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: $enable_glx])
1060     ;;
1061 esac
1062
1063 AM_CONDITIONAL(HAVE_GLX, test "x$enable_glx" != xno)
1064 AM_CONDITIONAL(HAVE_DRI_GLX, test "x$enable_glx" = xdri)
1065 AM_CONDITIONAL(HAVE_XLIB_GLX, test "x$enable_glx" = xxlib)
1066 AM_CONDITIONAL(HAVE_GALLIUM_XLIB_GLX, test "x$enable_glx" = xgallium-xlib)
1067
1068 dnl
1069 dnl Libglvnd configuration
1070 dnl
1071 AC_ARG_ENABLE([libglvnd],
1072     [AS_HELP_STRING([--enable-libglvnd],
1073         [Build for libglvnd @<:@default=disabled@:>@])],
1074     [enable_libglvnd="$enableval"],
1075     [enable_libglvnd=no])
1076 AM_CONDITIONAL(USE_LIBGLVND_GLX, test "x$enable_libglvnd" = xyes)
1077 if test "x$enable_libglvnd" = xyes ; then
1078     dnl XXX: update once we can handle more than libGL/glx.
1079     dnl Namely: we should error out if neither of the glvnd enabled libraries
1080     dnl are built
1081     case "x$enable_glx" in
1082     xno)
1083         AC_MSG_ERROR([cannot build libglvnd without GLX])
1084         ;;
1085     xxlib | xgallium-xlib )
1086         AC_MSG_ERROR([cannot build libgvnd when Xlib-GLX or Gallium-Xlib-GLX is enabled])
1087         ;;
1088     xdri)
1089         ;;
1090     esac
1091
1092     PKG_CHECK_MODULES([GLVND], libglvnd >= 0.1.0)
1093     DEFINES="${DEFINES} -DUSE_LIBGLVND_GLX=1"
1094     DEFAULT_GL_LIB_NAME=GLX_mesa
1095 fi
1096
1097 # Check for libdrm
1098 PKG_CHECK_MODULES([LIBDRM], [libdrm >= $LIBDRM_REQUIRED],
1099                   [have_libdrm=yes], [have_libdrm=no])
1100 if test "x$have_libdrm" = xyes; then
1101         DEFINES="$DEFINES -DHAVE_LIBDRM"
1102 fi
1103
1104 # Select which platform-dependent DRI code gets built
1105 case "$host_os" in
1106 darwin*)
1107     dri_platform='apple' ;;
1108 gnu*|cygwin*)
1109     dri_platform='none' ;;
1110 *)
1111     dri_platform='drm' ;;
1112 esac
1113
1114 if test "x$enable_dri" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes; then
1115     have_drisw_kms='yes'
1116 fi
1117
1118 AM_CONDITIONAL(HAVE_DRICOMMON, test "x$enable_dri" = xyes )
1119 AM_CONDITIONAL(HAVE_DRISW, test "x$enable_dri" = xyes )
1120 AM_CONDITIONAL(HAVE_DRISW_KMS, test "x$have_drisw_kms" = xyes )
1121 AM_CONDITIONAL(HAVE_DRI2, test "x$enable_dri" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes )
1122 AM_CONDITIONAL(HAVE_DRI3, test "x$enable_dri3" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes )
1123 AM_CONDITIONAL(HAVE_APPLEDRI, test "x$enable_dri" = xyes -a "x$dri_platform" = xapple )
1124
1125 AC_ARG_ENABLE([shared-glapi],
1126     [AS_HELP_STRING([--enable-shared-glapi],
1127         [Enable shared glapi for OpenGL @<:@default=enabled@:>@])],
1128     [enable_shared_glapi="$enableval"],
1129     [enable_shared_glapi=yes])
1130
1131 case "x$enable_opengl$enable_gles1$enable_gles2" in
1132 x*yes*yes*)
1133     if test "x$enable_shared_glapi" = xno; then
1134         AC_MSG_ERROR([shared GLAPI required when building two or more of
1135                       the following APIs - opengl, gles1 gles2])
1136     fi
1137     ;;
1138 esac
1139
1140 AM_CONDITIONAL(HAVE_SHARED_GLAPI, test "x$enable_shared_glapi" = xyes)
1141
1142 # Build the pipe-drivers as separate libraries/modules.
1143 # Do not touch this unless you know what you are doing.
1144 # XXX: Expose via configure option ?
1145 enable_shared_pipe_drivers=no
1146
1147 dnl
1148 dnl Driver specific build directories
1149 dnl
1150
1151 if test "x$enable_gallium_osmesa" = xyes; then
1152     if ! echo "$with_gallium_drivers" | grep -q 'swrast'; then
1153         AC_MSG_ERROR([gallium_osmesa requires the gallium swrast driver])
1154     fi
1155     if test "x$enable_osmesa" = xyes; then
1156         AC_MSG_ERROR([Cannot enable both classic and Gallium OSMesa implementations])
1157     fi
1158 fi
1159
1160 AC_SUBST([MESA_LLVM])
1161
1162 # SHA1 hashing
1163 AC_ARG_WITH([sha1],
1164         [AS_HELP_STRING([--with-sha1=libc|libmd|libnettle|libgcrypt|libcrypto|libsha1|CommonCrypto|CryptoAPI],
1165         [choose SHA1 implementation])])
1166 case "x$with_sha1" in
1167 x | xlibc | xlibmd | xlibnettle | xlibgcrypt | xlibcrypto | xlibsha1 | xCommonCrypto | xCryptoAPI)
1168   ;;
1169 *)
1170         AC_MSG_ERROR([Illegal value for --with-sha1: $with_sha1])
1171 esac
1172
1173 AC_CHECK_FUNC([SHA1Init], [HAVE_SHA1_IN_LIBC=yes])
1174 if test "x$with_sha1" = x && test "x$HAVE_SHA1_IN_LIBC" = xyes; then
1175         with_sha1=libc
1176 fi
1177 if test "x$with_sha1" = xlibc && test "x$HAVE_SHA1_IN_LIBC" != xyes; then
1178         AC_MSG_ERROR([sha1 in libc requested but not found])
1179 fi
1180 if test "x$with_sha1" = xlibc; then
1181         AC_DEFINE([HAVE_SHA1_IN_LIBC], [1],
1182                 [Use libc SHA1 functions])
1183         SHA1_LIBS=""
1184 fi
1185 AC_CHECK_FUNC([CC_SHA1_Init], [HAVE_SHA1_IN_COMMONCRYPTO=yes])
1186 if test "x$with_sha1" = x && test "x$HAVE_SHA1_IN_COMMONCRYPTO" = xyes; then
1187         with_sha1=CommonCrypto
1188 fi
1189 if test "x$with_sha1" = xCommonCrypto && test "x$HAVE_SHA1_IN_COMMONCRYPTO" != xyes; then
1190         AC_MSG_ERROR([CommonCrypto requested but not found])
1191 fi
1192 if test "x$with_sha1" = xCommonCrypto; then
1193         AC_DEFINE([HAVE_SHA1_IN_COMMONCRYPTO], [1],
1194                 [Use CommonCrypto SHA1 functions])
1195         SHA1_LIBS=""
1196 fi
1197 dnl stdcall functions cannot be tested with AC_CHECK_LIB
1198 AC_CHECK_HEADER([wincrypt.h], [HAVE_SHA1_IN_CRYPTOAPI=yes], [], [#include <windows.h>])
1199 if test "x$with_sha1" = x && test "x$HAVE_SHA1_IN_CRYPTOAPI" = xyes; then
1200         with_sha1=CryptoAPI
1201 fi
1202 if test "x$with_sha1" = xCryptoAPI && test "x$HAVE_SHA1_IN_CRYPTOAPI" != xyes; then
1203         AC_MSG_ERROR([CryptoAPI requested but not found])
1204 fi
1205 if test "x$with_sha1" = xCryptoAPI; then
1206         AC_DEFINE([HAVE_SHA1_IN_CRYPTOAPI], [1],
1207                 [Use CryptoAPI SHA1 functions])
1208         SHA1_LIBS=""
1209 fi
1210 AC_CHECK_LIB([md], [SHA1Init], [HAVE_LIBMD=yes])
1211 if test "x$with_sha1" = x && test "x$HAVE_LIBMD" = xyes; then
1212         with_sha1=libmd
1213 fi
1214 if test "x$with_sha1" = xlibmd && test "x$HAVE_LIBMD" != xyes; then
1215         AC_MSG_ERROR([libmd requested but not found])
1216 fi
1217 if test "x$with_sha1" = xlibmd; then
1218         AC_DEFINE([HAVE_SHA1_IN_LIBMD], [1],
1219                   [Use libmd SHA1 functions])
1220         SHA1_LIBS=-lmd
1221 fi
1222 PKG_CHECK_MODULES([LIBSHA1], [libsha1], [HAVE_LIBSHA1=yes], [HAVE_LIBSHA1=no])
1223 if test "x$with_sha1" = x && test "x$HAVE_LIBSHA1" = xyes; then
1224    with_sha1=libsha1
1225 fi
1226 if test "x$with_sha1" = xlibsha1 && test "x$HAVE_LIBSHA1" != xyes; then
1227         AC_MSG_ERROR([libsha1 requested but not found])
1228 fi
1229 if test "x$with_sha1" = xlibsha1; then
1230         AC_DEFINE([HAVE_SHA1_IN_LIBSHA1], [1],
1231                   [Use libsha1 for SHA1])
1232         SHA1_LIBS=-lsha1
1233 fi
1234 AC_CHECK_LIB([nettle], [nettle_sha1_init], [HAVE_LIBNETTLE=yes])
1235 if test "x$with_sha1" = x && test "x$HAVE_LIBNETTLE" = xyes; then
1236         with_sha1=libnettle
1237 fi
1238 if test "x$with_sha1" = xlibnettle && test "x$HAVE_LIBNETTLE" != xyes; then
1239         AC_MSG_ERROR([libnettle requested but not found])
1240 fi
1241 if test "x$with_sha1" = xlibnettle; then
1242         AC_DEFINE([HAVE_SHA1_IN_LIBNETTLE], [1],
1243                   [Use libnettle SHA1 functions])
1244         SHA1_LIBS=-lnettle
1245 fi
1246 AC_CHECK_LIB([gcrypt], [gcry_md_open], [HAVE_LIBGCRYPT=yes])
1247 if test "x$with_sha1" = x && test "x$HAVE_LIBGCRYPT" = xyes; then
1248         with_sha1=libgcrypt
1249 fi
1250 if test "x$with_sha1" = xlibgcrypt && test "x$HAVE_LIBGCRYPT" != xyes; then
1251         AC_MSG_ERROR([libgcrypt requested but not found])
1252 fi
1253 if test "x$with_sha1" = xlibgcrypt; then
1254         AC_DEFINE([HAVE_SHA1_IN_LIBGCRYPT], [1],
1255                   [Use libgcrypt SHA1 functions])
1256         SHA1_LIBS=-lgcrypt
1257 fi
1258 # We don't need all of the OpenSSL libraries, just libcrypto
1259 AC_CHECK_LIB([crypto], [SHA1_Init], [HAVE_LIBCRYPTO=yes])
1260 PKG_CHECK_MODULES([OPENSSL], [openssl], [HAVE_OPENSSL_PKC=yes],
1261                   [HAVE_OPENSSL_PKC=no])
1262 if test "x$HAVE_LIBCRYPTO" = xyes || test "x$HAVE_OPENSSL_PKC" = xyes; then
1263         if test "x$with_sha1" = x; then
1264                 with_sha1=libcrypto
1265         fi
1266 else
1267         if test "x$with_sha1" = xlibcrypto; then
1268                 AC_MSG_ERROR([OpenSSL libcrypto requested but not found])
