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
13 dnl Permission is hereby granted, free of charge, to any person obtaining a
14 dnl copy of this software and associated documentation files (the "Software"),
15 dnl to deal in the Software without restriction, including without limitation
16 dnl the rights to use, copy, modify, merge, publish, distribute, sublicense,
17 dnl and/or sell copies of the Software, and to permit persons to whom the
18 dnl Software is furnished to do so, subject to the following conditions:
20 dnl The above copyright notice and this permission notice (including the next
21 dnl paragraph) shall be included in all copies or substantial portions of the
24 dnl THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
25 dnl IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
26 dnl FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
27 dnl THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
28 dnl LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
29 dnl FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
30 dnl DEALINGS IN THE SOFTWARE.
32 dnl Process this file with autoconf to create configure.
36 dnl Tell the user about autoconf.html in the --help output
37 m4_divert_once([HELP_END], [
38 See docs/autoconf.html for more details on the options for Mesa.])
40 m4_define(MESA_VERSION, m4_normalize(m4_include(VERSION)))
41 AC_INIT([Mesa], [MESA_VERSION],
42 [https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa])
43 AC_CONFIG_AUX_DIR([bin])
44 AC_CONFIG_MACRO_DIR([m4])
46 AM_INIT_AUTOMAKE([foreign tar-ustar dist-xz subdir-objects])
48 dnl We only support native Windows builds (MinGW/MSVC) through SCons.
51 AC_MSG_ERROR([MinGW build not supported through autoconf/automake, use SCons instead])
55 # Support silent build rules, requires at least automake-1.11. Disable
56 # by either passing --disable-silent-rules to configure or passing V=1
58 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])],
59 [AC_SUBST([AM_DEFAULT_VERBOSITY], [1])])
61 m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
63 dnl Set internal versions
65 AC_SUBST([OSMESA_VERSION])
67 AC_SUBST([OPENCL_VERSION])
69 # The idea is that libdrm is distributed as one cohesive package, even
70 # though it is composed of multiple libraries. However some drivers
71 # may have different version requirements than others. This list
72 # codifies which drivers need which version of libdrm. Any libdrm
73 # version dependencies in non-driver-specific code should be reflected
75 LIBDRM_REQUIRED=2.4.75
76 LIBDRM_RADEON_REQUIRED=2.4.71
77 LIBDRM_AMDGPU_REQUIRED=2.4.79
78 LIBDRM_INTEL_REQUIRED=2.4.75
79 LIBDRM_NVVIEUX_REQUIRED=2.4.66
80 LIBDRM_NOUVEAU_REQUIRED=2.4.66
81 LIBDRM_FREEDRENO_REQUIRED=2.4.74
82 LIBDRM_VC4_REQUIRED=2.4.69
83 LIBDRM_ETNAVIV_REQUIRED=2.4.80
85 dnl Versions for external dependencies
86 DRI2PROTO_REQUIRED=2.8
87 GLPROTO_REQUIRED=1.4.14
88 LIBOMXIL_BELLAGIO_REQUIRED=0.0
96 XSHMFENCE_REQUIRED=1.1
98 PYTHON_MAKO_REQUIRED=0.8.0
99 LIBSENSORS_REQUIRED=4.0.0
103 LLVM_REQUIRED_GALLIUM=3.3.0
104 LLVM_REQUIRED_OPENCL=3.6.0
105 LLVM_REQUIRED_R600=3.9.0
106 LLVM_REQUIRED_RADEONSI=3.9.0
107 LLVM_REQUIRED_RADV=3.9.0
108 LLVM_REQUIRED_SWR=3.9.0
117 AC_CHECK_PROGS([PYTHON2], [python2.7 python2 python])
124 LT_INIT([disable-static])
126 AC_CHECK_PROG(RM, rm, [rm -f])
129 AS_IF([test ! -f "$srcdir/src/compiler/glsl/glcpp/glcpp-parse.c"],
130 [AC_MSG_ERROR([bison not found - unable to compile glcpp-parse.y])]))
132 AS_IF([test ! -f "$srcdir/src/compiler/glsl/glcpp/glcpp-lex.c"],
133 [AC_MSG_ERROR([flex not found - unable to compile glcpp-lex.l])]))
135 AC_CHECK_PROG(INDENT, indent, indent, cat)
136 if test "x$INDENT" != "xcat"; then
137 # Only GNU indent is supported
138 INDENT_VERSION=`indent --version | grep GNU`
139 if test $? -eq 0; then
140 AC_SUBST(INDENT_FLAGS, '-i4 -nut -br -brs -npcs -ce -TGLubyte -TGLbyte -TBool')
146 AX_CHECK_PYTHON_MAKO_MODULE($PYTHON_MAKO_REQUIRED)
148 if test -z "$PYTHON2"; then
149 if test ! -f "$srcdir/src/util/format_srgb.c"; then
150 AC_MSG_ERROR([Python not found - unable to generate sources])
153 if test "x$acv_mako_found" = xno; then
154 if test ! -f "$srcdir/src/mesa/main/format_unpack.c"; then
155 AC_MSG_ERROR([Python mako module v$PYTHON_MAKO_REQUIRED or higher not found])
162 dnl We need a POSIX shell for parts of the build. Assume we have one
166 # Solaris /bin/sh is too old/non-POSIX compliant
167 AC_PATH_PROGS(POSIX_SHELL, [ksh93 ksh sh])
172 dnl clang is mostly GCC-compatible, but its version is much lower,
173 dnl so we have to check for it.
174 AC_MSG_CHECKING([if compiling with clang])
177 [AC_LANG_PROGRAM([], [[
182 [acv_mesa_CLANG=yes], [acv_mesa_CLANG=no])
184 AC_MSG_RESULT([$acv_mesa_CLANG])
186 dnl If we're using GCC, make sure that it is at least version 4.2.0. Older
187 dnl versions are explictly not supported.
190 if test "x$GCC" = xyes -a "x$acv_mesa_CLANG" = xno; then
191 AC_MSG_CHECKING([whether gcc version is sufficient])
195 GCC_VERSION=`$CC -dumpversion`
196 if test $? -eq 0; then
197 GCC_VERSION_MAJOR=`echo $GCC_VERSION | cut -d. -f1`
198 GCC_VERSION_MINOR=`echo $GCC_VERSION | cut -d. -f2`
201 if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 2 ; then
203 AC_MSG_ERROR([If using GCC, version 4.2.0 or later is required.])
208 if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 6 ; then
211 if test "x$cross_compiling" = xyes; then
216 dnl We don't support building Mesa with Sun C compiler
217 dnl https://bugs.freedesktop.org/show_bug.cgi?id=93189
218 AC_CHECK_DECL([__SUNPRO_C], [SUNCC=yes], [SUNCC=no])
219 if test "x$SUNCC" = xyes; then
220 AC_MSG_ERROR([Building with Sun C compiler is not supported, use GCC instead.])
223 dnl Check for compiler builtins
224 AX_GCC_BUILTIN([__builtin_bswap32])
225 AX_GCC_BUILTIN([__builtin_bswap64])
226 AX_GCC_BUILTIN([__builtin_clz])
227 AX_GCC_BUILTIN([__builtin_clzll])
228 AX_GCC_BUILTIN([__builtin_ctz])
229 AX_GCC_BUILTIN([__builtin_expect])
230 AX_GCC_BUILTIN([__builtin_ffs])
231 AX_GCC_BUILTIN([__builtin_ffsll])
232 AX_GCC_BUILTIN([__builtin_popcount])
233 AX_GCC_BUILTIN([__builtin_popcountll])
234 AX_GCC_BUILTIN([__builtin_unreachable])
236 AX_GCC_FUNC_ATTRIBUTE([const])
237 AX_GCC_FUNC_ATTRIBUTE([flatten])
238 AX_GCC_FUNC_ATTRIBUTE([format])
239 AX_GCC_FUNC_ATTRIBUTE([malloc])
240 AX_GCC_FUNC_ATTRIBUTE([packed])
241 AX_GCC_FUNC_ATTRIBUTE([pure])
242 AX_GCC_FUNC_ATTRIBUTE([returns_nonnull])
243 AX_GCC_FUNC_ATTRIBUTE([unused])
244 AX_GCC_FUNC_ATTRIBUTE([visibility])
245 AX_GCC_FUNC_ATTRIBUTE([warn_unused_result])
246 AX_GCC_FUNC_ATTRIBUTE([weak])
247 AX_GCC_FUNC_ATTRIBUTE([alias])
249 AM_CONDITIONAL([GEN_ASM_OFFSETS], test "x$GEN_ASM_OFFSETS" = xyes)
251 dnl Make sure the pkg-config macros are defined
252 m4_ifndef([PKG_PROG_PKG_CONFIG],
253 [m4_fatal([Could not locate the pkg-config autoconf macros.
254 These are usually located in /usr/share/aclocal/pkg.m4. If your macros
255 are in a different location, try setting the environment variable
256 ACLOCAL="aclocal -I/other/macro/dir" before running autoreconf.])])
257 PKG_PROG_PKG_CONFIG()
259 dnl LIB_DIR - library basename
260 LIB_DIR=`echo $libdir | $SED 's%.*/%%'`
263 dnl Cache LDFLAGS and CPPFLAGS so we can add to them and restore later
264 _SAVE_LDFLAGS="$LDFLAGS"
265 _SAVE_CPPFLAGS="$CPPFLAGS"
268 DEFINES="-D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS"
275 linux*|*-gnu*|gnu*|cygwin*)
276 DEFINES="$DEFINES -D_GNU_SOURCE"
279 DEFINES="$DEFINES -DSVR4"
283 AM_CONDITIONAL(HAVE_ANDROID, test "x$android" = xyes)
285 dnl Add flags for gcc and g++
286 if test "x$GCC" = xyes; then
287 CFLAGS="$CFLAGS -Wall"
289 if test "x$USE_GNU99" = xyes; then
290 CFLAGS="$CFLAGS -std=gnu99"
292 CFLAGS="$CFLAGS -std=c99"
295 # Enable -Werror=implicit-function-declaration and
296 # -Werror=missing-prototypes, if available, or otherwise, just
297 # -Wmissing-prototypes. This is particularly useful to avoid
298 # generating a loadable driver module that has undefined symbols.
299 save_CFLAGS="$CFLAGS"
300 AC_MSG_CHECKING([whether $CC supports -Werror=missing-prototypes])
301 CFLAGS="$CFLAGS -Werror=implicit-function-declaration"
302 CFLAGS="$CFLAGS -Werror=missing-prototypes"
303 AC_LINK_IFELSE([AC_LANG_PROGRAM()],
304 AC_MSG_RESULT([yes]),
305 [CFLAGS="$save_CFLAGS -Wmissing-prototypes";
306 AC_MSG_RESULT([no])])
308 # Enable -fvisibility=hidden if using a gcc that supports it
309 save_CFLAGS="$CFLAGS"
310 AC_MSG_CHECKING([whether $CC supports -fvisibility=hidden])
311 VISIBILITY_CFLAGS="-fvisibility=hidden"
312 CFLAGS="$CFLAGS $VISIBILITY_CFLAGS"
313 AC_LINK_IFELSE([AC_LANG_PROGRAM()], AC_MSG_RESULT([yes]),
314 [VISIBILITY_CFLAGS=""; AC_MSG_RESULT([no])])
316 # Restore CFLAGS; VISIBILITY_CFLAGS are added to it where needed.
319 # We don't want floating-point math functions to set errno or trap
320 CFLAGS="$CFLAGS -fno-math-errno -fno-trapping-math"
322 # Flags to help ensure that certain portions of the code -- and only those
323 # portions -- can be built with MSVC:
324 # - src/util, src/gallium/auxiliary, rc/gallium/drivers/llvmpipe, and
325 # - non-Linux/Posix OpenGL portions needs to build on MSVC 2013 (which
326 # supports most of C99)
327 # - the rest has no compiler compiler restrictions
328 MSVC2013_COMPAT_CFLAGS="-Werror=pointer-arith"
329 MSVC2013_COMPAT_CXXFLAGS="-Werror=pointer-arith"
331 # Enable -Werror=vla if compiler supports it
332 save_CFLAGS="$CFLAGS"
333 AC_MSG_CHECKING([whether $CC supports -Werror=vla])
334 CFLAGS="$CFLAGS -Werror=vla"
335 AC_LINK_IFELSE([AC_LANG_PROGRAM()],
336 [MSVC2013_COMPAT_CFLAGS="$MSVC2013_COMPAT_CFLAGS -Werror=vla";
337 MSVC2013_COMPAT_CXXFLAGS="$MSVC2013_COMPAT_CXXFLAGS -Werror=vla";
338 AC_MSG_RESULT([yes])],
340 CFLAGS="$save_CFLAGS"
342 if test "x$GXX" = xyes; then
343 CXXFLAGS="$CXXFLAGS -Wall"
345 # Enable -fvisibility=hidden if using a gcc that supports it
346 save_CXXFLAGS="$CXXFLAGS"
347 AC_MSG_CHECKING([whether $CXX supports -fvisibility=hidden])
348 VISIBILITY_CXXFLAGS="-fvisibility=hidden"
349 CXXFLAGS="$CXXFLAGS $VISIBILITY_CXXFLAGS"
351 AC_LINK_IFELSE([AC_LANG_PROGRAM()], AC_MSG_RESULT([yes]),
352 [VISIBILITY_CXXFLAGS="" ; AC_MSG_RESULT([no])])
355 # Restore CXXFLAGS; VISIBILITY_CXXFLAGS are added to it where needed.
356 CXXFLAGS=$save_CXXFLAGS
358 # We don't want floating-point math functions to set errno or trap
359 CXXFLAGS="$CXXFLAGS -fno-math-errno -fno-trapping-math"
362 AC_SUBST([MSVC2013_COMPAT_CFLAGS])
363 AC_SUBST([MSVC2013_COMPAT_CXXFLAGS])
365 dnl even if the compiler appears to support it, using visibility attributes isn't
366 dnl going to do anything useful currently on cygwin apart from emit lots of warnings
370 VISIBILITY_CXXFLAGS=""
374 AC_SUBST([VISIBILITY_CFLAGS])
375 AC_SUBST([VISIBILITY_CXXFLAGS])
378 dnl Optional flags, check for compiler support
380 SSE41_CFLAGS="-msse4.1"
381 dnl Code compiled by GCC with -msse* assumes a 16 byte aligned
382 dnl stack, but on x86-32 such alignment is not guaranteed.
