OSDN Git Service

vc4: Fix use of undefined values since the ralloc zeroing changes.
[android-x86/external-mesa.git] / 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 "$host_os" in
51 mingw*)
52     AC_MSG_ERROR([MinGW build not supported through autoconf/automake, use SCons instead])
53     ;;
54 esac
55
56 # Support silent build rules, requires at least automake-1.11. Disable
57 # by either passing --disable-silent-rules to configure or passing V=1
58 # to make
59 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])],
60     [AC_SUBST([AM_DEFAULT_VERBOSITY], [1])])
61
62 m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
63
64 dnl Set internal versions
65 OSMESA_VERSION=8
66 AC_SUBST([OSMESA_VERSION])
67 OPENCL_VERSION=1
68 AC_SUBST([OPENCL_VERSION])
69
70 dnl Versions for external dependencies
71 LIBDRM_REQUIRED=2.4.66
72 LIBDRM_RADEON_REQUIRED=2.4.56
73 LIBDRM_AMDGPU_REQUIRED=2.4.63
74 LIBDRM_INTEL_REQUIRED=2.4.61
75 LIBDRM_NVVIEUX_REQUIRED=2.4.66
76 LIBDRM_NOUVEAU_REQUIRED=2.4.66
77 LIBDRM_FREEDRENO_REQUIRED=2.4.68
78 LIBDRM_VC4_REQUIRED=2.4.69
79 DRI2PROTO_REQUIRED=2.6
80 DRI3PROTO_REQUIRED=1.0
81 PRESENTPROTO_REQUIRED=1.0
82 GLPROTO_REQUIRED=1.4.14
83 LIBOMXIL_BELLAGIO_REQUIRED=0.0
84 LIBVA_REQUIRED=0.38.0
85 VDPAU_REQUIRED=1.1
86 WAYLAND_REQUIRED=1.2.0
87 XCB_REQUIRED=1.9.3
88 XCBDRI2_REQUIRED=1.8
89 XCBGLX_REQUIRED=1.8.1
90 XSHMFENCE_REQUIRED=1.1
91 XVMC_REQUIRED=1.0.6
92 PYTHON_MAKO_REQUIRED=0.8.0
93 LIBSENSORS_REQUIRED=4.0.0
94
95 dnl Check for progs
96 AC_PROG_CPP
97 AC_PROG_CC
98 AC_PROG_CXX
99 AM_PROG_CC_C_O
100 AM_PROG_AS
101 AX_CHECK_GNU_MAKE
102 AC_CHECK_PROGS([PYTHON2], [python2.7 python2 python])
103 AC_PROG_SED
104 AC_PROG_MKDIR_P
105
106 AC_SYS_LARGEFILE
107
108 LT_PREREQ([2.2])
109 LT_INIT([disable-static])
110
111 AC_CHECK_PROG(RM, rm, [rm -f])
112 AC_CHECK_PROG(XXD, xxd, [xxd])
113
114 AX_PROG_BISON([],
115               AS_IF([test ! -f "$srcdir/src/compiler/glsl/glcpp/glcpp-parse.c"],
116                     [AC_MSG_ERROR([bison not found - unable to compile glcpp-parse.y])]))
117 AX_PROG_FLEX([],
118              AS_IF([test ! -f "$srcdir/src/compiler/glsl/glcpp/glcpp-lex.c"],
119                    [AC_MSG_ERROR([flex not found - unable to compile glcpp-lex.l])]))
120
121 AC_CHECK_PROG(INDENT, indent, indent, cat)
122 if test "x$INDENT" != "xcat"; then
123     # Only GNU indent is supported
124     INDENT_VERSION=`indent --version | grep GNU`
125     if test $? -eq 0; then
126        AC_SUBST(INDENT_FLAGS, '-i4 -nut -br -brs -npcs -ce -TGLubyte -TGLbyte -TBool')
127     else
128        INDENT="cat"
129     fi
130 fi
131
132 AX_CHECK_PYTHON_MAKO_MODULE($PYTHON_MAKO_REQUIRED)
133
134 if test -z "$PYTHON2"; then
135     if test ! -f "$srcdir/src/util/format_srgb.c"; then
136         AC_MSG_ERROR([Python not found - unable to generate sources])
137     fi
138 else
139     if test "x$acv_mako_found" = xno; then
140         if test ! -f "$srcdir/src/mesa/main/format_unpack.c"; then
141             AC_MSG_ERROR([Python mako module v$PYTHON_MAKO_REQUIRED or higher not found])
142         fi
143     fi
144 fi
145
146 AC_PROG_INSTALL
147
148 dnl We need a POSIX shell for parts of the build. Assume we have one
149 dnl in most cases.
150 case "$host_os" in
151 solaris*)
152     # Solaris /bin/sh is too old/non-POSIX compliant
153     AC_PATH_PROGS(POSIX_SHELL, [ksh93 ksh sh])
154     SHELL="$POSIX_SHELL"
155     ;;
156 esac
157
158 dnl clang is mostly GCC-compatible, but its version is much lower,
159 dnl so we have to check for it.
160 AC_MSG_CHECKING([if compiling with clang])
161
162 AC_COMPILE_IFELSE(
163 [AC_LANG_PROGRAM([], [[
164 #ifndef __clang__
165        not clang
166 #endif
167 ]])],
168 [acv_mesa_CLANG=yes], [acv_mesa_CLANG=no])
169
170 AC_MSG_RESULT([$acv_mesa_CLANG])
171
172 dnl If we're using GCC, make sure that it is at least version 4.2.0.  Older
173 dnl versions are explictly not supported.
174 GEN_ASM_OFFSETS=no
175 USE_GNU99=no
176 if test "x$GCC" = xyes -a "x$acv_mesa_CLANG" = xno; then
177     AC_MSG_CHECKING([whether gcc version is sufficient])
178     major=0
179     minor=0
180
181     GCC_VERSION=`$CC -dumpversion`
182     if test $? -eq 0; then
183         GCC_VERSION_MAJOR=`echo $GCC_VERSION | cut -d. -f1`
184         GCC_VERSION_MINOR=`echo $GCC_VERSION | cut -d. -f2`
185     fi
186
187     if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 2 ; then
188         AC_MSG_RESULT([no])
189         AC_MSG_ERROR([If using GCC, version 4.2.0 or later is required.])
190     else
191         AC_MSG_RESULT([yes])
192     fi
193
194     if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 6 ; then
195         USE_GNU99=yes
196     fi
197     if test "x$cross_compiling" = xyes; then
198         GEN_ASM_OFFSETS=yes
199     fi
200 fi
201
202 dnl We don't support building Mesa with Sun C compiler
203 dnl https://bugs.freedesktop.org/show_bug.cgi?id=93189
204 AC_CHECK_DECL([__SUNPRO_C], [SUNCC=yes], [SUNCC=no])
205 if test "x$SUNCC" = xyes; then
206     AC_MSG_ERROR([Building with Sun C compiler is not supported, use GCC instead.])
207 fi
208
209 dnl Check for compiler builtins
210 AX_GCC_BUILTIN([__builtin_bswap32])
211 AX_GCC_BUILTIN([__builtin_bswap64])
212 AX_GCC_BUILTIN([__builtin_clz])
213 AX_GCC_BUILTIN([__builtin_clzll])
214 AX_GCC_BUILTIN([__builtin_ctz])
215 AX_GCC_BUILTIN([__builtin_expect])
216 AX_GCC_BUILTIN([__builtin_ffs])
217 AX_GCC_BUILTIN([__builtin_ffsll])
218 AX_GCC_BUILTIN([__builtin_popcount])
219 AX_GCC_BUILTIN([__builtin_popcountll])
220 AX_GCC_BUILTIN([__builtin_unreachable])
221
222 AX_GCC_FUNC_ATTRIBUTE([const])
223 AX_GCC_FUNC_ATTRIBUTE([flatten])
224 AX_GCC_FUNC_ATTRIBUTE([format])
225 AX_GCC_FUNC_ATTRIBUTE([malloc])
226 AX_GCC_FUNC_ATTRIBUTE([packed])
227 AX_GCC_FUNC_ATTRIBUTE([pure])
228 AX_GCC_FUNC_ATTRIBUTE([returns_nonnull])
229 AX_GCC_FUNC_ATTRIBUTE([unused])
230 AX_GCC_FUNC_ATTRIBUTE([visibility])
231 AX_GCC_FUNC_ATTRIBUTE([warn_unused_result])
232 AX_GCC_FUNC_ATTRIBUTE([weak])
233
234 AM_CONDITIONAL([GEN_ASM_OFFSETS], test "x$GEN_ASM_OFFSETS" = xyes)
235
236 dnl Make sure the pkg-config macros are defined
237 m4_ifndef([PKG_PROG_PKG_CONFIG],
238     [m4_fatal([Could not locate the pkg-config autoconf macros.
239   These are usually located in /usr/share/aclocal/pkg.m4. If your macros
240   are in a different location, try setting the environment variable
241   ACLOCAL="aclocal -I/other/macro/dir" before running autoreconf.])])
242 PKG_PROG_PKG_CONFIG()
243
244 dnl LIB_DIR - library basename
245 LIB_DIR=`echo $libdir | $SED 's%.*/%%'`
246 AC_SUBST([LIB_DIR])
247
248 dnl Cache LDFLAGS and CPPFLAGS so we can add to them and restore later
249 _SAVE_LDFLAGS="$LDFLAGS"
250 _SAVE_CPPFLAGS="$CPPFLAGS"
251
252 dnl Compiler macros
253 DEFINES="-D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS"
254 AC_SUBST([DEFINES])
255 android=no
256 case "$host_os" in
257 *-android)
258     android=yes
259     ;;
260 linux*|*-gnu*|gnu*|cygwin*)
261     DEFINES="$DEFINES -D_GNU_SOURCE"
262     ;;
263 solaris*)
264     DEFINES="$DEFINES -DSVR4"
265     ;;
266 esac
267
268 AM_CONDITIONAL(HAVE_ANDROID, test "x$android" = xyes)
269
270 dnl Add flags for gcc and g++
271 if test "x$GCC" = xyes; then
272     CFLAGS="$CFLAGS -Wall"
273
274     if test "x$USE_GNU99" = xyes; then
275         CFLAGS="$CFLAGS -std=gnu99"
276     else
277         CFLAGS="$CFLAGS -std=c99"
278     fi
279
280     # Enable -Werror=implicit-function-declaration and
281     # -Werror=missing-prototypes, if available, or otherwise, just
282     # -Wmissing-prototypes.  This is particularly useful to avoid
283     # generating a loadable driver module that has undefined symbols.
284     save_CFLAGS="$CFLAGS"
285     AC_MSG_CHECKING([whether $CC supports -Werror=missing-prototypes])
286     CFLAGS="$CFLAGS -Werror=implicit-function-declaration"
287     CFLAGS="$CFLAGS -Werror=missing-prototypes"
288     AC_LINK_IFELSE([AC_LANG_PROGRAM()],
289                    AC_MSG_RESULT([yes]),
290                    [CFLAGS="$save_CFLAGS -Wmissing-prototypes";
291                     AC_MSG_RESULT([no])]);
292
293     # Enable -fvisibility=hidden if using a gcc that supports it
294     save_CFLAGS="$CFLAGS"
295     AC_MSG_CHECKING([whether $CC supports -fvisibility=hidden])
296     VISIBILITY_CFLAGS="-fvisibility=hidden"
297     CFLAGS="$CFLAGS $VISIBILITY_CFLAGS"
298     AC_LINK_IFELSE([AC_LANG_PROGRAM()], AC_MSG_RESULT([yes]),
299                    [VISIBILITY_CFLAGS=""; AC_MSG_RESULT([no])]);
300
301     # Restore CFLAGS; VISIBILITY_CFLAGS are added to it where needed.
302     CFLAGS=$save_CFLAGS
303
304     # We don't want floating-point math functions to set errno or trap
305     CFLAGS="$CFLAGS -fno-math-errno -fno-trapping-math"
306
307     # Flags to help ensure that certain portions of the code -- and only those
308     # portions -- can be built with MSVC:
309     # - src/util, src/gallium/auxiliary, rc/gallium/drivers/llvmpipe, and
310     # - non-Linux/Posix OpenGL portions needs to build on MSVC 2013 (which
311     #   supports most of C99)
312     # - the rest has no compiler compiler restrictions
313     MSVC2013_COMPAT_CFLAGS="-Werror=pointer-arith"
314     MSVC2013_COMPAT_CXXFLAGS="-Werror=pointer-arith"
315
316     # Enable -Werror=vla if compiler supports it
317     save_CFLAGS="$CFLAGS"
318     AC_MSG_CHECKING([whether $CC supports -Werror=vla])
319     CFLAGS="$CFLAGS -Werror=vla"
320     AC_LINK_IFELSE([AC_LANG_PROGRAM()],
321                    [MSVC2013_COMPAT_CFLAGS="$MSVC2013_COMPAT_CFLAGS -Werror=vla";
322                     MSVC2013_COMPAT_CXXFLAGS="$MSVC2013_COMPAT_CXXFLAGS -Werror=vla";
323                     AC_MSG_RESULT([yes])],
324                     AC_MSG_RESULT([no]));
325     CFLAGS="$save_CFLAGS"
326 fi
327 if test "x$GXX" = xyes; then
328     CXXFLAGS="$CXXFLAGS -Wall"
329
330     # Enable -fvisibility=hidden if using a gcc that supports it
331     save_CXXFLAGS="$CXXFLAGS"
332     AC_MSG_CHECKING([whether $CXX supports -fvisibility=hidden])
333     VISIBILITY_CXXFLAGS="-fvisibility=hidden"
334     CXXFLAGS="$CXXFLAGS $VISIBILITY_CXXFLAGS"
335     AC_LANG_PUSH([C++])
336     AC_LINK_IFELSE([AC_LANG_PROGRAM()], AC_MSG_RESULT([yes]),
337                    [VISIBILITY_CXXFLAGS="" ; AC_MSG_RESULT([no])]);
338     AC_LANG_POP([C++])
339
340     # Restore CXXFLAGS; VISIBILITY_CXXFLAGS are added to it where needed.
341     CXXFLAGS=$save_CXXFLAGS
342
343     # We don't want floating-point math functions to set errno or trap
344     CXXFLAGS="$CXXFLAGS -fno-math-errno -fno-trapping-math"
345 fi
346
347 AC_SUBST([MSVC2013_COMPAT_CFLAGS])
348 AC_SUBST([MSVC2013_COMPAT_CXXFLAGS])
349
350 dnl even if the compiler appears to support it, using visibility attributes isn't
351 dnl going to do anything useful currently on cygwin apart from emit lots of warnings
352 case "$host_os" in
353 cygwin*)
354     VISIBILITY_CFLAGS=""
355     VISIBILITY_CXXFLAGS=""
356     ;;
357 esac
358
359 AC_SUBST([VISIBILITY_CFLAGS])
360 AC_SUBST([VISIBILITY_CXXFLAGS])
361
362 dnl
363 dnl Optional flags, check for compiler support
364 dnl
365 SSE41_CFLAGS="-msse4.1"
366 dnl Code compiled by GCC with -msse* assumes a 16 byte aligned
367 dnl stack, but on x86-32 such alignment is not guaranteed.
368 case "$target_cpu" in
369 i?86)
370     SSE41_CFLAGS="$SSE41_CFLAGS -mstackrealign"
371     ;;
372 esac
373 save_CFLAGS="$CFLAGS"
374 CFLAGS="$SSE41_CFLAGS $CFLAGS"
375 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
376 #include <smmintrin.h>
377 int param;
378 int main () {
379     __m128i a = _mm_set1_epi32 (param), b = _mm_set1_epi32 (param + 1), c;
380     c = _mm_max_epu32(a, b);
381     return _mm_cvtsi128_si32(c);
382 }]])], SSE41_SUPPORTED=1)
383 CFLAGS="$save_CFLAGS"
384 if test "x$SSE41_SUPPORTED" = x1; then
385     DEFINES="$DEFINES -DUSE_SSE41"
386 fi
387 AM_CONDITIONAL([SSE41_SUPPORTED], [test x$SSE41_SUPPORTED = x1])
388 AC_SUBST([SSE41_CFLAGS], $SSE41_CFLAGS)
389
390 dnl Check for new-style atomic builtins
391 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
392 int main() {
393     int n;
394     return __atomic_load_n(&n, __ATOMIC_ACQUIRE);
395 }]])], GCC_ATOMIC_BUILTINS_SUPPORTED=1)
396 if test "x$GCC_ATOMIC_BUILTINS_SUPPORTED" = x1; then
397     DEFINES="$DEFINES -DUSE_GCC_ATOMIC_BUILTINS"
398 fi
399 AM_CONDITIONAL([GCC_ATOMIC_BUILTINS_SUPPORTED], [test x$GCC_ATOMIC_BUILTINS_SUPPORTED = x1])
400
401 dnl Check for Endianness
402 AC_C_BIGENDIAN(
403    little_endian=no,
404    little_endian=yes,
405    little_endian=no,
406    little_endian=no
407 )
408
409 dnl Check for POWER8 Architecture
410 PWR8_CFLAGS="-mpower8-vector"
411 have_pwr8_intrinsics=no
412 AC_MSG_CHECKING(whether gcc supports -mpower8-vector)
413 save_CFLAGS=$CFLAGS
414 CFLAGS="$PWR8_CFLAGS $CFLAGS"
415 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
416 #if defined(__GNUC__) && (__GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 8))
417 #error "Need GCC >= 4.8 for sane POWER8 support"
418 #endif
419 #include <altivec.h>
420 int main () {
421     vector unsigned char r;
422     vector unsigned int v = vec_splat_u32 (1);
423     r = __builtin_vec_vgbbd ((vector unsigned char) v);
424     return 0;
425 }]])], have_pwr8_intrinsics=yes)
426 CFLAGS=$save_CFLAGS
427
428 AC_ARG_ENABLE(pwr8,
429    [AC_HELP_STRING([--disable-pwr8-inst],
430                    [disable POWER8-specific instructions])],
431    [enable_pwr8=$enableval], [enable_pwr8=auto])
432
433 if test "x$enable_pwr8" = xno ; then
434    have_pwr8_intrinsics=disabled
435 fi
436
437 if test $have_pwr8_intrinsics = yes && test $little_endian = yes ; then
438    DEFINES="$DEFINES -D_ARCH_PWR8"
439    CXXFLAGS="$CXXFLAGS $PWR8_CFLAGS"
440    CFLAGS="$CFLAGS $PWR8_CFLAGS"
441 else
442    PWR8_CFLAGS=
443 fi
444
445 AC_MSG_RESULT($have_pwr8_intrinsics)
446 if test "x$enable_pwr8" = xyes && test $have_pwr8_intrinsics = no ; then
447    AC_MSG_ERROR([POWER8 compiler support not detected])
448 fi
449
450 if test $have_pwr8_intrinsics = yes && test $little_endian = no ; then
451    AC_MSG_WARN([POWER8 optimization is enabled only on POWER8 Little-Endian])
452 fi
453
454 AC_SUBST([PWR8_CFLAGS], $PWR8_CFLAGS)
455
456 dnl Can't have static and shared libraries, default to static if user
457 dnl explicitly requested. If both disabled, set to static since shared
458 dnl was explicitly requested.
