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 "$host_os" in
  51 mingw*)
  52     AC_MSG_ERROR([MinGW build not supported through autoconf/automake, use SCons instead])
  53     ;;
  54 esac
  55
  56 # Support silent build rules, requires at least automake-1.11. Disable
  57 # by either passing --disable-silent-rules to configure or passing V=1
  58 # to make
  59 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])],
  60     [AC_SUBST([AM_DEFAULT_VERBOSITY], [1])])
  61
  62 m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
  63
  64 dnl Set internal versions
  65 OSMESA_VERSION=8
  66 AC_SUBST([OSMESA_VERSION])
  67 OPENCL_VERSION=1
  68 AC_SUBST([OPENCL_VERSION])
  69
  70 dnl Versions for external dependencies
  71 LIBDRM_REQUIRED=2.4.66
  72 LIBDRM_RADEON_REQUIRED=2.4.56
  73 LIBDRM_AMDGPU_REQUIRED=2.4.63
  74 LIBDRM_INTEL_REQUIRED=2.4.61
  75 LIBDRM_NVVIEUX_REQUIRED=2.4.66
  76 LIBDRM_NOUVEAU_REQUIRED=2.4.66
  77 LIBDRM_FREEDRENO_REQUIRED=2.4.67
  78 DRI2PROTO_REQUIRED=2.6
  79 DRI3PROTO_REQUIRED=1.0
  80 PRESENTPROTO_REQUIRED=1.0
  81 LIBUDEV_REQUIRED=151
  82 GLPROTO_REQUIRED=1.4.14
  83 LIBOMXIL_BELLAGIO_REQUIRED=0.0
  84 LIBVA_REQUIRED=0.38.0
  85 VDPAU_REQUIRED=1.1
  86 WAYLAND_REQUIRED=1.2.0
  87 XCB_REQUIRED=1.9.3
  88 XCBDRI2_REQUIRED=1.8
  89 XCBGLX_REQUIRED=1.8.1
  90 XSHMFENCE_REQUIRED=1.1
  91 XVMC_REQUIRED=1.0.6
  92 PYTHON_MAKO_REQUIRED=0.3.4
  93
  94 dnl Check for progs
  95 AC_PROG_CPP
  96 AC_PROG_CC
  97 AC_PROG_CXX
  98 AM_PROG_CC_C_O
  99 AM_PROG_AS
 100 AX_CHECK_GNU_MAKE
 101 AC_CHECK_PROGS([PYTHON2], [python2.7 python2 python])
 102 AC_PROG_SED
 103 AC_PROG_MKDIR_P
 104
 105 AC_SYS_LARGEFILE
 106
 107 LT_PREREQ([2.2])
 108 LT_INIT([disable-static])
 109
 110 AC_CHECK_PROG(RM, rm, [rm -f])
 111
 112 AX_PROG_BISON([],
 113               AS_IF([test ! -f "$srcdir/src/compiler/glsl/glcpp/glcpp-parse.c"],
 114                     [AC_MSG_ERROR([bison not found - unable to compile glcpp-parse.y])]))
 115 AX_PROG_FLEX([],
 116              AS_IF([test ! -f "$srcdir/src/compiler/glsl/glcpp/glcpp-lex.c"],
 117                    [AC_MSG_ERROR([flex not found - unable to compile glcpp-lex.l])]))
 118
 119 AC_CHECK_PROG(INDENT, indent, indent, cat)
 120 if test "x$INDENT" != "xcat"; then
 121     # Only GNU indent is supported
 122     INDENT_VERSION=`indent --version | grep GNU`
 123     if test $? -eq 0; then
 124        AC_SUBST(INDENT_FLAGS, '-i4 -nut -br -brs -npcs -ce -TGLubyte -TGLbyte -TBool')
 125     else
 126        INDENT="cat"
 127     fi
 128 fi
 129
 130 AX_CHECK_PYTHON_MAKO_MODULE($PYTHON_MAKO_REQUIRED)
 131
 132 if test -z "$PYTHON2"; then
 133     if test ! -f "$srcdir/src/util/format_srgb.c"; then
 134         AC_MSG_ERROR([Python not found - unable to generate sources])
 135     fi
 136 else
 137     if test "x$acv_mako_found" = xno; then
 138         if test ! -f "$srcdir/src/mesa/main/format_unpack.c"; then
 139             AC_MSG_ERROR([Python mako module v$PYTHON_MAKO_REQUIRED or higher not found])
 140         fi
 141     fi
 142 fi
 143
 144 AC_PROG_INSTALL
 145
 146 dnl We need a POSIX shell for parts of the build. Assume we have one
 147 dnl in most cases.
 148 case "$host_os" in
 149 solaris*)
 150     # Solaris /bin/sh is too old/non-POSIX compliant
 151     AC_PATH_PROGS(POSIX_SHELL, [ksh93 ksh sh])
 152     SHELL="$POSIX_SHELL"
 153     ;;
 154 esac
 155
 156 dnl clang is mostly GCC-compatible, but its version is much lower,
 157 dnl so we have to check for it.
 158 AC_MSG_CHECKING([if compiling with clang])
 159
 160 AC_COMPILE_IFELSE(
 161 [AC_LANG_PROGRAM([], [[
 162 #ifndef __clang__
 163        not clang
 164 #endif
 165 ]])],
 166 [acv_mesa_CLANG=yes], [acv_mesa_CLANG=no])
 167
 168 AC_MSG_RESULT([$acv_mesa_CLANG])
 169
 170 dnl If we're using GCC, make sure that it is at least version 4.2.0.  Older
 171 dnl versions are explictly not supported.
 172 GEN_ASM_OFFSETS=no
 173 USE_GNU99=no
 174 if test "x$GCC" = xyes -a "x$acv_mesa_CLANG" = xno; then
 175     AC_MSG_CHECKING([whether gcc version is sufficient])
 176     major=0
 177     minor=0
 178
 179     GCC_VERSION=`$CC -dumpversion`
 180     if test $? -eq 0; then
 181         GCC_VERSION_MAJOR=`echo $GCC_VERSION | cut -d. -f1`
 182         GCC_VERSION_MINOR=`echo $GCC_VERSION | cut -d. -f2`
 183     fi
 184
 185     if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 2 ; then
 186         AC_MSG_RESULT([no])
 187         AC_MSG_ERROR([If using GCC, version 4.2.0 or later is required.])
 188     else
 189         AC_MSG_RESULT([yes])
 190     fi
 191
 192     if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 6 ; then
 193         USE_GNU99=yes
 194     fi
 195     if test "x$cross_compiling" = xyes; then
 196         GEN_ASM_OFFSETS=yes
 197     fi
 198 fi
 199
 200 dnl We don't support building Mesa with Sun C compiler
 201 dnl https://bugs.freedesktop.org/show_bug.cgi?id=93189
 202 AC_CHECK_DECL([__SUNPRO_C], [SUNCC=yes], [SUNCC=no])
 203 if test "x$SUNCC" = xyes; then
 204     AC_MSG_ERROR([Building with Sun C compiler is not supported, use GCC instead.])
 205 fi
 206
 207 dnl Check for compiler builtins
 208 AX_GCC_BUILTIN([__builtin_bswap32])
 209 AX_GCC_BUILTIN([__builtin_bswap64])
 210 AX_GCC_BUILTIN([__builtin_clz])
 211 AX_GCC_BUILTIN([__builtin_clzll])
 212 AX_GCC_BUILTIN([__builtin_ctz])
 213 AX_GCC_BUILTIN([__builtin_expect])
 214 AX_GCC_BUILTIN([__builtin_ffs])
 215 AX_GCC_BUILTIN([__builtin_ffsll])
 216 AX_GCC_BUILTIN([__builtin_popcount])
 217 AX_GCC_BUILTIN([__builtin_popcountll])
 218 AX_GCC_BUILTIN([__builtin_unreachable])
 219
 220 AX_GCC_FUNC_ATTRIBUTE([const])
 221 AX_GCC_FUNC_ATTRIBUTE([flatten])
 222 AX_GCC_FUNC_ATTRIBUTE([format])
 223 AX_GCC_FUNC_ATTRIBUTE([malloc])
 224 AX_GCC_FUNC_ATTRIBUTE([packed])
 225 AX_GCC_FUNC_ATTRIBUTE([pure])
 226 AX_GCC_FUNC_ATTRIBUTE([returns_nonnull])
 227 AX_GCC_FUNC_ATTRIBUTE([unused])
 228 AX_GCC_FUNC_ATTRIBUTE([warn_unused_result])
 229 AX_GCC_FUNC_ATTRIBUTE([weak])
 230
 231 AM_CONDITIONAL([GEN_ASM_OFFSETS], test "x$GEN_ASM_OFFSETS" = xyes)
 232
 233 dnl Make sure the pkg-config macros are defined
 234 m4_ifndef([PKG_PROG_PKG_CONFIG],
 235     [m4_fatal([Could not locate the pkg-config autoconf macros.
 236   These are usually located in /usr/share/aclocal/pkg.m4. If your macros
 237   are in a different location, try setting the environment variable
 238   ACLOCAL="aclocal -I/other/macro/dir" before running autoreconf.])])
 239 PKG_PROG_PKG_CONFIG()
 240
 241 dnl LIB_DIR - library basename
 242 LIB_DIR=`echo $libdir | $SED 's%.*/%%'`
 243 AC_SUBST([LIB_DIR])
 244
 245 dnl Cache LDFLAGS and CPPFLAGS so we can add to them and restore later
 246 _SAVE_LDFLAGS="$LDFLAGS"
 247 _SAVE_CPPFLAGS="$CPPFLAGS"
 248
 249 dnl Compiler macros
 250 DEFINES="-D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS"
 251 AC_SUBST([DEFINES])
 252 android=no
 253 case "$host_os" in
 254 *-android)
 255     android=yes
 256     ;;
 257 linux*|*-gnu*|gnu*)
 258     DEFINES="$DEFINES -D_GNU_SOURCE"
 259     ;;
 260 solaris*)
 261     DEFINES="$DEFINES -DSVR4"
 262     ;;
 263 cygwin*)
 264     DEFINES="$DEFINES -D_XOPEN_SOURCE=700"
 265     ;;
 266 esac
 267
 268 AM_CONDITIONAL(HAVE_ANDROID, test "x$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     # Work around aliasing bugs - developers should comment this out
 305     CFLAGS="$CFLAGS -fno-strict-aliasing"
 306
 307     # We don't want floating-point math functions to set errno or trap
 308     CFLAGS="$CFLAGS -fno-math-errno -fno-trapping-math"
 309
 310     # gcc's builtin memcmp is slower than glibc's
 311     # http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43052
 312     CFLAGS="$CFLAGS -fno-builtin-memcmp"
 313
 314     # Flags to help ensure that certain portions of the code -- and only those
 315     # portions -- can be built with MSVC:
 316     # - src/util, src/gallium/auxiliary, rc/gallium/drivers/llvmpipe, and
 317     # - non-Linux/Posix OpenGL portions needs to build on MSVC 2013 (which
 318     #   supports most of C99)
 319     # - the rest has no compiler compiler restrictions
 320     MSVC2013_COMPAT_CFLAGS="-Werror=pointer-arith"
 321     MSVC2013_COMPAT_CXXFLAGS="-Werror=pointer-arith"
 322
 323     # Enable -Werror=vla if compiler supports it
 324     save_CFLAGS="$CFLAGS"
 325     AC_MSG_CHECKING([whether $CC supports -Werror=vla])
 326     CFLAGS="$CFLAGS -Werror=vla"
 327     AC_LINK_IFELSE([AC_LANG_PROGRAM()],
 328                    [MSVC2013_COMPAT_CFLAGS="$MSVC2013_COMPAT_CFLAGS -Werror=vla";
 329                     MSVC2013_COMPAT_CXXFLAGS="$MSVC2013_COMPAT_CXXFLAGS -Werror=vla";
 330                     AC_MSG_RESULT([yes])],
 331                     AC_MSG_RESULT([no]));
 332     CFLAGS="$save_CFLAGS"
 333 fi
 334 if test "x$GXX" = xyes; then
 335     CXXFLAGS="$CXXFLAGS -Wall"
 336
 337     # Enable -fvisibility=hidden if using a gcc that supports it
 338     save_CXXFLAGS="$CXXFLAGS"
 339     AC_MSG_CHECKING([whether $CXX supports -fvisibility=hidden])
 340     VISIBILITY_CXXFLAGS="-fvisibility=hidden"
 341     CXXFLAGS="$CXXFLAGS $VISIBILITY_CXXFLAGS"
 342     AC_LANG_PUSH([C++])
 343     AC_LINK_IFELSE([AC_LANG_PROGRAM()], AC_MSG_RESULT([yes]),
 344                    [VISIBILITY_CXXFLAGS="" ; AC_MSG_RESULT([no])]);
 345     AC_LANG_POP([C++])
 346
 347     # Restore CXXFLAGS; VISIBILITY_CXXFLAGS are added to it where needed.
 348     CXXFLAGS=$save_CXXFLAGS
 349
 350     # Work around aliasing bugs - developers should comment this out
 351     CXXFLAGS="$CXXFLAGS -fno-strict-aliasing"
 352
 353     # gcc's builtin memcmp is slower than glibc's
 354     # http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43052
 355     CXXFLAGS="$CXXFLAGS -fno-builtin-memcmp"
 356 fi
 357
 358 AC_SUBST([MSVC2013_COMPAT_CFLAGS])
 359 AC_SUBST([MSVC2013_COMPAT_CXXFLAGS])
 360
 361 dnl even if the compiler appears to support it, using visibility attributes isn't
 362 dnl going to do anything useful currently on cygwin apart from emit lots of warnings
 363 case "$host_os" in
 364 cygwin*)
 365     VISIBILITY_CFLAGS=""
 366     VISIBILITY_CXXFLAGS=""
 367     ;;
 368 esac
 369
 370 AC_SUBST([VISIBILITY_CFLAGS])
 371 AC_SUBST([VISIBILITY_CXXFLAGS])
 372
 373 dnl
 374 dnl Optional flags, check for compiler support
 375 dnl
 376 SSE41_CFLAGS="-msse4.1"
 377 dnl Code compiled by GCC with -msse* assumes a 16 byte aligned
 378 dnl stack, but on x86-32 such alignment is not guaranteed.
 379 case "$target_cpu" in
 380 i?86)
 381     SSE41_CFLAGS="$SSE41_CFLAGS -mstackrealign"
 382     ;;
 383 esac
 384 save_CFLAGS="$CFLAGS"
 385 CFLAGS="$SSE41_CFLAGS $CFLAGS"
 386 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
 387 #include <smmintrin.h>
 388 int param;
 389 int main () {
 390     __m128i a = _mm_set1_epi32 (param), b = _mm_set1_epi32 (param + 1), c;
 391     c = _mm_max_epu32(a, b);
 392     return _mm_cvtsi128_si32(c);
 393 }]])], SSE41_SUPPORTED=1)
 394 CFLAGS="$save_CFLAGS"
 395 if test "x$SSE41_SUPPORTED" = x1; then
 396     DEFINES="$DEFINES -DUSE_SSE41"
 397 fi
 398 AM_CONDITIONAL([SSE41_SUPPORTED], [test x$SSE41_SUPPORTED = x1])
 399 AC_SUBST([SSE41_CFLAGS], $SSE41_CFLAGS)
 400
 401 dnl Check for Endianness
 402 AC_C_BIGENDIAN(
 403    little_endian=no,
 404    little_endian=yes,
 405    little_endian=no,
 406    little_endian=no
 407 )
 408
 409 dnl Check for POWER8 Architecture
 410 PWR8_CFLAGS="-mpower8-vector"
 411 have_pwr8_intrinsics=no
 412 AC_MSG_CHECKING(whether gcc supports -mpower8-vector)
 413 save_CFLAGS=$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_CHECK_HEADER([xlocale.h], [DEFINES="$DEFINES -DHAVE_XLOCALE_H"])
 787 AC_CHECK_HEADER([sys/sysctl.h], [DEFINES="$DEFINES -DHAVE_SYS_SYSCTL_H"])
 788 AC_CHECK_FUNC([strtof], [DEFINES="$DEFINES -DHAVE_STRTOF"])
 789 AC_CHECK_FUNC([mkostemp], [DEFINES="$DEFINES -DHAVE_MKOSTEMP"])
 790
 791 dnl Check to see if dlopen is in default libraries (like Solaris, which
 792 dnl has it in libc), or if libdl is needed to get it.