383 case "$target_cpu" in
385 SSE41_CFLAGS="$SSE41_CFLAGS -mstackrealign"
388 save_CFLAGS="$CFLAGS"
389 CFLAGS="$SSE41_CFLAGS $CFLAGS"
390 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
391 #include <smmintrin.h>
394 __m128i a = _mm_set1_epi32 (param), b = _mm_set1_epi32 (param + 1), c;
395 c = _mm_max_epu32(a, b);
396 return _mm_cvtsi128_si32(c);
397 }]])], SSE41_SUPPORTED=1)
398 CFLAGS="$save_CFLAGS"
399 if test "x$SSE41_SUPPORTED" = x1; then
400 DEFINES="$DEFINES -DUSE_SSE41"
402 AM_CONDITIONAL([SSE41_SUPPORTED], [test x$SSE41_SUPPORTED = x1])
403 AC_SUBST([SSE41_CFLAGS], $SSE41_CFLAGS)
405 dnl Check for new-style atomic builtins
406 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
409 return __atomic_load_n(&n, __ATOMIC_ACQUIRE);
410 }]])], GCC_ATOMIC_BUILTINS_SUPPORTED=1)
411 if test "x$GCC_ATOMIC_BUILTINS_SUPPORTED" = x1; then
412 DEFINES="$DEFINES -DUSE_GCC_ATOMIC_BUILTINS"
414 AM_CONDITIONAL([GCC_ATOMIC_BUILTINS_SUPPORTED], [test x$GCC_ATOMIC_BUILTINS_SUPPORTED = x1])
416 dnl Check if host supports 64-bit atomics
417 dnl note that lack of support usually results in link (not compile) error
418 AC_MSG_CHECKING(whether __sync_add_and_fetch_8 is supported)
419 AC_LINK_IFELSE([AC_LANG_SOURCE([[
423 return __sync_add_and_fetch(&v, (uint64_t)1);
424 }]])], GCC_64BIT_ATOMICS_SUPPORTED=yes, GCC_64BIT_ATOMICS_SUPPORTED=no)
425 if test "x$GCC_64BIT_ATOMICS_SUPPORTED" != xyes; then
426 DEFINES="$DEFINES -DMISSING_64BIT_ATOMICS"
428 AC_MSG_RESULT($GCC_64BIT_ATOMICS_SUPPORTED)
430 dnl Check for Endianness
438 dnl Check for POWER8 Architecture
439 PWR8_CFLAGS="-mpower8-vector"
440 have_pwr8_intrinsics=no
441 AC_MSG_CHECKING(whether gcc supports -mpower8-vector)
443 CFLAGS="$PWR8_CFLAGS $CFLAGS"
444 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
445 #if defined(__GNUC__) && (__GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 8))
446 #error "Need GCC >= 4.8 for sane POWER8 support"
450 vector unsigned char r;
451 vector unsigned int v = vec_splat_u32 (1);
452 r = __builtin_vec_vgbbd ((vector unsigned char) v);
454 }]])], have_pwr8_intrinsics=yes)
458 [AS_HELP_STRING([--disable-pwr8],
459 [disable POWER8-specific instructions])],
460 [enable_pwr8=$enableval], [enable_pwr8=auto])
462 if test "x$enable_pwr8" = xno ; then
463 have_pwr8_intrinsics=disabled
466 if test $have_pwr8_intrinsics = yes && test $little_endian = yes ; then
467 DEFINES="$DEFINES -D_ARCH_PWR8"
468 CXXFLAGS="$CXXFLAGS $PWR8_CFLAGS"
469 CFLAGS="$CFLAGS $PWR8_CFLAGS"
474 AC_MSG_RESULT($have_pwr8_intrinsics)
475 if test "x$enable_pwr8" = xyes && test $have_pwr8_intrinsics = no ; then
476 AC_MSG_ERROR([POWER8 compiler support not detected])
479 if test $have_pwr8_intrinsics = yes && test $little_endian = no ; then
480 AC_MSG_WARN([POWER8 optimization is enabled only on POWER8 Little-Endian])
483 AC_SUBST([PWR8_CFLAGS], $PWR8_CFLAGS)
485 dnl Can't have static and shared libraries, default to static if user
486 dnl explicitly requested. If both disabled, set to static since shared
487 dnl was explicitly requested.
488 case "x$enable_static$enable_shared" in
490 AC_MSG_ERROR([Cannot enable both static and shared. Building using --enable-shared is strongly recommended])
493 AC_MSG_ERROR([Cannot disable both static and shared. Building using --enable-shared is strongly recommended])
497 AM_CONDITIONAL(BUILD_SHARED, test "x$enable_shared" = xyes)
500 dnl other compiler options
502 AC_ARG_ENABLE([debug],
503 [AS_HELP_STRING([--enable-debug],
504 [use debug compiler flags and macros @<:@default=disabled@:>@])],
505 [enable_debug="$enableval"],
509 AC_ARG_ENABLE([profile],
510 [AS_HELP_STRING([--enable-profile],
511 [enable profiling of code @<:@default=disabled@:>@])],
512 [enable_profile="$enableval"],
516 AC_ARG_ENABLE([sanitize],
517 [AS_HELP_STRING([--enable-sanitize@<:@=address|undefined@:>@],
518 [enable code sanitizer @<:@default=disabled@:>@])],
519 [enable_sanitize="$enableval"],
520 [enable_sanitize=no])
522 if test "x$enable_profile" = xyes; then
523 DEFINES="$DEFINES -DPROFILE"
524 if test "x$GCC" = xyes; then
525 CFLAGS="$CFLAGS -fno-omit-frame-pointer"
527 if test "x$GXX" = xyes; then
528 CXXFLAGS="$CXXFLAGS -fno-omit-frame-pointer"
532 if test "x$enable_debug" = xyes; then
533 DEFINES="$DEFINES -DDEBUG"
534 if test "x$enable_profile" = xyes; then
535 AC_MSG_WARN([Debug and Profile are enabled at the same time])
537 if test "x$GCC" = xyes; then
538 if ! echo "$CFLAGS" | grep -q -e '-g'; then
541 if ! echo "$CFLAGS" | grep -q -e '-O'; then
545 if test "x$GXX" = xyes; then
546 if ! echo "$CXXFLAGS" | grep -q -e '-g'; then
547 CXXFLAGS="$CXXFLAGS -g"
549 if ! echo "$CXXFLAGS" | grep -q -e '-O'; then
550 CXXFLAGS="$CXXFLAGS -O0"
554 DEFINES="$DEFINES -DNDEBUG"
557 if test "x$enable_sanitize" != xno; then
558 if test "x$enable_profile" = xyes; then
559 AC_MSG_WARN([Sanitize and Profile are enabled at the same time])
562 CFLAGS="$CFLAGS -fsanitize=$enable_sanitize"
563 CXXFLAGS="$CXXFLAGS -fsanitize=$enable_sanitize"
564 LDFLAGS="$LDFLAGS -fsanitize=$enable_sanitize"
567 [AC_LANG_SOURCE([int main(){return 0;}])],
569 [AC_MSG_FAILURE([sanitize flags '$enable_sanitize' not supported])])
573 dnl Check if linker supports -Bsymbolic
575 save_LDFLAGS=$LDFLAGS
576 LDFLAGS="$LDFLAGS -Wl,-Bsymbolic"
577 AC_MSG_CHECKING([if ld supports -Bsymbolic])
579 [AC_LANG_SOURCE([int main() { return 0;}])],
580 [AC_MSG_RESULT([yes])
581 BSYMBOLIC="-Wl,-Bsymbolic";],
584 LDFLAGS=$save_LDFLAGS
586 AC_SUBST([BSYMBOLIC])
589 dnl Check if linker supports garbage collection
591 save_LDFLAGS=$LDFLAGS
592 LDFLAGS="$LDFLAGS -Wl,--gc-sections"
593 AC_MSG_CHECKING([whether ld supports --gc-sections])
595 [AC_LANG_SOURCE([static char UnusedFunc() { return 5; } int main() { return 0;}])],
596 [AC_MSG_RESULT([yes])
597 GC_SECTIONS="-Wl,--gc-sections";],
600 LDFLAGS=$save_LDFLAGS
602 AC_SUBST([GC_SECTIONS])
605 dnl OpenBSD does not have DT_NEEDED entries for libc by design
606 dnl so when these flags are passed to ld via libtool the checks will fail
610 LD_NO_UNDEFINED="" ;;
612 if test "x$enable_sanitize" = xno; then
613 LD_NO_UNDEFINED="-Wl,--no-undefined"
620 AC_SUBST([LD_NO_UNDEFINED])
623 dnl Check if linker supports version scripts
625 AC_MSG_CHECKING([if the linker supports version-scripts])
626 save_LDFLAGS=$LDFLAGS
627 LDFLAGS="$LDFLAGS -Wl,--version-script=conftest.map"
628 cat > conftest.map <<EOF
638 [AC_LANG_SOURCE([int main() { return 0;}])],
639 [have_ld_version_script=yes;AC_MSG_RESULT(yes)],
640 [have_ld_version_script=no; AC_MSG_RESULT(no)])
641 LDFLAGS=$save_LDFLAGS
642 AM_CONDITIONAL(HAVE_LD_VERSION_SCRIPT, test "$have_ld_version_script" = "yes")
645 dnl Check if linker supports dynamic list files
647 AC_MSG_CHECKING([if the linker supports --dynamic-list])
648 save_LDFLAGS=$LDFLAGS
649 LDFLAGS="$LDFLAGS -Wl,--dynamic-list=conftest.dyn"
650 cat > conftest.dyn <<EOF
652 radeon_drm_winsys_create;
656 [AC_LANG_SOURCE([int main() { return 0;}])],
657 [have_ld_dynamic_list=yes;AC_MSG_RESULT(yes)],
658 [have_ld_dynamic_list=no; AC_MSG_RESULT(no)])
659 LDFLAGS=$save_LDFLAGS
660 AM_CONDITIONAL(HAVE_LD_DYNAMIC_LIST, test "$have_ld_dynamic_list" = "yes")
663 dnl compatibility symlinks
667 HAVE_COMPAT_SYMLINKS=yes ;;
669 HAVE_COMPAT_SYMLINKS=no ;;
672 AM_CONDITIONAL(HAVE_COMPAT_SYMLINKS, test "x$HAVE_COMPAT_SYMLINKS" = xyes)
677 dnl Unfortunately we need to do a few things that libtool can't help us with,
678 dnl so we need some knowledge of shared library filenames:
680 dnl LIB_EXT is the extension used when creating symlinks for alternate
681 dnl filenames for a shared library which will be dynamically loaded
683 dnl IMP_LIB_EXT is the extension used when checking for the presence of a
684 dnl the file for a shared library we wish to link with
708 dnl potentially-infringing-but-nobody-knows-for-sure stuff
710 AC_ARG_ENABLE([texture-float],
711 [AS_HELP_STRING([--enable-texture-float],
712 [enable floating-point textures and renderbuffers @<:@default=disabled@:>@])],
713 [enable_texture_float="$enableval"],
714 [enable_texture_float=no]
716 if test "x$enable_texture_float" = xyes; then
717 AC_MSG_WARN([Floating-point textures enabled.])
718 AC_MSG_WARN([Please consult docs/patents.txt with your lawyer before building Mesa.])
719 DEFINES="$DEFINES -DTEXTURE_FLOAT_ENABLED"
723 dnl Arch/platform-specific settings
726 [AS_HELP_STRING([--disable-asm],
727 [disable assembly usage @<:@default=enabled on supported platforms@:>@])],
728 [enable_asm="$enableval"],
732 AC_MSG_CHECKING([whether to enable assembly])
733 test "x$enable_asm" = xno && AC_MSG_RESULT([no])
734 # disable if cross compiling on x86/x86_64 since we must run gen_matypes
735 if test "x$enable_asm" = xyes -a "x$cross_compiling" = xyes; then
737 i?86 | x86_64 | amd64)
738 if test "x$host_cpu" != "x$target_cpu"; then
740 AC_MSG_RESULT([no, cross compiling])
745 # check for supported arches
746 if test "x$enable_asm" = xyes; then
750 linux* | *freebsd* | dragonfly* | *netbsd* | openbsd* | gnu*)
757 linux* | *freebsd* | dragonfly* | *netbsd* | openbsd*)
773 DEFINES="$DEFINES -DUSE_X86_ASM -DUSE_MMX_ASM -DUSE_3DNOW_ASM -DUSE_SSE_ASM"
774 AC_MSG_RESULT([yes, x86])
777 DEFINES="$DEFINES -DUSE_X86_64_ASM"
778 AC_MSG_RESULT([yes, x86_64])
781 DEFINES="$DEFINES -DUSE_SPARC_ASM"
782 AC_MSG_RESULT([yes, sparc])
785 AC_MSG_RESULT([no, platform not supported])
791 AC_CHECK_HEADER([xlocale.h], [DEFINES="$DEFINES -DHAVE_XLOCALE_H"])
792 AC_CHECK_HEADER([sys/sysctl.h], [DEFINES="$DEFINES -DHAVE_SYS_SYSCTL_H"])
793 AC_CHECK_FUNC([strtof], [DEFINES="$DEFINES -DHAVE_STRTOF"])
794 AC_CHECK_FUNC([mkostemp], [DEFINES="$DEFINES -DHAVE_MKOSTEMP"])
796 dnl Check to see if dlopen is in default libraries (like Solaris, which
797 dnl has it in libc), or if libdl is needed to get it.
798 AC_CHECK_FUNC([dlopen], [DEFINES="$DEFINES -DHAVE_DLOPEN"],
799 [AC_CHECK_LIB([dl], [dlopen],
800 [DEFINES="$DEFINES -DHAVE_DLOPEN"; DLOPEN_LIBS="-ldl"])])
801 AC_SUBST([DLOPEN_LIBS])
803 dnl Check if that library also has dladdr
805 LIBS="$LIBS $DLOPEN_LIBS"
806 AC_CHECK_FUNCS([dladdr])
809 AC_CHECK_FUNC([dl_iterate_phdr], [DEFINES="$DEFINES -DHAVE_DL_ITERATE_PHDR"])
815 AC_CHECK_FUNCS([clock_gettime], [CLOCK_LIB=],
816 [AC_CHECK_LIB([rt], [clock_gettime], [CLOCK_LIB=-lrt],
817 [AC_MSG_ERROR([Could not find clock_gettime])])])
818 AC_SUBST([CLOCK_LIB])
822 dnl See if posix_memalign is available
823 AC_CHECK_FUNC([posix_memalign], [DEFINES="$DEFINES -DHAVE_POSIX_MEMALIGN"])
826 PKG_CHECK_MODULES([ZLIB], [zlib >= $ZLIB_REQUIRED])
828 dnl Check for pthreads
830 if test "x$ax_pthread_ok" = xno; then
831 AC_MSG_ERROR([Building mesa on this platform requires pthreads])
833 dnl AX_PTHREADS leaves PTHREAD_LIBS empty for gcc and sets PTHREAD_CFLAGS
834 dnl to -pthread, which causes problems if we need -lpthread to appear in
835 dnl pkgconfig files. Since Android doesn't have a pthread lib, this check
836 dnl is not valid for that platform.
837 if test "x$android" = xno; then
838 test -z "$PTHREAD_LIBS" && PTHREAD_LIBS="-lpthread"
841 dnl pthread-stubs is mandatory on BSD platforms, due to the nature of the
842 dnl project. Even then there's a notable issue as described in the project README
844 linux* | cygwin* | darwin* | solaris* | *-gnu* | gnu*)
845 pthread_stubs_possible="no"
848 pthread_stubs_possible="yes"
852 if test "x$pthread_stubs_possible" = xyes; then
853 PKG_CHECK_MODULES(PTHREADSTUBS, pthread-stubs >= 0.4)
854 AC_SUBST(PTHREADSTUBS_CFLAGS)
855 AC_SUBST(PTHREADSTUBS_LIBS)
858 dnl SELinux awareness.