1269         fi
1270 fi
1271 if test "x$with_sha1" = xlibcrypto; then
1272         if test "x$HAVE_LIBCRYPTO" = xyes; then
1273                 SHA1_LIBS=-lcrypto
1274         else
1275                 SHA1_LIBS="$OPENSSL_LIBS"
1276                 SHA1_CFLAGS="$OPENSSL_CFLAGS"
1277         fi
1278 fi
1279 AC_MSG_CHECKING([for SHA1 implementation])
1280 AC_MSG_RESULT([$with_sha1])
1281 AC_SUBST(SHA1_LIBS)
1282 AC_SUBST(SHA1_CFLAGS)
1283
1284 # Enable a define for SHA1
1285 if test "x$with_sha1" != "x"; then
1286         DEFINES="$DEFINES -DHAVE_SHA1"
1287 fi
1288
1289 # Allow user to configure out the shader-cache feature
1290 AC_ARG_ENABLE([shader-cache],
1291     AS_HELP_STRING([--disable-shader-cache], [Disable binary shader cache]),
1292     [enable_shader_cache="$enableval"],
1293     [if test "x$with_sha1" != "x"; then
1294         enable_shader_cache=yes
1295      else
1296         enable_shader_cache=no
1297      fi])
1298 if test "x$with_sha1" = "x"; then
1299     if test "x$enable_shader_cache" = "xyes"; then
1300         AC_MSG_ERROR([Cannot enable shader cache (no SHA-1 implementation found)])
1301     fi
1302 fi
1303 AM_CONDITIONAL([ENABLE_SHADER_CACHE], [test x$enable_shader_cache = xyes])
1304
1305 case "$host_os" in
1306 linux*)
1307     need_pci_id=yes ;;
1308 *)
1309     need_pci_id=no ;;
1310 esac
1311
1312 PKG_CHECK_MODULES([LIBUDEV], [libudev >= $LIBUDEV_REQUIRED],
1313                   have_libudev=yes, have_libudev=no)
1314
1315 AC_ARG_ENABLE([sysfs],
1316     [AS_HELP_STRING([--enable-sysfs],
1317         [enable /sys PCI identification @<:@default=disabled@:>@])],
1318     [have_sysfs="$enableval"],
1319     [have_sysfs=no]
1320 )
1321
1322 if test "x$enable_dri" = xyes; then
1323     if test "$enable_static" = yes; then
1324         AC_MSG_ERROR([Cannot use static libraries for DRI drivers])
1325     fi
1326
1327     # not a hard requirement as swrast does not depend on it
1328     if test "x$have_libdrm" = xyes; then
1329         DRI_PC_REQ_PRIV="libdrm >= $LIBDRM_REQUIRED"
1330     fi
1331 fi
1332
1333 AC_ARG_ENABLE([driglx-direct],
1334     [AS_HELP_STRING([--disable-driglx-direct],
1335         [disable direct rendering in GLX and EGL for DRI \
1336             @<:@default=auto@:>@])],
1337     [driglx_direct="$enableval"],
1338     [driglx_direct="yes"])
1339
1340 dnl
1341 dnl libGL configuration per driver
1342 dnl
1343 case "x$enable_glx" in
1344 xxlib | xgallium-xlib)
1345     # Xlib-based GLX
1346     dri_modules="x11 xext xcb"
1347     PKG_CHECK_MODULES([XLIBGL], [$dri_modules])
1348     GL_PC_REQ_PRIV="$GL_PC_REQ_PRIV $dri_modules"
1349     X11_INCLUDES="$X11_INCLUDES $XLIBGL_CFLAGS"
1350     GL_LIB_DEPS="$XLIBGL_LIBS"
1351     GL_LIB_DEPS="$GL_LIB_DEPS $SELINUX_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1352     GL_PC_LIB_PRIV="$GL_PC_LIB_PRIV $SELINUX_LIBS -lm $PTHREAD_LIBS"
1353     ;;
1354 xdri)
1355     # DRI-based GLX
1356     PKG_CHECK_MODULES([GLPROTO], [glproto >= $GLPROTO_REQUIRED])
1357
1358     # find the DRI deps for libGL
1359     dri_modules="x11 xext xdamage xfixes x11-xcb xcb xcb-glx >= $XCBGLX_REQUIRED"
1360
1361     if test x"$driglx_direct" = xyes; then
1362         if test x"$dri_platform" = xdrm ; then
1363             DEFINES="$DEFINES -DGLX_USE_DRM"
1364             if test "x$have_libdrm" != xyes; then
1365                AC_MSG_ERROR([Direct rendering requires libdrm >= $LIBDRM_REQUIRED])
1366             fi
1367
1368             PKG_CHECK_MODULES([DRI2PROTO], [dri2proto >= $DRI2PROTO_REQUIRED])
1369             GL_PC_REQ_PRIV="$GL_PC_REQ_PRIV libdrm >= $LIBDRM_REQUIRED"
1370             if test x"$enable_dri3" = xyes; then
1371                PKG_CHECK_MODULES([DRI3PROTO], [dri3proto >= $DRI3PROTO_REQUIRED])
1372                PKG_CHECK_MODULES([PRESENTPROTO], [presentproto >= $PRESENTPROTO_REQUIRED])
1373             fi
1374
1375             if test x"$enable_dri" = xyes; then
1376                dri_modules="$dri_modules xcb-dri2 >= $XCBDRI2_REQUIRED"
1377             fi
1378
1379             if test x"$enable_dri3" = xyes; then
1380                PKG_CHECK_EXISTS([xcb >= $XCB_REQUIRED], [], AC_MSG_ERROR([DRI3 requires xcb >= $XCB_REQUIRED]))
1381                dri3_modules="xcb xcb-dri3 xcb-present xcb-sync xshmfence >= $XSHMFENCE_REQUIRED"
1382                PKG_CHECK_MODULES([XCB_DRI3], [$dri3_modules])
1383             fi
1384         fi
1385         if test x"$dri_platform" = xapple ; then
1386             DEFINES="$DEFINES -DGLX_USE_APPLEGL"
1387         fi
1388     fi
1389
1390     # add xf86vidmode if available
1391     PKG_CHECK_MODULES([XF86VIDMODE], [xxf86vm], HAVE_XF86VIDMODE=yes, HAVE_XF86VIDMODE=no)
1392     if test "$HAVE_XF86VIDMODE" = yes ; then
1393         dri_modules="$dri_modules xxf86vm"
1394     fi
1395
1396     PKG_CHECK_MODULES([DRIGL], [$dri_modules])
1397     GL_PC_REQ_PRIV="$GL_PC_REQ_PRIV $dri_modules"
1398     X11_INCLUDES="$X11_INCLUDES $DRIGL_CFLAGS"
1399     GL_LIB_DEPS="$DRIGL_LIBS"
1400
1401     # need DRM libs, $PTHREAD_LIBS, etc.
1402     GL_LIB_DEPS="$GL_LIB_DEPS $LIBDRM_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1403     GL_PC_LIB_PRIV="-lm $PTHREAD_LIBS $DLOPEN_LIBS"
1404     ;;
1405 esac
1406
1407 have_pci_id=no
1408 if test "$have_libudev" = yes; then
1409     DEFINES="$DEFINES -DHAVE_LIBUDEV"
1410     have_pci_id=yes
1411 fi
1412
1413 if test "$have_sysfs" = yes; then
1414     DEFINES="$DEFINES -DHAVE_SYSFS"
1415     have_pci_id=yes
1416 fi
1417
1418 # This is outside the case (above) so that it is invoked even for non-GLX
1419 # builds.
1420 AM_CONDITIONAL(HAVE_XF86VIDMODE, test "x$HAVE_XF86VIDMODE" = xyes)
1421
1422 GLESv1_CM_LIB_DEPS="$LIBDRM_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1423 GLESv1_CM_PC_LIB_PRIV="-lm $PTHREAD_LIBS $DLOPEN_LIBS"
1424 GLESv2_LIB_DEPS="$LIBDRM_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1425 GLESv2_PC_LIB_PRIV="-lm $PTHREAD_LIBS $DLOPEN_LIBS"
1426
1427 AC_SUBST([X11_INCLUDES])
1428 AC_SUBST([GL_LIB_DEPS])
1429 AC_SUBST([GL_PC_REQ_PRIV])
1430 AC_SUBST([GL_PC_LIB_PRIV])
1431 AC_SUBST([GL_PC_CFLAGS])
1432 AC_SUBST([DRI_PC_REQ_PRIV])
1433 AC_SUBST([GLESv1_CM_LIB_DEPS])
1434 AC_SUBST([GLESv1_CM_PC_LIB_PRIV])
1435 AC_SUBST([GLESv2_LIB_DEPS])
1436 AC_SUBST([GLESv2_PC_LIB_PRIV])
1437
1438 AC_SUBST([HAVE_XF86VIDMODE])
1439
1440 dnl
1441 dnl More GLX setup
1442 dnl
1443 case "x$enable_glx" in
1444 xxlib | xgallium-xlib)
1445     DEFINES="$DEFINES -DUSE_XSHM"
1446     ;;
1447 xdri)
1448     DEFINES="$DEFINES -DGLX_INDIRECT_RENDERING"
1449     if test "x$driglx_direct" = xyes; then
1450         DEFINES="$DEFINES -DGLX_DIRECT_RENDERING"
1451     fi
1452     ;;
1453 esac
1454
1455 dnl
1456 dnl TLS detection
1457 dnl
1458
1459 AC_ARG_ENABLE([glx-tls],
1460     [AS_HELP_STRING([--enable-glx-tls],
1461         [enable TLS support in GLX @<:@default=disabled@:>@])],
1462     [GLX_USE_TLS="$enableval"],
1463     [GLX_USE_TLS=no])
1464 AC_SUBST(GLX_TLS, ${GLX_USE_TLS})
1465
1466 AS_IF([test "x$GLX_USE_TLS" = xyes -a "x$ax_pthread_ok" = xyes],
1467       [DEFINES="${DEFINES} -DGLX_USE_TLS"])
1468
1469 dnl Read-only text section on x86 hardened platforms
1470 AC_ARG_ENABLE([glx-read-only-text],
1471     [AS_HELP_STRING([--enable-glx-read-only-text],
1472         [Disable writable .text section on x86 (decreases performance) @<:@default=disabled@:>@])],
1473     [enable_glx_read_only_text="$enableval"],
1474     [enable_glx_read_only_text=no])
1475 if test "x$enable_glx_read_only_text" = xyes; then
1476     DEFINES="$DEFINES -DGLX_X86_READONLY_TEXT"
1477 fi
1478
1479 dnl
1480 dnl More DRI setup
1481 dnl
1482 dnl Directory for DRI drivers
1483 AC_ARG_WITH([dri-driverdir],
1484     [AS_HELP_STRING([--with-dri-driverdir=DIR],
1485         [directory for the DRI drivers @<:@${libdir}/dri@:>@])],
1486     [DRI_DRIVER_INSTALL_DIR="$withval"],
1487     [DRI_DRIVER_INSTALL_DIR='${libdir}/dri'])
1488 AC_SUBST([DRI_DRIVER_INSTALL_DIR])
1489 dnl Extra search path for DRI drivers
1490 AC_ARG_WITH([dri-searchpath],
1491     [AS_HELP_STRING([--with-dri-searchpath=DIRS...],
1492         [semicolon delimited DRI driver search directories @<:@${libdir}/dri@:>@])],
1493     [DRI_DRIVER_SEARCH_DIR="$withval"],
1494     [DRI_DRIVER_SEARCH_DIR='${DRI_DRIVER_INSTALL_DIR}'])
1495 AC_SUBST([DRI_DRIVER_SEARCH_DIR])
1496 dnl Which drivers to build - default is chosen by platform
1497 AC_ARG_WITH([dri-drivers],
1498     [AS_HELP_STRING([--with-dri-drivers@<:@=DIRS...@:>@],
1499         [comma delimited classic DRI drivers list, e.g.
