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 # Support silent build rules, requires at least automake-1.11. Disable
  56 # by either passing --disable-silent-rules to configure or passing V=1
  57 # to make
  58 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])],
  59     [AC_SUBST([AM_DEFAULT_VERBOSITY], [1])])
  60
  61 m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
  62
  63 dnl Set internal versions
  64 OSMESA_VERSION=8
  65 AC_SUBST([OSMESA_VERSION])
  66 OPENCL_VERSION=1
  67 AC_SUBST([OPENCL_VERSION])
  68
  69 # The idea is that libdrm is distributed as one cohesive package, even
  70 # though it is composed of multiple libraries. However some drivers
  71 # may have different version requirements than others. This list
  72 # codifies which drivers need which version of libdrm. Any libdrm
  73 # version dependencies in non-driver-specific code should be reflected
  74 # in the first entry.
  75 LIBDRM_REQUIRED=2.4.75
  76 LIBDRM_RADEON_REQUIRED=2.4.71
  77 LIBDRM_AMDGPU_REQUIRED=2.4.82
  78 LIBDRM_INTEL_REQUIRED=2.4.75
  79 LIBDRM_NVVIEUX_REQUIRED=2.4.66
  80 LIBDRM_NOUVEAU_REQUIRED=2.4.66
  81 LIBDRM_FREEDRENO_REQUIRED=2.4.74
  82 LIBDRM_ETNAVIV_REQUIRED=2.4.82
  83
  84 dnl Versions for external dependencies
  85 DRI2PROTO_REQUIRED=2.8
  86 GLPROTO_REQUIRED=1.4.14
  87 LIBOMXIL_BELLAGIO_REQUIRED=0.0
  88 LIBVA_REQUIRED=0.38.0
  89 VDPAU_REQUIRED=1.1
  90 WAYLAND_REQUIRED=1.11
  91 WAYLAND_PROTOCOLS_REQUIRED=1.8
  92 XCB_REQUIRED=1.9.3
  93 XCBDRI2_REQUIRED=1.8
  94 XCBGLX_REQUIRED=1.8.1
  95 XDAMAGE_REQUIRED=1.1
  96 XSHMFENCE_REQUIRED=1.1
  97 XVMC_REQUIRED=1.0.6
  98 PYTHON_MAKO_REQUIRED=0.8.0
  99 LIBSENSORS_REQUIRED=4.0.0
 100 ZLIB_REQUIRED=1.2.3
 101
 102 dnl LLVM versions
 103 LLVM_REQUIRED_GALLIUM=3.3.0
 104 LLVM_REQUIRED_OPENCL=3.6.0
 105 LLVM_REQUIRED_R600=3.9.0
 106 LLVM_REQUIRED_RADEONSI=3.9.0
 107 LLVM_REQUIRED_RADV=3.9.0
 108 LLVM_REQUIRED_SWR=3.9.0
 109
 110 dnl Check for progs
 111 AC_PROG_CPP
 112 AC_PROG_CC
 113 AC_PROG_CXX
 114 AM_PROG_CC_C_O
 115 AM_PROG_AS
 116 AX_CHECK_GNU_MAKE
 117 AC_CHECK_PROGS([PYTHON2], [python2.7 python2 python])
 118 AC_PROG_SED
 119 AC_PROG_MKDIR_P
 120
 121 AC_SYS_LARGEFILE
 122
 123 LT_PREREQ([2.2])
 124 LT_INIT([disable-static])
 125
 126 AC_CHECK_PROG(RM, rm, [rm -f])
 127
 128 AX_PROG_BISON([],
 129               AS_IF([test ! -f "$srcdir/src/compiler/glsl/glcpp/glcpp-parse.c"],
 130                     [AC_MSG_ERROR([bison not found - unable to compile glcpp-parse.y])]))
 131 AX_PROG_FLEX([],
 132              AS_IF([test ! -f "$srcdir/src/compiler/glsl/glcpp/glcpp-lex.c"],
 133                    [AC_MSG_ERROR([flex not found - unable to compile glcpp-lex.l])]))
 134
 135 AC_CHECK_PROG(INDENT, indent, indent, cat)
 136 if test "x$INDENT" != "xcat"; then
 137     # Only GNU indent is supported
 138     INDENT_VERSION=`indent --version | grep GNU`
 139     if test $? -eq 0; then
 140        AC_SUBST(INDENT_FLAGS, '-i4 -nut -br -brs -npcs -ce -TGLubyte -TGLbyte -TBool')
 141     else
 142        INDENT="cat"
 143     fi
 144 fi
 145
 146 AX_CHECK_PYTHON_MAKO_MODULE($PYTHON_MAKO_REQUIRED)
 147
 148 if test -z "$PYTHON2"; then
 149     if test ! -f "$srcdir/src/util/format_srgb.c"; then
 150         AC_MSG_ERROR([Python not found - unable to generate sources])
 151     fi
 152 else
 153     if test "x$acv_mako_found" = xno; then
 154         if test ! -f "$srcdir/src/mesa/main/format_unpack.c"; then
 155             AC_MSG_ERROR([Python mako module v$PYTHON_MAKO_REQUIRED or higher not found])
 156         fi
 157     fi
 158 fi
 159
 160 AC_PROG_INSTALL
 161
 162 dnl We need a POSIX shell for parts of the build. Assume we have one
 163 dnl in most cases.
 164 case "$host_os" in
 165 solaris*)
 166     # Solaris /bin/sh is too old/non-POSIX compliant
 167     AC_PATH_PROGS(POSIX_SHELL, [ksh93 ksh sh])
 168     SHELL="$POSIX_SHELL"
 169     ;;
 170 esac
 171
 172 dnl clang is mostly GCC-compatible, but its version is much lower,
 173 dnl so we have to check for it.
 174 AC_MSG_CHECKING([if compiling with clang])
 175
 176 AC_COMPILE_IFELSE(
 177 [AC_LANG_PROGRAM([], [[
 178 #ifndef __clang__
 179        not clang
 180 #endif
 181 ]])],
 182 [acv_mesa_CLANG=yes], [acv_mesa_CLANG=no])
 183
 184 AC_MSG_RESULT([$acv_mesa_CLANG])
 185
 186 dnl If we're using GCC, make sure that it is at least version 4.2.0.  Older
 187 dnl versions are explictly not supported.
 188 GEN_ASM_OFFSETS=no
 189 USE_GNU99=no
 190 if test "x$GCC" = xyes -a "x$acv_mesa_CLANG" = xno; then
 191     AC_MSG_CHECKING([whether gcc version is sufficient])
 192     major=0
 193     minor=0
 194
 195     GCC_VERSION=`$CC -dumpversion`
 196     if test $? -eq 0; then
 197         GCC_VERSION_MAJOR=`echo $GCC_VERSION | cut -d. -f1`
 198         GCC_VERSION_MINOR=`echo $GCC_VERSION | cut -d. -f2`
 199     fi
 200
 201     if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 2 ; then
 202         AC_MSG_RESULT([no])
 203         AC_MSG_ERROR([If using GCC, version 4.2.0 or later is required.])
 204     else
 205         AC_MSG_RESULT([yes])
 206     fi
 207
 208     if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 6 ; then
 209         USE_GNU99=yes
 210     fi
 211     if test "x$cross_compiling" = xyes; then
 212         GEN_ASM_OFFSETS=yes
 213     fi
 214 fi
 215
 216 dnl We don't support building Mesa with Sun C compiler
 217 dnl https://bugs.freedesktop.org/show_bug.cgi?id=93189
 218 AC_CHECK_DECL([__SUNPRO_C], [SUNCC=yes], [SUNCC=no])
 219 if test "x$SUNCC" = xyes; then
 220     AC_MSG_ERROR([Building with Sun C compiler is not supported, use GCC instead.])
 221 fi
 222
 223 dnl Check for compiler builtins
 224 AX_GCC_BUILTIN([__builtin_bswap32])
 225 AX_GCC_BUILTIN([__builtin_bswap64])
 226 AX_GCC_BUILTIN([__builtin_clz])
 227 AX_GCC_BUILTIN([__builtin_clzll])
 228 AX_GCC_BUILTIN([__builtin_ctz])
 229 AX_GCC_BUILTIN([__builtin_expect])
 230 AX_GCC_BUILTIN([__builtin_ffs])
 231 AX_GCC_BUILTIN([__builtin_ffsll])
 232 AX_GCC_BUILTIN([__builtin_popcount])
 233 AX_GCC_BUILTIN([__builtin_popcountll])
 234 AX_GCC_BUILTIN([__builtin_unreachable])
 235
 236 AX_GCC_FUNC_ATTRIBUTE([const])
 237 AX_GCC_FUNC_ATTRIBUTE([flatten])
 238 AX_GCC_FUNC_ATTRIBUTE([format])
 239 AX_GCC_FUNC_ATTRIBUTE([malloc])
 240 AX_GCC_FUNC_ATTRIBUTE([packed])
 241 AX_GCC_FUNC_ATTRIBUTE([pure])
 242 AX_GCC_FUNC_ATTRIBUTE([returns_nonnull])
 243 AX_GCC_FUNC_ATTRIBUTE([unused])
 244 AX_GCC_FUNC_ATTRIBUTE([visibility])
 245 AX_GCC_FUNC_ATTRIBUTE([warn_unused_result])
 246 AX_GCC_FUNC_ATTRIBUTE([weak])
 247 AX_GCC_FUNC_ATTRIBUTE([alias])
 248
 249 AM_CONDITIONAL([GEN_ASM_OFFSETS], test "x$GEN_ASM_OFFSETS" = xyes)
 250
 251 dnl Make sure the pkg-config macros are defined
 252 m4_ifndef([PKG_PROG_PKG_CONFIG],
 253     [m4_fatal([Could not locate the pkg-config autoconf macros.
 254   These are usually located in /usr/share/aclocal/pkg.m4. If your macros
 255   are in a different location, try setting the environment variable
 256   ACLOCAL="aclocal -I/other/macro/dir" before running autoreconf.])])
 257 PKG_PROG_PKG_CONFIG()
 258
 259 dnl LIB_DIR - library basename
 260 LIB_DIR=`echo $libdir | $SED 's%.*/%%'`
 261 AC_SUBST([LIB_DIR])
 262
 263 dnl Cache LDFLAGS and CPPFLAGS so we can add to them and restore later
 264 _SAVE_LDFLAGS="$LDFLAGS"
 265 _SAVE_CPPFLAGS="$CPPFLAGS"
 266
 267 dnl Compiler macros
 268 DEFINES="-D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS"
 269 AC_SUBST([DEFINES])
 270 android=no
 271 case "$host_os" in
 272 *-android*)
 273     android=yes
 274     ;;
 275 linux*|*-gnu*|gnu*|cygwin*)
 276     DEFINES="$DEFINES -D_GNU_SOURCE"
 277     ;;
 278 solaris*)
 279     DEFINES="$DEFINES -DSVR4"
 280     ;;
 281 esac
 282
 283 AM_CONDITIONAL(HAVE_ANDROID, test "x$android" = xyes)
 284
 285 dnl
 286 dnl Check compiler flags
 287 dnl
 288 AX_CHECK_COMPILE_FLAG([-Wall],                                 [CFLAGS="$CFLAGS -Wall"])
 289 AX_CHECK_COMPILE_FLAG([-Werror=implicit-function-declaration], [CFLAGS="$CFLAGS -Werror=implicit-function-declaration"])
 290 AX_CHECK_COMPILE_FLAG([-Werror=missing-prototypes],            [CFLAGS="$CFLAGS -Werror=missing-prototypes"])
 291 AX_CHECK_COMPILE_FLAG([-Wmissing-prototypes],                  [CFLAGS="$CFLAGS -Wmissing-prototypes"])
 292 AX_CHECK_COMPILE_FLAG([-fno-math-errno],                       [CFLAGS="$CFLAGS -fno-math-errno"])
 293 AX_CHECK_COMPILE_FLAG([-fno-trapping-math],                    [CFLAGS="$CFLAGS -fno-trapping-math"])
 294 AX_CHECK_COMPILE_FLAG([-fvisibility=hidden],                   [VISIBILITY_CFLAGS="-fvisibility=hidden"])
 295
 296 dnl
 297 dnl Check C++ compiler flags
 298 dnl
 299 AC_LANG_PUSH([C++])
 300 AX_CHECK_COMPILE_FLAG([-Wall],                                 [CXXFLAGS="$CXXFLAGS -Wall"])
 301 AX_CHECK_COMPILE_FLAG([-fno-math-errno],                       [CXXFLAGS="$CXXFLAGS -fno-math-errno"])
 302 AX_CHECK_COMPILE_FLAG([-fno-trapping-math],                    [CXXFLAGS="$CXXFLAGS -fno-trapping-math"])
 303 AX_CHECK_COMPILE_FLAG([-fvisibility=hidden],                   [VISIBILITY_CXXFLAGS="-fvisibility=hidden"])
 304 AC_LANG_POP([C++])
 305
 306 # Flags to help ensure that certain portions of the code -- and only those
 307 # portions -- can be built with MSVC:
 308 # - src/util, src/gallium/auxiliary, rc/gallium/drivers/llvmpipe, and
 309 # - non-Linux/Posix OpenGL portions needs to build on MSVC 2013 (which
 310 #   supports most of C99)
 311 # - the rest has no compiler compiler restrictions
 312 AX_CHECK_COMPILE_FLAG([-Werror=pointer-arith],                 [MSVC2013_COMPAT_CFLAGS="-Werror=pointer-arith"])
 313 AX_CHECK_COMPILE_FLAG([-Werror=vla],                           [MSVC2013_COMPAT_CFLAGS="-Werror=vla"])
 314 AC_LANG_PUSH([C++])
 315 AX_CHECK_COMPILE_FLAG([-Werror=pointer-arith],                 [MSVC2013_COMPAT_CXXFLAGS="-Werror=pointer-arith"])
 316 AX_CHECK_COMPILE_FLAG([-Werror=vla],                           [MSVC2013_COMPAT_CXXFLAGS="-Werror=vla"])
 317 AC_LANG_POP([C++])
 318
 319 AC_SUBST([MSVC2013_COMPAT_CFLAGS])
 320 AC_SUBST([MSVC2013_COMPAT_CXXFLAGS])
 321
 322 if test "x$GCC" = xyes; then
 323     if test "x$USE_GNU99" = xyes; then
 324         CFLAGS="$CFLAGS -std=gnu99"
 325     else
 326         CFLAGS="$CFLAGS -std=c99"
 327     fi
 328 fi
 329
 330 dnl even if the compiler appears to support it, using visibility attributes isn't
 331 dnl going to do anything useful currently on cygwin apart from emit lots of warnings
 332 case "$host_os" in
 333 cygwin*)
 334     VISIBILITY_CFLAGS=""
 335     VISIBILITY_CXXFLAGS=""
 336     ;;
 337 esac
 338
 339 AC_SUBST([VISIBILITY_CFLAGS])
 340 AC_SUBST([VISIBILITY_CXXFLAGS])
 341
 342 AX_CHECK_COMPILE_FLAG([-Wno-override-init],                    [WNO_OVERRIDE_INIT="-Wno-override-init"])         # gcc
 343 AX_CHECK_COMPILE_FLAG([-Wno-initializer-overrides],            [WNO_OVERRIDE_INIT="-Wno-initializer-overrides"]) # clang
 344 AC_SUBST([WNO_OVERRIDE_INIT])
 345
 346 dnl
 347 dnl Optional flags, check for compiler support
 348 dnl
 349 SSE41_CFLAGS="-msse4.1"
 350 dnl Code compiled by GCC with -msse* assumes a 16 byte aligned
 351 dnl stack, but on x86-32 such alignment is not guaranteed.
 352 case "$target_cpu" in
 353 i?86)
 354     SSE41_CFLAGS="$SSE41_CFLAGS -mstackrealign"
 355     ;;
 356 esac
 357 save_CFLAGS="$CFLAGS"
 358 CFLAGS="$SSE41_CFLAGS $CFLAGS"
 359 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
 360 #include <smmintrin.h>
 361 int param;
 362 int main () {
 363     __m128i a = _mm_set1_epi32 (param), b = _mm_set1_epi32 (param + 1), c;
 364     c = _mm_max_epu32(a, b);
 365     return _mm_cvtsi128_si32(c);
 366 }]])], SSE41_SUPPORTED=1)
 367 CFLAGS="$save_CFLAGS"
 368 if test "x$SSE41_SUPPORTED" = x1; then
 369     DEFINES="$DEFINES -DUSE_SSE41"
 370 fi
 371 AM_CONDITIONAL([SSE41_SUPPORTED], [test x$SSE41_SUPPORTED = x1])
 372 AC_SUBST([SSE41_CFLAGS], $SSE41_CFLAGS)
 373
 374 dnl Check for new-style atomic builtins
 375 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
 376 int main() {
 377     int n;
 378     return __atomic_load_n(&n, __ATOMIC_ACQUIRE);
 379 }]])], GCC_ATOMIC_BUILTINS_SUPPORTED=1)
 380 if test "x$GCC_ATOMIC_BUILTINS_SUPPORTED" = x1; then
 381     DEFINES="$DEFINES -DUSE_GCC_ATOMIC_BUILTINS"
 382     dnl On some platforms, new-style atomics need a helper library
 383     AC_MSG_CHECKING(whether -latomic is needed)
 384     AC_LINK_IFELSE([AC_LANG_SOURCE([[
 385     #include <stdint.h>
 386     uint64_t v;
 387     int main() {
 388         return (int)__atomic_load_n(&v, __ATOMIC_ACQUIRE);
 389     }]])], GCC_ATOMIC_BUILTINS_NEED_LIBATOMIC=no, GCC_ATOMIC_BUILTINS_NEED_LIBATOMIC=yes)
 390     AC_MSG_RESULT($GCC_ATOMIC_BUILTINS_NEED_LIBATOMIC)
 391     if test "x$GCC_ATOMIC_BUILTINS_NEED_LIBATOMIC" = xyes; then
 392         LIBATOMIC_LIBS="-latomic"
 393     fi
 394 fi
 395 AM_CONDITIONAL([GCC_ATOMIC_BUILTINS_SUPPORTED], [test x$GCC_ATOMIC_BUILTINS_SUPPORTED = x1])
 396 AC_SUBST([LIBATOMIC_LIBS])
 397
 398 dnl Check if host supports 64-bit atomics
 399 dnl note that lack of support usually results in link (not compile) error
 400 AC_MSG_CHECKING(whether __sync_add_and_fetch_8 is supported)
 401 AC_LINK_IFELSE([AC_LANG_SOURCE([[
 402 #include <stdint.h>
 403 uint64_t v;
 404 int main() {
 405     return __sync_add_and_fetch(&v, (uint64_t)1);
 406 }]])], GCC_64BIT_ATOMICS_SUPPORTED=yes, GCC_64BIT_ATOMICS_SUPPORTED=no)
 407 if test "x$GCC_64BIT_ATOMICS_SUPPORTED" != xyes; then
 408     DEFINES="$DEFINES -DMISSING_64BIT_ATOMICS"
 409 fi
 410 AC_MSG_RESULT($GCC_64BIT_ATOMICS_SUPPORTED)
 411
 412 dnl Check for Endianness
 413 AC_C_BIGENDIAN(
 414    little_endian=no,
 415    little_endian=yes,
 416    little_endian=no,
 417    little_endian=no
 418 )
 419
 420 dnl Check for POWER8 Architecture
 421 PWR8_CFLAGS="-mpower8-vector"
 422 have_pwr8_intrinsics=no
 423 AC_MSG_CHECKING(whether gcc supports -mpower8-vector)
 424 save_CFLAGS=$CFLAGS
 425 CFLAGS="$PWR8_CFLAGS $CFLAGS"
 426 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
 427 #if defined(__GNUC__) && (__GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 8))
 428 #error "Need GCC >= 4.8 for sane POWER8 support"
 429 #endif
 430 #include <altivec.h>
 431 int main () {
 432     vector unsigned char r;
 433     vector unsigned int v = vec_splat_u32 (1);
 434     r = __builtin_vec_vgbbd ((vector unsigned char) v);
 435     return 0;
 436 }]])], have_pwr8_intrinsics=yes)
 437 CFLAGS=$save_CFLAGS
 438
 439 AC_ARG_ENABLE(pwr8,
 440    [AS_HELP_STRING([--disable-pwr8],
 441                    [disable POWER8-specific instructions])],
 442    [enable_pwr8=$enableval], [enable_pwr8=auto])
 443
 444 if test "x$enable_pwr8" = xno ; then
 445    have_pwr8_intrinsics=disabled
 446 fi
 447
 448 if test $have_pwr8_intrinsics = yes && test $little_endian = yes ; then
 449    DEFINES="$DEFINES -D_ARCH_PWR8"
 450    CXXFLAGS="$CXXFLAGS $PWR8_CFLAGS"
 451    CFLAGS="$CFLAGS $PWR8_CFLAGS"
 452 else
 453    PWR8_CFLAGS=
 454 fi
 455
 456 AC_MSG_RESULT($have_pwr8_intrinsics)
 457 if test "x$enable_pwr8" = xyes && test $have_pwr8_intrinsics = no ; then
 458    AC_MSG_ERROR([POWER8 compiler support not detected])
 459 fi
 460
 461 if test $have_pwr8_intrinsics = yes && test $little_endian = no ; then
 462    AC_MSG_WARN([POWER8 optimization is enabled only on POWER8 Little-Endian])
 463 fi
 464
 465 AC_SUBST([PWR8_CFLAGS], $PWR8_CFLAGS)
 466
 467 dnl Can't have static and shared libraries, default to static if user
 468 dnl explicitly requested. If both disabled, set to static since shared
 469 dnl was explicitly requested.