859 AC_ARG_ENABLE([selinux],
860 [AS_HELP_STRING([--enable-selinux],
861 [Build SELinux-aware Mesa @<:@default=disabled@:>@])],
862 [MESA_SELINUX="$enableval"],
864 if test "x$enable_selinux" = "xyes"; then
865 PKG_CHECK_MODULES([SELINUX], [libselinux], [],
866 [AC_CHECK_HEADER([selinux/selinux.h],[],
867 [AC_MSG_ERROR([SELinux headers not found])])
868 AC_CHECK_LIB([selinux],[is_selinux_enabled],[],
869 [AC_MSG_ERROR([SELinux library not found])])
870 SELINUX_LIBS="-lselinux"])
871 DEFINES="$DEFINES -DMESA_SELINUX"
873 AC_SUBST([SELINUX_CFLAGS])
874 AC_SUBST([SELINUX_LIBS])
879 AC_ARG_ENABLE([llvm-shared-libs],
880 [AS_HELP_STRING([--enable-llvm-shared-libs],
881 [link with LLVM shared libraries @<:@default=enabled@:>@])],
882 [enable_llvm_shared_libs="$enableval"],
883 [enable_llvm_shared_libs=yes])
885 AC_ARG_WITH([llvm-prefix],
886 [AS_HELP_STRING([--with-llvm-prefix],
887 [Prefix for LLVM installations in non-standard locations])],
888 [llvm_prefix="$withval"],
891 PKG_CHECK_MODULES([LIBELF], [libelf], [have_libelf=yes], [have_libelf=no])
892 if test "x$have_libelf" = xno; then
895 AC_CHECK_LIB([elf], [elf_memory], [have_libelf=yes;LIBELF_LIBS=-lelf], [have_libelf=no])
896 AC_SUBST([LIBELF_LIBS])
897 AC_SUBST([LIBELF_CFLAGS])
900 if test -z "$LLVM_CONFIG"; then
901 if test -n "$llvm_prefix"; then
902 AC_PATH_TOOL([LLVM_CONFIG], [llvm-config], [no], ["$llvm_prefix/bin"])
904 AC_PATH_TOOL([LLVM_CONFIG], [llvm-config], [no])
908 llvm_add_component() {
909 new_llvm_component=$1
912 if $LLVM_CONFIG --components | grep -iqw $new_llvm_component ; then
913 LLVM_COMPONENTS="${LLVM_COMPONENTS} ${new_llvm_component}"
915 AC_MSG_ERROR([LLVM component '$new_llvm_component' not enabled in your LLVM build. Required by $driver_name.])
919 llvm_add_default_components() {
922 # Required default components
923 llvm_add_component "bitwriter" $driver_name
924 llvm_add_component "engine" $driver_name
925 llvm_add_component "mcdisassembler" $driver_name
926 llvm_add_component "mcjit" $driver_name
928 # Optional default components
929 if $LLVM_CONFIG --components | grep -iqw inteljitevents ; then
930 LLVM_COMPONENTS="$LLVM_COMPONENTS inteljitevents"
938 if $LLVM_CONFIG --targets-built | grep -iqw $new_llvm_target ; then
939 llvm_add_component $new_llvm_target $driver_name
941 AC_MSG_ERROR([LLVM target '$new_llvm_target' not enabled in your LLVM build. Required by $driver_name.])
945 # Call this inside ` ` to get the return value.
946 # $1 is the llvm-config command with arguments.
947 strip_unwanted_llvm_flags() {
948 echo " `$1` " | sed -E \
949 -e 's/[[[:space:]]]+-m[[^[:space:]]]*//g' \
950 -e 's/[[[:space:]]]+-DNDEBUG[[[:space:]]]/ /g' \
951 -e 's/[[[:space:]]]+-D_GNU_SOURCE[[[:space:]]]/ /g' \
952 -e 's/[[[:space:]]]+-pedantic[[[:space:]]]/ /g' \
953 -e 's/[[[:space:]]]+-W[[^[:space:]]]*//g' \
954 -e 's/[[[:space:]]]+-O[[^[:space:]]]*//g' \
955 -e 's/[[[:space:]]]+-g[[^[:space:]]]*//g' \
956 -e 's/-fno-rtti[[[:space:]]]/-Fno-rtti /g' \
957 -e 's/[[[:space:]]]+-f[[^[:space:]]]*//g' \
958 -e 's/-Fno-rtti[[[:space:]]]/-fno-rtti /g' \
959 -e 's/^[[[:space:]]]//' \
960 -e 's/[[[:space:]]]$//'
963 llvm_set_environment_variables() {
964 if test "x$LLVM_CONFIG" != xno; then
965 LLVM_VERSION=`$LLVM_CONFIG --version | egrep -o '^[[0-9.]]+'`
966 LLVM_CPPFLAGS=`strip_unwanted_llvm_flags "$LLVM_CONFIG --cppflags"`
967 LLVM_INCLUDEDIR=`$LLVM_CONFIG --includedir`
968 LLVM_LIBDIR=`$LLVM_CONFIG --libdir`
970 # We need to respect LLVM_CPPFLAGS when compiling LLVM headers.
971 save_CFLAGS="$CFLAGS"
972 CFLAGS="$CFLAGS $LLVM_CPPFLAGS"
974 AC_COMPUTE_INT([LLVM_VERSION_MAJOR], [LLVM_VERSION_MAJOR],
975 [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
976 AC_COMPUTE_INT([LLVM_VERSION_MINOR], [LLVM_VERSION_MINOR],
977 [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
978 AC_COMPUTE_INT([LLVM_VERSION_PATCH], [LLVM_VERSION_PATCH],
979 [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
981 CFLAGS="$save_CFLAGS"
983 # Only needed for LLVM < 3.6.0
984 if test -z "$LLVM_VERSION_PATCH"; then
988 LLVM_VERSION_INT="${LLVM_VERSION_MAJOR}0${LLVM_VERSION_MINOR}"
998 if test "x$enable_llvm" != "xyes"; then
999 AC_MSG_ERROR([--enable-llvm is required when building $1])
1003 llvm_require_version() {
1006 llvm_target_version_major=`echo $1 | cut -d. -f1 | egrep -o '^[[0-9]]+'`
1007 llvm_target_version_minor=`echo $1 | cut -d. -f2 | egrep -o '^[[0-9]]+'`
1008 llvm_target_version_patch=`echo $1 | cut -d. -f3 | egrep -o '^[[0-9]]+'`
1010 if test "$LLVM_VERSION_MAJOR" -gt "$llvm_target_version_major"; then
1011 # major > required major
1016 if test "$LLVM_VERSION_MAJOR" -eq "$llvm_target_version_major"; then
1017 if test "$LLVM_VERSION_MINOR" -gt "$llvm_target_version_minor"; then
1018 # major = required major and
1019 # minor > required minor
1023 if test "$LLVM_VERSION_MINOR" -eq "$llvm_target_version_minor"; then
1024 if test "$LLVM_VERSION_PATCH" -ge "$llvm_target_version_patch"; then
1025 # major = required major and
1026 # minor = required minor and
1027 # patch >= required patch
1035 AC_MSG_ERROR([LLVM $1 or newer is required for $2])
1038 radeon_llvm_check() {
1039 if test ${LLVM_VERSION_INT} -lt 307; then
1040 amdgpu_llvm_target_name='r600'
1042 amdgpu_llvm_target_name='amdgpu'
1045 llvm_require_version $*
1047 llvm_add_target $amdgpu_llvm_target_name $2
1049 llvm_add_default_components $2
1050 llvm_add_component "bitreader" $2
1051 llvm_add_component "ipo" $2
1053 if test "x$have_libelf" != xyes; then
1054 AC_MSG_ERROR([$2 requires libelf when using llvm])
1058 llvm_set_environment_variables
1060 AC_SUBST([LLVM_CFLAGS])
1061 AC_SUBST([LLVM_CXXFLAGS])
1062 AC_SUBST([LLVM_LIBS])
1063 AC_SUBST([LLVM_LDFLAGS])
1064 AC_SUBST([LLVM_INCLUDEDIR])
1069 AC_ARG_ENABLE([libunwind],
1070 [AS_HELP_STRING([--enable-libunwind],
1071 [Use libunwind for backtracing (default: auto)])],
1072 [LIBUNWIND="$enableval"],
1075 PKG_CHECK_EXISTS(libunwind, [HAVE_LIBUNWIND=yes], [HAVE_LIBUNWIND=no])
1076 if test "x$LIBUNWIND" = "xauto"; then
1077 LIBUNWIND="$HAVE_LIBUNWIND"
1080 if test "x$LIBUNWIND" = "xyes"; then
1081 PKG_CHECK_MODULES(LIBUNWIND, libunwind)
1082 AC_DEFINE(HAVE_LIBUNWIND, 1, [Have libunwind support])
1086 dnl Options for APIs
1087 AC_ARG_ENABLE([opengl],
1088 [AS_HELP_STRING([--disable-opengl],
1089 [disable support for standard OpenGL API @<:@default=enabled@:>@])],
1090 [enable_opengl="$enableval"],
1091 [enable_opengl=yes])
1092 AC_ARG_ENABLE([gles1],
1093 [AS_HELP_STRING([--disable-gles1],
1094 [disable support for OpenGL ES 1.x API @<:@default=enabled@:>@])],
1095 [enable_gles1="$enableval"],
1097 AC_ARG_ENABLE([gles2],
1098 [AS_HELP_STRING([--disable-gles2],
1099 [disable support for OpenGL ES 2.x API @<:@default=enabled@:>@])],
1100 [enable_gles2="$enableval"],
1103 AC_ARG_ENABLE([dri],
1104 [AS_HELP_STRING([--enable-dri],
1105 [enable DRI modules @<:@default=enabled@:>@])],
1106 [enable_dri="$enableval"],
1109 AC_ARG_ENABLE([gallium-extra-hud],
1110 [AS_HELP_STRING([--enable-gallium-extra-hud],
1111 [enable HUD block/NIC I/O HUD stats support @<:@default=disabled@:>@])],
1112 [enable_gallium_extra_hud="$enableval"],
1113 [enable_gallium_extra_hud=no])
1114 AM_CONDITIONAL(HAVE_GALLIUM_EXTRA_HUD, test "x$enable_gallium_extra_hud" = xyes)
1115 if test "x$enable_gallium_extra_hud" = xyes ; then
1116 DEFINES="${DEFINES} -DHAVE_GALLIUM_EXTRA_HUD=1"
1119 #TODO: no pkgconfig .pc available for libsensors.
1120 #PKG_CHECK_MODULES([LIBSENSORS], [libsensors >= $LIBSENSORS_REQUIRED], [enable_lmsensors=yes], [enable_lmsensors=no])
1121 AC_ARG_ENABLE([lmsensors],
1122 [AS_HELP_STRING([--enable-lmsensors],
1123 [enable HUD lmsensor support @<:@default=disabled@:>@])],
1124 [enable_lmsensors="$enableval"],
1125 [enable_lmsensors=no])
1126 AM_CONDITIONAL(HAVE_LIBSENSORS, test "x$enable_lmsensors" = xyes)
1127 if test "x$enable_lmsensors" = xyes ; then
1128 DEFINES="${DEFINES} -DHAVE_LIBSENSORS=1"
1129 LIBSENSORS_LIBS="-lsensors"
1133 AC_SUBST(LIBSENSORS_LIBS)
1144 if test "x$enable_dri" = xno; then
1148 AC_ARG_ENABLE([dri3],
1149 [AS_HELP_STRING([--enable-dri3],
1150 [enable DRI3 @<:@default=auto@:>@])],
1151 [enable_dri3="$enableval"],
1152 [enable_dri3="$dri3_default"])
1153 AC_ARG_ENABLE([glx],
1154 [AS_HELP_STRING([--enable-glx@<:@=dri|xlib|gallium-xlib@:>@],
1155 [enable the GLX library and choose an implementation @<:@default=auto@:>@])],
1156 [enable_glx="$enableval"],
1158 AC_ARG_ENABLE([osmesa],
1159 [AS_HELP_STRING([--enable-osmesa],
1160 [enable OSMesa library @<:@default=disabled@:>@])],
1161 [enable_osmesa="$enableval"],
1163 AC_ARG_ENABLE([gallium-osmesa],
1164 [AS_HELP_STRING([--enable-gallium-osmesa],
1165 [enable Gallium implementation of the OSMesa library @<:@default=disabled@:>@])],
1166 [enable_gallium_osmesa="$enableval"],
1167 [enable_gallium_osmesa=no])
1168 AC_ARG_ENABLE([egl],
1169 [AS_HELP_STRING([--disable-egl],
1170 [disable EGL library @<:@default=enabled@:>@])],
1171 [enable_egl="$enableval"],
1175 [AS_HELP_STRING([--enable-xa],
1176 [enable build of the XA X Acceleration API @<:@default=disabled@:>@])],
1177 [enable_xa="$enableval"],
1179 AC_ARG_ENABLE([gbm],
1180 [AS_HELP_STRING([--enable-gbm],
1181 [enable gbm library @<:@default=yes except cygwin@:>@])],
1182 [enable_gbm="$enableval"],
1191 AC_ARG_ENABLE([nine],
1192 [AS_HELP_STRING([--enable-nine],
1193 [enable build of the nine Direct3D9 API @<:@default=no@:>@])],
1194 [enable_nine="$enableval"],
1197 AC_ARG_ENABLE([xvmc],
1198 [AS_HELP_STRING([--enable-xvmc],
1199 [enable xvmc library @<:@default=auto@:>@])],
1200 [enable_xvmc="$enableval"],
1202 AC_ARG_ENABLE([vdpau],
1203 [AS_HELP_STRING([--enable-vdpau],
1204 [enable vdpau library @<:@default=auto@:>@])],
1205 [enable_vdpau="$enableval"],
1206 [enable_vdpau=auto])
1207 AC_ARG_ENABLE([omx],
1208 [AS_HELP_STRING([--enable-omx],
1209 [enable OpenMAX library @<:@default=disabled@:>@])],
1210 [enable_omx="$enableval"],
1213 [AS_HELP_STRING([--enable-va],
1214 [enable va library @<:@default=auto@:>@])],
1215 [enable_va="$enableval"],
1217 AC_ARG_ENABLE([opencl],
1218 [AS_HELP_STRING([--enable-opencl],
1219 [enable OpenCL library @<:@default=disabled@:>@])],
1220 [enable_opencl="$enableval"],
1222 AC_ARG_ENABLE([opencl_icd],
1223 [AS_HELP_STRING([--enable-opencl-icd],
1224 [Build an OpenCL ICD library to be loaded by an ICD implementation
1225 @<:@default=disabled@:>@])],
1226 [enable_opencl_icd="$enableval"],
1227 [enable_opencl_icd=no])
1229 AC_ARG_ENABLE([gallium-tests],
1230 [AS_HELP_STRING([--enable-gallium-tests],
1231 [Enable optional Gallium tests) @<:@default=disabled@:>@])],
1232 [enable_gallium_tests="$enableval"],
1233 [enable_gallium_tests=no])
1235 # Option for Gallium drivers
1237 # Keep this in sync with the --with-gallium-drivers help string default value
1238 GALLIUM_DRIVERS_DEFAULT="r300,r600,svga,swrast"
1240 AC_ARG_WITH([gallium-drivers],
1241 [AS_HELP_STRING([--with-gallium-drivers@<:@=DIRS...@:>@],
1242 [comma delimited Gallium drivers list, e.g.
