESULT([$opts])
2712         eval "$output_var=\$opts"
2713         return 0
2714     fi
2715     AC_MSG_RESULT([no])
2716     AC_MSG_ERROR([swr requires $feature_name support])
2717     return 1
2718 }
2719
2720 dnl Duplicates in GALLIUM_DRIVERS_DIRS are removed by sorting it after this block
2721 if test -n "$with_gallium_drivers"; then
2722     gallium_drivers=`IFS=', '; echo $with_gallium_drivers`
2723     for driver in $gallium_drivers; do
2724         case "x$driver" in
2725         xsvga)
2726             HAVE_GALLIUM_SVGA=yes
2727             require_libdrm "svga"
2728             ;;
2729         xi915)
2730             HAVE_GALLIUM_I915=yes
2731             PKG_CHECK_MODULES([I915], [libdrm >= $LIBDRM_INTEL_REQUIRED libdrm_intel >= $LIBDRM_INTEL_REQUIRED])
2732             require_libdrm "Gallium i915"
2733             ;;
2734         xr300)
2735             HAVE_GALLIUM_R300=yes
2736             PKG_CHECK_MODULES([RADEON], [libdrm >= $LIBDRM_RADEON_REQUIRED libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
2737             require_libdrm "r300"
2738             r300_require_llvm "r300"
2739             ;;
2740         xr600)
2741             HAVE_GALLIUM_R600=yes
2742             PKG_CHECK_MODULES([RADEON], [libdrm >= $LIBDRM_RADEON_REQUIRED libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
2743             require_libdrm "r600"
2744             if test "x$enable_llvm" = xyes; then
2745                 radeon_llvm_check $LLVM_REQUIRED_R600 "r600"
2746
2747                 llvm_add_component "asmparser" "r600"
2748                 llvm_add_component "bitreader" "r600"
2749             fi
2750             ;;
2751         xradeonsi)
2752             HAVE_GALLIUM_RADEONSI=yes
2753             PKG_CHECK_MODULES([RADEON], [libdrm >= $LIBDRM_RADEON_REQUIRED libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
2754             PKG_CHECK_MODULES([AMDGPU], [libdrm >= $LIBDRM_AMDGPU_REQUIRED libdrm_amdgpu >= $LIBDRM_AMDGPU_REQUIRED])
2755             require_libdrm "radeonsi"
2756             radeon_llvm_check $LLVM_REQUIRED_RADEONSI "radeonsi"
2757             if test "x$enable_egl" = xyes; then
2758                 require_basic_egl "radeonsi"
2759             fi
2760             ;;
2761         xnouveau)
2762             HAVE_GALLIUM_NOUVEAU=yes
2763             PKG_CHECK_MODULES([NOUVEAU], [libdrm >= $LIBDRM_NOUVEAU_REQUIRED libdrm_nouveau >= $LIBDRM_NOUVEAU_REQUIRED])
2764             require_libdrm "nouveau"
2765             ;;
2766         xfreedreno)
2767             HAVE_GALLIUM_FREEDRENO=yes
2768             require_libdrm "freedreno"
2769             ;;
2770         xetnaviv)
2771             HAVE_GALLIUM_ETNAVIV=yes
2772             PKG_CHECK_MODULES([ETNAVIV], [libdrm >= $LIBDRM_ETNAVIV_REQUIRED libdrm_etnaviv >= $LIBDRM_ETNAVIV_REQUIRED])
2773             require_libdrm "etnaviv"
2774             ;;
2775         xtegra)
2776             HAVE_GALLIUM_TEGRA=yes
2777             require_libdrm "tegra"
2778             ;;
2779         xswrast)
2780             HAVE_GALLIUM_SOFTPIPE=yes
2781             if test "x$enable_llvm" = xyes; then
2782                 HAVE_GALLIUM_LLVMPIPE=yes
2783             fi
2784             ;;
2785         xswr)
2786             llvm_require_version $LLVM_REQUIRED_SWR "swr"
2787
2788             if test "x$HAVE_CXX11" != "xyes"; then
2789                 AC_MSG_ERROR([swr requires c++11 support])
2790             fi
2791
2792             swr_require_cxx_feature_flags "AVX" "defined(__AVX__)" \
2793                 ",-target-cpu=sandybridge,-mavx,-march=core-avx,-tp=sandybridge" \
2794                 SWR_AVX_CXXFLAGS
2795             AC_SUBST([SWR_AVX_CXXFLAGS])
2796
2797             swr_archs=`IFS=', '; echo $with_swr_archs`
2798             for arch in $swr_archs; do
2799                 case "x$arch" in
2800                 xavx)
2801                     HAVE_SWR_AVX=yes
2802                     ;;
2803                 xavx2)
2804                     swr_require_cxx_feature_flags "AVX2" "defined(__AVX2__)" \
2805                         ",-target-cpu=haswell,-mavx2 -mfma -mbmi2 -mf16c,-march=core-avx2,-tp=haswell" \
2806                         SWR_AVX2_CXXFLAGS