 470 case "x$enable_static$enable_shared" in
 471 xyesyes)
 472     AC_MSG_ERROR([Cannot enable both static and shared. Building using --enable-shared is strongly recommended])
 473     ;;
 474 xnono)
 475     AC_MSG_ERROR([Cannot disable both static and shared. Building using --enable-shared is strongly recommended])
 476     ;;
 477 esac
 478
 479 AM_CONDITIONAL(BUILD_SHARED, test "x$enable_shared" = xyes)
 480
 481 dnl
 482 dnl other compiler options
 483 dnl
 484 AC_ARG_ENABLE([debug],
 485     [AS_HELP_STRING([--enable-debug],
 486         [use debug compiler flags and macros @<:@default=disabled@:>@])],
 487     [enable_debug="$enableval"],
 488     [enable_debug=no]
 489 )
 490
 491 AC_ARG_ENABLE([profile],
 492     [AS_HELP_STRING([--enable-profile],
 493         [enable profiling of code @<:@default=disabled@:>@])],
 494     [enable_profile="$enableval"],
 495     [enable_profile=no]
 496 )
 497
 498 AC_ARG_ENABLE([sanitize],
 499     [AS_HELP_STRING([--enable-sanitize@<:@=address|undefined@:>@],
 500         [enable code sanitizer @<:@default=disabled@:>@])],
 501     [enable_sanitize="$enableval"],
 502     [enable_sanitize=no])
 503
 504 if test "x$enable_profile" = xyes; then
 505     DEFINES="$DEFINES -DPROFILE"
 506     if test "x$GCC" = xyes; then
 507         CFLAGS="$CFLAGS -fno-omit-frame-pointer"
 508     fi
 509     if test "x$GXX" = xyes; then
 510         CXXFLAGS="$CXXFLAGS -fno-omit-frame-pointer"
 511     fi
 512 fi
 513
 514 if test "x$enable_debug" = xyes; then
 515     DEFINES="$DEFINES -DDEBUG"
 516     if test "x$enable_profile" = xyes; then
 517         AC_MSG_WARN([Debug and Profile are enabled at the same time])
 518     fi
 519     if test "x$GCC" = xyes; then
 520         if ! echo "$CFLAGS" | grep -q -e '-g'; then
 521             CFLAGS="$CFLAGS -g"
 522         fi
 523         if ! echo "$CFLAGS" | grep -q -e '-O'; then
 524             CFLAGS="$CFLAGS -O0"
 525         fi
 526     fi
 527     if test "x$GXX" = xyes; then
 528         if ! echo "$CXXFLAGS" | grep -q -e '-g'; then
 529             CXXFLAGS="$CXXFLAGS -g"
 530         fi
 531         if ! echo "$CXXFLAGS" | grep -q -e '-O'; then
 532             CXXFLAGS="$CXXFLAGS -O0"
 533         fi
 534     fi
 535 else
 536    DEFINES="$DEFINES -DNDEBUG"
 537 fi
 538
 539 if test "x$enable_sanitize" != xno; then
 540     if test "x$enable_profile" = xyes; then
 541         AC_MSG_WARN([Sanitize and Profile are enabled at the same time])
 542     fi
 543
 544     CFLAGS="$CFLAGS -fsanitize=$enable_sanitize"
 545     CXXFLAGS="$CXXFLAGS -fsanitize=$enable_sanitize"
 546     LDFLAGS="$LDFLAGS -fsanitize=$enable_sanitize"
 547
 548     AC_LINK_IFELSE(
 549         [AC_LANG_SOURCE([int main(){return 0;}])],
 550         [],
 551         [AC_MSG_FAILURE([sanitize flags '$enable_sanitize' not supported])])
 552 fi
 553
 554 dnl
 555 dnl Check if linker supports -Bsymbolic
 556 dnl
 557 save_LDFLAGS=$LDFLAGS
 558 LDFLAGS="$LDFLAGS -Wl,-Bsymbolic"
 559 AC_MSG_CHECKING([if ld supports -Bsymbolic])
 560 AC_LINK_IFELSE(
 561     [AC_LANG_SOURCE([int main() { return 0;}])],
 562     [AC_MSG_RESULT([yes])
 563         BSYMBOLIC="-Wl,-Bsymbolic";],
 564     [AC_MSG_RESULT([no])
 565         BSYMBOLIC="";])
 566 LDFLAGS=$save_LDFLAGS
 567
 568 AC_SUBST([BSYMBOLIC])
 569
 570 dnl
 571 dnl Check if linker supports garbage collection
 572 dnl
 573 save_LDFLAGS=$LDFLAGS
 574 LDFLAGS="$LDFLAGS -Wl,--gc-sections"
 575 AC_MSG_CHECKING([whether ld supports --gc-sections])
 576 AC_LINK_IFELSE(
 577     [AC_LANG_SOURCE([static char UnusedFunc() { return 5; } int main() { return 0;}])],
 578     [AC_MSG_RESULT([yes])
 579         GC_SECTIONS="-Wl,--gc-sections";],
 580     [AC_MSG_RESULT([no])
 581         GC_SECTIONS="";])
 582 LDFLAGS=$save_LDFLAGS
 583
 584 AC_SUBST([GC_SECTIONS])
 585
 586 dnl
 587 dnl OpenBSD does not have DT_NEEDED entries for libc by design
 588 dnl so when these flags are passed to ld via libtool the checks will fail
 589 dnl
 590 case "$host_os" in
 591 openbsd* | darwin* )
 592     LD_NO_UNDEFINED="" ;;
 593 *)
 594     if test "x$enable_sanitize" = xno; then
 595         LD_NO_UNDEFINED="-Wl,--no-undefined"
 596     else
 597         LD_NO_UNDEFINED=""
 598     fi
 599     ;;
 600 esac
 601
 602 AC_SUBST([LD_NO_UNDEFINED])
 603
 604 dnl
 605 dnl Check if linker supports version scripts
 606 dnl
 607 AC_MSG_CHECKING([if the linker supports version-scripts])
 608 save_LDFLAGS=$LDFLAGS
 609 LDFLAGS="$LDFLAGS -Wl,--version-script=conftest.map"
 610 cat > conftest.map <<EOF
 611 VERSION_1 {
 612      global:
 613          main;
 614
 615      local:
 616          *;
 617 };
 618 EOF
 619 AC_LINK_IFELSE(
 620     [AC_LANG_SOURCE([int main() { return 0;}])],
 621     [have_ld_version_script=yes;AC_MSG_RESULT(yes)],
 622     [have_ld_version_script=no; AC_MSG_RESULT(no)])
 623 LDFLAGS=$save_LDFLAGS
 624 AM_CONDITIONAL(HAVE_LD_VERSION_SCRIPT, test "$have_ld_version_script" = "yes")
 625
 626 dnl
 627 dnl Check if linker supports dynamic list files
 628 dnl
 629 AC_MSG_CHECKING([if the linker supports --dynamic-list])
 630 save_LDFLAGS=$LDFLAGS
 631 LDFLAGS="$LDFLAGS -Wl,--dynamic-list=conftest.dyn"
 632 cat > conftest.dyn <<EOF
 633 {
 634         radeon_drm_winsys_create;
 635 };
 636 EOF
 637 AC_LINK_IFELSE(
 638     [AC_LANG_SOURCE([int main() { return 0;}])],
 639     [have_ld_dynamic_list=yes;AC_MSG_RESULT(yes)],
 640     [have_ld_dynamic_list=no; AC_MSG_RESULT(no)])
 641 LDFLAGS=$save_LDFLAGS
 642 AM_CONDITIONAL(HAVE_LD_DYNAMIC_LIST, test "$have_ld_dynamic_list" = "yes")
 643
 644 dnl
 645 dnl compatibility symlinks
 646 dnl
 647 case "$host_os" in
 648 linux* )
 649     HAVE_COMPAT_SYMLINKS=yes ;;
 650 * )
 651     HAVE_COMPAT_SYMLINKS=no ;;
 652 esac
 653
 654 AM_CONDITIONAL(HAVE_COMPAT_SYMLINKS, test "x$HAVE_COMPAT_SYMLINKS" = xyes)
 655
 656 dnl
 657 dnl library names
 658 dnl
 659 dnl Unfortunately we need to do a few things that libtool can't help us with,
 660 dnl so we need some knowledge of shared library filenames:
 661 dnl
 662 dnl LIB_EXT is the extension used when creating symlinks for alternate
 663 dnl filenames for a shared library which will be dynamically loaded
 664 dnl
 665 dnl IMP_LIB_EXT is the extension used when checking for the presence of a
 666 dnl the file for a shared library we wish to link with
 667 dnl
 668 case "$host_os" in
 669 darwin* )
 670     LIB_EXT='dylib'
 671     IMP_LIB_EXT=$LIB_EXT
 672     ;;
 673 cygwin* )
 674     LIB_EXT='dll'
 675     IMP_LIB_EXT='dll.a'
 676     ;;
 677 aix* )
 678     LIB_EXT='a'
 679     IMP_LIB_EXT=$LIB_EXT
 680     ;;
 681 * )
 682     LIB_EXT='so'
 683     IMP_LIB_EXT=$LIB_EXT
 684     ;;
 685 esac
 686
 687 AC_SUBST([LIB_EXT])
 688
 689 dnl
 690 dnl potentially-infringing-but-nobody-knows-for-sure stuff
 691 dnl
 692 AC_ARG_ENABLE([texture-float],
 693     [AS_HELP_STRING([--enable-texture-float],
 694         [enable floating-point textures and renderbuffers @<:@default=disabled@:>@])],
 695     [enable_texture_float="$enableval"],
 696     [enable_texture_float=no]
 697 )
 698 if test "x$enable_texture_float" = xyes; then
 699     AC_MSG_WARN([Floating-point textures enabled.])
 700     AC_MSG_WARN([Please consult docs/patents.txt with your lawyer before building Mesa.])
 701     DEFINES="$DEFINES -DTEXTURE_FLOAT_ENABLED"
 702 fi
 703
 704 dnl
 705 dnl Arch/platform-specific settings
 706 dnl
 707 AC_ARG_ENABLE([asm],
 708     [AS_HELP_STRING([--disable-asm],
 709         [disable assembly usage @<:@default=enabled on supported platforms@:>@])],
 710     [enable_asm="$enableval"],
 711     [enable_asm=yes]
 712 )
 713 asm_arch=""
 714 AC_MSG_CHECKING([whether to enable assembly])
 715 test "x$enable_asm" = xno && AC_MSG_RESULT([no])
 716 # disable if cross compiling on x86/x86_64 since we must run gen_matypes
 717 if test "x$enable_asm" = xyes -a "x$cross_compiling" = xyes; then
 718     case "$host_cpu" in
 719     i?86 | x86_64 | amd64)
 720         if test "x$host_cpu" != "x$target_cpu"; then
 721             enable_asm=no
 722             AC_MSG_RESULT([no, cross compiling])
 723         fi
 724         ;;
 725     esac
 726 fi
 727 # check for supported arches
 728 if test "x$enable_asm" = xyes; then
 729     case "$host_cpu" in
 730     i?86)
 731         case "$host_os" in
 732         linux* | *freebsd* | dragonfly* | *netbsd* | openbsd* | gnu*)
 733             asm_arch=x86
 734             ;;
 735         esac
 736         ;;
 737     x86_64|amd64)
 738         case "$host_os" in
 739         linux* | *freebsd* | dragonfly* | *netbsd* | openbsd*)
 740             asm_arch=x86_64
 741             ;;
 742         esac
 743         ;;
 744     sparc*)
 745         case "$host_os" in
 746         linux*)
 747             asm_arch=sparc
 748             ;;
 749         esac
 750         ;;
 751     powerpc64le)
 752         case "$host_os" in
 753         linux*)
 754             asm_arch=ppc64le
 755             ;;
 756         esac
 757         ;;
 758     aarch64)
 759         case "$host_os" in
 760         linux*)
 761             asm_arch=aarch64
 762             ;;
 763         esac
 764         ;;
 765     arm)
 766         case "$host_os" in
 767         linux*)
 768             asm_arch=arm
 769             ;;
 770         esac
 771         ;;
 772     esac
 773
 774     case "$asm_arch" in
 775     x86)
 776         DEFINES="$DEFINES -DUSE_X86_ASM -DUSE_MMX_ASM -DUSE_3DNOW_ASM -DUSE_SSE_ASM"
 777         AC_MSG_RESULT([yes, x86])
 778         ;;
 779     x86_64|amd64)
 780         DEFINES="$DEFINES -DUSE_X86_64_ASM"
 781         AC_MSG_RESULT([yes, x86_64])
 782         ;;
 783     sparc)
 784         DEFINES="$DEFINES -DUSE_SPARC_ASM"
 785         AC_MSG_RESULT([yes, sparc])
 786         ;;
 787     ppc64le)
 788         DEFINES="$DEFINES -DUSE_PPC64LE_ASM"
 789         AC_MSG_RESULT([yes, ppc64le])
 790         ;;
 791     aarch64)
 792         DEFINES="$DEFINES -DUSE_AARCH64_ASM"
 793         AC_MSG_RESULT([yes, aarch64])
 794         ;;
 795     arm)
 796         DEFINES="$DEFINES -DUSE_ARM_ASM"
 797         AC_MSG_RESULT([yes, arm])
 798         ;;
 799     *)
 800         AC_MSG_RESULT([no, platform not supported])
 801         ;;
 802     esac
 803 fi
 804
 805 AC_HEADER_MAJOR
 806 AC_CHECK_HEADER([xlocale.h], [DEFINES="$DEFINES -DHAVE_XLOCALE_H"])
 807 AC_CHECK_HEADER([sys/sysctl.h], [DEFINES="$DEFINES -DHAVE_SYS_SYSCTL_H"])
 808 AC_CHECK_FUNC([strtof], [DEFINES="$DEFINES -DHAVE_STRTOF"])
 809 AC_CHECK_FUNC([mkostemp], [DEFINES="$DEFINES -DHAVE_MKOSTEMP"])
 810
 811 AC_MSG_CHECKING([whether strtod has locale support])
 812 AC_LINK_IFELSE([AC_LANG_SOURCE([[
 813     #define _GNU_SOURCE
 814     #include <stdlib.h>
 815     #include <locale.h>
 816     #ifdef HAVE_XLOCALE_H
 817     #include <xlocale.h>
 818     #endif
 819     int main() {
 820        locale_t loc = newlocale(LC_CTYPE_MASK, "C", NULL);
 821        const char *s = "1.0";
 822        char *end;
 823        double d = strtod_l(s, end, loc);
 824        float f = strtof_l(s, end, loc);
 825        freelocale(loc);
 826        return 0;
 827     }]])],
 828   [DEFINES="$DEFINES -DHAVE_STRTOD_L"];
 829    AC_MSG_RESULT([yes]),
 830    AC_MSG_RESULT([no]))
 831
 832 dnl Check to see if dlopen is in default libraries (like Solaris, which
 833 dnl has it in libc), or if libdl is needed to get it.
 834 AC_CHECK_FUNC([dlopen], [DEFINES="$DEFINES -DHAVE_DLOPEN"],
 835     [AC_CHECK_LIB([dl], [dlopen],
 836        [DEFINES="$DEFINES -DHAVE_DLOPEN"; DLOPEN_LIBS="-ldl"])])
 837 AC_SUBST([DLOPEN_LIBS])
 838
 839 dnl Check if that library also has dladdr
 840 save_LIBS="$LIBS"
 841 LIBS="$LIBS $DLOPEN_LIBS"
 842 AC_CHECK_FUNCS([dladdr])
 843 LIBS="$save_LIBS"
 844
 845 AC_CHECK_FUNC([dl_iterate_phdr], [DEFINES="$DEFINES -DHAVE_DL_ITERATE_PHDR"])
 846
 847 case "$host_os" in
 848 darwin*)
 849     ;;
 850 *)
 851     AC_CHECK_FUNCS([clock_gettime], [CLOCK_LIB=],
 852                    [AC_CHECK_LIB([rt], [clock_gettime], [CLOCK_LIB=-lrt],
 853                                  [AC_MSG_ERROR([Could not find clock_gettime])])])
 854     AC_SUBST([CLOCK_LIB])
 855     ;;
 856 esac
 857
 858 dnl See if posix_memalign is available
 859 AC_CHECK_FUNC([posix_memalign], [DEFINES="$DEFINES -DHAVE_POSIX_MEMALIGN"])
 860
 861 dnl Check for zlib
 862 PKG_CHECK_MODULES([ZLIB], [zlib >= $ZLIB_REQUIRED])
 863
 864 dnl Check for pthreads
 865 AX_PTHREAD
 866 if test "x$ax_pthread_ok" = xno; then
 867     AC_MSG_ERROR([Building mesa on this platform requires pthreads])
 868 fi
 869 dnl AX_PTHREADS leaves PTHREAD_LIBS empty for gcc and sets PTHREAD_CFLAGS
 870 dnl to -pthread, which causes problems if we need -lpthread to appear in
 871 dnl pkgconfig files.  Since Android doesn't have a pthread lib, this check
 872 dnl is not valid for that platform.