1243 "i915,nouveau,r300,r600,radeonsi,freedreno,svga,swrast,swr,vc4,virgl,etnaviv,imx"
1244 @<:@default=r300,r600,svga,swrast@:>@])],
1245 [with_gallium_drivers="$withval"],
1246 [with_gallium_drivers="$GALLIUM_DRIVERS_DEFAULT"])
1248 # Doing '--without-gallium-drivers' will set this variable to 'no'. Clear it
1249 # here so that the script doesn't choke on an unknown driver name later.
1250 case "$with_gallium_drivers" in
1251 yes) with_gallium_drivers="$GALLIUM_DRIVERS_DEFAULT" ;;
1252 no) with_gallium_drivers='' ;;
1255 if test "x$enable_opengl" = xno -a \
1256 "x$enable_gles1" = xno -a \
1257 "x$enable_gles2" = xno -a \
1258 "x$enable_nine" = xno -a \
1259 "x$enable_xa" = xno -a \
1260 "x$enable_xvmc" = xno -a \
1261 "x$enable_vdpau" = xno -a \
1262 "x$enable_omx" = xno -a \
1263 "x$enable_va" = xno -a \
1264 "x$enable_opencl" = xno; then
1265 AC_MSG_ERROR([at least one API should be enabled])
1268 # Building OpenGL ES1 and/or ES2 without OpenGL is not supported on mesa 9.0.x
1269 if test "x$enable_opengl" = xno -a \
1270 "x$enable_gles1" = xyes; then
1271 AC_MSG_ERROR([Building OpenGL ES1 without OpenGL is not supported])
1274 if test "x$enable_opengl" = xno -a \
1275 "x$enable_gles2" = xyes; then
1276 AC_MSG_ERROR([Building OpenGL ES2 without OpenGL is not supported])
1279 AM_CONDITIONAL(HAVE_OPENGL, test "x$enable_opengl" = xyes)
1280 AM_CONDITIONAL(HAVE_OPENGL_ES1, test "x$enable_gles1" = xyes)
1281 AM_CONDITIONAL(HAVE_OPENGL_ES2, test "x$enable_gles2" = xyes)
1282 AM_CONDITIONAL(NEED_OPENGL_COMMON, test "x$enable_opengl" = xyes -o \
1283 "x$enable_gles1" = xyes -o \
1284 "x$enable_gles2" = xyes)
1286 # Validate GLX options
1287 if test "x$enable_glx" = xyes; then
1288 if test "x$enable_dri" = xyes; then
1290 elif test -n "$with_gallium_drivers"; then
1291 enable_glx=gallium-xlib
1296 case "x$enable_glx" in
1297 xdri | xxlib | xgallium-xlib)
1298 # GLX requires OpenGL
1299 if test "x$enable_opengl" = xno; then
1300 AC_MSG_ERROR([GLX cannot be built without OpenGL])
1303 # Check individual dependencies
1304 case "x$enable_glx" in
1306 if test "x$enable_dri" = xno; then
1307 AC_MSG_ERROR([DRI-based GLX requires DRI to be enabled])
1311 if test "x$enable_dri" = xyes; then
1312 AC_MSG_ERROR([Xlib-based GLX cannot be built with DRI enabled])
1316 if test "x$enable_dri" = xyes; then
1317 AC_MSG_ERROR([Xlib-based (Gallium) GLX cannot be built with DRI enabled])
1319 if test -z "$with_gallium_drivers"; then
1320 AC_MSG_ERROR([Xlib-based (Gallium) GLX cannot be built without Gallium enabled])
1328 AC_MSG_ERROR([Illegal value for --enable-glx: $enable_glx])
1332 AM_CONDITIONAL(HAVE_GLX, test "x$enable_glx" != xno)
1333 AM_CONDITIONAL(HAVE_DRI_GLX, test "x$enable_glx" = xdri)
1334 AM_CONDITIONAL(HAVE_XLIB_GLX, test "x$enable_glx" = xxlib)
1335 AM_CONDITIONAL(HAVE_GALLIUM_XLIB_GLX, test "x$enable_glx" = xgallium-xlib)
1337 DEFAULT_GL_LIB_NAME=GL
1340 dnl Libglvnd configuration
1342 AC_ARG_ENABLE([libglvnd],
1343 [AS_HELP_STRING([--enable-libglvnd],
1344 [Build GLX and EGL for libglvnd @<:@default=disabled@:>@])],
1345 [enable_libglvnd="$enableval"],
1346 [enable_libglvnd=no])
1347 AM_CONDITIONAL(USE_LIBGLVND, test "x$enable_libglvnd" = xyes)
1349 if test "x$enable_libglvnd" = xyes ; then
1350 dnl XXX: update once we can handle more than libGL/glx.
1351 dnl Namely: we should error out if neither of the glvnd enabled libraries
1353 case "x$enable_glx" in
1355 AC_MSG_ERROR([cannot build libglvnd without GLX])
1357 xxlib | xgallium-xlib )
1358 AC_MSG_ERROR([cannot build libgvnd when Xlib-GLX or Gallium-Xlib-GLX is enabled])
1364 PKG_CHECK_MODULES([GLVND], libglvnd >= 0.2.0)
1365 LIBGLVND_DATADIR=`$PKG_CONFIG --variable=datadir libglvnd`
1366 AC_SUBST([LIBGLVND_DATADIR])
1368 DEFINES="${DEFINES} -DUSE_LIBGLVND=1"
1369 DEFAULT_GL_LIB_NAME=GLX_mesa
1372 AC_ARG_WITH([gl-lib-name],
1373 [AS_HELP_STRING([--with-gl-lib-name@<:@=NAME@:>@],
1374 [specify GL library name @<:@default=GL@:>@])],
1376 [GL_LIB="$DEFAULT_GL_LIB_NAME"])
1377 AC_ARG_WITH([osmesa-lib-name],
1378 [AS_HELP_STRING([--with-osmesa-lib-name@<:@=NAME@:>@],
1379 [specify OSMesa library name @<:@default=OSMesa@:>@])],
1380 [OSMESA_LIB=$withval],
1381 [OSMESA_LIB=OSMesa])
1382 AS_IF([test "x$GL_LIB" = xyes], [GL_LIB="$DEFAULT_GL_LIB_NAME"])
1383 AS_IF([test "x$OSMESA_LIB" = xyes], [OSMESA_LIB=OSMesa])
1386 dnl Mangled Mesa support
1388 AC_ARG_ENABLE([mangling],
1389 [AS_HELP_STRING([--enable-mangling],
1390 [enable mangled symbols and library name @<:@default=disabled@:>@])],
1391 [enable_mangling="${enableval}"],
1392 [enable_mangling=no]
1394 if test "x${enable_mangling}" = "xyes" ; then
1395 DEFINES="${DEFINES} -DUSE_MGL_NAMESPACE"
1396 GL_LIB="Mangled${GL_LIB}"
1397 OSMESA_LIB="Mangled${OSMESA_LIB}"
1400 AC_SUBST([OSMESA_LIB])
1403 PKG_CHECK_MODULES([LIBDRM], [libdrm >= $LIBDRM_REQUIRED],
1404 [have_libdrm=yes], [have_libdrm=no])
1405 if test "x$have_libdrm" = xyes; then
1406 DEFINES="$DEFINES -DHAVE_LIBDRM"
1410 if test "x$have_libdrm" != xyes; then
1411 AC_MSG_ERROR([$1 requires libdrm >= $LIBDRM_REQUIRED])
1416 # Select which platform-dependent DRI code gets built
1419 dri_platform='apple' ;;
1421 dri_platform='windows' ;;
1423 dri_platform='none' ;;
1425 dri_platform='drm' ;;
1428 if test "x$enable_dri" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes; then
1429 have_drisw_kms='yes'
1432 AM_CONDITIONAL(HAVE_DRICOMMON, test "x$enable_dri" = xyes )
1433 AM_CONDITIONAL(HAVE_DRISW, test "x$enable_dri" = xyes )
1434 AM_CONDITIONAL(HAVE_DRISW_KMS, test "x$have_drisw_kms" = xyes )
1435 AM_CONDITIONAL(HAVE_DRI2, test "x$enable_dri" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes )
1436 AM_CONDITIONAL(HAVE_DRI3, test "x$enable_dri3" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes )
1437 AM_CONDITIONAL(HAVE_APPLEDRI, test "x$enable_dri" = xyes -a "x$dri_platform" = xapple )
1438 AM_CONDITIONAL(HAVE_LMSENSORS, test "x$enable_lmsensors" = xyes )
1439 AM_CONDITIONAL(HAVE_GALLIUM_EXTRA_HUD, test "x$enable_gallium_extra_hud" = xyes )
1440 AM_CONDITIONAL(HAVE_WINDOWSDRI, test "x$enable_dri" = xyes -a "x$dri_platform" = xwindows )
1442 AC_ARG_ENABLE([shared-glapi],
1443 [AS_HELP_STRING([--enable-shared-glapi],
1444 [Enable shared glapi for OpenGL @<:@default=enabled@:>@])],
1445 [enable_shared_glapi="$enableval"],
1446 [enable_shared_glapi=yes])
1448 case "x$enable_opengl$enable_gles1$enable_gles2" in
1450 if test "x$enable_shared_glapi" = xno; then
1451 AC_MSG_ERROR([shared GLAPI required when building two or more of
1452 the following APIs - opengl, gles1 gles2])
1457 AM_CONDITIONAL(HAVE_SHARED_GLAPI, test "x$enable_shared_glapi" = xyes)
1459 # Build the pipe-drivers as separate libraries/modules.
1460 # Do not touch this unless you know what you are doing.
1461 # XXX: Expose via configure option ?
1462 enable_shared_pipe_drivers=no
1465 dnl Driver specific build directories
1468 if test "x$enable_gallium_osmesa" = xyes; then
1469 if ! echo "$with_gallium_drivers" | grep -q 'swrast'; then
1470 AC_MSG_ERROR([gallium_osmesa requires the gallium swrast driver])
1472 if test "x$enable_osmesa" = xyes; then
1473 AC_MSG_ERROR([Cannot enable both classic and Gallium OSMesa implementations])
1477 require_dri_shared_libs_and_glapi() {
1478 if test "x$enable_static" = xyes; then
1479 AC_MSG_ERROR([$1 cannot be build as static library])
1482 if test "x$enable_dri" != xyes; then
1483 # There is only a single backend which won't be build/used otherwise.
1484 # XXX: Revisit this as the egl/haiku is a thing.
1485 AC_MSG_ERROR([$1 requires --enable-dri])
1488 if test "x$enable_shared_glapi" != xyes; then
1489 AC_MSG_ERROR([$1 requires --enable-shared-glapi])
1493 if test "x$enable_dri" = xyes; then
1494 require_dri_shared_libs_and_glapi "DRI"
1496 # not a hard requirement as swrast does not depend on it
1497 if test "x$have_libdrm" = xyes; then
1498 DRI_PC_REQ_PRIV="libdrm >= $LIBDRM_REQUIRED"
1502 AC_ARG_ENABLE([driglx-direct],
1503 [AS_HELP_STRING([--disable-driglx-direct],
1504 [disable direct rendering in GLX and EGL for DRI \
1505 @<:@default=auto@:>@])],
1506 [driglx_direct="$enableval"],
1507 [driglx_direct="yes"])
1510 dnl libGL configuration per driver
1512 if test "x$enable_glx" != xno; then
1513 PKG_CHECK_MODULES([GLPROTO], [glproto >= $GLPROTO_REQUIRED])
1515 case "x$enable_glx" in
1516 xxlib | xgallium-xlib)
1518 dri_modules="x11 xext xcb"
1519 PKG_CHECK_MODULES([XLIBGL], [$dri_modules])
1520 GL_PC_REQ_PRIV="$GL_PC_REQ_PRIV $dri_modules"
1521 X11_INCLUDES="$X11_INCLUDES $XLIBGL_CFLAGS"
1522 GL_LIB_DEPS="$XLIBGL_LIBS"
1523 GL_LIB_DEPS="$GL_LIB_DEPS $SELINUX_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1524 GL_PC_LIB_PRIV="$GL_PC_LIB_PRIV $SELINUX_LIBS -lm $PTHREAD_LIBS"
1529 # find the DRI deps for libGL
1530 dri_modules="x11 xext xdamage >= $XDAMAGE_REQUIRED xfixes x11-xcb xcb xcb-glx >= $XCBGLX_REQUIRED"
1532 if test x"$driglx_direct" = xyes; then
1533 if test x"$dri_platform" = xdrm ; then
1534 DEFINES="$DEFINES -DGLX_USE_DRM"
1535 require_libdrm "Direct rendering"
1537 PKG_CHECK_MODULES([DRI2PROTO], [dri2proto >= $DRI2PROTO_REQUIRED])
1538 GL_PC_REQ_PRIV="$GL_PC_REQ_PRIV libdrm >= $LIBDRM_REQUIRED"
1539 if test x"$enable_dri" = xyes; then
1540 dri_modules="$dri_modules xcb-dri2 >= $XCBDRI2_REQUIRED"
1543 if test x"$enable_dri3" = xyes; then
1544 PKG_CHECK_EXISTS([xcb >= $XCB_REQUIRED], [], AC_MSG_ERROR([DRI3 requires xcb >= $XCB_REQUIRED]))
1545 dri3_modules="xcb xcb-dri3 xcb-present xcb-sync xshmfence >= $XSHMFENCE_REQUIRED"
1546 PKG_CHECK_MODULES([XCB_DRI3], [$dri3_modules])
1549 if test x"$dri_platform" = xapple ; then
1550 DEFINES="$DEFINES -DGLX_USE_APPLEGL"
1552 if test x"$dri_platform" = xwindows ; then
1553 DEFINES="$DEFINES -DGLX_USE_WINDOWSGL"
1557 # add xf86vidmode if available
1558 PKG_CHECK_MODULES([XF86VIDMODE], [xxf86vm], HAVE_XF86VIDMODE=yes, HAVE_XF86VIDMODE=no)
1559 if test "$HAVE_XF86VIDMODE" = yes ; then
1560 dri_modules="$dri_modules xxf86vm"
1563 PKG_CHECK_MODULES([DRIGL], [$dri_modules])
1564 GL_PC_REQ_PRIV="$GL_PC_REQ_PRIV $dri_modules"
1565 X11_INCLUDES="$X11_INCLUDES $DRIGL_CFLAGS"
1566 GL_LIB_DEPS="$DRIGL_LIBS"
1568 # need DRM libs, $PTHREAD_LIBS, etc.