 793 AC_CHECK_FUNC([dlopen], [DEFINES="$DEFINES -DHAVE_DLOPEN"],
 794     [AC_CHECK_LIB([dl], [dlopen],
 795        [DEFINES="$DEFINES -DHAVE_DLOPEN"; DLOPEN_LIBS="-ldl"])])
 796 AC_SUBST([DLOPEN_LIBS])
 797
 798 dnl Check if that library also has dladdr
 799 save_LIBS="$LIBS"
 800 LIBS="$LIBS $DLOPEN_LIBS"
 801 AC_CHECK_FUNCS([dladdr])
 802 LIBS="$save_LIBS"
 803
 804 case "$host_os" in
 805 darwin*)
 806     ;;
 807 *)
 808     AC_CHECK_FUNCS([clock_gettime], [CLOCK_LIB=],
 809                    [AC_CHECK_LIB([rt], [clock_gettime], [CLOCK_LIB=-lrt],
 810                                  [AC_MSG_ERROR([Could not find clock_gettime])])])
 811     AC_SUBST([CLOCK_LIB])
 812     ;;
 813 esac
 814
 815 dnl See if posix_memalign is available
 816 AC_CHECK_FUNC([posix_memalign], [DEFINES="$DEFINES -DHAVE_POSIX_MEMALIGN"])
 817
 818 dnl Check for pthreads
 819 AX_PTHREAD
 820 if test "x$ax_pthread_ok" = xno; then
 821     AC_MSG_ERROR([Building mesa on this platform requires pthreads])
 822 fi
 823 dnl AX_PTHREADS leaves PTHREAD_LIBS empty for gcc and sets PTHREAD_CFLAGS
 824 dnl to -pthread, which causes problems if we need -lpthread to appear in
 825 dnl pkgconfig files.
 826 test -z "$PTHREAD_LIBS" && PTHREAD_LIBS="-lpthread"
 827
 828 PKG_CHECK_MODULES(PTHREADSTUBS, pthread-stubs)
 829 AC_SUBST(PTHREADSTUBS_CFLAGS)
 830 AC_SUBST(PTHREADSTUBS_LIBS)
 831
 832 dnl SELinux awareness.
 833 AC_ARG_ENABLE([selinux],
 834     [AS_HELP_STRING([--enable-selinux],
 835         [Build SELinux-aware Mesa @<:@default=disabled@:>@])],
 836     [MESA_SELINUX="$enableval"],
 837     [MESA_SELINUX=no])
 838 if test "x$enable_selinux" = "xyes"; then
 839     PKG_CHECK_MODULES([SELINUX], [libselinux], [],
 840         [AC_CHECK_HEADER([selinux/selinux.h],[],
 841                          [AC_MSG_ERROR([SELinux headers not found])])
 842          AC_CHECK_LIB([selinux],[is_selinux_enabled],[],
 843                       [AC_MSG_ERROR([SELinux library not found])])
 844          SELINUX_LIBS="-lselinux"])
 845     DEFINES="$DEFINES -DMESA_SELINUX"
 846 fi
 847 AC_SUBST([SELINUX_CFLAGS])
 848 AC_SUBST([SELINUX_LIBS])
 849
 850 dnl Options for APIs
 851 AC_ARG_ENABLE([opengl],
 852     [AS_HELP_STRING([--disable-opengl],
 853         [disable support for standard OpenGL API @<:@default=enabled@:>@])],
 854     [enable_opengl="$enableval"],
 855     [enable_opengl=yes])
 856 AC_ARG_ENABLE([gles1],
 857     [AS_HELP_STRING([--disable-gles1],
 858         [disable support for OpenGL ES 1.x API @<:@default=enabled@:>@])],
 859     [enable_gles1="$enableval"],
 860     [enable_gles1=yes])
 861 AC_ARG_ENABLE([gles2],
 862     [AS_HELP_STRING([--disable-gles2],
 863         [disable support for OpenGL ES 2.x API @<:@default=enabled@:>@])],
 864     [enable_gles2="$enableval"],
 865     [enable_gles2=yes])
 866
 867 AC_ARG_ENABLE([dri],
 868     [AS_HELP_STRING([--enable-dri],
 869         [enable DRI modules @<:@default=enabled@:>@])],
 870     [enable_dri="$enableval"],
 871     [enable_dri=yes])
 872
 873 case "$host_os" in
 874 linux*)
 875     dri3_default=yes
 876     ;;
 877 *)
 878     dri3_default=no
 879     ;;
 880 esac
 881
 882 if test "x$enable_dri" = xno; then
 883     dri3_default=no
 884 fi
 885
 886 AC_ARG_ENABLE([dri3],
 887     [AS_HELP_STRING([--enable-dri3],
 888         [enable DRI3 @<:@default=auto@:>@])],
 889     [enable_dri3="$enableval"],
 890     [enable_dri3="$dri3_default"])
 891 AC_ARG_ENABLE([glx],
 892     [AS_HELP_STRING([--enable-glx@<:@=dri|xlib|gallium-xlib@:>@],
 893         [enable the GLX library and choose an implementation @<:@default=auto@:>@])],
 894     [enable_glx="$enableval"],
 895     [enable_glx=yes])
 896 AC_ARG_ENABLE([osmesa],
 897     [AS_HELP_STRING([--enable-osmesa],
 898         [enable OSMesa library @<:@default=disabled@:>@])],
 899     [enable_osmesa="$enableval"],
 900     [enable_osmesa=no])
 901 AC_ARG_ENABLE([gallium-osmesa],
 902     [AS_HELP_STRING([--enable-gallium-osmesa],
 903         [enable Gallium implementation of the OSMesa library @<:@default=disabled@:>@])],
 904     [enable_gallium_osmesa="$enableval"],
 905     [enable_gallium_osmesa=no])
 906 AC_ARG_ENABLE([egl],
 907     [AS_HELP_STRING([--disable-egl],
 908         [disable EGL library @<:@default=enabled@:>@])],
 909     [enable_egl="$enableval"],
 910     [enable_egl=yes])
 911
 912 AC_ARG_ENABLE([xa],
 913     [AS_HELP_STRING([--enable-xa],
 914         [enable build of the XA X Acceleration API @<:@default=disabled@:>@])],
 915     [enable_xa="$enableval"],
 916     [enable_xa=no])
 917 AC_ARG_ENABLE([gbm],
 918    [AS_HELP_STRING([--enable-gbm],
 919          [enable gbm library @<:@default=auto@:>@])],
 920    [enable_gbm="$enableval"],
 921    [enable_gbm=auto])
 922 AC_ARG_ENABLE([nine],
 923     [AS_HELP_STRING([--enable-nine],
 924         [enable build of the nine Direct3D9 API @<:@default=no@:>@])],
 925     [enable_nine="$enableval"],
 926     [enable_nine=no])
 927
 928 AC_ARG_ENABLE([xvmc],
 929    [AS_HELP_STRING([--enable-xvmc],
 930          [enable xvmc library @<:@default=auto@:>@])],
 931    [enable_xvmc="$enableval"],
 932    [enable_xvmc=auto])
 933 AC_ARG_ENABLE([vdpau],
 934    [AS_HELP_STRING([--enable-vdpau],
 935          [enable vdpau library @<:@default=auto@:>@])],
 936    [enable_vdpau="$enableval"],
 937    [enable_vdpau=auto])
 938 AC_ARG_ENABLE([omx],
 939    [AS_HELP_STRING([--enable-omx],
 940          [enable OpenMAX library @<:@default=disabled@:>@])],
 941    [enable_omx="$enableval"],
 942    [enable_omx=no])
 943 AC_ARG_ENABLE([va],
 944    [AS_HELP_STRING([--enable-va],
 945          [enable va library @<:@default=auto@:>@])],
 946    [enable_va="$enableval"],
 947    [enable_va=auto])
 948 AC_ARG_ENABLE([opencl],
 949    [AS_HELP_STRING([--enable-opencl],
 950          [enable OpenCL library @<:@default=disabled@:>@])],
 951    [enable_opencl="$enableval"],
 952    [enable_opencl=no])
 953 AC_ARG_ENABLE([opencl_icd],
 954    [AS_HELP_STRING([--enable-opencl-icd],
 955           [Build an OpenCL ICD library to be loaded by an ICD implementation
 956            @<:@default=disabled@:>@])],
 957     [enable_opencl_icd="$enableval"],
 958     [enable_opencl_icd=no])
 959
 960 AC_ARG_ENABLE([gallium-tests],
 961     [AS_HELP_STRING([--enable-gallium-tests],
 962         [Enable optional Gallium tests) @<:@default=disabled@:>@])],
 963     [enable_gallium_tests="$enableval"],
 964     [enable_gallium_tests=no])
 965
 966 # Option for Gallium drivers
 967
 968 # Keep this in sync with the --with-gallium-drivers help string default value
 969 GALLIUM_DRIVERS_DEFAULT="r300,r600,svga,swrast"
 970
 971 AC_ARG_WITH([gallium-drivers],
 972     [AS_HELP_STRING([--with-gallium-drivers@<:@=DIRS...@:>@],
 973         [comma delimited Gallium drivers list, e.g.
 974         "i915,ilo,nouveau,r300,r600,radeonsi,freedreno,svga,swrast,vc4,virgl"
 975         @<:@default=r300,r600,svga,swrast@:>@])],
 976     [with_gallium_drivers="$withval"],
 977     [with_gallium_drivers="$GALLIUM_DRIVERS_DEFAULT"])
 978
 979 # Doing '--without-gallium-drivers' will set this variable to 'no'.  Clear it
 980 # here so that the script doesn't choke on an unknown driver name later.
 981 case "$with_gallium_drivers" in
 982     yes) with_gallium_drivers="$GALLIUM_DRIVERS_DEFAULT" ;;
 983     no) with_gallium_drivers='' ;;
 984 esac
 985
 986 if test "x$enable_opengl" = xno -a \
 987         "x$enable_gles1" = xno -a \
 988         "x$enable_gles2" = xno -a \
 989         "x$enable_nine" = xno -a \
 990         "x$enable_xa" = xno -a \
 991         "x$enable_xvmc" = xno -a \
 992         "x$enable_vdpau" = xno -a \
 993         "x$enable_omx" = xno -a \
 994         "x$enable_va" = xno -a \
 995         "x$enable_opencl" = xno; then
 996     AC_MSG_ERROR([at least one API should be enabled])
 997 fi
 998
 999 # Building OpenGL ES1 and/or ES2 without OpenGL is not supported on mesa 9.0.x
1000 if test "x$enable_opengl" = xno -a \
1001         "x$enable_gles1" = xyes; then
1002     AC_MSG_ERROR([Building OpenGL ES1 without OpenGL is not supported])
1003 fi
1004
1005 if test "x$enable_opengl" = xno -a \
1006         "x$enable_gles2" = xyes; then
1007     AC_MSG_ERROR([Building OpenGL ES2 without OpenGL is not supported])
1008 fi
1009
1010 AM_CONDITIONAL(HAVE_OPENGL, test "x$enable_opengl" = xyes)
1011 AM_CONDITIONAL(HAVE_OPENGL_ES1, test "x$enable_gles1" = xyes)
1012 AM_CONDITIONAL(HAVE_OPENGL_ES2, test "x$enable_gles2" = xyes)
1013 AM_CONDITIONAL(NEED_OPENGL_COMMON, test "x$enable_opengl" = xyes -o \
1014                                         "x$enable_gles1" = xyes -o \
1015                                         "x$enable_gles2" = xyes)
1016
1017 # Validate GLX options
1018 if test "x$enable_glx" = xyes; then
1019     if test "x$enable_dri" = xyes; then
1020         enable_glx=dri
1021     elif test -n "$with_gallium_drivers"; then
1022         enable_glx=gallium-xlib
1023     else
1024         enable_glx=xlib
1025     fi
1026 fi
1027 case "x$enable_glx" in
1028 xdri | xxlib | xgallium-xlib)
1029     # GLX requires OpenGL
1030     if test "x$enable_opengl" = xno; then
1031         AC_MSG_ERROR([GLX cannot be built without OpenGL])
1032     fi
1033
1034     # Check individual dependencies
1035     case "x$enable_glx" in
1036     xdri)
1037         if test "x$enable_dri" = xno; then
1038             AC_MSG_ERROR([DRI-based GLX requires DRI to be enabled])
1039         fi
1040         ;;
1041     xxlib)
1042         if test "x$enable_dri" = xyes; then
1043             AC_MSG_ERROR([Xlib-based GLX cannot be built with DRI enabled])
1044         fi
1045         ;;
1046     xgallium-xlib )
1047         if test "x$enable_dri" = xyes; then
1048             AC_MSG_ERROR([Xlib-based (Gallium) GLX cannot be built with DRI enabled])
1049         fi
1050         if test -z "$with_gallium_drivers"; then
1051             AC_MSG_ERROR([Xlib-based (Gallium) GLX cannot be built without Gallium enabled])
1052         fi
1053         ;;
1054     esac
1055     ;;
1056 xno)
1057     ;;
1058 *)
1059     AC_MSG_ERROR([Illegal value for --enable-glx: $enable_glx])
1060     ;;
1061 esac
1062
1063 AM_CONDITIONAL(HAVE_DRI_GLX, test "x$enable_glx" = xdri)
1064 AM_CONDITIONAL(HAVE_XLIB_GLX, test "x$enable_glx" = xxlib)
1065 AM_CONDITIONAL(HAVE_GALLIUM_XLIB_GLX, test "x$enable_glx" = xgallium-xlib)
1066
1067 dnl
1068 dnl Libglvnd configuration
1069 dnl
1070 AC_ARG_ENABLE([libglvnd],
1071     [AS_HELP_STRING([--enable-libglvnd],
1072         [Build for libglvnd @<:@default=disabled@:>@])],
1073     [enable_libglvnd="$enableval"],
1074     [enable_libglvnd=no])
1075 AM_CONDITIONAL(USE_LIBGLVND_GLX, test "x$enable_libglvnd" = xyes)
1076 if test "x$enable_libglvnd" = xyes ; then
1077     dnl XXX: update once we can handle more than libGL/glx.