1500         "swrast,i965,radeon" @<:@default=auto@:>@])],
1501     [with_dri_drivers="$withval"],
1502     [with_dri_drivers=auto])
1503
1504 if test "x$with_dri_drivers" = xauto; then
1505     if test "x$enable_opengl" = xyes -a "x$enable_dri" = xyes; then
1506         with_dri_drivers="yes"
1507     else
1508         with_dri_drivers="no"
1509     fi
1510 fi
1511 if test "x$with_dri_drivers" = xno; then
1512     with_dri_drivers=''
1513 fi
1514
1515 dnl If $with_dri_drivers is yes, drivers will be added through
1516 dnl platform checks. Set DEFINES and LIB_DEPS
1517 if test "x$enable_dri" = xyes; then
1518     # Platform specific settings and drivers to build
1519     case "$host_os" in
1520     linux*)
1521         DEFINES="$DEFINES -DHAVE_ALIAS"
1522         if test "x$enable_dri3" = xyes; then
1523             DEFINES="$DEFINES -DHAVE_DRI3"
1524         fi
1525
1526         if test "x$have_pci_id" != xyes; then
1527             AC_MSG_ERROR([libudev-dev or sysfs required for building DRI])
1528         fi
1529
1530         case "$host_cpu" in
1531         powerpc* | sparc*)
1532             # Build only the drivers for cards that exist on PowerPC/sparc
1533             if test "x$with_dri_drivers" = "xyes"; then
1534                 with_dri_drivers="r200 radeon swrast"
1535             fi
1536             ;;
1537         esac
1538         ;;
1539     *freebsd* | dragonfly* | *netbsd* | openbsd*)
1540         DEFINES="$DEFINES -DHAVE_ALIAS"
1541         ;;
1542     gnu*)
1543         DEFINES="$DEFINES -DHAVE_ALIAS"
1544         ;;
1545     cygwin*)
1546         if test "x$with_dri_drivers" = "xyes"; then
1547             with_dri_drivers="swrast"
1548         fi
1549         ;;
1550     darwin*)
1551         DEFINES="$DEFINES -DGLX_ALIAS_UNSUPPORTED -DBUILDING_MESA"
1552         if test "x$with_dri_drivers" = "xyes"; then
1553             with_dri_drivers="swrast"
1554         fi
1555         ;;
1556     esac
1557
1558     # default drivers
1559     if test "x$with_dri_drivers" = "xyes"; then
1560         with_dri_drivers="i915 i965 nouveau r200 radeon swrast"
1561     fi
1562
1563     # Check for expat
1564     PKG_CHECK_MODULES([EXPAT], [expat], [],
1565         # expat version 2.0 and earlier do not provide expat.pc
1566         [AC_CHECK_HEADER([expat.h],[],
1567                          [AC_MSG_ERROR([Expat headers required for DRI not found])])
1568          AC_CHECK_LIB([expat],[XML_ParserCreate],[],
1569                      [AC_MSG_ERROR([Expat library required for DRI not found])])
1570          EXPAT_LIBS="-lexpat"])
1571
1572     # put all the necessary libs together
1573     DRI_LIB_DEPS="$DRI_LIB_DEPS $SELINUX_LIBS $LIBDRM_LIBS $EXPAT_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1574 fi
1575
1576 AC_SUBST([DRI_LIB_DEPS])
1577
1578 DRI_DIRS=''
1579 dnl Duplicates in DRI_DIRS are removed by sorting it at the end of this block
1580 if test -n "$with_dri_drivers"; then
1581     if test "x$enable_opengl" != xyes; then
1582         AC_MSG_ERROR([--with-dri-drivers requires OpenGL])
1583     fi
1584
1585     dri_drivers=`IFS=', '; echo $with_dri_drivers`
1586     for driver in $dri_drivers; do
1587         DRI_DIRS="$DRI_DIRS $driver"
1588         case "x$driver" in
1589         xi915)
1590             HAVE_I915_DRI=yes;
1591             PKG_CHECK_MODULES([INTEL], [libdrm_intel >= $LIBDRM_INTEL_REQUIRED])
1592             ;;
1593         xi965)
1594             HAVE_I965_DRI=yes;
1595             PKG_CHECK_MODULES([INTEL], [libdrm_intel >= $LIBDRM_INTEL_REQUIRED])
1596             ;;
1597         xnouveau)
1598             HAVE_NOUVEAU_DRI=yes;
1599             PKG_CHECK_MODULES([NVVIEUX], [libdrm_nouveau >= $LIBDRM_NVVIEUX_REQUIRED])
1600             ;;
1601         xradeon)
1602             HAVE_RADEON_DRI=yes;
1603             PKG_CHECK_MODULES([RADEON], [libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
1604             ;;
1605         xr200)
1606             HAVE_R200_DRI=yes;
1607             PKG_CHECK_MODULES([RADEON], [libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
1608             ;;
1609         xswrast)
1610             HAVE_SWRAST_DRI=yes;
1611             ;;
1612         *)
1613             AC_MSG_ERROR([classic DRI driver '$driver' does not exist])
1614             ;;
1615         esac
1616     done
1617     DRI_DIRS=`echo $DRI_DIRS|tr " " "\n"|sort -u|tr "\n" " "`
1618 fi
1619
1620
1621 #
1622 # Vulkan driver configuration
1623 #
1624
1625 AC_ARG_WITH([vulkan-drivers],
1626     [AS_HELP_STRING([--with-vulkan-drivers@<:@=DIRS...@:>@],
1627         [comma delimited Vulkan drivers list, e.g.
1628         "intel"
1629         @<:@default=no@:>@])],
1630     [with_vulkan_drivers="$withval"],
1631     [with_vulkan_drivers="no"])
1632
1633 # Doing '--without-vulkan-drivers' will set this variable to 'no'.  Clear it
1634 # here so that the script doesn't choke on an unknown driver name later.
1635 case "x$with_vulkan_drivers" in
1636     xyes) with_vulkan_drivers="$VULKAN_DRIVERS_DEFAULT" ;;
1637     xno) with_vulkan_drivers='' ;;
1638 esac
1639
1640 AC_ARG_WITH([vulkan-icddir],
1641     [AS_HELP_STRING([--with-vulkan-icddir=DIR],
1642         [directory for the Vulkan driver icd files @<:@${sysconfdir}/vulkan/icd.d@:>@])],
1643     [VULKAN_ICD_INSTALL_DIR="$withval"],
1644     [VULKAN_ICD_INSTALL_DIR='${datarootdir}/vulkan/icd.d'])
1645 AC_SUBST([VULKAN_ICD_INSTALL_DIR])
1646
1647 if test -n "$with_vulkan_drivers"; then
1648     VULKAN_DRIVERS=`IFS=', '; echo $with_vulkan_drivers`
1649     for driver in $VULKAN_DRIVERS; do
1650         case "x$driver" in
1651         xintel)
1652             if test "x$HAVE_I965_DRI" != xyes; then
1653                 AC_MSG_ERROR([Intel Vulkan driver requires the i965 dri driver])
1654             fi
1655             if test "x$with_sha1" == "x"; then
1656                 AC_MSG_ERROR([Intel Vulkan driver requires SHA1])
1657             fi
1658             HAVE_INTEL_VULKAN=yes;
1659
1660             ;;
1661         *)
1662             AC_MSG_ERROR([Vulkan driver '$driver' does not exist])
1663             ;;
1664         esac
1665     done
1666     VULKAN_DRIVERS=`echo $VULKAN_DRIVERS|tr " " "\n"|sort -u|tr "\n" " "`
1667 fi
1668
1669
1670 AM_CONDITIONAL(NEED_MEGADRIVER, test -n "$DRI_DIRS")
1671 AM_CONDITIONAL(NEED_LIBMESA, test "x$enable_glx" = xxlib -o \
1672                                   "x$enable_osmesa" = xyes -o \
1673                                   -n "$DRI_DIRS")
1674
1675 dnl
1676 dnl OSMesa configuration
1677 dnl
1678
1679 dnl Configure the channel bits for OSMesa (libOSMesa, libOSMesa16, ...)
1680 AC_ARG_WITH([osmesa-bits],
1681     [AS_HELP_STRING([--with-osmesa-bits=BITS],
1682         [OSMesa channel bits and library name: 8, 16, 32 @<:@default=8@:>@])],
1683     [osmesa_bits="$withval"],
1684     [osmesa_bits=8])
1685 if test "x$osmesa_bits" != x8; then
1686     if test "x$enable_dri" = xyes -o "x$enable_glx" != xno; then
1687         AC_MSG_WARN([Ignoring OSMesa channel bits because of non-OSMesa driver])
1688         osmesa_bits=8
1689     fi
1690 fi
1691 case "x$osmesa_bits" in
1692 x8)
1693     OSMESA_LIB="${OSMESA_LIB}"
1694     ;;
1695 x16|x32)
1696     OSMESA_LIB="${OSMESA_LIB}$osmesa_bits"
1697     DEFINES="$DEFINES -DCHAN_BITS=$osmesa_bits -DDEFAULT_SOFTWARE_DEPTH_BITS=31"
1698     ;;
1699 *)
1700     AC_MSG_ERROR([OSMesa bits '$osmesa_bits' is not a valid option])
1701     ;;
1702 esac
1703
1704 if test "x$enable_osmesa" = xyes -o "x$enable_gallium_osmesa" = xyes; then
1705     # only link libraries with osmesa if shared
1706     if test "$enable_static" = no; then
1707         OSMESA_LIB_DEPS="-lm $PTHREAD_LIBS $SELINUX_LIBS $DLOPEN_LIBS"
1708     else
1709         OSMESA_LIB_DEPS=""
1710     fi
1711     OSMESA_PC_LIB_PRIV="-lm $PTHREAD_LIBS $SELINUX_LIBS $DLOPEN_LIBS"
1712 fi
1713
1714 AC_SUBST([OSMESA_LIB_DEPS])
1715 AC_SUBST([OSMESA_PC_REQ])
1716 AC_SUBST([OSMESA_PC_LIB_PRIV])
1717
1718 dnl
1719 dnl gbm configuration
1720 dnl
1721 if test "x$enable_gbm" = xauto; then
1722     case "$with_egl_platforms" in
1723         *drm*)
1724             enable_gbm=yes ;;
1725          *)
1726             enable_gbm=no ;;
1727     esac
1728 fi
1729 if test "x$enable_gbm" = xyes; then
1730     if test "x$need_pci_id$have_pci_id" = xyesno; then
1731         AC_MSG_ERROR([gbm requires udev >= $LIBUDEV_REQUIRED or sysfs])
1732     fi
1733
1734     if test "x$enable_dri" = xyes; then
1735         if test "x$enable_shared_glapi" = xno; then
1736             AC_MSG_ERROR([gbm_dri requires --enable-shared-glapi])
1737         fi
1738     else
1739         # Strictly speaking libgbm does not require --enable-dri, although
1740         # both of its backends do. Thus one can build libgbm without any
1741         # backends if --disable-dri is set.
1742         # To avoid unnecessary complexity of checking if at least one backend
1743         # is available when building, just mandate --enable-dri.
1744         AC_MSG_ERROR([gbm requires --enable-dri])
1745     fi
1746 fi
1747 AM_CONDITIONAL(HAVE_GBM, test "x$enable_gbm" = xyes)
1748 if test "x$need_pci_id$have_libudev" = xyesyes; then
1749     GBM_PC_REQ_PRIV="libudev >= $LIBUDEV_REQUIRED"
1750 else
1751     GBM_PC_REQ_PRIV=""
1752 fi
1753 GBM_PC_LIB_PRIV="$DLOPEN_LIBS"
1754 AC_SUBST([GBM_PC_REQ_PRIV])
1755 AC_SUBST([GBM_PC_LIB_PRIV])
1756
1757 dnl
1758 dnl EGL configuration
1759 dnl
1760 EGL_CLIENT_APIS=""
1761
1762 if test "x$enable_egl" = xyes; then
1763     EGL_LIB_DEPS="$DLOPEN_LIBS $SELINUX_LIBS $PTHREAD_LIBS"
1764
1765     AC_CHECK_FUNC(mincore, [DEFINES="$DEFINES -DHAVE_MINCORE"])
1766
1767     if test "$enable_static" != yes; then
1768         if test "x$enable_dri" = xyes; then
1769             HAVE_EGL_DRIVER_DRI2=1
1770             if test "x$enable_shared_glapi" = xno; then
1771                 AC_MSG_ERROR([egl_dri2 requires --enable-shared-glapi])
1772             fi
1773             if test "x$enable_dri3" = xyes; then
1774                 HAVE_EGL_DRIVER_DRI3=1
1775                 if test "x$enable_shared_glapi" = xno; then
1776                     AC_MSG_ERROR([egl_dri3 requires --enable-shared-glapi])
1777                 fi
1778             fi
1779         else
1780             # Avoid building an "empty" libEGL. Drop/update this
1781             # when other backends (haiku?) come along.