459 case "x$enable_static$enable_shared" in
460 xyesyes)
461     AC_MSG_WARN([Cannot build static and shared libraries, disabling shared])
462     enable_shared=no
463     ;;
464 xnono)
465     AC_MSG_WARN([Cannot disable both static and shared libraries, enabling shared])
466     enable_shared=yes
467     ;;
468 esac
469
470 AM_CONDITIONAL(BUILD_SHARED, test "x$enable_shared" = xyes)
471
472 dnl
473 dnl other compiler options
474 dnl
475 AC_ARG_ENABLE([debug],
476     [AS_HELP_STRING([--enable-debug],
477         [use debug compiler flags and macros @<:@default=disabled@:>@])],
478     [enable_debug="$enableval"],
479     [enable_debug=no]
480 )
481
482 AC_ARG_ENABLE([profile],
483     [AS_HELP_STRING([--enable-profile],
484         [enable profiling of code @<:@default=disabled@:>@])],
485     [enable_profile="$enableval"],
486     [enable_profile=no]
487 )
488
489 if test "x$enable_profile" = xyes; then
490     DEFINES="$DEFINES -DPROFILE"
491     if test "x$GCC" = xyes; then
492         CFLAGS="$CFLAGS -fno-omit-frame-pointer"
493     fi
494     if test "x$GXX" = xyes; then
495         CXXFLAGS="$CXXFLAGS -fno-omit-frame-pointer"
496     fi
497 fi
498
499 if test "x$enable_debug" = xyes; then
500     DEFINES="$DEFINES -DDEBUG"
501     if test "x$enable_profile" = xyes; then
502         AC_MSG_WARN([Debug and Profile are enabled at the same time])
503     fi
504     if test "x$GCC" = xyes; then
505         if ! echo "$CFLAGS" | grep -q -e '-g'; then
506             CFLAGS="$CFLAGS -g"
507         fi
508         if ! echo "$CFLAGS" | grep -q -e '-O'; then
509             CFLAGS="$CFLAGS -O0"
510         fi
511     fi
512     if test "x$GXX" = xyes; then
513         if ! echo "$CXXFLAGS" | grep -q -e '-g'; then
514             CXXFLAGS="$CXXFLAGS -g"
515         fi
516         if ! echo "$CXXFLAGS" | grep -q -e '-O'; then
517             CXXFLAGS="$CXXFLAGS -O0"
518         fi
519     fi
520 else
521    DEFINES="$DEFINES -DNDEBUG"
522 fi
523
524 DEFAULT_GL_LIB_NAME=GL
525
526 dnl
527 dnl Check if linker supports -Bsymbolic
528 dnl
529 save_LDFLAGS=$LDFLAGS
530 LDFLAGS="$LDFLAGS -Wl,-Bsymbolic"
531 AC_MSG_CHECKING([if ld supports -Bsymbolic])
532 AC_LINK_IFELSE(
533     [AC_LANG_SOURCE([int main() { return 0;}])],
534     [AC_MSG_RESULT([yes])
535         BSYMBOLIC="-Wl,-Bsymbolic";],
536     [AC_MSG_RESULT([no])
537         BSYMBOLIC="";])
538 LDFLAGS=$save_LDFLAGS
539
540 AC_SUBST([BSYMBOLIC])
541
542 dnl
543 dnl Check if linker supports garbage collection
544 dnl
545 save_LDFLAGS=$LDFLAGS
546 LDFLAGS="$LDFLAGS -Wl,--gc-sections"
547 AC_MSG_CHECKING([whether ld supports --gc-sections])
548 AC_LINK_IFELSE(
549     [AC_LANG_SOURCE([static char UnusedFunc() { return 5; } int main() { return 0;}])],
550     [AC_MSG_RESULT([yes])
551         GC_SECTIONS="-Wl,--gc-sections";],
552     [AC_MSG_RESULT([no])
553         GC_SECTIONS="";])
554 LDFLAGS=$save_LDFLAGS
555
556 AC_SUBST([GC_SECTIONS])
557
558 dnl
559 dnl OpenBSD does not have DT_NEEDED entries for libc by design
560 dnl so when these flags are passed to ld via libtool the checks will fail
561 dnl
562 case "$host_os" in
563 openbsd* | darwin* )
564     LD_NO_UNDEFINED="" ;;
565 *)
566     LD_NO_UNDEFINED="-Wl,--no-undefined" ;;
567 esac
568
569 AC_SUBST([LD_NO_UNDEFINED])
570
571 dnl
572 dnl Check if linker supports version scripts
573 dnl
574 AC_MSG_CHECKING([if the linker supports version-scripts])
575 save_LDFLAGS=$LDFLAGS
576 LDFLAGS="$LDFLAGS -Wl,--version-script=conftest.map"
577 cat > conftest.map <<EOF
578 VERSION_1 {
579      global:
580          main;
581
582      local:
583          *;
584 };
585 EOF
586 AC_LINK_IFELSE(
587     [AC_LANG_SOURCE([int main() { return 0;}])],
588     [have_ld_version_script=yes;AC_MSG_RESULT(yes)],
589     [have_ld_version_script=no; AC_MSG_RESULT(no)])
590 LDFLAGS=$save_LDFLAGS
591 AM_CONDITIONAL(HAVE_LD_VERSION_SCRIPT, test "$have_ld_version_script" = "yes")
592
593 dnl
594 dnl Check if linker supports dynamic list files
595 dnl
596 AC_MSG_CHECKING([if the linker supports --dynamic-list])
597 save_LDFLAGS=$LDFLAGS
598 LDFLAGS="$LDFLAGS -Wl,--dynamic-list=conftest.dyn"
599 cat > conftest.dyn <<EOF
600 {
601         radeon_drm_winsys_create;
602 };
603 EOF
604 AC_LINK_IFELSE(
605     [AC_LANG_SOURCE([int main() { return 0;}])],
606     [have_ld_dynamic_list=yes;AC_MSG_RESULT(yes)],
607     [have_ld_dynamic_list=no; AC_MSG_RESULT(no)])
608 LDFLAGS=$save_LDFLAGS
609 AM_CONDITIONAL(HAVE_LD_DYNAMIC_LIST, test "$have_ld_dynamic_list" = "yes")
610
611 dnl
612 dnl compatibility symlinks
613 dnl
614 case "$host_os" in
615 linux* )
616     HAVE_COMPAT_SYMLINKS=yes ;;
617 * )
618     HAVE_COMPAT_SYMLINKS=no ;;
619 esac
620
621 AM_CONDITIONAL(HAVE_COMPAT_SYMLINKS, test "x$HAVE_COMPAT_SYMLINKS" = xyes)
622
623 DEFAULT_GL_LIB_NAME=GL
624
625 dnl
626 dnl Libglvnd configuration
627 dnl
628 AC_ARG_ENABLE([libglvnd],
629     [AS_HELP_STRING([--enable-libglvnd],
630         [Build for libglvnd @<:@default=disabled@:>@])],
631     [enable_libglvnd="$enableval"],
632     [enable_libglvnd=no])
633 AM_CONDITIONAL(USE_LIBGLVND_GLX, test "x$enable_libglvnd" = xyes)
634 #AM_COND_IF([USE_LIBGLVND_GLX], [DEFINES="${DEFINES} -DUSE_LIBGLVND_GLX=1"])
635 if test "x$enable_libglvnd" = xyes ; then
636     DEFINES="${DEFINES} -DUSE_LIBGLVND_GLX=1"
637     DEFAULT_GL_LIB_NAME=GLX_mesa
638 fi
639
640 dnl
641 dnl library names
642 dnl
643 dnl Unfortunately we need to do a few things that libtool can't help us with,
644 dnl so we need some knowledge of shared library filenames:
645 dnl
646 dnl LIB_EXT is the extension used when creating symlinks for alternate
647 dnl filenames for a shared library which will be dynamically loaded
648 dnl
649 dnl IMP_LIB_EXT is the extension used when checking for the presence of a
650 dnl the file for a shared library we wish to link with
651 dnl
652 case "$host_os" in
653 darwin* )
654     LIB_EXT='dylib'
655     IMP_LIB_EXT=$LIB_EXT
656     ;;
657 cygwin* )
658     LIB_EXT='dll'
659     IMP_LIB_EXT='dll.a'
660     ;;
661 aix* )
662     LIB_EXT='a'
663     IMP_LIB_EXT=$LIB_EXT
664     ;;
665 * )
666     LIB_EXT='so'
667     IMP_LIB_EXT=$LIB_EXT
668     ;;
669 esac
670
671 AC_SUBST([LIB_EXT])
672
673 AC_ARG_WITH([gl-lib-name],
674   [AS_HELP_STRING([--with-gl-lib-name@<:@=NAME@:>@],
675     [specify GL library name @<:@default=GL@:>@])],
676   [GL_LIB=$withval],
677   [GL_LIB="$DEFAULT_GL_LIB_NAME"])
678 AC_ARG_WITH([osmesa-lib-name],
679   [AS_HELP_STRING([--with-osmesa-lib-name@<:@=NAME@:>@],
680     [specify OSMesa library name @<:@default=OSMesa@:>@])],
681   [OSMESA_LIB=$withval],
682   [OSMESA_LIB=OSMesa])
683 AS_IF([test "x$GL_LIB" = xyes], [GL_LIB="$DEFAULT_GL_LIB_NAME"])
684 AS_IF([test "x$OSMESA_LIB" = xyes], [OSMESA_LIB=OSMesa])
685
686 dnl
687 dnl Mangled Mesa support
688 dnl
689 AC_ARG_ENABLE([mangling],
690   [AS_HELP_STRING([--enable-mangling],
691     [enable mangled symbols and library name @<:@default=disabled@:>@])],
692   [enable_mangling="${enableval}"],
693   [enable_mangling=no]
694 )
695 if test "x${enable_mangling}" = "xyes" ; then
696   DEFINES="${DEFINES} -DUSE_MGL_NAMESPACE"
697   GL_LIB="Mangled${GL_LIB}"
698   OSMESA_LIB="Mangled${OSMESA_LIB}"
699 fi
700 AC_SUBST([GL_LIB])
701 AC_SUBST([OSMESA_LIB])
702
703 dnl
704 dnl potentially-infringing-but-nobody-knows-for-sure stuff
705 dnl
706 AC_ARG_ENABLE([texture-float],
707     [AS_HELP_STRING([--enable-texture-float],
708         [enable floating-point textures and renderbuffers @<:@default=disabled@:>@])],
709     [enable_texture_float="$enableval"],
710     [enable_texture_float=no]
711 )
712 if test "x$enable_texture_float" = xyes; then
713     AC_MSG_WARN([Floating-point textures enabled.])
714     AC_MSG_WARN([Please consult docs/patents.txt with your lawyer before building Mesa.])
715     DEFINES="$DEFINES -DTEXTURE_FLOAT_ENABLED"
716 fi
717
718 dnl
719 dnl Arch/platform-specific settings
720 dnl
721 AC_ARG_ENABLE([asm],
722     [AS_HELP_STRING([--disable-asm],
723         [disable assembly usage @<:@default=enabled on supported plaforms@:>@])],
724     [enable_asm="$enableval"],
725     [enable_asm=yes]
726 )
727 asm_arch=""
728 AC_MSG_CHECKING([whether to enable assembly])
729 test "x$enable_asm" = xno && AC_MSG_RESULT([no])
730 # disable if cross compiling on x86/x86_64 since we must run gen_matypes
731 if test "x$enable_asm" = xyes -a "x$cross_compiling" = xyes; then
732     case "$host_cpu" in
733     i?86 | x86_64 | amd64)
734         if test "x$host_cpu" != "x$target_cpu"; then
735             enable_asm=no
736             AC_MSG_RESULT([no, cross compiling])
737         fi
738         ;;
739     esac
740 fi
741 # check for supported arches
742 if test "x$enable_asm" = xyes; then
743     case "$host_cpu" in
744     i?86)
745         case "$host_os" in
746         linux* | *freebsd* | dragonfly* | *netbsd* | openbsd* | gnu*)
747             asm_arch=x86
748             ;;
749         esac
750         ;;
751     x86_64|amd64)
752         case "$host_os" in
753         linux* | *freebsd* | dragonfly* | *netbsd* | openbsd*)
754             asm_arch=x86_64
755             ;;
756         esac
757         ;;
758     sparc*)
759         case "$host_os" in
760         linux*)
761             asm_arch=sparc
762             ;;
763         esac
764         ;;
765     esac
766
767     case "$asm_arch" in
768     x86)
769         DEFINES="$DEFINES -DUSE_X86_ASM -DUSE_MMX_ASM -DUSE_3DNOW_ASM -DUSE_SSE_ASM"
770         AC_MSG_RESULT([yes, x86])
771         ;;
772     x86_64|amd64)
773         DEFINES="$DEFINES -DUSE_X86_64_ASM"
774         AC_MSG_RESULT([yes, x86_64])
775         ;;
776     sparc)
777         DEFINES="$DEFINES -DUSE_SPARC_ASM"
778         AC_MSG_RESULT([yes, sparc])
779         ;;
780     *)
781         AC_MSG_RESULT([no, platform not supported])
782         ;;
783     esac
784 fi
785
786 AC_HEADER_MAJOR
787 AC_CHECK_HEADER([xlocale.h], [DEFINES="$DEFINES -DHAVE_XLOCALE_H"])
788 AC_CHECK_HEADER([sys/sysctl.h], [DEFINES="$DEFINES -DHAVE_SYS_SYSCTL_H"])
789 AC_CHECK_FUNC([strtof], [DEFINES="$DEFINES -DHAVE_STRTOF"])
790 AC_CHECK_FUNC([mkostemp], [DEFINES="$DEFINES -DHAVE_MKOSTEMP"])
791
792 dnl Check to see if dlopen is in default libraries (like Solaris, which
793 dnl has it in libc), or if libdl is needed to get it.
794 AC_CHECK_FUNC([dlopen], [DEFINES="$DEFINES -DHAVE_DLOPEN"],
795     [AC_CHECK_LIB([dl], [dlopen],
796        [DEFINES="$DEFINES -DHAVE_DLOPEN"; DLOPEN_LIBS="-ldl"])])
797 AC_SUBST([DLOPEN_LIBS])
798
799 dnl Check if that library also has dladdr
800 save_LIBS="$LIBS"
801 LIBS="$LIBS $DLOPEN_LIBS"
802 AC_CHECK_FUNCS([dladdr])
803 LIBS="$save_LIBS"
804
805 case "$host_os" in
806 darwin*)
807     ;;
808 *)
809     AC_CHECK_FUNCS([clock_gettime], [CLOCK_LIB=],
810                    [AC_CHECK_LIB([rt], [clock_gettime], [CLOCK_LIB=-lrt],
811                                  [AC_MSG_ERROR([Could not find clock_gettime])])])
812     AC_SUBST([CLOCK_LIB])
813     ;;
814 esac
815
816 dnl See if posix_memalign is available
817 AC_CHECK_FUNC([posix_memalign], [DEFINES="$DEFINES -DHAVE_POSIX_MEMALIGN"])
818
819 dnl Check for pthreads
820 AX_PTHREAD
821 if test "x$ax_pthread_ok" = xno; then
822     AC_MSG_ERROR([Building mesa on this platform requires pthreads])
823 fi
824 dnl AX_PTHREADS leaves PTHREAD_LIBS empty for gcc and sets PTHREAD_CFLAGS
825 dnl to -pthread, which causes problems if we need -lpthread to appear in
826 dnl pkgconfig files.
827 test -z "$PTHREAD_LIBS" && PTHREAD_LIBS="-lpthread"
828
829 dnl pthread-stubs is mandatory on targets where it exists
830 case "$host_os" in
831 cygwin* )
832     pthread_stubs_possible="no"
833     ;;
834 * )
835     pthread_stubs_possible="yes"
836     ;;
837 esac
838
839 if test "x$pthread_stubs_possible" = xyes; then
840     PKG_CHECK_MODULES(PTHREADSTUBS, pthread-stubs)
841     AC_SUBST(PTHREADSTUBS_CFLAGS)
842     AC_SUBST(PTHREADSTUBS_LIBS)
843 fi
844
845 dnl SELinux awareness.