 873 if test "x$android" = xno; then
 874     test -z "$PTHREAD_LIBS" && PTHREAD_LIBS="-lpthread"
 875 fi
 876 dnl According to the manual when using pthreads, one should add -pthread to
 877 dnl both compile and link-time arguments.
 878 dnl In practise that should be sufficient for all platforms, since any
 879 dnl platforms build with GCC and Clang support the flag.
 880 PTHREAD_LIBS="$PTHREAD_LIBS -pthread"
 881
 882 dnl pthread-stubs is mandatory on BSD platforms, due to the nature of the
 883 dnl project. Even then there's a notable issue as described in the project README
 884 case "$host_os" in
 885 linux* | cygwin* | darwin* | solaris* | *-gnu* | gnu*)
 886     pthread_stubs_possible="no"
 887     ;;
 888 * )
 889     pthread_stubs_possible="yes"
 890     ;;
 891 esac
 892
 893 if test "x$pthread_stubs_possible" = xyes; then
 894     PKG_CHECK_MODULES(PTHREADSTUBS, pthread-stubs >= 0.4)
 895 fi
 896
 897 dnl SELinux awareness.
 898 AC_ARG_ENABLE([selinux],
 899     [AS_HELP_STRING([--enable-selinux],
 900         [Build SELinux-aware Mesa @<:@default=disabled@:>@])],
 901     [MESA_SELINUX="$enableval"],
 902     [MESA_SELINUX=no])
 903 if test "x$enable_selinux" = "xyes"; then
 904     PKG_CHECK_MODULES([SELINUX], [libselinux], [],
 905         [AC_CHECK_HEADER([selinux/selinux.h],[],
 906                          [AC_MSG_ERROR([SELinux headers not found])])
 907          AC_CHECK_LIB([selinux],[is_selinux_enabled],[],
 908                       [AC_MSG_ERROR([SELinux library not found])])
 909          SELINUX_LIBS="-lselinux"])
 910     DEFINES="$DEFINES -DMESA_SELINUX"
 911 fi
 912 AC_SUBST([SELINUX_CFLAGS])
 913 AC_SUBST([SELINUX_LIBS])
 914
 915 dnl
 916 dnl LLVM
 917 dnl
 918 AC_ARG_ENABLE([llvm-shared-libs],
 919     [AS_HELP_STRING([--enable-llvm-shared-libs],
 920         [link with LLVM shared libraries @<:@default=enabled@:>@])],
 921     [enable_llvm_shared_libs="$enableval"],
 922     [enable_llvm_shared_libs=yes])
 923
 924 AC_ARG_WITH([llvm-prefix],
 925     [AS_HELP_STRING([--with-llvm-prefix],
 926         [Prefix for LLVM installations in non-standard locations])],
 927     [llvm_prefix="$withval"],
 928     [llvm_prefix=''])
 929
 930 PKG_CHECK_MODULES([LIBELF], [libelf], [have_libelf=yes], [have_libelf=no])
 931 if test "x$have_libelf" = xno; then
 932    LIBELF_LIBS=''
 933    LIBELF_CFLAGS=''
 934    AC_CHECK_LIB([elf], [elf_memory], [have_libelf=yes;LIBELF_LIBS=-lelf], [have_libelf=no])
 935    AC_SUBST([LIBELF_LIBS])
 936    AC_SUBST([LIBELF_CFLAGS])
 937 fi
 938
 939 if test -z "$LLVM_CONFIG"; then
 940     if test -n "$llvm_prefix"; then
 941         AC_PATH_TOOL([LLVM_CONFIG], [llvm-config], [no], ["$llvm_prefix/bin"])
 942     else
 943         AC_PATH_TOOL([LLVM_CONFIG], [llvm-config], [no])
 944     fi
 945 fi
 946
 947 llvm_add_component() {
 948     new_llvm_component=$1
 949     driver_name=$2
 950
 951     if $LLVM_CONFIG --components | grep -iqw $new_llvm_component ; then
 952         LLVM_COMPONENTS="${LLVM_COMPONENTS} ${new_llvm_component}"
 953     else
 954         AC_MSG_ERROR([LLVM component '$new_llvm_component' not enabled in your LLVM build. Required by $driver_name.])
 955     fi
 956 }
 957
 958 llvm_add_default_components() {
 959     driver_name=$1
 960
 961     # Required default components
 962     llvm_add_component "bitwriter" $driver_name
 963     llvm_add_component "engine" $driver_name
 964     llvm_add_component "mcdisassembler" $driver_name
 965     llvm_add_component "mcjit" $driver_name
 966
 967     # Optional default components
 968     if $LLVM_CONFIG --components | grep -iqw inteljitevents ; then
 969         LLVM_COMPONENTS="$LLVM_COMPONENTS inteljitevents"
 970     fi
 971 }
 972
 973 llvm_add_target() {
 974     new_llvm_target=$1
 975     driver_name=$2
 976
 977     if $LLVM_CONFIG --targets-built | grep -iqw $new_llvm_target ; then
 978         llvm_add_component $new_llvm_target $driver_name
 979     else
 980         AC_MSG_ERROR([LLVM target '$new_llvm_target' not enabled in your LLVM build. Required by $driver_name.])
 981     fi
 982 }
 983
 984 # Call this inside ` ` to get the return value.
 985 # $1 is the llvm-config command with arguments.
 986 strip_unwanted_llvm_flags() {
 987     echo " `$1` " | sed -E \
 988         -e 's/[[[:space:]]]+-m[[^[:space:]]]*//g' \
 989         -e 's/[[[:space:]]]+-DNDEBUG[[[:space:]]]/ /g' \
 990         -e 's/[[[:space:]]]+-D_GNU_SOURCE[[[:space:]]]/ /g' \
 991         -e 's/[[[:space:]]]+-pedantic[[[:space:]]]/ /g' \
 992         -e 's/[[[:space:]]]+-W[[^[:space:]]]*//g' \
 993         -e 's/[[[:space:]]]+-O[[^[:space:]]]*//g' \
 994         -e 's/[[[:space:]]]+-g[[^[:space:]]]*//g' \
 995         -e 's/-fno-rtti[[[:space:]]]/-Fno-rtti /g' \
 996         -e 's/[[[:space:]]]+-f[[^[:space:]]]*//g' \
 997         -e 's/-Fno-rtti[[[:space:]]]/-fno-rtti /g' \
 998         -e 's/^[[[:space:]]]//' \
 999         -e 's/[[[:space:]]]$//'
1000 }
1001
1002 llvm_set_environment_variables() {
1003     if test "x$LLVM_CONFIG" != xno; then
1004         LLVM_VERSION=`$LLVM_CONFIG --version | egrep -o '^[[0-9.]]+'`
1005         LLVM_CPPFLAGS=`strip_unwanted_llvm_flags "$LLVM_CONFIG --cppflags"`
1006         LLVM_INCLUDEDIR=`$LLVM_CONFIG --includedir`
1007         LLVM_LIBDIR=`$LLVM_CONFIG --libdir`
1008
1009         # We need to respect LLVM_CPPFLAGS when compiling LLVM headers.
1010         save_CFLAGS="$CFLAGS"
1011         CFLAGS="$CFLAGS $LLVM_CPPFLAGS"
1012
1013         AC_COMPUTE_INT([LLVM_VERSION_MAJOR], [LLVM_VERSION_MAJOR],
1014             [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
1015         AC_COMPUTE_INT([LLVM_VERSION_MINOR], [LLVM_VERSION_MINOR],
1016             [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
1017         AC_COMPUTE_INT([LLVM_VERSION_PATCH], [LLVM_VERSION_PATCH],
1018             [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
1019
1020         CFLAGS="$save_CFLAGS"
1021
1022         # Only needed for LLVM < 3.6.0
1023         if test -z "$LLVM_VERSION_PATCH"; then
1024             LLVM_VERSION_PATCH=0
1025         fi
1026
1027         LLVM_VERSION_INT="${LLVM_VERSION_MAJOR}0${LLVM_VERSION_MINOR}"
1028
1029         FOUND_LLVM=yes
1030     else
1031         FOUND_LLVM=no
1032         LLVM_VERSION_INT=0
1033     fi
1034 }
1035
1036 require_llvm() {
1037     if test "x$enable_llvm" != "xyes"; then
1038         AC_MSG_ERROR([--enable-llvm is required when building $1])
1039     fi
1040 }
1041
1042 llvm_require_version() {
1043     require_llvm $2
1044
1045     llvm_target_version_major=`echo $1 | cut -d. -f1 | egrep -o '^[[0-9]]+'`
1046     llvm_target_version_minor=`echo $1 | cut -d. -f2 | egrep -o '^[[0-9]]+'`
1047     llvm_target_version_patch=`echo $1 | cut -d. -f3 | egrep -o '^[[0-9]]+'`
1048
1049     if test "$LLVM_VERSION_MAJOR" -gt "$llvm_target_version_major"; then
1050         # major > required major
1051         #  --> OK
1052         return
1053     fi
1054
1055     if test "$LLVM_VERSION_MAJOR" -eq "$llvm_target_version_major"; then
1056         if test "$LLVM_VERSION_MINOR" -gt "$llvm_target_version_minor"; then
1057             # major = required major and
1058             # minor > required minor
1059             #  --> OK
1060             return
1061         else
1062             if test "$LLVM_VERSION_MINOR" -eq "$llvm_target_version_minor"; then
1063                 if test "$LLVM_VERSION_PATCH" -ge "$llvm_target_version_patch"; then
1064                     # major = required major and
1065                     # minor = required minor and
1066                     # patch >= required patch
1067                     #  --> OK
1068                     return
1069                 fi
1070             fi
1071         fi
1072     fi
1073
1074     AC_MSG_ERROR([LLVM $1 or newer is required for $2])
1075 }
1076
1077 radeon_llvm_check() {
1078     if test ${LLVM_VERSION_INT} -lt 307; then
1079         amdgpu_llvm_target_name='r600'
1080     else
1081         amdgpu_llvm_target_name='amdgpu'
1082     fi
1083
1084     llvm_require_version $*
1085
1086     llvm_add_target $amdgpu_llvm_target_name $2
1087
1088     llvm_add_default_components $2
1089     llvm_add_component "bitreader" $2
1090     llvm_add_component "ipo" $2
1091
1092     if test "x$have_libelf" != xyes; then
1093        AC_MSG_ERROR([$2 requires libelf when using llvm])
1094     fi
1095 }
1096
1097 llvm_set_environment_variables
1098
1099 AC_SUBST([LLVM_CFLAGS])
1100 AC_SUBST([LLVM_CXXFLAGS])
1101 AC_SUBST([LLVM_LIBS])
1102 AC_SUBST([LLVM_LDFLAGS])
1103 AC_SUBST([LLVM_INCLUDEDIR])
1104
1105 dnl
1106 dnl libunwind
1107 dnl
1108 PKG_CHECK_EXISTS(libunwind, [HAVE_LIBUNWIND=yes], [HAVE_LIBUNWIND=no])
1109 AC_ARG_ENABLE([libunwind],
1110     [AS_HELP_STRING([--enable-libunwind],
1111             [Use libunwind for backtracing (default: auto)])],
1112         [LIBUNWIND="$enableval"],
1113         [LIBUNWIND="$HAVE_LIBUNWIND"])
1114
1115 if test "x$LIBUNWIND" = "xyes"; then
1116     PKG_CHECK_MODULES(LIBUNWIND, libunwind)
1117     AC_DEFINE(HAVE_LIBUNWIND, 1, [Have libunwind support])
1118 fi
1119
1120
1121 dnl Options for APIs
1122 AC_ARG_ENABLE([opengl],
1123     [AS_HELP_STRING([--disable-opengl],
1124         [disable support for standard OpenGL API @<:@default=enabled@:>@])],
1125     [enable_opengl="$enableval"],
1126     [enable_opengl=yes])
1127 AC_ARG_ENABLE([gles1],
1128     [AS_HELP_STRING([--disable-gles1],
1129         [disable support for OpenGL ES 1.x API @<:@default=enabled@:>@])],
1130     [enable_gles1="$enableval"],
1131     [enable_gles1=yes])
1132 AC_ARG_ENABLE([gles2],
1133     [AS_HELP_STRING([--disable-gles2],
1134         [disable support for OpenGL ES 2.x API @<:@default=enabled@:>@])],
1135     [enable_gles2="$enableval"],
1136     [enable_gles2=yes])
1137
1138 AC_ARG_ENABLE([dri],
1139     [AS_HELP_STRING([--enable-dri],
1140         [enable DRI modules @<:@default=enabled@:>@])],
1141     [enable_dri="$enableval"],
1142     [enable_dri=yes])
1143
1144 AC_ARG_ENABLE([gallium-extra-hud],
1145     [AS_HELP_STRING([--enable-gallium-extra-hud],
1146         [enable HUD block/NIC I/O HUD stats support @<:@default=disabled@:>@])],
1147     [enable_gallium_extra_hud="$enableval"],
1148     [enable_gallium_extra_hud=no])
1149 AM_CONDITIONAL(HAVE_GALLIUM_EXTRA_HUD, test "x$enable_gallium_extra_hud" = xyes)
1150 if test "x$enable_gallium_extra_hud" = xyes ; then
1151     DEFINES="${DEFINES} -DHAVE_GALLIUM_EXTRA_HUD=1"
1152 fi
1153
1154 #TODO: no pkgconfig .pc available for libsensors.
1155 #PKG_CHECK_MODULES([LIBSENSORS], [libsensors >= $LIBSENSORS_REQUIRED], [enable_lmsensors=yes], [enable_lmsensors=no])
1156 AC_ARG_ENABLE([lmsensors],
1157     [AS_HELP_STRING([--enable-lmsensors],
1158         [enable HUD lmsensor support @<:@default=disabled@:>@])],
1159     [enable_lmsensors="$enableval"],
1160     [enable_lmsensors=no])
1161 AM_CONDITIONAL(HAVE_LIBSENSORS, test "x$enable_lmsensors" = xyes)
1162 if test "x$enable_lmsensors" = xyes ; then
1163     DEFINES="${DEFINES} -DHAVE_LIBSENSORS=1"
1164     LIBSENSORS_LIBS="-lsensors"
1165 else
1166     LIBSENSORS_LIBS=""
1167 fi
1168 AC_SUBST(LIBSENSORS_LIBS)
1169
1170 case "$host_os" in
1171 linux*)
1172     dri3_default=yes
1173     ;;
1174 *)
1175     dri3_default=no
1176     ;;
1177 esac
1178
1179 if test "x$enable_dri" = xno; then
1180     dri3_default=no
1181 fi
1182
1183 AC_ARG_ENABLE([dri3],
1184     [AS_HELP_STRING([--enable-dri3],
1185         [enable DRI3 @<:@default=auto@:>@])],
1186     [enable_dri3="$enableval"],
1187     [enable_dri3="$dri3_default"])
1188 AC_ARG_ENABLE([glx],
1189     [AS_HELP_STRING([--enable-glx@<:@=dri|xlib|gallium-xlib@:>@],
1190         [enable the GLX library and choose an implementation @<:@default=auto@:>@])],
1191     [enable_glx="$enableval"],
1192     [enable_glx=yes])
1193 AC_ARG_ENABLE([osmesa],
1194     [AS_HELP_STRING([--enable-osmesa],
1195         [enable OSMesa library @<:@default=disabled@:>@])],
1196     [enable_osmesa="$enableval"],
1197     [enable_osmesa=no])
1198 AC_ARG_ENABLE([gallium-osmesa],
1199     [AS_HELP_STRING([--enable-gallium-osmesa],
1200         [enable Gallium implementation of the OSMesa library @<:@default=disabled@:>@])],
1201     [enable_gallium_osmesa="$enableval"],
1202     [enable_gallium_osmesa=no])
1203 AC_ARG_ENABLE([egl],
1204     [AS_HELP_STRING([--disable-egl],
1205         [disable EGL library @<:@default=enabled@:>@])],
1206     [enable_egl="$enableval"],
1207     [enable_egl=yes])
1208
1209 AC_ARG_ENABLE([xa],
1210     [AS_HELP_STRING([--enable-xa],
1211         [enable build of the XA X Acceleration API @<:@default=disabled@:>@])],
1212     [enable_xa="$enableval"],
1213     [enable_xa=no])
1214 AC_ARG_ENABLE([gbm],
1215    [AS_HELP_STRING([--enable-gbm],
1216          [enable gbm library @<:@default=yes except cygwin@:>@])],
1217    [enable_gbm="$enableval"],
1218    [case "$host_os" in
1219        cygwin*)
1220           enable_gbm=no
1221           ;;
1222        *)
1223           enable_gbm=yes
1224           ;;
1225     esac])
1226 AC_ARG_ENABLE([nine],
1227     [AS_HELP_STRING([--enable-nine],
1228         [enable build of the nine Direct3D9 API @<:@default=no@:>@])],
1229     [enable_nine="$enableval"],
1230     [enable_nine=no])
1231
1232 AC_ARG_ENABLE([xvmc],
1233    [AS_HELP_STRING([--enable-xvmc],
1234          [enable xvmc library @<:@default=auto@:>@])],
1235    [enable_xvmc="$enableval"],
1236    [enable_xvmc=auto])
1237 AC_ARG_ENABLE([vdpau],
1238    [AS_HELP_STRING([--enable-vdpau],
1239          [enable vdpau library @<:@default=auto@:>@])],
1240    [enable_vdpau="$enableval"],
1241    [enable_vdpau=auto])
1242 AC_ARG_ENABLE([omx],
1243    [AS_HELP_STRING([--enable-omx],
1244          [DEPRECATED: Use --enable-omx-bellagio instead @<:@default=auto@:>@])],
1245    [AC_MSG_ERROR([--enable-omx is deprecated. Use --enable-omx-bellagio instead.])],
1246    [])
1247 AC_ARG_ENABLE([omx-bellagio],
1248    [AS_HELP_STRING([--enable-omx-bellagio],
1249          [enable OpenMAX Bellagio library @<:@default=disabled@:>@])],
1250    [enable_omx_bellagio="$enableval"],
1251    [enable_omx_bellagio=no])
1252 AC_ARG_ENABLE([va],
1253    [AS_HELP_STRING([--enable-va],
1254          [enable va library @<:@default=auto@:>@])],
1255    [enable_va="$enableval"],
1256    [enable_va=auto])
1257 AC_ARG_ENABLE([opencl],
1258    [AS_HELP_STRING([--enable-opencl],
1259          [enable OpenCL library @<:@default=disabled@:>@])],
1260    [enable_opencl="$enableval"],
1261    [enable_opencl=no])
1262 AC_ARG_ENABLE([opencl_icd],
1263    [AS_HELP_STRING([--enable-opencl-icd],
1264           [Build an OpenCL ICD library to be loaded by an ICD implementation
1265            @<:@default=disabled@:>@])],
1266     [enable_opencl_icd="$enableval"],
1267     [enable_opencl_icd=no])
1268
1269 AC_ARG_ENABLE([gallium-tests],
1270     [AS_HELP_STRING([--enable-gallium-tests],
1271         [Enable optional Gallium tests) @<:@default=disabled@:>@])],
1272     [enable_gallium_tests="$enableval"],
1273     [enable_gallium_tests=no])
1274
1275 # Option for Gallium drivers
1276
1277 # Keep this in sync with the --with-gallium-drivers help string default value
1278 GALLIUM_DRIVERS_DEFAULT="r300,r600,svga,swrast"
1279
1280 AC_ARG_WITH([gallium-drivers],
1281     [AS_HELP_STRING([--with-gallium-drivers@<:@=DIRS...@:>@],
1282         [comma delimited Gallium drivers list, e.g.