1782             AC_MSG_ERROR([egl requires --enable-dri])
1783         fi
1784
1785     fi
1786 fi
1787 AM_CONDITIONAL(HAVE_EGL, test "x$enable_egl" = xyes)
1788 AC_SUBST([EGL_LIB_DEPS])
1789
1790 gallium_st="mesa"
1791
1792 dnl
1793 dnl XA configuration
1794 dnl
1795 if test "x$enable_xa" = xyes; then
1796     if test "x$with_gallium_drivers" = xswrast; then
1797        AC_MSG_ERROR([
1798           Building xa requires at least one non swrast gallium driver.
1799           If you are looking to use libxatracker.so with the VMware driver,
1800           make sure to include svga in the gallium drivers list, apart from
1801           enabling XA.
1802           Example: ./configure --enable-xa --with-gallium-drivers=svga...])
1803     fi
1804     gallium_st="$gallium_st xa"
1805 fi
1806 AM_CONDITIONAL(HAVE_ST_XA, test "x$enable_xa" = xyes)
1807
1808 dnl
1809 dnl Gallium G3DVL configuration
1810 dnl
1811 if test -n "$with_gallium_drivers" -a "x$with_gallium_drivers" != xswrast; then
1812     if test "x$enable_xvmc" = xauto; then
1813         PKG_CHECK_EXISTS([xvmc >= $XVMC_REQUIRED], [enable_xvmc=yes], [enable_xvmc=no])
1814     fi
1815
1816     if test "x$enable_vdpau" = xauto; then
1817         PKG_CHECK_EXISTS([vdpau >= $VDPAU_REQUIRED], [enable_vdpau=yes], [enable_vdpau=no])
1818     fi
1819
1820     if test "x$enable_omx" = xauto; then
1821         PKG_CHECK_EXISTS([libomxil-bellagio >= $LIBOMXIL_BELLAGIO_REQUIRED], [enable_omx=yes], [enable_omx=no])
1822     fi
1823
1824     if test "x$enable_va" = xauto; then
1825         PKG_CHECK_EXISTS([libva >= $LIBVA_REQUIRED], [enable_va=yes], [enable_va=no])
1826     fi
1827 fi
1828
1829 if test "x$enable_dri" = xyes -o \
1830         "x$enable_xvmc" = xyes -o \
1831         "x$enable_vdpau" = xyes -o \
1832         "x$enable_omx" = xyes -o \
1833         "x$enable_va" = xyes; then
1834     need_gallium_vl=yes
1835 fi
1836 AM_CONDITIONAL(NEED_GALLIUM_VL, test "x$need_gallium_vl" = xyes)
1837
1838 if test "x$enable_xvmc" = xyes -o \
1839         "x$enable_vdpau" = xyes -o \
1840         "x$enable_omx" = xyes -o \
1841         "x$enable_va" = xyes; then
1842     if test x"$enable_dri3" = xyes; then
1843         PKG_CHECK_MODULES([VL], [xcb-dri3 xcb-present xcb-sync xshmfence >= $XSHMFENCE_REQUIRED
1844                                  x11-xcb xcb xcb-dri2 >= $XCBDRI2_REQUIRED])
1845     else
1846         PKG_CHECK_MODULES([VL], [x11-xcb xcb xcb-dri2 >= $XCBDRI2_REQUIRED])
1847     fi
1848     need_gallium_vl_winsys=yes
1849 fi
1850 AM_CONDITIONAL(NEED_GALLIUM_VL_WINSYS, test "x$need_gallium_vl_winsys" = xyes)
1851
1852 if test "x$enable_xvmc" = xyes; then
1853     PKG_CHECK_MODULES([XVMC], [xvmc >= $XVMC_REQUIRED])
1854     gallium_st="$gallium_st xvmc"
1855 fi
1856 AM_CONDITIONAL(HAVE_ST_XVMC, test "x$enable_xvmc" = xyes)
1857
1858 if test "x$enable_vdpau" = xyes; then
1859     PKG_CHECK_MODULES([VDPAU], [vdpau >= $VDPAU_REQUIRED])
1860     gallium_st="$gallium_st vdpau"
1861     DEFINES="$DEFINES -DHAVE_ST_VDPAU"
1862 fi
1863 AM_CONDITIONAL(HAVE_ST_VDPAU, test "x$enable_vdpau" = xyes)
1864
1865 if test "x$enable_omx" = xyes; then
1866     PKG_CHECK_MODULES([OMX], [libomxil-bellagio >= $LIBOMXIL_BELLAGIO_REQUIRED])
1867     gallium_st="$gallium_st omx"
1868 fi
1869 AM_CONDITIONAL(HAVE_ST_OMX, test "x$enable_omx" = xyes)
1870
1871 if test "x$enable_va" = xyes; then
1872     PKG_CHECK_MODULES([VA], [libva >= $LIBVA_REQUIRED])
1873     gallium_st="$gallium_st va"
1874 fi
1875 AM_CONDITIONAL(HAVE_ST_VA, test "x$enable_va" = xyes)
1876
1877 dnl
1878 dnl Nine Direct3D9 configuration
1879 dnl
1880 if test "x$enable_nine" = xyes; then
1881     if ! echo "$with_gallium_drivers" | grep -q 'swrast'; then
1882         AC_MSG_ERROR([nine requires the gallium swrast driver])
1883     fi
1884     if test "x$with_gallium_drivers" = xswrast; then
1885         AC_MSG_ERROR([nine requires at least one non-swrast gallium driver])
1886     fi
1887     if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 6; then
1888         AC_MSG_ERROR([gcc >= 4.6 is required to build nine])
1889     fi
1890
1891     if test "x$enable_dri3" = xno; then
1892         AC_MSG_WARN([using nine together with wine requires DRI3 enabled system])
1893     fi
1894
1895     gallium_st="$gallium_st nine"
1896 fi
1897 AM_CONDITIONAL(HAVE_ST_NINE, test "x$enable_nine" = xyes)
1898
1899 dnl
1900 dnl OpenCL configuration
1901 dnl
1902
1903 AC_ARG_WITH([clang-libdir],
1904    [AS_HELP_STRING([--with-clang-libdir],
1905          [Path to Clang libraries @<:@default=llvm-config --libdir@:>@])],
1906    [CLANG_LIBDIR="$withval"],
1907    [CLANG_LIBDIR=''])
1908
1909 PKG_CHECK_EXISTS([libclc], [have_libclc=yes], [have_libclc=no])
1910 PKG_CHECK_MODULES([LIBELF], [libelf], [have_libelf=yes], [have_libelf=no])
1911
1912 if test "x$have_libelf" = xno; then
1913    LIBELF_LIBS=''
1914    LIBELF_CFLAGS=''
1915    AC_CHECK_LIB([elf], [elf_memory], [have_libelf=yes;LIBELF_LIBS=-lelf], [have_libelf=no])
1916    AC_SUBST([LIBELF_LIBS])
1917    AC_SUBST([LIBELF_CFLAGS])
1918 fi
1919
1920 if test "x$enable_opencl" = xyes; then
1921     if test -z "$with_gallium_drivers"; then
1922         AC_MSG_ERROR([cannot enable OpenCL without Gallium])
1923     fi
1924
1925     if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 7; then
1926         AC_MSG_ERROR([gcc >= 4.7 is required to build clover])
1927     fi
1928
1929     if test "x$have_libclc" = xno; then
1930         AC_MSG_ERROR([pkg-config cannot find libclc.pc which is required to build clover.
1931                     Make sure the directory containing libclc.pc is specified in your
1932                     PKG_CONFIG_PATH environment variable.
1933                     By default libclc.pc is installed to /usr/local/share/pkgconfig/])
1934     else
1935         LIBCLC_INCLUDEDIR=`$PKG_CONFIG --variable=includedir libclc`
1936         LIBCLC_LIBEXECDIR=`$PKG_CONFIG --variable=libexecdir libclc`
1937         AC_SUBST([LIBCLC_INCLUDEDIR])
1938         AC_SUBST([LIBCLC_LIBEXECDIR])
1939     fi
1940
1941     gallium_st="$gallium_st clover"
1942
1943     if test "x$enable_opencl_icd" = xyes; then
1944         OPENCL_LIBNAME="MesaOpenCL"
1945     else
1946         OPENCL_LIBNAME="OpenCL"
1947     fi
1948
1949     if test "x$have_libelf" != xyes; then
1950        AC_MSG_ERROR([Clover requires libelf])
1951     fi
1952 fi
1953 AM_CONDITIONAL(HAVE_CLOVER, test "x$enable_opencl" = xyes)
1954 AM_CONDITIONAL(HAVE_CLOVER_ICD, test "x$enable_opencl_icd" = xyes)
1955 AC_SUBST([OPENCL_LIBNAME])
1956
1957 dnl
1958 dnl Gallium configuration
1959 dnl
1960 AM_CONDITIONAL(HAVE_GALLIUM, test -n "$with_gallium_drivers")
1961
1962 AC_SUBST([LLVM_BINDIR])
1963 AC_SUBST([LLVM_CFLAGS])
1964 AC_SUBST([LLVM_CPPFLAGS])
1965 AC_SUBST([LLVM_CXXFLAGS])
1966 AC_SUBST([LLVM_LIBDIR])
1967 AC_SUBST([LLVM_LIBS])
1968 AC_SUBST([LLVM_LDFLAGS])
1969 AC_SUBST([LLVM_INCLUDEDIR])
1970 AC_SUBST([LLVM_VERSION])
1971 AC_SUBST([CLANG_RESOURCE_DIR])
1972
1973 case "x$enable_opengl$enable_gles1$enable_gles2" in
1974 x*yes*)
1975     EGL_CLIENT_APIS="$EGL_CLIENT_APIS "'$(GL_LIB)'
1976     ;;
1977 esac
1978
1979 AC_SUBST([VG_LIB_DEPS])
1980 AC_SUBST([EGL_CLIENT_APIS])
1981
1982 dnl
1983 dnl EGL Platforms configuration
1984 dnl
1985 AC_ARG_WITH([egl-platforms],
1986     [AS_HELP_STRING([--with-egl-platforms@<:@=DIRS...@:>@],
1987         [comma delimited native platforms libEGL supports, e.g.
1988         "x11,drm" @<:@default=auto@:>@])],
1989     [with_egl_platforms="$withval"],
1990     [if test "x$enable_egl" = xyes; then
1991         with_egl_platforms="x11"
1992     else
1993         with_egl_platforms=""
1994     fi])
1995
1996 if test "x$with_egl_platforms" != "x" -a "x$enable_egl" != xyes; then
1997     AC_MSG_ERROR([cannot build egl state tracker without EGL library])
1998 fi
1999
2000 PKG_CHECK_MODULES([WAYLAND_SCANNER], [wayland_scanner],
2001         WAYLAND_SCANNER=`$PKG_CONFIG --variable=wayland_scanner wayland_scanner`,
2002         WAYLAND_SCANNER='')
2003 if test "x$WAYLAND_SCANNER" = x; then
2004     AC_PATH_PROG([WAYLAND_SCANNER], [wayland-scanner])
2005 fi
2006
2007 # Do per-EGL platform setups and checks
2008 egl_platforms=`IFS=', '; echo $with_egl_platforms`
2009 for plat in $egl_platforms; do
2010         case "$plat" in
2011         wayland)
2012                 test "x$have_libdrm" != xyes &&
2013                         AC_MSG_ERROR([EGL platform wayland requires libdrm >= $LIBDRM_REQUIRED])
2014
2015                 PKG_CHECK_MODULES([WAYLAND], [wayland-client >= $WAYLAND_REQUIRED wayland-server >= $WAYLAND_REQUIRED])
2016
2017                 if test "x$WAYLAND_SCANNER" = x; then
2018                         AC_MSG_ERROR([wayland-scanner is needed to compile the wayland egl platform])
2019                 fi
2020                 ;;
2021
2022         x11)
2023                 PKG_CHECK_MODULES([XCB_DRI2], [x11-xcb xcb xcb-dri2 >= $XCBDRI2_REQUIRED xcb-xfixes])
2024                 ;;
2025
2026         drm)
2027                 test "x$enable_gbm" = "xno" &&
2028                         AC_MSG_ERROR([EGL platform drm needs gbm])
2029                 test "x$have_libdrm" != xyes &&
2030                         AC_MSG_ERROR([EGL platform drm requires libdrm >= $LIBDRM_REQUIRED])
2031                 ;;
2032
2033         surfaceless)
2034                 test "x$have_libdrm" != xyes &&
2035                         AC_MSG_ERROR([EGL platform surfaceless requires libdrm >= $LIBDRM_REQUIRED])
2036                 ;;
2037
2038         android)
2039                 ;;
2040
2041         *)
2042                 AC_MSG_ERROR([EGL platform '$plat' does not exist])
2043                 ;;
2044         esac
2045
2046         case "$plat$need_pci_id$have_pci_id" in
2047                 waylandyesno|drmyesno)
2048                     AC_MSG_ERROR([cannot build $plat platform without udev >= $LIBUDEV_REQUIRED or sysfs]) ;;
2049         esac
2050 done
2051
2052 # libEGL wants to default to the first platform specified in
2053 # ./configure.  parse that here.