846 AC_ARG_ENABLE([selinux],
847     [AS_HELP_STRING([--enable-selinux],
848         [Build SELinux-aware Mesa @<:@default=disabled@:>@])],
849     [MESA_SELINUX="$enableval"],
850     [MESA_SELINUX=no])
851 if test "x$enable_selinux" = "xyes"; then
852     PKG_CHECK_MODULES([SELINUX], [libselinux], [],
853         [AC_CHECK_HEADER([selinux/selinux.h],[],
854                          [AC_MSG_ERROR([SELinux headers not found])])
855          AC_CHECK_LIB([selinux],[is_selinux_enabled],[],
856                       [AC_MSG_ERROR([SELinux library not found])])
857          SELINUX_LIBS="-lselinux"])
858     DEFINES="$DEFINES -DMESA_SELINUX"
859 fi
860 AC_SUBST([SELINUX_CFLAGS])
861 AC_SUBST([SELINUX_LIBS])
862
863 dnl Options for APIs
864 AC_ARG_ENABLE([opengl],
865     [AS_HELP_STRING([--disable-opengl],
866         [disable support for standard OpenGL API @<:@default=enabled@:>@])],
867     [enable_opengl="$enableval"],
868     [enable_opengl=yes])
869 AC_ARG_ENABLE([gles1],
870     [AS_HELP_STRING([--disable-gles1],
871         [disable support for OpenGL ES 1.x API @<:@default=enabled@:>@])],
872     [enable_gles1="$enableval"],
873     [enable_gles1=yes])
874 AC_ARG_ENABLE([gles2],
875     [AS_HELP_STRING([--disable-gles2],
876         [disable support for OpenGL ES 2.x API @<:@default=enabled@:>@])],
877     [enable_gles2="$enableval"],
878     [enable_gles2=yes])
879
880 AC_ARG_ENABLE([dri],
881     [AS_HELP_STRING([--enable-dri],
882         [enable DRI modules @<:@default=enabled@:>@])],
883     [enable_dri="$enableval"],
884     [enable_dri=yes])
885
886 AC_ARG_ENABLE([gallium-extra-hud],
887     [AS_HELP_STRING([--enable-gallium-extra-hud],
888         [enable HUD block/NIC I/O HUD stats support @<:@default=disabled@:>@])],
889     [enable_gallium_extra_hud="$enableval"],
890     [enable_gallium_extra_hud=no])
891 AM_CONDITIONAL(HAVE_GALLIUM_EXTRA_HUD, test "x$enable_gallium_extra_hud" = xyes)
892 if test "x$enable_gallium_extra_hud" = xyes ; then
893     DEFINES="${DEFINES} -DHAVE_GALLIUM_EXTRA_HUD=1"
894 fi
895
896 #TODO: no pkgconfig .pc available for libsensors.
897 #PKG_CHECK_MODULES([LIBSENSORS], [libsensors >= $LIBSENSORS_REQUIRED], [enable_lmsensors=yes], [enable_lmsensors=no])
898 AC_ARG_ENABLE([lmsensors],
899     [AS_HELP_STRING([--enable-lmsensors],
900         [enable HUD lmsensor support @<:@default=disabled@:>@])],
901     [enable_lmsensors="$enableval"],
902     [enable_lmsensors=no])
903 AM_CONDITIONAL(HAVE_LIBSENSORS, test "x$enable_lmsensors" = xyes)
904 if test "x$enable_lmsensors" = xyes ; then
905     DEFINES="${DEFINES} -DHAVE_LIBSENSORS=1"
906     LIBSENSORS_LDFLAGS="-lsensors"
907 else
908     LIBSENSORS_LDFLAGS=""
909 fi
910 AC_SUBST(LIBSENSORS_LDFLAGS)
911
912 case "$host_os" in
913 linux*)
914     dri3_default=yes
915     ;;
916 *)
917     dri3_default=no
918     ;;
919 esac
920
921 if test "x$enable_dri" = xno; then
922     dri3_default=no
923 fi
924
925 AC_ARG_ENABLE([dri3],
926     [AS_HELP_STRING([--enable-dri3],
927         [enable DRI3 @<:@default=auto@:>@])],
928     [enable_dri3="$enableval"],
929     [enable_dri3="$dri3_default"])
930 AC_ARG_ENABLE([glx],
931     [AS_HELP_STRING([--enable-glx@<:@=dri|xlib|gallium-xlib@:>@],
932         [enable the GLX library and choose an implementation @<:@default=auto@:>@])],
933     [enable_glx="$enableval"],
934     [enable_glx=yes])
935 AC_ARG_ENABLE([osmesa],
936     [AS_HELP_STRING([--enable-osmesa],
937         [enable OSMesa library @<:@default=disabled@:>@])],
938     [enable_osmesa="$enableval"],
939     [enable_osmesa=no])
940 AC_ARG_ENABLE([gallium-osmesa],
941     [AS_HELP_STRING([--enable-gallium-osmesa],
942         [enable Gallium implementation of the OSMesa library @<:@default=disabled@:>@])],
943     [enable_gallium_osmesa="$enableval"],
944     [enable_gallium_osmesa=no])
945 AC_ARG_ENABLE([egl],
946     [AS_HELP_STRING([--disable-egl],
947         [disable EGL library @<:@default=enabled@:>@])],
948     [enable_egl="$enableval"],
949     [enable_egl=yes])
950
951 AC_ARG_ENABLE([xa],
952     [AS_HELP_STRING([--enable-xa],
953         [enable build of the XA X Acceleration API @<:@default=disabled@:>@])],
954     [enable_xa="$enableval"],
955     [enable_xa=no])
956 AC_ARG_ENABLE([gbm],
957    [AS_HELP_STRING([--enable-gbm],
958          [enable gbm library @<:@default=yes except cygwin@:>@])],
959    [enable_gbm="$enableval"],
960    [case "$host_os" in
961        cygwin*)
962           enable_gbm=no
963           ;;
964        *)
965           enable_gbm=yes
966           ;;
967     esac])
968 AC_ARG_ENABLE([nine],
969     [AS_HELP_STRING([--enable-nine],
970         [enable build of the nine Direct3D9 API @<:@default=no@:>@])],
971     [enable_nine="$enableval"],
972     [enable_nine=no])
973
974 AC_ARG_ENABLE([xvmc],
975    [AS_HELP_STRING([--enable-xvmc],
976          [enable xvmc library @<:@default=auto@:>@])],
977    [enable_xvmc="$enableval"],
978    [enable_xvmc=auto])
979 AC_ARG_ENABLE([vdpau],
980    [AS_HELP_STRING([--enable-vdpau],
981          [enable vdpau library @<:@default=auto@:>@])],
982    [enable_vdpau="$enableval"],
983    [enable_vdpau=auto])
984 AC_ARG_ENABLE([omx],
985    [AS_HELP_STRING([--enable-omx],
986          [enable OpenMAX library @<:@default=disabled@:>@])],
987    [enable_omx="$enableval"],
988    [enable_omx=no])
989 AC_ARG_ENABLE([va],
990    [AS_HELP_STRING([--enable-va],
991          [enable va library @<:@default=auto@:>@])],
992    [enable_va="$enableval"],
993    [enable_va=auto])
994 AC_ARG_ENABLE([opencl],
995    [AS_HELP_STRING([--enable-opencl],
996          [enable OpenCL library @<:@default=disabled@:>@])],
997    [enable_opencl="$enableval"],
998    [enable_opencl=no])
999 AC_ARG_ENABLE([opencl_icd],
1000    [AS_HELP_STRING([--enable-opencl-icd],
1001           [Build an OpenCL ICD library to be loaded by an ICD implementation
1002            @<:@default=disabled@:>@])],
1003     [enable_opencl_icd="$enableval"],
1004     [enable_opencl_icd=no])
1005
1006 AC_ARG_ENABLE([gallium-tests],
1007     [AS_HELP_STRING([--enable-gallium-tests],
1008         [Enable optional Gallium tests) @<:@default=disabled@:>@])],
1009     [enable_gallium_tests="$enableval"],
1010     [enable_gallium_tests=no])
1011
1012 # Option for Gallium drivers
1013
1014 # Keep this in sync with the --with-gallium-drivers help string default value
1015 GALLIUM_DRIVERS_DEFAULT="r300,r600,svga,swrast"
1016
1017 AC_ARG_WITH([gallium-drivers],
1018     [AS_HELP_STRING([--with-gallium-drivers@<:@=DIRS...@:>@],
1019         [comma delimited Gallium drivers list, e.g.
1020         "i915,ilo,nouveau,r300,r600,radeonsi,freedreno,svga,swrast,vc4,virgl"
1021         @<:@default=r300,r600,svga,swrast@:>@])],
1022     [with_gallium_drivers="$withval"],
1023     [with_gallium_drivers="$GALLIUM_DRIVERS_DEFAULT"])
1024
1025 # Doing '--without-gallium-drivers' will set this variable to 'no'.  Clear it
1026 # here so that the script doesn't choke on an unknown driver name later.
1027 case "$with_gallium_drivers" in
1028     yes) with_gallium_drivers="$GALLIUM_DRIVERS_DEFAULT" ;;
1029     no) with_gallium_drivers='' ;;
1030 esac
1031
1032 if test "x$enable_opengl" = xno -a \
1033         "x$enable_gles1" = xno -a \
1034         "x$enable_gles2" = xno -a \
1035         "x$enable_nine" = xno -a \
1036         "x$enable_xa" = xno -a \
1037         "x$enable_xvmc" = xno -a \
1038         "x$enable_vdpau" = xno -a \
1039         "x$enable_omx" = xno -a \
1040         "x$enable_va" = xno -a \
1041         "x$enable_opencl" = xno; then
1042     AC_MSG_ERROR([at least one API should be enabled])
1043 fi
1044
1045 # Building OpenGL ES1 and/or ES2 without OpenGL is not supported on mesa 9.0.x
1046 if test "x$enable_opengl" = xno -a \
1047         "x$enable_gles1" = xyes; then
1048     AC_MSG_ERROR([Building OpenGL ES1 without OpenGL is not supported])
1049 fi
1050
1051 if test "x$enable_opengl" = xno -a \
1052         "x$enable_gles2" = xyes; then
1053     AC_MSG_ERROR([Building OpenGL ES2 without OpenGL is not supported])
1054 fi
1055
1056 AM_CONDITIONAL(HAVE_OPENGL, test "x$enable_opengl" = xyes)
1057 AM_CONDITIONAL(HAVE_OPENGL_ES1, test "x$enable_gles1" = xyes)
1058 AM_CONDITIONAL(HAVE_OPENGL_ES2, test "x$enable_gles2" = xyes)
1059 AM_CONDITIONAL(NEED_OPENGL_COMMON, test "x$enable_opengl" = xyes -o \
1060                                         "x$enable_gles1" = xyes -o \
1061                                         "x$enable_gles2" = xyes)
1062
1063 # Validate GLX options
1064 if test "x$enable_glx" = xyes; then
1065     if test "x$enable_dri" = xyes; then
1066         enable_glx=dri
1067     elif test -n "$with_gallium_drivers"; then
1068         enable_glx=gallium-xlib
1069     else
1070         enable_glx=xlib
1071     fi
1072 fi
1073 case "x$enable_glx" in
1074 xdri | xxlib | xgallium-xlib)
1075     # GLX requires OpenGL
1076     if test "x$enable_opengl" = xno; then
1077         AC_MSG_ERROR([GLX cannot be built without OpenGL])
1078     fi
1079
1080     # Check individual dependencies
1081     case "x$enable_glx" in
1082     xdri)
1083         if test "x$enable_dri" = xno; then
1084             AC_MSG_ERROR([DRI-based GLX requires DRI to be enabled])
1085         fi
1086         ;;
1087     xxlib)
1088         if test "x$enable_dri" = xyes; then
1089             AC_MSG_ERROR([Xlib-based GLX cannot be built with DRI enabled])
1090         fi
1091         ;;
1092     xgallium-xlib )
1093         if test "x$enable_dri" = xyes; then
1094             AC_MSG_ERROR([Xlib-based (Gallium) GLX cannot be built with DRI enabled])
1095         fi
1096         if test -z "$with_gallium_drivers"; then
1097             AC_MSG_ERROR([Xlib-based (Gallium) GLX cannot be built without Gallium enabled])
1098         fi
1099         ;;
1100     esac
1101     ;;
1102 xno)
1103     ;;
1104 *)
1105     AC_MSG_ERROR([Illegal value for --enable-glx: $enable_glx])
1106     ;;
1107 esac
1108
1109 AM_CONDITIONAL(HAVE_GLX, test "x$enable_glx" != xno)
1110 AM_CONDITIONAL(HAVE_DRI_GLX, test "x$enable_glx" = xdri)
1111 AM_CONDITIONAL(HAVE_XLIB_GLX, test "x$enable_glx" = xxlib)
1112 AM_CONDITIONAL(HAVE_GALLIUM_XLIB_GLX, test "x$enable_glx" = xgallium-xlib)
1113
1114 dnl
1115 dnl Libglvnd configuration
1116 dnl
1117 AC_ARG_ENABLE([libglvnd],
1118     [AS_HELP_STRING([--enable-libglvnd],
1119         [Build for libglvnd @<:@default=disabled@:>@])],
1120     [enable_libglvnd="$enableval"],
1121     [enable_libglvnd=no])
1122 AM_CONDITIONAL(USE_LIBGLVND_GLX, test "x$enable_libglvnd" = xyes)
1123 if test "x$enable_libglvnd" = xyes ; then
1124     dnl XXX: update once we can handle more than libGL/glx.
1125     dnl Namely: we should error out if neither of the glvnd enabled libraries
1126     dnl are built
1127     case "x$enable_glx" in
1128     xno)
1129         AC_MSG_ERROR([cannot build libglvnd without GLX])
1130         ;;
1131     xxlib | xgallium-xlib )
1132         AC_MSG_ERROR([cannot build libgvnd when Xlib-GLX or Gallium-Xlib-GLX is enabled])
1133         ;;
1134     xdri)
1135         ;;
1136     esac
1137
1138     PKG_CHECK_MODULES([GLVND], libglvnd >= 0.1.0)
1139     DEFINES="${DEFINES} -DUSE_LIBGLVND_GLX=1"
1140     DEFAULT_GL_LIB_NAME=GLX_mesa
1141 fi
1142
1143 # Check for libdrm
1144 PKG_CHECK_MODULES([LIBDRM], [libdrm >= $LIBDRM_REQUIRED],
1145                   [have_libdrm=yes], [have_libdrm=no])
1146 if test "x$have_libdrm" = xyes; then
1147         DEFINES="$DEFINES -DHAVE_LIBDRM"
1148 fi
1149
1150 require_libdrm() {
1151     if test "x$have_libdrm" != xyes; then
1152        AC_MSG_ERROR([$1 requires libdrm >= $LIBDRM_REQUIRED])
1153     fi
1154 }
1155
1156
1157 # Select which platform-dependent DRI code gets built
1158 case "$host_os" in
1159 darwin*)
1160     dri_platform='apple' ;;
1161 cygwin*)
1162     dri_platform='windows' ;;
1163 gnu*)
1164     dri_platform='none' ;;
1165 *)
1166     dri_platform='drm' ;;
1167 esac
1168
1169 if test "x$enable_dri" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes; then
1170     have_drisw_kms='yes'
1171 fi
1172
1173 AM_CONDITIONAL(HAVE_DRICOMMON, test "x$enable_dri" = xyes )
1174 AM_CONDITIONAL(HAVE_DRISW, test "x$enable_dri" = xyes )
1175 AM_CONDITIONAL(HAVE_DRISW_KMS, test "x$have_drisw_kms" = xyes )
1176 AM_CONDITIONAL(HAVE_DRI2, test "x$enable_dri" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes )
1177 AM_CONDITIONAL(HAVE_DRI3, test "x$enable_dri3" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes )
1178 AM_CONDITIONAL(HAVE_APPLEDRI, test "x$enable_dri" = xyes -a "x$dri_platform" = xapple )
1179 AM_CONDITIONAL(HAVE_LMSENSORS, test "x$enable_lmsensors" = xyes )
1180 AM_CONDITIONAL(HAVE_GALLIUM_EXTRA_HUD, test "x$enable_gallium_extra_hud" = xyes )
1181 AM_CONDITIONAL(HAVE_WINDOWSDRI, test "x$enable_dri" = xyes -a "x$dri_platform" = xwindows )
1182
1183 AC_ARG_ENABLE([shared-glapi],
1184     [AS_HELP_STRING([--enable-shared-glapi],
1185         [Enable shared glapi for OpenGL @<:@default=enabled@:>@])],
1186     [enable_shared_glapi="$enableval"],
1187     [enable_shared_glapi=yes])
1188
1189 case "x$enable_opengl$enable_gles1$enable_gles2" in
1190 x*yes*yes*)
1191     if test "x$enable_shared_glapi" = xno; then
1192         AC_MSG_ERROR([shared GLAPI required when building two or more of
1193                       the following APIs - opengl, gles1 gles2])
1194     fi
1195     ;;
1196 esac
1197
1198 AM_CONDITIONAL(HAVE_SHARED_GLAPI, test "x$enable_shared_glapi" = xyes)
1199
1200 # Build the pipe-drivers as separate libraries/modules.
1201 # Do not touch this unless you know what you are doing.
1202 # XXX: Expose via configure option ?