2807                     AC_SUBST([SWR_AVX2_CXXFLAGS])
2808                     HAVE_SWR_AVX2=yes
2809                     ;;
2810                 xknl)
2811                     swr_require_cxx_feature_flags "KNL" "defined(__AVX512F__) && defined(__AVX512ER__)" \
2812                         ",-target-cpu=mic-knl,-march=knl,-xMIC-AVX512" \
2813                         SWR_KNL_CXXFLAGS
2814                     AC_SUBST([SWR_KNL_CXXFLAGS])
2815                     HAVE_SWR_KNL=yes
2816                     ;;
2817                 xskx)
2818                     swr_require_cxx_feature_flags "SKX" "defined(__AVX512F__) && defined(__AVX512BW__)" \
2819                         ",-target-cpu=x86-skylake,-march=skylake-avx512,-xCORE-AVX512" \
2820                         SWR_SKX_CXXFLAGS
2821                     AC_SUBST([SWR_SKX_CXXFLAGS])
2822                     HAVE_SWR_SKX=yes
2823                     ;;
2824                 *)
2825                     AC_MSG_ERROR([unknown SWR build architecture '$arch'])
2826                     ;;
2827                 esac
2828             done
2829
2830             if test "x$HAVE_SWR_AVX" != xyes -a \
2831                     "x$HAVE_SWR_AVX2" != xyes -a \
2832                     "x$HAVE_SWR_KNL" != xyes -a \
2833                     "x$HAVE_SWR_SKX" != xyes; then
2834                AC_MSG_ERROR([swr enabled but no swr architectures selected])
2835             fi
2836
2837             # test if more than one swr arch configured
2838             if test `echo $swr_archs | wc -w` -eq 1; then
2839                 HAVE_SWR_BUILTIN=yes
2840             fi
2841
2842             HAVE_GALLIUM_SWR=yes
2843             ;;
2844         xvc4)
2845             HAVE_GALLIUM_VC4=yes
2846             PKG_CHECK_MODULES([VC4], [libdrm >= $LIBDRM_VC4_REQUIRED])
2847
2848             PKG_CHECK_MODULES([SIMPENROSE], [simpenrose],
2849                               [USE_VC4_SIMULATOR=yes;
2850                                DEFINES="$DEFINES -DUSE_VC4_SIMULATOR"],
2851                               [USE_VC4_SIMULATOR=no])
2852             ;;
2853         xv3d)
2854             HAVE_GALLIUM_V3D=yes
2855
2856             PKG_CHECK_MODULES([V3D_SIMULATOR], [v3dv3],
2857                               [USE_V3D_SIMULATOR=yes;
2858                                DEFINES="$DEFINES -DUSE_V3D_SIMULATOR"],
2859                               [USE_V3D_SIMULATOR=no])
2860             ;;
2861         xkmsro)
2862             HAVE_GALLIUM_KMSRO=yes
2863             ;;
2864         xvirgl)
2865             HAVE_GALLIUM_VIRGL=yes
2866             require_libdrm "virgl"
2867             if test "x$enable_egl" = xyes; then
2868                 require_basic_egl "virgl"
2869             fi
2870             ;;
2871         *)
2872             AC_MSG_ERROR([Unknown Gallium driver: $driver])
2873             ;;
2874         esac
2875     done
2876 fi
2877
2878 # XXX: Keep in sync with LLVM_REQUIRED_SWR
2879 AM_CONDITIONAL(SWR_INVALID_LLVM_VERSION, test "x$LLVM_VERSION" != x6.0.0 -a \
2880                                               "x$LLVM_VERSION" != x6.0.1)
2881
2882 if test "x$enable_llvm" = "xyes" -a "$with_gallium_drivers"; then
2883     llvm_require_version $LLVM_REQUIRED_GALLIUM "gallium"
2884     llvm_add_default_components "gallium"
2885 fi
2886
2887 AM_CONDITIONAL(HAVE_SWR_AVX, test "x$HAVE_SWR_AVX" = xyes)
2888 AM_CONDITIONAL(HAVE_SWR_AVX2, test "x$HAVE_SWR_AVX2" = xyes)
2889 AM_CONDITIONAL(HAVE_SWR_KNL, test "x$HAVE_SWR_KNL" = xyes)
2890 AM_CONDITIONAL(HAVE_SWR_SKX, test "x$HAVE_SWR_SKX" = xyes)
2891 AM_CONDITIONAL(HAVE_SWR_BUILTIN, test "x$HAVE_SWR_BUILTIN" = xyes)
2892
2893 dnl We need to validate some needed dependencies for renderonly drivers.
2894
2895 if test "x$HAVE_GALLIUM_VC4" != xyes -a "x$HAVE_GALLIUM_KMSRO" = xyes  ; then
2896     AC_MSG_ERROR([Building with kmsro requires vc4])
2897 fi
2898
2899 if test "x$HAVE_GALLIUM_NOUVEAU" != xyes -a "x$HAVE_GALLIUM_TEGRA" = xyes; then
2900     AC_MSG_ERROR([Building with tegra requires nouveau])
2901 fi
2902
2903 detect_old_buggy_llvm() {
2904     dnl llvm-config may not give the right answer when llvm is a built as a
2905     dnl single shared library, so we must work the library name out for
2906     dnl ourselves.