1569 GL_LIB_DEPS="$GL_LIB_DEPS $LIBDRM_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1570 GL_PC_LIB_PRIV="-lm $PTHREAD_LIBS $DLOPEN_LIBS"
1574 # This is outside the case (above) so that it is invoked even for non-GLX
1576 AM_CONDITIONAL(HAVE_XF86VIDMODE, test "x$HAVE_XF86VIDMODE" = xyes)
1578 GLESv1_CM_LIB_DEPS="$LIBDRM_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1579 GLESv1_CM_PC_LIB_PRIV="-lm $PTHREAD_LIBS $DLOPEN_LIBS"
1580 GLESv2_LIB_DEPS="$LIBDRM_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1581 GLESv2_PC_LIB_PRIV="-lm $PTHREAD_LIBS $DLOPEN_LIBS"
1583 AC_SUBST([X11_INCLUDES])
1584 AC_SUBST([GL_LIB_DEPS])
1585 AC_SUBST([GL_PC_REQ_PRIV])
1586 AC_SUBST([GL_PC_LIB_PRIV])
1587 AC_SUBST([GL_PC_CFLAGS])
1588 AC_SUBST([DRI_PC_REQ_PRIV])
1589 AC_SUBST([GLESv1_CM_LIB_DEPS])
1590 AC_SUBST([GLESv1_CM_PC_LIB_PRIV])
1591 AC_SUBST([GLESv2_LIB_DEPS])
1592 AC_SUBST([GLESv2_PC_LIB_PRIV])
1594 AC_SUBST([HAVE_XF86VIDMODE])
1599 case "x$enable_glx" in
1600 xxlib | xgallium-xlib)
1601 DEFINES="$DEFINES -DUSE_XSHM"
1604 DEFINES="$DEFINES -DGLX_INDIRECT_RENDERING"
1605 if test "x$driglx_direct" = xyes; then
1606 DEFINES="$DEFINES -DGLX_DIRECT_RENDERING"
1615 AC_ARG_ENABLE([glx-tls],
1616 [AS_HELP_STRING([--enable-glx-tls],
1617 [enable TLS support in GLX @<:@default=enabled@:>@])],
1618 [GLX_USE_TLS="$enableval"],
1620 AC_SUBST(GLX_TLS, ${GLX_USE_TLS})
1622 if test "x$GLX_USE_TLS" = xyes; then
1623 DEFINES="$DEFINES -DGLX_USE_TLS"
1626 dnl Read-only text section on x86 hardened platforms
1627 AC_ARG_ENABLE([glx-read-only-text],
1628 [AS_HELP_STRING([--enable-glx-read-only-text],
1629 [Disable writable .text section on x86 (decreases performance) @<:@default=disabled@:>@])],
1630 [enable_glx_read_only_text="$enableval"],
1631 [enable_glx_read_only_text=no])
1632 if test "x$enable_glx_read_only_text" = xyes; then
1633 DEFINES="$DEFINES -DGLX_X86_READONLY_TEXT"
1639 dnl Directory for DRI drivers
1640 AC_ARG_WITH([dri-driverdir],
1641 [AS_HELP_STRING([--with-dri-driverdir=DIR],
1642 [directory for the DRI drivers @<:@${libdir}/dri@:>@])],
1643 [DRI_DRIVER_INSTALL_DIR="$withval"],
1644 [DRI_DRIVER_INSTALL_DIR='${libdir}/dri'])
1645 AC_SUBST([DRI_DRIVER_INSTALL_DIR])
1646 dnl Extra search path for DRI drivers
1647 AC_ARG_WITH([dri-searchpath],
1648 [AS_HELP_STRING([--with-dri-searchpath=DIRS...],
1649 [semicolon delimited DRI driver search directories @<:@${libdir}/dri@:>@])],
1650 [DRI_DRIVER_SEARCH_DIR="$withval"],
1651 [DRI_DRIVER_SEARCH_DIR='${DRI_DRIVER_INSTALL_DIR}'])
1652 AC_SUBST([DRI_DRIVER_SEARCH_DIR])
1653 dnl Which drivers to build - default is chosen by platform
1654 AC_ARG_WITH([dri-drivers],
1655 [AS_HELP_STRING([--with-dri-drivers@<:@=DIRS...@:>@],
1656 [comma delimited classic DRI drivers list, e.g.
1657 "i915,i965,nouveau,radeon,r200,swrast" @<:@default=auto@:>@])],
1658 [with_dri_drivers="$withval"],
1659 [with_dri_drivers=auto])
1661 if test "x$with_dri_drivers" = xauto; then
1662 if test "x$enable_opengl" = xyes -a "x$enable_dri" = xyes; then
1663 with_dri_drivers="yes"
1665 with_dri_drivers="no"
1668 if test "x$with_dri_drivers" = xno; then
1672 dnl If $with_dri_drivers is yes, drivers will be added through
1673 dnl platform checks. Set DEFINES and LIB_DEPS
1674 if test "x$enable_dri" = xyes; then
1675 # Platform specific settings and drivers to build
1678 if test "x$enable_dri3" = xyes; then
1679 DEFINES="$DEFINES -DHAVE_DRI3"
1684 # Build only the drivers for cards that exist on PowerPC/sparc
1685 if test "x$with_dri_drivers" = "xyes"; then
1686 with_dri_drivers="r200 radeon swrast"
1692 if test "x$with_dri_drivers" = "xyes"; then
1693 with_dri_drivers="swrast"
1697 DEFINES="$DEFINES -DBUILDING_MESA"
1698 if test "x$with_dri_drivers" = "xyes"; then
1699 with_dri_drivers="swrast"
1705 if test "x$with_dri_drivers" = "xyes"; then
1706 with_dri_drivers="i915 i965 nouveau r200 radeon swrast"
1710 PKG_CHECK_MODULES([EXPAT], [expat], [],
1711 # expat version 2.0 and earlier do not provide expat.pc
1712 [AC_CHECK_HEADER([expat.h],[],
1713 [AC_MSG_ERROR([Expat headers required for DRI not found])])
1714 AC_CHECK_LIB([expat],[XML_ParserCreate],[],
1715 [AC_MSG_ERROR([Expat library required for DRI not found])])
1716 EXPAT_LIBS="-lexpat"])
1718 # put all the necessary libs together
1719 DRI_LIB_DEPS="$DRI_LIB_DEPS $SELINUX_LIBS $LIBDRM_LIBS $EXPAT_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1722 AC_SUBST([DRI_LIB_DEPS])
1725 dnl Duplicates in DRI_DIRS are removed by sorting it at the end of this block
1726 if test -n "$with_dri_drivers"; then
1727 if test "x$enable_opengl" != xyes; then
1728 AC_MSG_ERROR([--with-dri-drivers requires OpenGL])
1731 dri_drivers=`IFS=', '; echo $with_dri_drivers`
1732 for driver in $dri_drivers; do
1733 DRI_DIRS="$DRI_DIRS $driver"
1736 require_libdrm "i915"
1738 PKG_CHECK_MODULES([INTEL], [libdrm >= $LIBDRM_INTEL_REQUIRED libdrm_intel >= $LIBDRM_INTEL_REQUIRED])
1741 require_libdrm "i965"
1743 PKG_CHECK_MODULES([INTEL], [libdrm >= $LIBDRM_INTEL_REQUIRED libdrm_intel >= $LIBDRM_INTEL_REQUIRED])
1746 require_libdrm "nouveau"
1747 HAVE_NOUVEAU_DRI=yes
1748 PKG_CHECK_MODULES([NVVIEUX], [libdrm >= $LIBDRM_NVVIEUX_REQUIRED libdrm_nouveau >= $LIBDRM_NVVIEUX_REQUIRED])
1751 require_libdrm "radeon"
1752 HAVE_RADEON_DRI=yes;
1753 PKG_CHECK_MODULES([RADEON], [libdrm >= $LIBDRM_RADEON_REQUIRED libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
1756 require_libdrm "r200"
1758 PKG_CHECK_MODULES([RADEON], [libdrm >= $LIBDRM_RADEON_REQUIRED libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
1764 AC_MSG_ERROR([classic DRI driver '$driver' does not exist])
1768 DRI_DIRS=`echo $DRI_DIRS|tr " " "\n"|sort -u|tr "\n" " "`
1774 dnl Deprecated: kept for backwards compatibility
1776 AC_ARG_ENABLE([gallium-llvm],
1777 [AS_HELP_STRING([--enable-gallium-llvm],
1778 [DEPRECATED: use --enable-llvm instead])],
1779 [enable_gallium_llvm="$enableval"],
1780 [enable_gallium_llvm=auto])
1782 if test "x$enable_gallium_llvm" != xauto; then
1783 AC_MSG_WARN([The --enable-gallium-llvm option has been deprecated. Use --enable-llvm instead.])
1784 enable_llvm=$enable_gallium_llvm
1790 AC_ARG_ENABLE([llvm],
1791 [AS_HELP_STRING([--enable-llvm],
1792 [build with LLVM support @<:@default=enabled on x86/x86_64@:>@])],
1793 [enable_llvm="$enableval"],
1796 if test "x$enable_llvm" = xauto -a "x$FOUND_LLVM" = xyes; then
1797 if test "x$FOUND_LLVM" = xyes; then
1799 i*86|x86_64|amd64) enable_llvm=yes;;
1807 if test "x$enable_llvm" = xyes -a "x$FOUND_LLVM" = xno; then
1808 AC_MSG_ERROR([--enable-llvm selected but llvm-config is not found])
1812 # Vulkan driver configuration
1815 AC_ARG_WITH([vulkan-drivers],
1816 [AS_HELP_STRING([--with-vulkan-drivers@<:@=DIRS...@:>@],
1817 [comma delimited Vulkan drivers list, e.g.
1819 @<:@default=no@:>@])],
1820 [with_vulkan_drivers="$withval"],
1821 [with_vulkan_drivers="no"])
1823 # Doing '--without-vulkan-drivers' will set this variable to 'no'. Clear it
1824 # here so that the script doesn't choke on an unknown driver name later.
1825 case "x$with_vulkan_drivers" in
1826 xyes) with_vulkan_drivers="$VULKAN_DRIVERS_DEFAULT" ;;
1827 xno) with_vulkan_drivers='' ;;
1830 AC_ARG_WITH([vulkan-icddir],
1831 [AS_HELP_STRING([--with-vulkan-icddir=DIR],
1832 [directory for the Vulkan driver icd files @<:@${datarootdir}/vulkan/icd.d@:>@])],
1833 [VULKAN_ICD_INSTALL_DIR="$withval"],
1834 [VULKAN_ICD_INSTALL_DIR='${datarootdir}/vulkan/icd.d'])
1835 AC_SUBST([VULKAN_ICD_INSTALL_DIR])
1837 if test -n "$with_vulkan_drivers"; then
1838 if test "x$ac_cv_func_dl_iterate_phdr" = xno; then
1839 AC_MSG_ERROR([Vulkan drivers require the dl_iterate_phdr function])
1842 VULKAN_DRIVERS=`IFS=', '; echo $with_vulkan_drivers`
1843 for driver in $VULKAN_DRIVERS; do
1846 require_libdrm "ANV"
1847 PKG_CHECK_MODULES([INTEL], [libdrm >= $LIBDRM_INTEL_REQUIRED libdrm_intel >= $LIBDRM_INTEL_REQUIRED])
1848 HAVE_INTEL_VULKAN=yes
1851 require_libdrm "radv"
1852 PKG_CHECK_MODULES([AMDGPU], [libdrm >= $LIBDRM_AMDGPU_REQUIRED libdrm_amdgpu >= $LIBDRM_AMDGPU_REQUIRED])
1853 radeon_llvm_check $LLVM_REQUIRED_RADV "radv"
1854 HAVE_RADEON_VULKAN=yes
1857 AC_MSG_ERROR([Vulkan driver '$driver' does not exist])
1861 VULKAN_DRIVERS=`echo $VULKAN_DRIVERS|tr " " "\n"|sort -u|tr "\n" " "`
1865 DEFINES="$DEFINES -DENABLE_SHADER_CACHE"
1866 AM_CONDITIONAL(NEED_MEGADRIVER, test -n "$DRI_DIRS")
1867 AM_CONDITIONAL(NEED_LIBMESA, test "x$enable_glx" = xxlib -o \
1868 "x$enable_osmesa" = xyes -o \
1872 dnl OSMesa configuration
1875 dnl Configure the channel bits for OSMesa (libOSMesa, libOSMesa16, ...)
1876 AC_ARG_WITH([osmesa-bits],
1877 [AS_HELP_STRING([--with-osmesa-bits=BITS],
1878 [OSMesa channel bits and library name: 8, 16, 32 @<:@default=8@:>@])],
1879 [osmesa_bits="$withval"],
1881 if test "x$osmesa_bits" != x8; then
1882 if test "x$enable_dri" = xyes -o "x$enable_glx" != xno; then
1883 AC_MSG_WARN([Ignoring OSMesa channel bits because of non-OSMesa driver])
1887 case "x$osmesa_bits" in
1889 OSMESA_LIB="${OSMESA_LIB}"
1892 OSMESA_LIB="${OSMESA_LIB}$osmesa_bits"
1893 DEFINES="$DEFINES -DCHAN_BITS=$osmesa_bits -DDEFAULT_SOFTWARE_DEPTH_BITS=31"
1896 AC_MSG_ERROR([OSMesa bits '$osmesa_bits' is not a valid option])
1900 if test "x$enable_osmesa" = xyes -o "x$enable_gallium_osmesa" = xyes; then
1901 # only link libraries with osmesa if shared
1902 if test "$enable_static" = no; then
1903 OSMESA_LIB_DEPS="-lm $PTHREAD_LIBS $SELINUX_LIBS $DLOPEN_LIBS"
1907 OSMESA_PC_LIB_PRIV="-lm $PTHREAD_LIBS $SELINUX_LIBS $DLOPEN_LIBS"
1910 AC_SUBST([OSMESA_LIB_DEPS])
1911 AC_SUBST([OSMESA_PC_REQ])
1912 AC_SUBST([OSMESA_PC_LIB_PRIV])
1915 dnl gbm configuration
1917 if test "x$enable_gbm" = xyes; then
1918 require_dri_shared_libs_and_glapi "gbm"
1920 AM_CONDITIONAL(HAVE_GBM, test "x$enable_gbm" = xyes)
1921 # FINISHME: GBM has a number of dependencies which we should add below
1923 GBM_PC_LIB_PRIV="$DLOPEN_LIBS"
1924 AC_SUBST([GBM_PC_REQ_PRIV])
1925 AC_SUBST([GBM_PC_LIB_PRIV])
1928 dnl EGL configuration
1931 if test "x$enable_egl" = xyes; then
1932 EGL_LIB_DEPS="$DLOPEN_LIBS $SELINUX_LIBS $PTHREAD_LIBS"
1934 AC_CHECK_FUNC(mincore, [DEFINES="$DEFINES -DHAVE_MINCORE"])
1936 require_dri_shared_libs_and_glapi "egl"