2054 if test "x$egl_platforms" != "x"; then
2055     FIRST_PLATFORM_CAPS=`echo $egl_platforms | sed 's| .*||' | tr '[[a-z]]' '[[A-Z]]'`
2056     EGL_NATIVE_PLATFORM="_EGL_PLATFORM_$FIRST_PLATFORM_CAPS"
2057 else
2058     EGL_NATIVE_PLATFORM="_EGL_INVALID_PLATFORM"
2059 fi
2060
2061 AM_CONDITIONAL(HAVE_PLATFORM_X11, echo "$egl_platforms" | grep -q 'x11')
2062 AM_CONDITIONAL(HAVE_PLATFORM_WAYLAND, echo "$egl_platforms" | grep -q 'wayland')
2063 AM_CONDITIONAL(HAVE_EGL_PLATFORM_DRM, echo "$egl_platforms" | grep -q 'drm')
2064 AM_CONDITIONAL(HAVE_EGL_PLATFORM_SURFACELESS, echo "$egl_platforms" | grep -q 'surfaceless')
2065 AM_CONDITIONAL(HAVE_EGL_PLATFORM_ANDROID, echo "$egl_platforms" | grep -q 'android')
2066
2067 AM_CONDITIONAL(HAVE_EGL_DRIVER_DRI2, test "x$HAVE_EGL_DRIVER_DRI2" != "x")
2068
2069 AC_SUBST([EGL_NATIVE_PLATFORM])
2070 AC_SUBST([EGL_CFLAGS])
2071
2072 # If we don't have the X11 platform, set this define so we don't try to include
2073 # the X11 headers.
2074 if ! echo "$egl_platforms" | grep -q 'x11'; then
2075     DEFINES="$DEFINES -DMESA_EGL_NO_X11_HEADERS"
2076     GL_PC_CFLAGS="$GL_PC_CFLAGS -DMESA_EGL_NO_X11_HEADERS"
2077 fi
2078
2079 dnl
2080 dnl Gallium LLVM
2081 dnl
2082 AC_ARG_ENABLE([gallium-llvm],
2083     [AS_HELP_STRING([--enable-gallium-llvm],
2084         [build gallium LLVM support @<:@default=enabled on x86/x86_64@:>@])],
2085     [enable_gallium_llvm="$enableval"],
2086     [enable_gallium_llvm=auto])
2087
2088 AC_ARG_ENABLE([llvm-shared-libs],
2089     [AS_HELP_STRING([--enable-llvm-shared-libs],
2090         [link with LLVM shared libraries @<:@default=enabled@:>@])],
2091     [enable_llvm_shared_libs="$enableval"],
2092     [enable_llvm_shared_libs=yes])
2093
2094 AC_ARG_WITH([llvm-prefix],
2095     [AS_HELP_STRING([--with-llvm-prefix],
2096         [Prefix for LLVM installations in non-standard locations])],
2097     [llvm_prefix="$withval"],
2098     [llvm_prefix=''])
2099
2100
2101 # Call this inside ` ` to get the return value.
2102 # $1 is the llvm-config command with arguments.
2103 strip_unwanted_llvm_flags() {
2104     # Use \> (marks the end of the word)
2105     echo `$1` | sed \
2106         -e 's/-march=\S*//g' \
2107         -e 's/-mtune=\S*//g' \
2108         -e 's/-mcpu=\S*//g' \
2109         -e 's/-DNDEBUG\>//g' \
2110         -e 's/-D_GNU_SOURCE\>//g' \
2111         -e 's/-pedantic\>//g' \
2112         -e 's/-Wcovered-switch-default\>//g' \
2113         -e 's/-O.\>//g' \
2114         -e 's/-g\>//g' \
2115         -e 's/-Wall\>//g' \
2116         -e 's/-Wcast-qual\>//g' \
2117         -e 's/-Woverloaded-virtual\>//g' \
2118         -e 's/-fcolor-diagnostics\>//g' \
2119         -e 's/-fdata-sections\>//g' \
2120         -e 's/-ffunction-sections\>//g' \
2121         -e 's/-fno-exceptions\>//g' \
2122         -e 's/-fomit-frame-pointer\>//g' \
2123         -e 's/-fvisibility-inlines-hidden\>//g' \
2124         -e 's/-fPIC\>//g' \
2125         -e 's/-fstack-protector-strong\>//g'
2126 }
2127
2128 llvm_check_version_for() {
2129     if test "${LLVM_VERSION_INT}${LLVM_VERSION_PATCH}" -lt "${1}0${2}${3}"; then
2130         AC_MSG_ERROR([LLVM $1.$2.$3 or newer is required for $4])
2131     fi
2132 }
2133
2134
2135
2136 if test -z "$with_gallium_drivers"; then
2137     enable_gallium_llvm=no
2138 fi
2139 if test "x$enable_gallium_llvm" = xauto; then
2140     case "$host_cpu" in
2141     i*86|x86_64|amd64) enable_gallium_llvm=yes;;
2142     esac
2143 fi
2144 if test "x$enable_gallium_llvm" = xyes; then
2145     if test -n "$llvm_prefix"; then
2146         AC_PATH_TOOL([LLVM_CONFIG], [llvm-config], [no], ["$llvm_prefix/bin"])
2147     else
2148         AC_PATH_TOOL([LLVM_CONFIG], [llvm-config], [no])
2149     fi
2150
2151     if test "x$LLVM_CONFIG" != xno; then
2152         LLVM_VERSION=`$LLVM_CONFIG --version | egrep -o '^[[0-9.]]+'`
2153         LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
2154         LLVM_BINDIR=`$LLVM_CONFIG --bindir`
2155         LLVM_CPPFLAGS=`strip_unwanted_llvm_flags "$LLVM_CONFIG --cppflags"`
2156         LLVM_CFLAGS=$LLVM_CPPFLAGS   # CPPFLAGS seem to be sufficient
2157         LLVM_CXXFLAGS=`strip_unwanted_llvm_flags "$LLVM_CONFIG --cxxflags"`
2158         LLVM_INCLUDEDIR=`$LLVM_CONFIG --includedir`
2159         LLVM_LIBDIR=`$LLVM_CONFIG --libdir`
2160
2161         AC_COMPUTE_INT([LLVM_VERSION_MAJOR], [LLVM_VERSION_MAJOR],
2162             [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
2163         AC_COMPUTE_INT([LLVM_VERSION_MINOR], [LLVM_VERSION_MINOR],
2164             [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
2165
2166         LLVM_VERSION_PATCH=`echo $LLVM_VERSION | cut -d. -f3 | egrep -o '^[[0-9]]+'`
2167         if test -z "$LLVM_VERSION_PATCH"; then
2168             LLVM_VERSION_PATCH=0
2169         fi
2170
2171         if test -n "${LLVM_VERSION_MAJOR}"; then
2172             LLVM_VERSION_INT="${LLVM_VERSION_MAJOR}0${LLVM_VERSION_MINOR}"
2173         else
2174             LLVM_VERSION_INT=`echo $LLVM_VERSION | sed -e 's/\([[0-9]]\)\.\([[0-9]]\)/\10\2/g'`
2175         fi
2176
2177         LLVM_REQUIRED_VERSION_MAJOR="3"
2178         LLVM_REQUIRED_VERSION_MINOR="3"
2179         if test "$LLVM_VERSION_INT" -lt "${LLVM_REQUIRED_VERSION_MAJOR}0${LLVM_REQUIRED_VERSION_MINOR}"; then
2180             AC_MSG_ERROR([LLVM $LLVM_REQUIRED_VERSION_MAJOR.$LLVM_REQUIRED_VERSION_MINOR or newer is required])
2181         fi
2182
2183         LLVM_COMPONENTS="engine bitwriter mcjit mcdisassembler"
2184
2185         if test "x$enable_opencl" = xyes; then
2186             llvm_check_version_for "3" "5" "0" "opencl"
2187
2188             LLVM_COMPONENTS="${LLVM_COMPONENTS} all-targets ipo linker instrumentation"
2189             LLVM_COMPONENTS="${LLVM_COMPONENTS} irreader option objcarcopts profiledata"
2190         fi
2191         DEFINES="${DEFINES} -DHAVE_LLVM=0x0$LLVM_VERSION_INT -DMESA_LLVM_VERSION_PATCH=$LLVM_VERSION_PATCH"
2192         MESA_LLVM=1
2193
2194         dnl Check for Clang internal headers
2195         if test "x$enable_opencl" = xyes; then
2196             if test -z "$CLANG_LIBDIR"; then
2197                 CLANG_LIBDIR=${LLVM_LIBDIR}
2198             fi
2199             CLANG_RESOURCE_DIR=$CLANG_LIBDIR/clang/${LLVM_VERSION}
2200             AS_IF([test ! -f "$CLANG_RESOURCE_DIR/include/stddef.h"],
2201                 [AC_MSG_ERROR([Could not find clang internal header stddef.h in $CLANG_RESOURCE_DIR Use --with-clang-libdir to specify the correct path to the clang libraries.])])