2907     dnl (See https://llvm.org/bugs/show_bug.cgi?id=6823)
2908     dnl We can't use $LLVM_VERSION because it has 'svn' stripped out,
2909     LLVM_SO_NAME=LLVM-`$LLVM_CONFIG --version`
2910     AS_IF([test -f "$LLVM_LIBDIR/lib$LLVM_SO_NAME.$IMP_LIB_EXT"], [llvm_have_one_so=yes])
2911
2912     if test "x$llvm_have_one_so" = xyes; then
2913         dnl LLVM was built using auto*, so there is only one shared object.
2914         LLVM_LIBS="-l$LLVM_SO_NAME"
2915     else
2916         dnl If LLVM was built with CMake, there will be one shared object per
2917         dnl component.
2918         AS_IF([test ! -f "$LLVM_LIBDIR/libLLVMTarget.$IMP_LIB_EXT"],
2919                [AC_MSG_ERROR([Could not find llvm shared libraries:
2920                 Please make sure you have built llvm with the --enable-shared option
2921                 and that your llvm libraries are installed in $LLVM_LIBDIR
2922                 If you have installed your llvm libraries to a different directory you
2923                 can use the --with-llvm-prefix= configure flag to specify this directory.
2924                 NOTE: Mesa is attempting to use llvm shared libraries by default.
2925                 If you do not want to build with llvm shared libraries and instead want to
2926                 use llvm static libraries then add --disable-llvm-shared-libs to your configure
2927                 invocation and rebuild.])])
2928
2929         dnl We don't need to update LLVM_LIBS in this case because the LLVM
2930         dnl install uses a shared object for each component and we have
2931         dnl already added all of these objects to LLVM_LIBS.
2932     fi
2933 }
2934
2935 dnl
2936 dnl Set defines and buildtime variables only when using LLVM.
2937 dnl
2938 if test "x$enable_llvm" = xyes; then
2939     DEFINES="${DEFINES} -DHAVE_LLVM=0x0$LLVM_VERSION_INT -DMESA_LLVM_VERSION_STRING=\\\"$LLVM_VERSION\\\""
2940
2941     LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
2942     LLVM_CFLAGS=$LLVM_CPPFLAGS   # CPPFLAGS seem to be sufficient
2943     LLVM_CXXFLAGS=`strip_unwanted_llvm_flags "$LLVM_CONFIG --cxxflags"`
2944     LLVM_CXXFLAGS="$CXX11_CXXFLAGS $LLVM_CXXFLAGS"
2945
2946     dnl Set LLVM_LIBS - This is done after the driver configuration so
2947     dnl that drivers can add additional components to LLVM_COMPONENTS.
2948     dnl Previously, gallium drivers were updating LLVM_LIBS directly
2949     dnl by calling llvm-config --libs ${DRIVER_LLVM_COMPONENTS}, but
2950     dnl this was causing the same libraries to be appear multiple times
2951     dnl in LLVM_LIBS.
2952
2953     if test $LLVM_VERSION_MAJOR -ge 4 -o $LLVM_VERSION_MAJOR -eq 3 -a $LLVM_VERSION_MINOR -ge 9; then
2954         if test "x$enable_llvm_shared_libs" = xyes; then
2955             LLVM_LIBS="`$LLVM_CONFIG --link-shared --libs ${LLVM_COMPONENTS}`"
2956         else
2957             dnl Invoking llvm-config with both -libs and --system-libs produces the
2958             dnl two separate lines - each for the set of libraries.
2959                 dnl Call the program twice, effectively folding them into a single line.
2960             LLVM_LIBS="`$LLVM_CONFIG --link-static --libs ${LLVM_COMPONENTS}`"
2961             dnl We need to link to llvm system libs when using static libs
2962             LLVM_LIBS="$LLVM_LIBS `$LLVM_CONFIG --link-static --system-libs`"
2963         fi
2964     else
2965         LLVM_LIBS="`$LLVM_CONFIG --libs ${LLVM_COMPONENTS}`"
2966         if test "x$enable_llvm_shared_libs" = xyes; then
2967             detect_old_buggy_llvm
2968         else
2969             AC_MSG_WARN([Building mesa with statically linked LLVM may cause compilation issues])
2970             dnl We need to link to llvm system libs when using static libs
2971             dnl However, only llvm 3.5+ provides --system-libs
2972             if test $LLVM_VERSION_MAJOR -ge 4 -o $LLVM_VERSION_MAJOR -eq 3 -a $LLVM_VERSION_MINOR -ge 5; then
2973                 LLVM_LIBS="$LLVM_LIBS `$LLVM_CONFIG --system-libs`"
2974             fi
2975         fi
2976     fi
2977
2978     dnl The gallium-xlib GLX and gallium OSMesa targets directly embed the
2979     dnl swr/llvmpipe driver into the final binary.  Adding LLVM_LIBS results in
2980     dnl the LLVM library propagated in the Libs.private of the respective .pc
2981     dnl file which ensures complete dependency information when statically
2982     dnl linking.