1078     dnl Namely: we should error out if neither of the glvnd enabled libraries
1079     dnl are built
1080     case "x$enable_glx" in
1081     xno)
1082         AC_MSG_ERROR([cannot build libglvnd without GLX])
1083         ;;
1084     xxlib | xgallium-xlib )
1085         AC_MSG_ERROR([cannot build libgvnd when Xlib-GLX or Gallium-Xlib-GLX is enabled])
1086         ;;
1087     xdri)
1088         ;;
1089     esac
1090
1091     PKG_CHECK_MODULES([GLVND], libglvnd >= 0.1.0)
1092     DEFINES="${DEFINES} -DUSE_LIBGLVND_GLX=1"
1093     DEFAULT_GL_LIB_NAME=GLX_mesa
1094 fi
1095
1096 # Check for libdrm
1097 PKG_CHECK_MODULES([LIBDRM], [libdrm >= $LIBDRM_REQUIRED],
1098                   [have_libdrm=yes], [have_libdrm=no])
1099 if test "x$have_libdrm" = xyes; then
1100         DEFINES="$DEFINES -DHAVE_LIBDRM"
1101 fi
1102
1103 # Select which platform-dependent DRI code gets built
1104 case "$host_os" in
1105 darwin*)
1106     dri_platform='apple' ;;
1107 gnu*|cygwin*)
1108     dri_platform='none' ;;
1109 *)
1110     dri_platform='drm' ;;
1111 esac
1112
1113 if test "x$enable_dri" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes; then
1114     have_drisw_kms='yes'
1115 fi
1116
1117 AM_CONDITIONAL(HAVE_DRICOMMON, test "x$enable_dri" = xyes )
1118 AM_CONDITIONAL(HAVE_DRISW, test "x$enable_dri" = xyes )
1119 AM_CONDITIONAL(HAVE_DRISW_KMS, test "x$have_drisw_kms" = xyes )
1120 AM_CONDITIONAL(HAVE_DRI2, test "x$enable_dri" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes )
1121 AM_CONDITIONAL(HAVE_DRI3, test "x$enable_dri3" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes )
1122 AM_CONDITIONAL(HAVE_APPLEDRI, test "x$enable_dri" = xyes -a "x$dri_platform" = xapple )
1123
1124 AC_ARG_ENABLE([shared-glapi],
1125     [AS_HELP_STRING([--enable-shared-glapi],
1126         [Enable shared glapi for OpenGL @<:@default=enabled@:>@])],
1127     [enable_shared_glapi="$enableval"],
1128     [enable_shared_glapi=yes])
1129
1130 case "x$enable_opengl$enable_gles1$enable_gles2" in
1131 x*yes*yes*)
1132     if test "x$enable_shared_glapi" = xno; then
1133         AC_MSG_ERROR([shared GLAPI required when building two or more of
1134                       the following APIs - opengl, gles1 gles2])
1135     fi
1136     ;;
1137 esac
1138
1139 AM_CONDITIONAL(HAVE_SHARED_GLAPI, test "x$enable_shared_glapi" = xyes)
1140
1141 # Build the pipe-drivers as separate libraries/modules.
1142 # Do not touch this unless you know what you are doing.
1143 # XXX: Expose via configure option ?
1144 enable_shared_pipe_drivers=no
1145
1146 dnl
1147 dnl Driver specific build directories
1148 dnl
1149
1150 if test "x$enable_gallium_osmesa" = xyes; then
1151     if ! echo "$with_gallium_drivers" | grep -q 'swrast'; then
1152         AC_MSG_ERROR([gallium_osmesa requires the gallium swrast driver])
1153     fi
1154     if test "x$enable_osmesa" = xyes; then
1155         AC_MSG_ERROR([Cannot enable both classic and Gallium OSMesa implementations])
1156     fi
1157 fi
1158
1159 AC_SUBST([MESA_LLVM])
1160
1161 # SHA1 hashing
1162 AC_ARG_WITH([sha1],
1163         [AS_HELP_STRING([--with-sha1=libc|libmd|libnettle|libgcrypt|libcrypto|libsha1|CommonCrypto|CryptoAPI],
1164         [choose SHA1 implementation])])
1165 case "x$with_sha1" in
1166 x | xlibc | xlibmd | xlibnettle | xlibgcrypt | xlibcrypto | xlibsha1 | xCommonCrypto | xCryptoAPI)
1167   ;;
1168 *)
1169         AC_MSG_ERROR([Illegal value for --with-sha1: $with_sha1])
1170 esac
1171
1172 AC_CHECK_FUNC([SHA1Init], [HAVE_SHA1_IN_LIBC=yes])
1173 if test "x$with_sha1" = x && test "x$HAVE_SHA1_IN_LIBC" = xyes; then
1174         with_sha1=libc
1175 fi
1176 if test "x$with_sha1" = xlibc && test "x$HAVE_SHA1_IN_LIBC" != xyes; then
1177         AC_MSG_ERROR([sha1 in libc requested but not found])
1178 fi
1179 if test "x$with_sha1" = xlibc; then
1180         AC_DEFINE([HAVE_SHA1_IN_LIBC], [1],
1181                 [Use libc SHA1 functions])
1182         SHA1_LIBS=""
1183 fi
1184 AC_CHECK_FUNC([CC_SHA1_Init], [HAVE_SHA1_IN_COMMONCRYPTO=yes])
1185 if test "x$with_sha1" = x && test "x$HAVE_SHA1_IN_COMMONCRYPTO" = xyes; then
1186         with_sha1=CommonCrypto
1187 fi
1188 if test "x$with_sha1" = xCommonCrypto && test "x$HAVE_SHA1_IN_COMMONCRYPTO" != xyes; then
1189         AC_MSG_ERROR([CommonCrypto requested but not found])
1190 fi
1191 if test "x$with_sha1" = xCommonCrypto; then
1192         AC_DEFINE([HAVE_SHA1_IN_COMMONCRYPTO], [1],
1193                 [Use CommonCrypto SHA1 functions])
1194         SHA1_LIBS=""
1195 fi
1196 dnl stdcall functions cannot be tested with AC_CHECK_LIB
1197 AC_CHECK_HEADER([wincrypt.h], [HAVE_SHA1_IN_CRYPTOAPI=yes], [], [#include <windows.h>])
1198 if test "x$with_sha1" = x && test "x$HAVE_SHA1_IN_CRYPTOAPI" = xyes; then
1199         with_sha1=CryptoAPI
1200 fi
1201 if test "x$with_sha1" = xCryptoAPI && test "x$HAVE_SHA1_IN_CRYPTOAPI" != xyes; then
1202         AC_MSG_ERROR([CryptoAPI requested but not found])
1203 fi
1204 if test "x$with_sha1" = xCryptoAPI; then
1205         AC_DEFINE([HAVE_SHA1_IN_CRYPTOAPI], [1],
1206                 [Use CryptoAPI SHA1 functions])
1207         SHA1_LIBS=""
1208 fi
1209 AC_CHECK_LIB([md], [SHA1Init], [HAVE_LIBMD=yes])
1210 if test "x$with_sha1" = x && test "x$HAVE_LIBMD" = xyes; then
1211         with_sha1=libmd
1212 fi
1213 if test "x$with_sha1" = xlibmd && test "x$HAVE_LIBMD" != xyes; then
1214         AC_MSG_ERROR([libmd requested but not found])
1215 fi
1216 if test "x$with_sha1" = xlibmd; then
1217         AC_DEFINE([HAVE_SHA1_IN_LIBMD], [1],
1218                   [Use libmd SHA1 functions])
1219         SHA1_LIBS=-lmd
1220 fi
1221 PKG_CHECK_MODULES([LIBSHA1], [libsha1], [HAVE_LIBSHA1=yes], [HAVE_LIBSHA1=no])
1222 if test "x$with_sha1" = x && test "x$HAVE_LIBSHA1" = xyes; then
1223    with_sha1=libsha1
1224 fi
1225 if test "x$with_sha1" = xlibsha1 && test "x$HAVE_LIBSHA1" != xyes; then
1226         AC_MSG_ERROR([libsha1 requested but not found])
1227 fi
1228 if test "x$with_sha1" = xlibsha1; then
1229         AC_DEFINE([HAVE_SHA1_IN_LIBSHA1], [1],
1230                   [Use libsha1 for SHA1])
1231         SHA1_LIBS=-lsha1
1232 fi
1233 AC_CHECK_LIB([nettle], [nettle_sha1_init], [HAVE_LIBNETTLE=yes])
1234 if test "x$with_sha1" = x && test "x$HAVE_LIBNETTLE" = xyes; then
1235         with_sha1=libnettle
1236 fi
1237 if test "x$with_sha1" = xlibnettle && test "x$HAVE_LIBNETTLE" != xyes; then
1238         AC_MSG_ERROR([libnettle requested but not found])
1239 fi
1240 if test "x$with_sha1" = xlibnettle; then
1241         AC_DEFINE([HAVE_SHA1_IN_LIBNETTLE], [1],
1242                   [Use libnettle SHA1 functions])
1243         SHA1_LIBS=-lnettle
1244 fi
1245 AC_CHECK_LIB([gcrypt], [gcry_md_open], [HAVE_LIBGCRYPT=yes])
1246 if test "x$with_sha1" = x && test "x$HAVE_LIBGCRYPT" = xyes; then
1247         with_sha1=libgcrypt
1248 fi
1249 if test "x$with_sha1" = xlibgcrypt && test "x$HAVE_LIBGCRYPT" != xyes; then
1250         AC_MSG_ERROR([libgcrypt requested but not found])
1251 fi
1252 if test "x$with_sha1" = xlibgcrypt; then
1253         AC_DEFINE([HAVE_SHA1_IN_LIBGCRYPT], [1],
1254                   [Use libgcrypt SHA1 functions])
1255         SHA1_LIBS=-lgcrypt
1256 fi
1257 # We don't need all of the OpenSSL libraries, just libcrypto
1258 AC_CHECK_LIB([crypto], [SHA1_Init], [HAVE_LIBCRYPTO=yes])
1259 PKG_CHECK_MODULES([OPENSSL], [openssl], [HAVE_OPENSSL_PKC=yes],
1260                   [HAVE_OPENSSL_PKC=no])
1261 if test "x$HAVE_LIBCRYPTO" = xyes || test "x$HAVE_OPENSSL_PKC" = xyes; then
1262         if test "x$with_sha1" = x; then
1263                 with_sha1=libcrypto
1264         fi
1265 else
1266         if test "x$with_sha1" = xlibcrypto; then
1267                 AC_MSG_ERROR([OpenSSL libcrypto requested but not found])
1268         fi
1269 fi
1270 if test "x$with_sha1" = xlibcrypto; then
1271         if test "x$HAVE_LIBCRYPTO" = xyes; then
1272                 SHA1_LIBS=-lcrypto
1273         else
1274                 SHA1_LIBS="$OPENSSL_LIBS"
1275                 SHA1_CFLAGS="$OPENSSL_CFLAGS"
1276         fi
1277 fi
1278 AC_MSG_CHECKING([for SHA1 implementation])
1279 AC_MSG_RESULT([$with_sha1])
1280 AC_SUBST(SHA1_LIBS)
1281 AC_SUBST(SHA1_CFLAGS)
1282
1283 # Enable a define for SHA1
1284 if test "x$with_sha1" != "x"; then
1285         DEFINES="$DEFINES -DHAVE_SHA1"
1286 fi
1287
1288 # Allow user to configure out the shader-cache feature
1289 AC_ARG_ENABLE([shader-cache],
1290     AS_HELP_STRING([--disable-shader-cache], [Disable binary shader cache]),
1291     [enable_shader_cache="$enableval"],
1292     [if test "x$with_sha1" != "x"; then
1293         enable_shader_cache=yes
1294      else
1295         enable_shader_cache=no
1296      fi])
1297 if test "x$with_sha1" = "x"; then
1298     if test "x$enable_shader_cache" = "xyes"; then
1299         AC_MSG_ERROR([Cannot enable shader cache (no SHA-1 implementation found)])
1300     fi
1301 fi
1302 AM_CONDITIONAL([ENABLE_SHADER_CACHE], [test x$enable_shader_cache = xyes])
1303
1304 case "$host_os" in
1305 linux*)
1306     need_pci_id=yes ;;
1307 *)
1308     need_pci_id=no ;;
1309 esac
1310
1311 PKG_CHECK_MODULES([LIBUDEV], [libudev >= $LIBUDEV_REQUIRED],
1312                   have_libudev=yes, have_libudev=no)
1313
1314 AC_ARG_ENABLE([sysfs],
1315     [AS_HELP_STRING([--enable-sysfs],
1316         [enable /sys PCI identification @<:@default=disabled@:>@])],
1317     [have_sysfs="$enableval"],
1318     [have_sysfs=no]
1319 )
1320
1321 if test "x$enable_dri" = xyes; then
1322     if test "$enable_static" = yes; then
1323         AC_MSG_ERROR([Cannot use static libraries for DRI drivers])
1324     fi
1325
1326     # not a hard requirement as swrast does not depend on it
1327     if test "x$have_libdrm" = xyes; then
1328         DRI_PC_REQ_PRIV="libdrm >= $LIBDRM_REQUIRED"
1329     fi
1330 fi
1331
1332 AC_ARG_ENABLE([driglx-direct],
1333     [AS_HELP_STRING([--disable-driglx-direct],
1334         [disable direct rendering in GLX and EGL for DRI \
1335             @<:@default=auto@:>@])],
1336     [driglx_direct="$enableval"],
1337     [driglx_direct="yes"])
1338
1339 dnl
1340 dnl libGL configuration per driver
1341 dnl
1342 case "x$enable_glx" in
1343 xxlib | xgallium-xlib)
1344     # Xlib-based GLX
1345     dri_modules="x11 xext xcb"
1346     PKG_CHECK_MODULES([XLIBGL], [$dri_modules])
1347     GL_PC_REQ_PRIV="$GL_PC_REQ_PRIV $dri_modules"
1348     X11_INCLUDES="$X11_INCLUDES $XLIBGL_CFLAGS"
1349     GL_LIB_DEPS="$XLIBGL_LIBS"
1350     GL_LIB_DEPS="$GL_LIB_DEPS $SELINUX_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1351     GL_PC_LIB_PRIV="$GL_PC_LIB_PRIV $SELINUX_LIBS -lm $PTHREAD_LIBS"
1352     ;;
1353 xdri)
1354     # DRI-based GLX
1355     PKG_CHECK_MODULES([GLPROTO], [glproto >= $GLPROTO_REQUIRED])
1356
1357     # find the DRI deps for libGL
1358     dri_modules="x11 xext xdamage xfixes x11-xcb xcb xcb-glx >= $XCBGLX_REQUIRED"
1359
1360     if test x"$driglx_direct" = xyes; then
1361         if test x"$dri_platform" = xdrm ; then
1362             DEFINES="$DEFINES -DGLX_USE_DRM"
1363             if test "x$have_libdrm" != xyes; then
1364                AC_MSG_ERROR([Direct rendering requires libdrm >= $LIBDRM_REQUIRED])
1365             fi
1366
1367             PKG_CHECK_MODULES([DRI2PROTO], [dri2proto >= $DRI2PROTO_REQUIRED])
1368             GL_PC_REQ_PRIV="$GL_PC_REQ_PRIV libdrm >= $LIBDRM_REQUIRED"
1369             if test x"$enable_dri3" = xyes; then
1370                PKG_CHECK_MODULES([DRI3PROTO], [dri3proto >= $DRI3PROTO_REQUIRED])
1371                PKG_CHECK_MODULES([PRESENTPROTO], [presentproto >= $PRESENTPROTO_REQUIRED])
1372             fi
1373
1374             if test x"$enable_dri" = xyes; then
1375                dri_modules="$dri_modules xcb-dri2 >= $XCBDRI2_REQUIRED"
1376             fi
1377
1378             if test x"$enable_dri3" = xyes; then
1379                PKG_CHECK_EXISTS([xcb >= $XCB_REQUIRED], [], AC_MSG_ERROR([DRI3 requires xcb >= $XCB_REQUIRED]))
1380                dri3_modules="xcb xcb-dri3 xcb-present xcb-sync xshmfence >= $XSHMFENCE_REQUIRED"
1381                PKG_CHECK_MODULES([XCB_DRI3], [$dri3_modules])
1382             fi
1383         fi
1384         if test x"$dri_platform" = xapple ; then
1385             DEFINES="$DEFINES -DGLX_USE_APPLEGL"
1386         fi
1387     fi
1388
1389     # add xf86vidmode if available
1390     PKG_CHECK_MODULES([XF86VIDMODE], [xxf86vm], HAVE_XF86VIDMODE=yes, HAVE_XF86VIDMODE=no)
1391     if test "$HAVE_XF86VIDMODE" = yes ; then
1392         dri_modules="$dri_modules xxf86vm"
1393     fi
1394
1395     PKG_CHECK_MODULES([DRIGL], [$dri_modules])
1396     GL_PC_REQ_PRIV="$GL_PC_REQ_PRIV $dri_modules"
1397     X11_INCLUDES="$X11_INCLUDES $DRIGL_CFLAGS"
1398     GL_LIB_DEPS="$DRIGL_LIBS"
1399
1400     # need DRM libs, $PTHREAD_LIBS, etc.
