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 Copyright © 2003-2007 Keith Packard, Daniel Stone
  13 dnl
  14 dnl Permission is hereby granted, free of charge, to any person obtaining a
  15 dnl copy of this software and associated documentation files (the "Software"),
  16 dnl to deal in the Software without restriction, including without limitation
  17 dnl the rights to use, copy, modify, merge, publish, distribute, sublicense,
  18 dnl and/or sell copies of the Software, and to permit persons to whom the
  19 dnl Software is furnished to do so, subject to the following conditions:
  20 dnl
  21 dnl The above copyright notice and this permission notice (including the next
  22 dnl paragraph) shall be included in all copies or substantial portions of the
  23 dnl Software.
  24 dnl
  25 dnl THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  26 dnl IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  27 dnl FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  28 dnl THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  29 dnl LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  30 dnl FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  31 dnl DEALINGS IN THE SOFTWARE.
  32 dnl
  33 dnl Process this file with autoconf to create configure.
  34
  35 AC_PREREQ([2.60])
  36
  37 dnl Tell the user about autoconf.html in the --help output
  38 m4_divert_once([HELP_END], [
  39 See docs/autoconf.html for more details on the options for Mesa.])
  40
  41 m4_define(MESA_VERSION, m4_normalize(m4_include(VERSION)))
  42 AC_INIT([Mesa], [MESA_VERSION],
  43     [https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa])
  44 AC_CONFIG_AUX_DIR([bin])
  45 AC_CONFIG_MACRO_DIR([m4])
  46 AC_CANONICAL_SYSTEM
  47 AM_INIT_AUTOMAKE([foreign tar-ustar dist-xz subdir-objects])
  48
  49 dnl We only support native Windows builds (MinGW/MSVC) through SCons.
  50 case "$host_os" in
  51 mingw*)
  52     AC_MSG_ERROR([MinGW build not supported through autoconf/automake, use SCons instead])
  53     ;;
  54 esac
  55
  56 # Support silent build rules, requires at least automake-1.11. Disable
  57 # by either passing --disable-silent-rules to configure or passing V=1
  58 # to make
  59 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])],
  60     [AC_SUBST([AM_DEFAULT_VERBOSITY], [1])])
  61
  62 m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
  63
  64 dnl Set internal versions
  65 OSMESA_VERSION=8
  66 AC_SUBST([OSMESA_VERSION])
  67 OPENCL_VERSION=1
  68 AC_SUBST([OPENCL_VERSION])
  69
  70 dnl Versions for external dependencies
  71 LIBDRM_REQUIRED=2.4.66
  72 LIBDRM_RADEON_REQUIRED=2.4.56
  73 LIBDRM_AMDGPU_REQUIRED=2.4.63
  74 LIBDRM_INTEL_REQUIRED=2.4.61
  75 LIBDRM_NVVIEUX_REQUIRED=2.4.66
  76 LIBDRM_NOUVEAU_REQUIRED=2.4.66
  77 LIBDRM_FREEDRENO_REQUIRED=2.4.68
  78 LIBDRM_VC4_REQUIRED=2.4.69
  79 DRI2PROTO_REQUIRED=2.6
  80 DRI3PROTO_REQUIRED=1.0
  81 PRESENTPROTO_REQUIRED=1.0
  82 LIBUDEV_REQUIRED=151
  83 GLPROTO_REQUIRED=1.4.14
  84 LIBOMXIL_BELLAGIO_REQUIRED=0.0
  85 LIBVA_REQUIRED=0.38.0
  86 VDPAU_REQUIRED=1.1
  87 WAYLAND_REQUIRED=1.2.0
  88 XCB_REQUIRED=1.9.3
  89 XCBDRI2_REQUIRED=1.8
  90 XCBGLX_REQUIRED=1.8.1
  91 XSHMFENCE_REQUIRED=1.1
  92 XVMC_REQUIRED=1.0.6
  93 PYTHON_MAKO_REQUIRED=0.3.4
  94
  95 dnl Check for progs
  96 AC_PROG_CPP
  97 AC_PROG_CC
  98 AC_PROG_CXX
  99 AM_PROG_CC_C_O
 100 AM_PROG_AS
 101 AX_CHECK_GNU_MAKE
 102 AC_CHECK_PROGS([PYTHON2], [python2.7 python2 python])
 103 AC_PROG_SED
 104 AC_PROG_MKDIR_P
 105
 106 AC_SYS_LARGEFILE
 107
 108 LT_PREREQ([2.2])
 109 LT_INIT([disable-static])
 110
 111 AC_CHECK_PROG(RM, rm, [rm -f])
 112
 113 AX_PROG_BISON([],
 114               AS_IF([test ! -f "$srcdir/src/compiler/glsl/glcpp/glcpp-parse.c"],
 115                     [AC_MSG_ERROR([bison not found - unable to compile glcpp-parse.y])]))
 116 AX_PROG_FLEX([],
 117              AS_IF([test ! -f "$srcdir/src/compiler/glsl/glcpp/glcpp-lex.c"],
 118                    [AC_MSG_ERROR([flex not found - unable to compile glcpp-lex.l])]))
 119
 120 AC_CHECK_PROG(INDENT, indent, indent, cat)
 121 if test "x$INDENT" != "xcat"; then
 122     # Only GNU indent is supported
 123     INDENT_VERSION=`indent --version | grep GNU`
 124     if test $? -eq 0; then
 125        AC_SUBST(INDENT_FLAGS, '-i4 -nut -br -brs -npcs -ce -TGLubyte -TGLbyte -TBool')
 126     else
 127        INDENT="cat"
 128     fi
 129 fi
 130
 131 AX_CHECK_PYTHON_MAKO_MODULE($PYTHON_MAKO_REQUIRED)
 132
 133 if test -z "$PYTHON2"; then
 134     if test ! -f "$srcdir/src/util/format_srgb.c"; then
 135         AC_MSG_ERROR([Python not found - unable to generate sources])
 136     fi
 137 else
 138     if test "x$acv_mako_found" = xno; then
 139         if test ! -f "$srcdir/src/mesa/main/format_unpack.c"; then
 140             AC_MSG_ERROR([Python mako module v$PYTHON_MAKO_REQUIRED or higher not found])
 141         fi
 142     fi
 143 fi
 144
 145 AC_PROG_INSTALL
 146
 147 dnl We need a POSIX shell for parts of the build. Assume we have one
 148 dnl in most cases.
 149 case "$host_os" in
 150 solaris*)
 151     # Solaris /bin/sh is too old/non-POSIX compliant
 152     AC_PATH_PROGS(POSIX_SHELL, [ksh93 ksh sh])
 153     SHELL="$POSIX_SHELL"
 154     ;;
 155 esac
 156
 157 dnl clang is mostly GCC-compatible, but its version is much lower,
 158 dnl so we have to check for it.
 159 AC_MSG_CHECKING([if compiling with clang])
 160
 161 AC_COMPILE_IFELSE(
 162 [AC_LANG_PROGRAM([], [[
 163 #ifndef __clang__
 164        not clang
 165 #endif
 166 ]])],
 167 [acv_mesa_CLANG=yes], [acv_mesa_CLANG=no])
 168
 169 AC_MSG_RESULT([$acv_mesa_CLANG])
 170
 171 dnl If we're using GCC, make sure that it is at least version 4.2.0.  Older
 172 dnl versions are explictly not supported.
 173 GEN_ASM_OFFSETS=no
 174 USE_GNU99=no
 175 if test "x$GCC" = xyes -a "x$acv_mesa_CLANG" = xno; then
 176     AC_MSG_CHECKING([whether gcc version is sufficient])
 177     major=0
 178     minor=0
 179
 180     GCC_VERSION=`$CC -dumpversion`
 181     if test $? -eq 0; then
 182         GCC_VERSION_MAJOR=`echo $GCC_VERSION | cut -d. -f1`
 183         GCC_VERSION_MINOR=`echo $GCC_VERSION | cut -d. -f2`
 184     fi
 185
 186     if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 2 ; then
 187         AC_MSG_RESULT([no])
 188         AC_MSG_ERROR([If using GCC, version 4.2.0 or later is required.])
 189     else
 190         AC_MSG_RESULT([yes])
 191     fi
 192
 193     if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 6 ; then
 194         USE_GNU99=yes
 195     fi
 196     if test "x$cross_compiling" = xyes; then
 197         GEN_ASM_OFFSETS=yes
 198     fi
 199 fi
 200
 201 dnl We don't support building Mesa with Sun C compiler
 202 dnl https://bugs.freedesktop.org/show_bug.cgi?id=93189
 203 AC_CHECK_DECL([__SUNPRO_C], [SUNCC=yes], [SUNCC=no])
 204 if test "x$SUNCC" = xyes; then
 205     AC_MSG_ERROR([Building with Sun C compiler is not supported, use GCC instead.])
 206 fi
 207
 208 dnl Check for compiler builtins
 209 AX_GCC_BUILTIN([__builtin_bswap32])
 210 AX_GCC_BUILTIN([__builtin_bswap64])
 211 AX_GCC_BUILTIN([__builtin_clz])
 212 AX_GCC_BUILTIN([__builtin_clzll])
 213 AX_GCC_BUILTIN([__builtin_ctz])
 214 AX_GCC_BUILTIN([__builtin_expect])
 215 AX_GCC_BUILTIN([__builtin_ffs])
 216 AX_GCC_BUILTIN([__builtin_ffsll])
 217 AX_GCC_BUILTIN([__builtin_popcount])
 218 AX_GCC_BUILTIN([__builtin_popcountll])
 219 AX_GCC_BUILTIN([__builtin_unreachable])
 220
 221 AX_GCC_FUNC_ATTRIBUTE([const])
 222 AX_GCC_FUNC_ATTRIBUTE([flatten])
 223 AX_GCC_FUNC_ATTRIBUTE([format])
 224 AX_GCC_FUNC_ATTRIBUTE([malloc])
 225 AX_GCC_FUNC_ATTRIBUTE([packed])
 226 AX_GCC_FUNC_ATTRIBUTE([pure])
 227 AX_GCC_FUNC_ATTRIBUTE([returns_nonnull])
 228 AX_GCC_FUNC_ATTRIBUTE([unused])
 229 AX_GCC_FUNC_ATTRIBUTE([visibility])
 230 AX_GCC_FUNC_ATTRIBUTE([warn_unused_result])
 231 AX_GCC_FUNC_ATTRIBUTE([weak])
 232
 233 AM_CONDITIONAL([GEN_ASM_OFFSETS], test "x$GEN_ASM_OFFSETS" = xyes)
 234
 235 dnl Make sure the pkg-config macros are defined
 236 m4_ifndef([PKG_PROG_PKG_CONFIG],
 237     [m4_fatal([Could not locate the pkg-config autoconf macros.
 238   These are usually located in /usr/share/aclocal/pkg.m4. If your macros
 239   are in a different location, try setting the environment variable
 240   ACLOCAL="aclocal -I/other/macro/dir" before running autoreconf.])])
 241 PKG_PROG_PKG_CONFIG()
 242
 243 dnl LIB_DIR - library basename
 244 LIB_DIR=`echo $libdir | $SED 's%.*/%%'`
 245 AC_SUBST([LIB_DIR])
 246
 247 dnl Cache LDFLAGS and CPPFLAGS so we can add to them and restore later
 248 _SAVE_LDFLAGS="$LDFLAGS"
 249 _SAVE_CPPFLAGS="$CPPFLAGS"
 250
 251 dnl Compiler macros
 252 DEFINES="-D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS"
 253 AC_SUBST([DEFINES])
 254 android=no
 255 case "$host_os" in
 256 *-android)
 257     android=yes
 258     ;;
 259 linux*|*-gnu*|gnu*|cygwin*)
 260     DEFINES="$DEFINES -D_GNU_SOURCE"
 261     ;;
 262 solaris*)
 263     DEFINES="$DEFINES -DSVR4"
 264     ;;
 265 esac
 266
 267 AM_CONDITIONAL(HAVE_ANDROID, test "x$android" = xyes)
 268
 269 dnl Add flags for gcc and g++
 270 if test "x$GCC" = xyes; then
 271     CFLAGS="$CFLAGS -Wall"
 272
 273     if test "x$USE_GNU99" = xyes; then
 274         CFLAGS="$CFLAGS -std=gnu99"
 275     else
 276         CFLAGS="$CFLAGS -std=c99"
 277     fi
 278
 279     # Enable -Werror=implicit-function-declaration and
 280     # -Werror=missing-prototypes, if available, or otherwise, just
 281     # -Wmissing-prototypes.  This is particularly useful to avoid
 282     # generating a loadable driver module that has undefined symbols.
 283     save_CFLAGS="$CFLAGS"
 284     AC_MSG_CHECKING([whether $CC supports -Werror=missing-prototypes])
 285     CFLAGS="$CFLAGS -Werror=implicit-function-declaration"
 286     CFLAGS="$CFLAGS -Werror=missing-prototypes"
 287     AC_LINK_IFELSE([AC_LANG_PROGRAM()],
 288                    AC_MSG_RESULT([yes]),
 289                    [CFLAGS="$save_CFLAGS -Wmissing-prototypes";
 290                     AC_MSG_RESULT([no])]);
 291
 292     # Enable -fvisibility=hidden if using a gcc that supports it
 293     save_CFLAGS="$CFLAGS"
 294     AC_MSG_CHECKING([whether $CC supports -fvisibility=hidden])
 295     VISIBILITY_CFLAGS="-fvisibility=hidden"
 296     CFLAGS="$CFLAGS $VISIBILITY_CFLAGS"
 297     AC_LINK_IFELSE([AC_LANG_PROGRAM()], AC_MSG_RESULT([yes]),
 298                    [VISIBILITY_CFLAGS=""; AC_MSG_RESULT([no])]);
 299
 300     # Restore CFLAGS; VISIBILITY_CFLAGS are added to it where needed.
 301     CFLAGS=$save_CFLAGS
 302
 303     # Work around aliasing bugs - developers should comment this out
 304     CFLAGS="$CFLAGS -fno-strict-aliasing"
 305
 306     # We don't want floating-point math functions to set errno or trap
 307     CFLAGS="$CFLAGS -fno-math-errno -fno-trapping-math"
 308
 309     # Flags to help ensure that certain portions of the code -- and only those
 310     # portions -- can be built with MSVC:
 311     # - src/util, src/gallium/auxiliary, rc/gallium/drivers/llvmpipe, and
 312     # - non-Linux/Posix OpenGL portions needs to build on MSVC 2013 (which
 313     #   supports most of C99)
 314     # - the rest has no compiler compiler restrictions
 315     MSVC2013_COMPAT_CFLAGS="-Werror=pointer-arith"
 316     MSVC2013_COMPAT_CXXFLAGS="-Werror=pointer-arith"
 317
 318     # Enable -Werror=vla if compiler supports it
 319     save_CFLAGS="$CFLAGS"
 320     AC_MSG_CHECKING([whether $CC supports -Werror=vla])
 321     CFLAGS="$CFLAGS -Werror=vla"
 322     AC_LINK_IFELSE([AC_LANG_PROGRAM()],
 323                    [MSVC2013_COMPAT_CFLAGS="$MSVC2013_COMPAT_CFLAGS -Werror=vla";
 324                     MSVC2013_COMPAT_CXXFLAGS="$MSVC2013_COMPAT_CXXFLAGS -Werror=vla";
 325                     AC_MSG_RESULT([yes])],
 326                     AC_MSG_RESULT([no]));
 327     CFLAGS="$save_CFLAGS"
 328 fi
 329 if test "x$GXX" = xyes; then
 330     CXXFLAGS="$CXXFLAGS -Wall"
 331
 332     # Enable -fvisibility=hidden if using a gcc that supports it
 333     save_CXXFLAGS="$CXXFLAGS"
 334     AC_MSG_CHECKING([whether $CXX supports -fvisibility=hidden])
 335     VISIBILITY_CXXFLAGS="-fvisibility=hidden"
 336     CXXFLAGS="$CXXFLAGS $VISIBILITY_CXXFLAGS"
 337     AC_LANG_PUSH([C++])
 338     AC_LINK_IFELSE([AC_LANG_PROGRAM()], AC_MSG_RESULT([yes]),
 339                    [VISIBILITY_CXXFLAGS="" ; AC_MSG_RESULT([no])]);
 340     AC_LANG_POP([C++])
 341
 342     # Restore CXXFLAGS; VISIBILITY_CXXFLAGS are added to it where needed.
 343     CXXFLAGS=$save_CXXFLAGS
 344
 345     # Work around aliasing bugs - developers should comment this out
 346     CXXFLAGS="$CXXFLAGS -fno-strict-aliasing"
 347
 348     # We don't want floating-point math functions to set errno or trap
 349     CXXFLAGS="$CXXFLAGS -fno-math-errno -fno-trapping-math"
 350 fi
 351
 352 AC_SUBST([MSVC2013_COMPAT_CFLAGS])
 353 AC_SUBST([MSVC2013_COMPAT_CXXFLAGS])
 354
 355 dnl even if the compiler appears to support it, using visibility attributes isn't
 356 dnl going to do anything useful currently on cygwin apart from emit lots of warnings
 357 case "$host_os" in
 358 cygwin*)
 359     VISIBILITY_CFLAGS=""
 360     VISIBILITY_CXXFLAGS=""
 361     ;;
 362 esac
 363
 364 AC_SUBST([VISIBILITY_CFLAGS])
 365 AC_SUBST([VISIBILITY_CXXFLAGS])
 366
 367 dnl
 368 dnl Optional flags, check for compiler support
 369 dnl
 370 SSE41_CFLAGS="-msse4.1"
 371 dnl Code compiled by GCC with -msse* assumes a 16 byte aligned
 372 dnl stack, but on x86-32 such alignment is not guaranteed.