1283         "i915,nouveau,r300,r600,radeonsi,freedreno,pl111,svga,swrast,swr,vc4,virgl,etnaviv,imx"
1284         @<:@default=r300,r600,svga,swrast@:>@])],
1285     [with_gallium_drivers="$withval"],
1286     [with_gallium_drivers="$GALLIUM_DRIVERS_DEFAULT"])
1287
1288 # Doing '--without-gallium-drivers' will set this variable to 'no'.  Clear it
1289 # here so that the script doesn't choke on an unknown driver name later.
1290 case "$with_gallium_drivers" in
1291     yes) with_gallium_drivers="$GALLIUM_DRIVERS_DEFAULT" ;;
1292     no) with_gallium_drivers='' ;;
1293 esac
1294
1295 if test "x$enable_opengl" = xno -a \
1296         "x$enable_gles1" = xno -a \
1297         "x$enable_gles2" = xno -a \
1298         "x$enable_nine" = xno -a \
1299         "x$enable_xa" = xno -a \
1300         "x$enable_xvmc" = xno -a \
1301         "x$enable_vdpau" = xno -a \
1302         "x$enable_omx_bellagio" = xno -a \
1303         "x$enable_va" = xno -a \
1304         "x$enable_opencl" = xno; then
1305     AC_MSG_ERROR([at least one API should be enabled])
1306 fi
1307
1308 # Building OpenGL ES1 and/or ES2 without OpenGL is not supported on mesa 9.0.x
1309 if test "x$enable_opengl" = xno -a \
1310         "x$enable_gles1" = xyes; then
1311     AC_MSG_ERROR([Building OpenGL ES1 without OpenGL is not supported])
1312 fi
1313
1314 if test "x$enable_opengl" = xno -a \
1315         "x$enable_gles2" = xyes; then
1316     AC_MSG_ERROR([Building OpenGL ES2 without OpenGL is not supported])
1317 fi
1318
1319 AM_CONDITIONAL(HAVE_OPENGL, test "x$enable_opengl" = xyes)
1320 AM_CONDITIONAL(HAVE_OPENGL_ES1, test "x$enable_gles1" = xyes)
1321 AM_CONDITIONAL(HAVE_OPENGL_ES2, test "x$enable_gles2" = xyes)
1322 AM_CONDITIONAL(NEED_OPENGL_COMMON, test "x$enable_opengl" = xyes -o \
1323                                         "x$enable_gles1" = xyes -o \
1324                                         "x$enable_gles2" = xyes)
1325 AM_CONDITIONAL(NEED_KHRPLATFORM, test "x$enable_egl" = xyes -o \
1326                                       "x$enable_gles1" = xyes -o \
1327                                       "x$enable_gles2" = xyes)
1328
1329 # Validate GLX options
1330 if test "x$enable_glx" = xyes; then
1331     if test "x$enable_dri" = xyes; then
1332         enable_glx=dri
1333     elif test -n "$with_gallium_drivers"; then
1334         enable_glx=gallium-xlib
1335     else
1336         enable_glx=xlib
1337     fi
1338 fi
1339 case "x$enable_glx" in
1340 xdri | xxlib | xgallium-xlib)
1341     # GLX requires OpenGL
1342     if test "x$enable_opengl" = xno; then
1343         AC_MSG_ERROR([GLX cannot be built without OpenGL])
1344     fi
1345
1346     # Check individual dependencies
1347     case "x$enable_glx" in
1348     xdri)
1349         if test "x$enable_dri" = xno; then
1350             AC_MSG_ERROR([DRI-based GLX requires DRI to be enabled])
1351         fi
1352         ;;
1353     xxlib)
1354         if test "x$enable_dri" = xyes; then
1355             AC_MSG_ERROR([Xlib-based GLX cannot be built with DRI enabled])
1356         fi
1357         ;;
1358     xgallium-xlib )
1359         if test "x$enable_dri" = xyes; then
1360             AC_MSG_ERROR([Xlib-based (Gallium) GLX cannot be built with DRI enabled])
1361         fi
1362         if test -z "$with_gallium_drivers"; then
1363             AC_MSG_ERROR([Xlib-based (Gallium) GLX cannot be built without Gallium enabled])
1364         fi
1365         ;;
1366     esac
1367     ;;
1368 xno)
1369     ;;
1370 *)
1371     AC_MSG_ERROR([Illegal value for --enable-glx: $enable_glx])
1372     ;;
1373 esac
1374
1375 AM_CONDITIONAL(HAVE_GLX, test "x$enable_glx" != xno)
1376 AM_CONDITIONAL(HAVE_DRI_GLX, test "x$enable_glx" = xdri)
1377 AM_CONDITIONAL(HAVE_XLIB_GLX, test "x$enable_glx" = xxlib)
1378 AM_CONDITIONAL(HAVE_GALLIUM_XLIB_GLX, test "x$enable_glx" = xgallium-xlib)
1379
1380 DEFAULT_GL_LIB_NAME=GL
1381
1382 dnl
1383 dnl Libglvnd configuration
1384 dnl
1385 AC_ARG_ENABLE([libglvnd],
1386     [AS_HELP_STRING([--enable-libglvnd],
1387         [Build GLX and EGL for libglvnd @<:@default=disabled@:>@])],
1388     [enable_libglvnd="$enableval"],
1389     [enable_libglvnd=no])
1390 AM_CONDITIONAL(USE_LIBGLVND, test "x$enable_libglvnd" = xyes)
1391
1392 if test "x$enable_libglvnd" = xyes ; then
1393     dnl XXX: update once we can handle more than libGL/glx.
1394     dnl Namely: we should error out if neither of the glvnd enabled libraries
1395     dnl are built
1396     case "x$enable_glx" in
1397     xno)
1398         AC_MSG_ERROR([cannot build libglvnd without GLX])
1399         ;;
1400     xxlib | xgallium-xlib )
1401         AC_MSG_ERROR([cannot build libgvnd when Xlib-GLX or Gallium-Xlib-GLX is enabled])
1402         ;;
1403     xdri)
1404         ;;
1405     esac
1406
1407     PKG_CHECK_MODULES([GLVND], libglvnd >= 0.2.0)
1408     LIBGLVND_DATADIR=`$PKG_CONFIG --variable=datadir libglvnd`
1409     AC_SUBST([LIBGLVND_DATADIR])
1410
1411     DEFINES="${DEFINES} -DUSE_LIBGLVND=1"
1412     DEFAULT_GL_LIB_NAME=GLX_mesa
1413 fi
1414
1415 AC_ARG_WITH([gl-lib-name],
1416   [AS_HELP_STRING([--with-gl-lib-name@<:@=NAME@:>@],
1417     [specify GL library name @<:@default=GL@:>@])],
1418   [GL_LIB=$withval],
1419   [GL_LIB="$DEFAULT_GL_LIB_NAME"])
1420 AC_ARG_WITH([osmesa-lib-name],
1421   [AS_HELP_STRING([--with-osmesa-lib-name@<:@=NAME@:>@],
1422     [specify OSMesa library name @<:@default=OSMesa@:>@])],
1423   [OSMESA_LIB=$withval],
1424   [OSMESA_LIB=OSMesa])
1425 AS_IF([test "x$GL_LIB" = xyes], [GL_LIB="$DEFAULT_GL_LIB_NAME"])
1426 AS_IF([test "x$OSMESA_LIB" = xyes], [OSMESA_LIB=OSMesa])
1427
1428 dnl
1429 dnl Mangled Mesa support
1430 dnl
1431 AC_ARG_ENABLE([mangling],
1432   [AS_HELP_STRING([--enable-mangling],
1433     [enable mangled symbols and library name @<:@default=disabled@:>@])],
1434   [enable_mangling="${enableval}"],
1435   [enable_mangling=no]
1436 )
1437 if test "x${enable_mangling}" = "xyes" ; then
1438   DEFINES="${DEFINES} -DUSE_MGL_NAMESPACE"
1439   GL_LIB="Mangled${GL_LIB}"
1440   OSMESA_LIB="Mangled${OSMESA_LIB}"
1441 fi
1442 AC_SUBST([GL_LIB])
1443 AC_SUBST([OSMESA_LIB])
1444
1445 # Check for libdrm
1446 PKG_CHECK_MODULES([LIBDRM], [libdrm >= $LIBDRM_REQUIRED],
1447                   [have_libdrm=yes], [have_libdrm=no])
1448 if test "x$have_libdrm" = xyes; then
1449     DEFINES="$DEFINES -DHAVE_LIBDRM"
1450 fi
1451
1452 require_libdrm() {
1453     if test "x$have_libdrm" != xyes; then
1454        AC_MSG_ERROR([$1 requires libdrm >= $LIBDRM_REQUIRED])
1455     fi
1456 }
1457
1458
1459 # Select which platform-dependent DRI code gets built
1460 case "$host_os" in
1461 darwin*)
1462     dri_platform='apple' ;;
1463 cygwin*)
1464     dri_platform='windows' ;;
1465 gnu*)
1466     dri_platform='none' ;;
1467 *)
1468     dri_platform='drm' ;;
1469 esac
1470
1471 if test "x$enable_dri" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes; then
1472     have_drisw_kms='yes'
1473 fi
1474
1475 AM_CONDITIONAL(HAVE_DRICOMMON, test "x$enable_dri" = xyes )
1476 AM_CONDITIONAL(HAVE_DRISW, test "x$enable_dri" = xyes )
1477 AM_CONDITIONAL(HAVE_DRISW_KMS, test "x$have_drisw_kms" = xyes )
1478 AM_CONDITIONAL(HAVE_DRI2, test "x$enable_dri" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes )
1479 AM_CONDITIONAL(HAVE_DRI3, test "x$enable_dri3" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes )
1480 AM_CONDITIONAL(HAVE_APPLEDRI, test "x$enable_dri" = xyes -a "x$dri_platform" = xapple )
1481 AM_CONDITIONAL(HAVE_LMSENSORS, test "x$enable_lmsensors" = xyes )
1482 AM_CONDITIONAL(HAVE_GALLIUM_EXTRA_HUD, test "x$enable_gallium_extra_hud" = xyes )
1483 AM_CONDITIONAL(HAVE_WINDOWSDRI, test "x$enable_dri" = xyes -a "x$dri_platform" = xwindows )
1484
1485 AC_ARG_ENABLE([shared-glapi],
1486     [AS_HELP_STRING([--enable-shared-glapi],
1487         [Enable shared glapi for OpenGL @<:@default=enabled@:>@])],
1488     [enable_shared_glapi="$enableval"],
1489     [enable_shared_glapi=yes])
1490
1491 case "x$enable_opengl$enable_gles1$enable_gles2" in
1492 x*yes*yes*)
1493     if test "x$enable_shared_glapi" = xno; then
1494         AC_MSG_ERROR([shared GLAPI required when building two or more of
1495                       the following APIs - opengl, gles1 gles2])
1496     fi
1497     ;;
1498 esac
1499
1500 AM_CONDITIONAL(HAVE_SHARED_GLAPI, test "x$enable_shared_glapi" = xyes)
1501
1502 # Build the pipe-drivers as separate libraries/modules.
1503 # Do not touch this unless you know what you are doing.
1504 # XXX: Expose via configure option ?
1505 enable_shared_pipe_drivers=no
1506
1507 dnl
1508 dnl Driver specific build directories
1509 dnl
1510
1511 if test "x$enable_gallium_osmesa" = xyes; then
1512     if ! echo "$with_gallium_drivers" | grep -q 'swrast'; then
1513         AC_MSG_ERROR([gallium_osmesa requires the gallium swrast driver])
1514     fi
1515     if test "x$enable_osmesa" = xyes; then
1516         AC_MSG_ERROR([Cannot enable both classic and Gallium OSMesa implementations])
1517     fi
1518 fi
1519
1520 require_dri_shared_libs_and_glapi() {
1521     if test "x$enable_static" = xyes; then
1522         AC_MSG_ERROR([$1 cannot be build as static library])
1523     fi
1524
1525     if test "x$enable_dri" != xyes; then
1526         # There is only a single backend which won't be build/used otherwise.
1527         # XXX: Revisit this as the egl/haiku is a thing.
1528         AC_MSG_ERROR([$1 requires --enable-dri])
1529     fi
1530
1531     if test "x$enable_shared_glapi" != xyes; then
1532         AC_MSG_ERROR([$1 requires --enable-shared-glapi])
1533     fi
1534 }
1535
1536 if test "x$enable_dri" = xyes; then
1537     require_dri_shared_libs_and_glapi "DRI"
1538
1539     # not a hard requirement as swrast does not depend on it
1540     if test "x$have_libdrm" = xyes; then
1541         DRI_PC_REQ_PRIV="libdrm >= $LIBDRM_REQUIRED"
1542     fi
1543 fi
1544
1545 AC_ARG_ENABLE([driglx-direct],
1546     [AS_HELP_STRING([--disable-driglx-direct],
1547         [disable direct rendering in GLX and EGL for DRI \
1548             @<:@default=auto@:>@])],
1549     [driglx_direct="$enableval"],
1550     [driglx_direct="yes"])
1551
1552 dnl
1553 dnl libGL configuration per driver
1554 dnl
1555 if test "x$enable_glx" != xno; then
1556     PKG_CHECK_MODULES([GLPROTO], [glproto >= $GLPROTO_REQUIRED])
1557 fi
1558 case "x$enable_glx" in
1559 xxlib | xgallium-xlib)
1560     # Xlib-based GLX
1561     dri_modules="x11 xext xcb"
1562     PKG_CHECK_MODULES([XLIBGL], [$dri_modules])
1563     GL_PC_REQ_PRIV="$GL_PC_REQ_PRIV $dri_modules"
1564     X11_INCLUDES="$X11_INCLUDES $XLIBGL_CFLAGS"
1565     GL_LIB_DEPS="$XLIBGL_LIBS"
1566     GL_LIB_DEPS="$GL_LIB_DEPS $SELINUX_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1567     GL_PC_LIB_PRIV="$GL_PC_LIB_PRIV $SELINUX_LIBS -lm $PTHREAD_LIBS"
1568     ;;
1569 xdri)
1570     # DRI-based GLX
1571
1572     # find the DRI deps for libGL
1573     dri_modules="x11 xext xdamage >= $XDAMAGE_REQUIRED xfixes x11-xcb xcb xcb-glx >= $XCBGLX_REQUIRED"
1574
1575     if test x"$driglx_direct" = xyes; then
1576         if test x"$dri_platform" = xdrm ; then
1577             DEFINES="$DEFINES -DGLX_USE_DRM"
1578             require_libdrm "Direct rendering"
1579
1580             PKG_CHECK_MODULES([DRI2PROTO], [dri2proto >= $DRI2PROTO_REQUIRED])
1581             GL_PC_REQ_PRIV="$GL_PC_REQ_PRIV libdrm >= $LIBDRM_REQUIRED"
1582
1583             if test x"$enable_dri" = xyes; then
1584                dri_modules="$dri_modules xcb-dri2 >= $XCBDRI2_REQUIRED"
1585             fi
1586         fi
1587         if test x"$dri_platform" = xapple ; then
1588             DEFINES="$DEFINES -DGLX_USE_APPLEGL"
1589         fi
1590         if test x"$dri_platform" = xwindows ; then
1591             DEFINES="$DEFINES -DGLX_USE_WINDOWSGL"
1592         fi
1593     fi
1594
1595     # add xf86vidmode if available
1596     PKG_CHECK_MODULES([XF86VIDMODE], [xxf86vm], HAVE_XF86VIDMODE=yes, HAVE_XF86VIDMODE=no)
1597     if test "$HAVE_XF86VIDMODE" = yes ; then
1598         dri_modules="$dri_modules xxf86vm"
1599     fi
1600
1601     PKG_CHECK_MODULES([DRIGL], [$dri_modules])
1602     GL_PC_REQ_PRIV="$GL_PC_REQ_PRIV $dri_modules"
1603     X11_INCLUDES="$X11_INCLUDES $DRIGL_CFLAGS"
1604     GL_LIB_DEPS="$DRIGL_LIBS"
1605
1606     # need DRM libs, $PTHREAD_LIBS, etc.
1607     GL_LIB_DEPS="$GL_LIB_DEPS $LIBDRM_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1608     GL_PC_LIB_PRIV="-lm $PTHREAD_LIBS $DLOPEN_LIBS"
1609     ;;
1610 esac
1611
1612 # This is outside the case (above) so that it is invoked even for non-GLX
1613 # builds.