1401     GL_LIB_DEPS="$GL_LIB_DEPS $LIBDRM_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1402     GL_PC_LIB_PRIV="-lm $PTHREAD_LIBS $DLOPEN_LIBS"
1403     ;;
1404 esac
1405
1406 have_pci_id=no
1407 if test "$have_libudev" = yes; then
1408     DEFINES="$DEFINES -DHAVE_LIBUDEV"
1409     have_pci_id=yes
1410 fi
1411
1412 if test "$have_sysfs" = yes; then
1413     DEFINES="$DEFINES -DHAVE_SYSFS"
1414     have_pci_id=yes
1415 fi
1416
1417 # This is outside the case (above) so that it is invoked even for non-GLX
1418 # builds.
1419 AM_CONDITIONAL(HAVE_XF86VIDMODE, test "x$HAVE_XF86VIDMODE" = xyes)
1420
1421 GLESv1_CM_LIB_DEPS="$LIBDRM_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1422 GLESv1_CM_PC_LIB_PRIV="-lm $PTHREAD_LIBS $DLOPEN_LIBS"
1423 GLESv2_LIB_DEPS="$LIBDRM_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1424 GLESv2_PC_LIB_PRIV="-lm $PTHREAD_LIBS $DLOPEN_LIBS"
1425
1426 AC_SUBST([X11_INCLUDES])
1427 AC_SUBST([GL_LIB_DEPS])
1428 AC_SUBST([GL_PC_REQ_PRIV])
1429 AC_SUBST([GL_PC_LIB_PRIV])
1430 AC_SUBST([GL_PC_CFLAGS])
1431 AC_SUBST([DRI_PC_REQ_PRIV])
1432 AC_SUBST([GLESv1_CM_LIB_DEPS])
1433 AC_SUBST([GLESv1_CM_PC_LIB_PRIV])
1434 AC_SUBST([GLESv2_LIB_DEPS])
1435 AC_SUBST([GLESv2_PC_LIB_PRIV])
1436
1437 AC_SUBST([HAVE_XF86VIDMODE])
1438
1439 dnl
1440 dnl More GLX setup
1441 dnl
1442 case "x$enable_glx" in
1443 xxlib | xgallium-xlib)
1444     DEFINES="$DEFINES -DUSE_XSHM"
1445     ;;
1446 xdri)
1447     DEFINES="$DEFINES -DGLX_INDIRECT_RENDERING"
1448     if test "x$driglx_direct" = xyes; then
1449         DEFINES="$DEFINES -DGLX_DIRECT_RENDERING"
1450     fi
1451     ;;
1452 esac
1453
1454 dnl
1455 dnl TLS detection
1456 dnl
1457
1458 AC_ARG_ENABLE([glx-tls],
1459     [AS_HELP_STRING([--enable-glx-tls],
1460         [enable TLS support in GLX @<:@default=disabled@:>@])],
1461     [GLX_USE_TLS="$enableval"],
1462     [GLX_USE_TLS=no])
1463 AC_SUBST(GLX_TLS, ${GLX_USE_TLS})
1464
1465 AS_IF([test "x$GLX_USE_TLS" = xyes -a "x$ax_pthread_ok" = xyes],
1466       [DEFINES="${DEFINES} -DGLX_USE_TLS"])
1467
1468 dnl Read-only text section on x86 hardened platforms
1469 AC_ARG_ENABLE([glx-read-only-text],
1470     [AS_HELP_STRING([--enable-glx-read-only-text],
1471         [Disable writable .text section on x86 (decreases performance) @<:@default=disabled@:>@])],
1472     [enable_glx_read_only_text="$enableval"],
1473     [enable_glx_read_only_text=no])
1474 if test "x$enable_glx_read_only_text" = xyes; then
1475     DEFINES="$DEFINES -DGLX_X86_READONLY_TEXT"
1476 fi
1477
1478 dnl
1479 dnl More DRI setup
1480 dnl
1481 dnl Directory for DRI drivers
1482 AC_ARG_WITH([dri-driverdir],
1483     [AS_HELP_STRING([--with-dri-driverdir=DIR],
1484         [directory for the DRI drivers @<:@${libdir}/dri@:>@])],
1485     [DRI_DRIVER_INSTALL_DIR="$withval"],
1486     [DRI_DRIVER_INSTALL_DIR='${libdir}/dri'])
1487 AC_SUBST([DRI_DRIVER_INSTALL_DIR])
1488 dnl Extra search path for DRI drivers
1489 AC_ARG_WITH([dri-searchpath],
1490     [AS_HELP_STRING([--with-dri-searchpath=DIRS...],
1491         [semicolon delimited DRI driver search directories @<:@${libdir}/dri@:>@])],
1492     [DRI_DRIVER_SEARCH_DIR="$withval"],
1493     [DRI_DRIVER_SEARCH_DIR='${DRI_DRIVER_INSTALL_DIR}'])
1494 AC_SUBST([DRI_DRIVER_SEARCH_DIR])
1495 dnl Which drivers to build - default is chosen by platform
1496 AC_ARG_WITH([dri-drivers],
1497     [AS_HELP_STRING([--with-dri-drivers@<:@=DIRS...@:>@],
1498         [comma delimited classic DRI drivers list, e.g.
1499         "swrast,i965,radeon" @<:@default=auto@:>@])],
1500     [with_dri_drivers="$withval"],
1501     [with_dri_drivers=auto])
1502
1503 if test "x$with_dri_drivers" = xauto; then
1504     if test "x$enable_opengl" = xyes -a "x$enable_dri" = xyes; then
1505         with_dri_drivers="yes"
1506     else
1507         with_dri_drivers="no"
1508     fi
1509 fi
1510 if test "x$with_dri_drivers" = xno; then
1511     with_dri_drivers=''
1512 fi
1513
1514 dnl If $with_dri_drivers is yes, drivers will be added through
1515 dnl platform checks. Set DEFINES and LIB_DEPS
1516 if test "x$enable_dri" = xyes; then
1517     # Platform specific settings and drivers to build
1518     case "$host_os" in
1519     linux*)
1520         DEFINES="$DEFINES -DHAVE_ALIAS"
1521         if test "x$enable_dri3" = xyes; then
1522             DEFINES="$DEFINES -DHAVE_DRI3"
1523         fi
1524
1525         if test "x$have_pci_id" != xyes; then
1526             AC_MSG_ERROR([libudev-dev or sysfs required for building DRI])
1527         fi
1528
1529         case "$host_cpu" in
1530         powerpc* | sparc*)
1531             # Build only the drivers for cards that exist on PowerPC/sparc
1532             if test "x$with_dri_drivers" = "xyes"; then
1533                 with_dri_drivers="r200 radeon swrast"
1534             fi
1535             ;;
1536         esac
1537         ;;
1538     *freebsd* | dragonfly* | *netbsd* | openbsd*)
1539         DEFINES="$DEFINES -DHAVE_ALIAS"
1540         ;;
1541     gnu*)
1542         DEFINES="$DEFINES -DHAVE_ALIAS"
1543         ;;
1544     cygwin*)
1545         if test "x$with_dri_drivers" = "xyes"; then
1546             with_dri_drivers="swrast"
1547         fi
1548         ;;
1549     darwin*)
1550         DEFINES="$DEFINES -DGLX_ALIAS_UNSUPPORTED -DBUILDING_MESA"
1551         if test "x$with_dri_drivers" = "xyes"; then
1552             with_dri_drivers="swrast"
1553         fi
1554         ;;
1555     esac
1556
1557     # default drivers
1558     if test "x$with_dri_drivers" = "xyes"; then
1559         with_dri_drivers="i915 i965 nouveau r200 radeon swrast"
1560     fi
1561
1562     # Check for expat
1563     PKG_CHECK_MODULES([EXPAT], [expat], [],
1564         # expat version 2.0 and earlier do not provide expat.pc
1565         [AC_CHECK_HEADER([expat.h],[],
1566                          [AC_MSG_ERROR([Expat headers required for DRI not found])])
1567          AC_CHECK_LIB([expat],[XML_ParserCreate],[],
1568                      [AC_MSG_ERROR([Expat library required for DRI not found])])
1569          EXPAT_LIBS="-lexpat"])
1570
1571     # put all the necessary libs together
1572     DRI_LIB_DEPS="$DRI_LIB_DEPS $SELINUX_LIBS $LIBDRM_LIBS $EXPAT_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1573 fi
1574
1575 AC_SUBST([DRI_LIB_DEPS])
1576
1577 DRI_DIRS=''
1578 dnl Duplicates in DRI_DIRS are removed by sorting it at the end of this block
1579 if test -n "$with_dri_drivers"; then
1580     if test "x$enable_opengl" != xyes; then
1581         AC_MSG_ERROR([--with-dri-drivers requires OpenGL])
1582     fi
1583
1584     dri_drivers=`IFS=', '; echo $with_dri_drivers`
1585     for driver in $dri_drivers; do
1586         DRI_DIRS="$DRI_DIRS $driver"
1587         case "x$driver" in
1588         xi915)
1589             HAVE_I915_DRI=yes;
1590             PKG_CHECK_MODULES([INTEL], [libdrm_intel >= $LIBDRM_INTEL_REQUIRED])
1591             ;;
1592         xi965)
1593             HAVE_I965_DRI=yes;
1594             PKG_CHECK_MODULES([INTEL], [libdrm_intel >= $LIBDRM_INTEL_REQUIRED])
1595             ;;
1596         xnouveau)
1597             HAVE_NOUVEAU_DRI=yes;
1598             PKG_CHECK_MODULES([NVVIEUX], [libdrm_nouveau >= $LIBDRM_NVVIEUX_REQUIRED])
1599             ;;
1600         xradeon)
1601             HAVE_RADEON_DRI=yes;
1602             PKG_CHECK_MODULES([RADEON], [libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
1603             ;;
1604         xr200)
1605             HAVE_R200_DRI=yes;
1606             PKG_CHECK_MODULES([RADEON], [libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
1607             ;;
1608         xswrast)
1609             HAVE_SWRAST_DRI=yes;
1610             ;;
1611         *)
1612             AC_MSG_ERROR([classic DRI driver '$driver' does not exist])
1613             ;;
1614         esac
1615     done
1616     DRI_DIRS=`echo $DRI_DIRS|tr " " "\n"|sort -u|tr "\n" " "`
1617 fi
1618
1619
1620 #
1621 # Vulkan driver configuration
1622 #
1623
1624 AC_ARG_WITH([vulkan-drivers],
1625     [AS_HELP_STRING([--with-vulkan-drivers@<:@=DIRS...@:>@],
1626         [comma delimited Vulkan drivers list, e.g.
1627         "intel"
1628         @<:@default=no@:>@])],
1629     [with_vulkan_drivers="$withval"],
1630     [with_vulkan_drivers="no"])
1631
1632 # Doing '--without-vulkan-drivers' will set this variable to 'no'.  Clear it
1633 # here so that the script doesn't choke on an unknown driver name later.
1634 case "x$with_vulkan_drivers" in
1635     xyes) with_vulkan_drivers="$VULKAN_DRIVERS_DEFAULT" ;;
1636     xno) with_vulkan_drivers='' ;;
1637 esac
1638
1639 AC_ARG_WITH([vulkan-icddir],
1640     [AS_HELP_STRING([--with-vulkan-icddir=DIR],
1641         [directory for the Vulkan driver icd files @<:@${sysconfdir}/vulkan/icd.d@:>@])],
1642     [VULKAN_ICD_INSTALL_DIR="$withval"],
1643     [VULKAN_ICD_INSTALL_DIR='${sysconfdir}/vulkan/icd.d'])
1644 AC_SUBST([VULKAN_ICD_INSTALL_DIR])
1645
1646 if test -n "$with_vulkan_drivers"; then
1647     VULKAN_DRIVERS=`IFS=', '; echo $with_vulkan_drivers`
1648     for driver in $VULKAN_DRIVERS; do
1649         case "x$driver" in
1650         xintel)
1651             if test "x$HAVE_I965_DRI" != xyes; then
1652                 AC_MSG_ERROR([Intel Vulkan driver requires the i965 dri driver])
1653             fi
1654             if test "x$with_sha1" == "x"; then
1655                 AC_MSG_ERROR([Intel Vulkan driver requires SHA1])
1656             fi
1657             HAVE_INTEL_VULKAN=yes;
1658
1659             ;;
1660         *)
1661             AC_MSG_ERROR([Vulkan driver '$driver' does not exist])
1662             ;;
1663         esac
1664     done
1665     VULKAN_DRIVERS=`echo $VULKAN_DRIVERS|tr " " "\n"|sort -u|tr "\n" " "`
1666 fi
1667
1668
1669 AM_CONDITIONAL(NEED_MEGADRIVER, test -n "$DRI_DIRS")
1670 AM_CONDITIONAL(NEED_LIBMESA, test "x$enable_glx" = xxlib -o \
1671                                   "x$enable_osmesa" = xyes -o \
1672                                   -n "$DRI_DIRS")
1673
1674 dnl
1675 dnl OSMesa configuration
1676 dnl
1677
1678 dnl Configure the channel bits for OSMesa (libOSMesa, libOSMesa16, ...)
1679 AC_ARG_WITH([osmesa-bits],
1680     [AS_HELP_STRING([--with-osmesa-bits=BITS],
1681         [OSMesa channel bits and library name: 8, 16, 32 @<:@default=8@:>@])],
1682     [osmesa_bits="$withval"],
1683     [osmesa_bits=8])
1684 if test "x$osmesa_bits" != x8; then
1685     if test "x$enable_dri" = xyes -o "x$enable_glx" != xno; then
1686         AC_MSG_WARN([Ignoring OSMesa channel bits because of non-OSMesa driver])
1687         osmesa_bits=8
1688     fi
1689 fi
1690 case "x$osmesa_bits" in
1691 x8)
1692     OSMESA_LIB="${OSMESA_LIB}"
1693     ;;
1694 x16|x32)
1695     OSMESA_LIB="${OSMESA_LIB}$osmesa_bits"
1696     DEFINES="$DEFINES -DCHAN_BITS=$osmesa_bits -DDEFAULT_SOFTWARE_DEPTH_BITS=31"
1697     ;;
1698 *)
1699     AC_MSG_ERROR([OSMesa bits '$osmesa_bits' is not a valid option])
1700     ;;
1701 esac
1702
1703 if test "x$enable_osmesa" = xyes -o "x$enable_gallium_osmesa" = xyes; then
1704     # only link libraries with osmesa if shared
1705     if test "$enable_static" = no; then
1706         OSMESA_LIB_DEPS="-lm $PTHREAD_LIBS $SELINUX_LIBS $DLOPEN_LIBS"
1707     else
1708         OSMESA_LIB_DEPS=""
1709     fi
1710     OSMESA_PC_LIB_PRIV="-lm $PTHREAD_LIBS $SELINUX_LIBS $DLOPEN_LIBS"
1711 fi
1712
1713 AC_SUBST([OSMESA_LIB_DEPS])
1714 AC_SUBST([OSMESA_PC_REQ])
1715 AC_SUBST([OSMESA_PC_LIB_PRIV])
1716
1717 dnl
1718 dnl gbm configuration
1719 dnl
1720 if test "x$enable_gbm" = xauto; then
1721     case "$with_egl_platforms" in
1722         *drm*)
1723             enable_gbm=yes ;;
1724          *)
1725             enable_gbm=no ;;
1726     esac
1727 fi
1728 if test "x$enable_gbm" = xyes; then
1729     if test "x$need_pci_id$have_pci_id" = xyesno; then
1730         AC_MSG_ERROR([gbm requires udev >= $LIBUDEV_REQUIRED or sysfs])
1731     fi
1732
1733     if test "x$enable_dri" = xyes; then
1734         if test "x$enable_shared_glapi" = xno; then
1735             AC_MSG_ERROR([gbm_dri requires --enable-shared-glapi])
1736         fi
1737     else
1738         # Strictly speaking libgbm does not require --enable-dri, although
1739         # both of its backends do. Thus one can build libgbm without any
1740         # backends if --disable-dri is set.