 373 case "$target_cpu" in
 374 i?86)
 375     SSE41_CFLAGS="$SSE41_CFLAGS -mstackrealign"
 376     ;;
 377 esac
 378 save_CFLAGS="$CFLAGS"
 379 CFLAGS="$SSE41_CFLAGS $CFLAGS"
 380 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
 381 #include <smmintrin.h>
 382 int param;
 383 int main () {
 384     __m128i a = _mm_set1_epi32 (param), b = _mm_set1_epi32 (param + 1), c;
 385     c = _mm_max_epu32(a, b);
 386     return _mm_cvtsi128_si32(c);
 387 }]])], SSE41_SUPPORTED=1)
 388 CFLAGS="$save_CFLAGS"
 389 if test "x$SSE41_SUPPORTED" = x1; then
 390     DEFINES="$DEFINES -DUSE_SSE41"
 391 fi
 392 AM_CONDITIONAL([SSE41_SUPPORTED], [test x$SSE41_SUPPORTED = x1])
 393 AC_SUBST([SSE41_CFLAGS], $SSE41_CFLAGS)
 394
 395 dnl Check for Endianness
 396 AC_C_BIGENDIAN(
 397    little_endian=no,
 398    little_endian=yes,
 399    little_endian=no,
 400    little_endian=no
 401 )
 402
 403 dnl Check for POWER8 Architecture
 404 PWR8_CFLAGS="-mpower8-vector"
 405 have_pwr8_intrinsics=no
 406 AC_MSG_CHECKING(whether gcc supports -mpower8-vector)
 407 save_CFLAGS=$CFLAGS
 408 CFLAGS="$PWR8_CFLAGS $CFLAGS"
 409 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
 410 #if defined(__GNUC__) && (__GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 8))
 411 #error "Need GCC >= 4.8 for sane POWER8 support"
 412 #endif
 413 #include <altivec.h>
 414 int main () {
 415     vector unsigned char r;
 416     vector unsigned int v = vec_splat_u32 (1);
 417     r = __builtin_vec_vgbbd ((vector unsigned char) v);
 418     return 0;
 419 }]])], have_pwr8_intrinsics=yes)
 420 CFLAGS=$save_CFLAGS
 421
 422 AC_ARG_ENABLE(pwr8,
 423    [AC_HELP_STRING([--disable-pwr8-inst],
 424                    [disable POWER8-specific instructions])],
 425    [enable_pwr8=$enableval], [enable_pwr8=auto])
 426
 427 if test "x$enable_pwr8" = xno ; then
 428    have_pwr8_intrinsics=disabled
 429 fi
 430
 431 if test $have_pwr8_intrinsics = yes && test $little_endian = yes ; then
 432    DEFINES="$DEFINES -D_ARCH_PWR8"
 433    CXXFLAGS="$CXXFLAGS $PWR8_CFLAGS"
 434    CFLAGS="$CFLAGS $PWR8_CFLAGS"
 435 else
 436    PWR8_CFLAGS=
 437 fi
 438
 439 AC_MSG_RESULT($have_pwr8_intrinsics)
 440 if test "x$enable_pwr8" = xyes && test $have_pwr8_intrinsics = no ; then
 441    AC_MSG_ERROR([POWER8 compiler support not detected])
 442 fi
 443
 444 if test $have_pwr8_intrinsics = yes && test $little_endian = no ; then
 445    AC_MSG_WARN([POWER8 optimization is enabled only on POWER8 Little-Endian])
 446 fi
 447
 448 AC_SUBST([PWR8_CFLAGS], $PWR8_CFLAGS)
 449
 450 dnl Can't have static and shared libraries, default to static if user
 451 dnl explicitly requested. If both disabled, set to static since shared
 452 dnl was explicitly requested.
 453 case "x$enable_static$enable_shared" in
 454 xyesyes)
 455     AC_MSG_WARN([Cannot build static and shared libraries, disabling shared])
 456     enable_shared=no
 457     ;;
 458 xnono)
 459     AC_MSG_WARN([Cannot disable both static and shared libraries, enabling shared])
 460     enable_shared=yes
 461     ;;
 462 esac
 463
 464 AM_CONDITIONAL(BUILD_SHARED, test "x$enable_shared" = xyes)
 465
 466 dnl
 467 dnl other compiler options
 468 dnl
 469 AC_ARG_ENABLE([debug],
 470     [AS_HELP_STRING([--enable-debug],
 471         [use debug compiler flags and macros @<:@default=disabled@:>@])],
 472     [enable_debug="$enableval"],
 473     [enable_debug=no]
 474 )
 475
 476 AC_ARG_ENABLE([profile],
 477     [AS_HELP_STRING([--enable-profile],
 478         [enable profiling of code @<:@default=disabled@:>@])],
 479     [enable_profile="$enableval"],
 480     [enable_profile=no]
 481 )
 482
 483 if test "x$enable_profile" = xyes; then
 484     DEFINES="$DEFINES -DPROFILE"
 485     if test "x$GCC" = xyes; then
 486         CFLAGS="$CFLAGS -fno-omit-frame-pointer"
 487     fi
 488     if test "x$GXX" = xyes; then
 489         CXXFLAGS="$CXXFLAGS -fno-omit-frame-pointer"
 490     fi
 491 fi
 492
 493 if test "x$enable_debug" = xyes; then
 494     DEFINES="$DEFINES -DDEBUG"
 495     if test "x$enable_profile" = xyes; then
 496         AC_MSG_WARN([Debug and Profile are enabled at the same time])
 497     fi
 498     if test "x$GCC" = xyes; then
 499         if ! echo "$CFLAGS" | grep -q -e '-g'; then
 500             CFLAGS="$CFLAGS -g"
 501         fi
 502         if ! echo "$CFLAGS" | grep -q -e '-O'; then
 503             CFLAGS="$CFLAGS -O0"
 504         fi
 505     fi
 506     if test "x$GXX" = xyes; then
 507         if ! echo "$CXXFLAGS" | grep -q -e '-g'; then
 508             CXXFLAGS="$CXXFLAGS -g"
 509         fi
 510         if ! echo "$CXXFLAGS" | grep -q -e '-O'; then
 511             CXXFLAGS="$CXXFLAGS -O0"
 512         fi
 513     fi
 514 else
 515    DEFINES="$DEFINES -DNDEBUG"
 516 fi
 517
 518 DEFAULT_GL_LIB_NAME=GL
 519
 520 dnl
 521 dnl Check if linker supports -Bsymbolic
 522 dnl
 523 save_LDFLAGS=$LDFLAGS
 524 LDFLAGS="$LDFLAGS -Wl,-Bsymbolic"
 525 AC_MSG_CHECKING([if ld supports -Bsymbolic])
 526 AC_LINK_IFELSE(
 527     [AC_LANG_SOURCE([int main() { return 0;}])],
 528     [AC_MSG_RESULT([yes])
 529         BSYMBOLIC="-Wl,-Bsymbolic";],
 530     [AC_MSG_RESULT([no])
 531         BSYMBOLIC="";])
 532 LDFLAGS=$save_LDFLAGS
 533
 534 AC_SUBST([BSYMBOLIC])
 535
 536 dnl
 537 dnl Check if linker supports garbage collection
 538 dnl
 539 save_LDFLAGS=$LDFLAGS
 540 LDFLAGS="$LDFLAGS -Wl,--gc-sections"
 541 AC_MSG_CHECKING([whether ld supports --gc-sections])
 542 AC_LINK_IFELSE(
 543     [AC_LANG_SOURCE([static char UnusedFunc() { return 5; } int main() { return 0;}])],
 544     [AC_MSG_RESULT([yes])
 545         GC_SECTIONS="-Wl,--gc-sections";],
 546     [AC_MSG_RESULT([no])
 547         GC_SECTIONS="";])
 548 LDFLAGS=$save_LDFLAGS
 549
 550 AC_SUBST([GC_SECTIONS])
 551
 552 dnl
 553 dnl OpenBSD does not have DT_NEEDED entries for libc by design
 554 dnl so when these flags are passed to ld via libtool the checks will fail
 555 dnl
 556 case "$host_os" in
 557 openbsd* | darwin* )
 558     LD_NO_UNDEFINED="" ;;
 559 *)
 560     LD_NO_UNDEFINED="-Wl,--no-undefined" ;;
 561 esac
 562
 563 AC_SUBST([LD_NO_UNDEFINED])
 564
 565 dnl
 566 dnl Check if linker supports version scripts
 567 dnl
 568 AC_MSG_CHECKING([if the linker supports version-scripts])
 569 save_LDFLAGS=$LDFLAGS
 570 LDFLAGS="$LDFLAGS -Wl,--version-script=conftest.map"
 571 cat > conftest.map <<EOF
 572 VERSION_1 {
 573      global:
 574          main;
 575
 576      local:
 577          *;
 578 };
 579 EOF
 580 AC_LINK_IFELSE(
 581     [AC_LANG_SOURCE([int main() { return 0;}])],
 582     [have_ld_version_script=yes;AC_MSG_RESULT(yes)],
 583     [have_ld_version_script=no; AC_MSG_RESULT(no)])
 584 LDFLAGS=$save_LDFLAGS
 585 AM_CONDITIONAL(HAVE_LD_VERSION_SCRIPT, test "$have_ld_version_script" = "yes")
 586
 587 dnl
 588 dnl Check if linker supports dynamic list files
 589 dnl
 590 AC_MSG_CHECKING([if the linker supports --dynamic-list])
 591 save_LDFLAGS=$LDFLAGS
 592 LDFLAGS="$LDFLAGS -Wl,--dynamic-list=conftest.dyn"
 593 cat > conftest.dyn <<EOF
 594 {
 595         radeon_drm_winsys_create;
 596 };
 597 EOF
 598 AC_LINK_IFELSE(
 599     [AC_LANG_SOURCE([int main() { return 0;}])],
 600     [have_ld_dynamic_list=yes;AC_MSG_RESULT(yes)],
 601     [have_ld_dynamic_list=no; AC_MSG_RESULT(no)])
 602 LDFLAGS=$save_LDFLAGS
 603 AM_CONDITIONAL(HAVE_LD_DYNAMIC_LIST, test "$have_ld_dynamic_list" = "yes")
 604
 605 dnl
 606 dnl compatibility symlinks
 607 dnl
 608 case "$host_os" in
 609 linux* )
 610     HAVE_COMPAT_SYMLINKS=yes ;;
 611 * )
 612     HAVE_COMPAT_SYMLINKS=no ;;
 613 esac
 614
 615 AM_CONDITIONAL(HAVE_COMPAT_SYMLINKS, test "x$HAVE_COMPAT_SYMLINKS" = xyes)
 616
 617 DEFAULT_GL_LIB_NAME=GL
 618
 619 dnl
 620 dnl Libglvnd configuration
 621 dnl
 622 AC_ARG_ENABLE([libglvnd],
 623     [AS_HELP_STRING([--enable-libglvnd],
 624         [Build for libglvnd @<:@default=disabled@:>@])],
 625     [enable_libglvnd="$enableval"],
 626     [enable_libglvnd=no])
 627 AM_CONDITIONAL(USE_LIBGLVND_GLX, test "x$enable_libglvnd" = xyes)
 628 #AM_COND_IF([USE_LIBGLVND_GLX], [DEFINES="${DEFINES} -DUSE_LIBGLVND_GLX=1"])
 629 if test "x$enable_libglvnd" = xyes ; then
 630     DEFINES="${DEFINES} -DUSE_LIBGLVND_GLX=1"
 631     DEFAULT_GL_LIB_NAME=GLX_mesa
 632 fi
 633
 634 dnl
 635 dnl library names
 636 dnl
 637 dnl Unfortunately we need to do a few things that libtool can't help us with,
 638 dnl so we need some knowledge of shared library filenames:
 639 dnl
 640 dnl LIB_EXT is the extension used when creating symlinks for alternate
 641 dnl filenames for a shared library which will be dynamically loaded
 642 dnl
 643 dnl IMP_LIB_EXT is the extension used when checking for the presence of a
 644 dnl the file for a shared library we wish to link with
 645 dnl
 646 case "$host_os" in
 647 darwin* )
 648     LIB_EXT='dylib'
 649     IMP_LIB_EXT=$LIB_EXT
 650     ;;
 651 cygwin* )
 652     LIB_EXT='dll'
 653     IMP_LIB_EXT='dll.a'
 654     ;;
 655 aix* )
 656     LIB_EXT='a'
 657     IMP_LIB_EXT=$LIB_EXT
 658     ;;
 659 * )
 660     LIB_EXT='so'
 661     IMP_LIB_EXT=$LIB_EXT
 662     ;;
 663 esac
 664
 665 AC_SUBST([LIB_EXT])
 666
 667 AC_ARG_WITH([gl-lib-name],
 668   [AS_HELP_STRING([--with-gl-lib-name@<:@=NAME@:>@],
 669     [specify GL library name @<:@default=GL@:>@])],
 670   [GL_LIB=$withval],
 671   [GL_LIB="$DEFAULT_GL_LIB_NAME"])
 672 AC_ARG_WITH([osmesa-lib-name],
 673   [AS_HELP_STRING([--with-osmesa-lib-name@<:@=NAME@:>@],
 674     [specify OSMesa library name @<:@default=OSMesa@:>@])],
 675   [OSMESA_LIB=$withval],
 676   [OSMESA_LIB=OSMesa])
 677 AS_IF([test "x$GL_LIB" = xyes], [GL_LIB="$DEFAULT_GL_LIB_NAME"])
 678 AS_IF([test "x$OSMESA_LIB" = xyes], [OSMESA_LIB=OSMesa])
 679
 680 dnl
 681 dnl Mangled Mesa support
 682 dnl
 683 AC_ARG_ENABLE([mangling],
 684   [AS_HELP_STRING([--enable-mangling],
 685     [enable mangled symbols and library name @<:@default=disabled@:>@])],
 686   [enable_mangling="${enableval}"],
 687   [enable_mangling=no]
 688 )
 689 if test "x${enable_mangling}" = "xyes" ; then
 690   DEFINES="${DEFINES} -DUSE_MGL_NAMESPACE"
 691   GL_LIB="Mangled${GL_LIB}"
 692   OSMESA_LIB="Mangled${OSMESA_LIB}"
 693 fi
 694 AC_SUBST([GL_LIB])
 695 AC_SUBST([OSMESA_LIB])
 696
 697 dnl
 698 dnl potentially-infringing-but-nobody-knows-for-sure stuff
 699 dnl
 700 AC_ARG_ENABLE([texture-float],
 701     [AS_HELP_STRING([--enable-texture-float],
 702         [enable floating-point textures and renderbuffers @<:@default=disabled@:>@])],
 703     [enable_texture_float="$enableval"],
 704     [enable_texture_float=no]
 705 )
 706 if test "x$enable_texture_float" = xyes; then
 707     AC_MSG_WARN([Floating-point textures enabled.])
 708     AC_MSG_WARN([Please consult docs/patents.txt with your lawyer before building Mesa.])
 709     DEFINES="$DEFINES -DTEXTURE_FLOAT_ENABLED"
 710 fi
 711
 712 dnl
 713 dnl Arch/platform-specific settings
 714 dnl
 715 AC_ARG_ENABLE([asm],
 716     [AS_HELP_STRING([--disable-asm],
 717         [disable assembly usage @<:@default=enabled on supported plaforms@:>@])],
 718     [enable_asm="$enableval"],
 719     [enable_asm=yes]
 720 )
 721 asm_arch=""
 722 AC_MSG_CHECKING([whether to enable assembly])
 723 test "x$enable_asm" = xno && AC_MSG_RESULT([no])
 724 # disable if cross compiling on x86/x86_64 since we must run gen_matypes
 725 if test "x$enable_asm" = xyes -a "x$cross_compiling" = xyes; then
 726     case "$host_cpu" in
 727     i?86 | x86_64 | amd64)
 728         if test "x$host_cpu" != "x$target_cpu"; then
 729             enable_asm=no
 730             AC_MSG_RESULT([no, cross compiling])
 731         fi
 732         ;;
 733     esac
 734 fi
 735 # check for supported arches
 736 if test "x$enable_asm" = xyes; then
 737     case "$host_cpu" in
 738     i?86)
 739         case "$host_os" in
 740         linux* | *freebsd* | dragonfly* | *netbsd* | openbsd* | gnu*)
 741             asm_arch=x86
 742             ;;
 743         esac
 744         ;;
 745     x86_64|amd64)
 746         case "$host_os" in
 747         linux* | *freebsd* | dragonfly* | *netbsd* | openbsd*)
 748             asm_arch=x86_64
 749             ;;
 750         esac
 751         ;;
 752     sparc*)
 753         case "$host_os" in
 754         linux*)
 755             asm_arch=sparc
 756             ;;
 757         esac
 758         ;;
 759     esac
 760
 761     case "$asm_arch" in
 762     x86)
 763         DEFINES="$DEFINES -DUSE_X86_ASM -DUSE_MMX_ASM -DUSE_3DNOW_ASM -DUSE_SSE_ASM"
 764         AC_MSG_RESULT([yes, x86])
 765         ;;
 766     x86_64|amd64)
 767         DEFINES="$DEFINES -DUSE_X86_64_ASM"
 768         AC_MSG_RESULT([yes, x86_64])
 769         ;;
 770     sparc)
 771         DEFINES="$DEFINES -DUSE_SPARC_ASM"
 772         AC_MSG_RESULT([yes, sparc])
 773         ;;
 774     *)
 775         AC_MSG_RESULT([no, platform not supported])
 776         ;;
 777     esac
 778 fi
 779
 780 AC_HEADER_MAJOR
 781 AC_CHECK_HEADER([xlocale.h], [DEFINES="$DEFINES -DHAVE_XLOCALE_H"])
 782 AC_CHECK_HEADER([sys/sysctl.h], [DEFINES="$DEFINES -DHAVE_SYS_SYSCTL_H"])
 783 AC_CHECK_FUNC([strtof], [DEFINES="$DEFINES -DHAVE_STRTOF"])
 784 AC_CHECK_FUNC([mkostemp], [DEFINES="$DEFINES -DHAVE_MKOSTEMP"])
 785
 786 dnl Check to see if dlopen is in default libraries (like Solaris, which
 787 dnl has it in libc), or if libdl is needed to get it.