2983     if test "x$enable_glx" = xgallium-xlib; then
2984         GL_PC_LIB_PRIV="$GL_PC_LIB_PRIV $LLVM_LIBS"
2985     fi
2986     if test "x$enable_gallium_osmesa" = xyes; then
2987         OSMESA_PC_LIB_PRIV="$OSMESA_PC_LIB_PRIV $LLVM_LIBS"
2988     fi
2989 fi
2990
2991 AM_CONDITIONAL(HAVE_GALLIUM_SVGA, test "x$HAVE_GALLIUM_SVGA" = xyes)
2992 AM_CONDITIONAL(HAVE_GALLIUM_I915, test "x$HAVE_GALLIUM_I915" = xyes)
2993 AM_CONDITIONAL(HAVE_GALLIUM_KMSRO, test "x$HAVE_GALLIUM_KMSRO" = xyes)
2994 AM_CONDITIONAL(HAVE_GALLIUM_R300, test "x$HAVE_GALLIUM_R300" = xyes)
2995 AM_CONDITIONAL(HAVE_GALLIUM_R600, test "x$HAVE_GALLIUM_R600" = xyes)
2996 AM_CONDITIONAL(HAVE_GALLIUM_RADEONSI, test "x$HAVE_GALLIUM_RADEONSI" = xyes)
2997 AM_CONDITIONAL(HAVE_GALLIUM_NOUVEAU, test "x$HAVE_GALLIUM_NOUVEAU" = xyes)
2998 AM_CONDITIONAL(HAVE_GALLIUM_FREEDRENO, test "x$HAVE_GALLIUM_FREEDRENO" = xyes)
2999 AM_CONDITIONAL(HAVE_GALLIUM_ETNAVIV, test "x$HAVE_GALLIUM_ETNAVIV" = xyes)
3000 AM_CONDITIONAL(HAVE_GALLIUM_TEGRA, test "x$HAVE_GALLIUM_TEGRA" = xyes)
3001 AM_CONDITIONAL(HAVE_GALLIUM_SOFTPIPE, test "x$HAVE_GALLIUM_SOFTPIPE" = xyes)
3002 AM_CONDITIONAL(HAVE_GALLIUM_LLVMPIPE, test "x$HAVE_GALLIUM_LLVMPIPE" = xyes)
3003 AM_CONDITIONAL(HAVE_GALLIUM_SWR, test "x$HAVE_GALLIUM_SWR" = xyes)
3004 AM_CONDITIONAL(HAVE_GALLIUM_SWRAST, test "x$HAVE_GALLIUM_SOFTPIPE" = xyes -o \
3005                                          "x$HAVE_GALLIUM_LLVMPIPE" = xyes -o \
3006                                          "x$HAVE_GALLIUM_SWR" = xyes)
3007 AM_CONDITIONAL(HAVE_GALLIUM_V3D, test "x$HAVE_GALLIUM_V3D" = xyes)
3008 AM_CONDITIONAL(HAVE_GALLIUM_VC4, test "x$HAVE_GALLIUM_VC4" = xyes)
3009 AM_CONDITIONAL(HAVE_GALLIUM_VIRGL, test "x$HAVE_GALLIUM_VIRGL" = xyes)
3010
3011 AM_CONDITIONAL(HAVE_GALLIUM_STATIC_TARGETS, test "x$enable_shared_pipe_drivers" = xno)
3012
3013 if test "x$enable_dri" = xyes; then
3014     GALLIUM_PIPE_LOADER_DEFINES="$GALLIUM_PIPE_LOADER_DEFINES -DHAVE_PIPE_LOADER_DRI"
3015 fi
3016
3017 if test "x$have_drisw_kms" = xyes; then
3018     GALLIUM_PIPE_LOADER_DEFINES="$GALLIUM_PIPE_LOADER_DEFINES -DHAVE_PIPE_LOADER_KMS"
3019 fi
3020 AC_SUBST([GALLIUM_PIPE_LOADER_DEFINES])
3021
3022 AM_CONDITIONAL(HAVE_I915_DRI, test x$HAVE_I915_DRI = xyes)
3023 AM_CONDITIONAL(HAVE_I965_DRI, test x$HAVE_I965_DRI = xyes)
3024 AM_CONDITIONAL(HAVE_NOUVEAU_DRI, test x$HAVE_NOUVEAU_DRI = xyes)
3025 AM_CONDITIONAL(HAVE_R200_DRI, test x$HAVE_R200_DRI = xyes)
3026 AM_CONDITIONAL(HAVE_RADEON_DRI, test x$HAVE_RADEON_DRI = xyes)
3027 AM_CONDITIONAL(HAVE_SWRAST_DRI, test x$HAVE_SWRAST_DRI = xyes)
3028
3029 AM_CONDITIONAL(HAVE_RADEON_VULKAN, test "x$HAVE_RADEON_VULKAN" = xyes)
3030 AM_CONDITIONAL(HAVE_INTEL_VULKAN, test "x$HAVE_INTEL_VULKAN" = xyes)
3031
3032 AM_CONDITIONAL(HAVE_AMD_DRIVERS, test "x$HAVE_GALLIUM_RADEONSI" = xyes -o \
3033                                       "x$HAVE_RADEON_VULKAN" = xyes)
3034
3035 AM_CONDITIONAL(HAVE_BROADCOM_DRIVERS, test "x$HAVE_GALLIUM_VC4" = xyes -o \
3036                                       "x$HAVE_GALLIUM_V3D" = xyes)
3037
3038 AM_CONDITIONAL(HAVE_FREEDRENO_DRIVERS, test "x$HAVE_GALLIUM_FREEDRENO" = xyes)
3039 AM_CONDITIONAL(HAVE_INTEL_DRIVERS, test "x$HAVE_INTEL_VULKAN" = xyes -o \
3040                                         "x$HAVE_I965_DRI" = xyes)
3041
3042 AM_CONDITIONAL(NEED_RADEON_DRM_WINSYS, test "x$HAVE_GALLIUM_R300" = xyes -o \
3043                                             "x$HAVE_GALLIUM_R600" = xyes -o \
3044                                             "x$HAVE_GALLIUM_RADEONSI" = xyes)
3045 AM_CONDITIONAL(NEED_WINSYS_XLIB, test "x$enable_glx" = xgallium-xlib)
3046 AM_CONDITIONAL(HAVE_GALLIUM_COMPUTE, test x$enable_opencl = xyes)