1938 AM_CONDITIONAL(HAVE_EGL, test "x$enable_egl" = xyes)
1939 AC_SUBST([EGL_LIB_DEPS])
1944 dnl XA configuration
1946 if test "x$enable_xa" = xyes; then
1947 if test "x$with_gallium_drivers" = xswrast; then
1949 Building xa requires at least one non swrast gallium driver.
1950 If you are looking to use libxatracker.so with the VMware driver,
1951 make sure to include svga in the gallium drivers list, apart from
1953 Example: ./configure --enable-xa --with-gallium-drivers=svga...])
1955 gallium_st="$gallium_st xa"
1957 AM_CONDITIONAL(HAVE_ST_XA, test "x$enable_xa" = xyes)
1960 dnl Gallium G3DVL configuration
1962 if test -n "$with_gallium_drivers" -a "x$with_gallium_drivers" != xswrast; then
1963 if test "x$enable_xvmc" = xauto; then
1964 PKG_CHECK_EXISTS([xvmc >= $XVMC_REQUIRED], [enable_xvmc=yes], [enable_xvmc=no])
1967 if test "x$enable_vdpau" = xauto; then
1968 PKG_CHECK_EXISTS([vdpau >= $VDPAU_REQUIRED], [enable_vdpau=yes], [enable_vdpau=no])
1971 if test "x$enable_omx" = xauto; then
1972 PKG_CHECK_EXISTS([libomxil-bellagio >= $LIBOMXIL_BELLAGIO_REQUIRED], [enable_omx=yes], [enable_omx=no])
1975 if test "x$enable_va" = xauto; then
1976 PKG_CHECK_EXISTS([libva >= $LIBVA_REQUIRED], [enable_va=yes], [enable_va=no])
1980 if test "x$enable_dri" = xyes -o \
1981 "x$enable_xvmc" = xyes -o \
1982 "x$enable_vdpau" = xyes -o \
1983 "x$enable_omx" = xyes -o \
1984 "x$enable_va" = xyes; then
1987 AM_CONDITIONAL(NEED_GALLIUM_VL, test "x$need_gallium_vl" = xyes)
1989 if test "x$enable_xvmc" = xyes -o \
1990 "x$enable_vdpau" = xyes -o \
1991 "x$enable_omx" = xyes -o \
1992 "x$enable_va" = xyes; then
1993 if test x"$enable_dri3" = xyes; then
1994 PKG_CHECK_MODULES([VL], [xcb-dri3 xcb-present xcb-sync xshmfence >= $XSHMFENCE_REQUIRED
1995 xcb-xfixes x11-xcb xcb xcb-dri2 >= $XCBDRI2_REQUIRED])
1997 PKG_CHECK_MODULES([VL], [x11-xcb xcb xcb-dri2 >= $XCBDRI2_REQUIRED])
1999 need_gallium_vl_winsys=yes
2001 AM_CONDITIONAL(NEED_GALLIUM_VL_WINSYS, test "x$need_gallium_vl_winsys" = xyes)
2003 if test "x$enable_xvmc" = xyes; then
2004 PKG_CHECK_MODULES([XVMC], [xvmc >= $XVMC_REQUIRED])
2005 gallium_st="$gallium_st xvmc"
2007 AM_CONDITIONAL(HAVE_ST_XVMC, test "x$enable_xvmc" = xyes)
2009 if test "x$enable_vdpau" = xyes; then
2010 PKG_CHECK_MODULES([VDPAU], [vdpau >= $VDPAU_REQUIRED])
2011 gallium_st="$gallium_st vdpau"
2012 DEFINES="$DEFINES -DHAVE_ST_VDPAU"
2014 AM_CONDITIONAL(HAVE_ST_VDPAU, test "x$enable_vdpau" = xyes)
2016 if test "x$enable_omx" = xyes; then
2017 PKG_CHECK_MODULES([OMX], [libomxil-bellagio >= $LIBOMXIL_BELLAGIO_REQUIRED])
2018 gallium_st="$gallium_st omx"
2020 AM_CONDITIONAL(HAVE_ST_OMX, test "x$enable_omx" = xyes)
2022 if test "x$enable_va" = xyes; then
2023 PKG_CHECK_MODULES([VA], [libva >= $LIBVA_REQUIRED])
2024 gallium_st="$gallium_st va"
2026 AM_CONDITIONAL(HAVE_ST_VA, test "x$enable_va" = xyes)
2029 dnl Nine Direct3D9 configuration
2031 if test "x$enable_nine" = xyes; then
2032 if ! echo "$with_gallium_drivers" | grep -q 'swrast'; then
2033 AC_MSG_ERROR([nine requires the gallium swrast driver])
2035 if test "x$with_gallium_drivers" = xswrast; then
2036 AC_MSG_ERROR([nine requires at least one non-swrast gallium driver])
2038 if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 6; then
2039 AC_MSG_ERROR([gcc >= 4.6 is required to build nine])
2042 if test "x$enable_dri3" = xno; then
2043 AC_MSG_WARN([using nine together with wine requires DRI3 enabled system])
2046 gallium_st="$gallium_st nine"
2048 AM_CONDITIONAL(HAVE_ST_NINE, test "x$enable_nine" = xyes)
2051 dnl OpenCL configuration
2054 AC_ARG_WITH([clang-libdir],
2055 [AS_HELP_STRING([--with-clang-libdir],
2056 [Path to Clang libraries @<:@default=llvm-config --libdir@:>@])],
2057 [CLANG_LIBDIR="$withval"],
2060 PKG_CHECK_EXISTS([libclc], [have_libclc=yes], [have_libclc=no])
2062 if test "x$enable_opencl" = xyes; then
2063 if test -z "$with_gallium_drivers"; then
2064 AC_MSG_ERROR([cannot enable OpenCL without Gallium])
2067 if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 7; then
2068 AC_MSG_ERROR([gcc >= 4.7 is required to build clover])
2071 if test "x$have_libclc" = xno; then
2072 AC_MSG_ERROR([pkg-config cannot find libclc.pc which is required to build clover.
2073 Make sure the directory containing libclc.pc is specified in your
2074 PKG_CONFIG_PATH environment variable.
2075 By default libclc.pc is installed to /usr/local/share/pkgconfig/])
2077 LIBCLC_INCLUDEDIR=`$PKG_CONFIG --variable=includedir libclc`
2078 LIBCLC_LIBEXECDIR=`$PKG_CONFIG --variable=libexecdir libclc`
2079 AC_SUBST([LIBCLC_INCLUDEDIR])
2080 AC_SUBST([LIBCLC_LIBEXECDIR])
2083 gallium_st="$gallium_st clover"
2085 if test "x$enable_opencl_icd" = xyes; then
2086 OPENCL_LIBNAME="MesaOpenCL"
2088 OPENCL_LIBNAME="OpenCL"
2091 if test "x$have_libelf" != xyes; then
2092 AC_MSG_ERROR([Clover requires libelf])
2095 if test "x${ac_cv_cxx_compiler_gnu}" = xyes; then
2097 AC_COMPILE_IFELSE([AC_LANG_SOURCE([
2098 #if !defined(__VEC__) || !defined(__ALTIVEC__)
2099 #error "AltiVec not enabled"
2101 ])], altivec_enabled=yes)
2103 if test "$altivec_enabled" = yes; then
2104 CLOVER_STD_OVERRIDE="-std=gnu++11"
2106 AC_SUBST([CLOVER_STD_OVERRIDE])
2109 llvm_require_version $LLVM_REQUIRED_OPENCL "opencl"
2111 llvm_add_default_components "opencl"
2112 llvm_add_component "all-targets" "opencl"
2113 llvm_add_component "linker" "opencl"
2114 llvm_add_component "instrumentation" "opencl"
2115 llvm_add_component "ipo" "opencl"
2116 llvm_add_component "irreader" "opencl"
2117 llvm_add_component "option" "opencl"
2118 llvm_add_component "objcarcopts" "opencl"
2119 llvm_add_component "profiledata" "opencl"
2121 dnl Check for Clang internal headers
2122 if test -z "$CLANG_LIBDIR"; then
2123 CLANG_LIBDIR=${LLVM_LIBDIR}
2125 CLANG_RESOURCE_DIR=$CLANG_LIBDIR/clang/${LLVM_VERSION}
2126 AS_IF([test ! -f "$CLANG_RESOURCE_DIR/include/stddef.h"],
2127 [AC_MSG_ERROR([Could not find clang internal header stddef.h in $CLANG_RESOURCE_DIR Use --with-clang-libdir to specify the correct path to the clang libraries.])])
2129 AM_CONDITIONAL(HAVE_CLOVER, test "x$enable_opencl" = xyes)
2130 AM_CONDITIONAL(HAVE_CLOVER_ICD, test "x$enable_opencl_icd" = xyes)
2131 AC_SUBST([OPENCL_LIBNAME])
2132 AC_SUBST([CLANG_RESOURCE_DIR])
2135 dnl Gallium configuration
2137 AM_CONDITIONAL(HAVE_GALLIUM, test -n "$with_gallium_drivers")
2140 dnl DEPRECATED: EGL Platforms configuration
2142 AC_ARG_WITH([egl-platforms],
2143 [AS_HELP_STRING([--with-egl-platforms@<:@=DIRS...@:>@],
2144 [DEPRECATED: use --with-platforms instead@<:@default=auto@:>@])],
2145 [with_egl_platforms="$withval"],
2146 [with_egl_platforms=auto])
2148 if test "x$with_egl_platforms" = xauto; then
2149 if test "x$enable_egl" = xyes; then
2150 if test "x$enable_gbm" = xyes; then
2151 with_egl_platforms="x11,drm"
2153 with_egl_platforms="x11"
2156 with_egl_platforms=""
2159 AC_MSG_WARN([--with-egl-platforms is deprecated. Use --with-platforms instead.])
2163 dnl Platforms configuration
2165 AC_ARG_WITH([platforms],
2166 [AS_HELP_STRING([--with-platforms@<:@=DIRS...@:>@],
2167 [comma delimited native platforms libEGL/Vulkan/other supports, e.g.
2168 "x11,drm,wayland,surfaceless..." @<:@default=auto@:>@])],
2169 [with_platforms="$withval"],
2170 [with_platforms=auto])
2172 # For the time being, we still reuse the EGL named variables/defines.
2173 if test "x$with_platforms" != xauto; then
2174 with_egl_platforms=$with_platforms
2177 PKG_CHECK_MODULES([WAYLAND_SCANNER], [wayland-scanner],
2178 WAYLAND_SCANNER=`$PKG_CONFIG --variable=wayland_scanner wayland-scanner`,
2180 if test "x$WAYLAND_SCANNER" = x; then
2181 AC_PATH_PROG([WAYLAND_SCANNER], [wayland-scanner], [:])
2184 # Do per-EGL platform setups and checks
2185 egl_platforms=`IFS=', '; echo $with_egl_platforms`
2186 for plat in $egl_platforms; do
2190 PKG_CHECK_MODULES([WAYLAND], [wayland-client >= $WAYLAND_REQUIRED wayland-server >= $WAYLAND_REQUIRED])
2192 if test "x$WAYLAND_SCANNER" = "x:"; then
2193 AC_MSG_ERROR([wayland-scanner is needed to compile the wayland egl platform])
2198 PKG_CHECK_MODULES([XCB_DRI2], [x11-xcb xcb xcb-dri2 >= $XCBDRI2_REQUIRED xcb-xfixes])
2202 test "x$enable_gbm" = "xno" &&
2203 AC_MSG_ERROR([EGL platform drm needs gbm])
2210 PKG_CHECK_MODULES([ANDROID], [cutils hardware sync])
2214 AC_MSG_ERROR([EGL platform '$plat' does not exist])
2219 wayland|drm|surfaceless)
2220 require_libdrm "Platform $plat"
2225 # libEGL wants to default to the first platform specified in
2226 # ./configure. parse that here.
2227 if test "x$egl_platforms" != "x"; then
2228 FIRST_PLATFORM_CAPS=`echo $egl_platforms | sed 's| .*||' | tr '[[a-z]]' '[[A-Z]]'`
2229 EGL_NATIVE_PLATFORM="_EGL_PLATFORM_$FIRST_PLATFORM_CAPS"
2231 EGL_NATIVE_PLATFORM="_EGL_INVALID_PLATFORM"
2234 AM_CONDITIONAL(HAVE_PLATFORM_X11, echo "$egl_platforms" | grep -q 'x11')
2235 AM_CONDITIONAL(HAVE_PLATFORM_WAYLAND, echo "$egl_platforms" | grep -q 'wayland')
2236 AM_CONDITIONAL(HAVE_EGL_PLATFORM_DRM, echo "$egl_platforms" | grep -q 'drm')
2237 AM_CONDITIONAL(HAVE_EGL_PLATFORM_SURFACELESS, echo "$egl_platforms" | grep -q 'surfaceless')
2238 AM_CONDITIONAL(HAVE_EGL_PLATFORM_ANDROID, echo "$egl_platforms" | grep -q 'android')
2240 AC_SUBST([EGL_NATIVE_PLATFORM])
2241 AC_SUBST([EGL_CFLAGS])
2243 # If we don't have the X11 platform, set this define so we don't try to include
2245 if ! echo "$egl_platforms" | grep -q 'x11'; then
2246 DEFINES="$DEFINES -DMESA_EGL_NO_X11_HEADERS"
2247 GL_PC_CFLAGS="$GL_PC_CFLAGS -DMESA_EGL_NO_X11_HEADERS"
2250 dnl Directory for XVMC libs
2251 AC_ARG_WITH([xvmc-libdir],
2252 [AS_HELP_STRING([--with-xvmc-libdir=DIR],
2253 [directory for the XVMC libraries @<:@default=${libdir}@:>@])],
2254 [XVMC_LIB_INSTALL_DIR="$withval"],
2255 [XVMC_LIB_INSTALL_DIR='${libdir}'])
2256 AC_SUBST([XVMC_LIB_INSTALL_DIR])
2261 AM_CONDITIONAL(HAVE_GALLIUM_TESTS, test "x$enable_gallium_tests" = xyes)
2263 dnl Directory for VDPAU libs
2264 AC_ARG_WITH([vdpau-libdir],
2265 [AS_HELP_STRING([--with-vdpau-libdir=DIR],
2266 [directory for the VDPAU libraries @<:@default=${libdir}/vdpau@:>@])],
2267 [VDPAU_LIB_INSTALL_DIR="$withval"],
2268 [VDPAU_LIB_INSTALL_DIR='${libdir}/vdpau'])
2269 AC_SUBST([VDPAU_LIB_INSTALL_DIR])
2271 dnl Directory for OMX libs
2273 AC_ARG_WITH([omx-libdir],
2274 [AS_HELP_STRING([--with-omx-libdir=DIR],
2275 [directory for the OMX libraries])],
2276 [OMX_LIB_INSTALL_DIR="$withval"],
2277 [OMX_LIB_INSTALL_DIR=`$PKG_CONFIG --exists libomxil-bellagio && \
2278 $PKG_CONFIG --define-variable=libdir=\$libdir --variable=pluginsdir libomxil-bellagio`])
2279 AC_SUBST([OMX_LIB_INSTALL_DIR])
2281 dnl Directory for VA libs
2283 AC_ARG_WITH([va-libdir],
2284 [AS_HELP_STRING([--with-va-libdir=DIR],
2285 [directory for the VA libraries @<:@${libdir}/dri@:>@])],
2286 [VA_LIB_INSTALL_DIR="$withval"],
2287 [VA_LIB_INSTALL_DIR="${libdir}/dri"])
2288 AC_SUBST([VA_LIB_INSTALL_DIR])
2290 AC_ARG_WITH([d3d-libdir],
2291 [AS_HELP_STRING([--with-d3d-libdir=DIR],
2292 [directory for the D3D modules @<:@${libdir}/d3d@:>@])],
2293 [D3D_DRIVER_INSTALL_DIR="$withval"],
2294 [D3D_DRIVER_INSTALL_DIR="${libdir}/d3d"])
2295 AC_SUBST([D3D_DRIVER_INSTALL_DIR])
2298 dnl r300 doesn't strictly require LLVM, but for performance reasons we
2299 dnl highly recommend LLVM usage. So require it at least on x86 and x86_64
2302 r300_require_llvm() {
2303 case "$host" in *gnux32) return;; esac
2305 i*86|x86_64|amd64) require_llvm $1
2311 dnl DRM is needed by X, Wayland, and offscreen rendering.