1614 AM_CONDITIONAL(HAVE_XF86VIDMODE, test "x$HAVE_XF86VIDMODE" = xyes)
1615
1616 GLESv1_CM_LIB_DEPS="$LIBDRM_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1617 GLESv1_CM_PC_LIB_PRIV="-lm $PTHREAD_LIBS $DLOPEN_LIBS"
1618 GLESv2_LIB_DEPS="$LIBDRM_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1619 GLESv2_PC_LIB_PRIV="-lm $PTHREAD_LIBS $DLOPEN_LIBS"
1620
1621 AC_SUBST([X11_INCLUDES])
1622 AC_SUBST([GL_LIB_DEPS])
1623 AC_SUBST([GL_PC_REQ_PRIV])
1624 AC_SUBST([GL_PC_LIB_PRIV])
1625 AC_SUBST([GL_PC_CFLAGS])
1626 AC_SUBST([DRI_PC_REQ_PRIV])
1627 AC_SUBST([GLESv1_CM_LIB_DEPS])
1628 AC_SUBST([GLESv1_CM_PC_LIB_PRIV])
1629 AC_SUBST([GLESv2_LIB_DEPS])
1630 AC_SUBST([GLESv2_PC_LIB_PRIV])
1631
1632 AC_SUBST([HAVE_XF86VIDMODE])
1633
1634 dnl
1635 dnl More GLX setup
1636 dnl
1637 case "x$enable_glx" in
1638 xxlib | xgallium-xlib)
1639     DEFINES="$DEFINES -DUSE_XSHM"
1640     ;;
1641 xdri)
1642     DEFINES="$DEFINES -DGLX_INDIRECT_RENDERING"
1643     if test "x$driglx_direct" = xyes; then
1644         DEFINES="$DEFINES -DGLX_DIRECT_RENDERING"
1645     fi
1646     ;;
1647 esac
1648
1649 dnl
1650 dnl TLS detection
1651 dnl
1652
1653 AC_ARG_ENABLE([glx-tls],
1654     [AS_HELP_STRING([--enable-glx-tls],
1655         [enable TLS support in GLX @<:@default=enabled@:>@])],
1656     [GLX_USE_TLS="$enableval"],
1657     [GLX_USE_TLS=yes])
1658 AC_SUBST(GLX_TLS, ${GLX_USE_TLS})
1659
1660 if test "x$GLX_USE_TLS" = xyes; then
1661     DEFINES="$DEFINES -DGLX_USE_TLS"
1662 fi
1663
1664 dnl Read-only text section on x86 hardened platforms
1665 AC_ARG_ENABLE([glx-read-only-text],
1666     [AS_HELP_STRING([--enable-glx-read-only-text],
1667         [Disable writable .text section on x86 (decreases performance) @<:@default=disabled@:>@])],
1668     [enable_glx_read_only_text="$enableval"],
1669     [enable_glx_read_only_text=no])
1670 if test "x$enable_glx_read_only_text" = xyes; then
1671     DEFINES="$DEFINES -DGLX_X86_READONLY_TEXT"
1672 fi
1673
1674 dnl
1675 dnl DEPRECATED: EGL Platforms configuration
1676 dnl
1677 AC_ARG_WITH([egl-platforms],
1678     [AS_HELP_STRING([--with-egl-platforms@<:@=DIRS...@:>@],
1679         [DEPRECATED: use --with-platforms instead@<:@default=auto@:>@])],
1680     [with_egl_platforms="$withval"],
1681     [with_egl_platforms=auto])
1682
1683 if test "x$with_egl_platforms" = xauto; then
1684     with_egl_platforms="x11,surfaceless"
1685     if test "x$enable_gbm" = xyes; then
1686         with_egl_platforms="$with_egl_platforms,drm"
1687     fi
1688 else
1689     AC_MSG_WARN([--with-egl-platforms is deprecated. Use --with-platforms instead.])
1690 fi
1691
1692 dnl
1693 dnl Platforms configuration
1694 dnl
1695 AC_ARG_WITH([platforms],
1696     [AS_HELP_STRING([--with-platforms@<:@=DIRS...@:>@],
1697         [comma delimited native platforms libEGL/Vulkan/other supports, e.g.
1698         "x11,drm,wayland,surfaceless..." @<:@default=auto@:>@])],
1699     [with_platforms="$withval"],
1700     [with_platforms=auto])
1701
1702 # Reuse the autodetection rather than duplicating it.
1703 if test "x$with_platforms" = xauto; then
1704     with_platforms=$with_egl_platforms
1705 fi
1706
1707 PKG_CHECK_MODULES([WAYLAND_SCANNER], [wayland-scanner],
1708         WAYLAND_SCANNER=`$PKG_CONFIG --variable=wayland_scanner wayland-scanner`,
1709         WAYLAND_SCANNER='')
1710 if test "x$WAYLAND_SCANNER" = x; then
1711     AC_PATH_PROG([WAYLAND_SCANNER], [wayland-scanner], [:])
1712 fi
1713
1714 PKG_CHECK_EXISTS([wayland-protocols >= $WAYLAND_PROTOCOLS_REQUIRED], [have_wayland_protocols=yes], [have_wayland_protocols=no])
1715 if test "x$have_wayland_protocols" = xyes; then
1716     ac_wayland_protocols_pkgdatadir=`$PKG_CONFIG --variable=pkgdatadir wayland-protocols`
1717 fi
1718 AC_SUBST(WAYLAND_PROTOCOLS_DATADIR, $ac_wayland_protocols_pkgdatadir)
1719
1720 # Do per platform setups and checks
1721 platforms=`IFS=', '; echo $with_platforms`
1722 for plat in $platforms; do
1723     case "$plat" in
1724     wayland)
1725
1726         PKG_CHECK_MODULES([WAYLAND_CLIENT], [wayland-client >= $WAYLAND_REQUIRED])
1727         PKG_CHECK_MODULES([WAYLAND_SERVER], [wayland-server >= $WAYLAND_REQUIRED])
1728
1729         if test "x$WAYLAND_SCANNER" = "x:"; then
1730                 AC_MSG_ERROR([wayland-scanner is needed to compile the wayland platform])
1731         fi
1732         if test "x$have_wayland_protocols" = xno; then
1733                 AC_MSG_ERROR([wayland-protocols >= $WAYLAND_PROTOCOLS_REQUIRED is needed to compile the wayland platform])
1734         fi
1735         DEFINES="$DEFINES -DHAVE_WAYLAND_PLATFORM -DWL_HIDE_DEPRECATED"
1736         ;;
1737
1738     x11)
1739         PKG_CHECK_MODULES([XCB_DRI2], [x11-xcb xcb xcb-dri2 >= $XCBDRI2_REQUIRED xcb-xfixes])
1740         DEFINES="$DEFINES -DHAVE_X11_PLATFORM"
1741         ;;
1742
1743     drm)
1744         test "x$enable_gbm" = "xno" &&
1745                 AC_MSG_ERROR([EGL platform drm needs gbm])
1746         DEFINES="$DEFINES -DHAVE_DRM_PLATFORM"
1747         ;;
1748
1749     surfaceless)
1750         DEFINES="$DEFINES -DHAVE_SURFACELESS_PLATFORM"
1751         ;;
1752
1753     android)
1754         PKG_CHECK_MODULES([ANDROID], [cutils hardware sync])
1755         DEFINES="$DEFINES -DHAVE_ANDROID_PLATFORM"
1756         ;;
1757
1758     *)
1759         AC_MSG_ERROR([platform '$plat' does not exist])
1760         ;;
1761     esac
1762
1763     case "$plat" in
1764     wayland|drm|surfaceless)
1765         require_libdrm "Platform $plat"
1766         ;;
1767     esac
1768 done
1769
1770 if test "x$enable_glx" != xno; then
1771     if ! echo "$platforms" | grep -q 'x11'; then
1772         AC_MSG_ERROR([Building GLX without the x11 platform is not supported])
1773     fi
1774 fi
1775
1776 if test x"$enable_dri3" = xyes; then
1777     DEFINES="$DEFINES -DHAVE_DRI3"
1778
1779     dri3_modules="x11-xcb xcb >= $XCB_REQUIRED xcb-dri3 xcb-xfixes xcb-present xcb-sync xshmfence >= $XSHMFENCE_REQUIRED"
1780     PKG_CHECK_MODULES([XCB_DRI3], [$dri3_modules])
1781 fi
1782
1783 AM_CONDITIONAL(HAVE_PLATFORM_X11, echo "$platforms" | grep -q 'x11')
1784 AM_CONDITIONAL(HAVE_PLATFORM_WAYLAND, echo "$platforms" | grep -q 'wayland')
1785 AM_CONDITIONAL(HAVE_PLATFORM_DRM, echo "$platforms" | grep -q 'drm')
1786 AM_CONDITIONAL(HAVE_PLATFORM_SURFACELESS, echo "$platforms" | grep -q 'surfaceless')
1787 AM_CONDITIONAL(HAVE_PLATFORM_ANDROID, echo "$platforms" | grep -q 'android')
1788
1789 dnl
1790 dnl More DRI setup
1791 dnl
1792 dnl Directory for DRI drivers
1793 AC_ARG_WITH([dri-driverdir],
1794     [AS_HELP_STRING([--with-dri-driverdir=DIR],
1795         [directory for the DRI drivers @<:@${libdir}/dri@:>@])],
1796     [DRI_DRIVER_INSTALL_DIR="$withval"],
1797     [DRI_DRIVER_INSTALL_DIR='${libdir}/dri'])
1798 AC_SUBST([DRI_DRIVER_INSTALL_DIR])
1799 dnl Extra search path for DRI drivers
1800 AC_ARG_WITH([dri-searchpath],
1801     [AS_HELP_STRING([--with-dri-searchpath=DIRS...],
1802         [semicolon delimited DRI driver search directories @<:@${libdir}/dri@:>@])],
1803     [DRI_DRIVER_SEARCH_DIR="$withval"],
1804     [DRI_DRIVER_SEARCH_DIR='${DRI_DRIVER_INSTALL_DIR}'])
1805 AC_SUBST([DRI_DRIVER_SEARCH_DIR])
1806 dnl Which drivers to build - default is chosen by platform
1807 AC_ARG_WITH([dri-drivers],
1808     [AS_HELP_STRING([--with-dri-drivers@<:@=DIRS...@:>@],
1809         [comma delimited classic DRI drivers list, e.g.
1810         "i915,i965,nouveau,radeon,r200,swrast" @<:@default=auto@:>@])],
1811     [with_dri_drivers="$withval"],
1812     [with_dri_drivers=auto])
1813
1814 if test "x$with_dri_drivers" = xauto; then
1815     if test "x$enable_opengl" = xyes -a "x$enable_dri" = xyes; then
1816         with_dri_drivers="yes"
1817     else
1818         with_dri_drivers="no"
1819     fi
1820 fi
1821 if test "x$with_dri_drivers" = xno; then
1822     with_dri_drivers=''
1823 fi
1824
1825 # Check for expat
1826 PKG_CHECK_MODULES([EXPAT], [expat],,
1827     [PKG_CHECK_MODULES([EXPAT], [expat21])]
1828 )
1829
1830 dnl If $with_dri_drivers is yes, drivers will be added through
1831 dnl platform checks. Set DEFINES and LIB_DEPS
1832 if test "x$enable_dri" = xyes; then
1833     # Platform specific settings and drivers to build
1834     case "$host_os" in
1835     linux*)
1836         case "$host_cpu" in
1837         powerpc* | sparc*)
1838             # Build only the drivers for cards that exist on PowerPC/sparc
1839             if test "x$with_dri_drivers" = "xyes"; then
1840                 with_dri_drivers="r200 radeon swrast"
1841             fi
1842             ;;
1843         esac
1844         ;;
1845     cygwin*)
1846         if test "x$with_dri_drivers" = "xyes"; then
1847             with_dri_drivers="swrast"
1848         fi
1849         ;;
1850     darwin*)
1851         DEFINES="$DEFINES -DBUILDING_MESA"
1852         if test "x$with_dri_drivers" = "xyes"; then
1853             with_dri_drivers="swrast"
1854         fi
1855         ;;
1856     esac
1857
1858     # default drivers
1859     if test "x$with_dri_drivers" = "xyes"; then
1860         with_dri_drivers="i915 i965 nouveau r200 radeon swrast"
1861     fi
1862
1863     # put all the necessary libs together
1864     DRI_LIB_DEPS="$DRI_LIB_DEPS $SELINUX_LIBS $LIBDRM_LIBS $EXPAT_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1865 fi
1866
1867 AC_SUBST([DRI_LIB_DEPS])
1868
1869 DRI_DIRS=''
1870 dnl Duplicates in DRI_DIRS are removed by sorting it at the end of this block
1871 if test -n "$with_dri_drivers"; then
1872     if test "x$enable_opengl" != xyes; then
1873         AC_MSG_ERROR([--with-dri-drivers requires OpenGL])
1874     fi
1875
1876     dri_drivers=`IFS=', '; echo $with_dri_drivers`
1877     for driver in $dri_drivers; do
1878         DRI_DIRS="$DRI_DIRS $driver"
1879         case "x$driver" in
1880         xi915)
1881             require_libdrm "i915"
1882             HAVE_I915_DRI=yes
1883             PKG_CHECK_MODULES([I915], [libdrm >= $LIBDRM_INTEL_REQUIRED libdrm_intel >= $LIBDRM_INTEL_REQUIRED])
1884             ;;
1885         xi965)
1886             require_libdrm "i965"
1887             HAVE_I965_DRI=yes
1888             ;;
1889         xnouveau)
1890             require_libdrm "nouveau"
1891             HAVE_NOUVEAU_DRI=yes
1892             PKG_CHECK_MODULES([NVVIEUX], [libdrm >= $LIBDRM_NVVIEUX_REQUIRED libdrm_nouveau >= $LIBDRM_NVVIEUX_REQUIRED])
1893             ;;
1894         xradeon)
1895             require_libdrm "radeon"
1896             HAVE_RADEON_DRI=yes;
1897             PKG_CHECK_MODULES([RADEON], [libdrm >= $LIBDRM_RADEON_REQUIRED libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
1898             ;;
1899         xr200)
1900             require_libdrm "r200"
1901             HAVE_R200_DRI=yes
1902             PKG_CHECK_MODULES([RADEON], [libdrm >= $LIBDRM_RADEON_REQUIRED libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
1903             ;;
1904         xswrast)
1905             HAVE_SWRAST_DRI=yes
1906             ;;
1907         *)
1908             AC_MSG_ERROR([classic DRI driver '$driver' does not exist])
1909             ;;
1910         esac
1911     done
1912     DRI_DIRS=`echo $DRI_DIRS|tr " " "\n"|sort -u|tr "\n" " "`
1913 fi
1914
1915
1916 dnl
1917 dnl Gallium LLVM
1918 dnl Deprecated: kept for backwards compatibility
1919 dnl
1920 AC_ARG_ENABLE([gallium-llvm],
1921     [AS_HELP_STRING([--enable-gallium-llvm],
1922         [DEPRECATED: use --enable-llvm instead])],
1923     [enable_gallium_llvm="$enableval"],
1924     [enable_gallium_llvm=auto])
1925
1926 if test "x$enable_gallium_llvm" != xauto; then
1927    AC_MSG_WARN([The --enable-gallium-llvm option has been deprecated. Use --enable-llvm instead.])
1928    enable_llvm=$enable_gallium_llvm
1929 fi
1930
1931 dnl
1932 dnl LLVM
1933 dnl
1934 AC_ARG_ENABLE([llvm],
1935     [AS_HELP_STRING([--enable-llvm],
1936         [build with LLVM support @<:@default=enabled on x86/x86_64@:>@])],
1937     [enable_llvm="$enableval"],
1938     [enable_llvm=auto])
1939
1940 if test "x$enable_llvm" = xauto -a "x$FOUND_LLVM" = xyes; then
1941     if test "x$FOUND_LLVM" = xyes; then
1942         case "$host_cpu" in
1943         i*86|x86_64|amd64) enable_llvm=yes;;
1944         *) enable_llvm=no;;
1945         esac
1946     else
1947         enable_llvm=no
1948     fi
1949 fi
1950
1951 if test "x$enable_llvm" = xyes -a "x$FOUND_LLVM" = xno; then
1952     AC_MSG_ERROR([--enable-llvm selected but llvm-config is not found])
1953 fi
1954
1955 #
1956 # Vulkan driver configuration
1957 #
1958
1959 AC_ARG_WITH([vulkan-drivers],
1960     [AS_HELP_STRING([--with-vulkan-drivers@<:@=DIRS...@:>@],
1961         [comma delimited Vulkan drivers list, e.g.
1962         "intel,radeon"
1963         @<:@default=no@:>@])],
1964     [with_vulkan_drivers="$withval"],
1965     [with_vulkan_drivers="no"])
1966
1967 # Doing '--without-vulkan-drivers' will set this variable to 'no'.  Clear it
1968 # here so that the script doesn't choke on an unknown driver name later.
1969 case "x$with_vulkan_drivers" in
1970     xyes) with_vulkan_drivers="$VULKAN_DRIVERS_DEFAULT" ;;
1971     xno) with_vulkan_drivers='' ;;
1972 esac
1973
1974 AC_ARG_WITH([vulkan-icddir],
1975     [AS_HELP_STRING([--with-vulkan-icddir=DIR],
1976         [directory for the Vulkan driver icd files @<:@${datarootdir}/vulkan/icd.d@:>@])],
1977     [VULKAN_ICD_INSTALL_DIR="$withval"],
1978     [VULKAN_ICD_INSTALL_DIR='${datarootdir}/vulkan/icd.d'])
1979 AC_SUBST([VULKAN_ICD_INSTALL_DIR])
1980
1981 require_x11_dri3() {
1982     if echo "$platforms" | grep -q 'x11'; then
1983         if test "x$enable_dri3" != xyes; then
1984             AC_MSG_ERROR([$1 Vulkan driver requires DRI3 when built with X11])
1985         fi
1986     fi
1987 }
1988
1989 if test -n "$with_vulkan_drivers"; then
1990     if test "x$ac_cv_func_dl_iterate_phdr" = xno; then
1991         AC_MSG_ERROR([Vulkan drivers require the dl_iterate_phdr function])
1992     fi
1993
1994     VULKAN_DRIVERS=`IFS=', '; echo $with_vulkan_drivers`
1995     for driver in $VULKAN_DRIVERS; do
1996         case "x$driver" in
1997         xintel)
1998             require_libdrm "ANV"
1999             require_x11_dri3 "ANV"
2000             HAVE_INTEL_VULKAN=yes
2001             ;;
2002         xradeon)
2003             require_libdrm "radv"
2004             PKG_CHECK_MODULES([AMDGPU], [libdrm >= $LIBDRM_AMDGPU_REQUIRED libdrm_amdgpu >= $LIBDRM_AMDGPU_REQUIRED])
2005             radeon_llvm_check $LLVM_REQUIRED_RADV "radv"
2006             require_x11_dri3 "radv"
2007             HAVE_RADEON_VULKAN=yes
2008             ;;
2009         *)
2010             AC_MSG_ERROR([Vulkan driver '$driver' does not exist])
2011             ;;
2012         esac
2013     done
2014     VULKAN_DRIVERS=`echo $VULKAN_DRIVERS|tr " " "\n"|sort -u|tr "\n" " "`
2015 fi
2016
2017
2018 DEFINES="$DEFINES -DENABLE_SHADER_CACHE"
2019 AM_CONDITIONAL(NEED_MEGADRIVER, test -n "$DRI_DIRS")
2020 AM_CONDITIONAL(NEED_LIBMESA, test "x$enable_glx" = xxlib -o \
2021                                   "x$enable_osmesa" = xyes -o \
2022                                   -n "$DRI_DIRS")
2023
2024 dnl
2025 dnl OSMesa configuration
2026 dnl
2027
2028 dnl Configure the channel bits for OSMesa (libOSMesa, libOSMesa16, ...)