2202         fi
2203     else
2204         MESA_LLVM=0
2205         LLVM_VERSION_INT=0
2206     fi
2207 else
2208     MESA_LLVM=0
2209     LLVM_VERSION_INT=0
2210
2211     if test "x$enable_opencl" = xyes; then
2212         AC_MSG_ERROR([cannot enable OpenCL without LLVM])
2213     fi
2214 fi
2215
2216 dnl Directory for XVMC libs
2217 AC_ARG_WITH([xvmc-libdir],
2218     [AS_HELP_STRING([--with-xvmc-libdir=DIR],
2219         [directory for the XVMC libraries @<:@default=${libdir}@:>@])],
2220     [XVMC_LIB_INSTALL_DIR="$withval"],
2221     [XVMC_LIB_INSTALL_DIR='${libdir}'])
2222 AC_SUBST([XVMC_LIB_INSTALL_DIR])
2223
2224 dnl
2225 dnl Gallium Tests
2226 dnl
2227 AM_CONDITIONAL(HAVE_GALLIUM_TESTS, test "x$enable_gallium_tests" = xyes)
2228
2229 dnl Directory for VDPAU libs
2230 AC_ARG_WITH([vdpau-libdir],
2231     [AS_HELP_STRING([--with-vdpau-libdir=DIR],
2232         [directory for the VDPAU libraries @<:@default=${libdir}/vdpau@:>@])],
2233     [VDPAU_LIB_INSTALL_DIR="$withval"],
2234     [VDPAU_LIB_INSTALL_DIR='${libdir}/vdpau'])
2235 AC_SUBST([VDPAU_LIB_INSTALL_DIR])
2236
2237 dnl Directory for OMX libs
2238
2239 AC_ARG_WITH([omx-libdir],
2240     [AS_HELP_STRING([--with-omx-libdir=DIR],
2241         [directory for the OMX libraries])],
2242     [OMX_LIB_INSTALL_DIR="$withval"],
2243     [OMX_LIB_INSTALL_DIR=`$PKG_CONFIG --define-variable=libdir=\$libdir --variable=pluginsdir libomxil-bellagio`])
2244 AC_SUBST([OMX_LIB_INSTALL_DIR])
2245
2246 dnl Directory for VA libs
2247
2248 AC_ARG_WITH([va-libdir],
2249     [AS_HELP_STRING([--with-va-libdir=DIR],
2250         [directory for the VA libraries @<:@${libdir}/dri@:>@])],
2251     [VA_LIB_INSTALL_DIR="$withval"],
2252     [VA_LIB_INSTALL_DIR="${libdir}/dri"])
2253 AC_SUBST([VA_LIB_INSTALL_DIR])
2254
2255 AC_ARG_WITH([d3d-libdir],
2256     [AS_HELP_STRING([--with-d3d-libdir=DIR],
2257         [directory for the D3D modules @<:@${libdir}/d3d@:>@])],
2258     [D3D_DRIVER_INSTALL_DIR="$withval"],
2259     [D3D_DRIVER_INSTALL_DIR="${libdir}/d3d"])
2260 AC_SUBST([D3D_DRIVER_INSTALL_DIR])
2261
2262 dnl
2263 dnl Gallium helper functions
2264 dnl
2265 gallium_require_drm() {
2266     if test "x$have_libdrm" != xyes; then
2267        AC_MSG_ERROR([$1 requires libdrm >= $LIBDRM_REQUIRED])
2268     fi
2269 }
2270
2271 gallium_require_llvm() {
2272     if test "x$MESA_LLVM" = x0; then
2273         case "$host" in *gnux32) return;; esac
2274         case "$host_cpu" in
2275         i*86|x86_64|amd64) AC_MSG_ERROR([LLVM is required to build $1 on x86 and x86_64]);;
2276         esac
2277     fi
2278 }
2279
2280 gallium_require_drm_loader() {
2281     if test "x$need_pci_id$have_pci_id" = xyesno; then
2282         AC_MSG_ERROR([Gallium drm loader requires libudev >= $LIBUDEV_REQUIRED or sysfs])
2283     fi
2284 }
2285
2286 dnl This is for Glamor. Skip this if OpenGL is disabled.
2287 require_egl_drm() {
2288     if test "x$enable_opengl" = xno; then
2289         return 0
2290     fi
2291
2292     case "$with_egl_platforms" in
2293         *drm*)
2294             ;;
2295          *)
2296             AC_MSG_ERROR([--with-egl-platforms=drm is required to build the $1 driver.])
2297             ;;
2298     esac
2299     if test "x$enable_gbm" != xyes; then
2300             AC_MSG_ERROR([--enable-gbm is required to build the $1 driver.])
2301     fi
2302 }
2303
2304 radeon_llvm_check() {
2305     if test ${LLVM_VERSION_INT} -lt 307; then
2306         amdgpu_llvm_target_name='r600'
2307     else
2308         amdgpu_llvm_target_name='amdgpu'
2309     fi
2310     if test "x$enable_gallium_llvm" != "xyes"; then
2311         AC_MSG_ERROR([--enable-gallium-llvm is required when building $1])
2312     fi
2313     llvm_check_version_for "3" "6" "0" $1
2314     if test true && $LLVM_CONFIG --targets-built | grep -iqvw $amdgpu_llvm_target_name ; then
2315         AC_MSG_ERROR([LLVM $amdgpu_llvm_target_name not enabled in your LLVM build.])
2316     fi
2317     LLVM_COMPONENTS="${LLVM_COMPONENTS} $amdgpu_llvm_target_name bitreader ipo"
2318     NEED_RADEON_LLVM=yes
2319     if test "x$have_libelf" != xyes; then
2320        AC_MSG_ERROR([$1 requires libelf when using llvm])
2321     fi
2322 }
2323
2324 swr_llvm_check() {
2325     gallium_require_llvm $1
2326     if test ${LLVM_VERSION_INT} -lt 306; then
2327         AC_MSG_ERROR([LLVM version 3.6 or later required when building $1])
2328     fi
2329     if test "x$enable_gallium_llvm" != "xyes"; then
2330         AC_MSG_ERROR([--enable-gallium-llvm is required when building $1])
2331     fi
2332 }
2333
2334 swr_require_cxx_feature_flags() {
2335     feature_name="$1"
2336     preprocessor_test="$2"
2337     option_list="$3"
2338     output_var="$4"
2339
2340     AC_MSG_CHECKING([whether $CXX supports $feature_name])
2341     AC_LANG_PUSH([C++])
2342     save_CXXFLAGS="$CXXFLAGS"
2343     save_IFS="$IFS"
2344     IFS=","
2345     found=0
2346     for opts in $option_list
2347     do
2348         unset IFS
2349         CXXFLAGS="$opts $save_CXXFLAGS"
2350         AC_COMPILE_IFELSE(
2351             [AC_LANG_PROGRAM(
2352                 [   #if !($preprocessor_test)
2353                     #error
2354                     #endif
2355                 ])],
2356             [found=1; break],
2357             [])
2358         IFS=","
2359     done
2360     IFS="$save_IFS"
2361     CXXFLAGS="$save_CXXFLAGS"
2362     AC_LANG_POP([C++])
2363     if test $found -eq 1; then
2364         AC_MSG_RESULT([$opts])
2365         eval "$output_var=\$opts"
2366         return 0
2367     fi
2368     AC_MSG_RESULT([no])
2369     AC_MSG_ERROR([swr requires $feature_name support])
2370     return 1
2371 }
2372
2373 dnl Duplicates in GALLIUM_DRIVERS_DIRS are removed by sorting it after this block
2374 if test -n "$with_gallium_drivers"; then
2375     gallium_drivers=`IFS=', '; echo $with_gallium_drivers`
2376     for driver in $gallium_drivers; do
2377         case "x$driver" in
2378         xsvga)
2379             HAVE_GALLIUM_SVGA=yes
2380             gallium_require_drm "svga"
2381             gallium_require_drm_loader
2382             ;;
2383         xi915)
2384             HAVE_GALLIUM_I915=yes
2385             PKG_CHECK_MODULES([INTEL], [libdrm_intel >= $LIBDRM_INTEL_REQUIRED])
2386             gallium_require_drm "Gallium i915"
2387             gallium_require_drm_loader
2388             ;;
2389         xilo)
2390             HAVE_GALLIUM_ILO=yes
2391             PKG_CHECK_MODULES([INTEL], [libdrm_intel >= $LIBDRM_INTEL_REQUIRED])
2392             gallium_require_drm "Gallium i965/ilo"
2393             gallium_require_drm_loader
2394             ;;
2395         xr300)
2396             HAVE_GALLIUM_R300=yes
2397             PKG_CHECK_MODULES([RADEON], [libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
2398             gallium_require_drm "Gallium R300"
2399             gallium_require_drm_loader
2400             gallium_require_llvm "Gallium R300"
2401             ;;
2402         xr600)
2403             HAVE_GALLIUM_R600=yes
2404             PKG_CHECK_MODULES([RADEON], [libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
2405             gallium_require_drm "Gallium R600"
2406             gallium_require_drm_loader
2407             if test "x$enable_opencl" = xyes; then
2408                 radeon_llvm_check "r600g"
2409                 LLVM_COMPONENTS="${LLVM_COMPONENTS} bitreader asmparser"
2410             fi
2411             ;;
2412         xradeonsi)
2413             HAVE_GALLIUM_RADEONSI=yes
2414             PKG_CHECK_MODULES([RADEON], [libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
2415             PKG_CHECK_MODULES([AMDGPU], [libdrm_amdgpu >= $LIBDRM_AMDGPU_REQUIRED])
2416             gallium_require_drm "radeonsi"
2417             gallium_require_drm_loader
2418             radeon_llvm_check "radeonsi"
2419             require_egl_drm "radeonsi"
2420             ;;
2421         xnouveau)
2422             HAVE_GALLIUM_NOUVEAU=yes
2423             PKG_CHECK_MODULES([NOUVEAU], [libdrm_nouveau >= $LIBDRM_NOUVEAU_REQUIRED])
2424             gallium_require_drm "nouveau"
2425             gallium_require_drm_loader
2426             ;;
2427         xfreedreno)
2428             HAVE_GALLIUM_FREEDRENO=yes
2429             PKG_CHECK_MODULES([FREEDRENO], [libdrm_freedreno >= $LIBDRM_FREEDRENO_REQUIRED])
2430             gallium_require_drm "freedreno"
2431             gallium_require_drm_loader
2432             ;;
2433         xswrast)
2434             HAVE_GALLIUM_SOFTPIPE=yes
2435             if test "x$MESA_LLVM" = x1; then
2436                 HAVE_GALLIUM_LLVMPIPE=yes
2437             fi
2438             ;;
2439         xswr)
2440             swr_llvm_check "swr"
2441
2442             swr_require_cxx_feature_flags "C++11" "__cplusplus >= 201103L" \
2443                 ",-std=c++11" \
2444                 SWR_CXX11_CXXFLAGS
2445             AC_SUBST([SWR_CXX11_CXXFLAGS])
2446
2447             swr_require_cxx_feature_flags "AVX" "defined(__AVX__)" \
2448                 ",-mavx,-march=core-avx" \
2449                 SWR_AVX_CXXFLAGS
2450             AC_SUBST([SWR_AVX_CXXFLAGS])
2451
2452             swr_require_cxx_feature_flags "AVX2" "defined(__AVX2__)" \
2453                 ",-mavx2 -mfma -mbmi2 -mf16c,-march=core-avx2" \
2454                 SWR_AVX2_CXXFLAGS
2455             AC_SUBST([SWR_AVX2_CXXFLAGS])
2456
2457             HAVE_GALLIUM_SWR=yes
2458             ;;
2459         xvc4)
2460             HAVE_GALLIUM_VC4=yes
2461             gallium_require_drm "vc4"
2462             gallium_require_drm_loader
2463
2464             PKG_CHECK_MODULES([SIMPENROSE], [simpenrose],
2465                               [USE_VC4_SIMULATOR=yes;
2466                                DEFINES="$DEFINES -DUSE_VC4_SIMULATOR"],
2467                               [USE_VC4_SIMULATOR=no])
2468             ;;
2469         xvirgl)
2470             HAVE_GALLIUM_VIRGL=yes
2471             gallium_require_drm "virgl"
2472             gallium_require_drm_loader
2473             require_egl_drm "virgl"
2474             ;;
2475         *)
2476             AC_MSG_ERROR([Unknown Gallium driver: $driver])
2477             ;;
2478         esac
2479     done
2480 fi
2481
2482 dnl Set LLVM_LIBS - This is done after the driver configuration so
2483 dnl that drivers can add additional components to LLVM_COMPONENTS.
2484 dnl Previously, gallium drivers were updating LLVM_LIBS directly
2485 dnl by calling llvm-config --libs ${DRIVER_LLVM_COMPONENTS}, but
2486 dnl this was causing the same libraries to be appear multiple times
2487 dnl in LLVM_LIBS.
2488
2489 if test "x$MESA_LLVM" != x0; then
2490
2491     if ! $LLVM_CONFIG --libs ${LLVM_COMPONENTS} >/dev/null; then
2492        AC_MSG_ERROR([Calling ${LLVM_CONFIG} failed])
2493     fi
2494     LLVM_LIBS="`$LLVM_CONFIG --libs ${LLVM_COMPONENTS}`"
2495
2496     dnl llvm-config may not give the right answer when llvm is a built as a
2497     dnl single shared library, so we must work the library name out for
2498     dnl ourselves.