1203 enable_shared_pipe_drivers=no
1204
1205 dnl
1206 dnl Driver specific build directories
1207 dnl
1208
1209 if test "x$enable_gallium_osmesa" = xyes; then
1210     if ! echo "$with_gallium_drivers" | grep -q 'swrast'; then
1211         AC_MSG_ERROR([gallium_osmesa requires the gallium swrast driver])
1212     fi
1213     if test "x$enable_osmesa" = xyes; then
1214         AC_MSG_ERROR([Cannot enable both classic and Gallium OSMesa implementations])
1215     fi
1216 fi
1217
1218 AC_SUBST([MESA_LLVM])
1219
1220 # SHA1 hashing
1221 AC_ARG_WITH([sha1],
1222         [AS_HELP_STRING([--with-sha1=libc|libmd|libnettle|libgcrypt|libcrypto|libsha1|CommonCrypto|CryptoAPI],
1223         [choose SHA1 implementation])])
1224 case "x$with_sha1" in
1225 x | xlibc | xlibmd | xlibnettle | xlibgcrypt | xlibcrypto | xlibsha1 | xCommonCrypto | xCryptoAPI)
1226   ;;
1227 *)
1228         AC_MSG_ERROR([Illegal value for --with-sha1: $with_sha1])
1229 esac
1230
1231 AC_CHECK_FUNC([SHA1Init], [HAVE_SHA1_IN_LIBC=yes])
1232 if test "x$with_sha1" = x && test "x$HAVE_SHA1_IN_LIBC" = xyes; then
1233         with_sha1=libc
1234 fi
1235 if test "x$with_sha1" = xlibc && test "x$HAVE_SHA1_IN_LIBC" != xyes; then
1236         AC_MSG_ERROR([sha1 in libc requested but not found])
1237 fi
1238 if test "x$with_sha1" = xlibc; then
1239         AC_DEFINE([HAVE_SHA1_IN_LIBC], [1],
1240                 [Use libc SHA1 functions])
1241         SHA1_LIBS=""
1242 fi
1243 AC_CHECK_FUNC([CC_SHA1_Init], [HAVE_SHA1_IN_COMMONCRYPTO=yes])
1244 if test "x$with_sha1" = x && test "x$HAVE_SHA1_IN_COMMONCRYPTO" = xyes; then
1245         with_sha1=CommonCrypto
1246 fi
1247 if test "x$with_sha1" = xCommonCrypto && test "x$HAVE_SHA1_IN_COMMONCRYPTO" != xyes; then
1248         AC_MSG_ERROR([CommonCrypto requested but not found])
1249 fi
1250 if test "x$with_sha1" = xCommonCrypto; then
1251         AC_DEFINE([HAVE_SHA1_IN_COMMONCRYPTO], [1],
1252                 [Use CommonCrypto SHA1 functions])
1253         SHA1_LIBS=""
1254 fi
1255 dnl stdcall functions cannot be tested with AC_CHECK_LIB
1256 AC_CHECK_HEADER([wincrypt.h], [HAVE_SHA1_IN_CRYPTOAPI=yes], [], [#include <windows.h>])
1257 if test "x$with_sha1" = x && test "x$HAVE_SHA1_IN_CRYPTOAPI" = xyes; then
1258         with_sha1=CryptoAPI
1259 fi
1260 if test "x$with_sha1" = xCryptoAPI && test "x$HAVE_SHA1_IN_CRYPTOAPI" != xyes; then
1261         AC_MSG_ERROR([CryptoAPI requested but not found])
1262 fi
1263 if test "x$with_sha1" = xCryptoAPI; then
1264         AC_DEFINE([HAVE_SHA1_IN_CRYPTOAPI], [1],
1265                 [Use CryptoAPI SHA1 functions])
1266         SHA1_LIBS=""
1267 fi
1268 AC_CHECK_LIB([md], [SHA1Init], [HAVE_LIBMD=yes])
1269 if test "x$with_sha1" = x && test "x$HAVE_LIBMD" = xyes; then
1270         with_sha1=libmd
1271 fi
1272 if test "x$with_sha1" = xlibmd && test "x$HAVE_LIBMD" != xyes; then
1273         AC_MSG_ERROR([libmd requested but not found])
1274 fi
1275 if test "x$with_sha1" = xlibmd; then
1276         AC_DEFINE([HAVE_SHA1_IN_LIBMD], [1],
1277                   [Use libmd SHA1 functions])
1278         SHA1_LIBS=-lmd
1279 fi
1280 PKG_CHECK_MODULES([LIBSHA1], [libsha1], [HAVE_LIBSHA1=yes], [HAVE_LIBSHA1=no])
1281 if test "x$with_sha1" = x && test "x$HAVE_LIBSHA1" = xyes; then
1282    with_sha1=libsha1
1283 fi
1284 if test "x$with_sha1" = xlibsha1 && test "x$HAVE_LIBSHA1" != xyes; then
1285         AC_MSG_ERROR([libsha1 requested but not found])
1286 fi
1287 if test "x$with_sha1" = xlibsha1; then
1288         AC_DEFINE([HAVE_SHA1_IN_LIBSHA1], [1],
1289                   [Use libsha1 for SHA1])
1290         SHA1_LIBS=-lsha1
1291 fi
1292 AC_CHECK_LIB([nettle], [nettle_sha1_init], [HAVE_LIBNETTLE=yes])
1293 if test "x$with_sha1" = x && test "x$HAVE_LIBNETTLE" = xyes; then
1294         with_sha1=libnettle
1295 fi
1296 if test "x$with_sha1" = xlibnettle && test "x$HAVE_LIBNETTLE" != xyes; then
1297         AC_MSG_ERROR([libnettle requested but not found])
1298 fi
1299 if test "x$with_sha1" = xlibnettle; then
1300         AC_DEFINE([HAVE_SHA1_IN_LIBNETTLE], [1],
1301                   [Use libnettle SHA1 functions])
1302         SHA1_LIBS=-lnettle
1303 fi
1304 AC_CHECK_LIB([gcrypt], [gcry_md_open], [HAVE_LIBGCRYPT=yes])
1305 if test "x$with_sha1" = x && test "x$HAVE_LIBGCRYPT" = xyes; then
1306         with_sha1=libgcrypt
1307 fi
1308 if test "x$with_sha1" = xlibgcrypt && test "x$HAVE_LIBGCRYPT" != xyes; then
1309         AC_MSG_ERROR([libgcrypt requested but not found])
1310 fi
1311 if test "x$with_sha1" = xlibgcrypt; then
1312         AC_DEFINE([HAVE_SHA1_IN_LIBGCRYPT], [1],
1313                   [Use libgcrypt SHA1 functions])
1314         SHA1_LIBS=-lgcrypt
1315 fi
1316 # We don't need all of the OpenSSL libraries, just libcrypto
1317 AC_CHECK_LIB([crypto], [SHA1_Init], [HAVE_LIBCRYPTO=yes])
1318 PKG_CHECK_MODULES([OPENSSL], [openssl], [HAVE_OPENSSL_PKC=yes],
1319                   [HAVE_OPENSSL_PKC=no])
1320 if test "x$HAVE_LIBCRYPTO" = xyes || test "x$HAVE_OPENSSL_PKC" = xyes; then
1321         if test "x$with_sha1" = x; then
1322                 with_sha1=libcrypto
1323         fi
1324 else
1325         if test "x$with_sha1" = xlibcrypto; then
1326                 AC_MSG_ERROR([OpenSSL libcrypto requested but not found])
1327         fi
1328 fi
1329 if test "x$with_sha1" = xlibcrypto; then
1330         if test "x$HAVE_LIBCRYPTO" = xyes; then
1331                 SHA1_LIBS=-lcrypto
1332         else
1333                 SHA1_LIBS="$OPENSSL_LIBS"
1334                 SHA1_CFLAGS="$OPENSSL_CFLAGS"
1335         fi
1336 fi
1337 AC_MSG_CHECKING([for SHA1 implementation])
1338 AC_MSG_RESULT([$with_sha1])
1339 AC_SUBST(SHA1_LIBS)
1340 AC_SUBST(SHA1_CFLAGS)
1341
1342 # Enable a define for SHA1
1343 if test "x$with_sha1" != "x"; then
1344         DEFINES="$DEFINES -DHAVE_SHA1"
1345 fi
1346
1347 # Allow user to configure out the shader-cache feature
1348 AC_ARG_ENABLE([shader-cache],
1349     AS_HELP_STRING([--disable-shader-cache], [Disable binary shader cache]),
1350     [enable_shader_cache="$enableval"],
1351     [if test "x$with_sha1" != "x"; then
1352         enable_shader_cache=yes
1353      else
1354         enable_shader_cache=no
1355      fi])
1356 if test "x$with_sha1" = "x"; then
1357     if test "x$enable_shader_cache" = "xyes"; then
1358         AC_MSG_ERROR([Cannot enable shader cache (no SHA-1 implementation found)])
1359     fi
1360 fi
1361 AM_CONDITIONAL([ENABLE_SHADER_CACHE], [test x$enable_shader_cache = xyes])
1362 if test "x$enable_shader_cache" = "xyes"; then
1363    AC_DEFINE([ENABLE_SHADER_CACHE], [1], [Enable shader cache])
1364 fi
1365
1366 if test "x$enable_dri" = xyes; then
1367     if test "$enable_static" = yes; then
1368         AC_MSG_ERROR([Cannot use static libraries for DRI drivers])
1369     fi
1370
1371     # not a hard requirement as swrast does not depend on it
1372     if test "x$have_libdrm" = xyes; then
1373         DRI_PC_REQ_PRIV="libdrm >= $LIBDRM_REQUIRED"
1374     fi
1375 fi
1376
1377 AC_ARG_ENABLE([driglx-direct],
1378     [AS_HELP_STRING([--disable-driglx-direct],
1379         [disable direct rendering in GLX and EGL for DRI \
1380             @<:@default=auto@:>@])],
1381     [driglx_direct="$enableval"],
1382     [driglx_direct="yes"])
1383
1384 dnl
1385 dnl libGL configuration per driver
1386 dnl
1387 case "x$enable_glx" in
1388 xxlib | xgallium-xlib)
1389     # Xlib-based GLX
1390     dri_modules="x11 xext xcb"
1391     PKG_CHECK_MODULES([XLIBGL], [$dri_modules])
1392     GL_PC_REQ_PRIV="$GL_PC_REQ_PRIV $dri_modules"
1393     X11_INCLUDES="$X11_INCLUDES $XLIBGL_CFLAGS"
1394     GL_LIB_DEPS="$XLIBGL_LIBS"
1395     GL_LIB_DEPS="$GL_LIB_DEPS $SELINUX_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1396     GL_PC_LIB_PRIV="$GL_PC_LIB_PRIV $SELINUX_LIBS -lm $PTHREAD_LIBS"
1397     ;;
1398 xdri)
1399     # DRI-based GLX
1400     PKG_CHECK_MODULES([GLPROTO], [glproto >= $GLPROTO_REQUIRED])
1401
1402     # find the DRI deps for libGL
1403     dri_modules="x11 xext xdamage xfixes x11-xcb xcb xcb-glx >= $XCBGLX_REQUIRED"
1404
1405     if test x"$driglx_direct" = xyes; then
1406         if test x"$dri_platform" = xdrm ; then
1407             DEFINES="$DEFINES -DGLX_USE_DRM"
1408             require_libdrm "Direct rendering"
1409
1410             PKG_CHECK_MODULES([DRI2PROTO], [dri2proto >= $DRI2PROTO_REQUIRED])
1411             GL_PC_REQ_PRIV="$GL_PC_REQ_PRIV libdrm >= $LIBDRM_REQUIRED"
1412             if test x"$enable_dri3" = xyes; then
1413                PKG_CHECK_MODULES([DRI3PROTO], [dri3proto >= $DRI3PROTO_REQUIRED])
1414                PKG_CHECK_MODULES([PRESENTPROTO], [presentproto >= $PRESENTPROTO_REQUIRED])
1415             fi
1416
1417             if test x"$enable_dri" = xyes; then
1418                dri_modules="$dri_modules xcb-dri2 >= $XCBDRI2_REQUIRED"
1419             fi
1420
1421             if test x"$enable_dri3" = xyes; then
1422                PKG_CHECK_EXISTS([xcb >= $XCB_REQUIRED], [], AC_MSG_ERROR([DRI3 requires xcb >= $XCB_REQUIRED]))
1423                dri3_modules="xcb xcb-dri3 xcb-present xcb-sync xshmfence >= $XSHMFENCE_REQUIRED"
1424                PKG_CHECK_MODULES([XCB_DRI3], [$dri3_modules])
1425             fi
1426         fi
1427         if test x"$dri_platform" = xapple ; then
1428             DEFINES="$DEFINES -DGLX_USE_APPLEGL"
1429         fi
1430         if test x"$dri_platform" = xwindows ; then
1431             DEFINES="$DEFINES -DGLX_USE_WINDOWSGL"
1432         fi
1433     fi
1434
1435     # add xf86vidmode if available
1436     PKG_CHECK_MODULES([XF86VIDMODE], [xxf86vm], HAVE_XF86VIDMODE=yes, HAVE_XF86VIDMODE=no)
1437     if test "$HAVE_XF86VIDMODE" = yes ; then
1438         dri_modules="$dri_modules xxf86vm"
1439     fi
1440
1441     PKG_CHECK_MODULES([DRIGL], [$dri_modules])
1442     GL_PC_REQ_PRIV="$GL_PC_REQ_PRIV $dri_modules"
1443     X11_INCLUDES="$X11_INCLUDES $DRIGL_CFLAGS"
1444     GL_LIB_DEPS="$DRIGL_LIBS"
1445
1446     # need DRM libs, $PTHREAD_LIBS, etc.
1447     GL_LIB_DEPS="$GL_LIB_DEPS $LIBDRM_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1448     GL_PC_LIB_PRIV="-lm $PTHREAD_LIBS $DLOPEN_LIBS"
1449     ;;
1450 esac
1451
1452 # This is outside the case (above) so that it is invoked even for non-GLX
1453 # builds.
1454 AM_CONDITIONAL(HAVE_XF86VIDMODE, test "x$HAVE_XF86VIDMODE" = xyes)
1455
1456 GLESv1_CM_LIB_DEPS="$LIBDRM_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1457 GLESv1_CM_PC_LIB_PRIV="-lm $PTHREAD_LIBS $DLOPEN_LIBS"
1458 GLESv2_LIB_DEPS="$LIBDRM_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1459 GLESv2_PC_LIB_PRIV="-lm $PTHREAD_LIBS $DLOPEN_LIBS"
1460
1461 AC_SUBST([X11_INCLUDES])
1462 AC_SUBST([GL_LIB_DEPS])
1463 AC_SUBST([GL_PC_REQ_PRIV])
1464 AC_SUBST([GL_PC_LIB_PRIV])
1465 AC_SUBST([GL_PC_CFLAGS])
1466 AC_SUBST([DRI_PC_REQ_PRIV])
1467 AC_SUBST([GLESv1_CM_LIB_DEPS])
1468 AC_SUBST([GLESv1_CM_PC_LIB_PRIV])
1469 AC_SUBST([GLESv2_LIB_DEPS])
1470 AC_SUBST([GLESv2_PC_LIB_PRIV])
1471
1472 AC_SUBST([HAVE_XF86VIDMODE])
1473
1474 dnl
1475 dnl More GLX setup
1476 dnl
1477 case "x$enable_glx" in
1478 xxlib | xgallium-xlib)
1479     DEFINES="$DEFINES -DUSE_XSHM"
1480     ;;
1481 xdri)
1482     DEFINES="$DEFINES -DGLX_INDIRECT_RENDERING"
1483     if test "x$driglx_direct" = xyes; then
1484         DEFINES="$DEFINES -DGLX_DIRECT_RENDERING"
1485     fi
1486     ;;
1487 esac
1488
1489 dnl
1490 dnl TLS detection
1491 dnl
1492
1493 AC_ARG_ENABLE([glx-tls],
1494     [AS_HELP_STRING([--enable-glx-tls],
1495         [enable TLS support in GLX @<:@default=disabled@:>@])],
1496     [GLX_USE_TLS="$enableval"],
1497     [GLX_USE_TLS=no])
1498 AC_SUBST(GLX_TLS, ${GLX_USE_TLS})
1499
1500 AS_IF([test "x$GLX_USE_TLS" = xyes -a "x$ax_pthread_ok" = xyes],
1501       [DEFINES="${DEFINES} -DGLX_USE_TLS"])
1502
1503 dnl Read-only text section on x86 hardened platforms
1504 AC_ARG_ENABLE([glx-read-only-text],
1505     [AS_HELP_STRING([--enable-glx-read-only-text],
1506         [Disable writable .text section on x86 (decreases performance) @<:@default=disabled@:>@])],
1507     [enable_glx_read_only_text="$enableval"],
1508     [enable_glx_read_only_text=no])
1509 if test "x$enable_glx_read_only_text" = xyes; then
1510     DEFINES="$DEFINES -DGLX_X86_READONLY_TEXT"
1511 fi
1512
1513 dnl
1514 dnl More DRI setup
1515 dnl
1516 dnl Directory for DRI drivers
1517 AC_ARG_WITH([dri-driverdir],
1518     [AS_HELP_STRING([--with-dri-driverdir=DIR],
1519         [directory for the DRI drivers @<:@${libdir}/dri@:>@])],
1520     [DRI_DRIVER_INSTALL_DIR="$withval"],
1521     [DRI_DRIVER_INSTALL_DIR='${libdir}/dri'])
1522 AC_SUBST([DRI_DRIVER_INSTALL_DIR])
1523 dnl Extra search path for DRI drivers
1524 AC_ARG_WITH([dri-searchpath],
1525     [AS_HELP_STRING([--with-dri-searchpath=DIRS...],
1526         [semicolon delimited DRI driver search directories @<:@${libdir}/dri@:>@])],
1527     [DRI_DRIVER_SEARCH_DIR="$withval"],
1528     [DRI_DRIVER_SEARCH_DIR='${DRI_DRIVER_INSTALL_DIR}'])
1529 AC_SUBST([DRI_DRIVER_SEARCH_DIR])
1530 dnl Which drivers to build - default is chosen by platform
1531 AC_ARG_WITH([dri-drivers],
1532     [AS_HELP_STRING([--with-dri-drivers@<:@=DIRS...@:>@],
1533         [comma delimited classic DRI drivers list, e.g.