2312 dnl Surfaceless is an alternative for the last one.
2314 require_basic_egl() {
2315 case "$with_egl_platforms" in
2316 *drm*|*surfaceless*)
2319 AC_MSG_ERROR([$1 requires one of these:
2320 1) --with-platforms=drm (X, Wayland, offscreen rendering based on DRM)
2321 2) --with-platforms=surfaceless (offscreen only)
2322 Recommended options: drm,x11])
2327 swr_require_cxx_feature_flags() {
2329 preprocessor_test="$2"
2333 AC_MSG_CHECKING([whether $CXX supports $feature_name])
2335 save_CXXFLAGS="$CXXFLAGS"
2339 for opts in $option_list
2342 CXXFLAGS="$opts $save_CXXFLAGS"
2345 [ #if !($preprocessor_test)
2354 CXXFLAGS="$save_CXXFLAGS"
2356 if test $found -eq 1; then
2357 AC_MSG_RESULT([$opts])
2358 eval "$output_var=\$opts"
2362 AC_MSG_ERROR([swr requires $feature_name support])
2366 dnl Duplicates in GALLIUM_DRIVERS_DIRS are removed by sorting it after this block
2367 if test -n "$with_gallium_drivers"; then
2368 gallium_drivers=`IFS=', '; echo $with_gallium_drivers`
2369 for driver in $gallium_drivers; do
2372 HAVE_GALLIUM_SVGA=yes
2373 require_libdrm "svga"
2376 HAVE_GALLIUM_I915=yes
2377 PKG_CHECK_MODULES([INTEL], [libdrm >= $LIBDRM_INTEL_REQUIRED libdrm_intel >= $LIBDRM_INTEL_REQUIRED])
2378 require_libdrm "Gallium i915"
2381 HAVE_GALLIUM_R300=yes
2382 PKG_CHECK_MODULES([RADEON], [libdrm >= $LIBDRM_RADEON_REQUIRED libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
2383 require_libdrm "r300"
2384 r300_require_llvm "r300"
2387 HAVE_GALLIUM_R600=yes
2388 PKG_CHECK_MODULES([RADEON], [libdrm >= $LIBDRM_RADEON_REQUIRED libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
2389 require_libdrm "r600"
2390 if test "x$enable_llvm" = xyes; then
2391 radeon_llvm_check $LLVM_REQUIRED_R600 "r600"
2393 llvm_add_component "asmparser" "r600"
2394 llvm_add_component "bitreader" "r600"
2398 HAVE_GALLIUM_RADEONSI=yes
2399 PKG_CHECK_MODULES([RADEON], [libdrm >= $LIBDRM_RADEON_REQUIRED libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
2400 PKG_CHECK_MODULES([AMDGPU], [libdrm >= $LIBDRM_AMDGPU_REQUIRED libdrm_amdgpu >= $LIBDRM_AMDGPU_REQUIRED])
2401 require_libdrm "radeonsi"
2402 radeon_llvm_check $LLVM_REQUIRED_RADEONSI "radeonsi"
2403 if test "x$enable_egl" = xyes; then
2404 require_basic_egl "radeonsi"
2408 HAVE_GALLIUM_NOUVEAU=yes
2409 PKG_CHECK_MODULES([NOUVEAU], [libdrm >= $LIBDRM_NOUVEAU_REQUIRED libdrm_nouveau >= $LIBDRM_NOUVEAU_REQUIRED])
2410 require_libdrm "nouveau"
2413 HAVE_GALLIUM_FREEDRENO=yes
2414 PKG_CHECK_MODULES([FREEDRENO], [libdrm >= $LIBDRM_FREEDRENO_REQUIRED libdrm_freedreno >= $LIBDRM_FREEDRENO_REQUIRED])
2415 require_libdrm "freedreno"
2418 HAVE_GALLIUM_ETNAVIV=yes
2419 PKG_CHECK_MODULES([ETNAVIV], [libdrm >= $LIBDRM_ETNAVIV_REQUIRED libdrm_etnaviv >= $LIBDRM_ETNAVIV_REQUIRED])
2420 require_libdrm "etnaviv"
2423 HAVE_GALLIUM_IMX=yes
2426 HAVE_GALLIUM_SOFTPIPE=yes
2427 if test "x$enable_llvm" = xyes; then
2428 HAVE_GALLIUM_LLVMPIPE=yes
2432 llvm_require_version $LLVM_REQUIRED_SWR "swr"
2434 swr_require_cxx_feature_flags "C++14" "__cplusplus >= 201402L" \
2437 AC_SUBST([SWR_CXX14_CXXFLAGS])
2439 swr_require_cxx_feature_flags "AVX" "defined(__AVX__)" \
2440 ",-mavx,-march=core-avx" \
2442 AC_SUBST([SWR_AVX_CXXFLAGS])
2444 swr_require_cxx_feature_flags "AVX2" "defined(__AVX2__)" \
2445 ",-mavx2 -mfma -mbmi2 -mf16c,-march=core-avx2" \
2447 AC_SUBST([SWR_AVX2_CXXFLAGS])
2449 HAVE_GALLIUM_SWR=yes
2452 HAVE_GALLIUM_VC4=yes
2453 PKG_CHECK_MODULES([VC4], [libdrm >= $LIBDRM_VC4_REQUIRED libdrm_vc4 >= $LIBDRM_VC4_REQUIRED])
2454 require_libdrm "vc4"
2456 PKG_CHECK_MODULES([SIMPENROSE], [simpenrose],
2457 [USE_VC4_SIMULATOR=yes;
2458 DEFINES="$DEFINES -DUSE_VC4_SIMULATOR"],
2459 [USE_VC4_SIMULATOR=no])
2462 HAVE_GALLIUM_VIRGL=yes
2463 require_libdrm "virgl"
2464 if test "x$enable_egl" = xyes; then
2465 require_basic_egl "virgl"
2469 AC_MSG_ERROR([Unknown Gallium driver: $driver])
2475 if test "x$enable_llvm" = "xyes" -a "$with_gallium_drivers"; then
2476 llvm_require_version $LLVM_REQUIRED_GALLIUM "gallium"
2477 llvm_add_default_components "gallium"
2480 dnl We need to validate some needed dependencies for renderonly drivers.
2482 if test "x$HAVE_GALLIUM_ETNAVIV" != xyes -a "x$HAVE_GALLIUM_IMX" = xyes ; then
2483 AC_MSG_ERROR([Building with imx requires etnaviv])
2487 dnl Set defines and buildtime variables only when using LLVM.
2489 if test "x$enable_llvm" = xyes; then
2490 DEFINES="${DEFINES} -DHAVE_LLVM=0x0$LLVM_VERSION_INT -DMESA_LLVM_VERSION_PATCH=$LLVM_VERSION_PATCH"
2492 LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
2493 LLVM_CFLAGS=$LLVM_CPPFLAGS # CPPFLAGS seem to be sufficient
2494 LLVM_CXXFLAGS=`strip_unwanted_llvm_flags "$LLVM_CONFIG --cxxflags"`
2496 dnl Set LLVM_LIBS - This is done after the driver configuration so
2497 dnl that drivers can add additional components to LLVM_COMPONENTS.
2498 dnl Previously, gallium drivers were updating LLVM_LIBS directly
2499 dnl by calling llvm-config --libs ${DRIVER_LLVM_COMPONENTS}, but
2500 dnl this was causing the same libraries to be appear multiple times
2503 if ! $LLVM_CONFIG --libs ${LLVM_COMPONENTS} >/dev/null; then
2504 AC_MSG_ERROR([Calling ${LLVM_CONFIG} failed])
2506 LLVM_LIBS="`$LLVM_CONFIG --libs ${LLVM_COMPONENTS}`"
2508 dnl llvm-config may not give the right answer when llvm is a built as a
2509 dnl single shared library, so we must work the library name out for
2511 dnl (See https://llvm.org/bugs/show_bug.cgi?id=6823)
2512 if test "x$enable_llvm_shared_libs" = xyes; then
2513 dnl We can't use $LLVM_VERSION because it has 'svn' stripped out,
2514 LLVM_SO_NAME=LLVM-`$LLVM_CONFIG --version`
2515 AS_IF([test -f "$LLVM_LIBDIR/lib$LLVM_SO_NAME.$IMP_LIB_EXT"], [llvm_have_one_so=yes])
2517 if test "x$llvm_have_one_so" = xyes; then
2518 dnl LLVM was built using auto*, so there is only one shared object.
2519 LLVM_LIBS="-l$LLVM_SO_NAME"
2521 dnl If LLVM was built with CMake, there will be one shared object per
2523 AS_IF([test ! -f "$LLVM_LIBDIR/libLLVMTarget.$IMP_LIB_EXT"],
2524 [AC_MSG_ERROR([Could not find llvm shared libraries:
2525 Please make sure you have built llvm with the --enable-shared option
2526 and that your llvm libraries are installed in $LLVM_LIBDIR
2527 If you have installed your llvm libraries to a different directory you
2528 can use the --with-llvm-prefix= configure flag to specify this directory.
2529 NOTE: Mesa is attempting to use llvm shared libraries by default.
2530 If you do not want to build with llvm shared libraries and instead want to
2531 use llvm static libraries then add --disable-llvm-shared-libs to your configure
2532 invocation and rebuild.])])
2534 dnl We don't need to update LLVM_LIBS in this case because the LLVM
2535 dnl install uses a shared object for each component and we have
2536 dnl already added all of these objects to LLVM_LIBS.
2539 AC_MSG_WARN([Building mesa with statically linked LLVM may cause compilation issues])
2540 dnl We need to link to llvm system libs when using static libs
2541 dnl However, only llvm 3.5+ provides --system-libs
2542 if test $LLVM_VERSION_MAJOR -ge 4 -o $LLVM_VERSION_MAJOR -eq 3 -a $LLVM_VERSION_MINOR -ge 5; then
2543 LLVM_LIBS="$LLVM_LIBS `$LLVM_CONFIG --system-libs`"
2548 AM_CONDITIONAL(HAVE_GALLIUM_SVGA, test "x$HAVE_GALLIUM_SVGA" = xyes)
2549 AM_CONDITIONAL(HAVE_GALLIUM_I915, test "x$HAVE_GALLIUM_I915" = xyes)
2550 AM_CONDITIONAL(HAVE_GALLIUM_R300, test "x$HAVE_GALLIUM_R300" = xyes)
2551 AM_CONDITIONAL(HAVE_GALLIUM_R600, test "x$HAVE_GALLIUM_R600" = xyes)
2552 AM_CONDITIONAL(HAVE_GALLIUM_RADEONSI, test "x$HAVE_GALLIUM_RADEONSI" = xyes)
2553 AM_CONDITIONAL(HAVE_GALLIUM_RADEON_COMMON, test "x$HAVE_GALLIUM_R600" = xyes -o \
2554 "x$HAVE_GALLIUM_RADEONSI" = xyes)
2555 AM_CONDITIONAL(HAVE_GALLIUM_NOUVEAU, test "x$HAVE_GALLIUM_NOUVEAU" = xyes)
2556 AM_CONDITIONAL(HAVE_GALLIUM_FREEDRENO, test "x$HAVE_GALLIUM_FREEDRENO" = xyes)
2557 AM_CONDITIONAL(HAVE_GALLIUM_ETNAVIV, test "x$HAVE_GALLIUM_ETNAVIV" = xyes)
2558 AM_CONDITIONAL(HAVE_GALLIUM_IMX, test "x$HAVE_GALLIUM_IMX" = xyes)
2559 AM_CONDITIONAL(HAVE_GALLIUM_SOFTPIPE, test "x$HAVE_GALLIUM_SOFTPIPE" = xyes)
2560 AM_CONDITIONAL(HAVE_GALLIUM_LLVMPIPE, test "x$HAVE_GALLIUM_LLVMPIPE" = xyes)
2561 AM_CONDITIONAL(HAVE_GALLIUM_SWR, test "x$HAVE_GALLIUM_SWR" = xyes)
2562 AM_CONDITIONAL(HAVE_GALLIUM_SWRAST, test "x$HAVE_GALLIUM_SOFTPIPE" = xyes -o \
2563 "x$HAVE_GALLIUM_LLVMPIPE" = xyes -o \
2564 "x$HAVE_GALLIUM_SWR" = xyes)
2565 AM_CONDITIONAL(HAVE_GALLIUM_VC4, test "x$HAVE_GALLIUM_VC4" = xyes)
2566 AM_CONDITIONAL(HAVE_GALLIUM_VIRGL, test "x$HAVE_GALLIUM_VIRGL" = xyes)
2568 AM_CONDITIONAL(HAVE_GALLIUM_STATIC_TARGETS, test "x$enable_shared_pipe_drivers" = xno)
2570 if test "x$enable_dri" = xyes; then
2571 GALLIUM_PIPE_LOADER_DEFINES="$GALLIUM_PIPE_LOADER_DEFINES -DHAVE_PIPE_LOADER_DRI"
2574 if test "x$have_drisw_kms" = xyes; then
2575 GALLIUM_PIPE_LOADER_DEFINES="$GALLIUM_PIPE_LOADER_DEFINES -DHAVE_PIPE_LOADER_KMS"
2577 AC_SUBST([GALLIUM_PIPE_LOADER_DEFINES])
2579 AM_CONDITIONAL(HAVE_I915_DRI, test x$HAVE_I915_DRI = xyes)
2580 AM_CONDITIONAL(HAVE_I965_DRI, test x$HAVE_I965_DRI = xyes)
2581 AM_CONDITIONAL(HAVE_NOUVEAU_DRI, test x$HAVE_NOUVEAU_DRI = xyes)
2582 AM_CONDITIONAL(HAVE_R200_DRI, test x$HAVE_R200_DRI = xyes)
2583 AM_CONDITIONAL(HAVE_RADEON_DRI, test x$HAVE_RADEON_DRI = xyes)
2584 AM_CONDITIONAL(HAVE_SWRAST_DRI, test x$HAVE_SWRAST_DRI = xyes)
2586 AM_CONDITIONAL(HAVE_RADEON_VULKAN, test "x$HAVE_RADEON_VULKAN" = xyes)
2587 AM_CONDITIONAL(HAVE_INTEL_VULKAN, test "x$HAVE_INTEL_VULKAN" = xyes)
2589 AM_CONDITIONAL(HAVE_AMD_DRIVERS, test "x$HAVE_GALLIUM_R600" = xyes -o \
2590 "x$HAVE_GALLIUM_RADEONSI" = xyes -o \
2591 "x$HAVE_RADEON_VULKAN" = xyes)
2593 AM_CONDITIONAL(HAVE_INTEL_DRIVERS, test "x$HAVE_INTEL_VULKAN" = xyes -o \
2594 "x$HAVE_I965_DRI" = xyes)
2596 AM_CONDITIONAL(NEED_RADEON_DRM_WINSYS, test "x$HAVE_GALLIUM_R300" = xyes -o \
2597 "x$HAVE_GALLIUM_R600" = xyes -o \