1741         # To avoid unnecessary complexity of checking if at least one backend
1742         # is available when building, just mandate --enable-dri.
1743         AC_MSG_ERROR([gbm requires --enable-dri])
1744     fi
1745 fi
1746 AM_CONDITIONAL(HAVE_GBM, test "x$enable_gbm" = xyes)
1747 if test "x$need_pci_id$have_libudev" = xyesyes; then
1748     GBM_PC_REQ_PRIV="libudev >= $LIBUDEV_REQUIRED"
1749 else
1750     GBM_PC_REQ_PRIV=""
1751 fi
1752 GBM_PC_LIB_PRIV="$DLOPEN_LIBS"
1753 AC_SUBST([GBM_PC_REQ_PRIV])
1754 AC_SUBST([GBM_PC_LIB_PRIV])
1755
1756 dnl
1757 dnl EGL configuration
1758 dnl
1759 EGL_CLIENT_APIS=""
1760
1761 if test "x$enable_egl" = xyes; then
1762     EGL_LIB_DEPS="$DLOPEN_LIBS $SELINUX_LIBS $PTHREAD_LIBS"
1763
1764     AC_CHECK_FUNC(mincore, [DEFINES="$DEFINES -DHAVE_MINCORE"])
1765
1766     if test "$enable_static" != yes; then
1767         if test "x$enable_dri" = xyes; then
1768             HAVE_EGL_DRIVER_DRI2=1
1769             if test "x$enable_shared_glapi" = xno; then
1770                 AC_MSG_ERROR([egl_dri2 requires --enable-shared-glapi])
1771             fi
1772             if test "x$enable_dri3" = xyes; then
1773                 HAVE_EGL_DRIVER_DRI3=1
1774                 if test "x$enable_shared_glapi" = xno; then
1775                     AC_MSG_ERROR([egl_dri3 requires --enable-shared-glapi])
1776                 fi
1777             fi
1778         else
1779             # Avoid building an "empty" libEGL. Drop/update this
1780             # when other backends (haiku?) come along.
1781             AC_MSG_ERROR([egl requires --enable-dri])
1782         fi
1783
1784     fi
1785 fi
1786 AM_CONDITIONAL(HAVE_EGL, test "x$enable_egl" = xyes)
1787 AC_SUBST([EGL_LIB_DEPS])
1788
1789 gallium_st="mesa"
1790
1791 dnl
1792 dnl XA configuration
1793 dnl
1794 if test "x$enable_xa" = xyes; then
1795     if test "x$with_gallium_drivers" = xswrast; then
1796        AC_MSG_ERROR([
1797           Building xa requires at least one non swrast gallium driver.
1798           If you are looking to use libxatracker.so with the VMware driver,
1799           make sure to include svga in the gallium drivers list, apart from
1800           enabling XA.
1801           Example: ./configure --enable-xa --with-gallium-drivers=svga...])
1802     fi
1803     gallium_st="$gallium_st xa"
1804 fi
1805 AM_CONDITIONAL(HAVE_ST_XA, test "x$enable_xa" = xyes)
1806
1807 dnl
1808 dnl Gallium G3DVL configuration
1809 dnl
1810 if test -n "$with_gallium_drivers" -a "x$with_gallium_drivers" != xswrast; then
1811     if test "x$enable_xvmc" = xauto; then
1812         PKG_CHECK_EXISTS([xvmc >= $XVMC_REQUIRED], [enable_xvmc=yes], [enable_xvmc=no])
1813     fi
1814
1815     if test "x$enable_vdpau" = xauto; then
1816         PKG_CHECK_EXISTS([vdpau >= $VDPAU_REQUIRED], [enable_vdpau=yes], [enable_vdpau=no])
1817     fi
1818
1819     if test "x$enable_omx" = xauto; then
1820         PKG_CHECK_EXISTS([libomxil-bellagio >= $LIBOMXIL_BELLAGIO_REQUIRED], [enable_omx=yes], [enable_omx=no])
1821     fi
1822
1823     if test "x$enable_va" = xauto; then
1824         PKG_CHECK_EXISTS([libva >= $LIBVA_REQUIRED], [enable_va=yes], [enable_va=no])
1825     fi
1826 fi
1827
1828 if test "x$enable_dri" = xyes -o \
1829         "x$enable_xvmc" = xyes -o \
1830         "x$enable_vdpau" = xyes -o \
1831         "x$enable_omx" = xyes -o \
1832         "x$enable_va" = xyes; then
1833     need_gallium_vl=yes
1834 fi
1835 AM_CONDITIONAL(NEED_GALLIUM_VL, test "x$need_gallium_vl" = xyes)
1836
1837 if test "x$enable_xvmc" = xyes -o \
1838         "x$enable_vdpau" = xyes -o \
1839         "x$enable_omx" = xyes -o \
1840         "x$enable_va" = xyes; then
1841     if test x"$enable_dri3" = xyes; then
1842         PKG_CHECK_MODULES([VL], [xcb-dri3 xcb-present xcb-sync xshmfence >= $XSHMFENCE_REQUIRED
1843                                  x11-xcb xcb xcb-dri2 >= $XCBDRI2_REQUIRED])
1844     else
1845         PKG_CHECK_MODULES([VL], [x11-xcb xcb xcb-dri2 >= $XCBDRI2_REQUIRED])
1846     fi
1847     need_gallium_vl_winsys=yes
1848 fi
1849 AM_CONDITIONAL(NEED_GALLIUM_VL_WINSYS, test "x$need_gallium_vl_winsys" = xyes)
1850
1851 if test "x$enable_xvmc" = xyes; then
1852     PKG_CHECK_MODULES([XVMC], [xvmc >= $XVMC_REQUIRED])
1853     gallium_st="$gallium_st xvmc"
1854 fi
1855 AM_CONDITIONAL(HAVE_ST_XVMC, test "x$enable_xvmc" = xyes)
1856
1857 if test "x$enable_vdpau" = xyes; then
1858     PKG_CHECK_MODULES([VDPAU], [vdpau >= $VDPAU_REQUIRED])
1859     gallium_st="$gallium_st vdpau"
1860     DEFINES="$DEFINES -DHAVE_ST_VDPAU"
1861 fi
1862 AM_CONDITIONAL(HAVE_ST_VDPAU, test "x$enable_vdpau" = xyes)
1863
1864 if test "x$enable_omx" = xyes; then
1865     PKG_CHECK_MODULES([OMX], [libomxil-bellagio >= $LIBOMXIL_BELLAGIO_REQUIRED])
1866     gallium_st="$gallium_st omx"
1867 fi
1868 AM_CONDITIONAL(HAVE_ST_OMX, test "x$enable_omx" = xyes)
1869
1870 if test "x$enable_va" = xyes; then
1871     PKG_CHECK_MODULES([VA], [libva >= $LIBVA_REQUIRED])
1872     gallium_st="$gallium_st va"
1873 fi
1874 AM_CONDITIONAL(HAVE_ST_VA, test "x$enable_va" = xyes)
1875
1876 dnl
1877 dnl Nine Direct3D9 configuration
1878 dnl
1879 if test "x$enable_nine" = xyes; then
1880     if ! echo "$with_gallium_drivers" | grep -q 'swrast'; then
1881         AC_MSG_ERROR([nine requires the gallium swrast driver])
1882     fi
1883     if test "x$with_gallium_drivers" = xswrast; then
1884         AC_MSG_ERROR([nine requires at least one non-swrast gallium driver])
1885     fi
1886     if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 6; then
1887         AC_MSG_ERROR([gcc >= 4.6 is required to build nine])
1888     fi
1889
1890     if test "x$enable_dri3" = xno; then
1891         AC_MSG_WARN([using nine together with wine requires DRI3 enabled system])
1892     fi
1893
1894     gallium_st="$gallium_st nine"
1895 fi
1896 AM_CONDITIONAL(HAVE_ST_NINE, test "x$enable_nine" = xyes)
1897
1898 dnl
1899 dnl OpenCL configuration
1900 dnl
1901
1902 AC_ARG_WITH([clang-libdir],
1903    [AS_HELP_STRING([--with-clang-libdir],
1904          [Path to Clang libraries @<:@default=llvm-config --libdir@:>@])],
1905    [CLANG_LIBDIR="$withval"],
1906    [CLANG_LIBDIR=''])
1907
1908 PKG_CHECK_EXISTS([libclc], [have_libclc=yes], [have_libclc=no])
1909 PKG_CHECK_MODULES([LIBELF], [libelf], [have_libelf=yes], [have_libelf=no])
1910
1911 if test "x$have_libelf" = xno; then
1912    LIBELF_LIBS=''
1913    LIBELF_CFLAGS=''
1914    AC_CHECK_LIB([elf], [elf_memory], [have_libelf=yes;LIBELF_LIBS=-lelf], [have_libelf=no])
1915    AC_SUBST([LIBELF_LIBS])
1916    AC_SUBST([LIBELF_CFLAGS])
1917 fi
1918
1919 if test "x$enable_opencl" = xyes; then
1920     if test -z "$with_gallium_drivers"; then
1921         AC_MSG_ERROR([cannot enable OpenCL without Gallium])
1922     fi
1923
1924     if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 7; then
1925         AC_MSG_ERROR([gcc >= 4.7 is required to build clover])
1926     fi
1927
1928     if test "x$have_libclc" = xno; then
1929         AC_MSG_ERROR([pkg-config cannot find libclc.pc which is required to build clover.
1930                     Make sure the directory containing libclc.pc is specified in your
1931                     PKG_CONFIG_PATH environment variable.
1932                     By default libclc.pc is installed to /usr/local/share/pkgconfig/])
1933     else
1934         LIBCLC_INCLUDEDIR=`$PKG_CONFIG --variable=includedir libclc`
1935         LIBCLC_LIBEXECDIR=`$PKG_CONFIG --variable=libexecdir libclc`
1936         AC_SUBST([LIBCLC_INCLUDEDIR])
1937         AC_SUBST([LIBCLC_LIBEXECDIR])
1938     fi
1939
1940     gallium_st="$gallium_st clover"
1941
1942     if test "x$enable_opencl_icd" = xyes; then
1943         OPENCL_LIBNAME="MesaOpenCL"
1944     else
1945         OPENCL_LIBNAME="OpenCL"
1946     fi
1947
1948     if test "x$have_libelf" != xyes; then
1949        AC_MSG_ERROR([Clover requires libelf])
1950     fi
1951 fi
1952 AM_CONDITIONAL(HAVE_CLOVER, test "x$enable_opencl" = xyes)
1953 AM_CONDITIONAL(HAVE_CLOVER_ICD, test "x$enable_opencl_icd" = xyes)
1954 AC_SUBST([OPENCL_LIBNAME])
1955
1956 dnl
1957 dnl Gallium configuration
1958 dnl
1959 AM_CONDITIONAL(HAVE_GALLIUM, test -n "$with_gallium_drivers")
1960
1961 AC_SUBST([LLVM_BINDIR])
1962 AC_SUBST([LLVM_CFLAGS])
1963 AC_SUBST([LLVM_CPPFLAGS])
1964 AC_SUBST([LLVM_CXXFLAGS])
1965 AC_SUBST([LLVM_LIBDIR])
1966 AC_SUBST([LLVM_LIBS])
1967 AC_SUBST([LLVM_LDFLAGS])
1968 AC_SUBST([LLVM_INCLUDEDIR])
1969 AC_SUBST([LLVM_VERSION])
1970 AC_SUBST([CLANG_RESOURCE_DIR])
1971
1972 case "x$enable_opengl$enable_gles1$enable_gles2" in
1973 x*yes*)
1974     EGL_CLIENT_APIS="$EGL_CLIENT_APIS "'$(GL_LIB)'
1975     ;;
1976 esac
1977
1978 AC_SUBST([VG_LIB_DEPS])
1979 AC_SUBST([EGL_CLIENT_APIS])
1980
1981 dnl
1982 dnl EGL Platforms configuration
1983 dnl
1984 AC_ARG_WITH([egl-platforms],
1985     [AS_HELP_STRING([--with-egl-platforms@<:@=DIRS...@:>@],
1986         [comma delimited native platforms libEGL supports, e.g.
1987         "x11,drm" @<:@default=auto@:>@])],
1988     [with_egl_platforms="$withval"],
1989     [if test "x$enable_egl" = xyes; then
1990         with_egl_platforms="x11"
1991     else
1992         with_egl_platforms=""
1993     fi])
1994
1995 if test "x$with_egl_platforms" != "x" -a "x$enable_egl" != xyes; then
1996     AC_MSG_ERROR([cannot build egl state tracker without EGL library])
1997 fi
1998
1999 PKG_CHECK_MODULES([WAYLAND_SCANNER], [wayland_scanner],
2000         WAYLAND_SCANNER=`$PKG_CONFIG --variable=wayland_scanner wayland_scanner`,
2001         WAYLAND_SCANNER='')
2002 if test "x$WAYLAND_SCANNER" = x; then
2003     AC_PATH_PROG([WAYLAND_SCANNER], [wayland-scanner])
2004 fi
2005
2006 # Do per-EGL platform setups and checks
2007 egl_platforms=`IFS=', '; echo $with_egl_platforms`
2008 for plat in $egl_platforms; do
2009         case "$plat" in
2010         wayland)
2011                 test "x$have_libdrm" != xyes &&
2012                         AC_MSG_ERROR([EGL platform wayland requires libdrm >= $LIBDRM_REQUIRED])
2013
2014                 PKG_CHECK_MODULES([WAYLAND], [wayland-client >= $WAYLAND_REQUIRED wayland-server >= $WAYLAND_REQUIRED])
2015
2016                 if test "x$WAYLAND_SCANNER" = x; then
2017                         AC_MSG_ERROR([wayland-scanner is needed to compile the wayland egl platform])
2018                 fi
2019                 ;;
2020
2021         x11)
2022                 PKG_CHECK_MODULES([XCB_DRI2], [x11-xcb xcb xcb-dri2 >= $XCBDRI2_REQUIRED xcb-xfixes])
2023                 ;;
2024
2025         drm)
2026                 test "x$enable_gbm" = "xno" &&
2027                         AC_MSG_ERROR([EGL platform drm needs gbm])
2028                 test "x$have_libdrm" != xyes &&
2029                         AC_MSG_ERROR([EGL platform drm requires libdrm >= $LIBDRM_REQUIRED])
2030                 ;;
2031
2032         surfaceless)
2033                 test "x$have_libdrm" != xyes &&
2034                         AC_MSG_ERROR([EGL platform surfaceless requires libdrm >= $LIBDRM_REQUIRED])
2035                 ;;
2036
2037         android)
2038                 ;;
2039
2040         *)
2041                 AC_MSG_ERROR([EGL platform '$plat' does not exist])
2042                 ;;
2043         esac
2044
2045         case "$plat$need_pci_id$have_pci_id" in
2046                 waylandyesno|drmyesno)
2047                     AC_MSG_ERROR([cannot build $plat platform without udev >= $LIBUDEV_REQUIRED or sysfs]) ;;
2048         esac
2049 done
2050
2051 # libEGL wants to default to the first platform specified in
2052 # ./configure.  parse that here.