1534         "swrast,i965,radeon" @<:@default=auto@:>@])],
1535     [with_dri_drivers="$withval"],
1536     [with_dri_drivers=auto])
1537
1538 if test "x$with_dri_drivers" = xauto; then
1539     if test "x$enable_opengl" = xyes -a "x$enable_dri" = xyes; then
1540         with_dri_drivers="yes"
1541     else
1542         with_dri_drivers="no"
1543     fi
1544 fi
1545 if test "x$with_dri_drivers" = xno; then
1546     with_dri_drivers=''
1547 fi
1548
1549 dnl If $with_dri_drivers is yes, drivers will be added through
1550 dnl platform checks. Set DEFINES and LIB_DEPS
1551 if test "x$enable_dri" = xyes; then
1552     # Platform specific settings and drivers to build
1553     case "$host_os" in
1554     linux*)
1555         DEFINES="$DEFINES -DHAVE_ALIAS"
1556         if test "x$enable_dri3" = xyes; then
1557             DEFINES="$DEFINES -DHAVE_DRI3"
1558         fi
1559
1560         case "$host_cpu" in
1561         powerpc* | sparc*)
1562             # Build only the drivers for cards that exist on PowerPC/sparc
1563             if test "x$with_dri_drivers" = "xyes"; then
1564                 with_dri_drivers="r200 radeon swrast"
1565             fi
1566             ;;
1567         esac
1568         ;;
1569     *freebsd* | dragonfly* | *netbsd* | openbsd*)
1570         DEFINES="$DEFINES -DHAVE_ALIAS"
1571         ;;
1572     gnu*)
1573         DEFINES="$DEFINES -DHAVE_ALIAS"
1574         ;;
1575     cygwin*)
1576         if test "x$with_dri_drivers" = "xyes"; then
1577             with_dri_drivers="swrast"
1578         fi
1579         ;;
1580     darwin*)
1581         DEFINES="$DEFINES -DGLX_ALIAS_UNSUPPORTED -DBUILDING_MESA"
1582         if test "x$with_dri_drivers" = "xyes"; then
1583             with_dri_drivers="swrast"
1584         fi
1585         ;;
1586     esac
1587
1588     # default drivers
1589     if test "x$with_dri_drivers" = "xyes"; then
1590         with_dri_drivers="i915 i965 nouveau r200 radeon swrast"
1591     fi
1592
1593     # Check for expat
1594     PKG_CHECK_MODULES([EXPAT], [expat], [],
1595         # expat version 2.0 and earlier do not provide expat.pc
1596         [AC_CHECK_HEADER([expat.h],[],
1597                          [AC_MSG_ERROR([Expat headers required for DRI not found])])
1598          AC_CHECK_LIB([expat],[XML_ParserCreate],[],
1599                      [AC_MSG_ERROR([Expat library required for DRI not found])])
1600          EXPAT_LIBS="-lexpat"])
1601
1602     # put all the necessary libs together
1603     DRI_LIB_DEPS="$DRI_LIB_DEPS $SELINUX_LIBS $LIBDRM_LIBS $EXPAT_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1604 fi
1605
1606 AC_SUBST([DRI_LIB_DEPS])
1607
1608 DRI_DIRS=''
1609 dnl Duplicates in DRI_DIRS are removed by sorting it at the end of this block
1610 if test -n "$with_dri_drivers"; then
1611     if test "x$enable_opengl" != xyes; then
1612         AC_MSG_ERROR([--with-dri-drivers requires OpenGL])
1613     fi
1614
1615     dri_drivers=`IFS=', '; echo $with_dri_drivers`
1616     for driver in $dri_drivers; do
1617         DRI_DIRS="$DRI_DIRS $driver"
1618         case "x$driver" in
1619         xi915)
1620             HAVE_I915_DRI=yes;
1621             PKG_CHECK_MODULES([INTEL], [libdrm_intel >= $LIBDRM_INTEL_REQUIRED])
1622             ;;
1623         xi965)
1624             HAVE_I965_DRI=yes;
1625             PKG_CHECK_MODULES([INTEL], [libdrm_intel >= $LIBDRM_INTEL_REQUIRED])
1626             ;;
1627         xnouveau)
1628             HAVE_NOUVEAU_DRI=yes;
1629             PKG_CHECK_MODULES([NVVIEUX], [libdrm_nouveau >= $LIBDRM_NVVIEUX_REQUIRED])
1630             ;;
1631         xradeon)
1632             HAVE_RADEON_DRI=yes;
1633             PKG_CHECK_MODULES([RADEON], [libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
1634             ;;
1635         xr200)
1636             HAVE_R200_DRI=yes;
1637             PKG_CHECK_MODULES([RADEON], [libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
1638             ;;
1639         xswrast)
1640             HAVE_SWRAST_DRI=yes;
1641             ;;
1642         *)
1643             AC_MSG_ERROR([classic DRI driver '$driver' does not exist])
1644             ;;
1645         esac
1646     done
1647     DRI_DIRS=`echo $DRI_DIRS|tr " " "\n"|sort -u|tr "\n" " "`
1648 fi
1649
1650
1651 #
1652 # Vulkan driver configuration
1653 #
1654
1655 AC_ARG_WITH([vulkan-drivers],
1656     [AS_HELP_STRING([--with-vulkan-drivers@<:@=DIRS...@:>@],
1657         [comma delimited Vulkan drivers list, e.g.
1658         "intel"
1659         @<:@default=no@:>@])],
1660     [with_vulkan_drivers="$withval"],
1661     [with_vulkan_drivers="no"])
1662
1663 # Doing '--without-vulkan-drivers' will set this variable to 'no'.  Clear it
1664 # here so that the script doesn't choke on an unknown driver name later.
1665 case "x$with_vulkan_drivers" in
1666     xyes) with_vulkan_drivers="$VULKAN_DRIVERS_DEFAULT" ;;
1667     xno) with_vulkan_drivers='' ;;
1668 esac
1669
1670 AC_ARG_WITH([vulkan-icddir],
1671     [AS_HELP_STRING([--with-vulkan-icddir=DIR],
1672         [directory for the Vulkan driver icd files @<:@${datarootdir}/vulkan/icd.d@:>@])],
1673     [VULKAN_ICD_INSTALL_DIR="$withval"],
1674     [VULKAN_ICD_INSTALL_DIR='${datarootdir}/vulkan/icd.d'])
1675 AC_SUBST([VULKAN_ICD_INSTALL_DIR])
1676
1677 if test -n "$with_vulkan_drivers"; then
1678     VULKAN_DRIVERS=`IFS=', '; echo $with_vulkan_drivers`
1679     for driver in $VULKAN_DRIVERS; do
1680         case "x$driver" in
1681         xintel)
1682             if test "x$HAVE_I965_DRI" != xyes; then
1683                 AC_MSG_ERROR([Intel Vulkan driver requires the i965 dri driver])
1684             fi
1685             if test "x$with_sha1" == "x"; then
1686                 AC_MSG_ERROR([Intel Vulkan driver requires SHA1])
1687             fi
1688             HAVE_INTEL_VULKAN=yes;
1689
1690             ;;
1691         xradeon)
1692             PKG_CHECK_MODULES([AMDGPU], [libdrm_amdgpu >= $LIBDRM_AMDGPU_REQUIRED])
1693             HAVE_RADEON_VULKAN=yes;
1694             if test "x$with_sha1" == "x"; then
1695                 AC_MSG_ERROR([radv vulkan driver requires SHA1])
1696             fi
1697             ;;
1698         *)
1699             AC_MSG_ERROR([Vulkan driver '$driver' does not exist])
1700             ;;
1701         esac
1702     done
1703     VULKAN_DRIVERS=`echo $VULKAN_DRIVERS|tr " " "\n"|sort -u|tr "\n" " "`
1704 fi
1705
1706
1707 AM_CONDITIONAL(NEED_MEGADRIVER, test -n "$DRI_DIRS")
1708 AM_CONDITIONAL(NEED_LIBMESA, test "x$enable_glx" = xxlib -o \
1709                                   "x$enable_osmesa" = xyes -o \
1710                                   -n "$DRI_DIRS")
1711
1712 dnl
1713 dnl OSMesa configuration
1714 dnl
1715
1716 dnl Configure the channel bits for OSMesa (libOSMesa, libOSMesa16, ...)
1717 AC_ARG_WITH([osmesa-bits],
1718     [AS_HELP_STRING([--with-osmesa-bits=BITS],
1719         [OSMesa channel bits and library name: 8, 16, 32 @<:@default=8@:>@])],
1720     [osmesa_bits="$withval"],
1721     [osmesa_bits=8])
1722 if test "x$osmesa_bits" != x8; then
1723     if test "x$enable_dri" = xyes -o "x$enable_glx" != xno; then
1724         AC_MSG_WARN([Ignoring OSMesa channel bits because of non-OSMesa driver])
1725         osmesa_bits=8
1726     fi
1727 fi
1728 case "x$osmesa_bits" in
1729 x8)
1730     OSMESA_LIB="${OSMESA_LIB}"
1731     ;;
1732 x16|x32)
1733     OSMESA_LIB="${OSMESA_LIB}$osmesa_bits"
1734     DEFINES="$DEFINES -DCHAN_BITS=$osmesa_bits -DDEFAULT_SOFTWARE_DEPTH_BITS=31"
1735     ;;
1736 *)
1737     AC_MSG_ERROR([OSMesa bits '$osmesa_bits' is not a valid option])
1738     ;;
1739 esac
1740
1741 if test "x$enable_osmesa" = xyes -o "x$enable_gallium_osmesa" = xyes; then
1742     # only link libraries with osmesa if shared
1743     if test "$enable_static" = no; then
1744         OSMESA_LIB_DEPS="-lm $PTHREAD_LIBS $SELINUX_LIBS $DLOPEN_LIBS"
1745     else
1746         OSMESA_LIB_DEPS=""
1747     fi
1748     OSMESA_PC_LIB_PRIV="-lm $PTHREAD_LIBS $SELINUX_LIBS $DLOPEN_LIBS"
1749 fi
1750
1751 AC_SUBST([OSMESA_LIB_DEPS])
1752 AC_SUBST([OSMESA_PC_REQ])
1753 AC_SUBST([OSMESA_PC_LIB_PRIV])
1754
1755 dnl
1756 dnl gbm configuration
1757 dnl
1758 if test "x$enable_gbm" = xyes; then
1759     if test "x$enable_dri" = xyes; then
1760         if test "x$enable_shared_glapi" = xno; then
1761             AC_MSG_ERROR([gbm_dri requires --enable-shared-glapi])
1762         fi
1763     else
1764         # Strictly speaking libgbm does not require --enable-dri, although
1765         # both of its backends do. Thus one can build libgbm without any
1766         # backends if --disable-dri is set.
1767         # To avoid unnecessary complexity of checking if at least one backend
1768         # is available when building, just mandate --enable-dri.
1769         AC_MSG_ERROR([gbm requires --enable-dri])
1770     fi
1771 fi
1772 AM_CONDITIONAL(HAVE_GBM, test "x$enable_gbm" = xyes)
1773 # FINISHME: GBM has a number of dependencies which we should add below
1774 GBM_PC_REQ_PRIV=""
1775 GBM_PC_LIB_PRIV="$DLOPEN_LIBS"
1776 AC_SUBST([GBM_PC_REQ_PRIV])
1777 AC_SUBST([GBM_PC_LIB_PRIV])
1778
1779 dnl
1780 dnl EGL configuration
1781 dnl
1782 EGL_CLIENT_APIS=""
1783
1784 if test "x$enable_egl" = xyes; then
1785     EGL_LIB_DEPS="$DLOPEN_LIBS $SELINUX_LIBS $PTHREAD_LIBS"
1786
1787     AC_CHECK_FUNC(mincore, [DEFINES="$DEFINES -DHAVE_MINCORE"])
1788
1789     if test "$enable_static" != yes; then
1790         if test "x$enable_dri" = xyes; then
1791             HAVE_EGL_DRIVER_DRI2=1
1792             if test "x$enable_shared_glapi" = xno; then
1793                 AC_MSG_ERROR([egl_dri2 requires --enable-shared-glapi])
1794             fi
1795             if test "x$enable_dri3" = xyes; then
1796                 HAVE_EGL_DRIVER_DRI3=1
1797                 if test "x$enable_shared_glapi" = xno; then
1798                     AC_MSG_ERROR([egl_dri3 requires --enable-shared-glapi])
1799                 fi
1800             fi
1801         else
1802             # Avoid building an "empty" libEGL. Drop/update this
1803             # when other backends (haiku?) come along.
1804             AC_MSG_ERROR([egl requires --enable-dri])
1805         fi
1806
1807     fi
1808 fi
1809 AM_CONDITIONAL(HAVE_EGL, test "x$enable_egl" = xyes)
1810 AC_SUBST([EGL_LIB_DEPS])
1811
1812 gallium_st="mesa"
1813
1814 dnl
1815 dnl XA configuration
1816 dnl
1817 if test "x$enable_xa" = xyes; then
1818     if test "x$with_gallium_drivers" = xswrast; then
1819        AC_MSG_ERROR([
1820           Building xa requires at least one non swrast gallium driver.
1821           If you are looking to use libxatracker.so with the VMware driver,
1822           make sure to include svga in the gallium drivers list, apart from
1823           enabling XA.
1824           Example: ./configure --enable-xa --with-gallium-drivers=svga...])
1825     fi
1826     gallium_st="$gallium_st xa"
1827 fi
1828 AM_CONDITIONAL(HAVE_ST_XA, test "x$enable_xa" = xyes)
1829
1830 dnl
1831 dnl Gallium G3DVL configuration
1832 dnl
1833 if test -n "$with_gallium_drivers" -a "x$with_gallium_drivers" != xswrast; then
1834     if test "x$enable_xvmc" = xauto; then
1835         PKG_CHECK_EXISTS([xvmc >= $XVMC_REQUIRED], [enable_xvmc=yes], [enable_xvmc=no])
1836     fi
1837
1838     if test "x$enable_vdpau" = xauto; then
1839         PKG_CHECK_EXISTS([vdpau >= $VDPAU_REQUIRED], [enable_vdpau=yes], [enable_vdpau=no])
1840     fi
1841
1842     if test "x$enable_omx" = xauto; then
1843         PKG_CHECK_EXISTS([libomxil-bellagio >= $LIBOMXIL_BELLAGIO_REQUIRED], [enable_omx=yes], [enable_omx=no])
1844     fi
1845
1846     if test "x$enable_va" = xauto; then
1847         PKG_CHECK_EXISTS([libva >= $LIBVA_REQUIRED], [enable_va=yes], [enable_va=no])
1848     fi
1849 fi
1850
1851 if test "x$enable_dri" = xyes -o \
1852         "x$enable_xvmc" = xyes -o \
1853         "x$enable_vdpau" = xyes -o \
1854         "x$enable_omx" = xyes -o \
1855         "x$enable_va" = xyes; then
1856     need_gallium_vl=yes
1857 fi
1858 AM_CONDITIONAL(NEED_GALLIUM_VL, test "x$need_gallium_vl" = xyes)
1859
1860 if test "x$enable_xvmc" = xyes -o \
1861         "x$enable_vdpau" = xyes -o \
1862         "x$enable_omx" = xyes -o \
1863         "x$enable_va" = xyes; then
1864     if test x"$enable_dri3" = xyes; then
1865         PKG_CHECK_MODULES([VL], [xcb-dri3 xcb-present xcb-sync xshmfence >= $XSHMFENCE_REQUIRED
1866                                  x11-xcb xcb xcb-dri2 >= $XCBDRI2_REQUIRED])
1867     else
1868         PKG_CHECK_MODULES([VL], [x11-xcb xcb xcb-dri2 >= $XCBDRI2_REQUIRED])
1869     fi
1870     need_gallium_vl_winsys=yes
1871 fi
1872 AM_CONDITIONAL(NEED_GALLIUM_VL_WINSYS, test "x$need_gallium_vl_winsys" = xyes)
1873
1874 if test "x$enable_xvmc" = xyes; then
1875     PKG_CHECK_MODULES([XVMC], [xvmc >= $XVMC_REQUIRED])
1876     gallium_st="$gallium_st xvmc"
1877 fi
1878 AM_CONDITIONAL(HAVE_ST_XVMC, test "x$enable_xvmc" = xyes)
1879
1880 if test "x$enable_vdpau" = xyes; then
1881     PKG_CHECK_MODULES([VDPAU], [vdpau >= $VDPAU_REQUIRED])
1882     gallium_st="$gallium_st vdpau"
1883     DEFINES="$DEFINES -DHAVE_ST_VDPAU"
1884 fi
1885 AM_CONDITIONAL(HAVE_ST_VDPAU, test "x$enable_vdpau" = xyes)
1886
1887 if test "x$enable_omx" = xyes; then
1888     PKG_CHECK_MODULES([OMX], [libomxil-bellagio >= $LIBOMXIL_BELLAGIO_REQUIRED])
1889     gallium_st="$gallium_st omx"
1890 fi
1891 AM_CONDITIONAL(HAVE_ST_OMX, test "x$enable_omx" = xyes)
1892
1893 if test "x$enable_va" = xyes; then
1894     PKG_CHECK_MODULES([VA], [libva >= $LIBVA_REQUIRED])
1895     gallium_st="$gallium_st va"
1896 fi
1897 AM_CONDITIONAL(HAVE_ST_VA, test "x$enable_va" = xyes)
1898
1899 dnl
1900 dnl Nine Direct3D9 configuration
1901 dnl
1902 if test "x$enable_nine" = xyes; then
1903     if ! echo "$with_gallium_drivers" | grep -q 'swrast'; then
1904         AC_MSG_ERROR([nine requires the gallium swrast driver])
1905     fi
1906     if test "x$with_gallium_drivers" = xswrast; then
1907         AC_MSG_ERROR([nine requires at least one non-swrast gallium driver])
1908     fi
1909     if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 6; then
1910         AC_MSG_ERROR([gcc >= 4.6 is required to build nine])
1911     fi
1912
1913     if test "x$enable_dri3" = xno; then
1914         AC_MSG_WARN([using nine together with wine requires DRI3 enabled system])
1915     fi
1916
1917     gallium_st="$gallium_st nine"
1918 fi
1919 AM_CONDITIONAL(HAVE_ST_NINE, test "x$enable_nine" = xyes)
1920
1921 dnl
1922 dnl OpenCL configuration
1923 dnl
1924
1925 AC_ARG_WITH([clang-libdir],
1926    [AS_HELP_STRING([--with-clang-libdir],
1927          [Path to Clang libraries @<:@default=llvm-config --libdir@:>@])],
1928    [CLANG_LIBDIR="$withval"],
1929    [CLANG_LIBDIR=''])