2029 AC_ARG_WITH([osmesa-bits],
2030     [AS_HELP_STRING([--with-osmesa-bits=BITS],
2031         [OSMesa channel bits and library name: 8, 16, 32 @<:@default=8@:>@])],
2032     [osmesa_bits="$withval"],
2033     [osmesa_bits=8])
2034 if test "x$osmesa_bits" != x8; then
2035     if test "x$enable_dri" = xyes -o "x$enable_glx" != xno; then
2036         AC_MSG_WARN([Ignoring OSMesa channel bits because of non-OSMesa driver])
2037         osmesa_bits=8
2038     fi
2039 fi
2040 case "x$osmesa_bits" in
2041 x8)
2042     OSMESA_LIB="${OSMESA_LIB}"
2043     ;;
2044 x16|x32)
2045     OSMESA_LIB="${OSMESA_LIB}$osmesa_bits"
2046     DEFINES="$DEFINES -DCHAN_BITS=$osmesa_bits -DDEFAULT_SOFTWARE_DEPTH_BITS=31"
2047     ;;
2048 *)
2049     AC_MSG_ERROR([OSMesa bits '$osmesa_bits' is not a valid option])
2050     ;;
2051 esac
2052
2053 if test "x$enable_osmesa" = xyes -o "x$enable_gallium_osmesa" = xyes; then
2054     # only link libraries with osmesa if shared
2055     if test "$enable_static" = no; then
2056         OSMESA_LIB_DEPS="-lm $PTHREAD_LIBS $SELINUX_LIBS $DLOPEN_LIBS"
2057     else
2058         OSMESA_LIB_DEPS=""
2059     fi
2060     OSMESA_PC_LIB_PRIV="-lm $PTHREAD_LIBS $SELINUX_LIBS $DLOPEN_LIBS"
2061 fi
2062
2063 AC_SUBST([OSMESA_LIB_DEPS])
2064 AC_SUBST([OSMESA_PC_REQ])
2065 AC_SUBST([OSMESA_PC_LIB_PRIV])
2066
2067 dnl
2068 dnl gbm configuration
2069 dnl
2070 if test "x$enable_gbm" = xyes; then
2071     require_dri_shared_libs_and_glapi "gbm"
2072 fi
2073 AM_CONDITIONAL(HAVE_GBM, test "x$enable_gbm" = xyes)
2074 # FINISHME: GBM has a number of dependencies which we should add below
2075 GBM_PC_REQ_PRIV=""
2076 GBM_PC_LIB_PRIV="$DLOPEN_LIBS"
2077 AC_SUBST([GBM_PC_REQ_PRIV])
2078 AC_SUBST([GBM_PC_LIB_PRIV])
2079
2080 dnl
2081 dnl EGL configuration
2082 dnl
2083
2084 if test "x$enable_egl" = xyes; then
2085     EGL_LIB_DEPS="$DLOPEN_LIBS $SELINUX_LIBS $PTHREAD_LIBS"
2086
2087     AC_CHECK_FUNC(mincore, [DEFINES="$DEFINES -DHAVE_MINCORE"])
2088
2089     require_dri_shared_libs_and_glapi "egl"
2090 fi
2091 AM_CONDITIONAL(HAVE_EGL, test "x$enable_egl" = xyes)
2092 AC_SUBST([EGL_LIB_DEPS])
2093
2094 gallium_st="mesa"
2095
2096 dnl
2097 dnl XA configuration
2098 dnl
2099 if test "x$enable_xa" = xyes; then
2100     if test "x$with_gallium_drivers" = xswrast; then
2101        AC_MSG_ERROR([
2102           Building xa requires at least one non swrast gallium driver.
2103           If you are looking to use libxatracker.so with the VMware driver,
2104           make sure to include svga in the gallium drivers list, apart from
2105           enabling XA.
2106           Example: ./configure --enable-xa --with-gallium-drivers=svga...])
2107     fi
2108     gallium_st="$gallium_st xa"
2109 fi
2110 AM_CONDITIONAL(HAVE_ST_XA, test "x$enable_xa" = xyes)
2111
2112 if echo $platforms | grep -q "x11"; then
2113     have_xvmc_platform=yes
2114 else
2115     have_xvmc_platform=no
2116 fi
2117
2118 if echo $platforms | grep -q "x11"; then
2119     have_vdpau_platform=yes
2120 else
2121     have_vdpau_platform=no
2122 fi
2123
2124 if echo $platforms | grep -q "x11\|drm"; then
2125     have_omx_platform=yes
2126 else
2127     have_omx_platform=no
2128 fi
2129
2130 if echo $platforms | grep -q "x11\|drm\|wayland"; then
2131     have_va_platform=yes
2132 else
2133     have_va_platform=no
2134 fi
2135
2136 dnl
2137 dnl Gallium G3DVL configuration
2138 dnl
2139 if test -n "$with_gallium_drivers" -a "x$with_gallium_drivers" != xswrast; then
2140     if test "x$enable_xvmc" = xauto -a "x$have_xvmc_platform" = xyes; then
2141         PKG_CHECK_EXISTS([xvmc >= $XVMC_REQUIRED], [enable_xvmc=yes], [enable_xvmc=no])
2142     fi
2143
2144     if test "x$enable_vdpau" = xauto -a "x$have_vdpau_platform" = xyes; then
2145         PKG_CHECK_EXISTS([vdpau >= $VDPAU_REQUIRED], [enable_vdpau=yes], [enable_vdpau=no])
2146     fi
2147
2148     if test "x$enable_omx_bellagio" = xauto -a "x$have_omx_platform" = xyes; then
2149         PKG_CHECK_EXISTS([libomxil-bellagio >= $LIBOMXIL_BELLAGIO_REQUIRED], [enable_omx_bellagio=yes], [enable_omx_bellagio=no])
2150     fi
2151
2152     if test "x$enable_va" = xauto -a "x$have_va_platform" = xyes; then
2153         PKG_CHECK_EXISTS([libva >= $LIBVA_REQUIRED], [enable_va=yes], [enable_va=no])
2154     fi
2155 fi
2156
2157 if test "x$enable_dri" = xyes -o \
2158         "x$enable_xvmc" = xyes -o \
2159         "x$enable_vdpau" = xyes -o \
2160         "x$enable_omx_bellagio" = xyes -o \
2161         "x$enable_va" = xyes; then
2162     need_gallium_vl=yes
2163 fi
2164 AM_CONDITIONAL(NEED_GALLIUM_VL, test "x$need_gallium_vl" = xyes)
2165
2166 if test "x$enable_xvmc" = xyes -o \
2167         "x$enable_vdpau" = xyes -o \
2168         "x$enable_omx_bellagio" = xyes -o \
2169         "x$enable_va" = xyes; then
2170     PKG_CHECK_MODULES([VL], [x11-xcb xcb xcb-dri2 >= $XCBDRI2_REQUIRED])
2171     need_gallium_vl_winsys=yes
2172 fi
2173 AM_CONDITIONAL(NEED_GALLIUM_VL_WINSYS, test "x$need_gallium_vl_winsys" = xyes)
2174
2175 if test "x$enable_xvmc" = xyes; then
2176     if test "x$have_xvmc_platform" != xyes; then
2177         AC_MSG_ERROR([XVMC requires the x11 platforms])
2178     fi
2179     PKG_CHECK_MODULES([XVMC], [xvmc >= $XVMC_REQUIRED])
2180     gallium_st="$gallium_st xvmc"
2181 fi
2182 AM_CONDITIONAL(HAVE_ST_XVMC, test "x$enable_xvmc" = xyes)
2183
2184 if test "x$enable_vdpau" = xyes; then
2185     if test "x$have_vdpau_platform" != xyes; then
2186         AC_MSG_ERROR([VDPAU requires the x11 platforms])
2187     fi
2188     PKG_CHECK_MODULES([VDPAU], [vdpau >= $VDPAU_REQUIRED])
2189     gallium_st="$gallium_st vdpau"
2190     DEFINES="$DEFINES -DHAVE_ST_VDPAU"
2191 fi
2192 AM_CONDITIONAL(HAVE_ST_VDPAU, test "x$enable_vdpau" = xyes)
2193
2194 if test "x$enable_omx_bellagio" = xyes; then
2195     if test "x$have_omx_platform" != xyes; then
2196         AC_MSG_ERROR([OMX requires at least one of the x11 or drm platforms])
2197     fi
2198     PKG_CHECK_MODULES([OMX_BELLAGIO], [libomxil-bellagio >= $LIBOMXIL_BELLAGIO_REQUIRED])
2199     gallium_st="$gallium_st omx_bellagio"
2200 fi
2201 AM_CONDITIONAL(HAVE_ST_OMX_BELLAGIO, test "x$enable_omx_bellagio" = xyes)
2202
2203 if test "x$enable_va" = xyes; then
2204     if test "x$have_va_platform" != xyes; then
2205         AC_MSG_ERROR([VA requires at least one of the x11 drm or wayland platforms])
2206     fi
2207     PKG_CHECK_MODULES([VA], [libva >= $LIBVA_REQUIRED])
2208     gallium_st="$gallium_st va"
2209 fi
2210 AM_CONDITIONAL(HAVE_ST_VA, test "x$enable_va" = xyes)
2211
2212 dnl
2213 dnl Nine Direct3D9 configuration
2214 dnl
2215 if test "x$enable_nine" = xyes; then
2216     if ! echo "$with_gallium_drivers" | grep -q 'swrast'; then
2217         AC_MSG_ERROR([nine requires the gallium swrast driver])
2218     fi
2219     if test "x$with_gallium_drivers" = xswrast; then
2220         AC_MSG_ERROR([nine requires at least one non-swrast gallium driver])
2221     fi
2222     if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 6; then
2223         AC_MSG_ERROR([gcc >= 4.6 is required to build nine])
2224     fi
2225
2226     if test "x$enable_dri3" = xno; then
2227         AC_MSG_WARN([using nine together with wine requires DRI3 enabled system])
2228     fi
2229
2230     gallium_st="$gallium_st nine"
2231 fi
2232 AM_CONDITIONAL(HAVE_ST_NINE, test "x$enable_nine" = xyes)
2233
2234 dnl
2235 dnl OpenCL configuration
2236 dnl
2237
2238 AC_ARG_WITH([clang-libdir],
2239    [AS_HELP_STRING([--with-clang-libdir],
2240          [Path to Clang libraries @<:@default=llvm-config --libdir@:>@])],
2241    [CLANG_LIBDIR="$withval"],
2242    [CLANG_LIBDIR=''])
2243
2244 PKG_CHECK_EXISTS([libclc], [have_libclc=yes], [have_libclc=no])
2245
2246 if test "x$enable_opencl" = xyes; then
2247     if test -z "$with_gallium_drivers"; then
2248         AC_MSG_ERROR([cannot enable OpenCL without Gallium])
2249     fi
2250
2251     if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 7; then
2252         AC_MSG_ERROR([gcc >= 4.7 is required to build clover])
2253     fi
2254
2255     if test "x$have_libclc" = xno; then
2256         AC_MSG_ERROR([pkg-config cannot find libclc.pc which is required to build clover.
2257                     Make sure the directory containing libclc.pc is specified in your
2258                     PKG_CONFIG_PATH environment variable.
2259                     By default libclc.pc is installed to /usr/local/share/pkgconfig/])
2260     else
2261         LIBCLC_INCLUDEDIR=`$PKG_CONFIG --variable=includedir libclc`
2262         LIBCLC_LIBEXECDIR=`$PKG_CONFIG --variable=libexecdir libclc`
2263         AC_SUBST([LIBCLC_INCLUDEDIR])
2264         AC_SUBST([LIBCLC_LIBEXECDIR])
2265     fi
2266
2267     gallium_st="$gallium_st clover"
2268
2269     if test "x$enable_opencl_icd" = xyes; then
2270         OPENCL_LIBNAME="MesaOpenCL"
2271     else
2272         OPENCL_LIBNAME="OpenCL"
2273     fi
2274
2275     if test "x$have_libelf" != xyes; then
2276        AC_MSG_ERROR([Clover requires libelf])
2277     fi
2278
2279     if test "x${ac_cv_cxx_compiler_gnu}" = xyes; then
2280         altivec_enabled=no
2281         AC_COMPILE_IFELSE([AC_LANG_SOURCE([
2282         #if !defined(__VEC__) || !defined(__ALTIVEC__)
2283         #error "AltiVec not enabled"
2284         #endif
2285         ])], altivec_enabled=yes)
2286
2287         if test "$altivec_enabled" = yes; then
2288             CLOVER_STD_OVERRIDE="-std=gnu++11"
2289         fi
2290         AC_SUBST([CLOVER_STD_OVERRIDE])
2291     fi
2292
2293     llvm_require_version $LLVM_REQUIRED_OPENCL "opencl"
2294
2295     llvm_add_default_components "opencl"
2296     llvm_add_component "all-targets" "opencl"
2297     llvm_add_component "linker" "opencl"
2298     llvm_add_component "instrumentation" "opencl"
2299     llvm_add_component "ipo" "opencl"
2300     llvm_add_component "irreader" "opencl"
2301     llvm_add_component "option" "opencl"
2302     llvm_add_component "objcarcopts" "opencl"
2303     llvm_add_component "profiledata" "opencl"
2304
2305     dnl Check for Clang internal headers
2306     if test -z "$CLANG_LIBDIR"; then
2307         CLANG_LIBDIR=${LLVM_LIBDIR}
2308     fi
2309     CLANG_RESOURCE_DIR=$CLANG_LIBDIR/clang/${LLVM_VERSION}
2310     AS_IF([test ! -f "$CLANG_RESOURCE_DIR/include/stddef.h"],
2311         [AC_MSG_ERROR([Could not find clang internal header stddef.h in $CLANG_RESOURCE_DIR Use --with-clang-libdir to specify the correct path to the clang libraries.])])
2312 fi
2313 AM_CONDITIONAL(HAVE_CLOVER, test "x$enable_opencl" = xyes)
2314 AM_CONDITIONAL(HAVE_CLOVER_ICD, test "x$enable_opencl_icd" = xyes)
2315 AC_SUBST([OPENCL_LIBNAME])
2316 AC_SUBST([CLANG_RESOURCE_DIR])
2317
2318 dnl
2319 dnl Gallium configuration
2320 dnl
2321 AM_CONDITIONAL(HAVE_GALLIUM, test -n "$with_gallium_drivers")
2322
2323 # libEGL wants to default to the first platform specified in
2324 # ./configure.  parse that here.
2325 if test "x$platforms" != "x"; then
2326     FIRST_PLATFORM_CAPS=`echo $platforms | sed 's| .*||' | tr '[[a-z]]' '[[A-Z]]'`
2327     EGL_NATIVE_PLATFORM="_EGL_PLATFORM_$FIRST_PLATFORM_CAPS"
2328 else
2329     EGL_NATIVE_PLATFORM="_EGL_INVALID_PLATFORM"
2330 fi
2331
2332 AC_SUBST([EGL_NATIVE_PLATFORM])
2333 AC_SUBST([EGL_CFLAGS])
2334
2335 # If we don't have the X11 platform, set this define so we don't try to include
2336 # the X11 headers.
2337 if ! echo "$platforms" | grep -q 'x11'; then
2338     DEFINES="$DEFINES -DMESA_EGL_NO_X11_HEADERS"
2339     GL_PC_CFLAGS="$GL_PC_CFLAGS -DMESA_EGL_NO_X11_HEADERS"
2340 fi
2341
2342 dnl Directory for XVMC libs
2343 AC_ARG_WITH([xvmc-libdir],
2344     [AS_HELP_STRING([--with-xvmc-libdir=DIR],
2345         [directory for the XVMC libraries @<:@default=${libdir}@:>@])],
2346     [XVMC_LIB_INSTALL_DIR="$withval"],
2347     [XVMC_LIB_INSTALL_DIR='${libdir}'])
2348 AC_SUBST([XVMC_LIB_INSTALL_DIR])
2349
2350 dnl
2351 dnl Gallium Tests
2352 dnl
2353 AM_CONDITIONAL(HAVE_GALLIUM_TESTS, test "x$enable_gallium_tests" = xyes)
2354
2355 dnl Directory for VDPAU libs
2356 AC_ARG_WITH([vdpau-libdir],
2357     [AS_HELP_STRING([--with-vdpau-libdir=DIR],
2358         [directory for the VDPAU libraries @<:@default=${libdir}/vdpau@:>@])],
2359     [VDPAU_LIB_INSTALL_DIR="$withval"],
2360     [VDPAU_LIB_INSTALL_DIR='${libdir}/vdpau'])
2361 AC_SUBST([VDPAU_LIB_INSTALL_DIR])
2362
2363 dnl Directory for OMX_BELLAGIO libs
2364
2365 AC_ARG_WITH([omx-bellagio-libdir],
2366     [AS_HELP_STRING([--with-omx-bellagio-libdir=DIR],
2367         [directory for the OMX_BELLAGIO libraries])],
2368     [OMX_BELLAGIO_LIB_INSTALL_DIR="$withval"],
2369     [OMX_BELLAGIO_LIB_INSTALL_DIR=`$PKG_CONFIG --exists libomxil-bellagio && \
2370                                    $PKG_CONFIG --define-variable=libdir=\$libdir --variable=pluginsdir libomxil-bellagio`])
2371 AC_SUBST([OMX_BELLAGIO_LIB_INSTALL_DIR])
2372
2373 dnl Directory for VA libs
2374
2375 AC_ARG_WITH([va-libdir],
2376     [AS_HELP_STRING([--with-va-libdir=DIR],
2377         [directory for the VA libraries @<:@${libdir}/dri@:>@])],
2378     [VA_LIB_INSTALL_DIR="$withval"],
2379     [VA_LIB_INSTALL_DIR="${libdir}/dri"])
2380 AC_SUBST([VA_LIB_INSTALL_DIR])
2381
2382 AC_ARG_WITH([d3d-libdir],
2383     [AS_HELP_STRING([--with-d3d-libdir=DIR],
2384         [directory for the D3D modules @<:@${libdir}/d3d@:>@])],
2385     [D3D_DRIVER_INSTALL_DIR="$withval"],
2386     [D3D_DRIVER_INSTALL_DIR="${libdir}/d3d"])
2387 AC_SUBST([D3D_DRIVER_INSTALL_DIR])
2388
2389 dnl Architectures to build SWR library for
2390
2391 AC_ARG_WITH([swr-archs],
2392     [AS_HELP_STRING([--with-swr-archs@<:@=DIRS...@:>@],
2393         [comma delimited swr architectures list, e.g.
2394         "avx,avx2,knl,skx" @<:@default="avx,avx2"@:>@])],
2395     [with_swr_archs="$withval"],
2396     [with_swr_archs="avx,avx2"])
2397
2398 dnl
2399 dnl r300 doesn't strictly require LLVM, but for performance reasons we
2400 dnl highly recommend LLVM usage. So require it at least on x86 and x86_64
2401 dnl architectures.
2402 dnl
2403 r300_require_llvm() {
2404     case "$host" in *gnux32) return;; esac
2405     case "$host_cpu" in
2406     i*86|x86_64|amd64) require_llvm $1
2407         ;;
2408     esac
2409 }
2410
2411 dnl
2412 dnl DRM is needed by X, Wayland, and offscreen rendering.
2413 dnl Surfaceless is an alternative for the last one.