 788 AC_CHECK_FUNC([dlopen], [DEFINES="$DEFINES -DHAVE_DLOPEN"],
 789     [AC_CHECK_LIB([dl], [dlopen],
 790        [DEFINES="$DEFINES -DHAVE_DLOPEN"; DLOPEN_LIBS="-ldl"])])
 791 AC_SUBST([DLOPEN_LIBS])
 792
 793 dnl Check if that library also has dladdr
 794 save_LIBS="$LIBS"
 795 LIBS="$LIBS $DLOPEN_LIBS"
 796 AC_CHECK_FUNCS([dladdr])
 797 LIBS="$save_LIBS"
 798
 799 case "$host_os" in
 800 darwin*)
 801     ;;
 802 *)
 803     AC_CHECK_FUNCS([clock_gettime], [CLOCK_LIB=],
 804                    [AC_CHECK_LIB([rt], [clock_gettime], [CLOCK_LIB=-lrt],
 805                                  [AC_MSG_ERROR([Could not find clock_gettime])])])
 806     AC_SUBST([CLOCK_LIB])
 807     ;;
 808 esac
 809
 810 dnl See if posix_memalign is available
 811 AC_CHECK_FUNC([posix_memalign], [DEFINES="$DEFINES -DHAVE_POSIX_MEMALIGN"])
 812
 813 dnl Check for pthreads
 814 AX_PTHREAD
 815 if test "x$ax_pthread_ok" = xno; then
 816     AC_MSG_ERROR([Building mesa on this platform requires pthreads])
 817 fi
 818 dnl AX_PTHREADS leaves PTHREAD_LIBS empty for gcc and sets PTHREAD_CFLAGS
 819 dnl to -pthread, which causes problems if we need -lpthread to appear in
 820 dnl pkgconfig files.
 821 test -z "$PTHREAD_LIBS" && PTHREAD_LIBS="-lpthread"
 822
 823 dnl pthread-stubs is mandatory on targets where it exists
 824 case "$host_os" in
 825 cygwin* )
 826     pthread_stubs_possible="no"
 827     ;;
 828 * )
 829     pthread_stubs_possible="yes"
 830     ;;
 831 esac
 832
 833 if test "x$pthread_stubs_possible" = xyes; then
 834     PKG_CHECK_MODULES(PTHREADSTUBS, pthread-stubs)
 835     AC_SUBST(PTHREADSTUBS_CFLAGS)
 836     AC_SUBST(PTHREADSTUBS_LIBS)
 837 fi
 838
 839 dnl SELinux awareness.
 840 AC_ARG_ENABLE([selinux],
 841     [AS_HELP_STRING([--enable-selinux],
 842         [Build SELinux-aware Mesa @<:@default=disabled@:>@])],
 843     [MESA_SELINUX="$enableval"],
 844     [MESA_SELINUX=no])
 845 if test "x$enable_selinux" = "xyes"; then
 846     PKG_CHECK_MODULES([SELINUX], [libselinux], [],
 847         [AC_CHECK_HEADER([selinux/selinux.h],[],
 848                          [AC_MSG_ERROR([SELinux headers not found])])
 849          AC_CHECK_LIB([selinux],[is_selinux_enabled],[],
 850                       [AC_MSG_ERROR([SELinux library not found])])
 851          SELINUX_LIBS="-lselinux"])
 852     DEFINES="$DEFINES -DMESA_SELINUX"
 853 fi
 854 AC_SUBST([SELINUX_CFLAGS])
 855 AC_SUBST([SELINUX_LIBS])
 856
 857 dnl Options for APIs
 858 AC_ARG_ENABLE([opengl],
 859     [AS_HELP_STRING([--disable-opengl],
 860         [disable support for standard OpenGL API @<:@default=enabled@:>@])],
 861     [enable_opengl="$enableval"],
 862     [enable_opengl=yes])
 863 AC_ARG_ENABLE([gles1],
 864     [AS_HELP_STRING([--disable-gles1],
 865         [disable support for OpenGL ES 1.x API @<:@default=enabled@:>@])],
 866     [enable_gles1="$enableval"],
 867     [enable_gles1=yes])
 868 AC_ARG_ENABLE([gles2],
 869     [AS_HELP_STRING([--disable-gles2],
 870         [disable support for OpenGL ES 2.x API @<:@default=enabled@:>@])],
 871     [enable_gles2="$enableval"],
 872     [enable_gles2=yes])
 873
 874 AC_ARG_ENABLE([dri],
 875     [AS_HELP_STRING([--enable-dri],
 876         [enable DRI modules @<:@default=enabled@:>@])],
 877     [enable_dri="$enableval"],
 878     [enable_dri=yes])
 879
 880 case "$host_os" in
 881 linux*)
 882     dri3_default=yes
 883     ;;
 884 *)
 885     dri3_default=no
 886     ;;
 887 esac
 888
 889 if test "x$enable_dri" = xno; then
 890     dri3_default=no
 891 fi
 892
 893 AC_ARG_ENABLE([dri3],
 894     [AS_HELP_STRING([--enable-dri3],
 895         [enable DRI3 @<:@default=auto@:>@])],
 896     [enable_dri3="$enableval"],
 897     [enable_dri3="$dri3_default"])
 898 AC_ARG_ENABLE([glx],
 899     [AS_HELP_STRING([--enable-glx@<:@=dri|xlib|gallium-xlib@:>@],
 900         [enable the GLX library and choose an implementation @<:@default=auto@:>@])],
 901     [enable_glx="$enableval"],
 902     [enable_glx=yes])
 903 AC_ARG_ENABLE([osmesa],
 904     [AS_HELP_STRING([--enable-osmesa],
 905         [enable OSMesa library @<:@default=disabled@:>@])],
 906     [enable_osmesa="$enableval"],
 907     [enable_osmesa=no])
 908 AC_ARG_ENABLE([gallium-osmesa],
 909     [AS_HELP_STRING([--enable-gallium-osmesa],
 910         [enable Gallium implementation of the OSMesa library @<:@default=disabled@:>@])],
 911     [enable_gallium_osmesa="$enableval"],
 912     [enable_gallium_osmesa=no])
 913 AC_ARG_ENABLE([egl],
 914     [AS_HELP_STRING([--disable-egl],
 915         [disable EGL library @<:@default=enabled@:>@])],
 916     [enable_egl="$enableval"],
 917     [enable_egl=yes])
 918
 919 AC_ARG_ENABLE([xa],
 920     [AS_HELP_STRING([--enable-xa],
 921         [enable build of the XA X Acceleration API @<:@default=disabled@:>@])],
 922     [enable_xa="$enableval"],
 923     [enable_xa=no])
 924 AC_ARG_ENABLE([gbm],
 925    [AS_HELP_STRING([--enable-gbm],
 926          [enable gbm library @<:@default=auto@:>@])],
 927    [enable_gbm="$enableval"],
 928    [enable_gbm=auto])
 929 AC_ARG_ENABLE([nine],
 930     [AS_HELP_STRING([--enable-nine],
 931         [enable build of the nine Direct3D9 API @<:@default=no@:>@])],
 932     [enable_nine="$enableval"],
 933     [enable_nine=no])
 934
 935 AC_ARG_ENABLE([xvmc],
 936    [AS_HELP_STRING([--enable-xvmc],
 937          [enable xvmc library @<:@default=auto@:>@])],
 938    [enable_xvmc="$enableval"],
 939    [enable_xvmc=auto])
 940 AC_ARG_ENABLE([vdpau],
 941    [AS_HELP_STRING([--enable-vdpau],
 942          [enable vdpau library @<:@default=auto@:>@])],
 943    [enable_vdpau="$enableval"],
 944    [enable_vdpau=auto])
 945 AC_ARG_ENABLE([omx],
 946    [AS_HELP_STRING([--enable-omx],
 947          [enable OpenMAX library @<:@default=disabled@:>@])],
 948    [enable_omx="$enableval"],
 949    [enable_omx=no])
 950 AC_ARG_ENABLE([va],
 951    [AS_HELP_STRING([--enable-va],
 952          [enable va library @<:@default=auto@:>@])],
 953    [enable_va="$enableval"],
 954    [enable_va=auto])
 955 AC_ARG_ENABLE([opencl],
 956    [AS_HELP_STRING([--enable-opencl],
 957          [enable OpenCL library @<:@default=disabled@:>@])],
 958    [enable_opencl="$enableval"],
 959    [enable_opencl=no])
 960 AC_ARG_ENABLE([opencl_icd],
 961    [AS_HELP_STRING([--enable-opencl-icd],
 962           [Build an OpenCL ICD library to be loaded by an ICD implementation
 963            @<:@default=disabled@:>@])],
 964     [enable_opencl_icd="$enableval"],
 965     [enable_opencl_icd=no])
 966
 967 AC_ARG_ENABLE([gallium-tests],
 968     [AS_HELP_STRING([--enable-gallium-tests],
 969         [Enable optional Gallium tests) @<:@default=disabled@:>@])],
 970     [enable_gallium_tests="$enableval"],
 971     [enable_gallium_tests=no])
 972
 973 # Option for Gallium drivers
 974
 975 # Keep this in sync with the --with-gallium-drivers help string default value
 976 GALLIUM_DRIVERS_DEFAULT="r300,r600,svga,swrast"
 977
 978 AC_ARG_WITH([gallium-drivers],
 979     [AS_HELP_STRING([--with-gallium-drivers@<:@=DIRS...@:>@],
 980         [comma delimited Gallium drivers list, e.g.
 981         "i915,ilo,nouveau,r300,r600,radeonsi,freedreno,svga,swrast,vc4,virgl"
 982         @<:@default=r300,r600,svga,swrast@:>@])],
 983     [with_gallium_drivers="$withval"],
 984     [with_gallium_drivers="$GALLIUM_DRIVERS_DEFAULT"])
 985
 986 # Doing '--without-gallium-drivers' will set this variable to 'no'.  Clear it
 987 # here so that the script doesn't choke on an unknown driver name later.
 988 case "$with_gallium_drivers" in
 989     yes) with_gallium_drivers="$GALLIUM_DRIVERS_DEFAULT" ;;
 990     no) with_gallium_drivers='' ;;
 991 esac
 992
 993 if test "x$enable_opengl" = xno -a \
 994         "x$enable_gles1" = xno -a \
 995         "x$enable_gles2" = xno -a \
 996         "x$enable_nine" = xno -a \
 997         "x$enable_xa" = xno -a \
 998         "x$enable_xvmc" = xno -a \
 999         "x$enable_vdpau" = xno -a \
1000         "x$enable_omx" = xno -a \
1001         "x$enable_va" = xno -a \
1002         "x$enable_opencl" = xno; then
1003     AC_MSG_ERROR([at least one API should be enabled])
1004 fi
1005
1006 # Building OpenGL ES1 and/or ES2 without OpenGL is not supported on mesa 9.0.x
1007 if test "x$enable_opengl" = xno -a \
1008         "x$enable_gles1" = xyes; then
1009     AC_MSG_ERROR([Building OpenGL ES1 without OpenGL is not supported])
1010 fi
1011
1012 if test "x$enable_opengl" = xno -a \
1013         "x$enable_gles2" = xyes; then
1014     AC_MSG_ERROR([Building OpenGL ES2 without OpenGL is not supported])
1015 fi
1016
1017 AM_CONDITIONAL(HAVE_OPENGL, test "x$enable_opengl" = xyes)
1018 AM_CONDITIONAL(HAVE_OPENGL_ES1, test "x$enable_gles1" = xyes)
1019 AM_CONDITIONAL(HAVE_OPENGL_ES2, test "x$enable_gles2" = xyes)
1020 AM_CONDITIONAL(NEED_OPENGL_COMMON, test "x$enable_opengl" = xyes -o \
1021                                         "x$enable_gles1" = xyes -o \
1022                                         "x$enable_gles2" = xyes)
1023
1024 # Validate GLX options
1025 if test "x$enable_glx" = xyes; then
1026     if test "x$enable_dri" = xyes; then
1027         enable_glx=dri
1028     elif test -n "$with_gallium_drivers"; then
1029         enable_glx=gallium-xlib
1030     else
1031         enable_glx=xlib
1032     fi
1033 fi
1034 case "x$enable_glx" in
1035 xdri | xxlib | xgallium-xlib)
1036     # GLX requires OpenGL
1037     if test "x$enable_opengl" = xno; then
1038         AC_MSG_ERROR([GLX cannot be built without OpenGL])
1039     fi
1040
1041     # Check individual dependencies
1042     case "x$enable_glx" in
1043     xdri)
1044         if test "x$enable_dri" = xno; then
1045             AC_MSG_ERROR([DRI-based GLX requires DRI to be enabled])
1046         fi
1047         ;;
1048     xxlib)
1049         if test "x$enable_dri" = xyes; then
1050             AC_MSG_ERROR([Xlib-based GLX cannot be built with DRI enabled])
1051         fi
1052         ;;
1053     xgallium-xlib )
1054         if test "x$enable_dri" = xyes; then
1055             AC_MSG_ERROR([Xlib-based (Gallium) GLX cannot be built with DRI enabled])
1056         fi
1057         if test -z "$with_gallium_drivers"; then
1058             AC_MSG_ERROR([Xlib-based (Gallium) GLX cannot be built without Gallium enabled])
1059         fi
1060         ;;
1061     esac
1062     ;;
1063 xno)
1064     ;;
1065 *)
1066     AC_MSG_ERROR([Illegal value for --enable-glx: $enable_glx])
1067     ;;
1068 esac
1069
1070 AM_CONDITIONAL(HAVE_GLX, test "x$enable_glx" != xno)
1071 AM_CONDITIONAL(HAVE_DRI_GLX, test "x$enable_glx" = xdri)
1072 AM_CONDITIONAL(HAVE_XLIB_GLX, test "x$enable_glx" = xxlib)
1073 AM_CONDITIONAL(HAVE_GALLIUM_XLIB_GLX, test "x$enable_glx" = xgallium-xlib)
1074
1075 dnl
1076 dnl Libglvnd configuration
1077 dnl
1078 AC_ARG_ENABLE([libglvnd],
1079     [AS_HELP_STRING([--enable-libglvnd],
1080         [Build for libglvnd @<:@default=disabled@:>@])],
1081     [enable_libglvnd="$enableval"],
1082     [enable_libglvnd=no])
1083 AM_CONDITIONAL(USE_LIBGLVND_GLX, test "x$enable_libglvnd" = xyes)
1084 if test "x$enable_libglvnd" = xyes ; then
1085     dnl XXX: update once we can handle more than libGL/glx.
1086     dnl Namely: we should error out if neither of the glvnd enabled libraries
1087     dnl are built
1088     case "x$enable_glx" in
1089     xno)
1090         AC_MSG_ERROR([cannot build libglvnd without GLX])
1091         ;;
1092     xxlib | xgallium-xlib )
1093         AC_MSG_ERROR([cannot build libgvnd when Xlib-GLX or Gallium-Xlib-GLX is enabled])
1094         ;;
1095     xdri)
1096         ;;
1097     esac
1098
1099     PKG_CHECK_MODULES([GLVND], libglvnd >= 0.1.0)
1100     DEFINES="${DEFINES} -DUSE_LIBGLVND_GLX=1"
1101     DEFAULT_GL_LIB_NAME=GLX_mesa
1102 fi
1103
1104 # Check for libdrm
1105 PKG_CHECK_MODULES([LIBDRM], [libdrm >= $LIBDRM_REQUIRED],
1106                   [have_libdrm=yes], [have_libdrm=no])
1107 if test "x$have_libdrm" = xyes; then
1108         DEFINES="$DEFINES -DHAVE_LIBDRM"
1109 fi
1110
1111 # Select which platform-dependent DRI code gets built
1112 case "$host_os" in
1113 darwin*)
1114     dri_platform='apple' ;;
1115 gnu*|cygwin*)
1116     dri_platform='none' ;;
1117 *)
1118     dri_platform='drm' ;;
1119 esac
1120
1121 if test "x$enable_dri" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes; then
1122     have_drisw_kms='yes'
1123 fi
1124
1125 AM_CONDITIONAL(HAVE_DRICOMMON, test "x$enable_dri" = xyes )
1126 AM_CONDITIONAL(HAVE_DRISW, test "x$enable_dri" = xyes )
1127 AM_CONDITIONAL(HAVE_DRISW_KMS, test "x$have_drisw_kms" = xyes )
1128 AM_CONDITIONAL(HAVE_DRI2, test "x$enable_dri" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes )
1129 AM_CONDITIONAL(HAVE_DRI3, test "x$enable_dri3" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes )
1130 AM_CONDITIONAL(HAVE_APPLEDRI, test "x$enable_dri" = xyes -a "x$dri_platform" = xapple )
1131
1132 AC_ARG_ENABLE([shared-glapi],
1133     [AS_HELP_STRING([--enable-shared-glapi],
1134         [Enable shared glapi for OpenGL @<:@default=enabled@:>@])],
1135     [enable_shared_glapi="$enableval"],
1136     [enable_shared_glapi=yes])
1137
1138 case "x$enable_opengl$enable_gles1$enable_gles2" in
1139 x*yes*yes*)
1140     if test "x$enable_shared_glapi" = xno; then
1141         AC_MSG_ERROR([shared GLAPI required when building two or more of
1142                       the following APIs - opengl, gles1 gles2])
1143     fi
1144     ;;
1145 esac
1146
1147 AM_CONDITIONAL(HAVE_SHARED_GLAPI, test "x$enable_shared_glapi" = xyes)
1148
1149 # Build the pipe-drivers as separate libraries/modules.
1150 # Do not touch this unless you know what you are doing.
1151 # XXX: Expose via configure option ?