2053 if test "x$egl_platforms" != "x"; then
2054     FIRST_PLATFORM_CAPS=`echo $egl_platforms | sed 's| .*||' | tr '[[a-z]]' '[[A-Z]]'`
2055     EGL_NATIVE_PLATFORM="_EGL_PLATFORM_$FIRST_PLATFORM_CAPS"
2056 else
2057     EGL_NATIVE_PLATFORM="_EGL_INVALID_PLATFORM"
2058 fi
2059
2060 AM_CONDITIONAL(HAVE_PLATFORM_X11, echo "$egl_platforms" | grep -q 'x11')
2061 AM_CONDITIONAL(HAVE_PLATFORM_WAYLAND, echo "$egl_platforms" | grep -q 'wayland')
2062 AM_CONDITIONAL(HAVE_EGL_PLATFORM_DRM, echo "$egl_platforms" | grep -q 'drm')
2063 AM_CONDITIONAL(HAVE_EGL_PLATFORM_SURFACELESS, echo "$egl_platforms" | grep -q 'surfaceless')
2064 AM_CONDITIONAL(HAVE_EGL_PLATFORM_ANDROID, echo "$egl_platforms" | grep -q 'android')
2065
2066 AM_CONDITIONAL(HAVE_EGL_DRIVER_DRI2, test "x$HAVE_EGL_DRIVER_DRI2" != "x")
2067
2068 AC_SUBST([EGL_NATIVE_PLATFORM])
2069 AC_SUBST([EGL_CFLAGS])
2070
2071 # If we don't have the X11 platform, set this define so we don't try to include
2072 # the X11 headers.
2073 if ! echo "$egl_platforms" | grep -q 'x11'; then
2074     DEFINES="$DEFINES -DMESA_EGL_NO_X11_HEADERS"
2075     GL_PC_CFLAGS="$GL_PC_CFLAGS -DMESA_EGL_NO_X11_HEADERS"
2076 fi
2077
2078 dnl
2079 dnl Gallium LLVM
2080 dnl
2081 AC_ARG_ENABLE([gallium-llvm],
2082     [AS_HELP_STRING([--enable-gallium-llvm],
2083         [build gallium LLVM support @<:@default=enabled on x86/x86_64@:>@])],
2084     [enable_gallium_llvm="$enableval"],
2085     [enable_gallium_llvm=auto])
2086
2087 AC_ARG_ENABLE([llvm-shared-libs],
2088     [AS_HELP_STRING([--enable-llvm-shared-libs],
2089         [link with LLVM shared libraries @<:@default=enabled@:>@])],
2090     [enable_llvm_shared_libs="$enableval"],
2091     [enable_llvm_shared_libs=yes])
2092
2093 AC_ARG_WITH([llvm-prefix],
2094     [AS_HELP_STRING([--with-llvm-prefix],
2095         [Prefix for LLVM installations in non-standard locations])],
2096     [llvm_prefix="$withval"],
2097     [llvm_prefix=''])
2098
2099
2100 # Call this inside ` ` to get the return value.
2101 # $1 is the llvm-config command with arguments.
2102 strip_unwanted_llvm_flags() {
2103     # Use \> (marks the end of the word)
2104     echo `$1` | sed \
2105         -e 's/-march=\S*//g' \
2106         -e 's/-mtune=\S*//g' \
2107         -e 's/-mcpu=\S*//g' \
2108         -e 's/-DNDEBUG\>//g' \
2109         -e 's/-D_GNU_SOURCE\>//g' \
2110         -e 's/-pedantic\>//g' \
2111         -e 's/-Wcovered-switch-default\>//g' \
2112         -e 's/-O.\>//g' \
2113         -e 's/-g\>//g' \
2114         -e 's/-Wall\>//g' \
2115         -e 's/-Wcast-qual\>//g' \
2116         -e 's/-Woverloaded-virtual\>//g' \
2117         -e 's/-fcolor-diagnostics\>//g' \
2118         -e 's/-fdata-sections\>//g' \
2119         -e 's/-ffunction-sections\>//g' \
2120         -e 's/-fno-exceptions\>//g' \
2121         -e 's/-fomit-frame-pointer\>//g' \
2122         -e 's/-fvisibility-inlines-hidden\>//g' \
2123         -e 's/-fPIC\>//g' \
2124         -e 's/-fstack-protector-strong\>//g'
2125 }
2126
2127 llvm_check_version_for() {
2128     if test "${LLVM_VERSION_INT}${LLVM_VERSION_PATCH}" -lt "${1}0${2}${3}"; then
2129         AC_MSG_ERROR([LLVM $1.$2.$3 or newer is required for $4])
2130     fi
2131 }
2132
2133
2134
2135 if test -z "$with_gallium_drivers"; then
2136     enable_gallium_llvm=no
2137 fi
2138 if test "x$enable_gallium_llvm" = xauto; then
2139     case "$host_cpu" in
2140     i*86|x86_64|amd64) enable_gallium_llvm=yes;;
2141     esac
2142 fi
2143 if test "x$enable_gallium_llvm" = xyes; then
2144     if test -n "$llvm_prefix"; then
2145         AC_PATH_TOOL([LLVM_CONFIG], [llvm-config], [no], ["$llvm_prefix/bin"])
2146     else
2147         AC_PATH_TOOL([LLVM_CONFIG], [llvm-config], [no])
2148     fi
2149
2150     if test "x$LLVM_CONFIG" != xno; then
2151         LLVM_VERSION=`$LLVM_CONFIG --version | egrep -o '^[[0-9.]]+'`
2152         LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
2153         LLVM_BINDIR=`$LLVM_CONFIG --bindir`
2154         LLVM_CPPFLAGS=`strip_unwanted_llvm_flags "$LLVM_CONFIG --cppflags"`
2155         LLVM_CFLAGS=$LLVM_CPPFLAGS   # CPPFLAGS seem to be sufficient
2156         LLVM_CXXFLAGS=`strip_unwanted_llvm_flags "$LLVM_CONFIG --cxxflags"`
2157         LLVM_INCLUDEDIR=`$LLVM_CONFIG --includedir`
2158         LLVM_LIBDIR=`$LLVM_CONFIG --libdir`
2159
2160         AC_COMPUTE_INT([LLVM_VERSION_MAJOR], [LLVM_VERSION_MAJOR],
2161             [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
2162         AC_COMPUTE_INT([LLVM_VERSION_MINOR], [LLVM_VERSION_MINOR],
2163             [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
2164
2165         LLVM_VERSION_PATCH=`echo $LLVM_VERSION | cut -d. -f3 | egrep -o '^[[0-9]]+'`
2166         if test -z "$LLVM_VERSION_PATCH"; then
2167             LLVM_VERSION_PATCH=0
2168         fi
2169
2170         if test -n "${LLVM_VERSION_MAJOR}"; then
2171             LLVM_VERSION_INT="${LLVM_VERSION_MAJOR}0${LLVM_VERSION_MINOR}"
2172         else
2173             LLVM_VERSION_INT=`echo $LLVM_VERSION | sed -e 's/\([[0-9]]\)\.\([[0-9]]\)/\10\2/g'`
2174         fi
2175
2176         LLVM_REQUIRED_VERSION_MAJOR="3"
2177         LLVM_REQUIRED_VERSION_MINOR="3"
2178         if test "$LLVM_VERSION_INT" -lt "${LLVM_REQUIRED_VERSION_MAJOR}0${LLVM_REQUIRED_VERSION_MINOR}"; then
2179             AC_MSG_ERROR([LLVM $LLVM_REQUIRED_VERSION_MAJOR.$LLVM_REQUIRED_VERSION_MINOR or newer is required])
2180         fi
2181
2182         LLVM_COMPONENTS="engine bitwriter mcjit mcdisassembler"
2183
2184         if test "x$enable_opencl" = xyes; then
2185             llvm_check_version_for "3" "5" "0" "opencl"
2186
2187             LLVM_COMPONENTS="${LLVM_COMPONENTS} all-targets ipo linker instrumentation"
2188             LLVM_COMPONENTS="${LLVM_COMPONENTS} irreader option objcarcopts profiledata"
2189         fi
2190         DEFINES="${DEFINES} -DHAVE_LLVM=0x0$LLVM_VERSION_INT -DMESA_LLVM_VERSION_PATCH=$LLVM_VERSION_PATCH"
2191         MESA_LLVM=1
2192
2193         dnl Check for Clang internal headers
2194         if test "x$enable_opencl" = xyes; then
2195             if test -z "$CLANG_LIBDIR"; then
2196                 CLANG_LIBDIR=${LLVM_LIBDIR}
2197             fi
2198             CLANG_RESOURCE_DIR=$CLANG_LIBDIR/clang/${LLVM_VERSION}
2199             AS_IF([test ! -f "$CLANG_RESOURCE_DIR/include/stddef.h"],
2200                 [AC_MSG_ERROR([Could not find clang internal header stddef.h in $CLANG_RESOURCE_DIR Use --with-clang-libdir to specify the correct path to the clang libraries.])])
2201         fi
2202     else
2203         MESA_LLVM=0
2204         LLVM_VERSION_INT=0
2205     fi
2206 else
2207     MESA_LLVM=0
2208     LLVM_VERSION_INT=0
2209
2210     if test "x$enable_opencl" = xyes; then
2211         AC_MSG_ERROR([cannot enable OpenCL without LLVM])
2212     fi
2213 fi
2214
2215 dnl Directory for XVMC libs
2216 AC_ARG_WITH([xvmc-libdir],
2217     [AS_HELP_STRING([--with-xvmc-libdir=DIR],
2218         [directory for the XVMC libraries @<:@default=${libdir}@:>@])],
2219     [XVMC_LIB_INSTALL_DIR="$withval"],
2220     [XVMC_LIB_INSTALL_DIR='${libdir}'])
2221 AC_SUBST([XVMC_LIB_INSTALL_DIR])
2222
2223 dnl
2224 dnl Gallium Tests
2225 dnl
2226 AM_CONDITIONAL(HAVE_GALLIUM_TESTS, test "x$enable_gallium_tests" = xyes)
2227
2228 dnl Directory for VDPAU libs
2229 AC_ARG_WITH([vdpau-libdir],
2230     [AS_HELP_STRING([--with-vdpau-libdir=DIR],
2231         [directory for the VDPAU libraries @<:@default=${libdir}/vdpau@:>@])],
2232     [VDPAU_LIB_INSTALL_DIR="$withval"],
2233     [VDPAU_LIB_INSTALL_DIR='${libdir}/vdpau'])
2234 AC_SUBST([VDPAU_LIB_INSTALL_DIR])
2235
2236 dnl Directory for OMX libs
2237
2238 AC_ARG_WITH([omx-libdir],
2239     [AS_HELP_STRING([--with-omx-libdir=DIR],
2240         [directory for the OMX libraries])],
2241     [OMX_LIB_INSTALL_DIR="$withval"],
2242     [OMX_LIB_INSTALL_DIR=`$PKG_CONFIG --define-variable=libdir=\$libdir --variable=pluginsdir libomxil-bellagio`])
2243 AC_SUBST([OMX_LIB_INSTALL_DIR])
2244
2245 dnl Directory for VA libs
2246
2247 AC_ARG_WITH([va-libdir],
2248     [AS_HELP_STRING([--with-va-libdir=DIR],
2249         [directory for the VA libraries @<:@${libdir}/dri@:>@])],
2250     [VA_LIB_INSTALL_DIR="$withval"],
2251     [VA_LIB_INSTALL_DIR="${libdir}/dri"])
2252 AC_SUBST([VA_LIB_INSTALL_DIR])
2253
2254 AC_ARG_WITH([d3d-libdir],
2255     [AS_HELP_STRING([--with-d3d-libdir=DIR],
2256         [directory for the D3D modules @<:@${libdir}/d3d@:>@])],
2257     [D3D_DRIVER_INSTALL_DIR="$withval"],
2258     [D3D_DRIVER_INSTALL_DIR="${libdir}/d3d"])
2259 AC_SUBST([D3D_DRIVER_INSTALL_DIR])
2260
2261 dnl
2262 dnl Gallium helper functions
2263 dnl
2264 gallium_require_drm() {
2265     if test "x$have_libdrm" != xyes; then
2266        AC_MSG_ERROR([$1 requires libdrm >= $LIBDRM_REQUIRED])
2267     fi
2268 }
2269
2270 gallium_require_llvm() {
2271     if test "x$MESA_LLVM" = x0; then
2272         case "$host" in *gnux32) return;; esac
2273         case "$host_cpu" in
2274         i*86|x86_64|amd64) AC_MSG_ERROR([LLVM is required to build $1 on x86 and x86_64]);;
2275         esac
2276     fi
2277 }
2278
2279 gallium_require_drm_loader() {
2280     if test "x$need_pci_id$have_pci_id" = xyesno; then
2281         AC_MSG_ERROR([Gallium drm loader requires libudev >= $LIBUDEV_REQUIRED or sysfs])
2282     fi
2283 }
2284
2285 dnl This is for Glamor. Skip this if OpenGL is disabled.