3047 AM_CONDITIONAL(HAVE_GALLIUM_LLVM, test "x$enable_llvm" = xyes)
3048 AM_CONDITIONAL(USE_V3D_SIMULATOR, test x$USE_V3D_SIMULATOR = xyes)
3049 AM_CONDITIONAL(USE_VC4_SIMULATOR, test x$USE_VC4_SIMULATOR = xyes)
3050
3051 AM_CONDITIONAL(HAVE_LIBDRM, test "x$have_libdrm" = xyes)
3052 AM_CONDITIONAL(HAVE_OSMESA, test "x$enable_osmesa" = xyes)
3053 AM_CONDITIONAL(HAVE_GALLIUM_OSMESA, test "x$enable_gallium_osmesa" = xyes)
3054 AM_CONDITIONAL(HAVE_COMMON_OSMESA, test "x$enable_osmesa" = xyes -o \
3055                                         "x$enable_gallium_osmesa" = xyes)
3056
3057 AM_CONDITIONAL(HAVE_X86_ASM, test "x$asm_arch" = xx86 -o "x$asm_arch" = xx86_64)
3058 AM_CONDITIONAL(HAVE_X86_64_ASM, test "x$asm_arch" = xx86_64)
3059 AM_CONDITIONAL(HAVE_SPARC_ASM, test "x$asm_arch" = xsparc)
3060 AM_CONDITIONAL(HAVE_PPC64LE_ASM, test "x$asm_arch" = xppc64le)
3061 AM_CONDITIONAL(HAVE_AARCH64_ASM, test "x$asm_arch" = xaarch64)
3062 AM_CONDITIONAL(HAVE_ARM_ASM, test "x$asm_arch" = xarm)
3063
3064 AC_SUBST([NINE_MAJOR], 1)
3065 AC_SUBST([NINE_MINOR], 0)
3066 AC_SUBST([NINE_PATCH], 0)
3067 AC_SUBST([NINE_VERSION], "$NINE_MAJOR.$NINE_MINOR.$NINE_PATCH")
3068
3069 AC_SUBST([VDPAU_MAJOR], 1)
3070 AC_SUBST([VDPAU_MINOR], 0)
3071
3072 if test "x$enable_va" = xyes; then
3073     VA_MAJOR=`$PKG_CONFIG --modversion libva | $SED -n 's/\([[^\.]]*\)\..*$/\1/p'`
3074     VA_MINOR=`$PKG_CONFIG --modversion libva | $SED -n 's/.*\.\(.*\)\..*$/\1/p'`
3075 fi
3076 AC_SUBST([VA_MAJOR], $VA_MAJOR)
3077 AC_SUBST([VA_MINOR], $VA_MINOR)
3078
3079 AM_CONDITIONAL(HAVE_VULKAN_COMMON, test "x$VULKAN_DRIVERS" != "x")
3080
3081 AC_SUBST([XVMC_MAJOR], 1)
3082 AC_SUBST([XVMC_MINOR], 0)
3083
3084 AC_SUBST([XA_MAJOR], 2)
3085 AC_SUBST([XA_MINOR], 5)
3086 AC_SUBST([XA_PATCH], 0)
3087 AC_SUBST([XA_VERSION], "$XA_MAJOR.$XA_MINOR.$XA_PATCH")
3088
3089 AC_ARG_ENABLE(valgrind,
3090               [AS_HELP_STRING([--enable-valgrind],
3091                              [Build mesa with valgrind support (default: auto)])],
3092                              [VALGRIND=$enableval], [VALGRIND=auto])
3093 if test "x$VALGRIND" != xno; then
3094     PKG_CHECK_MODULES(VALGRIND, [valgrind], [have_valgrind=yes], [have_valgrind=no])
3095 fi
3096 AC_MSG_CHECKING([whether to enable Valgrind support])
3097 if test "x$VALGRIND" = xauto; then
3098     VALGRIND="$have_valgrind"
3099 fi
3100
3101 if test "x$VALGRIND" = "xyes"; then
3102     if ! test "x$have_valgrind" = xyes; then
3103         AC_MSG_ERROR([Valgrind support required but not present])
3104     fi
3105     AC_DEFINE([HAVE_VALGRIND], 1, [Use valgrind intrinsics to suppress false warnings])
3106 fi
3107
3108 AC_MSG_RESULT([$VALGRIND])
3109
3110 dnl Restore LDFLAGS and CPPFLAGS
3111 LDFLAGS="$_SAVE_LDFLAGS"
3112 CPPFLAGS="$_SAVE_CPPFLAGS"
3113
3114 dnl Suppress clang's warnings about unused CFLAGS and CXXFLAGS
3115 if test "x$acv_mesa_CLANG" = xyes; then
3116     CFLAGS="$CFLAGS -Qunused-arguments"
3117     CXXFLAGS="$CXXFLAGS -Qunused-arguments"
3118 fi
3119
3120 dnl Add user CFLAGS and CXXFLAGS
3121 CFLAGS="$CFLAGS $USER_CFLAGS"
3122 CXXFLAGS="$CXXFLAGS $USER_CXXFLAGS"
3123
3124 dnl Substitute the config
3125 AC_CONFIG_FILES([Makefile
3126                  src/Makefile
3127                  src/amd/Makefile
3128                  src/amd/vulkan/Makefile
3129                  src/broadcom/Makefile
3130                  src/compiler/Makefile
3131                  src/freedreno/Makefile
3132                  src/egl/Makefile
3133                  src/egl/main/egl.pc
3134                  src/egl/wayland/wayland-drm/Makefile
3135                  src/gallium/Makefile
3136                  src/gallium/auxiliary/Makefile