1930
1931 PKG_CHECK_EXISTS([libclc], [have_libclc=yes], [have_libclc=no])
1932 PKG_CHECK_MODULES([LIBELF], [libelf], [have_libelf=yes], [have_libelf=no])
1933
1934 if test "x$have_libelf" = xno; then
1935    LIBELF_LIBS=''
1936    LIBELF_CFLAGS=''
1937    AC_CHECK_LIB([elf], [elf_memory], [have_libelf=yes;LIBELF_LIBS=-lelf], [have_libelf=no])
1938    AC_SUBST([LIBELF_LIBS])
1939    AC_SUBST([LIBELF_CFLAGS])
1940 fi
1941
1942 if test "x$enable_opencl" = xyes; then
1943     if test -z "$with_gallium_drivers"; then
1944         AC_MSG_ERROR([cannot enable OpenCL without Gallium])
1945     fi
1946
1947     if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 7; then
1948         AC_MSG_ERROR([gcc >= 4.7 is required to build clover])
1949     fi
1950
1951     if test "x$have_libclc" = xno; then
1952         AC_MSG_ERROR([pkg-config cannot find libclc.pc which is required to build clover.
1953                     Make sure the directory containing libclc.pc is specified in your
1954                     PKG_CONFIG_PATH environment variable.
1955                     By default libclc.pc is installed to /usr/local/share/pkgconfig/])
1956     else
1957         LIBCLC_INCLUDEDIR=`$PKG_CONFIG --variable=includedir libclc`
1958         LIBCLC_LIBEXECDIR=`$PKG_CONFIG --variable=libexecdir libclc`
1959         AC_SUBST([LIBCLC_INCLUDEDIR])
1960         AC_SUBST([LIBCLC_LIBEXECDIR])
1961     fi
1962
1963     gallium_st="$gallium_st clover"
1964
1965     if test "x$enable_opencl_icd" = xyes; then
1966         OPENCL_LIBNAME="MesaOpenCL"
1967     else
1968         OPENCL_LIBNAME="OpenCL"
1969     fi
1970
1971     if test "x$have_libelf" != xyes; then
1972        AC_MSG_ERROR([Clover requires libelf])
1973     fi
1974 fi
1975 AM_CONDITIONAL(HAVE_CLOVER, test "x$enable_opencl" = xyes)
1976 AM_CONDITIONAL(HAVE_CLOVER_ICD, test "x$enable_opencl_icd" = xyes)
1977 AC_SUBST([OPENCL_LIBNAME])
1978
1979 dnl
1980 dnl Gallium configuration
1981 dnl
1982 AM_CONDITIONAL(HAVE_GALLIUM, test -n "$with_gallium_drivers")
1983
1984 AC_SUBST([LLVM_BINDIR])
1985 AC_SUBST([LLVM_CFLAGS])
1986 AC_SUBST([LLVM_CPPFLAGS])
1987 AC_SUBST([LLVM_CXXFLAGS])
1988 AC_SUBST([LLVM_LIBDIR])
1989 AC_SUBST([LLVM_LIBS])
1990 AC_SUBST([LLVM_LDFLAGS])
1991 AC_SUBST([LLVM_INCLUDEDIR])
1992 AC_SUBST([LLVM_VERSION])
1993 AC_SUBST([CLANG_RESOURCE_DIR])
1994
1995 case "x$enable_opengl$enable_gles1$enable_gles2" in
1996 x*yes*)
1997     EGL_CLIENT_APIS="$EGL_CLIENT_APIS "'$(GL_LIB)'
1998     ;;
1999 esac
2000
2001 AC_SUBST([VG_LIB_DEPS])
2002 AC_SUBST([EGL_CLIENT_APIS])
2003
2004 dnl
2005 dnl EGL Platforms configuration
2006 dnl
2007 AC_ARG_WITH([egl-platforms],
2008     [AS_HELP_STRING([--with-egl-platforms@<:@=DIRS...@:>@],
2009         [comma delimited native platforms libEGL supports, e.g.
2010         "x11,drm" @<:@default=auto@:>@])],
2011     [with_egl_platforms="$withval"],
2012     [if test "x$enable_egl" = xyes; then
2013         if test "x$enable_gbm" = xyes; then
2014            with_egl_platforms="x11,drm"
2015         else
2016            with_egl_platforms="x11"
2017         fi
2018     else
2019         with_egl_platforms=""
2020     fi])
2021
2022 if test "x$with_egl_platforms" != "x" -a "x$enable_egl" != xyes; then
2023     AC_MSG_ERROR([cannot build egl state tracker without EGL library])
2024 fi
2025
2026 PKG_CHECK_MODULES([WAYLAND_SCANNER], [wayland-scanner],
2027         WAYLAND_SCANNER=`$PKG_CONFIG --variable=wayland_scanner wayland-scanner`,
2028         WAYLAND_SCANNER='')
2029 if test "x$WAYLAND_SCANNER" = x; then
2030     AC_PATH_PROG([WAYLAND_SCANNER], [wayland-scanner])
2031 fi
2032
2033 # Do per-EGL platform setups and checks
2034 egl_platforms=`IFS=', '; echo $with_egl_platforms`
2035 for plat in $egl_platforms; do
2036         case "$plat" in
2037         wayland)
2038
2039                 PKG_CHECK_MODULES([WAYLAND], [wayland-client >= $WAYLAND_REQUIRED wayland-server >= $WAYLAND_REQUIRED])
2040
2041                 if test "x$WAYLAND_SCANNER" = x; then
2042                         AC_MSG_ERROR([wayland-scanner is needed to compile the wayland egl platform])
2043                 fi
2044                 ;;
2045
2046         x11)
2047                 PKG_CHECK_MODULES([XCB_DRI2], [x11-xcb xcb xcb-dri2 >= $XCBDRI2_REQUIRED xcb-xfixes])
2048                 ;;
2049
2050         drm)
2051                 test "x$enable_gbm" = "xno" &&
2052                         AC_MSG_ERROR([EGL platform drm needs gbm])
2053                 ;;
2054
2055         surfaceless)
2056                 ;;
2057
2058         android)
2059                 ;;
2060
2061         *)
2062                 AC_MSG_ERROR([EGL platform '$plat' does not exist])
2063                 ;;
2064         esac
2065
2066         case "$plat" in
2067         wayland|drm|surfaceless)
2068                 require_libdrm "Platform $plat"
2069                 ;;
2070         esac
2071 done
2072
2073 # libEGL wants to default to the first platform specified in
2074 # ./configure.  parse that here.
2075 if test "x$egl_platforms" != "x"; then
2076     FIRST_PLATFORM_CAPS=`echo $egl_platforms | sed 's| .*||' | tr '[[a-z]]' '[[A-Z]]'`
2077     EGL_NATIVE_PLATFORM="_EGL_PLATFORM_$FIRST_PLATFORM_CAPS"
2078 else
2079     EGL_NATIVE_PLATFORM="_EGL_INVALID_PLATFORM"
2080 fi
2081
2082 AM_CONDITIONAL(HAVE_PLATFORM_X11, echo "$egl_platforms" | grep -q 'x11')
2083 AM_CONDITIONAL(HAVE_PLATFORM_WAYLAND, echo "$egl_platforms" | grep -q 'wayland')
2084 AM_CONDITIONAL(HAVE_EGL_PLATFORM_DRM, echo "$egl_platforms" | grep -q 'drm')
2085 AM_CONDITIONAL(HAVE_EGL_PLATFORM_SURFACELESS, echo "$egl_platforms" | grep -q 'surfaceless')
2086 AM_CONDITIONAL(HAVE_EGL_PLATFORM_ANDROID, echo "$egl_platforms" | grep -q 'android')
2087
2088 AM_CONDITIONAL(HAVE_EGL_DRIVER_DRI2, test "x$HAVE_EGL_DRIVER_DRI2" != "x")
2089
2090 AC_SUBST([EGL_NATIVE_PLATFORM])
2091 AC_SUBST([EGL_CFLAGS])
2092
2093 # If we don't have the X11 platform, set this define so we don't try to include
2094 # the X11 headers.
2095 if ! echo "$egl_platforms" | grep -q 'x11'; then
2096     DEFINES="$DEFINES -DMESA_EGL_NO_X11_HEADERS"
2097     GL_PC_CFLAGS="$GL_PC_CFLAGS -DMESA_EGL_NO_X11_HEADERS"
2098 fi
2099
2100 dnl
2101 dnl Gallium LLVM
2102 dnl
2103 AC_ARG_ENABLE([gallium-llvm],
2104     [AS_HELP_STRING([--enable-gallium-llvm],
2105         [build gallium LLVM support @<:@default=enabled on x86/x86_64@:>@])],
2106     [enable_gallium_llvm="$enableval"],
2107     [enable_gallium_llvm=auto])
2108
2109 AC_ARG_ENABLE([llvm-shared-libs],
2110     [AS_HELP_STRING([--enable-llvm-shared-libs],
2111         [link with LLVM shared libraries @<:@default=enabled@:>@])],
2112     [enable_llvm_shared_libs="$enableval"],
2113     [enable_llvm_shared_libs=yes])
2114
2115 AC_ARG_WITH([llvm-prefix],
2116     [AS_HELP_STRING([--with-llvm-prefix],
2117         [Prefix for LLVM installations in non-standard locations])],
2118     [llvm_prefix="$withval"],
2119     [llvm_prefix=''])
2120
2121
2122 # Call this inside ` ` to get the return value.
2123 # $1 is the llvm-config command with arguments.
2124 strip_unwanted_llvm_flags() {
2125     # Use \> (marks the end of the word)
2126     echo `$1` | sed \
2127         -e 's/-march=\S*//g' \
2128         -e 's/-mtune=\S*//g' \
2129         -e 's/-mcpu=\S*//g' \
2130         -e 's/-DNDEBUG\>//g' \
2131         -e 's/-D_GNU_SOURCE\>//g' \
2132         -e 's/-pedantic\>//g' \
2133         -e 's/-Wcovered-switch-default\>//g' \
2134         -e 's/-O.\>//g' \
2135         -e 's/-g\>//g' \
2136         -e 's/-Wall\>//g' \
2137         -e 's/-Wcast-qual\>//g' \
2138         -e 's/-Woverloaded-virtual\>//g' \
2139         -e 's/-fcolor-diagnostics\>//g' \
2140         -e 's/-fdata-sections\>//g' \
2141         -e 's/-ffunction-sections\>//g' \
2142         -e 's/-fno-exceptions\>//g' \
2143         -e 's/-fomit-frame-pointer\>//g' \
2144         -e 's/-fvisibility-inlines-hidden\>//g' \
2145         -e 's/-fPIC\>//g' \
2146         -e 's/-fstack-protector-strong\>//g'
2147 }
2148
2149 llvm_check_version_for() {
2150     if test "${LLVM_VERSION_INT}${LLVM_VERSION_PATCH}" -lt "${1}0${2}${3}"; then
2151         AC_MSG_ERROR([LLVM $1.$2.$3 or newer is required for $4])
2152     fi
2153 }
2154
2155
2156
2157 if test -z "$with_gallium_drivers"; then
2158     enable_gallium_llvm=no
2159 fi
2160 if test "x$enable_gallium_llvm" = xauto; then
2161     case "$host_cpu" in
2162     i*86|x86_64|amd64) enable_gallium_llvm=yes;;
2163     esac
2164 fi
2165 if test "x$enable_gallium_llvm" = xyes || test "x$HAVE_RADEON_VULKAN" = xyes; then
2166     if test -n "$llvm_prefix"; then
2167         AC_PATH_TOOL([LLVM_CONFIG], [llvm-config], [no], ["$llvm_prefix/bin"])
2168     else
2169         AC_PATH_TOOL([LLVM_CONFIG], [llvm-config], [no])
2170     fi
2171
2172     if test "x$LLVM_CONFIG" != xno; then
2173         LLVM_VERSION=`$LLVM_CONFIG --version | egrep -o '^[[0-9.]]+'`
2174         LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
2175         LLVM_BINDIR=`$LLVM_CONFIG --bindir`
2176         LLVM_CPPFLAGS=`strip_unwanted_llvm_flags "$LLVM_CONFIG --cppflags"`
2177         LLVM_CFLAGS=$LLVM_CPPFLAGS   # CPPFLAGS seem to be sufficient
2178         LLVM_CXXFLAGS=`strip_unwanted_llvm_flags "$LLVM_CONFIG --cxxflags"`
2179         LLVM_INCLUDEDIR=`$LLVM_CONFIG --includedir`
2180         LLVM_LIBDIR=`$LLVM_CONFIG --libdir`
2181
2182         AC_COMPUTE_INT([LLVM_VERSION_MAJOR], [LLVM_VERSION_MAJOR],
2183             [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
2184         AC_COMPUTE_INT([LLVM_VERSION_MINOR], [LLVM_VERSION_MINOR],
2185             [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
2186
2187         LLVM_VERSION_PATCH=`echo $LLVM_VERSION | cut -d. -f3 | egrep -o '^[[0-9]]+'`
2188         if test -z "$LLVM_VERSION_PATCH"; then
2189             LLVM_VERSION_PATCH=0
2190         fi
2191
2192         if test -n "${LLVM_VERSION_MAJOR}"; then
2193             LLVM_VERSION_INT="${LLVM_VERSION_MAJOR}0${LLVM_VERSION_MINOR}"
2194         else
2195             LLVM_VERSION_INT=`echo $LLVM_VERSION | sed -e 's/\([[0-9]]\)\.\([[0-9]]\)/\10\2/g'`
2196         fi
2197
2198         LLVM_REQUIRED_VERSION_MAJOR="3"
2199         LLVM_REQUIRED_VERSION_MINOR="3"
2200         if test "$LLVM_VERSION_INT" -lt "${LLVM_REQUIRED_VERSION_MAJOR}0${LLVM_REQUIRED_VERSION_MINOR}"; then
2201             AC_MSG_ERROR([LLVM $LLVM_REQUIRED_VERSION_MAJOR.$LLVM_REQUIRED_VERSION_MINOR or newer is required])
2202         fi
2203
2204         LLVM_COMPONENTS="engine bitwriter mcjit mcdisassembler"
2205
2206         if $LLVM_CONFIG --components | grep -q inteljitevents ; then
2207             LLVM_COMPONENTS="${LLVM_COMPONENTS} inteljitevents"
2208         fi
2209
2210         if test "x$enable_opencl" = xyes; then
2211             llvm_check_version_for "3" "6" "0" "opencl"
2212
2213             LLVM_COMPONENTS="${LLVM_COMPONENTS} all-targets ipo linker instrumentation"
2214             LLVM_COMPONENTS="${LLVM_COMPONENTS} irreader option objcarcopts profiledata"
2215         fi
2216         DEFINES="${DEFINES} -DHAVE_LLVM=0x0$LLVM_VERSION_INT -DMESA_LLVM_VERSION_PATCH=$LLVM_VERSION_PATCH"
2217         MESA_LLVM=1
2218
2219         dnl Check for Clang internal headers
2220         if test "x$enable_opencl" = xyes; then
2221             if test -z "$CLANG_LIBDIR"; then
2222                 CLANG_LIBDIR=${LLVM_LIBDIR}
2223             fi
2224             CLANG_RESOURCE_DIR=$CLANG_LIBDIR/clang/${LLVM_VERSION}
2225             AS_IF([test ! -f "$CLANG_RESOURCE_DIR/include/stddef.h"],
2226                 [AC_MSG_ERROR([Could not find clang internal header stddef.h in $CLANG_RESOURCE_DIR Use --with-clang-libdir to specify the correct path to the clang libraries.])])