1152 enable_shared_pipe_drivers=no
1153
1154 dnl
1155 dnl Driver specific build directories
1156 dnl
1157
1158 if test "x$enable_gallium_osmesa" = xyes; then
1159     if ! echo "$with_gallium_drivers" | grep -q 'swrast'; then
1160         AC_MSG_ERROR([gallium_osmesa requires the gallium swrast driver])
1161     fi
1162     if test "x$enable_osmesa" = xyes; then
1163         AC_MSG_ERROR([Cannot enable both classic and Gallium OSMesa implementations])
1164     fi
1165 fi
1166
1167 AC_SUBST([MESA_LLVM])
1168
1169 # SHA1 hashing
1170 AC_ARG_WITH([sha1],
1171         [AS_HELP_STRING([--with-sha1=libc|libmd|libnettle|libgcrypt|libcrypto|libsha1|CommonCrypto|CryptoAPI],
1172         [choose SHA1 implementation])])
1173 case "x$with_sha1" in
1174 x | xlibc | xlibmd | xlibnettle | xlibgcrypt | xlibcrypto | xlibsha1 | xCommonCrypto | xCryptoAPI)
1175   ;;
1176 *)
1177         AC_MSG_ERROR([Illegal value for --with-sha1: $with_sha1])
1178 esac
1179
1180 AC_CHECK_FUNC([SHA1Init], [HAVE_SHA1_IN_LIBC=yes])
1181 if test "x$with_sha1" = x && test "x$HAVE_SHA1_IN_LIBC" = xyes; then
1182         with_sha1=libc
1183 fi
1184 if test "x$with_sha1" = xlibc && test "x$HAVE_SHA1_IN_LIBC" != xyes; then
1185         AC_MSG_ERROR([sha1 in libc requested but not found])
1186 fi
1187 if test "x$with_sha1" = xlibc; then
1188         AC_DEFINE([HAVE_SHA1_IN_LIBC], [1],
1189                 [Use libc SHA1 functions])
1190         SHA1_LIBS=""
1191 fi
1192 AC_CHECK_FUNC([CC_SHA1_Init], [HAVE_SHA1_IN_COMMONCRYPTO=yes])
1193 if test "x$with_sha1" = x && test "x$HAVE_SHA1_IN_COMMONCRYPTO" = xyes; then
1194         with_sha1=CommonCrypto
1195 fi
1196 if test "x$with_sha1" = xCommonCrypto && test "x$HAVE_SHA1_IN_COMMONCRYPTO" != xyes; then
1197         AC_MSG_ERROR([CommonCrypto requested but not found])
1198 fi
1199 if test "x$with_sha1" = xCommonCrypto; then
1200         AC_DEFINE([HAVE_SHA1_IN_COMMONCRYPTO], [1],
1201                 [Use CommonCrypto SHA1 functions])
1202         SHA1_LIBS=""
1203 fi
1204 dnl stdcall functions cannot be tested with AC_CHECK_LIB
1205 AC_CHECK_HEADER([wincrypt.h], [HAVE_SHA1_IN_CRYPTOAPI=yes], [], [#include <windows.h>])
1206 if test "x$with_sha1" = x && test "x$HAVE_SHA1_IN_CRYPTOAPI" = xyes; then
1207         with_sha1=CryptoAPI
1208 fi
1209 if test "x$with_sha1" = xCryptoAPI && test "x$HAVE_SHA1_IN_CRYPTOAPI" != xyes; then
1210         AC_MSG_ERROR([CryptoAPI requested but not found])
1211 fi
1212 if test "x$with_sha1" = xCryptoAPI; then
1213         AC_DEFINE([HAVE_SHA1_IN_CRYPTOAPI], [1],
1214                 [Use CryptoAPI SHA1 functions])
1215         SHA1_LIBS=""
1216 fi
1217 AC_CHECK_LIB([md], [SHA1Init], [HAVE_LIBMD=yes])
1218 if test "x$with_sha1" = x && test "x$HAVE_LIBMD" = xyes; then
1219         with_sha1=libmd
1220 fi
1221 if test "x$with_sha1" = xlibmd && test "x$HAVE_LIBMD" != xyes; then
1222         AC_MSG_ERROR([libmd requested but not found])
1223 fi
1224 if test "x$with_sha1" = xlibmd; then
1225         AC_DEFINE([HAVE_SHA1_IN_LIBMD], [1],
1226                   [Use libmd SHA1 functions])
1227         SHA1_LIBS=-lmd
1228 fi
1229 PKG_CHECK_MODULES([LIBSHA1], [libsha1], [HAVE_LIBSHA1=yes], [HAVE_LIBSHA1=no])
1230 if test "x$with_sha1" = x && test "x$HAVE_LIBSHA1" = xyes; then
1231    with_sha1=libsha1
1232 fi
1233 if test "x$with_sha1" = xlibsha1 && test "x$HAVE_LIBSHA1" != xyes; then
1234         AC_MSG_ERROR([libsha1 requested but not found])
1235 fi
1236 if test "x$with_sha1" = xlibsha1; then
1237         AC_DEFINE([HAVE_SHA1_IN_LIBSHA1], [1],
1238                   [Use libsha1 for SHA1])
1239         SHA1_LIBS=-lsha1
1240 fi
1241 AC_CHECK_LIB([nettle], [nettle_sha1_init], [HAVE_LIBNETTLE=yes])
1242 if test "x$with_sha1" = x && test "x$HAVE_LIBNETTLE" = xyes; then
1243         with_sha1=libnettle
1244 fi
1245 if test "x$with_sha1" = xlibnettle && test "x$HAVE_LIBNETTLE" != xyes; then
1246         AC_MSG_ERROR([libnettle requested but not found])
1247 fi
1248 if test "x$with_sha1" = xlibnettle; then
1249         AC_DEFINE([HAVE_SHA1_IN_LIBNETTLE], [1],
1250                   [Use libnettle SHA1 functions])
1251         SHA1_LIBS=-lnettle
1252 fi
1253 AC_CHECK_LIB([gcrypt], [gcry_md_open], [HAVE_LIBGCRYPT=yes])
1254 if test "x$with_sha1" = x && test "x$HAVE_LIBGCRYPT" = xyes; then
1255         with_sha1=libgcrypt
1256 fi
1257 if test "x$with_sha1" = xlibgcrypt && test "x$HAVE_LIBGCRYPT" != xyes; then
1258         AC_MSG_ERROR([libgcrypt requested but not found])
1259 fi
1260 if test "x$with_sha1" = xlibgcrypt; then
1261         AC_DEFINE([HAVE_SHA1_IN_LIBGCRYPT], [1],
1262                   [Use libgcrypt SHA1 functions])
1263         SHA1_LIBS=-lgcrypt
1264 fi
1265 # We don't need all of the OpenSSL libraries, just libcrypto
1266 AC_CHECK_LIB([crypto], [SHA1_Init], [HAVE_LIBCRYPTO=yes])
1267 PKG_CHECK_MODULES([OPENSSL], [openssl], [HAVE_OPENSSL_PKC=yes],
1268                   [HAVE_OPENSSL_PKC=no])
1269 if test "x$HAVE_LIBCRYPTO" = xyes || test "x$HAVE_OPENSSL_PKC" = xyes; then
1270         if test "x$with_sha1" = x; then
1271                 with_sha1=libcrypto
1272         fi
1273 else
1274         if test "x$with_sha1" = xlibcrypto; then
1275                 AC_MSG_ERROR([OpenSSL libcrypto requested but not found])
1276         fi
1277 fi
1278 if test "x$with_sha1" = xlibcrypto; then
1279         if test "x$HAVE_LIBCRYPTO" = xyes; then
1280                 SHA1_LIBS=-lcrypto
1281         else
1282                 SHA1_LIBS="$OPENSSL_LIBS"
1283                 SHA1_CFLAGS="$OPENSSL_CFLAGS"
1284         fi
1285 fi
1286 AC_MSG_CHECKING([for SHA1 implementation])
1287 AC_MSG_RESULT([$with_sha1])
1288 AC_SUBST(SHA1_LIBS)
1289 AC_SUBST(SHA1_CFLAGS)
1290
1291 # Enable a define for SHA1
1292 if test "x$with_sha1" != "x"; then
1293         DEFINES="$DEFINES -DHAVE_SHA1"
1294 fi
1295
1296 # Allow user to configure out the shader-cache feature
1297 AC_ARG_ENABLE([shader-cache],
1298     AS_HELP_STRING([--disable-shader-cache], [Disable binary shader cache]),
1299     [enable_shader_cache="$enableval"],
1300     [if test "x$with_sha1" != "x"; then
1301         enable_shader_cache=yes
1302      else
1303         enable_shader_cache=no
1304      fi])
1305 if test "x$with_sha1" = "x"; then
1306     if test "x$enable_shader_cache" = "xyes"; then
1307         AC_MSG_ERROR([Cannot enable shader cache (no SHA-1 implementation found)])
1308     fi
1309 fi
1310 AM_CONDITIONAL([ENABLE_SHADER_CACHE], [test x$enable_shader_cache = xyes])
1311
1312 case "$host_os" in
1313 linux*)
1314     need_pci_id=yes ;;
1315 *)
1316     need_pci_id=no ;;
1317 esac
1318
1319 PKG_CHECK_MODULES([LIBUDEV], [libudev >= $LIBUDEV_REQUIRED],
1320                   have_libudev=yes, have_libudev=no)
1321
1322 AC_ARG_ENABLE([sysfs],
1323     [AS_HELP_STRING([--enable-sysfs],
1324         [enable /sys PCI identification @<:@default=disabled@:>@])],
1325     [have_sysfs="$enableval"],
1326     [have_sysfs=no]
1327 )
1328
1329 if test "x$enable_dri" = xyes; then
1330     if test "$enable_static" = yes; then
1331         AC_MSG_ERROR([Cannot use static libraries for DRI drivers])
1332     fi
1333
1334     # not a hard requirement as swrast does not depend on it
1335     if test "x$have_libdrm" = xyes; then
1336         DRI_PC_REQ_PRIV="libdrm >= $LIBDRM_REQUIRED"
1337     fi
1338 fi
1339
1340 AC_ARG_ENABLE([driglx-direct],
1341     [AS_HELP_STRING([--disable-driglx-direct],
1342         [disable direct rendering in GLX and EGL for DRI \
1343             @<:@default=auto@:>@])],
1344     [driglx_direct="$enableval"],
1345     [driglx_direct="yes"])
1346
1347 dnl
1348 dnl libGL configuration per driver
1349 dnl
1350 case "x$enable_glx" in
1351 xxlib | xgallium-xlib)
1352     # Xlib-based GLX
1353     dri_modules="x11 xext xcb"
1354     PKG_CHECK_MODULES([XLIBGL], [$dri_modules])
1355     GL_PC_REQ_PRIV="$GL_PC_REQ_PRIV $dri_modules"
1356     X11_INCLUDES="$X11_INCLUDES $XLIBGL_CFLAGS"
1357     GL_LIB_DEPS="$XLIBGL_LIBS"
1358     GL_LIB_DEPS="$GL_LIB_DEPS $SELINUX_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1359     GL_PC_LIB_PRIV="$GL_PC_LIB_PRIV $SELINUX_LIBS -lm $PTHREAD_LIBS"
1360     ;;
1361 xdri)
1362     # DRI-based GLX
1363     PKG_CHECK_MODULES([GLPROTO], [glproto >= $GLPROTO_REQUIRED])
1364
1365     # find the DRI deps for libGL
1366     dri_modules="x11 xext xdamage xfixes x11-xcb xcb xcb-glx >= $XCBGLX_REQUIRED"
1367
1368     if test x"$driglx_direct" = xyes; then
1369         if test x"$dri_platform" = xdrm ; then
1370             DEFINES="$DEFINES -DGLX_USE_DRM"
1371             if test "x$have_libdrm" != xyes; then
1372                AC_MSG_ERROR([Direct rendering requires libdrm >= $LIBDRM_REQUIRED])
1373             fi
1374
1375             PKG_CHECK_MODULES([DRI2PROTO], [dri2proto >= $DRI2PROTO_REQUIRED])
1376             GL_PC_REQ_PRIV="$GL_PC_REQ_PRIV libdrm >= $LIBDRM_REQUIRED"
1377             if test x"$enable_dri3" = xyes; then
1378                PKG_CHECK_MODULES([DRI3PROTO], [dri3proto >= $DRI3PROTO_REQUIRED])
1379                PKG_CHECK_MODULES([PRESENTPROTO], [presentproto >= $PRESENTPROTO_REQUIRED])
1380             fi
1381
1382             if test x"$enable_dri" = xyes; then
1383                dri_modules="$dri_modules xcb-dri2 >= $XCBDRI2_REQUIRED"
1384             fi
1385
1386             if test x"$enable_dri3" = xyes; then
1387                PKG_CHECK_EXISTS([xcb >= $XCB_REQUIRED], [], AC_MSG_ERROR([DRI3 requires xcb >= $XCB_REQUIRED]))
1388                dri3_modules="xcb xcb-dri3 xcb-present xcb-sync xshmfence >= $XSHMFENCE_REQUIRED"
1389                PKG_CHECK_MODULES([XCB_DRI3], [$dri3_modules])
1390             fi
1391         fi
1392         if test x"$dri_platform" = xapple ; then
1393             DEFINES="$DEFINES -DGLX_USE_APPLEGL"
1394         fi
1395     fi
1396
1397     # add xf86vidmode if available
1398     PKG_CHECK_MODULES([XF86VIDMODE], [xxf86vm], HAVE_XF86VIDMODE=yes, HAVE_XF86VIDMODE=no)
1399     if test "$HAVE_XF86VIDMODE" = yes ; then
1400         dri_modules="$dri_modules xxf86vm"
1401     fi
1402
1403     PKG_CHECK_MODULES([DRIGL], [$dri_modules])
1404     GL_PC_REQ_PRIV="$GL_PC_REQ_PRIV $dri_modules"
1405     X11_INCLUDES="$X11_INCLUDES $DRIGL_CFLAGS"
1406     GL_LIB_DEPS="$DRIGL_LIBS"
1407
1408     # need DRM libs, $PTHREAD_LIBS, etc.
1409     GL_LIB_DEPS="$GL_LIB_DEPS $LIBDRM_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1410     GL_PC_LIB_PRIV="-lm $PTHREAD_LIBS $DLOPEN_LIBS"
1411     ;;
1412 esac
1413
1414 have_pci_id=no
1415 if test "$have_libudev" = yes; then
1416     DEFINES="$DEFINES -DHAVE_LIBUDEV"
1417     have_pci_id=yes
1418 fi
1419
1420 if test "$have_sysfs" = yes; then
1421     DEFINES="$DEFINES -DHAVE_SYSFS"
1422     have_pci_id=yes
1423 fi
1424
1425 # This is outside the case (above) so that it is invoked even for non-GLX
1426 # builds.
1427 AM_CONDITIONAL(HAVE_XF86VIDMODE, test "x$HAVE_XF86VIDMODE" = xyes)
1428
1429 GLESv1_CM_LIB_DEPS="$LIBDRM_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1430 GLESv1_CM_PC_LIB_PRIV="-lm $PTHREAD_LIBS $DLOPEN_LIBS"
1431 GLESv2_LIB_DEPS="$LIBDRM_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1432 GLESv2_PC_LIB_PRIV="-lm $PTHREAD_LIBS $DLOPEN_LIBS"
1433
1434 AC_SUBST([X11_INCLUDES])
1435 AC_SUBST([GL_LIB_DEPS])
1436 AC_SUBST([GL_PC_REQ_PRIV])
1437 AC_SUBST([GL_PC_LIB_PRIV])
1438 AC_SUBST([GL_PC_CFLAGS])
1439 AC_SUBST([DRI_PC_REQ_PRIV])
1440 AC_SUBST([GLESv1_CM_LIB_DEPS])
1441 AC_SUBST([GLESv1_CM_PC_LIB_PRIV])
1442 AC_SUBST([GLESv2_LIB_DEPS])
1443 AC_SUBST([GLESv2_PC_LIB_PRIV])
1444
1445 AC_SUBST([HAVE_XF86VIDMODE])
1446
1447 dnl
1448 dnl More GLX setup
1449 dnl
1450 case "x$enable_glx" in
1451 xxlib | xgallium-xlib)
1452     DEFINES="$DEFINES -DUSE_XSHM"
1453     ;;
1454 xdri)
1455     DEFINES="$DEFINES -DGLX_INDIRECT_RENDERING"
1456     if test "x$driglx_direct" = xyes; then
1457         DEFINES="$DEFINES -DGLX_DIRECT_RENDERING"
1458     fi
1459     ;;
1460 esac
1461
1462 dnl
1463 dnl TLS detection
1464 dnl
1465
1466 AC_ARG_ENABLE([glx-tls],
1467     [AS_HELP_STRING([--enable-glx-tls],
1468         [enable TLS support in GLX @<:@default=disabled@:>@])],
1469     [GLX_USE_TLS="$enableval"],
1470     [GLX_USE_TLS=no])
1471 AC_SUBST(GLX_TLS, ${GLX_USE_TLS})
1472
1473 AS_IF([test "x$GLX_USE_TLS" = xyes -a "x$ax_pthread_ok" = xyes],
1474       [DEFINES="${DEFINES} -DGLX_USE_TLS"])
1475
1476 dnl Read-only text section on x86 hardened platforms
1477 AC_ARG_ENABLE([glx-read-only-text],
1478     [AS_HELP_STRING([--enable-glx-read-only-text],
1479         [Disable writable .text section on x86 (decreases performance) @<:@default=disabled@:>@])],
1480     [enable_glx_read_only_text="$enableval"],
1481     [enable_glx_read_only_text=no])
1482 if test "x$enable_glx_read_only_text" = xyes; then
1483     DEFINES="$DEFINES -DGLX_X86_READONLY_TEXT"
1484 fi
1485
1486 dnl
1487 dnl More DRI setup
1488 dnl
1489 dnl Directory for DRI drivers
1490 AC_ARG_WITH([dri-driverdir],
1491     [AS_HELP_STRING([--with-dri-driverdir=DIR],
1492         [directory for the DRI drivers @<:@${libdir}/dri@:>@])],
1493     [DRI_DRIVER_INSTALL_DIR="$withval"],
1494     [DRI_DRIVER_INSTALL_DIR='${libdir}/dri'])
1495 AC_SUBST([DRI_DRIVER_INSTALL_DIR])
1496 dnl Extra search path for DRI drivers
1497 AC_ARG_WITH([dri-searchpath],
1498     [AS_HELP_STRING([--with-dri-searchpath=DIRS...],
1499         [semicolon delimited DRI driver search directories @<:@${libdir}/dri@:>@])],
1500     [DRI_DRIVER_SEARCH_DIR="$withval"],
1501     [DRI_DRIVER_SEARCH_DIR='${DRI_DRIVER_INSTALL_DIR}'])
1502 AC_SUBST([DRI_DRIVER_SEARCH_DIR])
1503 dnl Which drivers to build - default is chosen by platform
1504 AC_ARG_WITH([dri-drivers],
1505     [AS_HELP_STRING([--with-dri-drivers@<:@=DIRS...@:>@],
1506         [comma delimited classic DRI drivers list, e.g.