3137                  src/gallium/auxiliary/pipe-loader/Makefile
3138                  src/gallium/drivers/freedreno/Makefile
3139                  src/gallium/drivers/i915/Makefile
3140                  src/gallium/drivers/llvmpipe/Makefile
3141                  src/gallium/drivers/nouveau/Makefile
3142                  src/gallium/drivers/kmsro/Makefile
3143                  src/gallium/drivers/r300/Makefile
3144                  src/gallium/drivers/r600/Makefile
3145                  src/gallium/drivers/radeonsi/Makefile
3146                  src/gallium/drivers/softpipe/Makefile
3147                  src/gallium/drivers/svga/Makefile
3148                  src/gallium/drivers/swr/Makefile
3149                  src/gallium/drivers/tegra/Makefile
3150                  src/gallium/drivers/etnaviv/Makefile
3151                  src/gallium/drivers/v3d/Makefile
3152                  src/gallium/drivers/vc4/Makefile
3153                  src/gallium/drivers/virgl/Makefile
3154                  src/gallium/state_trackers/clover/Makefile
3155                  src/gallium/state_trackers/dri/Makefile
3156                  src/gallium/state_trackers/glx/xlib/Makefile
3157                  src/gallium/state_trackers/nine/Makefile
3158                  src/gallium/state_trackers/omx/Makefile
3159                  src/gallium/state_trackers/omx/bellagio/Makefile
3160                  src/gallium/state_trackers/omx/tizonia/Makefile
3161                  src/gallium/state_trackers/osmesa/Makefile
3162                  src/gallium/state_trackers/va/Makefile
3163                  src/gallium/state_trackers/vdpau/Makefile
3164                  src/gallium/state_trackers/xa/Makefile
3165                  src/gallium/state_trackers/xa/xa_tracker.h
3166                  src/gallium/state_trackers/xvmc/Makefile
3167                  src/gallium/targets/d3dadapter9/Makefile
3168                  src/gallium/targets/d3dadapter9/d3d.pc
3169                  src/gallium/targets/dri/Makefile
3170                  src/gallium/targets/libgl-xlib/Makefile
3171                  src/gallium/targets/omx/Makefile
3172                  src/gallium/targets/opencl/Makefile
3173                  src/gallium/targets/opencl/mesa.icd
3174                  src/gallium/targets/osmesa/Makefile
3175                  src/gallium/targets/osmesa/osmesa.pc
3176                  src/gallium/targets/pipe-loader/Makefile
3177                  src/gallium/targets/va/Makefile
3178                  src/gallium/targets/vdpau/Makefile
3179                  src/gallium/targets/xa/Makefile
3180                  src/gallium/targets/xa/xatracker.pc
3181                  src/gallium/targets/xvmc/Makefile
3182                  src/gallium/tests/trivial/Makefile
3183                  src/gallium/tests/unit/Makefile
3184                  src/gallium/winsys/etnaviv/drm/Makefile
3185                  src/gallium/winsys/freedreno/drm/Makefile
3186                  src/gallium/winsys/i915/drm/Makefile
3187                  src/gallium/winsys/nouveau/drm/Makefile
3188                  src/gallium/winsys/kmsro/drm/Makefile
3189                  src/gallium/winsys/radeon/drm/Makefile
3190                  src/gallium/winsys/amdgpu/drm/Makefile
3191                  src/gallium/winsys/svga/drm/Makefile
3192                  src/gallium/winsys/sw/dri/Makefile
3193                  src/gallium/winsys/sw/kms-dri/Makefile
3194                  src/gallium/winsys/sw/null/Makefile
3195                  src/gallium/winsys/sw/wrapper/Makefile
3196                  src/gallium/winsys/sw/xlib/Makefile
3197                  src/gallium/winsys/tegra/drm/Makefile