2598 "x$HAVE_GALLIUM_RADEONSI" = xyes)
2599 AM_CONDITIONAL(NEED_WINSYS_XLIB, test "x$enable_glx" = xgallium-xlib)
2600 AM_CONDITIONAL(HAVE_GALLIUM_COMPUTE, test x$enable_opencl = xyes)
2601 AM_CONDITIONAL(HAVE_GALLIUM_LLVM, test "x$enable_llvm" = xyes)
2602 AM_CONDITIONAL(USE_VC4_SIMULATOR, test x$USE_VC4_SIMULATOR = xyes)
2604 AM_CONDITIONAL(HAVE_LIBDRM, test "x$have_libdrm" = xyes)
2605 AM_CONDITIONAL(HAVE_OSMESA, test "x$enable_osmesa" = xyes)
2606 AM_CONDITIONAL(HAVE_GALLIUM_OSMESA, test "x$enable_gallium_osmesa" = xyes)
2607 AM_CONDITIONAL(HAVE_COMMON_OSMESA, test "x$enable_osmesa" = xyes -o \
2608 "x$enable_gallium_osmesa" = xyes)
2610 AM_CONDITIONAL(HAVE_X86_ASM, test "x$asm_arch" = xx86 -o "x$asm_arch" = xx86_64)
2611 AM_CONDITIONAL(HAVE_X86_64_ASM, test "x$asm_arch" = xx86_64)
2612 AM_CONDITIONAL(HAVE_SPARC_ASM, test "x$asm_arch" = xsparc)
2614 AC_SUBST([NINE_MAJOR], 1)
2615 AC_SUBST([NINE_MINOR], 0)
2616 AC_SUBST([NINE_TINY], 0)
2617 AC_SUBST([NINE_VERSION], "$NINE_MAJOR.$NINE_MINOR.$NINE_TINY")
2619 AC_SUBST([VDPAU_MAJOR], 1)
2620 AC_SUBST([VDPAU_MINOR], 0)
2622 if test "x$enable_va" = xyes; then
2623 VA_MAJOR=`$PKG_CONFIG --modversion libva | $SED -n 's/\([[^\.]]*\)\..*$/\1/p'`
2624 VA_MINOR=`$PKG_CONFIG --modversion libva | $SED -n 's/.*\.\(.*\)\..*$/\1/p'`
2626 AC_SUBST([VA_MAJOR], $VA_MAJOR)
2627 AC_SUBST([VA_MINOR], $VA_MINOR)
2629 AM_CONDITIONAL(HAVE_VULKAN_COMMON, test "x$VULKAN_DRIVERS" != "x")
2631 AC_SUBST([XVMC_MAJOR], 1)
2632 AC_SUBST([XVMC_MINOR], 0)
2634 XA_HEADER="$srcdir/src/gallium/state_trackers/xa/xa_tracker.h"
2635 XA_MAJOR=`grep "#define XA_TRACKER_VERSION_MAJOR" $XA_HEADER | $SED 's/^#define XA_TRACKER_VERSION_MAJOR //'`
2636 XA_MINOR=`grep "#define XA_TRACKER_VERSION_MINOR" $XA_HEADER | $SED 's/^#define XA_TRACKER_VERSION_MINOR //'`
2637 XA_TINY=`grep "#define XA_TRACKER_VERSION_PATCH" $XA_HEADER | $SED 's/^#define XA_TRACKER_VERSION_PATCH //'`
2639 AC_SUBST([XA_MAJOR], $XA_MAJOR)
2640 AC_SUBST([XA_MINOR], $XA_MINOR)
2641 AC_SUBST([XA_TINY], $XA_TINY)
2642 AC_SUBST([XA_VERSION], "$XA_MAJOR.$XA_MINOR.$XA_TINY")
2644 AC_ARG_ENABLE(valgrind,
2645 [AS_HELP_STRING([--enable-valgrind],
2646 [Build mesa with valgrind support (default: auto)])],
2647 [VALGRIND=$enableval], [VALGRIND=auto])
2648 if test "x$VALGRIND" != xno; then
2649 PKG_CHECK_MODULES(VALGRIND, [valgrind], [have_valgrind=yes], [have_valgrind=no])
2651 AC_MSG_CHECKING([whether to enable Valgrind support])
2652 if test "x$VALGRIND" = xauto; then
2653 VALGRIND="$have_valgrind"
2656 if test "x$VALGRIND" = "xyes"; then
2657 if ! test "x$have_valgrind" = xyes; then
2658 AC_MSG_ERROR([Valgrind support required but not present])
2660 AC_DEFINE([HAVE_VALGRIND], 1, [Use valgrind intrinsics to suppress false warnings])
2663 AC_MSG_RESULT([$VALGRIND])
2665 dnl Restore LDFLAGS and CPPFLAGS
2666 LDFLAGS="$_SAVE_LDFLAGS"
2667 CPPFLAGS="$_SAVE_CPPFLAGS"
2669 dnl Suppress clang's warnings about unused CFLAGS and CXXFLAGS
2670 if test "x$acv_mesa_CLANG" = xyes; then
2671 CFLAGS="$CFLAGS -Qunused-arguments"
2672 CXXFLAGS="$CXXFLAGS -Qunused-arguments"
2675 dnl Add user CFLAGS and CXXFLAGS
2676 CFLAGS="$CFLAGS $USER_CFLAGS"
2677 CXXFLAGS="$CXXFLAGS $USER_CXXFLAGS"
2679 dnl Substitute the config
2680 AC_CONFIG_FILES([Makefile
2683 src/amd/vulkan/Makefile
2684 src/compiler/Makefile
2687 src/egl/wayland/wayland-drm/Makefile
2688 src/egl/wayland/wayland-egl/Makefile
2689 src/egl/wayland/wayland-egl/wayland-egl.pc
2690 src/gallium/Makefile
2691 src/gallium/auxiliary/Makefile
2692 src/gallium/auxiliary/pipe-loader/Makefile
2693 src/gallium/drivers/freedreno/Makefile
2694 src/gallium/drivers/ddebug/Makefile
2695 src/gallium/drivers/i915/Makefile
2696 src/gallium/drivers/llvmpipe/Makefile
2697 src/gallium/drivers/noop/Makefile
2698 src/gallium/drivers/nouveau/Makefile
2699 src/gallium/drivers/r300/Makefile
2700 src/gallium/drivers/r600/Makefile
2701 src/gallium/drivers/radeon/Makefile
2702 src/gallium/drivers/radeonsi/Makefile
2703 src/gallium/drivers/rbug/Makefile
2704 src/gallium/drivers/softpipe/Makefile
2705 src/gallium/drivers/svga/Makefile
2706 src/gallium/drivers/swr/Makefile
2707 src/gallium/drivers/trace/Makefile
2708 src/gallium/drivers/etnaviv/Makefile
2709 src/gallium/drivers/imx/Makefile
2710 src/gallium/drivers/vc4/Makefile
2711 src/gallium/drivers/virgl/Makefile
2712 src/gallium/state_trackers/clover/Makefile
2713 src/gallium/state_trackers/dri/Makefile
2714 src/gallium/state_trackers/glx/xlib/Makefile
2715 src/gallium/state_trackers/nine/Makefile
2716 src/gallium/state_trackers/omx/Makefile
2717 src/gallium/state_trackers/osmesa/Makefile
2718 src/gallium/state_trackers/va/Makefile
2719 src/gallium/state_trackers/vdpau/Makefile
2720 src/gallium/state_trackers/xa/Makefile
2721 src/gallium/state_trackers/xvmc/Makefile
2722 src/gallium/targets/d3dadapter9/Makefile
2723 src/gallium/targets/d3dadapter9/d3d.pc
2724 src/gallium/targets/dri/Makefile
2725 src/gallium/targets/libgl-xlib/Makefile
2726 src/gallium/targets/omx/Makefile
2727 src/gallium/targets/opencl/Makefile
2728 src/gallium/targets/opencl/mesa.icd
2729 src/gallium/targets/osmesa/Makefile
2730 src/gallium/targets/osmesa/osmesa.pc
2731 src/gallium/targets/pipe-loader/Makefile
2732 src/gallium/targets/va/Makefile
2733 src/gallium/targets/vdpau/Makefile
2734 src/gallium/targets/xa/Makefile
2735 src/gallium/targets/xa/xatracker.pc
2736 src/gallium/targets/xvmc/Makefile
2737 src/gallium/tests/trivial/Makefile
2738 src/gallium/tests/unit/Makefile
2739 src/gallium/winsys/etnaviv/drm/Makefile
2740 src/gallium/winsys/imx/drm/Makefile
2741 src/gallium/winsys/freedreno/drm/Makefile
2742 src/gallium/winsys/i915/drm/Makefile
2743 src/gallium/winsys/nouveau/drm/Makefile
2744 src/gallium/winsys/radeon/drm/Makefile
2745 src/gallium/winsys/amdgpu/drm/Makefile
2746 src/gallium/winsys/svga/drm/Makefile
2747 src/gallium/winsys/sw/dri/Makefile
2748 src/gallium/winsys/sw/kms-dri/Makefile
2749 src/gallium/winsys/sw/null/Makefile
2750 src/gallium/winsys/sw/wrapper/Makefile
2751 src/gallium/winsys/sw/xlib/Makefile
2752 src/gallium/winsys/vc4/drm/Makefile
2753 src/gallium/winsys/virgl/drm/Makefile
2754 src/gallium/winsys/virgl/vtest/Makefile
2758 src/glx/apple/Makefile
2759 src/glx/tests/Makefile
2760 src/glx/windows/Makefile
2761 src/glx/windows/windowsdriproto.pc
2766 src/mapi/es1api/glesv1_cm.pc
2767 src/mapi/es2api/glesv2.pc
2768 src/mapi/glapi/gen/Makefile
2771 src/mesa/drivers/dri/dri.pc
2772 src/mesa/drivers/dri/common/Makefile
2773 src/mesa/drivers/dri/common/xmlpool/Makefile
2774 src/mesa/drivers/dri/i915/Makefile
2775 src/mesa/drivers/dri/i965/Makefile
2776 src/mesa/drivers/dri/Makefile
2777 src/mesa/drivers/dri/nouveau/Makefile
2778 src/mesa/drivers/dri/r200/Makefile
2779 src/mesa/drivers/dri/radeon/Makefile
2780 src/mesa/drivers/dri/swrast/Makefile
2781 src/mesa/drivers/osmesa/Makefile
2782 src/mesa/drivers/osmesa/osmesa.pc
2783 src/mesa/drivers/x11/Makefile
2784 src/mesa/main/tests/Makefile
2786 src/util/tests/hash_table/Makefile
2787 src/vulkan/Makefile])
2791 # Fix up dependencies in *.Plo files, where we changed the extension of a
2793 $SED -i -e 's/brw_blorp.cpp/brw_blorp.c/' src/mesa/drivers/dri/i965/.deps/brw_blorp.Plo
2797 dnl Output some configuration info for the user
2800 echo " prefix: $prefix"
2801 echo " exec_prefix: $exec_prefix"
2802 echo " libdir: $libdir"
2803 echo " includedir: $includedir"
2807 echo " OpenGL: $enable_opengl (ES1: $enable_gles1 ES2: $enable_gles2)"
2811 case "x$enable_osmesa$enable_gallium_osmesa" in
2813 echo " OSMesa: lib$OSMESA_LIB (Gallium)"
2816 echo " OSMesa: lib$OSMESA_LIB"
2824 if test "x$enable_dri" != xno; then
2825 echo " DRI platform: $dri_platform"
2826 if test -z "$DRI_DIRS"; then
2827 echo " DRI drivers: no"
2829 echo " DRI drivers: $DRI_DIRS"
2831 echo " DRI driver dir: $DRI_DRIVER_INSTALL_DIR"
2834 case "x$enable_glx" in
2836 echo " GLX: DRI-based"
2839 echo " GLX: Xlib-based"
2842 echo " GLX: Xlib-based (Gallium)"
2845 echo " GLX: $enable_glx"
2851 echo " EGL: $enable_egl"
2852 if test "$enable_egl" = yes; then
2855 if test "x$enable_dri" != "xno"; then
2856 egl_drivers="$egl_drivers builtin:egl_dri2"
2858 if test "x$enable_dri3" != "xno"; then
2859 egl_drivers="$egl_drivers builtin:egl_dri3"
2862 echo " EGL drivers: $egl_drivers"
2864 if test "x$enable_gbm" = xyes; then
2870 echo " EGL/Vulkan/VL platforms: $egl_platforms"
2874 if test "x$VULKAN_DRIVERS" != x; then
2875 echo " Vulkan drivers: $VULKAN_DRIVERS"
2876 echo " Vulkan ICD dir: $VULKAN_ICD_INSTALL_DIR"
2878 echo " Vulkan drivers: no"
2882 if test "x$enable_llvm" = xyes; then
2884 echo " llvm-config: $LLVM_CONFIG"
2885 echo " llvm-version: $LLVM_VERSION"
2891 if test -n "$with_gallium_drivers"; then
2892 echo " Gallium drivers: $gallium_drivers"
2893 echo " Gallium st: $gallium_st"
2899 if test "x$enable_gallium_extra_hud" != xyes; then
2900 echo " HUD extra stats: no"
2902 echo " HUD extra stats: yes"
2905 if test "x$enable_lmsensors" != xyes; then
2906 echo " HUD lmsensors: no"
2908 echo " HUD lmsensors: yes"
2913 echo " Shared libs: $enable_shared"
2914 echo " Static libs: $enable_static"
2915 echo " Shared-glapi: $enable_shared_glapi"
2917 dnl Compiler options
2918 # cleanup the CFLAGS/CXXFLAGS/LDFLAGS/DEFINES vars
2919 cflags=`echo $CFLAGS | \
2920 $SED 's/^ *//;s/ */ /;s/ *$//'`
2921 cxxflags=`echo $CXXFLAGS | \
2922 $SED 's/^ *//;s/ */ /;s/ *$//'`
2923 ldflags=`echo $LDFLAGS | $SED 's/^ *//;s/ */ /;s/ *$//'`
2924 defines=`echo $DEFINES | $SED 's/^ *//;s/ */ /;s/ *$//'`
2926 echo " CFLAGS: $cflags"
2927 echo " CXXFLAGS: $cxxflags"
2928 echo " LDFLAGS: $ldflags"
2929 echo " Macros: $defines"
2931 if test "x$enable_llvm" = xyes; then
2932 echo " LLVM_CFLAGS: $LLVM_CFLAGS"
2933 echo " LLVM_CXXFLAGS: $LLVM_CXXFLAGS"
2934 echo " LLVM_CPPFLAGS: $LLVM_CPPFLAGS"
2935 echo " LLVM_LDFLAGS: $LLVM_LDFLAGS"
2938 echo " PYTHON2: $PYTHON2"
2941 echo " Run '${MAKE-make}' to build Mesa"