1507         "swrast,i965,radeon" @<:@default=auto@:>@])],
1508     [with_dri_drivers="$withval"],
1509     [with_dri_drivers=auto])
1510
1511 if test "x$with_dri_drivers" = xauto; then
1512     if test "x$enable_opengl" = xyes -a "x$enable_dri" = xyes; then
1513         with_dri_drivers="yes"
1514     else
1515         with_dri_drivers="no"
1516     fi
1517 fi
1518 if test "x$with_dri_drivers" = xno; then
1519     with_dri_drivers=''
1520 fi
1521
1522 dnl If $with_dri_drivers is yes, drivers will be added through
1523 dnl platform checks. Set DEFINES and LIB_DEPS
1524 if test "x$enable_dri" = xyes; then
1525     # Platform specific settings and drivers to build
1526     case "$host_os" in
1527     linux*)
1528         DEFINES="$DEFINES -DHAVE_ALIAS"
1529         if test "x$enable_dri3" = xyes; then
1530             DEFINES="$DEFINES -DHAVE_DRI3"
1531         fi
1532
1533         if test "x$have_pci_id" != xyes; then
1534             AC_MSG_ERROR([libudev-dev or sysfs required for building DRI])
1535         fi
1536
1537         case "$host_cpu" in
1538         powerpc* | sparc*)
1539             # Build only the drivers for cards that exist on PowerPC/sparc
1540             if test "x$with_dri_drivers" = "xyes"; then
1541                 with_dri_drivers="r200 radeon swrast"
1542             fi
1543             ;;
1544         esac
1545         ;;
1546     *freebsd* | dragonfly* | *netbsd* | openbsd*)
1547         DEFINES="$DEFINES -DHAVE_ALIAS"
1548         ;;
1549     gnu*)
1550         DEFINES="$DEFINES -DHAVE_ALIAS"
1551         ;;
1552     cygwin*)
1553         if test "x$with_dri_drivers" = "xyes"; then
1554             with_dri_drivers="swrast"
1555         fi
1556         ;;
1557     darwin*)
1558         DEFINES="$DEFINES -DGLX_ALIAS_UNSUPPORTED -DBUILDING_MESA"
1559         if test "x$with_dri_drivers" = "xyes"; then
1560             with_dri_drivers="swrast"
1561         fi
1562         ;;
1563     esac
1564
1565     # default drivers
1566     if test "x$with_dri_drivers" = "xyes"; then
1567         with_dri_drivers="i915 i965 nouveau r200 radeon swrast"
1568     fi
1569
1570     # Check for expat
1571     PKG_CHECK_MODULES([EXPAT], [expat], [],
1572         # expat version 2.0 and earlier do not provide expat.pc
1573         [AC_CHECK_HEADER([expat.h],[],
1574                          [AC_MSG_ERROR([Expat headers required for DRI not found])])
1575          AC_CHECK_LIB([expat],[XML_ParserCreate],[],
1576                      [AC_MSG_ERROR([Expat library required for DRI not found])])
1577          EXPAT_LIBS="-lexpat"])
1578
1579     # put all the necessary libs together
1580     DRI_LIB_DEPS="$DRI_LIB_DEPS $SELINUX_LIBS $LIBDRM_LIBS $EXPAT_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1581 fi
1582
1583 AC_SUBST([DRI_LIB_DEPS])
1584
1585 DRI_DIRS=''
1586 dnl Duplicates in DRI_DIRS are removed by sorting it at the end of this block
1587 if test -n "$with_dri_drivers"; then
1588     if test "x$enable_opengl" != xyes; then
1589         AC_MSG_ERROR([--with-dri-drivers requires OpenGL])
1590     fi
1591
1592     dri_drivers=`IFS=', '; echo $with_dri_drivers`
1593     for driver in $dri_drivers; do
1594         DRI_DIRS="$DRI_DIRS $driver"
1595         case "x$driver" in
1596         xi915)
1597             HAVE_I915_DRI=yes;
1598             PKG_CHECK_MODULES([INTEL], [libdrm_intel >= $LIBDRM_INTEL_REQUIRED])
1599             ;;
1600         xi965)
1601             HAVE_I965_DRI=yes;
1602             PKG_CHECK_MODULES([INTEL], [libdrm_intel >= $LIBDRM_INTEL_REQUIRED])
1603             ;;
1604         xnouveau)
1605             HAVE_NOUVEAU_DRI=yes;
1606             PKG_CHECK_MODULES([NVVIEUX], [libdrm_nouveau >= $LIBDRM_NVVIEUX_REQUIRED])
1607             ;;
1608         xradeon)
1609             HAVE_RADEON_DRI=yes;
1610             PKG_CHECK_MODULES([RADEON], [libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
1611             ;;
1612         xr200)
1613             HAVE_R200_DRI=yes;
1614             PKG_CHECK_MODULES([RADEON], [libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
1615             ;;
1616         xswrast)
1617             HAVE_SWRAST_DRI=yes;
1618             ;;
1619         *)
1620             AC_MSG_ERROR([classic DRI driver '$driver' does not exist])
1621             ;;
1622         esac
1623     done
1624     DRI_DIRS=`echo $DRI_DIRS|tr " " "\n"|sort -u|tr "\n" " "`
1625 fi
1626
1627
1628 #
1629 # Vulkan driver configuration
1630 #
1631
1632 AC_ARG_WITH([vulkan-drivers],
1633     [AS_HELP_STRING([--with-vulkan-drivers@<:@=DIRS...@:>@],
1634         [comma delimited Vulkan drivers list, e.g.
1635         "intel"
1636         @<:@default=no@:>@])],
1637     [with_vulkan_drivers="$withval"],
1638     [with_vulkan_drivers="no"])
1639
1640 # Doing '--without-vulkan-drivers' will set this variable to 'no'.  Clear it
1641 # here so that the script doesn't choke on an unknown driver name later.
1642 case "x$with_vulkan_drivers" in
1643     xyes) with_vulkan_drivers="$VULKAN_DRIVERS_DEFAULT" ;;
1644     xno) with_vulkan_drivers='' ;;
1645 esac
1646
1647 AC_ARG_WITH([vulkan-icddir],
1648     [AS_HELP_STRING([--with-vulkan-icddir=DIR],
1649         [directory for the Vulkan driver icd files @<:@${datarootdir}/vulkan/icd.d@:>@])],
1650     [VULKAN_ICD_INSTALL_DIR="$withval"],
1651     [VULKAN_ICD_INSTALL_DIR='${datarootdir}/vulkan/icd.d'])
1652 AC_SUBST([VULKAN_ICD_INSTALL_DIR])
1653
1654 if test -n "$with_vulkan_drivers"; then
1655     VULKAN_DRIVERS=`IFS=', '; echo $with_vulkan_drivers`
1656     for driver in $VULKAN_DRIVERS; do
1657         case "x$driver" in
1658         xintel)
1659             if test "x$HAVE_I965_DRI" != xyes; then
1660                 AC_MSG_ERROR([Intel Vulkan driver requires the i965 dri driver])
1661             fi
1662             if test "x$with_sha1" == "x"; then
1663                 AC_MSG_ERROR([Intel Vulkan driver requires SHA1])
1664             fi
1665             HAVE_INTEL_VULKAN=yes;
1666
1667             ;;
1668         *)
1669             AC_MSG_ERROR([Vulkan driver '$driver' does not exist])
1670             ;;
1671         esac
1672     done
1673     VULKAN_DRIVERS=`echo $VULKAN_DRIVERS|tr " " "\n"|sort -u|tr "\n" " "`
1674 fi
1675
1676
1677 AM_CONDITIONAL(NEED_MEGADRIVER, test -n "$DRI_DIRS")
1678 AM_CONDITIONAL(NEED_LIBMESA, test "x$enable_glx" = xxlib -o \
1679                                   "x$enable_osmesa" = xyes -o \
1680                                   -n "$DRI_DIRS")
1681
1682 dnl
1683 dnl OSMesa configuration
1684 dnl
1685
1686 dnl Configure the channel bits for OSMesa (libOSMesa, libOSMesa16, ...)
1687 AC_ARG_WITH([osmesa-bits],
1688     [AS_HELP_STRING([--with-osmesa-bits=BITS],
1689         [OSMesa channel bits and library name: 8, 16, 32 @<:@default=8@:>@])],
1690     [osmesa_bits="$withval"],
1691     [osmesa_bits=8])
1692 if test "x$osmesa_bits" != x8; then
1693     if test "x$enable_dri" = xyes -o "x$enable_glx" != xno; then
1694         AC_MSG_WARN([Ignoring OSMesa channel bits because of non-OSMesa driver])
1695         osmesa_bits=8
1696     fi
1697 fi
1698 case "x$osmesa_bits" in
1699 x8)
1700     OSMESA_LIB="${OSMESA_LIB}"
1701     ;;
1702 x16|x32)
1703     OSMESA_LIB="${OSMESA_LIB}$osmesa_bits"
1704     DEFINES="$DEFINES -DCHAN_BITS=$osmesa_bits -DDEFAULT_SOFTWARE_DEPTH_BITS=31"
1705     ;;
1706 *)
1707     AC_MSG_ERROR([OSMesa bits '$osmesa_bits' is not a valid option])
1708     ;;
1709 esac
1710
1711 if test "x$enable_osmesa" = xyes -o "x$enable_gallium_osmesa" = xyes; then
1712     # only link libraries with osmesa if shared
1713     if test "$enable_static" = no; then
1714         OSMESA_LIB_DEPS="-lm $PTHREAD_LIBS $SELINUX_LIBS $DLOPEN_LIBS"
1715     else
1716         OSMESA_LIB_DEPS=""
1717     fi
1718     OSMESA_PC_LIB_PRIV="-lm $PTHREAD_LIBS $SELINUX_LIBS $DLOPEN_LIBS"
1719 fi
1720
1721 AC_SUBST([OSMESA_LIB_DEPS])
1722 AC_SUBST([OSMESA_PC_REQ])
1723 AC_SUBST([OSMESA_PC_LIB_PRIV])
1724
1725 dnl
1726 dnl gbm configuration
1727 dnl
1728 if test "x$enable_gbm" = xauto; then
1729     case "$with_egl_platforms" in
1730         *drm*)
1731             enable_gbm=yes ;;
1732          *)
1733             enable_gbm=no ;;
1734     esac
1735 fi
1736 if test "x$enable_gbm" = xyes; then
1737     if test "x$need_pci_id$have_pci_id" = xyesno; then
1738         AC_MSG_ERROR([gbm requires udev >= $LIBUDEV_REQUIRED or sysfs])
1739     fi
1740
1741     if test "x$enable_dri" = xyes; then
1742         if test "x$enable_shared_glapi" = xno; then
1743             AC_MSG_ERROR([gbm_dri requires --enable-shared-glapi])
1744         fi
1745     else
1746         # Strictly speaking libgbm does not require --enable-dri, although
1747         # both of its backends do. Thus one can build libgbm without any
1748         # backends if --disable-dri is set.
1749         # To avoid unnecessary complexity of checking if at least one backend
1750         # is available when building, just mandate --enable-dri.
1751         AC_MSG_ERROR([gbm requires --enable-dri])
1752     fi
1753 fi
1754 AM_CONDITIONAL(HAVE_GBM, test "x$enable_gbm" = xyes)
1755 if test "x$need_pci_id$have_libudev" = xyesyes; then
1756     GBM_PC_REQ_PRIV="libudev >= $LIBUDEV_REQUIRED"
1757 else
1758     GBM_PC_REQ_PRIV=""
1759 fi
1760 GBM_PC_LIB_PRIV="$DLOPEN_LIBS"
1761 AC_SUBST([GBM_PC_REQ_PRIV])
1762 AC_SUBST([GBM_PC_LIB_PRIV])
1763
1764 dnl
1765 dnl EGL configuration
1766 dnl
1767 EGL_CLIENT_APIS=""
1768
1769 if test "x$enable_egl" = xyes; then
1770     EGL_LIB_DEPS="$DLOPEN_LIBS $SELINUX_LIBS $PTHREAD_LIBS"
1771
1772     AC_CHECK_FUNC(mincore, [DEFINES="$DEFINES -DHAVE_MINCORE"])
1773
1774     if test "$enable_static" != yes; then
1775         if test "x$enable_dri" = xyes; then
1776             HAVE_EGL_DRIVER_DRI2=1
1777             if test "x$enable_shared_glapi" = xno; then
1778                 AC_MSG_ERROR([egl_dri2 requires --enable-shared-glapi])
1779             fi
1780             if test "x$enable_dri3" = xyes; then
1781                 HAVE_EGL_DRIVER_DRI3=1
1782                 if test "x$enable_shared_glapi" = xno; then
1783                     AC_MSG_ERROR([egl_dri3 requires --enable-shared-glapi])
1784                 fi
1785             fi
1786         else
1787             # Avoid building an "empty" libEGL. Drop/update this
1788             # when other backends (haiku?) come along.
1789             AC_MSG_ERROR([egl requires --enable-dri])
1790         fi
1791
1792     fi
1793 fi
1794 AM_CONDITIONAL(HAVE_EGL, test "x$enable_egl" = xyes)
1795 AC_SUBST([EGL_LIB_DEPS])
1796
1797 gallium_st="mesa"
1798
1799 dnl
1800 dnl XA configuration
1801 dnl
1802 if test "x$enable_xa" = xyes; then
1803     if test "x$with_gallium_drivers" = xswrast; then
1804        AC_MSG_ERROR([
1805           Building xa requires at least one non swrast gallium driver.
1806           If you are looking to use libxatracker.so with the VMware driver,
1807           make sure to include svga in the gallium drivers list, apart from
1808           enabling XA.
1809           Example: ./configure --enable-xa --with-gallium-drivers=svga...])
1810     fi
1811     gallium_st="$gallium_st xa"
1812 fi
1813 AM_CONDITIONAL(HAVE_ST_XA, test "x$enable_xa" = xyes)
1814
1815 dnl
1816 dnl Gallium G3DVL configuration
1817 dnl
1818 if test -n "$with_gallium_drivers" -a "x$with_gallium_drivers" != xswrast; then
1819     if test "x$enable_xvmc" = xauto; then
1820         PKG_CHECK_EXISTS([xvmc >= $XVMC_REQUIRED], [enable_xvmc=yes], [enable_xvmc=no])
1821     fi
1822
1823     if test "x$enable_vdpau" = xauto; then
1824         PKG_CHECK_EXISTS([vdpau >= $VDPAU_REQUIRED], [enable_vdpau=yes], [enable_vdpau=no])
1825     fi
1826
1827     if test "x$enable_omx" = xauto; then
1828         PKG_CHECK_EXISTS([libomxil-bellagio >= $LIBOMXIL_BELLAGIO_REQUIRED], [enable_omx=yes], [enable_omx=no])
1829     fi
1830
1831     if test "x$enable_va" = xauto; then
1832         PKG_CHECK_EXISTS([libva >= $LIBVA_REQUIRED], [enable_va=yes], [enable_va=no])
1833     fi
1834 fi
1835
1836 if test "x$enable_dri" = xyes -o \
1837         "x$enable_xvmc" = xyes -o \
1838         "x$enable_vdpau" = xyes -o \
1839         "x$enable_omx" = xyes -o \
1840         "x$enable_va" = xyes; then
1841     need_gallium_vl=yes
1842 fi
1843 AM_CONDITIONAL(NEED_GALLIUM_VL, test "x$need_gallium_vl" = xyes)
1844
1845 if test "x$enable_xvmc" = xyes -o \
1846         "x$enable_vdpau" = xyes -o \
1847         "x$enable_omx" = xyes -o \
1848         "x$enable_va" = xyes; then
1849     if test x"$enable_dri3" = xyes; then
1850         PKG_CHECK_MODULES([VL], [xcb-dri3 xcb-present xcb-sync xshmfence >= $XSHMFENCE_REQUIRED
1851                                  x11-xcb xcb xcb-dri2 >= $XCBDRI2_REQUIRED])
1852     else
1853         PKG_CHECK_MODULES([VL], [x11-xcb xcb xcb-dri2 >= $XCBDRI2_REQUIRED])
1854     fi
1855     need_gallium_vl_winsys=yes
1856 fi
1857 AM_CONDITIONAL(NEED_GALLIUM_VL_WINSYS, test "x$need_gallium_vl_winsys" = xyes)
1858
1859 if test "x$enable_xvmc" = xyes; then
1860     PKG_CHECK_MODULES([XVMC], [xvmc >= $XVMC_REQUIRED])
1861     gallium_st="$gallium_st xvmc"
1862 fi
1863 AM_CONDITIONAL(HAVE_ST_XVMC, test "x$enable_xvmc" = xyes)
1864
1865 if test "x$enable_vdpau" = xyes; then
1866     PKG_CHECK_MODULES([VDPAU], [vdpau >= $VDPAU_REQUIRED])
1867     gallium_st="$gallium_st vdpau"
1868     DEFINES="$DEFINES -DHAVE_ST_VDPAU"
1869 fi
1870 AM_CONDITIONAL(HAVE_ST_VDPAU, test "x$enable_vdpau" = xyes)
1871
1872 if test "x$enable_omx" = xyes; then
1873     PKG_CHECK_MODULES([OMX], [libomxil-bellagio >= $LIBOMXIL_BELLAGIO_REQUIRED])
1874     gallium_st="$gallium_st omx"
1875 fi
1876 AM_CONDITIONAL(HAVE_ST_OMX, test "x$enable_omx" = xyes)
1877
1878 if test "x$enable_va" = xyes; then
1879     PKG_CHECK_MODULES([VA], [libva >= $LIBVA_REQUIRED])
1880     gallium_st="$gallium_st va"
1881 fi
1882 AM_CONDITIONAL(HAVE_ST_VA, test "x$enable_va" = xyes)
1883
1884 dnl
1885 dnl Nine Direct3D9 configuration
1886 dnl
1887 if test "x$enable_nine" = xyes; then
1888     if ! echo "$with_gallium_drivers" | grep -q 'swrast'; then
1889         AC_MSG_ERROR([nine requires the gallium swrast driver])
1890     fi
1891     if test "x$with_gallium_drivers" = xswrast; then
1892         AC_MSG_ERROR([nine requires at least one non-swrast gallium driver])
1893     fi
1894     if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 6; then
1895         AC_MSG_ERROR([gcc >= 4.6 is required to build nine])
1896     fi
1897
1898     if test "x$enable_dri3" = xno; then
1899         AC_MSG_WARN([using nine together with wine requires DRI3 enabled system])
1900     fi
1901
1902     gallium_st="$gallium_st nine"
1903 fi
1904 AM_CONDITIONAL(HAVE_ST_NINE, test "x$enable_nine" = xyes)
1905
1906 dnl
1907 dnl OpenCL configuration
1908 dnl
1909
1910 AC_ARG_WITH([clang-libdir],
1911    [AS_HELP_STRING([--with-clang-libdir],
1912          [Path to Clang libraries @<:@default=llvm-config --libdir@:>@])],
1913    [CLANG_LIBDIR="$withval"],
1914    [CLANG_LIBDIR=''])