3198                  src/gallium/winsys/v3d/drm/Makefile
3199                  src/gallium/winsys/vc4/drm/Makefile
3200                  src/gallium/winsys/virgl/drm/Makefile
3201                  src/gallium/winsys/virgl/vtest/Makefile
3202                  src/gbm/Makefile
3203                  src/gbm/main/gbm.pc
3204                  src/glx/Makefile
3205                  src/glx/apple/Makefile
3206                  src/glx/tests/Makefile
3207                  src/glx/windows/Makefile
3208                  src/glx/windows/windowsdriproto.pc
3209                  src/gtest/Makefile
3210                  src/intel/Makefile
3211                  src/loader/Makefile
3212                  src/mapi/Makefile
3213                  src/mapi/es1api/glesv1_cm.pc
3214                  src/mapi/es2api/glesv2.pc
3215                  src/mapi/glapi/gen/Makefile
3216                  src/mesa/Makefile
3217                  src/mesa/gl.pc
3218                  src/mesa/drivers/dri/dri.pc
3219                  src/mesa/drivers/dri/common/Makefile
3220                  src/mesa/drivers/dri/i915/Makefile
3221                  src/mesa/drivers/dri/i965/Makefile
3222                  src/mesa/drivers/dri/Makefile
3223                  src/mesa/drivers/dri/nouveau/Makefile
3224                  src/mesa/drivers/dri/r200/Makefile
3225                  src/mesa/drivers/dri/radeon/Makefile
3226                  src/mesa/drivers/dri/swrast/Makefile
3227                  src/mesa/drivers/osmesa/Makefile
3228                  src/mesa/drivers/osmesa/osmesa.pc
3229                  src/mesa/drivers/x11/Makefile
3230                  src/mesa/main/tests/Makefile
3231                  src/mesa/state_tracker/tests/Makefile
3232                  src/util/Makefile
3233                  src/util/tests/fast_idiv_by_const/Makefile
3234                  src/util/tests/hash_table/Makefile
3235                  src/util/tests/set/Makefile
3236                  src/util/tests/string_buffer/Makefile
3237                  src/util/tests/vma/Makefile
3238                  src/util/xmlpool/Makefile
3239                  src/vulkan/Makefile])
3240
3241 AC_OUTPUT
3242
3243 # Fix up dependencies in *.Plo files, where we changed the extension of a
3244 # source file
3245 $SED -i -e 's/brw_blorp.cpp/brw_blorp.c/' src/mesa/drivers/dri/i965/.deps/brw_blorp.Plo
3246
3247 rm -f src/compiler/spirv/spirv_info.lo
3248 echo "# dummy" > src/compiler/spirv/.deps/spirv_info.Plo
3249
3250 rm -f src/compiler/nir/.deps/nir_intrinsics.Plo
3251 echo "# dummy" > src/compiler/nir/.deps/nir_intrinsics.Plo
3252
3253 dnl
3254 dnl Output some configuration info for the user
3255 dnl
3256 echo ""
3257 echo "        prefix:          $prefix"
3258 echo "        exec_prefix:     $exec_prefix"
3259 echo "        libdir:          $libdir"
3260 echo "        includedir:      $includedir"
3261
3262 dnl API info
3263 echo ""
3264 echo "        OpenGL:          $enable_opengl (ES1: $enable_gles1 ES2: $enable_gles2)"
3265
3266 dnl Driver info
3267 echo ""
3268 case "x$enable_osmesa$enable_gallium_osmesa" in
3269 xnoyes)
3270         echo "        OSMesa:          lib$OSMESA_LIB (Gallium)"
3271         ;;
3272 xyesno)
3273         echo "        OSMesa:          lib$OSMESA_LIB"
3274         ;;
3275 xnono)
3276         echo "        OSMesa:          no"
3277         ;;
3278 esac
3279
3280 echo ""
3281 if test "x$enable_dri" != xno; then
3282         echo "        DRI platform:    $dri_platform"
3283         if test -z "$DRI_DIRS"; then
3284             echo "        DRI drivers:     no"
3285         else
3286             echo "        DRI drivers:     $DRI_DIRS"
3287         fi
3288         echo "        DRI driver dir:  $DRI_DRIVER_INSTALL_DIR"