2227         fi
2228     else
2229         MESA_LLVM=0
2230         LLVM_VERSION_INT=0
2231     fi
2232 else
2233     MESA_LLVM=0
2234     LLVM_VERSION_INT=0
2235
2236     if test "x$enable_opencl" = xyes; then
2237         AC_MSG_ERROR([cannot enable OpenCL without LLVM])
2238     fi
2239 fi
2240
2241 dnl Directory for XVMC libs
2242 AC_ARG_WITH([xvmc-libdir],
2243     [AS_HELP_STRING([--with-xvmc-libdir=DIR],
2244         [directory for the XVMC libraries @<:@default=${libdir}@:>@])],
2245     [XVMC_LIB_INSTALL_DIR="$withval"],
2246     [XVMC_LIB_INSTALL_DIR='${libdir}'])
2247 AC_SUBST([XVMC_LIB_INSTALL_DIR])
2248
2249 dnl
2250 dnl Gallium Tests
2251 dnl
2252 AM_CONDITIONAL(HAVE_GALLIUM_TESTS, test "x$enable_gallium_tests" = xyes)
2253
2254 dnl Directory for VDPAU libs
2255 AC_ARG_WITH([vdpau-libdir],
2256     [AS_HELP_STRING([--with-vdpau-libdir=DIR],
2257         [directory for the VDPAU libraries @<:@default=${libdir}/vdpau@:>@])],
2258     [VDPAU_LIB_INSTALL_DIR="$withval"],
2259     [VDPAU_LIB_INSTALL_DIR='${libdir}/vdpau'])
2260 AC_SUBST([VDPAU_LIB_INSTALL_DIR])
2261
2262 dnl Directory for OMX libs
2263
2264 AC_ARG_WITH([omx-libdir],
2265     [AS_HELP_STRING([--with-omx-libdir=DIR],
2266         [directory for the OMX libraries])],
2267     [OMX_LIB_INSTALL_DIR="$withval"],
2268     [OMX_LIB_INSTALL_DIR=`$PKG_CONFIG --define-variable=libdir=\$libdir --variable=pluginsdir libomxil-bellagio`])
2269 AC_SUBST([OMX_LIB_INSTALL_DIR])
2270
2271 dnl Directory for VA libs
2272
2273 AC_ARG_WITH([va-libdir],
2274     [AS_HELP_STRING([--with-va-libdir=DIR],
2275         [directory for the VA libraries @<:@${libdir}/dri@:>@])],
2276     [VA_LIB_INSTALL_DIR="$withval"],
2277     [VA_LIB_INSTALL_DIR="${libdir}/dri"])
2278 AC_SUBST([VA_LIB_INSTALL_DIR])
2279
2280 AC_ARG_WITH([d3d-libdir],
2281     [AS_HELP_STRING([--with-d3d-libdir=DIR],
2282         [directory for the D3D modules @<:@${libdir}/d3d@:>@])],
2283     [D3D_DRIVER_INSTALL_DIR="$withval"],
2284     [D3D_DRIVER_INSTALL_DIR="${libdir}/d3d"])
2285 AC_SUBST([D3D_DRIVER_INSTALL_DIR])
2286
2287 dnl
2288 dnl Gallium helper functions
2289 dnl
2290 gallium_require_llvm() {
2291     if test "x$MESA_LLVM" = x0; then
2292         case "$host" in *gnux32) return;; esac
2293         case "$host_cpu" in
2294         i*86|x86_64|amd64) AC_MSG_ERROR([LLVM is required to build $1 on x86 and x86_64]);;
2295         esac
2296     fi
2297 }
2298
2299 dnl
2300 dnl DRM is needed by X, Wayland, and offscreen rendering.
2301 dnl Surfaceless is an alternative for the last one.
2302 dnl
2303 require_basic_egl() {
2304     case "$with_egl_platforms" in
2305         *drm*|*surfaceless*)
2306             ;;
2307         *)
2308             AC_MSG_ERROR([$1 requires one of these:
2309                   1) --with-egl-platforms=drm (X, Wayland, offscreen rendering based on DRM)
2310                   2) --with-egl-platforms=surfaceless (offscreen only)
2311                   Recommended options: drm,x11])
2312             ;;
2313     esac
2314 }
2315
2316 radeon_llvm_check() {
2317     if test ${LLVM_VERSION_INT} -lt 307; then
2318         amdgpu_llvm_target_name='r600'
2319     else
2320         amdgpu_llvm_target_name='amdgpu'
2321     fi
2322     llvm_check_version_for $2 $3 $4 $1
2323     if test true && $LLVM_CONFIG --targets-built | grep -iqvw $amdgpu_llvm_target_name ; then
2324         AC_MSG_ERROR([LLVM $amdgpu_llvm_target_name not enabled in your LLVM build.])
2325     fi
2326     LLVM_COMPONENTS="${LLVM_COMPONENTS} $amdgpu_llvm_target_name bitreader ipo"
2327     NEED_RADEON_LLVM=yes
2328     if test "x$have_libelf" != xyes; then
2329        AC_MSG_ERROR([$1 requires libelf when using llvm])
2330     fi
2331 }
2332
2333 radeon_gallium_llvm_check() {
2334     if test "x$enable_gallium_llvm" != "xyes"; then
2335         AC_MSG_ERROR([--enable-gallium-llvm is required when building $1])
2336     fi
2337     radeon_llvm_check $*
2338 }
2339
2340 swr_llvm_check() {
2341     gallium_require_llvm $1
2342     if test ${LLVM_VERSION_INT} -lt 306; then
2343         AC_MSG_ERROR([LLVM version 3.6 or later required when building $1])
2344     fi
2345     if test "x$enable_gallium_llvm" != "xyes"; then
2346         AC_MSG_ERROR([--enable-gallium-llvm is required when building $1])
2347     fi
2348 }
2349
2350 swr_require_cxx_feature_flags() {
2351     feature_name="$1"
2352     preprocessor_test="$2"
2353     option_list="$3"
2354     output_var="$4"
2355
2356     AC_MSG_CHECKING([whether $CXX supports $feature_name])
2357     AC_LANG_PUSH([C++])
2358     save_CXXFLAGS="$CXXFLAGS"
2359     save_IFS="$IFS"
2360     IFS=","
2361     found=0
2362     for opts in $option_list
2363     do
2364         unset IFS
2365         CXXFLAGS="$opts $save_CXXFLAGS"
2366         AC_COMPILE_IFELSE(
2367             [AC_LANG_PROGRAM(
2368                 [   #if !($preprocessor_test)
2369                     #error
2370                     #endif
2371                 ])],
2372             [found=1; break],
2373             [])
2374         IFS=","
2375     done
2376     IFS="$save_IFS"
2377     CXXFLAGS="$save_CXXFLAGS"
2378     AC_LANG_POP([C++])
2379     if test $found -eq 1; then
2380         AC_MSG_RESULT([$opts])
2381         eval "$output_var=\$opts"
2382         return 0
2383     fi
2384     AC_MSG_RESULT([no])
2385     AC_MSG_ERROR([swr requires $feature_name support])
2386     return 1
2387 }
2388
2389 dnl Duplicates in GALLIUM_DRIVERS_DIRS are removed by sorting it after this block
2390 if test -n "$with_gallium_drivers"; then
2391     gallium_drivers=`IFS=', '; echo $with_gallium_drivers`
2392     for driver in $gallium_drivers; do
2393         case "x$driver" in
2394         xsvga)
2395             HAVE_GALLIUM_SVGA=yes
2396             require_libdrm "svga"
2397             ;;
2398         xi915)
2399             HAVE_GALLIUM_I915=yes
2400             PKG_CHECK_MODULES([INTEL], [libdrm_intel >= $LIBDRM_INTEL_REQUIRED])
2401             require_libdrm "Gallium i915"
2402             ;;
2403         xilo)
2404             HAVE_GALLIUM_ILO=yes
2405             PKG_CHECK_MODULES([INTEL], [libdrm_intel >= $LIBDRM_INTEL_REQUIRED])
2406             require_libdrm "Gallium i965/ilo"
2407             ;;
2408         xr300)
2409             HAVE_GALLIUM_R300=yes
2410             PKG_CHECK_MODULES([RADEON], [libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
2411             require_libdrm "Gallium R300"
2412             gallium_require_llvm "Gallium R300"
2413             ;;
2414         xr600)
2415             HAVE_GALLIUM_R600=yes
2416             PKG_CHECK_MODULES([RADEON], [libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
2417             require_libdrm "Gallium R600"
2418             if test "x$enable_opencl" = xyes; then
2419                 radeon_gallium_llvm_check "r600g" "3" "6" "0"
2420                 LLVM_COMPONENTS="${LLVM_COMPONENTS} bitreader asmparser"
2421             fi
2422             ;;
2423         xradeonsi)
2424             HAVE_GALLIUM_RADEONSI=yes
2425             PKG_CHECK_MODULES([RADEON], [libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
2426             PKG_CHECK_MODULES([AMDGPU], [libdrm_amdgpu >= $LIBDRM_AMDGPU_REQUIRED])
2427             require_libdrm "radeonsi"
2428             radeon_gallium_llvm_check "radeonsi" "3" "6" "0"
2429             require_basic_egl "radeonsi"
2430             ;;
2431         xnouveau)
2432             HAVE_GALLIUM_NOUVEAU=yes
2433             PKG_CHECK_MODULES([NOUVEAU], [libdrm_nouveau >= $LIBDRM_NOUVEAU_REQUIRED])
2434             require_libdrm "nouveau"
2435             ;;
2436         xfreedreno)
2437             HAVE_GALLIUM_FREEDRENO=yes
2438             PKG_CHECK_MODULES([FREEDRENO], [libdrm_freedreno >= $LIBDRM_FREEDRENO_REQUIRED])
2439             require_libdrm "freedreno"
2440             ;;
2441         xswrast)
2442             HAVE_GALLIUM_SOFTPIPE=yes
2443             if test "x$MESA_LLVM" = x1; then
2444                 HAVE_GALLIUM_LLVMPIPE=yes
2445             fi
2446             ;;
2447         xswr)
2448             swr_llvm_check "swr"
2449
2450             swr_require_cxx_feature_flags "C++11" "__cplusplus >= 201103L" \
2451                 ",-std=c++11" \
2452                 SWR_CXX11_CXXFLAGS
2453             AC_SUBST([SWR_CXX11_CXXFLAGS])
2454
2455             swr_require_cxx_feature_flags "AVX" "defined(__AVX__)" \
2456                 ",-mavx,-march=core-avx" \
2457                 SWR_AVX_CXXFLAGS
2458             AC_SUBST([SWR_AVX_CXXFLAGS])
2459
2460             swr_require_cxx_feature_flags "AVX2" "defined(__AVX2__)" \
2461                 ",-mavx2 -mfma -mbmi2 -mf16c,-march=core-avx2" \
2462                 SWR_AVX2_CXXFLAGS
2463             AC_SUBST([SWR_AVX2_CXXFLAGS])
2464
2465             HAVE_GALLIUM_SWR=yes
2466             ;;
2467         xvc4)
2468             HAVE_GALLIUM_VC4=yes
2469             PKG_CHECK_MODULES([VC4], [libdrm_vc4 >= $LIBDRM_VC4_REQUIRED])
2470             require_libdrm "vc4"
2471
2472             PKG_CHECK_MODULES([SIMPENROSE], [simpenrose],
2473                               [USE_VC4_SIMULATOR=yes;
2474                                DEFINES="$DEFINES -DUSE_VC4_SIMULATOR"],
2475                               [USE_VC4_SIMULATOR=no])
2476             ;;
2477         xvirgl)
2478             HAVE_GALLIUM_VIRGL=yes
2479             require_libdrm "virgl"
2480             require_basic_egl "virgl"
2481             ;;
2482         *)
2483             AC_MSG_ERROR([Unknown Gallium driver: $driver])
2484             ;;
2485         esac
2486     done
2487 fi
2488
2489 if test "x$HAVE_RADEON_VULKAN" = "xyes"; then
2490     radeon_llvm_check "radv" "3" "9" "0"
2491 fi
2492
2493 dnl Set LLVM_LIBS - This is done after the driver configuration so
2494 dnl that drivers can add additional components to LLVM_COMPONENTS.
2495 dnl Previously, gallium drivers were updating LLVM_LIBS directly
2496 dnl by calling llvm-config --libs ${DRIVER_LLVM_COMPONENTS}, but
2497 dnl this was causing the same libraries to be appear multiple times
2498 dnl in LLVM_LIBS.
2499
2500 if test "x$MESA_LLVM" != x0; then
2501
2502     if ! $LLVM_CONFIG --libs ${LLVM_COMPONENTS} >/dev/null; then
2503        AC_MSG_ERROR([Calling ${LLVM_CONFIG} failed])
2504     fi
2505     LLVM_LIBS="`$LLVM_CONFIG --libs ${LLVM_COMPONENTS}`"
2506
2507     dnl llvm-config may not give the right answer when llvm is a built as a
2508     dnl single shared library, so we must work the library name out for
2509     dnl ourselves.
2510     dnl (See https://llvm.org/bugs/show_bug.cgi?id=6823)
2511     if test "x$enable_llvm_shared_libs" = xyes; then
2512         dnl We can't use $LLVM_VERSION because it has 'svn' stripped out,
2513         LLVM_SO_NAME=LLVM-`$LLVM_CONFIG --version`
2514         AS_IF([test -f "$LLVM_LIBDIR/lib$LLVM_SO_NAME.$IMP_LIB_EXT"], [llvm_have_one_so=yes])
2515
2516         if test "x$llvm_have_one_so" = xyes; then
2517             dnl LLVM was built using auto*, so there is only one shared object.
2518             LLVM_LIBS="-l$LLVM_SO_NAME"
2519         else
2520             dnl If LLVM was built with CMake, there will be one shared object per
2521             dnl component.
2522             AS_IF([test ! -f "$LLVM_LIBDIR/libLLVMTarget.$IMP_LIB_EXT"],
2523                     [AC_MSG_ERROR([Could not find llvm shared libraries:
2524         Please make sure you have built llvm with the --enable-shared option
2525         and that your llvm libraries are installed in $LLVM_LIBDIR
2526         If you have installed your llvm libraries to a different directory you
2527         can use the --with-llvm-prefix= configure flag to specify this directory.
2528         NOTE: Mesa is attempting to use llvm shared libraries by default.
2529         If you do not want to build with llvm shared libraries and instead want to
2530         use llvm static libraries then add --disable-llvm-shared-libs to your configure
2531         invocation and rebuild.])])
2532
2533            dnl We don't need to update LLVM_LIBS in this case because the LLVM
2534            dnl install uses a shared object for each component and we have
2535            dnl already added all of these objects to LLVM_LIBS.
2536         fi
2537     else
2538         AC_MSG_WARN([Building mesa with statically linked LLVM may cause compilation issues])
2539         dnl We need to link to llvm system libs when using static libs
2540         dnl However, only llvm 3.5+ provides --system-libs
2541         if test $LLVM_VERSION_MAJOR -ge 4 -o $LLVM_VERSION_MAJOR -eq 3 -a $LLVM_VERSION_MINOR -ge 5; then
2542             LLVM_LIBS="$LLVM_LIBS `$LLVM_CONFIG --system-libs`"
2543         fi
2544     fi
2545 fi
2546
2547 AM_CONDITIONAL(HAVE_GALLIUM_SVGA, test "x$HAVE_GALLIUM_SVGA" = xyes)
2548 AM_CONDITIONAL(HAVE_GALLIUM_I915, test "x$HAVE_GALLIUM_I915" = xyes)
2549 AM_CONDITIONAL(HAVE_GALLIUM_ILO, test "x$HAVE_GALLIUM_ILO" = 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$HAVE_GALLIUM_FREEDRENO" = xyes)
2557 AM_CONDITIONAL(HAVE_GALLIUM_SOFTPIPE, test "x$HAVE_GALLIUM_SOFTPIPE" = xyes)
2558 AM_CONDITIONAL(HAVE_GALLIUM_LLVMPIPE, test "x$HAVE_GALLIUM_LLVMPIPE" = xyes)
2559 AM_CONDITIONAL(HAVE_GALLIUM_SWR, test "x$HAVE_GALLIUM_SWR" = xyes)
2560 AM_CONDITIONAL(HAVE_GALLIUM_SWRAST, test "x$HAVE_GALLIUM_SOFTPIPE" = xyes -o \
2561                                          "x$HAVE_GALLIUM_LLVMPIPE" = xyes -o \
2562                                          "x$HAVE_GALLIUM_SWR" = xyes)
2563 AM_CONDITIONAL(HAVE_GALLIUM_VC4, test "x$HAVE_GALLIUM_VC4" = xyes)
2564 AM_CONDITIONAL(HAVE_GALLIUM_VIRGL, test "x$HAVE_GALLIUM_VIRGL" = xyes)
2565
2566 AM_CONDITIONAL(HAVE_GALLIUM_STATIC_TARGETS, test "x$enable_shared_pipe_drivers" = xno)
2567
2568 if test "x$enable_dri" = xyes; then
2569     GALLIUM_PIPE_LOADER_DEFINES="$GALLIUM_PIPE_LOADER_DEFINES -DHAVE_PIPE_LOADER_DRI"
2570 fi
2571
2572 if test "x$have_drisw_kms" = xyes; then
2573     GALLIUM_PIPE_LOADER_DEFINES="$GALLIUM_PIPE_LOADER_DEFINES -DHAVE_PIPE_LOADER_KMS"
2574 fi
2575 AC_SUBST([GALLIUM_PIPE_LOADER_DEFINES])
2576
2577 AM_CONDITIONAL(HAVE_I915_DRI, test x$HAVE_I915_DRI = xyes)
2578 AM_CONDITIONAL(HAVE_I965_DRI, test x$HAVE_I965_DRI = xyes)
2579 AM_CONDITIONAL(HAVE_NOUVEAU_DRI, test x$HAVE_NOUVEAU_DRI = xyes)
2580 AM_CONDITIONAL(HAVE_R200_DRI, test x$HAVE_R200_DRI = xyes)
2581 AM_CONDITIONAL(HAVE_RADEON_DRI, test x$HAVE_RADEON_DRI = xyes)
2582 AM_CONDITIONAL(HAVE_SWRAST_DRI, test x$HAVE_SWRAST_DRI = xyes)
2583
2584 AM_CONDITIONAL(HAVE_RADEON_VULKAN, test "x$HAVE_RADEON_VULKAN" = xyes)
2585 AM_CONDITIONAL(HAVE_INTEL_VULKAN, test "x$HAVE_INTEL_VULKAN" = xyes)
2586
2587 AM_CONDITIONAL(HAVE_AMD_DRIVERS, test "x$HAVE_GALLIUM_R600" = xyes -o \
2588                                       "x$HAVE_GALLIUM_RADEONSI" = xyes -o \
2589                                       "x$HAVE_RADEON_VULKAN" = xyes)
2590
2591 AM_CONDITIONAL(HAVE_INTEL_DRIVERS, test "x$HAVE_INTEL_VULKAN" = xyes -o \
2592                                         "x$HAVE_I965_DRI" = xyes)
2593
2594 AM_CONDITIONAL(NEED_RADEON_DRM_WINSYS, test "x$HAVE_GALLIUM_R300" = xyes -o \
2595                                             "x$HAVE_GALLIUM_R600" = xyes -o \
2596                                             "x$HAVE_GALLIUM_RADEONSI" = xyes)