1915
1916 PKG_CHECK_EXISTS([libclc], [have_libclc=yes], [have_libclc=no])
1917 PKG_CHECK_MODULES([LIBELF], [libelf], [have_libelf=yes], [have_libelf=no])
1918
1919 if test "x$have_libelf" = xno; then
1920    LIBELF_LIBS=''
1921    LIBELF_CFLAGS=''
1922    AC_CHECK_LIB([elf], [elf_memory], [have_libelf=yes;LIBELF_LIBS=-lelf], [have_libelf=no])
1923    AC_SUBST([LIBELF_LIBS])
1924    AC_SUBST([LIBELF_CFLAGS])
1925 fi
1926
1927 if test "x$enable_opencl" = xyes; then
1928     if test -z "$with_gallium_drivers"; then
1929         AC_MSG_ERROR([cannot enable OpenCL without Gallium])
1930     fi
1931
1932     if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 7; then
1933         AC_MSG_ERROR([gcc >= 4.7 is required to build clover])
1934     fi
1935
1936     if test "x$have_libclc" = xno; then
1937         AC_MSG_ERROR([pkg-config cannot find libclc.pc which is required to build clover.
1938                     Make sure the directory containing libclc.pc is specified in your
1939                     PKG_CONFIG_PATH environment variable.
1940                     By default libclc.pc is installed to /usr/local/share/pkgconfig/])
1941     else
1942         LIBCLC_INCLUDEDIR=`$PKG_CONFIG --variable=includedir libclc`
1943         LIBCLC_LIBEXECDIR=`$PKG_CONFIG --variable=libexecdir libclc`
1944         AC_SUBST([LIBCLC_INCLUDEDIR])
1945         AC_SUBST([LIBCLC_LIBEXECDIR])
1946     fi
1947
1948     gallium_st="$gallium_st clover"
1949
1950     if test "x$enable_opencl_icd" = xyes; then
1951         OPENCL_LIBNAME="MesaOpenCL"
1952     else
1953         OPENCL_LIBNAME="OpenCL"
1954     fi
1955
1956     if test "x$have_libelf" != xyes; then
1957        AC_MSG_ERROR([Clover requires libelf])
1958     fi
1959 fi
1960 AM_CONDITIONAL(HAVE_CLOVER, test "x$enable_opencl" = xyes)
1961 AM_CONDITIONAL(HAVE_CLOVER_ICD, test "x$enable_opencl_icd" = xyes)
1962 AC_SUBST([OPENCL_LIBNAME])
1963
1964 dnl
1965 dnl Gallium configuration
1966 dnl
1967 AM_CONDITIONAL(HAVE_GALLIUM, test -n "$with_gallium_drivers")
1968
1969 AC_SUBST([LLVM_BINDIR])
1970 AC_SUBST([LLVM_CFLAGS])
1971 AC_SUBST([LLVM_CPPFLAGS])
1972 AC_SUBST([LLVM_CXXFLAGS])
1973 AC_SUBST([LLVM_LIBDIR])
1974 AC_SUBST([LLVM_LIBS])
1975 AC_SUBST([LLVM_LDFLAGS])
1976 AC_SUBST([LLVM_INCLUDEDIR])
1977 AC_SUBST([LLVM_VERSION])
1978 AC_SUBST([CLANG_RESOURCE_DIR])
1979
1980 case "x$enable_opengl$enable_gles1$enable_gles2" in
1981 x*yes*)
1982     EGL_CLIENT_APIS="$EGL_CLIENT_APIS "'$(GL_LIB)'
1983     ;;
1984 esac
1985
1986 AC_SUBST([VG_LIB_DEPS])
1987 AC_SUBST([EGL_CLIENT_APIS])
1988
1989 dnl
1990 dnl EGL Platforms configuration
1991 dnl
1992 AC_ARG_WITH([egl-platforms],
1993     [AS_HELP_STRING([--with-egl-platforms@<:@=DIRS...@:>@],
1994         [comma delimited native platforms libEGL supports, e.g.
1995         "x11,drm" @<:@default=auto@:>@])],
1996     [with_egl_platforms="$withval"],
1997     [if test "x$enable_egl" = xyes; then
1998         with_egl_platforms="x11"
1999     else
2000         with_egl_platforms=""
2001     fi])
2002
2003 if test "x$with_egl_platforms" != "x" -a "x$enable_egl" != xyes; then
2004     AC_MSG_ERROR([cannot build egl state tracker without EGL library])
2005 fi
2006
2007 PKG_CHECK_MODULES([WAYLAND_SCANNER], [wayland_scanner],
2008         WAYLAND_SCANNER=`$PKG_CONFIG --variable=wayland_scanner wayland_scanner`,
2009         WAYLAND_SCANNER='')
2010 if test "x$WAYLAND_SCANNER" = x; then
2011     AC_PATH_PROG([WAYLAND_SCANNER], [wayland-scanner])
2012 fi
2013
2014 # Do per-EGL platform setups and checks
2015 egl_platforms=`IFS=', '; echo $with_egl_platforms`
2016 for plat in $egl_platforms; do
2017         case "$plat" in
2018         wayland)
2019                 test "x$have_libdrm" != xyes &&
2020                         AC_MSG_ERROR([EGL platform wayland requires libdrm >= $LIBDRM_REQUIRED])
2021
2022                 PKG_CHECK_MODULES([WAYLAND], [wayland-client >= $WAYLAND_REQUIRED wayland-server >= $WAYLAND_REQUIRED])
2023
2024                 if test "x$WAYLAND_SCANNER" = x; then
2025                         AC_MSG_ERROR([wayland-scanner is needed to compile the wayland egl platform])
2026                 fi
2027                 ;;
2028
2029         x11)
2030                 PKG_CHECK_MODULES([XCB_DRI2], [x11-xcb xcb xcb-dri2 >= $XCBDRI2_REQUIRED xcb-xfixes])
2031                 ;;
2032
2033         drm)
2034                 test "x$enable_gbm" = "xno" &&
2035                         AC_MSG_ERROR([EGL platform drm needs gbm])
2036                 test "x$have_libdrm" != xyes &&
2037                         AC_MSG_ERROR([EGL platform drm requires libdrm >= $LIBDRM_REQUIRED])
2038                 ;;
2039
2040         surfaceless)
2041                 test "x$have_libdrm" != xyes &&
2042                         AC_MSG_ERROR([EGL platform surfaceless requires libdrm >= $LIBDRM_REQUIRED])
2043                 ;;
2044
2045         android)
2046                 ;;
2047
2048         *)
2049                 AC_MSG_ERROR([EGL platform '$plat' does not exist])
2050                 ;;
2051         esac
2052
2053         case "$plat$need_pci_id$have_pci_id" in
2054                 waylandyesno|drmyesno)
2055                     AC_MSG_ERROR([cannot build $plat platform without udev >= $LIBUDEV_REQUIRED or sysfs]) ;;
2056         esac
2057 done
2058
2059 # libEGL wants to default to the first platform specified in
2060 # ./configure.  parse that here.
2061 if test "x$egl_platforms" != "x"; then
2062     FIRST_PLATFORM_CAPS=`echo $egl_platforms | sed 's| .*||' | tr '[[a-z]]' '[[A-Z]]'`
2063     EGL_NATIVE_PLATFORM="_EGL_PLATFORM_$FIRST_PLATFORM_CAPS"
2064 else
2065     EGL_NATIVE_PLATFORM="_EGL_INVALID_PLATFORM"
2066 fi
2067
2068 AM_CONDITIONAL(HAVE_PLATFORM_X11, echo "$egl_platforms" | grep -q 'x11')
2069 AM_CONDITIONAL(HAVE_PLATFORM_WAYLAND, echo "$egl_platforms" | grep -q 'wayland')
2070 AM_CONDITIONAL(HAVE_EGL_PLATFORM_DRM, echo "$egl_platforms" | grep -q 'drm')
2071 AM_CONDITIONAL(HAVE_EGL_PLATFORM_SURFACELESS, echo "$egl_platforms" | grep -q 'surfaceless')
2072 AM_CONDITIONAL(HAVE_EGL_PLATFORM_ANDROID, echo "$egl_platforms" | grep -q 'android')
2073
2074 AM_CONDITIONAL(HAVE_EGL_DRIVER_DRI2, test "x$HAVE_EGL_DRIVER_DRI2" != "x")
2075
2076 AC_SUBST([EGL_NATIVE_PLATFORM])
2077 AC_SUBST([EGL_CFLAGS])
2078
2079 # If we don't have the X11 platform, set this define so we don't try to include
2080 # the X11 headers.
2081 if ! echo "$egl_platforms" | grep -q 'x11'; then
2082     DEFINES="$DEFINES -DMESA_EGL_NO_X11_HEADERS"
2083     GL_PC_CFLAGS="$GL_PC_CFLAGS -DMESA_EGL_NO_X11_HEADERS"
2084 fi
2085
2086 dnl
2087 dnl Gallium LLVM
2088 dnl
2089 AC_ARG_ENABLE([gallium-llvm],
2090     [AS_HELP_STRING([--enable-gallium-llvm],
2091         [build gallium LLVM support @<:@default=enabled on x86/x86_64@:>@])],
2092     [enable_gallium_llvm="$enableval"],
2093     [enable_gallium_llvm=auto])
2094
2095 AC_ARG_ENABLE([llvm-shared-libs],
2096     [AS_HELP_STRING([--enable-llvm-shared-libs],
2097         [link with LLVM shared libraries @<:@default=enabled@:>@])],
2098     [enable_llvm_shared_libs="$enableval"],
2099     [enable_llvm_shared_libs=yes])
2100
2101 AC_ARG_WITH([llvm-prefix],
2102     [AS_HELP_STRING([--with-llvm-prefix],
2103         [Prefix for LLVM installations in non-standard locations])],
2104     [llvm_prefix="$withval"],
2105     [llvm_prefix=''])
2106
2107
2108 # Call this inside ` ` to get the return value.
2109 # $1 is the llvm-config command with arguments.
2110 strip_unwanted_llvm_flags() {
2111     # Use \> (marks the end of the word)
2112     echo `$1` | sed \
2113         -e 's/-march=\S*//g' \
2114         -e 's/-mtune=\S*//g' \
2115         -e 's/-mcpu=\S*//g' \
2116         -e 's/-DNDEBUG\>//g' \
2117         -e 's/-D_GNU_SOURCE\>//g' \
2118         -e 's/-pedantic\>//g' \
2119         -e 's/-Wcovered-switch-default\>//g' \
2120         -e 's/-O.\>//g' \
2121         -e 's/-g\>//g' \
2122         -e 's/-Wall\>//g' \
2123         -e 's/-Wcast-qual\>//g' \
2124         -e 's/-Woverloaded-virtual\>//g' \
2125         -e 's/-fcolor-diagnostics\>//g' \
2126         -e 's/-fdata-sections\>//g' \
2127         -e 's/-ffunction-sections\>//g' \
2128         -e 's/-fno-exceptions\>//g' \
2129         -e 's/-fomit-frame-pointer\>//g' \
2130         -e 's/-fvisibility-inlines-hidden\>//g' \
2131         -e 's/-fPIC\>//g' \
2132         -e 's/-fstack-protector-strong\>//g'
2133 }
2134
2135 llvm_check_version_for() {
2136     if test "${LLVM_VERSION_INT}${LLVM_VERSION_PATCH}" -lt "${1}0${2}${3}"; then
2137         AC_MSG_ERROR([LLVM $1.$2.$3 or newer is required for $4])
2138     fi
2139 }
2140
2141
2142
2143 if test -z "$with_gallium_drivers"; then
2144     enable_gallium_llvm=no
2145 fi
2146 if test "x$enable_gallium_llvm" = xauto; then
2147     case "$host_cpu" in
2148     i*86|x86_64|amd64) enable_gallium_llvm=yes;;
2149     esac
2150 fi
2151 if test "x$enable_gallium_llvm" = xyes; then
2152     if test -n "$llvm_prefix"; then
2153         AC_PATH_TOOL([LLVM_CONFIG], [llvm-config], [no], ["$llvm_prefix/bin"])
2154     else
2155         AC_PATH_TOOL([LLVM_CONFIG], [llvm-config], [no])
2156     fi
2157
2158     if test "x$LLVM_CONFIG" != xno; then
2159         LLVM_VERSION=`$LLVM_CONFIG --version | egrep -o '^[[0-9.]]+'`
2160         LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
2161         LLVM_BINDIR=`$LLVM_CONFIG --bindir`
2162         LLVM_CPPFLAGS=`strip_unwanted_llvm_flags "$LLVM_CONFIG --cppflags"`
2163         LLVM_CFLAGS=$LLVM_CPPFLAGS   # CPPFLAGS seem to be sufficient
2164         LLVM_CXXFLAGS=`strip_unwanted_llvm_flags "$LLVM_CONFIG --cxxflags"`
2165         LLVM_INCLUDEDIR=`$LLVM_CONFIG --includedir`
2166         LLVM_LIBDIR=`$LLVM_CONFIG --libdir`
2167
2168         AC_COMPUTE_INT([LLVM_VERSION_MAJOR], [LLVM_VERSION_MAJOR],
2169             [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
2170         AC_COMPUTE_INT([LLVM_VERSION_MINOR], [LLVM_VERSION_MINOR],
2171             [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
2172
2173         LLVM_VERSION_PATCH=`echo $LLVM_VERSION | cut -d. -f3 | egrep -o '^[[0-9]]+'`
2174         if test -z "$LLVM_VERSION_PATCH"; then
2175             LLVM_VERSION_PATCH=0
2176         fi
2177
2178         if test -n "${LLVM_VERSION_MAJOR}"; then
2179             LLVM_VERSION_INT="${LLVM_VERSION_MAJOR}0${LLVM_VERSION_MINOR}"
2180         else
2181             LLVM_VERSION_INT=`echo $LLVM_VERSION | sed -e 's/\([[0-9]]\)\.\([[0-9]]\)/\10\2/g'`
2182         fi
2183
2184         LLVM_REQUIRED_VERSION_MAJOR="3"
2185         LLVM_REQUIRED_VERSION_MINOR="3"
2186         if test "$LLVM_VERSION_INT" -lt "${LLVM_REQUIRED_VERSION_MAJOR}0${LLVM_REQUIRED_VERSION_MINOR}"; then
2187             AC_MSG_ERROR([LLVM $LLVM_REQUIRED_VERSION_MAJOR.$LLVM_REQUIRED_VERSION_MINOR or newer is required])
2188         fi
2189
2190         LLVM_COMPONENTS="engine bitwriter mcjit mcdisassembler"
2191
2192         if test "x$enable_opencl" = xyes; then
2193             llvm_check_version_for "3" "6" "0" "opencl"
2194
2195             LLVM_COMPONENTS="${LLVM_COMPONENTS} all-targets ipo linker instrumentation"
2196             LLVM_COMPONENTS="${LLVM_COMPONENTS} irreader option objcarcopts profiledata"
2197         fi
2198         DEFINES="${DEFINES} -DHAVE_LLVM=0x0$LLVM_VERSION_INT -DMESA_LLVM_VERSION_PATCH=$LLVM_VERSION_PATCH"
2199         MESA_LLVM=1
2200
2201         dnl Check for Clang internal headers
2202         if test "x$enable_opencl" = xyes; then
2203             if test -z "$CLANG_LIBDIR"; then
2204                 CLANG_LIBDIR=${LLVM_LIBDIR}
2205             fi
2206             CLANG_RESOURCE_DIR=$CLANG_LIBDIR/clang/${LLVM_VERSION}
2207             AS_IF([test ! -f "$CLANG_RESOURCE_DIR/include/stddef.h"],
2208                 [AC_MSG_ERROR([Could not find clang internal header stddef.h in $CLANG_RESOURCE_DIR Use --with-clang-libdir to specify the correct path to the clang libraries.])])