2414 dnl
2415 require_basic_egl() {
2416     case "$with_platforms" in
2417         *drm*|*surfaceless*)
2418             ;;
2419         *)
2420             AC_MSG_ERROR([$1 requires one of these:
2421                   1) --with-platforms=drm (X, Wayland, offscreen rendering based on DRM)
2422                   2) --with-platforms=surfaceless (offscreen only)
2423                   Recommended options: drm,x11])
2424             ;;
2425     esac
2426 }
2427
2428 swr_require_cxx_feature_flags() {
2429     feature_name="$1"
2430     preprocessor_test="$2"
2431     option_list="$3"
2432     output_var="$4"
2433
2434     AC_MSG_CHECKING([whether $CXX supports $feature_name])
2435     AC_LANG_PUSH([C++])
2436     save_CXXFLAGS="$CXXFLAGS"
2437     save_IFS="$IFS"
2438     IFS=","
2439     found=0
2440     for opts in $option_list
2441     do
2442         unset IFS
2443         CXXFLAGS="$opts $save_CXXFLAGS"
2444         AC_COMPILE_IFELSE(
2445             [AC_LANG_PROGRAM(
2446                 [   #if !($preprocessor_test)
2447                     #error
2448                     #endif
2449                 ])],
2450             [found=1; break],
2451             [])
2452         IFS=","
2453     done
2454     IFS="$save_IFS"
2455     CXXFLAGS="$save_CXXFLAGS"
2456     AC_LANG_POP([C++])
2457     if test $found -eq 1; then
2458         AC_MSG_RESULT([$opts])
2459         eval "$output_var=\$opts"
2460         return 0
2461     fi
2462     AC_MSG_RESULT([no])
2463     AC_MSG_ERROR([swr requires $feature_name support])
2464     return 1
2465 }
2466
2467 dnl Duplicates in GALLIUM_DRIVERS_DIRS are removed by sorting it after this block
2468 if test -n "$with_gallium_drivers"; then
2469     gallium_drivers=`IFS=', '; echo $with_gallium_drivers`
2470     for driver in $gallium_drivers; do
2471         case "x$driver" in
2472         xsvga)
2473             HAVE_GALLIUM_SVGA=yes
2474             require_libdrm "svga"
2475             ;;
2476         xi915)
2477             HAVE_GALLIUM_I915=yes
2478             PKG_CHECK_MODULES([I915], [libdrm >= $LIBDRM_INTEL_REQUIRED libdrm_intel >= $LIBDRM_INTEL_REQUIRED])
2479             require_libdrm "Gallium i915"
2480             ;;
2481         xr300)
2482             HAVE_GALLIUM_R300=yes
2483             PKG_CHECK_MODULES([RADEON], [libdrm >= $LIBDRM_RADEON_REQUIRED libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
2484             require_libdrm "r300"
2485             r300_require_llvm "r300"
2486             ;;
2487         xr600)
2488             HAVE_GALLIUM_R600=yes
2489             PKG_CHECK_MODULES([RADEON], [libdrm >= $LIBDRM_RADEON_REQUIRED libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
2490             require_libdrm "r600"
2491             if test "x$enable_llvm" = xyes; then
2492                 radeon_llvm_check $LLVM_REQUIRED_R600 "r600"
2493
2494                 llvm_add_component "asmparser" "r600"
2495                 llvm_add_component "bitreader" "r600"
2496             fi
2497             ;;
2498         xradeonsi)
2499             HAVE_GALLIUM_RADEONSI=yes
2500             PKG_CHECK_MODULES([RADEON], [libdrm >= $LIBDRM_RADEON_REQUIRED libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
2501             PKG_CHECK_MODULES([AMDGPU], [libdrm >= $LIBDRM_AMDGPU_REQUIRED libdrm_amdgpu >= $LIBDRM_AMDGPU_REQUIRED])
2502             require_libdrm "radeonsi"
2503             radeon_llvm_check $LLVM_REQUIRED_RADEONSI "radeonsi"
2504             if test "x$enable_egl" = xyes; then
2505                 require_basic_egl "radeonsi"
2506             fi
2507             ;;
2508         xnouveau)
2509             HAVE_GALLIUM_NOUVEAU=yes
2510             PKG_CHECK_MODULES([NOUVEAU], [libdrm >= $LIBDRM_NOUVEAU_REQUIRED libdrm_nouveau >= $LIBDRM_NOUVEAU_REQUIRED])
2511             require_libdrm "nouveau"
2512             ;;
2513         xfreedreno)
2514             HAVE_GALLIUM_FREEDRENO=yes
2515             PKG_CHECK_MODULES([FREEDRENO], [libdrm >= $LIBDRM_FREEDRENO_REQUIRED libdrm_freedreno >= $LIBDRM_FREEDRENO_REQUIRED])
2516             require_libdrm "freedreno"
2517             ;;
2518         xetnaviv)
2519             HAVE_GALLIUM_ETNAVIV=yes
2520             PKG_CHECK_MODULES([ETNAVIV], [libdrm >= $LIBDRM_ETNAVIV_REQUIRED libdrm_etnaviv >= $LIBDRM_ETNAVIV_REQUIRED])
2521             require_libdrm "etnaviv"
2522             ;;
2523        ximx)
2524             HAVE_GALLIUM_IMX=yes
2525             ;;
2526         xswrast)
2527             HAVE_GALLIUM_SOFTPIPE=yes
2528             if test "x$enable_llvm" = xyes; then
2529                 HAVE_GALLIUM_LLVMPIPE=yes
2530             fi
2531             ;;
2532         xswr)
2533             llvm_require_version $LLVM_REQUIRED_SWR "swr"
2534
2535             swr_require_cxx_feature_flags "C++11" "__cplusplus >= 201103L" \
2536                 ",-std=c++11" \
2537                 SWR_CXX11_CXXFLAGS
2538             AC_SUBST([SWR_CXX11_CXXFLAGS])
2539
2540             swr_require_cxx_feature_flags "AVX" "defined(__AVX__)" \
2541                 ",-target-cpu=sandybridge,-mavx,-march=core-avx,-tp=sandybridge" \
2542                 SWR_AVX_CXXFLAGS
2543             AC_SUBST([SWR_AVX_CXXFLAGS])
2544
2545             swr_archs=`IFS=', '; echo $with_swr_archs`
2546             for arch in $swr_archs; do
2547                 case "x$arch" in
2548                 xavx)
2549                     HAVE_SWR_AVX=yes
2550                     ;;
2551                 xavx2)
2552                     swr_require_cxx_feature_flags "AVX2" "defined(__AVX2__)" \
2553                         ",-target-cpu=haswell,-mavx2 -mfma -mbmi2 -mf16c,-march=core-avx2,-tp=haswell" \
2554                         SWR_AVX2_CXXFLAGS
2555                     AC_SUBST([SWR_AVX2_CXXFLAGS])
2556                     HAVE_SWR_AVX2=yes
2557                     ;;
2558                 xknl)
2559                     swr_require_cxx_feature_flags "KNL" "defined(__AVX512F__) && defined(__AVX512ER__)" \
2560                         ",-target-cpu=mic-knl,-march=knl,-xMIC-AVX512" \
2561                         SWR_KNL_CXXFLAGS
2562                     AC_SUBST([SWR_KNL_CXXFLAGS])
2563                     HAVE_SWR_KNL=yes
2564                     ;;
2565                 xskx)
2566                     swr_require_cxx_feature_flags "SKX" "defined(__AVX512F__) && defined(__AVX512BW__)" \
2567                         ",-target-cpu=x86-skylake,-march=skylake-avx512,-xCORE-AVX512" \
2568                         SWR_SKX_CXXFLAGS
2569                     AC_SUBST([SWR_SKX_CXXFLAGS])
2570                     HAVE_SWR_SKX=yes
2571                     ;;
2572                 *)
2573                     AC_MSG_ERROR([unknown SWR build architecture '$arch'])
2574                     ;;
2575                 esac
2576             done
2577
2578             if test "x$HAVE_SWR_AVX" != xyes -a \
2579                     "x$HAVE_SWR_AVX2" != xyes -a \
2580                     "x$HAVE_SWR_KNL" != xyes -a \
2581                     "x$HAVE_SWR_SKX" != xyes; then
2582                AC_MSG_ERROR([swr enabled but no swr architectures selected])
2583             fi
2584
2585             HAVE_GALLIUM_SWR=yes
2586             ;;
2587         xvc4)
2588             HAVE_GALLIUM_VC4=yes
2589             require_libdrm "vc4"
2590
2591             PKG_CHECK_MODULES([SIMPENROSE], [simpenrose],
2592                               [USE_VC4_SIMULATOR=yes;
2593                                DEFINES="$DEFINES -DUSE_VC4_SIMULATOR"],
2594                               [USE_VC4_SIMULATOR=no])
2595             ;;
2596         xpl111)
2597             HAVE_GALLIUM_PL111=yes
2598             ;;
2599         xvirgl)
2600             HAVE_GALLIUM_VIRGL=yes
2601             require_libdrm "virgl"
2602             if test "x$enable_egl" = xyes; then
2603                 require_basic_egl "virgl"
2604             fi
2605             ;;
2606         *)
2607             AC_MSG_ERROR([Unknown Gallium driver: $driver])
2608             ;;
2609         esac
2610     done
2611 fi
2612
2613 # XXX: Keep in sync with LLVM_REQUIRED_SWR
2614 AM_CONDITIONAL(SWR_INVALID_LLVM_VERSION, test "x$LLVM_VERSION" != x3.9.0 -a \
2615                                               "x$LLVM_VERSION" != x3.9.1)
2616
2617 if test "x$enable_llvm" = "xyes" -a "$with_gallium_drivers"; then
2618     llvm_require_version $LLVM_REQUIRED_GALLIUM "gallium"
2619     llvm_add_default_components "gallium"
2620 fi
2621
2622 AM_CONDITIONAL(HAVE_SWR_AVX, test "x$HAVE_SWR_AVX" = xyes)
2623 AM_CONDITIONAL(HAVE_SWR_AVX2, test "x$HAVE_SWR_AVX2" = xyes)
2624 AM_CONDITIONAL(HAVE_SWR_KNL, test "x$HAVE_SWR_KNL" = xyes)
2625 AM_CONDITIONAL(HAVE_SWR_SKX, test "x$HAVE_SWR_SKX" = xyes)
2626
2627 dnl We need to validate some needed dependencies for renderonly drivers.
2628
2629 if test "x$HAVE_GALLIUM_ETNAVIV" != xyes -a "x$HAVE_GALLIUM_IMX" = xyes  ; then
2630     AC_MSG_ERROR([Building with imx requires etnaviv])
2631 fi
2632
2633 if test "x$HAVE_GALLIUM_VC4" != xyes -a "x$HAVE_GALLIUM_PL111" = xyes  ; then
2634     AC_MSG_ERROR([Building with pl111 requires vc4])
2635 fi
2636
2637 dnl
2638 dnl Set defines and buildtime variables only when using LLVM.
2639 dnl
2640 if test "x$enable_llvm" = xyes; then
2641     DEFINES="${DEFINES} -DHAVE_LLVM=0x0$LLVM_VERSION_INT -DMESA_LLVM_VERSION_PATCH=$LLVM_VERSION_PATCH"
2642
2643     LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
2644     LLVM_CFLAGS=$LLVM_CPPFLAGS   # CPPFLAGS seem to be sufficient
2645     LLVM_CXXFLAGS=`strip_unwanted_llvm_flags "$LLVM_CONFIG --cxxflags"`
2646
2647     dnl Set LLVM_LIBS - This is done after the driver configuration so
2648     dnl that drivers can add additional components to LLVM_COMPONENTS.
2649     dnl Previously, gallium drivers were updating LLVM_LIBS directly
2650     dnl by calling llvm-config --libs ${DRIVER_LLVM_COMPONENTS}, but
2651     dnl this was causing the same libraries to be appear multiple times
2652     dnl in LLVM_LIBS.
2653
2654     if ! $LLVM_CONFIG --libs ${LLVM_COMPONENTS} >/dev/null; then
2655        AC_MSG_ERROR([Calling ${LLVM_CONFIG} failed])
2656     fi
2657     LLVM_LIBS="`$LLVM_CONFIG --libs ${LLVM_COMPONENTS}`"
2658
2659     if test "x$enable_llvm_shared_libs" = xyes; then
2660         if test $LLVM_VERSION_MAJOR -lt 4 -o "`$LLVM_CONFIG --shared-mode ${LLVM_COMPONENTS}`" = static; then
2661             dnl llvm-config may not give the right answer when llvm is a built as a
2662             dnl single shared library, so we must work the library name out for
2663             dnl ourselves.
2664             dnl (See https://llvm.org/bugs/show_bug.cgi?id=6823)
2665             dnl We can't use $LLVM_VERSION because it has 'svn' stripped out,
2666             LLVM_SO_NAME=LLVM-`$LLVM_CONFIG --version`
2667             AS_IF([test -f "$LLVM_LIBDIR/lib$LLVM_SO_NAME.$IMP_LIB_EXT"], [llvm_have_one_so=yes])
2668
2669             if test "x$llvm_have_one_so" = xyes; then
2670                dnl LLVM was built using auto*, so there is only one shared object.
2671                LLVM_LIBS="-l$LLVM_SO_NAME"
2672             else
2673                 dnl If LLVM was built with CMake, there will be one shared object per
2674                 dnl component.
2675                 AS_IF([test ! -f "$LLVM_LIBDIR/libLLVMTarget.$IMP_LIB_EXT"],
2676                       [AC_MSG_ERROR([Could not find llvm shared libraries:
2677                        Please make sure you have built llvm with the --enable-shared option
2678                        and that your llvm libraries are installed in $LLVM_LIBDIR
2679                        If you have installed your llvm libraries to a different directory you
2680                        can use the --with-llvm-prefix= configure flag to specify this directory.
2681                        NOTE: Mesa is attempting to use llvm shared libraries by default.
2682                        If you do not want to build with llvm shared libraries and instead want to
2683                        use llvm static libraries then add --disable-llvm-shared-libs to your configure
2684                        invocation and rebuild.])])
2685
2686                 dnl We don't need to update LLVM_LIBS in this case because the LLVM
2687                 dnl install uses a shared object for each component and we have
2688                 dnl already added all of these objects to LLVM_LIBS.