3289 fi
3290
3291 case "x$enable_glx" in
3292 xdri)
3293     echo "        GLX:             DRI-based"
3294     ;;
3295 xxlib)
3296     echo "        GLX:             Xlib-based"
3297     ;;
3298 xgallium-xlib)
3299     echo "        GLX:             Xlib-based (Gallium)"
3300     ;;
3301 *)
3302     echo "        GLX:             $enable_glx"
3303     ;;
3304 esac
3305
3306 dnl EGL
3307 echo ""
3308 echo "        EGL:             $enable_egl"
3309 if test "$enable_egl" = yes; then
3310
3311     egl_drivers=""
3312     if test "x$enable_dri" != "xno"; then
3313         egl_drivers="$egl_drivers builtin:egl_dri2"
3314     fi
3315     if test "x$enable_dri3" != "xno"; then
3316         egl_drivers="$egl_drivers builtin:egl_dri3"
3317     fi
3318
3319     echo "        EGL drivers:    $egl_drivers"
3320 fi
3321 if test "x$enable_gbm" = xyes; then
3322     echo "        GBM:             yes"
3323 else
3324     echo "        GBM:             no"
3325 fi
3326
3327     echo "        EGL/Vulkan/VL platforms:   $platforms"
3328
3329 # Vulkan
3330 echo ""
3331 if test "x$VULKAN_DRIVERS" != x; then
3332     echo "        Vulkan drivers:  $VULKAN_DRIVERS"
3333     echo "        Vulkan ICD dir:  $VULKAN_ICD_INSTALL_DIR"
3334 else
3335     echo "        Vulkan drivers:  no"
3336 fi
3337
3338 echo ""
3339 if test "x$enable_llvm" = xyes; then
3340     echo "        llvm:            yes"
3341     echo "        llvm-config:     $LLVM_CONFIG"
3342     echo "        llvm-version:    $LLVM_VERSION"
3343 else
3344     echo "        llvm:            no"
3345 fi
3346
3347 echo ""
3348 if test -n "$with_gallium_drivers"; then
3349     echo "        Gallium drivers: $gallium_drivers"
3350     echo "        Gallium st:      $gallium_st"
3351 else
3352     echo "        Gallium:         no"
3353 fi
3354
3355 echo ""
3356 if test "x$enable_gallium_extra_hud" != xyes; then
3357     echo "        HUD extra stats: no"
3358 else
3359     echo "        HUD extra stats: yes"
3360 fi
3361
3362 if test "x$enable_lmsensors" != xyes; then
3363     echo "        HUD lmsensors:   no"
3364 else
3365     echo "        HUD lmsensors:   yes"
3366 fi
3367
3368 echo ""
3369 if test "x$HAVE_GALLIUM_SWR" != x; then
3370     if test "x$HAVE_SWR_BUILTIN" = xyes; then
3371         echo "        SWR archs:       $swr_archs (builtin)"
3372     else
3373         echo "        SWR archs:       $swr_archs"
3374     fi
3375 fi
3376
3377 dnl Libraries
3378 echo ""
3379 echo "        Shared libs:     $enable_shared"
3380 echo "        Static libs:     $enable_static"
3381 echo "        Shared-glapi:    $enable_shared_glapi"
3382
3383 dnl Compiler options
3384 # cleanup the CFLAGS/CXXFLAGS/LDFLAGS/DEFINES vars
3385 cflags=`echo $CFLAGS | \
3386     $SED 's/^ *//;s/  */ /;s/ *$//'`
3387 cxxflags=`echo $CXXFLAGS | \
3388     $SED 's/^ *//;s/  */ /;s/ *$//'`
3389 ldflags=`echo $LDFLAGS | $SED 's/^ *//;s/  */ /;s/ *$//'`
3390 defines=`echo $DEFINES | $SED 's/^ *//;s/  */ /;s/ *$//'`
3391 echo ""
3392 echo "        CFLAGS:          $cflags"
3393 echo "        CXXFLAGS:        $cxxflags"
3394 echo "        CXX11_CXXFLAGS:  $CXX11_CXXFLAGS"
3395 echo "        LDFLAGS:         $ldflags"
3396 echo "        Macros:          $defines"
3397 echo ""
3398 if test "x$enable_llvm" = xyes; then
3399     echo "        LLVM_CFLAGS:     $LLVM_CFLAGS"
3400     echo "        LLVM_CXXFLAGS:   $LLVM_CXXFLAGS"
3401     echo "        LLVM_CPPFLAGS:   $LLVM_CPPFLAGS"
3402     echo "        LLVM_LDFLAGS:    $LLVM_LDFLAGS"
3403     echo ""
3404 fi
3405 echo "        PYTHON:         $PYTHON"
3406
3407 echo ""
3408 echo "        Run '${MAKE-make}' to build Mesa"
3409 echo ""