2209         fi
2210     else
2211         MESA_LLVM=0
2212         LLVM_VERSION_INT=0
2213     fi
2214 else
2215     MESA_LLVM=0
2216     LLVM_VERSION_INT=0
2217
2218     if test "x$enable_opencl" = xyes; then
2219         AC_MSG_ERROR([cannot enable OpenCL without LLVM])
2220     fi
2221 fi
2222
2223 dnl Directory for XVMC libs
2224 AC_ARG_WITH([xvmc-libdir],
2225     [AS_HELP_STRING([--with-xvmc-libdir=DIR],
2226         [directory for the XVMC libraries @<:@default=${libdir}@:>@])],
2227     [XVMC_LIB_INSTALL_DIR="$withval"],
2228     [XVMC_LIB_INSTALL_DIR='${libdir}'])
2229 AC_SUBST([XVMC_LIB_INSTALL_DIR])
2230
2231 dnl
2232 dnl Gallium Tests
2233 dnl
2234 AM_CONDITIONAL(HAVE_GALLIUM_TESTS, test "x$enable_gallium_tests" = xyes)
2235
2236 dnl Directory for VDPAU libs
2237 AC_ARG_WITH([vdpau-libdir],
2238     [AS_HELP_STRING([--with-vdpau-libdir=DIR],
2239         [directory for the VDPAU libraries @<:@default=${libdir}/vdpau@:>@])],
2240     [VDPAU_LIB_INSTALL_DIR="$withval"],
2241     [VDPAU_LIB_INSTALL_DIR='${libdir}/vdpau'])
2242 AC_SUBST([VDPAU_LIB_INSTALL_DIR])
2243
2244 dnl Directory for OMX libs
2245
2246 AC_ARG_WITH([omx-libdir],
2247     [AS_HELP_STRING([--with-omx-libdir=DIR],
2248         [directory for the OMX libraries])],
2249     [OMX_LIB_INSTALL_DIR="$withval"],
2250     [OMX_LIB_INSTALL_DIR=`$PKG_CONFIG --define-variable=libdir=\$libdir --variable=pluginsdir libomxil-bellagio`])
2251 AC_SUBST([OMX_LIB_INSTALL_DIR])
2252
2253 dnl Directory for VA libs
2254
2255 AC_ARG_WITH([va-libdir],
2256     [AS_HELP_STRING([--with-va-libdir=DIR],
2257         [directory for the VA libraries @<:@${libdir}/dri@:>@])],
2258     [VA_LIB_INSTALL_DIR="$withval"],
2259     [VA_LIB_INSTALL_DIR="${libdir}/dri"])
2260 AC_SUBST([VA_LIB_INSTALL_DIR])
2261
2262 AC_ARG_WITH([d3d-libdir],
2263     [AS_HELP_STRING([--with-d3d-libdir=DIR],
2264         [directory for the D3D modules @<:@${libdir}/d3d@:>@])],
2265     [D3D_DRIVER_INSTALL_DIR="$withval"],
2266     [D3D_DRIVER_INSTALL_DIR="${libdir}/d3d"])
2267 AC_SUBST([D3D_DRIVER_INSTALL_DIR])
2268
2269 dnl
2270 dnl Gallium helper functions
2271 dnl
2272 gallium_require_drm() {
2273     if test "x$have_libdrm" != xyes; then
2274        AC_MSG_ERROR([$1 requires libdrm >= $LIBDRM_REQUIRED])
2275     fi
2276 }
2277
2278 gallium_require_llvm() {
2279     if test "x$MESA_LLVM" = x0; then
2280         case "$host" in *gnux32) return;; esac
2281         case "$host_cpu" in
2282         i*86|x86_64|amd64) AC_MSG_ERROR([LLVM is required to build $1 on x86 and x86_64]);;
2283         esac
2284     fi
2285 }
2286
2287 gallium_require_drm_loader() {
2288     if test "x$need_pci_id$have_pci_id" = xyesno; then
2289         AC_MSG_ERROR([Gallium drm loader requires libudev >= $LIBUDEV_REQUIRED or sysfs])
2290     fi
2291 }
2292
2293 dnl This is for Glamor. Skip this if OpenGL is disabled.
2294 require_egl_drm() {
2295     if test "x$enable_opengl" = xno; then
2296         return 0
2297     fi
2298
2299     case "$with_egl_platforms" in
2300         *drm*)
2301             ;;
2302          *)
2303             AC_MSG_ERROR([--with-egl-platforms=drm is required to build the $1 driver.])
2304             ;;
2305     esac
2306     if test "x$enable_gbm" != xyes; then
2307             AC_MSG_ERROR([--enable-gbm is required to build the $1 driver.])
2308     fi
2309 }
2310
2311 radeon_llvm_check() {
2312     if test ${LLVM_VERSION_INT} -lt 307; then
2313         amdgpu_llvm_target_name='r600'
2314     else
2315         amdgpu_llvm_target_name='amdgpu'
2316     fi
2317     if test "x$enable_gallium_llvm" != "xyes"; then
2318         AC_MSG_ERROR([--enable-gallium-llvm is required when building $1])
2319     fi
2320     llvm_check_version_for "3" "6" "0" $1
2321     if test true && $LLVM_CONFIG --targets-built | grep -iqvw $amdgpu_llvm_target_name ; then
2322         AC_MSG_ERROR([LLVM $amdgpu_llvm_target_name not enabled in your LLVM build.])
2323     fi
2324     LLVM_COMPONENTS="${LLVM_COMPONENTS} $amdgpu_llvm_target_name bitreader ipo"
2325     NEED_RADEON_LLVM=yes
2326     if test "x$have_libelf" != xyes; then
2327        AC_MSG_ERROR([$1 requires libelf when using llvm])
2328     fi
2329 }
2330
2331 swr_llvm_check() {
2332     gallium_require_llvm $1
2333     if test ${LLVM_VERSION_INT} -lt 306; then
2334         AC_MSG_ERROR([LLVM version 3.6 or later required when building $1])
2335     fi
2336     if test "x$enable_gallium_llvm" != "xyes"; then
2337         AC_MSG_ERROR([--enable-gallium-llvm is required when building $1])
2338     fi
2339 }
2340
2341 swr_require_cxx_feature_flags() {
2342     feature_name="$1"
2343     preprocessor_test="$2"
2344     option_list="$3"
2345     output_var="$4"
2346
2347     AC_MSG_CHECKING([whether $CXX supports $feature_name])
2348     AC_LANG_PUSH([C++])
2349     save_CXXFLAGS="$CXXFLAGS"
2350     save_IFS="$IFS"
2351     IFS=","
2352     found=0
2353     for opts in $option_list
2354     do
2355         unset IFS
2356         CXXFLAGS="$opts $save_CXXFLAGS"
2357         AC_COMPILE_IFELSE(
2358             [AC_LANG_PROGRAM(
2359                 [   #if !($preprocessor_test)
2360                     #error
2361                     #endif
2362                 ])],
2363             [found=1; break],
2364             [])
2365         IFS=","
2366     done
2367     IFS="$save_IFS"
2368     CXXFLAGS="$save_CXXFLAGS"
2369     AC_LANG_POP([C++])
2370     if test $found -eq 1; then
2371         AC_MSG_RESULT([$opts])
2372         eval "$output_var=\$opts"
2373         return 0
2374     fi
2375     AC_MSG_RESULT([no])
2376     AC_MSG_ERROR([swr requires $feature_name support])
2377     return 1
2378 }
2379
2380 dnl Duplicates in GALLIUM_DRIVERS_DIRS are removed by sorting it after this block
2381 if test -n "$with_gallium_drivers"; then
2382     gallium_drivers=`IFS=', '; echo $with_gallium_drivers`
2383     for driver in $gallium_drivers; do
2384         case "x$driver" in
2385         xsvga)
2386             HAVE_GALLIUM_SVGA=yes
2387             gallium_require_drm "svga"
2388             gallium_require_drm_loader
2389             ;;
2390         xi915)
2391             HAVE_GALLIUM_I915=yes
2392             PKG_CHECK_MODULES([INTEL], [libdrm_intel >= $LIBDRM_INTEL_REQUIRED])
2393             gallium_require_drm "Gallium i915"
2394             gallium_require_drm_loader
2395             ;;
2396         xilo)
2397             HAVE_GALLIUM_ILO=yes
2398             PKG_CHECK_MODULES([INTEL], [libdrm_intel >= $LIBDRM_INTEL_REQUIRED])
2399             gallium_require_drm "Gallium i965/ilo"
2400             gallium_require_drm_loader
2401             ;;
2402         xr300)
2403             HAVE_GALLIUM_R300=yes
2404             PKG_CHECK_MODULES([RADEON], [libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
2405             gallium_require_drm "Gallium R300"
2406             gallium_require_drm_loader
2407             gallium_require_llvm "Gallium R300"
2408             ;;
2409         xr600)
2410             HAVE_GALLIUM_R600=yes
2411             PKG_CHECK_MODULES([RADEON], [libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
2412             gallium_require_drm "Gallium R600"
2413             gallium_require_drm_loader
2414             if test "x$enable_opencl" = xyes; then
2415                 radeon_llvm_check "r600g"
2416                 LLVM_COMPONENTS="${LLVM_COMPONENTS} bitreader asmparser"
2417             fi
2418             ;;
2419         xradeonsi)
2420             HAVE_GALLIUM_RADEONSI=yes
2421             PKG_CHECK_MODULES([RADEON], [libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
2422             PKG_CHECK_MODULES([AMDGPU], [libdrm_amdgpu >= $LIBDRM_AMDGPU_REQUIRED])
2423             gallium_require_drm "radeonsi"
2424             gallium_require_drm_loader
2425             radeon_llvm_check "radeonsi"
2426             require_egl_drm "radeonsi"
2427             ;;
2428         xnouveau)
2429             HAVE_GALLIUM_NOUVEAU=yes
2430             PKG_CHECK_MODULES([NOUVEAU], [libdrm_nouveau >= $LIBDRM_NOUVEAU_REQUIRED])
2431             gallium_require_drm "nouveau"
2432             gallium_require_drm_loader
2433             ;;
2434         xfreedreno)
2435             HAVE_GALLIUM_FREEDRENO=yes
2436             PKG_CHECK_MODULES([FREEDRENO], [libdrm_freedreno >= $LIBDRM_FREEDRENO_REQUIRED])
2437             gallium_require_drm "freedreno"
2438             gallium_require_drm_loader
2439             ;;
2440         xswrast)
2441             HAVE_GALLIUM_SOFTPIPE=yes
2442             if test "x$MESA_LLVM" = x1; then
2443                 HAVE_GALLIUM_LLVMPIPE=yes
2444             fi
2445             ;;
2446         xswr)
2447             swr_llvm_check "swr"
2448
2449             swr_require_cxx_feature_flags "C++11" "__cplusplus >= 201103L" \
2450                 ",-std=c++11" \
2451                 SWR_CXX11_CXXFLAGS
2452             AC_SUBST([SWR_CXX11_CXXFLAGS])
2453
2454             swr_require_cxx_feature_flags "AVX" "defined(__AVX__)" \
2455                 ",-mavx,-march=core-avx" \
2456                 SWR_AVX_CXXFLAGS
2457             AC_SUBST([SWR_AVX_CXXFLAGS])
2458
2459             swr_require_cxx_feature_flags "AVX2" "defined(__AVX2__)" \
2460                 ",-mavx2 -mfma -mbmi2 -mf16c,-march=core-avx2" \
2461                 SWR_AVX2_CXXFLAGS
2462             AC_SUBST([SWR_AVX2_CXXFLAGS])
2463
2464             HAVE_GALLIUM_SWR=yes
2465             ;;
2466         xvc4)
2467             HAVE_GALLIUM_VC4=yes
2468             PKG_CHECK_MODULES([VC4], [libdrm_vc4 >= $LIBDRM_VC4_REQUIRED])
2469             gallium_require_drm "vc4"
2470             gallium_require_drm_loader
2471
2472             PKG_CHECK_MODULES([SIMPENROSE], [simpenrose],
2473                               [USE_VC4_SIMULATOR=yes;
2474                                DEFINES="$DEFINES -DUSE_VC4_SIMULATOR"],
2475                               [USE_VC4_SIMULATOR=no])
2476             ;;
2477         xvirgl)
2478             HAVE_GALLIUM_VIRGL=yes
2479             gallium_require_drm "virgl"
2480             gallium_require_drm_loader
2481             require_egl_drm "virgl"
2482             ;;
2483         *)
2484             AC_MSG_ERROR([Unknown Gallium driver: $driver])
2485             ;;
2486         esac
2487     done
2488 fi
2489
2490 dnl Set LLVM_LIBS - This is done after the driver configuration so
2491 dnl that drivers can add additional components to LLVM_COMPONENTS.
2492 dnl Previously, gallium drivers were updating LLVM_LIBS directly
2493 dnl by calling llvm-config --libs ${DRIVER_LLVM_COMPONENTS}, but
2494 dnl this was causing the same libraries to be appear multiple times
2495 dnl in LLVM_LIBS.
2496
2497 if test "x$MESA_LLVM" != x0; then
2498
2499     if ! $LLVM_CONFIG --libs ${LLVM_COMPONENTS} >/dev/null; then
2500        AC_MSG_ERROR([Calling ${LLVM_CONFIG} failed])
2501     fi
2502     LLVM_LIBS="`$LLVM_CONFIG --libs ${LLVM_COMPONENTS}`"
2503
2504     dnl llvm-config may not give the right answer when llvm is a built as a
2505     dnl single shared library, so we must work the library name out for
2506     dnl ourselves.
2507     dnl (See https://llvm.org/bugs/show_bug.cgi?id=6823)
2508     if test "x$enable_llvm_shared_libs" = xyes; then
2509         dnl We can't use $LLVM_VERSION because it has 'svn' stripped out,
2510         LLVM_SO_NAME=LLVM-`$LLVM_CONFIG --version`
2511         AS_IF([test -f "$LLVM_LIBDIR/lib$LLVM_SO_NAME.$IMP_LIB_EXT"], [llvm_have_one_so=yes])
2512
2513         if test "x$llvm_have_one_so" = xyes; then
2514             dnl LLVM was built using auto*, so there is only one shared object.
2515             LLVM_LIBS="-l$LLVM_SO_NAME"
2516         else
2517             dnl If LLVM was built with CMake, there will be one shared object per
2518             dnl component.
2519             AS_IF([test ! -f "$LLVM_LIBDIR/libLLVMTarget.$IMP_LIB_EXT"],
2520                     [AC_MSG_ERROR([Could not find llvm shared libraries:
2521         Please make sure you have built llvm with the --enable-shared option
2522         and that your llvm libraries are installed in $LLVM_LIBDIR
2523         If you have installed your llvm libraries to a different directory you
2524         can use the --with-llvm-prefix= configure flag to specify this directory.
2525         NOTE: Mesa is attempting to use llvm shared libraries by default.
2526         If you do not want to build with llvm shared libraries and instead want to
2527         use llvm static libraries then add --disable-llvm-shared-libs to your configure
2528         invocation and rebuild.])])
2529
2530            dnl We don't need to update LLVM_LIBS in this case because the LLVM
2531            dnl install uses a shared object for each component and we have
2532            dnl already added all of these objects to LLVM_LIBS.
2533         fi
2534     else
2535         AC_MSG_WARN([Building mesa with statically linked LLVM may cause compilation issues])
2536         dnl We need to link to llvm system libs when using static libs
2537         dnl However, only llvm 3.5+ provides --system-libs
2538         if test $LLVM_VERSION_MAJOR -ge 4 -o $LLVM_VERSION_MAJOR -eq 3 -a $LLVM_VERSION_MINOR -ge 5; then
2539             LLVM_LIBS="$LLVM_LIBS `$LLVM_CONFIG --system-libs`"
2540         fi
2541     fi
2542 fi
2543
2544 AM_CONDITIONAL(HAVE_GALLIUM_SVGA, test "x$HAVE_GALLIUM_SVGA" = xyes)
2545 AM_CONDITIONAL(HAVE_GALLIUM_I915, test "x$HAVE_GALLIUM_I915" = xyes)
2546 AM_CONDITIONAL(HAVE_GALLIUM_ILO, test "x$HAVE_GALLIUM_ILO" = xyes)
2547 AM_CONDITIONAL(HAVE_GALLIUM_R300, test "x$HAVE_GALLIUM_R300" = xyes)
2548 AM_CONDITIONAL(HAVE_GALLIUM_R600, test "x$HAVE_GALLIUM_R600" = xyes)
2549 AM_CONDITIONAL(HAVE_GALLIUM_RADEONSI, test "x$HAVE_GALLIUM_RADEONSI" = xyes)
2550 AM_CONDITIONAL(HAVE_GALLIUM_RADEON_COMMON, test "x$HAVE_GALLIUM_R600" = xyes -o \
2551                                                 "x$HAVE_GALLIUM_RADEONSI" = xyes)
2552 AM_CONDITIONAL(HAVE_GALLIUM_NOUVEAU, test "x$HAVE_GALLIUM_NOUVEAU" = xyes)
2553 AM_CONDITIONAL(HAVE_GALLIUM_FREEDRENO, test "x$HAVE_GALLIUM_FREEDRENO" = xyes)
2554 AM_CONDITIONAL(HAVE_GALLIUM_SOFTPIPE, test "x$HAVE_GALLIUM_SOFTPIPE" = xyes)
2555 AM_CONDITIONAL(HAVE_GALLIUM_LLVMPIPE, test "x$HAVE_GALLIUM_LLVMPIPE" = xyes)
2556 AM_CONDITIONAL(HAVE_GALLIUM_SWR, test "x$HAVE_GALLIUM_SWR" = xyes)
2557 AM_CONDITIONAL(HAVE_GALLIUM_SWRAST, test "x$HAVE_GALLIUM_SOFTPIPE" = xyes -o \
2558                                          "x$HAVE_GALLIUM_LLVMPIPE" = xyes -o \
2559                                          "x$HAVE_GALLIUM_SWR" = xyes)
2560 AM_CONDITIONAL(HAVE_GALLIUM_VC4, test "x$HAVE_GALLIUM_VC4" = xyes)
2561 AM_CONDITIONAL(HAVE_GALLIUM_VIRGL, test "x$HAVE_GALLIUM_VIRGL" = xyes)
2562
2563 AM_CONDITIONAL(HAVE_GALLIUM_STATIC_TARGETS, test "x$enable_shared_pipe_drivers" = xno)
2564
2565 if test "x$enable_dri" = xyes; then
2566     GALLIUM_PIPE_LOADER_DEFINES="$GALLIUM_PIPE_LOADER_DEFINES -DHAVE_PIPE_LOADER_DRI"
2567 fi
2568
2569 if test "x$have_drisw_kms" = xyes; then
2570     GALLIUM_PIPE_LOADER_DEFINES="$GALLIUM_PIPE_LOADER_DEFINES -DHAVE_PIPE_LOADER_KMS"
2571 fi
2572 AC_SUBST([GALLIUM_PIPE_LOADER_DEFINES])
2573
2574 AM_CONDITIONAL(HAVE_I915_DRI, test x$HAVE_I915_DRI = xyes)
2575 AM_CONDITIONAL(HAVE_I965_DRI, test x$HAVE_I965_DRI = xyes)
2576 AM_CONDITIONAL(HAVE_NOUVEAU_DRI, test x$HAVE_NOUVEAU_DRI = xyes)
2577 AM_CONDITIONAL(HAVE_R200_DRI, test x$HAVE_R200_DRI = xyes)
2578 AM_CONDITIONAL(HAVE_RADEON_DRI, test x$HAVE_RADEON_DRI = xyes)
2579 AM_CONDITIONAL(HAVE_SWRAST_DRI, test x$HAVE_SWRAST_DRI = xyes)
2580
2581 AM_CONDITIONAL(HAVE_INTEL_VULKAN, test "x$HAVE_INTEL_VULKAN" = xyes)
2582
2583 AM_CONDITIONAL(HAVE_INTEL_DRIVERS, test "x$HAVE_INTEL_VULKAN" = xyes -o \
2584                                         "x$HAVE_I965_DRI" = xyes)
2585
2586 AM_CONDITIONAL(NEED_RADEON_DRM_WINSYS, test "x$HAVE_GALLIUM_R300" = xyes -o \
2587                                             "x$HAVE_GALLIUM_R600" = xyes -o \
2588                                             "x$HAVE_GALLIUM_RADEONSI" = xyes)