2286 require_egl_drm() {
2287     if test "x$enable_opengl" = xno; then
2288         return 0
2289     fi
2290
2291     case "$with_egl_platforms" in
2292         *drm*)
2293             ;;
2294          *)
2295             AC_MSG_ERROR([--with-egl-platforms=drm is required to build the $1 driver.])
2296             ;;
2297     esac
2298     if test "x$enable_gbm" != xyes; then
2299             AC_MSG_ERROR([--enable-gbm is required to build the $1 driver.])
2300     fi
2301 }
2302
2303 radeon_llvm_check() {
2304     if test ${LLVM_VERSION_INT} -lt 307; then
2305         amdgpu_llvm_target_name='r600'
2306     else
2307         amdgpu_llvm_target_name='amdgpu'
2308     fi
2309     if test "x$enable_gallium_llvm" != "xyes"; then
2310         AC_MSG_ERROR([--enable-gallium-llvm is required when building $1])
2311     fi
2312     llvm_check_version_for "3" "6" "0" $1
2313     if test true && $LLVM_CONFIG --targets-built | grep -iqvw $amdgpu_llvm_target_name ; then
2314         AC_MSG_ERROR([LLVM $amdgpu_llvm_target_name not enabled in your LLVM build.])
2315     fi
2316     LLVM_COMPONENTS="${LLVM_COMPONENTS} $amdgpu_llvm_target_name bitreader ipo"
2317     NEED_RADEON_LLVM=yes
2318     if test "x$have_libelf" != xyes; then
2319        AC_MSG_ERROR([$1 requires libelf when using llvm])
2320     fi
2321 }
2322
2323 swr_llvm_check() {
2324     gallium_require_llvm $1
2325     if test ${LLVM_VERSION_INT} -lt 306; then
2326         AC_MSG_ERROR([LLVM version 3.6 or later required when building $1])
2327     fi
2328     if test "x$enable_gallium_llvm" != "xyes"; then
2329         AC_MSG_ERROR([--enable-gallium-llvm is required when building $1])
2330     fi
2331 }
2332
2333 dnl Duplicates in GALLIUM_DRIVERS_DIRS are removed by sorting it after this block
2334 if test -n "$with_gallium_drivers"; then
2335     gallium_drivers=`IFS=', '; echo $with_gallium_drivers`
2336     for driver in $gallium_drivers; do
2337         case "x$driver" in
2338         xsvga)
2339             HAVE_GALLIUM_SVGA=yes
2340             gallium_require_drm "svga"
2341             gallium_require_drm_loader
2342             ;;
2343         xi915)
2344             HAVE_GALLIUM_I915=yes
2345             PKG_CHECK_MODULES([INTEL], [libdrm_intel >= $LIBDRM_INTEL_REQUIRED])
2346             gallium_require_drm "Gallium i915"
2347             gallium_require_drm_loader
2348             ;;
2349         xilo)
2350             HAVE_GALLIUM_ILO=yes
2351             PKG_CHECK_MODULES([INTEL], [libdrm_intel >= $LIBDRM_INTEL_REQUIRED])
2352             gallium_require_drm "Gallium i965/ilo"
2353             gallium_require_drm_loader
2354             ;;
2355         xr300)
2356             HAVE_GALLIUM_R300=yes
2357             PKG_CHECK_MODULES([RADEON], [libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
2358             gallium_require_drm "Gallium R300"
2359             gallium_require_drm_loader
2360             gallium_require_llvm "Gallium R300"
2361             ;;
2362         xr600)
2363             HAVE_GALLIUM_R600=yes
2364             PKG_CHECK_MODULES([RADEON], [libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
2365             gallium_require_drm "Gallium R600"
2366             gallium_require_drm_loader
2367             if test "x$enable_opencl" = xyes; then
2368                 radeon_llvm_check "r600g"
2369                 LLVM_COMPONENTS="${LLVM_COMPONENTS} bitreader asmparser"
2370             fi
2371             ;;
2372         xradeonsi)
2373             HAVE_GALLIUM_RADEONSI=yes
2374             PKG_CHECK_MODULES([RADEON], [libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
2375             PKG_CHECK_MODULES([AMDGPU], [libdrm_amdgpu >= $LIBDRM_AMDGPU_REQUIRED])
2376             gallium_require_drm "radeonsi"
2377             gallium_require_drm_loader
2378             radeon_llvm_check "radeonsi"
2379             require_egl_drm "radeonsi"
2380             ;;
2381         xnouveau)
2382             HAVE_GALLIUM_NOUVEAU=yes
2383             PKG_CHECK_MODULES([NOUVEAU], [libdrm_nouveau >= $LIBDRM_NOUVEAU_REQUIRED])
2384             gallium_require_drm "nouveau"
2385             gallium_require_drm_loader
2386             ;;
2387         xfreedreno)
2388             HAVE_GALLIUM_FREEDRENO=yes
2389             PKG_CHECK_MODULES([FREEDRENO], [libdrm_freedreno >= $LIBDRM_FREEDRENO_REQUIRED])
2390             gallium_require_drm "freedreno"
2391             gallium_require_drm_loader
2392             ;;
2393         xswrast)
2394             HAVE_GALLIUM_SOFTPIPE=yes
2395             if test "x$MESA_LLVM" = x1; then
2396                 HAVE_GALLIUM_LLVMPIPE=yes
2397             fi
2398             ;;
2399         xswr)
2400             swr_llvm_check "swr"
2401
2402             AC_MSG_CHECKING([whether $CXX supports c++11/AVX/AVX2])
2403             SWR_AVX_CXXFLAGS="-mavx"
2404             SWR_AVX2_CXXFLAGS="-mavx2 -mfma -mbmi2 -mf16c"
2405
2406             AC_LANG_PUSH([C++])
2407             save_CXXFLAGS="$CXXFLAGS"
2408             CXXFLAGS="-std=c++11 $CXXFLAGS"
2409             AC_COMPILE_IFELSE([AC_LANG_PROGRAM()],[],
2410                               [AC_MSG_ERROR([c++11 compiler support not detected])])
2411             CXXFLAGS="$save_CXXFLAGS"
2412
2413             save_CXXFLAGS="$CXXFLAGS"
2414             CXXFLAGS="$SWR_AVX_CXXFLAGS $CXXFLAGS"
2415             AC_COMPILE_IFELSE([AC_LANG_PROGRAM()],[],
2416                               [AC_MSG_ERROR([AVX compiler support not detected])])
2417             CXXFLAGS="$save_CXXFLAGS"
2418
2419             save_CFLAGS="$CXXFLAGS"
2420             CXXFLAGS="$SWR_AVX2_CXXFLAGS $CXXFLAGS"
2421             AC_COMPILE_IFELSE([AC_LANG_PROGRAM()],[],
2422                               [AC_MSG_ERROR([AVX2 compiler support not detected])])
2423             CXXFLAGS="$save_CXXFLAGS"
2424             AC_LANG_POP([C++])
2425
2426             AC_SUBST([SWR_AVX_CXXFLAGS])
2427             AC_SUBST([SWR_AVX2_CXXFLAGS])
2428
2429             HAVE_GALLIUM_SWR=yes
2430             ;;
2431         xvc4)
2432             HAVE_GALLIUM_VC4=yes
2433             gallium_require_drm "vc4"
2434             gallium_require_drm_loader
2435
2436             PKG_CHECK_MODULES([SIMPENROSE], [simpenrose],
2437                               [USE_VC4_SIMULATOR=yes;
2438                                DEFINES="$DEFINES -DUSE_VC4_SIMULATOR"],
2439                               [USE_VC4_SIMULATOR=no])
2440             ;;
2441         xvirgl)
2442             HAVE_GALLIUM_VIRGL=yes
2443             gallium_require_drm "virgl"
2444             gallium_require_drm_loader
2445             require_egl_drm "virgl"
2446             ;;
2447         *)
2448             AC_MSG_ERROR([Unknown Gallium driver: $driver])
2449             ;;
2450         esac
2451     done
2452 fi
2453
2454 dnl Set LLVM_LIBS - This is done after the driver configuration so
2455 dnl that drivers can add additional components to LLVM_COMPONENTS.
2456 dnl Previously, gallium drivers were updating LLVM_LIBS directly
2457 dnl by calling llvm-config --libs ${DRIVER_LLVM_COMPONENTS}, but
2458 dnl this was causing the same libraries to be appear multiple times
2459 dnl in LLVM_LIBS.
2460
2461 if test "x$MESA_LLVM" != x0; then
2462
2463     if ! $LLVM_CONFIG --libs ${LLVM_COMPONENTS} >/dev/null; then
2464        AC_MSG_ERROR([Calling ${LLVM_CONFIG} failed])
2465     fi
2466     LLVM_LIBS="`$LLVM_CONFIG --libs ${LLVM_COMPONENTS}`"
2467
2468     dnl llvm-config may not give the right answer when llvm is a built as a
2469     dnl single shared library, so we must work the library name out for
2470     dnl ourselves.
2471     dnl (See https://llvm.org/bugs/show_bug.cgi?id=6823)
2472     if test "x$enable_llvm_shared_libs" = xyes; then
2473         dnl We can't use $LLVM_VERSION because it has 'svn' stripped out,
2474         LLVM_SO_NAME=LLVM-`$LLVM_CONFIG --version`
2475         AS_IF([test -f "$LLVM_LIBDIR/lib$LLVM_SO_NAME.$IMP_LIB_EXT"], [llvm_have_one_so=yes])
2476
2477         if test "x$llvm_have_one_so" = xyes; then
2478             dnl LLVM was built using auto*, so there is only one shared object.
2479             LLVM_LIBS="-l$LLVM_SO_NAME"
2480         else
2481             dnl If LLVM was built with CMake, there will be one shared object per
2482             dnl component.
2483             AS_IF([test ! -f "$LLVM_LIBDIR/libLLVMTarget.$IMP_LIB_EXT"],
2484                     [AC_MSG_ERROR([Could not find llvm shared libraries:
2485         Please make sure you have built llvm with the --enable-shared option
2486         and that your llvm libraries are installed in $LLVM_LIBDIR
2487         If you have installed your llvm libraries to a different directory you
2488         can use the --with-llvm-prefix= configure flag to specify this directory.
2489         NOTE: Mesa is attempting to use llvm shared libraries by default.
2490         If you do not want to build with llvm shared libraries and instead want to
2491         use llvm static libraries then add --disable-llvm-shared-libs to your configure
2492         invocation and rebuild.])])
2493
2494            dnl We don't need to update LLVM_LIBS in this case because the LLVM
2495            dnl install uses a shared object for each component and we have
2496            dnl already added all of these objects to LLVM_LIBS.
2497         fi
2498     else
2499         AC_MSG_WARN([Building mesa with statically linked LLVM may cause compilation issues])
2500         dnl We need to link to llvm system libs when using static libs
2501         dnl However, only llvm 3.5+ provides --system-libs
2502         if test $LLVM_VERSION_MAJOR -eq 3 -a $LLVM_VERSION_MINOR -ge 5; then
2503             LLVM_LIBS="$LLVM_LIBS `$LLVM_CONFIG --system-libs`"
2504         fi
2505     fi
2506 fi
2507
2508 AM_CONDITIONAL(HAVE_GALLIUM_SVGA, test "x$HAVE_GALLIUM_SVGA" = xyes)
2509 AM_CONDITIONAL(HAVE_GALLIUM_I915, test "x$HAVE_GALLIUM_I915" = xyes)
2510 AM_CONDITIONAL(HAVE_GALLIUM_ILO, test "x$HAVE_GALLIUM_ILO" = xyes)
2511 AM_CONDITIONAL(HAVE_GALLIUM_R300, test "x$HAVE_GALLIUM_R300" = xyes)
2512 AM_CONDITIONAL(HAVE_GALLIUM_R600, test "x$HAVE_GALLIUM_R600" = xyes)
2513 AM_CONDITIONAL(HAVE_GALLIUM_RADEONSI, test "x$HAVE_GALLIUM_RADEONSI" = xyes)
2514 AM_CONDITIONAL(HAVE_GALLIUM_RADEON_COMMON, test "x$HAVE_GALLIUM_R600" = xyes -o \
2515                                                 "x$HAVE_GALLIUM_RADEONSI" = xyes)
2516 AM_CONDITIONAL(HAVE_GALLIUM_NOUVEAU, test "x$HAVE_GALLIUM_NOUVEAU" = xyes)
2517 AM_CONDITIONAL(HAVE_GALLIUM_FREEDRENO, test "x$HAVE_GALLIUM_FREEDRENO" = xyes)
2518 AM_CONDITIONAL(HAVE_GALLIUM_SOFTPIPE, test "x$HAVE_GALLIUM_SOFTPIPE" = xyes)
2519 AM_CONDITIONAL(HAVE_GALLIUM_LLVMPIPE, test "x$HAVE_GALLIUM_LLVMPIPE" = xyes)
2520 AM_CONDITIONAL(HAVE_GALLIUM_SWR, test "x$HAVE_GALLIUM_SWR" = xyes)
2521 AM_CONDITIONAL(HAVE_GALLIUM_SWRAST, test "x$HAVE_GALLIUM_SOFTPIPE" = xyes -o \
2522                                          "x$HAVE_GALLIUM_LLVMPIPE" = xyes -o \
2523                                          "x$HAVE_GALLIUM_SWR" = xyes)
2524 AM_CONDITIONAL(HAVE_GALLIUM_VC4, test "x$HAVE_GALLIUM_VC4" = xyes)
2525 AM_CONDITIONAL(HAVE_GALLIUM_VIRGL, test "x$HAVE_GALLIUM_VIRGL" = xyes)
2526
2527 AM_CONDITIONAL(HAVE_GALLIUM_STATIC_TARGETS, test "x$enable_shared_pipe_drivers" = xno)
2528
2529 if test "x$enable_dri" = xyes; then
2530     GALLIUM_PIPE_LOADER_DEFINES="$GALLIUM_PIPE_LOADER_DEFINES -DHAVE_PIPE_LOADER_DRI"
2531 fi
2532
2533 if test "x$have_drisw_kms" = xyes; then
2534     GALLIUM_PIPE_LOADER_DEFINES="$GALLIUM_PIPE_LOADER_DEFINES -DHAVE_PIPE_LOADER_KMS"
2535 fi
2536 AC_SUBST([GALLIUM_PIPE_LOADER_DEFINES])
2537
2538 AM_CONDITIONAL(HAVE_I915_DRI, test x$HAVE_I915_DRI = xyes)
2539 AM_CONDITIONAL(HAVE_I965_DRI, test x$HAVE_I965_DRI = xyes)
2540 AM_CONDITIONAL(HAVE_NOUVEAU_DRI, test x$HAVE_NOUVEAU_DRI = xyes)
2541 AM_CONDITIONAL(HAVE_R200_DRI, test x$HAVE_R200_DRI = xyes)
2542 AM_CONDITIONAL(HAVE_RADEON_DRI, test x$HAVE_RADEON_DRI = xyes)
2543 AM_CONDITIONAL(HAVE_SWRAST_DRI, test x$HAVE_SWRAST_DRI = xyes)
2544
2545 AM_CONDITIONAL(HAVE_INTEL_VULKAN, test "x$HAVE_INTEL_VULKAN" = xyes)
2546
2547 AM_CONDITIONAL(HAVE_INTEL_DRIVERS, test "x$HAVE_INTEL_VULKAN" = xyes -o \
2548                                         "x$HAVE_I965_DRI" = xyes)
2549
2550 AM_CONDITIONAL(NEED_RADEON_DRM_WINSYS, test "x$HAVE_GALLIUM_R300" = xyes -o \
2551                                             "x$HAVE_GALLIUM_R600" = xyes -o \
2552                                             "x$HAVE_GALLIUM_RADEONSI" = xyes)