2499     dnl (See https://llvm.org/bugs/show_bug.cgi?id=6823)
2500     if test "x$enable_llvm_shared_libs" = xyes; then
2501         dnl We can't use $LLVM_VERSION because it has 'svn' stripped out,
2502         LLVM_SO_NAME=LLVM-`$LLVM_CONFIG --version`
2503         AS_IF([test -f "$LLVM_LIBDIR/lib$LLVM_SO_NAME.$IMP_LIB_EXT"], [llvm_have_one_so=yes])
2504
2505         if test "x$llvm_have_one_so" = xyes; then
2506             dnl LLVM was built using auto*, so there is only one shared object.
2507             LLVM_LIBS="-l$LLVM_SO_NAME"
2508         else
2509             dnl If LLVM was built with CMake, there will be one shared object per
2510             dnl component.
2511             AS_IF([test ! -f "$LLVM_LIBDIR/libLLVMTarget.$IMP_LIB_EXT"],
2512                     [AC_MSG_ERROR([Could not find llvm shared libraries:
2513         Please make sure you have built llvm with the --enable-shared option
2514         and that your llvm libraries are installed in $LLVM_LIBDIR
2515         If you have installed your llvm libraries to a different directory you
2516         can use the --with-llvm-prefix= configure flag to specify this directory.
2517         NOTE: Mesa is attempting to use llvm shared libraries by default.
2518         If you do not want to build with llvm shared libraries and instead want to
2519         use llvm static libraries then add --disable-llvm-shared-libs to your configure
2520         invocation and rebuild.])])
2521
2522            dnl We don't need to update LLVM_LIBS in this case because the LLVM
2523            dnl install uses a shared object for each component and we have
2524            dnl already added all of these objects to LLVM_LIBS.
2525         fi
2526     else
2527         AC_MSG_WARN([Building mesa with statically linked LLVM may cause compilation issues])
2528         dnl We need to link to llvm system libs when using static libs
2529         dnl However, only llvm 3.5+ provides --system-libs
2530         if test $LLVM_VERSION_MAJOR -eq 3 -a $LLVM_VERSION_MINOR -ge 5; then
2531             LLVM_LIBS="$LLVM_LIBS `$LLVM_CONFIG --system-libs`"
2532         fi
2533     fi
2534 fi
2535
2536 AM_CONDITIONAL(HAVE_GALLIUM_SVGA, test "x$HAVE_GALLIUM_SVGA" = xyes)
2537 AM_CONDITIONAL(HAVE_GALLIUM_I915, test "x$HAVE_GALLIUM_I915" = xyes)
2538 AM_CONDITIONAL(HAVE_GALLIUM_ILO, test "x$HAVE_GALLIUM_ILO" = xyes)
2539 AM_CONDITIONAL(HAVE_GALLIUM_R300, test "x$HAVE_GALLIUM_R300" = xyes)
2540 AM_CONDITIONAL(HAVE_GALLIUM_R600, test "x$HAVE_GALLIUM_R600" = xyes)
2541 AM_CONDITIONAL(HAVE_GALLIUM_RADEONSI, test "x$HAVE_GALLIUM_RADEONSI" = xyes)
2542 AM_CONDITIONAL(HAVE_GALLIUM_RADEON_COMMON, test "x$HAVE_GALLIUM_R600" = xyes -o \
2543                                                 "x$HAVE_GALLIUM_RADEONSI" = xyes)
2544 AM_CONDITIONAL(HAVE_GALLIUM_NOUVEAU, test "x$HAVE_GALLIUM_NOUVEAU" = xyes)
2545 AM_CONDITIONAL(HAVE_GALLIUM_FREEDRENO, test "x$HAVE_GALLIUM_FREEDRENO" = xyes)
2546 AM_CONDITIONAL(HAVE_GALLIUM_SOFTPIPE, test "x$HAVE_GALLIUM_SOFTPIPE" = xyes)
2547 AM_CONDITIONAL(HAVE_GALLIUM_LLVMPIPE, test "x$HAVE_GALLIUM_LLVMPIPE" = xyes)
2548 AM_CONDITIONAL(HAVE_GALLIUM_SWR, test "x$HAVE_GALLIUM_SWR" = xyes)
2549 AM_CONDITIONAL(HAVE_GALLIUM_SWRAST, test "x$HAVE_GALLIUM_SOFTPIPE" = xyes -o \
2550                                          "x$HAVE_GALLIUM_LLVMPIPE" = xyes -o \
2551                                          "x$HAVE_GALLIUM_SWR" = xyes)
2552 AM_CONDITIONAL(HAVE_GALLIUM_VC4, test "x$HAVE_GALLIUM_VC4" = xyes)
2553 AM_CONDITIONAL(HAVE_GALLIUM_VIRGL, test "x$HAVE_GALLIUM_VIRGL" = xyes)
2554
2555 AM_CONDITIONAL(HAVE_GALLIUM_STATIC_TARGETS, test "x$enable_shared_pipe_drivers" = xno)
2556
2557 if test "x$enable_dri" = xyes; then
2558     GALLIUM_PIPE_LOADER_DEFINES="$GALLIUM_PIPE_LOADER_DEFINES -DHAVE_PIPE_LOADER_DRI"
2559 fi
2560
2561 if test "x$have_drisw_kms" = xyes; then
2562     GALLIUM_PIPE_LOADER_DEFINES="$GALLIUM_PIPE_LOADER_DEFINES -DHAVE_PIPE_LOADER_KMS"
2563 fi
2564 AC_SUBST([GALLIUM_PIPE_LOADER_DEFINES])
2565
2566 AM_CONDITIONAL(HAVE_I915_DRI, test x$HAVE_I915_DRI = xyes)
2567 AM_CONDITIONAL(HAVE_I965_DRI, test x$HAVE_I965_DRI = xyes)
2568 AM_CONDITIONAL(HAVE_NOUVEAU_DRI, test x$HAVE_NOUVEAU_DRI = xyes)
2569 AM_CONDITIONAL(HAVE_R200_DRI, test x$HAVE_R200_DRI = xyes)
2570 AM_CONDITIONAL(HAVE_RADEON_DRI, test x$HAVE_RADEON_DRI = xyes)
2571 AM_CONDITIONAL(HAVE_SWRAST_DRI, test x$HAVE_SWRAST_DRI = xyes)
2572
2573 AM_CONDITIONAL(HAVE_INTEL_VULKAN, test "x$HAVE_INTEL_VULKAN" = xyes)
2574
2575 AM_CONDITIONAL(HAVE_INTEL_DRIVERS, test "x$HAVE_INTEL_VULKAN" = xyes -o \
2576                                         "x$HAVE_I965_DRI" = xyes)
2577
2578 AM_CONDITIONAL(NEED_RADEON_DRM_WINSYS, test "x$HAVE_GALLIUM_R300" = xyes -o \
2579                                             "x$HAVE_GALLIUM_R600" = xyes -o \
2580                                             "x$HAVE_GALLIUM_RADEONSI" = xyes)
2581 AM_CONDITIONAL(NEED_WINSYS_XLIB, test "x$enable_glx" = xgallium-xlib)
2582 AM_CONDITIONAL(NEED_RADEON_LLVM, test x$NEED_RADEON_LLVM = xyes)
2583 AM_CONDITIONAL(HAVE_GALLIUM_COMPUTE, test x$enable_opencl = xyes)
2584 AM_CONDITIONAL(HAVE_MESA_LLVM, test x$MESA_LLVM = x1)
2585 AM_CONDITIONAL(USE_VC4_SIMULATOR, test x$USE_VC4_SIMULATOR = xyes)
2586 if test "x$USE_VC4_SIMULATOR" = xyes -a "x$HAVE_GALLIUM_ILO" = xyes; then
2587     AC_MSG_ERROR([VC4 simulator on x86 replaces i965 driver build, so ilo must be disabled.])
2588 fi
2589
2590 AM_CONDITIONAL(HAVE_LIBDRM, test "x$have_libdrm" = xyes)
2591 AM_CONDITIONAL(HAVE_OSMESA, test "x$enable_osmesa" = xyes)
2592 AM_CONDITIONAL(HAVE_GALLIUM_OSMESA, test "x$enable_gallium_osmesa" = xyes)
2593
2594 AM_CONDITIONAL(HAVE_X86_ASM, test "x$asm_arch" = xx86 -o "x$asm_arch" = xx86_64)
2595 AM_CONDITIONAL(HAVE_X86_64_ASM, test "x$asm_arch" = xx86_64)
2596 AM_CONDITIONAL(HAVE_SPARC_ASM, test "x$asm_arch" = xsparc)
2597
2598 AC_SUBST([NINE_MAJOR], 1)
2599 AC_SUBST([NINE_MINOR], 0)
2600 AC_SUBST([NINE_TINY], 0)
2601 AC_SUBST([NINE_VERSION], "$NINE_MAJOR.$NINE_MINOR.$NINE_TINY")
2602
2603 AC_SUBST([VDPAU_MAJOR], 1)
2604 AC_SUBST([VDPAU_MINOR], 0)
2605
2606 VA_MAJOR=`$PKG_CONFIG --modversion libva | $SED -n 's/\([[^\.]]*\)\..*$/\1/p'`
2607 VA_MINOR=`$PKG_CONFIG --modversion libva | $SED -n 's/.*\.\(.*\)\..*$/\1/p'`
2608 AC_SUBST([VA_MAJOR], $VA_MAJOR)
2609 AC_SUBST([VA_MINOR], $VA_MINOR)
2610
2611 AC_SUBST([XVMC_MAJOR], 1)
2612 AC_SUBST([XVMC_MINOR], 0)
2613
2614 XA_HEADER="$srcdir/src/gallium/state_trackers/xa/xa_tracker.h"
2615 XA_MAJOR=`grep "#define XA_TRACKER_VERSION_MAJOR" $XA_HEADER | $SED 's/^#define XA_TRACKER_VERSION_MAJOR //'`
2616 XA_MINOR=`grep "#define XA_TRACKER_VERSION_MINOR" $XA_HEADER | $SED 's/^#define XA_TRACKER_VERSION_MINOR //'`
2617 XA_TINY=`grep "#define XA_TRACKER_VERSION_PATCH" $XA_HEADER | $SED 's/^#define XA_TRACKER_VERSION_PATCH //'`
2618
2619 AC_SUBST([XA_MAJOR], $XA_MAJOR)
2620 AC_SUBST([XA_MINOR], $XA_MINOR)
2621 AC_SUBST([XA_TINY], $XA_TINY)
2622 AC_SUBST([XA_VERSION], "$XA_MAJOR.$XA_MINOR.$XA_TINY")
2623
2624 AC_SUBST([TIMESTAMP_CMD], '`test $(SOURCE_DATE_EPOCH) && echo $(SOURCE_DATE_EPOCH) || date +%s`')
2625
2626 AC_ARG_ENABLE(valgrind,
2627               [AS_HELP_STRING([--enable-valgrind],
2628                              [Build mesa with valgrind support (default: auto)])],
2629                              [VALGRIND=$enableval], [VALGRIND=auto])
2630 if test "x$VALGRIND" != xno; then
2631         PKG_CHECK_MODULES(VALGRIND, [valgrind], [have_valgrind=yes], [have_valgrind=no])
2632 fi
2633 AC_MSG_CHECKING([whether to enable Valgrind support])
2634 if test "x$VALGRIND" = xauto; then
2635         VALGRIND="$have_valgrind"
2636 fi
2637
2638 if test "x$VALGRIND" = "xyes"; then
2639         if ! test "x$have_valgrind" = xyes; then
2640                 AC_MSG_ERROR([Valgrind support required but not present])
2641         fi
2642         AC_DEFINE([HAVE_VALGRIND], 1, [Use valgrind intrinsics to suppress false warnings])
2643 fi
2644
2645 AC_MSG_RESULT([$VALGRIND])
2646
2647 dnl Restore LDFLAGS and CPPFLAGS
2648 LDFLAGS="$_SAVE_LDFLAGS"
2649 CPPFLAGS="$_SAVE_CPPFLAGS"
2650
2651 dnl Suppress clang's warnings about unused CFLAGS and CXXFLAGS
2652 if test "x$acv_mesa_CLANG" = xyes; then
2653     CFLAGS="$CFLAGS -Qunused-arguments"
2654     CXXFLAGS="$CXXFLAGS -Qunused-arguments"
2655 fi
2656
2657 dnl Add user CFLAGS and CXXFLAGS
2658 CFLAGS="$CFLAGS $USER_CFLAGS"
2659 CXXFLAGS="$CXXFLAGS $USER_CXXFLAGS"
2660
2661 dnl Substitute the config
2662 AC_CONFIG_FILES([Makefile
2663                 src/Makefile
2664                 src/compiler/Makefile
2665                 src/egl/Makefile
2666                 src/egl/main/egl.pc
2667                 src/egl/wayland/wayland-drm/Makefile
2668                 src/egl/wayland/wayland-egl/Makefile
2669                 src/egl/wayland/wayland-egl/wayland-egl.pc
2670                 src/gallium/Makefile
2671                 src/gallium/auxiliary/Makefile
2672                 src/gallium/auxiliary/pipe-loader/Makefile
2673                 src/gallium/drivers/freedreno/Makefile
2674                 src/gallium/drivers/ddebug/Makefile
2675                 src/gallium/drivers/i915/Makefile
2676                 src/gallium/drivers/ilo/Makefile
2677                 src/gallium/drivers/llvmpipe/Makefile
2678                 src/gallium/drivers/noop/Makefile