2589 AM_CONDITIONAL(NEED_WINSYS_XLIB, test "x$enable_glx" = xgallium-xlib)
2590 AM_CONDITIONAL(NEED_RADEON_LLVM, test x$NEED_RADEON_LLVM = xyes)
2591 AM_CONDITIONAL(HAVE_GALLIUM_COMPUTE, test x$enable_opencl = xyes)
2592 AM_CONDITIONAL(HAVE_MESA_LLVM, test x$MESA_LLVM = x1)
2593 AM_CONDITIONAL(USE_VC4_SIMULATOR, test x$USE_VC4_SIMULATOR = xyes)
2594 if test "x$USE_VC4_SIMULATOR" = xyes -a "x$HAVE_GALLIUM_ILO" = xyes; then
2595     AC_MSG_ERROR([VC4 simulator on x86 replaces i965 driver build, so ilo must be disabled.])
2596 fi
2597
2598 AM_CONDITIONAL(HAVE_LIBDRM, test "x$have_libdrm" = xyes)
2599 AM_CONDITIONAL(HAVE_OSMESA, test "x$enable_osmesa" = xyes)
2600 AM_CONDITIONAL(HAVE_GALLIUM_OSMESA, test "x$enable_gallium_osmesa" = xyes)
2601
2602 AM_CONDITIONAL(HAVE_X86_ASM, test "x$asm_arch" = xx86 -o "x$asm_arch" = xx86_64)
2603 AM_CONDITIONAL(HAVE_X86_64_ASM, test "x$asm_arch" = xx86_64)
2604 AM_CONDITIONAL(HAVE_SPARC_ASM, test "x$asm_arch" = xsparc)
2605
2606 AC_SUBST([NINE_MAJOR], 1)
2607 AC_SUBST([NINE_MINOR], 0)
2608 AC_SUBST([NINE_TINY], 0)
2609 AC_SUBST([NINE_VERSION], "$NINE_MAJOR.$NINE_MINOR.$NINE_TINY")
2610
2611 AC_SUBST([VDPAU_MAJOR], 1)
2612 AC_SUBST([VDPAU_MINOR], 0)
2613
2614 VA_MAJOR=`$PKG_CONFIG --modversion libva | $SED -n 's/\([[^\.]]*\)\..*$/\1/p'`
2615 VA_MINOR=`$PKG_CONFIG --modversion libva | $SED -n 's/.*\.\(.*\)\..*$/\1/p'`
2616 AC_SUBST([VA_MAJOR], $VA_MAJOR)
2617 AC_SUBST([VA_MINOR], $VA_MINOR)
2618
2619 AC_SUBST([XVMC_MAJOR], 1)
2620 AC_SUBST([XVMC_MINOR], 0)
2621
2622 XA_HEADER="$srcdir/src/gallium/state_trackers/xa/xa_tracker.h"
2623 XA_MAJOR=`grep "#define XA_TRACKER_VERSION_MAJOR" $XA_HEADER | $SED 's/^#define XA_TRACKER_VERSION_MAJOR //'`
2624 XA_MINOR=`grep "#define XA_TRACKER_VERSION_MINOR" $XA_HEADER | $SED 's/^#define XA_TRACKER_VERSION_MINOR //'`
2625 XA_TINY=`grep "#define XA_TRACKER_VERSION_PATCH" $XA_HEADER | $SED 's/^#define XA_TRACKER_VERSION_PATCH //'`
2626
2627 AC_SUBST([XA_MAJOR], $XA_MAJOR)
2628 AC_SUBST([XA_MINOR], $XA_MINOR)
2629 AC_SUBST([XA_TINY], $XA_TINY)
2630 AC_SUBST([XA_VERSION], "$XA_MAJOR.$XA_MINOR.$XA_TINY")
2631
2632 AC_SUBST([TIMESTAMP_CMD], '`test $(SOURCE_DATE_EPOCH) && echo $(SOURCE_DATE_EPOCH) || date +%s`')
2633
2634 AC_ARG_ENABLE(valgrind,
2635               [AS_HELP_STRING([--enable-valgrind],
2636                              [Build mesa with valgrind support (default: auto)])],
2637                              [VALGRIND=$enableval], [VALGRIND=auto])
2638 if test "x$VALGRIND" != xno; then
2639         PKG_CHECK_MODULES(VALGRIND, [valgrind], [have_valgrind=yes], [have_valgrind=no])
2640 fi
2641 AC_MSG_CHECKING([whether to enable Valgrind support])
2642 if test "x$VALGRIND" = xauto; then
2643         VALGRIND="$have_valgrind"
2644 fi
2645
2646 if test "x$VALGRIND" = "xyes"; then
2647         if ! test "x$have_valgrind" = xyes; then
2648                 AC_MSG_ERROR([Valgrind support required but not present])
2649         fi
2650         AC_DEFINE([HAVE_VALGRIND], 1, [Use valgrind intrinsics to suppress false warnings])
2651 fi
2652
2653 AC_MSG_RESULT([$VALGRIND])
2654
2655 dnl Restore LDFLAGS and CPPFLAGS
2656 LDFLAGS="$_SAVE_LDFLAGS"
2657 CPPFLAGS="$_SAVE_CPPFLAGS"
2658
2659 dnl Suppress clang's warnings about unused CFLAGS and CXXFLAGS
2660 if test "x$acv_mesa_CLANG" = xyes; then
2661     CFLAGS="$CFLAGS -Qunused-arguments"
2662     CXXFLAGS="$CXXFLAGS -Qunused-arguments"
2663 fi
2664
2665 dnl Add user CFLAGS and CXXFLAGS
2666 CFLAGS="$CFLAGS $USER_CFLAGS"
2667 CXXFLAGS="$CXXFLAGS $USER_CXXFLAGS"
2668
2669 dnl Substitute the config
2670 AC_CONFIG_FILES([Makefile
2671                 src/Makefile
2672                 src/compiler/Makefile
2673                 src/egl/Makefile
2674                 src/egl/main/egl.pc
2675                 src/egl/wayland/wayland-drm/Makefile
2676                 src/egl/wayland/wayland-egl/Makefile
2677                 src/egl/wayland/wayland-egl/wayland-egl.pc
2678                 src/gallium/Makefile
2679                 src/gallium/auxiliary/Makefile
2680                 src/gallium/auxiliary/pipe-loader/Makefile
2681                 src/gallium/drivers/freedreno/Makefile
2682                 src/gallium/drivers/ddebug/Makefile
2683                 src/gallium/drivers/i915/Makefile
2684                 src/gallium/drivers/ilo/Makefile
2685                 src/gallium/drivers/llvmpipe/Makefile
2686                 src/gallium/drivers/noop/Makefile
2687                 src/gallium/drivers/nouveau/Makefile
2688                 src/gallium/drivers/r300/Makefile
2689                 src/gallium/drivers/r600/Makefile
2690                 src/gallium/drivers/radeon/Makefile
2691                 src/gallium/drivers/radeonsi/Makefile
2692                 src/gallium/drivers/rbug/Makefile
2693                 src/gallium/drivers/softpipe/Makefile
2694                 src/gallium/drivers/svga/Makefile
2695                 src/gallium/drivers/swr/Makefile
2696                 src/gallium/drivers/trace/Makefile
2697                 src/gallium/drivers/vc4/Makefile
2698                 src/gallium/drivers/virgl/Makefile
2699                 src/gallium/state_trackers/clover/Makefile
2700                 src/gallium/state_trackers/dri/Makefile
2701                 src/gallium/state_trackers/glx/xlib/Makefile
2702                 src/gallium/state_trackers/nine/Makefile
2703                 src/gallium/state_trackers/omx/Makefile
2704                 src/gallium/state_trackers/osmesa/Makefile
2705                 src/gallium/state_trackers/va/Makefile
2706                 src/gallium/state_trackers/vdpau/Makefile
2707                 src/gallium/state_trackers/xa/Makefile
2708                 src/gallium/state_trackers/xvmc/Makefile
2709                 src/gallium/targets/d3dadapter9/Makefile
2710                 src/gallium/targets/d3dadapter9/d3d.pc
2711                 src/gallium/targets/dri/Makefile
2712                 src/gallium/targets/libgl-xlib/Makefile
2713                 src/gallium/targets/omx/Makefile
2714                 src/gallium/targets/opencl/Makefile
2715                 src/gallium/targets/opencl/mesa.icd
2716                 src/gallium/targets/osmesa/Makefile
2717                 src/gallium/targets/osmesa/osmesa.pc
2718                 src/gallium/targets/pipe-loader/Makefile
2719                 src/gallium/targets/va/Makefile
2720                 src/gallium/targets/vdpau/Makefile
2721                 src/gallium/targets/xa/Makefile
2722                 src/gallium/targets/xa/xatracker.pc
2723                 src/gallium/targets/xvmc/Makefile
2724                 src/gallium/tests/trivial/Makefile
2725                 src/gallium/tests/unit/Makefile
2726                 src/gallium/winsys/freedreno/drm/Makefile
2727                 src/gallium/winsys/i915/drm/Makefile
2728                 src/gallium/winsys/intel/drm/Makefile
2729                 src/gallium/winsys/nouveau/drm/Makefile
2730                 src/gallium/winsys/radeon/drm/Makefile
2731                 src/gallium/winsys/amdgpu/drm/Makefile
2732                 src/gallium/winsys/svga/drm/Makefile
2733                 src/gallium/winsys/sw/dri/Makefile
2734                 src/gallium/winsys/sw/kms-dri/Makefile
2735                 src/gallium/winsys/sw/null/Makefile
2736                 src/gallium/winsys/sw/wrapper/Makefile
2737                 src/gallium/winsys/sw/xlib/Makefile
2738                 src/gallium/winsys/vc4/drm/Makefile
2739                 src/gallium/winsys/virgl/drm/Makefile
2740                 src/gallium/winsys/virgl/vtest/Makefile
2741                 src/gbm/Makefile
2742                 src/gbm/main/gbm.pc
2743                 src/glx/Makefile
2744                 src/glx/apple/Makefile
2745                 src/glx/tests/Makefile
2746                 src/gtest/Makefile
2747                 src/intel/Makefile
2748                 src/intel/genxml/Makefile
2749                 src/intel/isl/Makefile
2750                 src/intel/vulkan/Makefile
2751                 src/loader/Makefile
2752                 src/mapi/Makefile
2753                 src/mapi/es1api/glesv1_cm.pc
2754                 src/mapi/es2api/glesv2.pc
2755                 src/mapi/glapi/gen/Makefile
2756                 src/mesa/Makefile
2757                 src/mesa/gl.pc
2758                 src/mesa/drivers/dri/dri.pc
2759                 src/mesa/drivers/dri/common/Makefile
2760                 src/mesa/drivers/dri/common/xmlpool/Makefile
2761                 src/mesa/drivers/dri/i915/Makefile
2762                 src/mesa/drivers/dri/i965/Makefile
2763                 src/mesa/drivers/dri/Makefile
2764                 src/mesa/drivers/dri/nouveau/Makefile
2765                 src/mesa/drivers/dri/r200/Makefile
2766                 src/mesa/drivers/dri/radeon/Makefile
2767                 src/mesa/drivers/dri/swrast/Makefile
2768                 src/mesa/drivers/osmesa/Makefile
2769                 src/mesa/drivers/osmesa/osmesa.pc
2770                 src/mesa/drivers/x11/Makefile
2771                 src/mesa/main/tests/Makefile
2772                 src/util/Makefile
2773                 src/util/tests/hash_table/Makefile])
2774
2775 AC_OUTPUT
2776
2777 # Fix up dependencies in *.Plo files, where we changed the extension of a
2778 # source file
2779 $SED -i -e 's/brw_blorp.cpp/brw_blorp.c/' src/mesa/drivers/dri/i965/.deps/brw_blorp.Plo
2780 $SED -i -e 's/gen6_blorp.cpp/gen6_blorp.c/' src/mesa/drivers/dri/i965/.deps/gen6_blorp.Plo
2781 $SED -i -e 's/gen7_blorp.cpp/gen7_blorp.c/' src/mesa/drivers/dri/i965/.deps/gen7_blorp.Plo
2782 $SED -i -e 's/gen8_blorp.cpp/gen8_blorp.c/' src/mesa/drivers/dri/i965/.deps/gen8_blorp.Plo
2783
2784
2785 dnl
2786 dnl Output some configuration info for the user
2787 dnl
2788 echo ""
2789 echo "        prefix:          $prefix"
2790 echo "        exec_prefix:     $exec_prefix"
2791 echo "        libdir:          $libdir"
2792 echo "        includedir:      $includedir"
2793
2794 dnl API info
2795 echo ""
2796 echo "        OpenGL:          $enable_opengl (ES1: $enable_gles1 ES2: $enable_gles2)"
2797
2798 dnl Driver info
2799 echo ""
2800 case "x$enable_osmesa$enable_gallium_osmesa" in
2801 xnoyes)
2802         echo "        OSMesa:          lib$OSMESA_LIB (Gallium)"
2803         ;;
2804 xyesno)
2805         echo "        OSMesa:          lib$OSMESA_LIB"
2806         ;;
2807 xnono)
2808         echo "        OSMesa:          no"
2809         ;;
2810 esac
2811
2812 echo ""
2813 if test "x$enable_dri" != xno; then
2814         echo "        DRI platform:    $dri_platform"
2815         if test -z "$DRI_DIRS"; then
2816             echo "        DRI drivers:     no"
2817         else
2818             echo "        DRI drivers:     $DRI_DIRS"
2819         fi
2820         echo "        DRI driver dir:  $DRI_DRIVER_INSTALL_DIR"
2821 fi
2822
2823 case "x$enable_glx" in
2824 xdri)
2825     echo "        GLX:             DRI-based"
2826     ;;
2827 xxlib)
2828     echo "        GLX:             Xlib-based"
2829     ;;
2830 xgallium-xlib)
2831     echo "        GLX:             Xlib-based (Gallium)"
2832     ;;
2833 *)
2834     echo "        GLX:             $enable_glx"
2835     ;;
2836 esac
2837
2838 dnl EGL
2839 echo ""
2840 echo "        EGL:             $enable_egl"
2841 if test "$enable_egl" = yes; then
2842     echo "        EGL platforms:   $egl_platforms"
2843
2844     egl_drivers=""
2845     if test "x$HAVE_EGL_DRIVER_DRI2" != "x"; then
2846         egl_drivers="$egl_drivers builtin:egl_dri2"
2847     fi
2848     if test "x$HAVE_EGL_DRIVER_DRI3" != "x"; then
2849         egl_drivers="$egl_drivers builtin:egl_dri3"
2850     fi
2851
2852     echo "        EGL drivers:    $egl_drivers"
2853 fi
2854
2855 # Vulkan
2856 echo ""
2857 if test "x$VULKAN_DRIVERS" != x; then
2858     echo "        Vulkan drivers:  $VULKAN_DRIVERS"
2859     echo "        Vulkan ICD dir:  $VULKAN_ICD_INSTALL_DIR"
2860 else
2861     echo "        Vulkan drivers:  no"
2862 fi
2863
2864 echo ""
2865 if test "x$MESA_LLVM" = x1; then
2866     echo "        llvm:            yes"
2867     echo "        llvm-config:     $LLVM_CONFIG"
2868     echo "        llvm-version:    $LLVM_VERSION"
2869 else
2870     echo "        llvm:            no"
2871 fi
2872
2873 echo ""
2874 if test -n "$with_gallium_drivers"; then
2875     echo "        Gallium drivers: $gallium_drivers"
2876     echo "        Gallium st:      $gallium_st"
2877 else
2878     echo "        Gallium:         no"
2879 fi
2880
2881 dnl Shader cache
2882 echo ""
2883 echo "        Shader cache:    $enable_shader_cache"
2884 if test "x$enable_shader_cache" = "xyes"; then
2885     echo "        With SHA1 from:  $with_sha1"
2886 fi
2887
2888 dnl Libraries
2889 echo ""
2890 echo "        Shared libs:     $enable_shared"
2891 echo "        Static libs:     $enable_static"
2892 echo "        Shared-glapi:    $enable_shared_glapi"
2893
2894 dnl Compiler options
2895 # cleanup the CFLAGS/CXXFLAGS/DEFINES vars
2896 cflags=`echo $CFLAGS | \
2897     $SED 's/^ *//;s/  */ /;s/ *$//'`
2898 cxxflags=`echo $CXXFLAGS | \
2899     $SED 's/^ *//;s/  */ /;s/ *$//'`
2900 defines=`echo $DEFINES | $SED 's/^ *//;s/  */ /;s/ *$//'`
2901 echo ""
2902 echo "        CFLAGS:          $cflags"
2903 echo "        CXXFLAGS:        $cxxflags"
2904 echo "        Macros:          $defines"
2905 echo ""
2906 if test "x$MESA_LLVM" = x1; then
2907     echo "        LLVM_CFLAGS:     $LLVM_CFLAGS"
2908     echo "        LLVM_CXXFLAGS:   $LLVM_CXXFLAGS"
2909     echo "        LLVM_CPPFLAGS:   $LLVM_CPPFLAGS"
2910     echo "        LLVM_LDFLAGS:    $LLVM_LDFLAGS"
2911     echo ""
2912 fi
2913 echo "        PYTHON2:         $PYTHON2"
2914
2915 echo ""
2916 echo "        Run '${MAKE-make}' to build Mesa"
2917 echo ""