2689             fi
2690         fi
2691     else
2692         AC_MSG_WARN([Building mesa with statically linked LLVM may cause compilation issues])
2693         dnl We need to link to llvm system libs when using static libs
2694         dnl However, only llvm 3.5+ provides --system-libs
2695         if test $LLVM_VERSION_MAJOR -ge 4 -o $LLVM_VERSION_MAJOR -eq 3 -a $LLVM_VERSION_MINOR -ge 5; then
2696             LLVM_LIBS="$LLVM_LIBS `$LLVM_CONFIG --system-libs`"
2697         fi
2698     fi
2699 fi
2700
2701 AM_CONDITIONAL(HAVE_GALLIUM_SVGA, test "x$HAVE_GALLIUM_SVGA" = xyes)
2702 AM_CONDITIONAL(HAVE_GALLIUM_I915, test "x$HAVE_GALLIUM_I915" = xyes)
2703 AM_CONDITIONAL(HAVE_GALLIUM_PL111, test "x$HAVE_GALLIUM_PL111" = xyes)
2704 AM_CONDITIONAL(HAVE_GALLIUM_R300, test "x$HAVE_GALLIUM_R300" = xyes)
2705 AM_CONDITIONAL(HAVE_GALLIUM_R600, test "x$HAVE_GALLIUM_R600" = xyes)
2706 AM_CONDITIONAL(HAVE_GALLIUM_RADEONSI, test "x$HAVE_GALLIUM_RADEONSI" = xyes)
2707 AM_CONDITIONAL(HAVE_GALLIUM_RADEON_COMMON, test "x$HAVE_GALLIUM_R600" = xyes -o \
2708                                                 "x$HAVE_GALLIUM_RADEONSI" = xyes)
2709 AM_CONDITIONAL(HAVE_GALLIUM_NOUVEAU, test "x$HAVE_GALLIUM_NOUVEAU" = xyes)
2710 AM_CONDITIONAL(HAVE_GALLIUM_FREEDRENO, test "x$HAVE_GALLIUM_FREEDRENO" = xyes)
2711 AM_CONDITIONAL(HAVE_GALLIUM_ETNAVIV, test "x$HAVE_GALLIUM_ETNAVIV" = xyes)
2712 AM_CONDITIONAL(HAVE_GALLIUM_IMX, test "x$HAVE_GALLIUM_IMX" = xyes)
2713 AM_CONDITIONAL(HAVE_GALLIUM_SOFTPIPE, test "x$HAVE_GALLIUM_SOFTPIPE" = xyes)
2714 AM_CONDITIONAL(HAVE_GALLIUM_LLVMPIPE, test "x$HAVE_GALLIUM_LLVMPIPE" = xyes)
2715 AM_CONDITIONAL(HAVE_GALLIUM_SWR, test "x$HAVE_GALLIUM_SWR" = xyes)
2716 AM_CONDITIONAL(HAVE_GALLIUM_SWRAST, test "x$HAVE_GALLIUM_SOFTPIPE" = xyes -o \
2717                                          "x$HAVE_GALLIUM_LLVMPIPE" = xyes -o \
2718                                          "x$HAVE_GALLIUM_SWR" = xyes)
2719 AM_CONDITIONAL(HAVE_GALLIUM_VC4, test "x$HAVE_GALLIUM_VC4" = xyes)
2720 AM_CONDITIONAL(HAVE_GALLIUM_VIRGL, test "x$HAVE_GALLIUM_VIRGL" = xyes)
2721
2722 AM_CONDITIONAL(HAVE_GALLIUM_STATIC_TARGETS, test "x$enable_shared_pipe_drivers" = xno)
2723
2724 if test "x$enable_dri" = xyes; then
2725     GALLIUM_PIPE_LOADER_DEFINES="$GALLIUM_PIPE_LOADER_DEFINES -DHAVE_PIPE_LOADER_DRI"
2726 fi
2727
2728 if test "x$have_drisw_kms" = xyes; then
2729     GALLIUM_PIPE_LOADER_DEFINES="$GALLIUM_PIPE_LOADER_DEFINES -DHAVE_PIPE_LOADER_KMS"
2730 fi
2731 AC_SUBST([GALLIUM_PIPE_LOADER_DEFINES])
2732
2733 AM_CONDITIONAL(HAVE_I915_DRI, test x$HAVE_I915_DRI = xyes)
2734 AM_CONDITIONAL(HAVE_I965_DRI, test x$HAVE_I965_DRI = xyes)
2735 AM_CONDITIONAL(HAVE_NOUVEAU_DRI, test x$HAVE_NOUVEAU_DRI = xyes)
2736 AM_CONDITIONAL(HAVE_R200_DRI, test x$HAVE_R200_DRI = xyes)
2737 AM_CONDITIONAL(HAVE_RADEON_DRI, test x$HAVE_RADEON_DRI = xyes)
2738 AM_CONDITIONAL(HAVE_SWRAST_DRI, test x$HAVE_SWRAST_DRI = xyes)
2739
2740 AM_CONDITIONAL(HAVE_RADEON_VULKAN, test "x$HAVE_RADEON_VULKAN" = xyes)
2741 AM_CONDITIONAL(HAVE_INTEL_VULKAN, test "x$HAVE_INTEL_VULKAN" = xyes)
2742
2743 AM_CONDITIONAL(HAVE_AMD_DRIVERS, test "x$HAVE_GALLIUM_RADEONSI" = xyes -o \
2744                                       "x$HAVE_RADEON_VULKAN" = xyes)
2745
2746 AM_CONDITIONAL(HAVE_INTEL_DRIVERS, test "x$HAVE_INTEL_VULKAN" = xyes -o \
2747                                         "x$HAVE_I965_DRI" = xyes)
2748
2749 AM_CONDITIONAL(NEED_RADEON_DRM_WINSYS, test "x$HAVE_GALLIUM_R300" = xyes -o \
2750                                             "x$HAVE_GALLIUM_R600" = xyes -o \
2751                                             "x$HAVE_GALLIUM_RADEONSI" = xyes)
2752 AM_CONDITIONAL(NEED_WINSYS_XLIB, test "x$enable_glx" = xgallium-xlib)
2753 AM_CONDITIONAL(HAVE_GALLIUM_COMPUTE, test x$enable_opencl = xyes)
2754 AM_CONDITIONAL(HAVE_GALLIUM_LLVM, test "x$enable_llvm" = xyes)
2755 AM_CONDITIONAL(USE_VC4_SIMULATOR, test x$USE_VC4_SIMULATOR = xyes)
2756
2757 AM_CONDITIONAL(HAVE_LIBDRM, test "x$have_libdrm" = xyes)
2758 AM_CONDITIONAL(HAVE_OSMESA, test "x$enable_osmesa" = xyes)
2759 AM_CONDITIONAL(HAVE_GALLIUM_OSMESA, test "x$enable_gallium_osmesa" = xyes)
2760 AM_CONDITIONAL(HAVE_COMMON_OSMESA, test "x$enable_osmesa" = xyes -o \
2761                                         "x$enable_gallium_osmesa" = xyes)
2762
2763 AM_CONDITIONAL(HAVE_X86_ASM, test "x$asm_arch" = xx86 -o "x$asm_arch" = xx86_64)
2764 AM_CONDITIONAL(HAVE_X86_64_ASM, test "x$asm_arch" = xx86_64)
2765 AM_CONDITIONAL(HAVE_SPARC_ASM, test "x$asm_arch" = xsparc)
2766 AM_CONDITIONAL(HAVE_PPC64LE_ASM, test "x$asm_arch" = xppc64le)
2767 AM_CONDITIONAL(HAVE_AARCH64_ASM, test "x$asm_arch" = xaarch64)
2768 AM_CONDITIONAL(HAVE_ARM_ASM, test "x$asm_arch" = xarm)
2769
2770 AC_SUBST([NINE_MAJOR], 1)
2771 AC_SUBST([NINE_MINOR], 0)
2772 AC_SUBST([NINE_TINY], 0)
2773 AC_SUBST([NINE_VERSION], "$NINE_MAJOR.$NINE_MINOR.$NINE_TINY")
2774
2775 AC_SUBST([VDPAU_MAJOR], 1)
2776 AC_SUBST([VDPAU_MINOR], 0)
2777
2778 if test "x$enable_va" = xyes; then
2779     VA_MAJOR=`$PKG_CONFIG --modversion libva | $SED -n 's/\([[^\.]]*\)\..*$/\1/p'`
2780     VA_MINOR=`$PKG_CONFIG --modversion libva | $SED -n 's/.*\.\(.*\)\..*$/\1/p'`
2781 fi
2782 AC_SUBST([VA_MAJOR], $VA_MAJOR)
2783 AC_SUBST([VA_MINOR], $VA_MINOR)
2784
2785 AM_CONDITIONAL(HAVE_VULKAN_COMMON, test "x$VULKAN_DRIVERS" != "x")
2786
2787 AC_SUBST([XVMC_MAJOR], 1)
2788 AC_SUBST([XVMC_MINOR], 0)
2789
2790 XA_HEADER="$srcdir/src/gallium/state_trackers/xa/xa_tracker.h"
2791 XA_MAJOR=`grep "#define XA_TRACKER_VERSION_MAJOR" $XA_HEADER | $SED 's/^#define XA_TRACKER_VERSION_MAJOR //'`
2792 XA_MINOR=`grep "#define XA_TRACKER_VERSION_MINOR" $XA_HEADER | $SED 's/^#define XA_TRACKER_VERSION_MINOR //'`
2793 XA_TINY=`grep "#define XA_TRACKER_VERSION_PATCH" $XA_HEADER | $SED 's/^#define XA_TRACKER_VERSION_PATCH //'`
2794
2795 AC_SUBST([XA_MAJOR], $XA_MAJOR)
2796 AC_SUBST([XA_MINOR], $XA_MINOR)
2797 AC_SUBST([XA_TINY], $XA_TINY)
2798 AC_SUBST([XA_VERSION], "$XA_MAJOR.$XA_MINOR.$XA_TINY")
2799
2800 AC_ARG_ENABLE(valgrind,
2801               [AS_HELP_STRING([--enable-valgrind],
2802                              [Build mesa with valgrind support (default: auto)])],
2803                              [VALGRIND=$enableval], [VALGRIND=auto])
2804 if test "x$VALGRIND" != xno; then
2805     PKG_CHECK_MODULES(VALGRIND, [valgrind], [have_valgrind=yes], [have_valgrind=no])
2806 fi
2807 AC_MSG_CHECKING([whether to enable Valgrind support])
2808 if test "x$VALGRIND" = xauto; then
2809     VALGRIND="$have_valgrind"
2810 fi
2811
2812 if test "x$VALGRIND" = "xyes"; then
2813     if ! test "x$have_valgrind" = xyes; then
2814         AC_MSG_ERROR([Valgrind support required but not present])
2815     fi
2816     AC_DEFINE([HAVE_VALGRIND], 1, [Use valgrind intrinsics to suppress false warnings])
2817 fi
2818
2819 AC_MSG_RESULT([$VALGRIND])
2820
2821 dnl Restore LDFLAGS and CPPFLAGS
2822 LDFLAGS="$_SAVE_LDFLAGS"
2823 CPPFLAGS="$_SAVE_CPPFLAGS"
2824
2825 dnl Suppress clang's warnings about unused CFLAGS and CXXFLAGS
2826 if test "x$acv_mesa_CLANG" = xyes; then
2827     CFLAGS="$CFLAGS -Qunused-arguments"
2828     CXXFLAGS="$CXXFLAGS -Qunused-arguments"
2829 fi
2830
2831 dnl Add user CFLAGS and CXXFLAGS
2832 CFLAGS="$CFLAGS $USER_CFLAGS"
2833 CXXFLAGS="$CXXFLAGS $USER_CXXFLAGS"
2834
2835 dnl Substitute the config
2836 AC_CONFIG_FILES([Makefile
2837                  src/Makefile
2838                  src/amd/Makefile
2839                  src/amd/vulkan/Makefile
2840                  src/broadcom/Makefile
2841                  src/compiler/Makefile
2842                  src/egl/Makefile
2843                  src/egl/main/egl.pc
2844                  src/egl/wayland/wayland-drm/Makefile
2845                  src/egl/wayland/wayland-egl/Makefile
2846                  src/egl/wayland/wayland-egl/wayland-egl.pc
2847                  src/gallium/Makefile
2848                  src/gallium/auxiliary/Makefile
2849                  src/gallium/auxiliary/pipe-loader/Makefile
2850                  src/gallium/drivers/freedreno/Makefile
2851                  src/gallium/drivers/ddebug/Makefile
2852                  src/gallium/drivers/i915/Makefile
2853                  src/gallium/drivers/llvmpipe/Makefile
2854                  src/gallium/drivers/noop/Makefile
2855                  src/gallium/drivers/nouveau/Makefile
2856                  src/gallium/drivers/pl111/Makefile
2857                  src/gallium/drivers/r300/Makefile
2858                  src/gallium/drivers/r600/Makefile
2859                  src/gallium/drivers/radeon/Makefile
2860                  src/gallium/drivers/radeonsi/Makefile
2861                  src/gallium/drivers/rbug/Makefile
2862                  src/gallium/drivers/softpipe/Makefile
2863                  src/gallium/drivers/svga/Makefile
2864                  src/gallium/drivers/swr/Makefile
2865                  src/gallium/drivers/trace/Makefile
2866                  src/gallium/drivers/etnaviv/Makefile
2867                  src/gallium/drivers/imx/Makefile
2868                  src/gallium/drivers/vc4/Makefile
2869                  src/gallium/drivers/virgl/Makefile
2870                  src/gallium/state_trackers/clover/Makefile
2871                  src/gallium/state_trackers/dri/Makefile
2872                  src/gallium/state_trackers/glx/xlib/Makefile
2873                  src/gallium/state_trackers/nine/Makefile
2874                  src/gallium/state_trackers/omx_bellagio/Makefile
2875                  src/gallium/state_trackers/osmesa/Makefile
2876                  src/gallium/state_trackers/va/Makefile
2877                  src/gallium/state_trackers/vdpau/Makefile
2878                  src/gallium/state_trackers/xa/Makefile
2879                  src/gallium/state_trackers/xvmc/Makefile
2880                  src/gallium/targets/d3dadapter9/Makefile
2881                  src/gallium/targets/d3dadapter9/d3d.pc
2882                  src/gallium/targets/dri/Makefile
2883                  src/gallium/targets/libgl-xlib/Makefile
2884                  src/gallium/targets/omx-bellagio/Makefile
2885                  src/gallium/targets/opencl/Makefile
2886                  src/gallium/targets/opencl/mesa.icd
2887                  src/gallium/targets/osmesa/Makefile
2888                  src/gallium/targets/osmesa/osmesa.pc
2889                  src/gallium/targets/pipe-loader/Makefile
2890                  src/gallium/targets/va/Makefile
2891                  src/gallium/targets/vdpau/Makefile
2892                  src/gallium/targets/xa/Makefile
2893                  src/gallium/targets/xa/xatracker.pc
2894                  src/gallium/targets/xvmc/Makefile
2895                  src/gallium/tests/trivial/Makefile
2896                  src/gallium/tests/unit/Makefile
2897                  src/gallium/winsys/etnaviv/drm/Makefile
2898                  src/gallium/winsys/imx/drm/Makefile
2899                  src/gallium/winsys/freedreno/drm/Makefile
2900                  src/gallium/winsys/i915/drm/Makefile
2901                  src/gallium/winsys/nouveau/drm/Makefile
2902                  src/gallium/winsys/pl111/drm/Makefile
2903                  src/gallium/winsys/radeon/drm/Makefile
2904                  src/gallium/winsys/amdgpu/drm/Makefile
2905                  src/gallium/winsys/svga/drm/Makefile
2906                  src/gallium/winsys/sw/dri/Makefile
2907                  src/gallium/winsys/sw/kms-dri/Makefile
2908                  src/gallium/winsys/sw/null/Makefile
2909                  src/gallium/winsys/sw/wrapper/Makefile
2910                  src/gallium/winsys/sw/xlib/Makefile
2911                  src/gallium/winsys/vc4/drm/Makefile
2912                  src/gallium/winsys/virgl/drm/Makefile
2913                  src/gallium/winsys/virgl/vtest/Makefile
2914                  src/gbm/Makefile
2915                  src/gbm/main/gbm.pc
2916                  src/glx/Makefile
2917                  src/glx/apple/Makefile
2918                  src/glx/tests/Makefile
2919                  src/glx/windows/Makefile
2920                  src/glx/windows/windowsdriproto.pc
2921                  src/gtest/Makefile
2922                  src/intel/Makefile
2923                  src/loader/Makefile
2924                  src/mapi/Makefile
2925                  src/mapi/es1api/glesv1_cm.pc
2926                  src/mapi/es2api/glesv2.pc
2927                  src/mapi/glapi/gen/Makefile
2928                  src/mesa/Makefile
2929                  src/mesa/gl.pc
2930                  src/mesa/drivers/dri/dri.pc
2931                  src/mesa/drivers/dri/common/Makefile
2932                  src/mesa/drivers/dri/i915/Makefile
2933                  src/mesa/drivers/dri/i965/Makefile
2934                  src/mesa/drivers/dri/Makefile
2935                  src/mesa/drivers/dri/nouveau/Makefile
2936                  src/mesa/drivers/dri/r200/Makefile
2937                  src/mesa/drivers/dri/radeon/Makefile
2938                  src/mesa/drivers/dri/swrast/Makefile
2939                  src/mesa/drivers/osmesa/Makefile
2940                  src/mesa/drivers/osmesa/osmesa.pc
2941                  src/mesa/drivers/x11/Makefile
2942                  src/mesa/main/tests/Makefile
2943                  src/mesa/state_tracker/tests/Makefile
2944                  src/util/Makefile
2945                  src/util/tests/hash_table/Makefile
2946                  src/util/xmlpool/Makefile
2947                  src/vulkan/Makefile])
2948
2949 AC_OUTPUT
2950
2951 # Fix up dependencies in *.Plo files, where we changed the extension of a
2952 # source file
2953 $SED -i -e 's/brw_blorp.cpp/brw_blorp.c/' src/mesa/drivers/dri/i965/.deps/brw_blorp.Plo
2954
2955 rm -f src/compiler/spirv/spirv_info.lo
2956 echo "# dummy" > src/compiler/spirv/.deps/spirv_info.Plo
2957
2958 dnl
2959 dnl Output some configuration info for the user
2960 dnl
2961 echo ""
2962 echo "        prefix:          $prefix"
2963 echo "        exec_prefix:     $exec_prefix"
2964 echo "        libdir:          $libdir"
2965 echo "        includedir:      $includedir"
2966
2967 dnl API info
2968 echo ""
2969 echo "        OpenGL:          $enable_opengl (ES1: $enable_gles1 ES2: $enable_gles2)"
2970
2971 dnl Driver info
2972 echo ""
2973 case "x$enable_osmesa$enable_gallium_osmesa" in
2974 xnoyes)
2975         echo "        OSMesa:          lib$OSMESA_LIB (Gallium)"
2976         ;;
2977 xyesno)
2978         echo "        OSMesa:          lib$OSMESA_LIB"
2979         ;;
2980 xnono)
2981         echo "        OSMesa:          no"
2982         ;;
2983 esac
2984
2985 echo ""
2986 if test "x$enable_dri" != xno; then
2987         echo "        DRI platform:    $dri_platform"
2988         if test -z "$DRI_DIRS"; then
2989             echo "        DRI drivers:     no"
2990         else
2991             echo "        DRI drivers:     $DRI_DIRS"
2992         fi
2993         echo "        DRI driver dir:  $DRI_DRIVER_INSTALL_DIR"
2994 fi
2995
2996 case "x$enable_glx" in
2997 xdri)
2998     echo "        GLX:             DRI-based"
2999     ;;
3000 xxlib)
3001     echo "        GLX:             Xlib-based"
3002     ;;
3003 xgallium-xlib)
3004     echo "        GLX:             Xlib-based (Gallium)"
3005     ;;
3006 *)
3007     echo "        GLX:             $enable_glx"
3008     ;;
3009 esac
3010
3011 dnl EGL
3012 echo ""
3013 echo "        EGL:             $enable_egl"
3014 if test "$enable_egl" = yes; then
3015
3016     egl_drivers=""
3017     if test "x$enable_dri" != "xno"; then
3018         egl_drivers="$egl_drivers builtin:egl_dri2"
3019     fi
3020     if test "x$enable_dri3" != "xno"; then
3021         egl_drivers="$egl_drivers builtin:egl_dri3"
3022     fi
3023
3024     echo "        EGL drivers:    $egl_drivers"
3025 fi
3026 if test "x$enable_gbm" = xyes; then
3027     echo "        GBM:             yes"
3028 else
3029     echo "        GBM:             no"
3030 fi
3031
3032     echo "        EGL/Vulkan/VL platforms:   $platforms"
3033
3034 # Vulkan
3035 echo ""
3036 if test "x$VULKAN_DRIVERS" != x; then
3037     echo "        Vulkan drivers:  $VULKAN_DRIVERS"
3038     echo "        Vulkan ICD dir:  $VULKAN_ICD_INSTALL_DIR"
3039 else
3040     echo "        Vulkan drivers:  no"
3041 fi
3042
3043 echo ""
3044 if test "x$enable_llvm" = xyes; then
3045     echo "        llvm:            yes"
3046     echo "        llvm-config:     $LLVM_CONFIG"
3047     echo "        llvm-version:    $LLVM_VERSION"
3048 else
3049     echo "        llvm:            no"
3050 fi
3051
3052 echo ""
3053 if test -n "$with_gallium_drivers"; then
3054     echo "        Gallium drivers: $gallium_drivers"
3055     echo "        Gallium st:      $gallium_st"
3056 else
3057     echo "        Gallium:         no"
3058 fi
3059
3060 echo ""
3061 if test "x$enable_gallium_extra_hud" != xyes; then
3062     echo "        HUD extra stats: no"
3063 else
3064     echo "        HUD extra stats: yes"
3065 fi
3066
3067 if test "x$enable_lmsensors" != xyes; then
3068     echo "        HUD lmsensors:   no"
3069 else
3070     echo "        HUD lmsensors:   yes"
3071 fi
3072
3073 echo ""
3074 if test "x$HAVE_GALLIUM_SWR" != x; then
3075     echo "        SWR archs:       $swr_archs"
3076 fi
3077
3078 dnl Libraries
3079 echo ""
3080 echo "        Shared libs:     $enable_shared"
3081 echo "        Static libs:     $enable_static"
3082 echo "        Shared-glapi:    $enable_shared_glapi"
3083
3084 dnl Compiler options
3085 # cleanup the CFLAGS/CXXFLAGS/LDFLAGS/DEFINES vars
3086 cflags=`echo $CFLAGS | \
3087     $SED 's/^ *//;s/  */ /;s/ *$//'`
3088 cxxflags=`echo $CXXFLAGS | \
3089     $SED 's/^ *//;s/  */ /;s/ *$//'`
3090 ldflags=`echo $LDFLAGS | $SED 's/^ *//;s/  */ /;s/ *$//'`
3091 defines=`echo $DEFINES | $SED 's/^ *//;s/  */ /;s/ *$//'`
3092 echo ""
3093 echo "        CFLAGS:          $cflags"
3094 echo "        CXXFLAGS:        $cxxflags"
3095 echo "        LDFLAGS:         $ldflags"
3096 echo "        Macros:          $defines"
3097 echo ""
3098 if test "x$enable_llvm" = xyes; then
3099     echo "        LLVM_CFLAGS:     $LLVM_CFLAGS"
3100     echo "        LLVM_CXXFLAGS:   $LLVM_CXXFLAGS"
3101     echo "        LLVM_CPPFLAGS:   $LLVM_CPPFLAGS"
3102     echo "        LLVM_LDFLAGS:    $LLVM_LDFLAGS"
3103     echo ""
3104 fi
3105 echo "        PYTHON2:         $PYTHON2"
3106
3107 echo ""
3108 echo "        Run '${MAKE-make}' to build Mesa"
3109 echo ""