2679                 src/gallium/drivers/nouveau/Makefile
2680                 src/gallium/drivers/r300/Makefile
2681                 src/gallium/drivers/r600/Makefile
2682                 src/gallium/drivers/radeon/Makefile
2683                 src/gallium/drivers/radeonsi/Makefile
2684                 src/gallium/drivers/rbug/Makefile
2685                 src/gallium/drivers/softpipe/Makefile
2686                 src/gallium/drivers/svga/Makefile
2687                 src/gallium/drivers/swr/Makefile
2688                 src/gallium/drivers/trace/Makefile
2689                 src/gallium/drivers/vc4/Makefile
2690                 src/gallium/drivers/virgl/Makefile
2691                 src/gallium/state_trackers/clover/Makefile
2692                 src/gallium/state_trackers/dri/Makefile
2693                 src/gallium/state_trackers/glx/xlib/Makefile
2694                 src/gallium/state_trackers/nine/Makefile
2695                 src/gallium/state_trackers/omx/Makefile
2696                 src/gallium/state_trackers/osmesa/Makefile
2697                 src/gallium/state_trackers/va/Makefile
2698                 src/gallium/state_trackers/vdpau/Makefile
2699                 src/gallium/state_trackers/xa/Makefile
2700                 src/gallium/state_trackers/xvmc/Makefile
2701                 src/gallium/targets/d3dadapter9/Makefile
2702                 src/gallium/targets/d3dadapter9/d3d.pc
2703                 src/gallium/targets/dri/Makefile
2704                 src/gallium/targets/libgl-xlib/Makefile
2705                 src/gallium/targets/omx/Makefile
2706                 src/gallium/targets/opencl/Makefile
2707                 src/gallium/targets/opencl/mesa.icd
2708                 src/gallium/targets/osmesa/Makefile
2709                 src/gallium/targets/osmesa/osmesa.pc
2710                 src/gallium/targets/pipe-loader/Makefile
2711                 src/gallium/targets/va/Makefile
2712                 src/gallium/targets/vdpau/Makefile
2713                 src/gallium/targets/xa/Makefile
2714                 src/gallium/targets/xa/xatracker.pc
2715                 src/gallium/targets/xvmc/Makefile
2716                 src/gallium/tests/trivial/Makefile
2717                 src/gallium/tests/unit/Makefile
2718                 src/gallium/winsys/freedreno/drm/Makefile
2719                 src/gallium/winsys/i915/drm/Makefile
2720                 src/gallium/winsys/intel/drm/Makefile
2721                 src/gallium/winsys/nouveau/drm/Makefile
2722                 src/gallium/winsys/radeon/drm/Makefile
2723                 src/gallium/winsys/amdgpu/drm/Makefile
2724                 src/gallium/winsys/svga/drm/Makefile
2725                 src/gallium/winsys/sw/dri/Makefile
2726                 src/gallium/winsys/sw/kms-dri/Makefile
2727                 src/gallium/winsys/sw/null/Makefile
2728                 src/gallium/winsys/sw/wrapper/Makefile
2729                 src/gallium/winsys/sw/xlib/Makefile
2730                 src/gallium/winsys/vc4/drm/Makefile
2731                 src/gallium/winsys/virgl/drm/Makefile
2732                 src/gallium/winsys/virgl/vtest/Makefile
2733                 src/gbm/Makefile
2734                 src/gbm/main/gbm.pc
2735                 src/glx/Makefile
2736                 src/glx/apple/Makefile
2737                 src/glx/tests/Makefile
2738                 src/gtest/Makefile
2739                 src/intel/Makefile
2740                 src/intel/genxml/Makefile
2741                 src/intel/isl/Makefile
2742                 src/intel/vulkan/Makefile
2743                 src/loader/Makefile
2744                 src/mapi/Makefile
2745                 src/mapi/es1api/glesv1_cm.pc
2746                 src/mapi/es2api/glesv2.pc
2747                 src/mapi/glapi/gen/Makefile
2748                 src/mesa/Makefile
2749                 src/mesa/gl.pc
2750                 src/mesa/drivers/dri/dri.pc
2751                 src/mesa/drivers/dri/common/Makefile
2752                 src/mesa/drivers/dri/common/xmlpool/Makefile
2753                 src/mesa/drivers/dri/i915/Makefile
2754                 src/mesa/drivers/dri/i965/Makefile
2755                 src/mesa/drivers/dri/Makefile
2756                 src/mesa/drivers/dri/nouveau/Makefile
2757                 src/mesa/drivers/dri/r200/Makefile
2758                 src/mesa/drivers/dri/radeon/Makefile
2759                 src/mesa/drivers/dri/swrast/Makefile
2760                 src/mesa/drivers/osmesa/Makefile
2761                 src/mesa/drivers/osmesa/osmesa.pc
2762                 src/mesa/drivers/x11/Makefile
2763                 src/mesa/main/tests/Makefile
2764                 src/util/Makefile
2765                 src/util/tests/hash_table/Makefile])
2766
2767 AC_OUTPUT
2768
2769 # Fix up dependencies in *.Plo files, where we changed the extension of a
2770 # source file
2771 $SED -i -e 's/brw_blorp.cpp/brw_blorp.c/' src/mesa/drivers/dri/i965/.deps/brw_blorp.Plo
2772 $SED -i -e 's/gen6_blorp.cpp/gen6_blorp.c/' src/mesa/drivers/dri/i965/.deps/gen6_blorp.Plo
2773 $SED -i -e 's/gen7_blorp.cpp/gen7_blorp.c/' src/mesa/drivers/dri/i965/.deps/gen7_blorp.Plo
2774 $SED -i -e 's/gen8_blorp.cpp/gen8_blorp.c/' src/mesa/drivers/dri/i965/.deps/gen8_blorp.Plo
2775
2776
2777 dnl
2778 dnl Output some configuration info for the user
2779 dnl
2780 echo ""
2781 echo "        prefix:          $prefix"
2782 echo "        exec_prefix:     $exec_prefix"
2783 echo "        libdir:          $libdir"
2784 echo "        includedir:      $includedir"
2785
2786 dnl API info
2787 echo ""
2788 echo "        OpenGL:          $enable_opengl (ES1: $enable_gles1 ES2: $enable_gles2)"
2789
2790 dnl Driver info
2791 echo ""
2792 case "x$enable_osmesa$enable_gallium_osmesa" in
2793 xnoyes)
2794         echo "        OSMesa:          lib$OSMESA_LIB (Gallium)"
2795         ;;
2796 xyesno)
2797         echo "        OSMesa:          lib$OSMESA_LIB"
2798         ;;
2799 xnono)
2800         echo "        OSMesa:          no"
2801         ;;
2802 esac
2803
2804 echo ""
2805 if test "x$enable_dri" != xno; then
2806         echo "        DRI platform:    $dri_platform"
2807         if test -z "$DRI_DIRS"; then
2808             echo "        DRI drivers:     no"
2809         else
2810             echo "        DRI drivers:     $DRI_DIRS"
2811         fi
2812         echo "        DRI driver dir:  $DRI_DRIVER_INSTALL_DIR"
2813 fi
2814
2815 case "x$enable_glx" in
2816 xdri)
2817     echo "        GLX:             DRI-based"
2818     ;;
2819 xxlib)
2820     echo "        GLX:             Xlib-based"
2821     ;;
2822 xgallium-xlib)
2823     echo "        GLX:             Xlib-based (Gallium)"
2824     ;;
2825 *)
2826     echo "        GLX:             $enable_glx"
2827     ;;
2828 esac
2829
2830 dnl EGL
2831 echo ""
2832 echo "        EGL:             $enable_egl"
2833 if test "$enable_egl" = yes; then
2834     echo "        EGL platforms:   $egl_platforms"
2835
2836     egl_drivers=""
2837     if test "x$HAVE_EGL_DRIVER_DRI2" != "x"; then
2838         egl_drivers="$egl_drivers builtin:egl_dri2"
2839     fi
2840     if test "x$HAVE_EGL_DRIVER_DRI3" != "x"; then
2841         egl_drivers="$egl_drivers builtin:egl_dri3"
2842     fi
2843
2844     echo "        EGL drivers:    $egl_drivers"
2845 fi
2846
2847 # Vulkan
2848 echo ""
2849 if test "x$VULKAN_DRIVERS" != x; then
2850     echo "        Vulkan drivers:  $VULKAN_DRIVERS"
2851     echo "        Vulkan ICD dir:  $VULKAN_ICD_INSTALL_DIR"
2852 else
2853     echo "        Vulkan drivers:  no"
2854 fi
2855
2856 echo ""
2857 if test "x$MESA_LLVM" = x1; then
2858     echo "        llvm:            yes"
2859     echo "        llvm-config:     $LLVM_CONFIG"
2860     echo "        llvm-version:    $LLVM_VERSION"
2861 else
2862     echo "        llvm:            no"
2863 fi
2864
2865 echo ""
2866 if test -n "$with_gallium_drivers"; then
2867     echo "        Gallium drivers: $gallium_drivers"
2868     echo "        Gallium st:      $gallium_st"
2869 else
2870     echo "        Gallium:         no"
2871 fi
2872
2873 dnl Shader cache
2874 echo ""
2875 echo "        Shader cache:    $enable_shader_cache"
2876 if test "x$enable_shader_cache" = "xyes"; then
2877     echo "        With SHA1 from:  $with_sha1"
2878 fi
2879
2880 dnl Libraries
2881 echo ""
2882 echo "        Shared libs:     $enable_shared"
2883 echo "        Static libs:     $enable_static"
2884 echo "        Shared-glapi:    $enable_shared_glapi"
2885
2886 dnl Compiler options
2887 # cleanup the CFLAGS/CXXFLAGS/DEFINES vars
2888 cflags=`echo $CFLAGS | \
2889     $SED 's/^ *//;s/  */ /;s/ *$//'`
2890 cxxflags=`echo $CXXFLAGS | \
2891     $SED 's/^ *//;s/  */ /;s/ *$//'`
2892 defines=`echo $DEFINES | $SED 's/^ *//;s/  */ /;s/ *$//'`
2893 echo ""
2894 echo "        CFLAGS:          $cflags"
2895 echo "        CXXFLAGS:        $cxxflags"
2896 echo "        Macros:          $defines"
2897 echo ""
2898 if test "x$MESA_LLVM" = x1; then
2899     echo "        LLVM_CFLAGS:     $LLVM_CFLAGS"
2900     echo "        LLVM_CXXFLAGS:   $LLVM_CXXFLAGS"
2901     echo "        LLVM_CPPFLAGS:   $LLVM_CPPFLAGS"
2902     echo "        LLVM_LDFLAGS:    $LLVM_LDFLAGS"
2903     echo ""
2904 fi
2905 echo "        PYTHON2:         $PYTHON2"
2906
2907 echo ""
2908 echo "        Run '${MAKE-make}' to build Mesa"
2909 echo ""