2597 AM_CONDITIONAL(NEED_WINSYS_XLIB, test "x$enable_glx" = xgallium-xlib)
2598 AM_CONDITIONAL(NEED_RADEON_LLVM, test x$NEED_RADEON_LLVM = xyes)
2599 AM_CONDITIONAL(HAVE_GALLIUM_COMPUTE, test x$enable_opencl = xyes)
2600 AM_CONDITIONAL(HAVE_MESA_LLVM, test x$MESA_LLVM = x1)
2601 AM_CONDITIONAL(USE_VC4_SIMULATOR, test x$USE_VC4_SIMULATOR = xyes)
2602 if test "x$USE_VC4_SIMULATOR" = xyes -a "x$HAVE_GALLIUM_ILO" = xyes; then
2603     AC_MSG_ERROR([VC4 simulator on x86 replaces i965 driver build, so ilo must be disabled.])
2604 fi
2605
2606 AM_CONDITIONAL(HAVE_LIBDRM, test "x$have_libdrm" = xyes)
2607 AM_CONDITIONAL(HAVE_OSMESA, test "x$enable_osmesa" = xyes)
2608 AM_CONDITIONAL(HAVE_GALLIUM_OSMESA, test "x$enable_gallium_osmesa" = xyes)
2609 AM_CONDITIONAL(HAVE_COMMON_OSMESA, test "x$enable_osmesa" = xyes -o \
2610                                         "x$enable_gallium_osmesa" = xyes)
2611
2612 AM_CONDITIONAL(HAVE_X86_ASM, test "x$asm_arch" = xx86 -o "x$asm_arch" = xx86_64)
2613 AM_CONDITIONAL(HAVE_X86_64_ASM, test "x$asm_arch" = xx86_64)
2614 AM_CONDITIONAL(HAVE_SPARC_ASM, test "x$asm_arch" = xsparc)
2615
2616 AC_SUBST([NINE_MAJOR], 1)
2617 AC_SUBST([NINE_MINOR], 0)
2618 AC_SUBST([NINE_TINY], 0)
2619 AC_SUBST([NINE_VERSION], "$NINE_MAJOR.$NINE_MINOR.$NINE_TINY")
2620
2621 AC_SUBST([VDPAU_MAJOR], 1)
2622 AC_SUBST([VDPAU_MINOR], 0)
2623
2624 VA_MAJOR=`$PKG_CONFIG --modversion libva | $SED -n 's/\([[^\.]]*\)\..*$/\1/p'`
2625 VA_MINOR=`$PKG_CONFIG --modversion libva | $SED -n 's/.*\.\(.*\)\..*$/\1/p'`
2626 AC_SUBST([VA_MAJOR], $VA_MAJOR)
2627 AC_SUBST([VA_MINOR], $VA_MINOR)
2628
2629 AM_CONDITIONAL(HAVE_VULKAN_COMMON, test "x$VULKAN_DRIVERS" != "x")
2630
2631 AC_SUBST([XVMC_MAJOR], 1)
2632 AC_SUBST([XVMC_MINOR], 0)
2633
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 //'`
2638
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")
2643
2644 AC_SUBST([TIMESTAMP_CMD], '`test $(SOURCE_DATE_EPOCH) && echo $(SOURCE_DATE_EPOCH) || date +%s`')
2645
2646 AC_ARG_ENABLE(valgrind,
2647               [AS_HELP_STRING([--enable-valgrind],
2648                              [Build mesa with valgrind support (default: auto)])],
2649                              [VALGRIND=$enableval], [VALGRIND=auto])
2650 if test "x$VALGRIND" != xno; then
2651         PKG_CHECK_MODULES(VALGRIND, [valgrind], [have_valgrind=yes], [have_valgrind=no])
2652 fi
2653 AC_MSG_CHECKING([whether to enable Valgrind support])
2654 if test "x$VALGRIND" = xauto; then
2655         VALGRIND="$have_valgrind"
2656 fi
2657
2658 if test "x$VALGRIND" = "xyes"; then
2659         if ! test "x$have_valgrind" = xyes; then
2660                 AC_MSG_ERROR([Valgrind support required but not present])
2661         fi
2662         AC_DEFINE([HAVE_VALGRIND], 1, [Use valgrind intrinsics to suppress false warnings])
2663 fi
2664
2665 AC_MSG_RESULT([$VALGRIND])
2666
2667 dnl Restore LDFLAGS and CPPFLAGS
2668 LDFLAGS="$_SAVE_LDFLAGS"
2669 CPPFLAGS="$_SAVE_CPPFLAGS"
2670
2671 dnl Suppress clang's warnings about unused CFLAGS and CXXFLAGS
2672 if test "x$acv_mesa_CLANG" = xyes; then
2673     CFLAGS="$CFLAGS -Qunused-arguments"
2674     CXXFLAGS="$CXXFLAGS -Qunused-arguments"
2675 fi
2676
2677 dnl Add user CFLAGS and CXXFLAGS
2678 CFLAGS="$CFLAGS $USER_CFLAGS"
2679 CXXFLAGS="$CXXFLAGS $USER_CXXFLAGS"
2680
2681 dnl Substitute the config
2682 AC_CONFIG_FILES([Makefile
2683                 src/Makefile
2684                 src/amd/Makefile
2685                 src/amd/common/Makefile
2686                 src/amd/vulkan/Makefile
2687                 src/compiler/Makefile
2688                 src/egl/Makefile
2689                 src/egl/main/egl.pc
2690                 src/egl/wayland/wayland-drm/Makefile
2691                 src/egl/wayland/wayland-egl/Makefile
2692                 src/egl/wayland/wayland-egl/wayland-egl.pc
2693                 src/gallium/Makefile
2694                 src/gallium/auxiliary/Makefile
2695                 src/gallium/auxiliary/pipe-loader/Makefile
2696                 src/gallium/drivers/freedreno/Makefile
2697                 src/gallium/drivers/ddebug/Makefile
2698                 src/gallium/drivers/i915/Makefile
2699                 src/gallium/drivers/ilo/Makefile
2700                 src/gallium/drivers/llvmpipe/Makefile
2701                 src/gallium/drivers/noop/Makefile
2702                 src/gallium/drivers/nouveau/Makefile
2703                 src/gallium/drivers/r300/Makefile
2704                 src/gallium/drivers/r600/Makefile
2705                 src/gallium/drivers/radeon/Makefile
2706                 src/gallium/drivers/radeonsi/Makefile
2707                 src/gallium/drivers/rbug/Makefile
2708                 src/gallium/drivers/softpipe/Makefile
2709                 src/gallium/drivers/svga/Makefile
2710                 src/gallium/drivers/swr/Makefile
2711                 src/gallium/drivers/trace/Makefile
2712                 src/gallium/drivers/vc4/Makefile
2713                 src/gallium/drivers/virgl/Makefile
2714                 src/gallium/state_trackers/clover/Makefile
2715                 src/gallium/state_trackers/dri/Makefile
2716                 src/gallium/state_trackers/glx/xlib/Makefile
2717                 src/gallium/state_trackers/nine/Makefile
2718                 src/gallium/state_trackers/omx/Makefile
2719                 src/gallium/state_trackers/osmesa/Makefile
2720                 src/gallium/state_trackers/va/Makefile
2721                 src/gallium/state_trackers/vdpau/Makefile
2722                 src/gallium/state_trackers/xa/Makefile
2723                 src/gallium/state_trackers/xvmc/Makefile
2724                 src/gallium/targets/d3dadapter9/Makefile
2725                 src/gallium/targets/d3dadapter9/d3d.pc
2726                 src/gallium/targets/dri/Makefile
2727                 src/gallium/targets/libgl-xlib/Makefile
2728                 src/gallium/targets/omx/Makefile
2729                 src/gallium/targets/opencl/Makefile
2730                 src/gallium/targets/opencl/mesa.icd
2731                 src/gallium/targets/osmesa/Makefile
2732                 src/gallium/targets/osmesa/osmesa.pc
2733                 src/gallium/targets/pipe-loader/Makefile
2734                 src/gallium/targets/va/Makefile
2735                 src/gallium/targets/vdpau/Makefile
2736                 src/gallium/targets/xa/Makefile
2737                 src/gallium/targets/xa/xatracker.pc
2738                 src/gallium/targets/xvmc/Makefile
2739                 src/gallium/tests/trivial/Makefile
2740                 src/gallium/tests/unit/Makefile
2741                 src/gallium/winsys/freedreno/drm/Makefile
2742                 src/gallium/winsys/i915/drm/Makefile
2743                 src/gallium/winsys/intel/drm/Makefile
2744                 src/gallium/winsys/nouveau/drm/Makefile
2745                 src/gallium/winsys/radeon/drm/Makefile
2746                 src/gallium/winsys/amdgpu/drm/Makefile
2747                 src/gallium/winsys/svga/drm/Makefile
2748                 src/gallium/winsys/sw/dri/Makefile
2749                 src/gallium/winsys/sw/kms-dri/Makefile
2750                 src/gallium/winsys/sw/null/Makefile
2751                 src/gallium/winsys/sw/wrapper/Makefile
2752                 src/gallium/winsys/sw/xlib/Makefile
2753                 src/gallium/winsys/vc4/drm/Makefile
2754                 src/gallium/winsys/virgl/drm/Makefile
2755                 src/gallium/winsys/virgl/vtest/Makefile
2756                 src/gbm/Makefile
2757                 src/gbm/main/gbm.pc
2758                 src/glx/Makefile
2759                 src/glx/apple/Makefile
2760                 src/glx/tests/Makefile
2761                 src/glx/windows/Makefile
2762                 src/glx/windows/windowsdriproto.pc
2763                 src/gtest/Makefile
2764                 src/intel/Makefile
2765                 src/intel/tools/Makefile
2766                 src/intel/vulkan/Makefile
2767                 src/loader/Makefile
2768                 src/mapi/Makefile
2769                 src/mapi/es1api/glesv1_cm.pc
2770                 src/mapi/es2api/glesv2.pc
2771                 src/mapi/glapi/gen/Makefile
2772                 src/mesa/Makefile
2773                 src/mesa/gl.pc
2774                 src/mesa/drivers/dri/dri.pc
2775                 src/mesa/drivers/dri/common/Makefile
2776                 src/mesa/drivers/dri/common/xmlpool/Makefile
2777                 src/mesa/drivers/dri/i915/Makefile
2778                 src/mesa/drivers/dri/i965/Makefile
2779                 src/mesa/drivers/dri/Makefile
2780                 src/mesa/drivers/dri/nouveau/Makefile
2781                 src/mesa/drivers/dri/r200/Makefile
2782                 src/mesa/drivers/dri/radeon/Makefile
2783                 src/mesa/drivers/dri/swrast/Makefile
2784                 src/mesa/drivers/osmesa/Makefile
2785                 src/mesa/drivers/osmesa/osmesa.pc
2786                 src/mesa/drivers/x11/Makefile
2787                 src/mesa/main/tests/Makefile
2788                 src/util/Makefile
2789                 src/util/tests/hash_table/Makefile
2790                 src/vulkan/wsi/Makefile])
2791
2792 AC_OUTPUT
2793
2794 # Fix up dependencies in *.Plo files, where we changed the extension of a
2795 # source file
2796 $SED -i -e 's/brw_blorp.cpp/brw_blorp.c/' src/mesa/drivers/dri/i965/.deps/brw_blorp.Plo
2797
2798
2799 dnl
2800 dnl Output some configuration info for the user
2801 dnl
2802 echo ""
2803 echo "        prefix:          $prefix"
2804 echo "        exec_prefix:     $exec_prefix"
2805 echo "        libdir:          $libdir"
2806 echo "        includedir:      $includedir"
2807
2808 dnl API info
2809 echo ""
2810 echo "        OpenGL:          $enable_opengl (ES1: $enable_gles1 ES2: $enable_gles2)"
2811
2812 dnl Driver info
2813 echo ""
2814 case "x$enable_osmesa$enable_gallium_osmesa" in
2815 xnoyes)
2816         echo "        OSMesa:          lib$OSMESA_LIB (Gallium)"
2817         ;;
2818 xyesno)
2819         echo "        OSMesa:          lib$OSMESA_LIB"
2820         ;;
2821 xnono)
2822         echo "        OSMesa:          no"
2823         ;;
2824 esac
2825
2826 echo ""
2827 if test "x$enable_dri" != xno; then
2828         echo "        DRI platform:    $dri_platform"
2829         if test -z "$DRI_DIRS"; then
2830             echo "        DRI drivers:     no"
2831         else
2832             echo "        DRI drivers:     $DRI_DIRS"
2833         fi
2834         echo "        DRI driver dir:  $DRI_DRIVER_INSTALL_DIR"
2835 fi
2836
2837 case "x$enable_glx" in
2838 xdri)
2839     echo "        GLX:             DRI-based"
2840     ;;
2841 xxlib)
2842     echo "        GLX:             Xlib-based"
2843     ;;
2844 xgallium-xlib)
2845     echo "        GLX:             Xlib-based (Gallium)"
2846     ;;
2847 *)
2848     echo "        GLX:             $enable_glx"
2849     ;;
2850 esac
2851
2852 dnl EGL
2853 echo ""
2854 echo "        EGL:             $enable_egl"
2855 if test "$enable_egl" = yes; then
2856     echo "        EGL platforms:   $egl_platforms"
2857
2858     egl_drivers=""
2859     if test "x$HAVE_EGL_DRIVER_DRI2" != "x"; then
2860         egl_drivers="$egl_drivers builtin:egl_dri2"
2861     fi
2862     if test "x$HAVE_EGL_DRIVER_DRI3" != "x"; then
2863         egl_drivers="$egl_drivers builtin:egl_dri3"
2864     fi
2865
2866     echo "        EGL drivers:    $egl_drivers"
2867 fi
2868 if test "x$enable_gbm" = xyes; then
2869     echo "        GBM:             yes"
2870 else
2871     echo "        GBM:             no"
2872 fi
2873
2874 # Vulkan
2875 echo ""
2876 if test "x$VULKAN_DRIVERS" != x; then
2877     echo "        Vulkan drivers:  $VULKAN_DRIVERS"
2878     echo "        Vulkan ICD dir:  $VULKAN_ICD_INSTALL_DIR"
2879 else
2880     echo "        Vulkan drivers:  no"
2881 fi
2882
2883 echo ""
2884 if test "x$MESA_LLVM" = x1; then
2885     echo "        llvm:            yes"
2886     echo "        llvm-config:     $LLVM_CONFIG"
2887     echo "        llvm-version:    $LLVM_VERSION"
2888 else
2889     echo "        llvm:            no"
2890 fi
2891
2892 echo ""
2893 if test -n "$with_gallium_drivers"; then
2894     echo "        Gallium drivers: $gallium_drivers"
2895     echo "        Gallium st:      $gallium_st"
2896 else
2897     echo "        Gallium:         no"
2898 fi
2899
2900 echo ""
2901 if test "x$enable_gallium_extra_hud" != xyes; then
2902     echo "        HUD extra stats: no"
2903 else
2904     echo "        HUD extra stats: yes"
2905 fi
2906
2907 if test "x$enable_lmsensors" != xyes; then
2908     echo "        HUD lmsensors:   no"
2909 else
2910     echo "        HUD lmsensors:   yes"
2911 fi
2912
2913 dnl Shader cache
2914 echo ""
2915 echo "        Shader cache:    $enable_shader_cache"
2916 if test "x$enable_shader_cache" = "xyes"; then
2917     echo "        With SHA1 from:  $with_sha1"
2918 fi
2919
2920 dnl Libraries
2921 echo ""
2922 echo "        Shared libs:     $enable_shared"
2923 echo "        Static libs:     $enable_static"
2924 echo "        Shared-glapi:    $enable_shared_glapi"
2925
2926 dnl Compiler options
2927 # cleanup the CFLAGS/CXXFLAGS/DEFINES vars
2928 cflags=`echo $CFLAGS | \
2929     $SED 's/^ *//;s/  */ /;s/ *$//'`
2930 cxxflags=`echo $CXXFLAGS | \
2931     $SED 's/^ *//;s/  */ /;s/ *$//'`
2932 defines=`echo $DEFINES | $SED 's/^ *//;s/  */ /;s/ *$//'`
2933 echo ""
2934 echo "        CFLAGS:          $cflags"
2935 echo "        CXXFLAGS:        $cxxflags"
2936 echo "        Macros:          $defines"
2937 echo ""
2938 if test "x$MESA_LLVM" = x1; then
2939     echo "        LLVM_CFLAGS:     $LLVM_CFLAGS"
2940     echo "        LLVM_CXXFLAGS:   $LLVM_CXXFLAGS"
2941     echo "        LLVM_CPPFLAGS:   $LLVM_CPPFLAGS"
2942     echo "        LLVM_LDFLAGS:    $LLVM_LDFLAGS"
2943     echo ""
2944 fi
2945 echo "        PYTHON2:         $PYTHON2"
2946
2947 echo ""
2948 echo "        Run '${MAKE-make}' to build Mesa"
2949 echo ""