2553 AM_CONDITIONAL(NEED_WINSYS_XLIB, test "x$enable_glx" = xgallium-xlib)
2554 AM_CONDITIONAL(NEED_RADEON_LLVM, test x$NEED_RADEON_LLVM = xyes)
2555 AM_CONDITIONAL(HAVE_GALLIUM_COMPUTE, test x$enable_opencl = xyes)
2556 AM_CONDITIONAL(HAVE_MESA_LLVM, test x$MESA_LLVM = x1)
2557 AM_CONDITIONAL(USE_VC4_SIMULATOR, test x$USE_VC4_SIMULATOR = xyes)
2558 if test "x$USE_VC4_SIMULATOR" = xyes -a "x$HAVE_GALLIUM_ILO" = xyes; then
2559     AC_MSG_ERROR([VC4 simulator on x86 replaces i965 driver build, so ilo must be disabled.])
2560 fi
2561
2562 AM_CONDITIONAL(HAVE_LIBDRM, test "x$have_libdrm" = xyes)
2563 AM_CONDITIONAL(HAVE_OSMESA, test "x$enable_osmesa" = xyes)
2564 AM_CONDITIONAL(HAVE_GALLIUM_OSMESA, test "x$enable_gallium_osmesa" = xyes)
2565
2566 AM_CONDITIONAL(HAVE_X86_ASM, test "x$asm_arch" = xx86 -o "x$asm_arch" = xx86_64)
2567 AM_CONDITIONAL(HAVE_X86_64_ASM, test "x$asm_arch" = xx86_64)
2568 AM_CONDITIONAL(HAVE_SPARC_ASM, test "x$asm_arch" = xsparc)
2569
2570 AC_SUBST([NINE_MAJOR], 1)
2571 AC_SUBST([NINE_MINOR], 0)
2572 AC_SUBST([NINE_TINY], 0)
2573 AC_SUBST([NINE_VERSION], "$NINE_MAJOR.$NINE_MINOR.$NINE_TINY")
2574
2575 AC_SUBST([VDPAU_MAJOR], 1)
2576 AC_SUBST([VDPAU_MINOR], 0)
2577
2578 VA_MAJOR=`$PKG_CONFIG --modversion libva | $SED -n 's/\([[^\.]]*\)\..*$/\1/p'`
2579 VA_MINOR=`$PKG_CONFIG --modversion libva | $SED -n 's/.*\.\(.*\)\..*$/\1/p'`
2580 AC_SUBST([VA_MAJOR], $VA_MAJOR)
2581 AC_SUBST([VA_MINOR], $VA_MINOR)
2582
2583 AC_SUBST([XVMC_MAJOR], 1)
2584 AC_SUBST([XVMC_MINOR], 0)
2585
2586 XA_HEADER="$srcdir/src/gallium/state_trackers/xa/xa_tracker.h"
2587 XA_MAJOR=`grep "#define XA_TRACKER_VERSION_MAJOR" $XA_HEADER | $SED 's/^#define XA_TRACKER_VERSION_MAJOR //'`
2588 XA_MINOR=`grep "#define XA_TRACKER_VERSION_MINOR" $XA_HEADER | $SED 's/^#define XA_TRACKER_VERSION_MINOR //'`
2589 XA_TINY=`grep "#define XA_TRACKER_VERSION_PATCH" $XA_HEADER | $SED 's/^#define XA_TRACKER_VERSION_PATCH //'`
2590
2591 AC_SUBST([XA_MAJOR], $XA_MAJOR)
2592 AC_SUBST([XA_MINOR], $XA_MINOR)
2593 AC_SUBST([XA_TINY], $XA_TINY)
2594 AC_SUBST([XA_VERSION], "$XA_MAJOR.$XA_MINOR.$XA_TINY")
2595
2596 AC_ARG_ENABLE(valgrind,
2597               [AS_HELP_STRING([--enable-valgrind],
2598                              [Build mesa with valgrind support (default: auto)])],
2599                              [VALGRIND=$enableval], [VALGRIND=auto])
2600 if test "x$VALGRIND" != xno; then
2601         PKG_CHECK_MODULES(VALGRIND, [valgrind], [have_valgrind=yes], [have_valgrind=no])
2602 fi
2603 AC_MSG_CHECKING([whether to enable Valgrind support])
2604 if test "x$VALGRIND" = xauto; then
2605         VALGRIND="$have_valgrind"
2606 fi
2607
2608 if test "x$VALGRIND" = "xyes"; then
2609         if ! test "x$have_valgrind" = xyes; then
2610                 AC_MSG_ERROR([Valgrind support required but not present])
2611         fi
2612         AC_DEFINE([HAVE_VALGRIND], 1, [Use valgrind intrinsics to suppress false warnings])
2613 fi
2614
2615 AC_MSG_RESULT([$VALGRIND])
2616
2617 dnl Restore LDFLAGS and CPPFLAGS
2618 LDFLAGS="$_SAVE_LDFLAGS"
2619 CPPFLAGS="$_SAVE_CPPFLAGS"
2620
2621 dnl Suppress clang's warnings about unused CFLAGS and CXXFLAGS
2622 if test "x$acv_mesa_CLANG" = xyes; then
2623     CFLAGS="$CFLAGS -Qunused-arguments"
2624     CXXFLAGS="$CXXFLAGS -Qunused-arguments"
2625 fi
2626
2627 dnl Add user CFLAGS and CXXFLAGS
2628 CFLAGS="$CFLAGS $USER_CFLAGS"
2629 CXXFLAGS="$CXXFLAGS $USER_CXXFLAGS"
2630
2631 dnl Substitute the config
2632 AC_CONFIG_FILES([Makefile
2633                 src/Makefile
2634                 src/compiler/Makefile
2635                 src/egl/Makefile
2636                 src/egl/main/egl.pc
2637                 src/egl/wayland/wayland-drm/Makefile
2638                 src/egl/wayland/wayland-egl/Makefile
2639                 src/egl/wayland/wayland-egl/wayland-egl.pc
2640                 src/gallium/Makefile
2641                 src/gallium/auxiliary/Makefile
2642                 src/gallium/auxiliary/pipe-loader/Makefile
2643                 src/gallium/drivers/freedreno/Makefile
2644                 src/gallium/drivers/ddebug/Makefile
2645                 src/gallium/drivers/i915/Makefile
2646                 src/gallium/drivers/ilo/Makefile
2647                 src/gallium/drivers/llvmpipe/Makefile
2648                 src/gallium/drivers/noop/Makefile
2649                 src/gallium/drivers/nouveau/Makefile
2650                 src/gallium/drivers/r300/Makefile
2651                 src/gallium/drivers/r600/Makefile
2652                 src/gallium/drivers/radeon/Makefile
2653                 src/gallium/drivers/radeonsi/Makefile
2654                 src/gallium/drivers/rbug/Makefile
2655                 src/gallium/drivers/softpipe/Makefile
2656                 src/gallium/drivers/svga/Makefile
2657                 src/gallium/drivers/swr/Makefile
2658                 src/gallium/drivers/trace/Makefile
2659                 src/gallium/drivers/vc4/Makefile
2660                 src/gallium/drivers/virgl/Makefile
2661                 src/gallium/state_trackers/clover/Makefile
2662                 src/gallium/state_trackers/dri/Makefile
2663                 src/gallium/state_trackers/glx/xlib/Makefile
2664                 src/gallium/state_trackers/nine/Makefile
2665                 src/gallium/state_trackers/omx/Makefile
2666                 src/gallium/state_trackers/osmesa/Makefile
2667                 src/gallium/state_trackers/va/Makefile
2668                 src/gallium/state_trackers/vdpau/Makefile
2669                 src/gallium/state_trackers/xa/Makefile
2670                 src/gallium/state_trackers/xvmc/Makefile
2671                 src/gallium/targets/d3dadapter9/Makefile
2672                 src/gallium/targets/d3dadapter9/d3d.pc
2673                 src/gallium/targets/dri/Makefile
2674                 src/gallium/targets/libgl-xlib/Makefile
2675                 src/gallium/targets/omx/Makefile
2676                 src/gallium/targets/opencl/Makefile
2677                 src/gallium/targets/opencl/mesa.icd
2678                 src/gallium/targets/osmesa/Makefile
2679                 src/gallium/targets/osmesa/osmesa.pc
2680                 src/gallium/targets/pipe-loader/Makefile
2681                 src/gallium/targets/va/Makefile
2682                 src/gallium/targets/vdpau/Makefile
2683                 src/gallium/targets/xa/Makefile
2684                 src/gallium/targets/xa/xatracker.pc
2685                 src/gallium/targets/xvmc/Makefile
2686                 src/gallium/tests/trivial/Makefile
2687                 src/gallium/tests/unit/Makefile
2688                 src/gallium/winsys/freedreno/drm/Makefile
2689                 src/gallium/winsys/i915/drm/Makefile
2690                 src/gallium/winsys/intel/drm/Makefile
2691                 src/gallium/winsys/nouveau/drm/Makefile
2692                 src/gallium/winsys/radeon/drm/Makefile
2693                 src/gallium/winsys/amdgpu/drm/Makefile
2694                 src/gallium/winsys/svga/drm/Makefile
2695                 src/gallium/winsys/sw/dri/Makefile
2696                 src/gallium/winsys/sw/kms-dri/Makefile
2697                 src/gallium/winsys/sw/null/Makefile
2698                 src/gallium/winsys/sw/wrapper/Makefile
2699                 src/gallium/winsys/sw/xlib/Makefile
2700                 src/gallium/winsys/vc4/drm/Makefile
2701                 src/gallium/winsys/virgl/drm/Makefile
2702                 src/gallium/winsys/virgl/vtest/Makefile
2703                 src/gbm/Makefile
2704                 src/gbm/main/gbm.pc
2705                 src/glx/Makefile
2706                 src/glx/apple/Makefile
2707                 src/glx/tests/Makefile
2708                 src/gtest/Makefile
2709                 src/intel/Makefile
2710                 src/intel/genxml/Makefile
2711                 src/intel/isl/Makefile
2712                 src/intel/vulkan/Makefile
2713                 src/loader/Makefile
2714                 src/mapi/Makefile
2715                 src/mapi/es1api/glesv1_cm.pc
2716                 src/mapi/es2api/glesv2.pc
2717                 src/mapi/glapi/gen/Makefile
2718                 src/mesa/Makefile
2719                 src/mesa/gl.pc
2720                 src/mesa/drivers/dri/dri.pc
2721                 src/mesa/drivers/dri/common/Makefile
2722                 src/mesa/drivers/dri/common/xmlpool/Makefile
2723                 src/mesa/drivers/dri/i915/Makefile
2724                 src/mesa/drivers/dri/i965/Makefile
2725                 src/mesa/drivers/dri/Makefile
2726                 src/mesa/drivers/dri/nouveau/Makefile
2727                 src/mesa/drivers/dri/r200/Makefile
2728                 src/mesa/drivers/dri/radeon/Makefile
2729                 src/mesa/drivers/dri/swrast/Makefile
2730                 src/mesa/drivers/osmesa/Makefile
2731                 src/mesa/drivers/osmesa/osmesa.pc
2732                 src/mesa/drivers/x11/Makefile
2733                 src/mesa/main/tests/Makefile
2734                 src/util/Makefile
2735                 src/util/tests/hash_table/Makefile])
2736
2737 AC_OUTPUT
2738
2739 # Fix up dependencies in *.Plo files, where we changed the extension of a
2740 # source file
2741 $SED -i -e 's/brw_blorp.cpp/brw_blorp.c/' src/mesa/drivers/dri/i965/.deps/brw_blorp.Plo
2742 $SED -i -e 's/gen6_blorp.cpp/gen6_blorp.c/' src/mesa/drivers/dri/i965/.deps/gen6_blorp.Plo
2743 $SED -i -e 's/gen7_blorp.cpp/gen7_blorp.c/' src/mesa/drivers/dri/i965/.deps/gen7_blorp.Plo
2744 $SED -i -e 's/gen8_blorp.cpp/gen8_blorp.c/' src/mesa/drivers/dri/i965/.deps/gen8_blorp.Plo
2745
2746
2747 dnl
2748 dnl Output some configuration info for the user
2749 dnl
2750 echo ""
2751 echo "        prefix:          $prefix"
2752 echo "        exec_prefix:     $exec_prefix"
2753 echo "        libdir:          $libdir"
2754 echo "        includedir:      $includedir"
2755
2756 dnl API info
2757 echo ""
2758 echo "        OpenGL:          $enable_opengl (ES1: $enable_gles1 ES2: $enable_gles2)"
2759
2760 dnl Driver info
2761 echo ""
2762 case "x$enable_osmesa$enable_gallium_osmesa" in
2763 xnoyes)
2764         echo "        OSMesa:          lib$OSMESA_LIB (Gallium)"
2765         ;;
2766 xyesno)
2767         echo "        OSMesa:          lib$OSMESA_LIB"
2768         ;;
2769 xnono)
2770         echo "        OSMesa:          no"
2771         ;;
2772 esac
2773
2774 echo ""
2775 if test "x$enable_dri" != xno; then
2776         echo "        DRI platform:    $dri_platform"
2777         if test -z "$DRI_DIRS"; then
2778             echo "        DRI drivers:     no"
2779         else
2780             echo "        DRI drivers:     $DRI_DIRS"
2781         fi
2782         echo "        DRI driver dir:  $DRI_DRIVER_INSTALL_DIR"
2783 fi
2784
2785 case "x$enable_glx" in
2786 xdri)
2787     echo "        GLX:             DRI-based"
2788     ;;
2789 xxlib)
2790     echo "        GLX:             Xlib-based"
2791     ;;
2792 xgallium-xlib)
2793     echo "        GLX:             Xlib-based (Gallium)"
2794     ;;
2795 *)
2796     echo "        GLX:             $enable_glx"
2797     ;;
2798 esac
2799
2800 dnl EGL
2801 echo ""
2802 echo "        EGL:             $enable_egl"
2803 if test "$enable_egl" = yes; then
2804     echo "        EGL platforms:   $egl_platforms"
2805
2806     egl_drivers=""
2807     if test "x$HAVE_EGL_DRIVER_DRI2" != "x"; then
2808         egl_drivers="$egl_drivers builtin:egl_dri2"
2809     fi
2810     if test "x$HAVE_EGL_DRIVER_DRI3" != "x"; then
2811         egl_drivers="$egl_drivers builtin:egl_dri3"
2812     fi
2813
2814     echo "        EGL drivers:    $egl_drivers"
2815 fi
2816
2817 # Vulkan
2818 echo ""
2819 if test "x$VULKAN_DRIVERS" != x; then
2820     echo "        Vulkan drivers:  $VULKAN_DRIVERS"
2821     echo "        Vulkan ICD dir:  $VULKAN_ICD_INSTALL_DIR"
2822 else
2823     echo "        Vulkan drivers:  no"
2824 fi
2825
2826 echo ""
2827 if test "x$MESA_LLVM" = x1; then
2828     echo "        llvm:            yes"
2829     echo "        llvm-config:     $LLVM_CONFIG"
2830     echo "        llvm-version:    $LLVM_VERSION"
2831 else
2832     echo "        llvm:            no"
2833 fi
2834
2835 echo ""
2836 if test -n "$with_gallium_drivers"; then
2837     echo "        Gallium drivers: $gallium_drivers"
2838     echo "        Gallium st:      $gallium_st"
2839 else
2840     echo "        Gallium:         no"
2841 fi
2842
2843 dnl Shader cache
2844 echo ""
2845 echo "        Shader cache:    $enable_shader_cache"
2846 if test "x$enable_shader_cache" = "xyes"; then
2847     echo "        With SHA1 from:  $with_sha1"
2848 fi
2849
2850 dnl Libraries
2851 echo ""
2852 echo "        Shared libs:     $enable_shared"
2853 echo "        Static libs:     $enable_static"
2854 echo "        Shared-glapi:    $enable_shared_glapi"
2855
2856 dnl Compiler options
2857 # cleanup the CFLAGS/CXXFLAGS/DEFINES vars
2858 cflags=`echo $CFLAGS | \
2859     $SED 's/^ *//;s/  */ /;s/ *$//'`
2860 cxxflags=`echo $CXXFLAGS | \
2861     $SED 's/^ *//;s/  */ /;s/ *$//'`
2862 defines=`echo $DEFINES | $SED 's/^ *//;s/  */ /;s/ *$//'`
2863 echo ""
2864 echo "        CFLAGS:          $cflags"
2865 echo "        CXXFLAGS:        $cxxflags"
2866 echo "        Macros:          $defines"
2867 echo ""
2868 if test "x$MESA_LLVM" = x1; then
2869     echo "        LLVM_CFLAGS:     $LLVM_CFLAGS"
2870     echo "        LLVM_CXXFLAGS:   $LLVM_CXXFLAGS"
2871     echo "        LLVM_CPPFLAGS:   $LLVM_CPPFLAGS"
2872     echo "        LLVM_LDFLAGS:    $LLVM_LDFLAGS"
2873     echo ""
2874 fi
2875 echo "        PYTHON2:         $PYTHON2"
2876
2877 echo ""
2878 echo "        Run '${MAKE-make}' to build Mesa"
2879 echo ""