configure.ac

   1 dnl Copyright © 2011-2014 Intel Corporation
   2 dnl Copyright © 2011-2014 Emil Velikov <emil.l.velikov@gmail.com>
   3 dnl Copyright © 2007-2010 Dan Nicholson
   4 dnl Copyright © 2010-2014 Marek Olšák <maraeo@gmail.com>
   5 dnl Copyright © 2010-2014 Christian König
   6 dnl Copyright © 2012-2014 Tom Stellard <tstellar@gmail.com>
   7 dnl Copyright © 2009-2012 Jakob Bornecrantz
   8 dnl Copyright © 2009-2014 Jon TURNEY
   9 dnl Copyright © 2011-2012 Benjamin Franzke
  10 dnl Copyright © 2008-2014 David Airlie
  11 dnl Copyright © 2009-2013 Brian Paul
  12 dnl Copyright © 2003-2007 Keith Packard, Daniel Stone
  13 dnl
  14 dnl Permission is hereby granted, free of charge, to any person obtaining a
  15 dnl copy of this software and associated documentation files (the "Software"),
  16 dnl to deal in the Software without restriction, including without limitation
  17 dnl the rights to use, copy, modify, merge, publish, distribute, sublicense,
  18 dnl and/or sell copies of the Software, and to permit persons to whom the
  19 dnl Software is furnished to do so, subject to the following conditions:
  20 dnl
  21 dnl The above copyright notice and this permission notice (including the next
  22 dnl paragraph) shall be included in all copies or substantial portions of the
  23 dnl Software.
  24 dnl
  25 dnl THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  26 dnl IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  27 dnl FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  28 dnl THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  29 dnl LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  30 dnl FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  31 dnl DEALINGS IN THE SOFTWARE.
  32 dnl
  33 dnl Process this file with autoconf to create configure.
  34
  35 AC_PREREQ([2.60])
  36
  37 dnl Tell the user about autoconf.html in the --help output
  38 m4_divert_once([HELP_END], [
  39 See docs/autoconf.html for more details on the options for Mesa.])
  40
  41 m4_define(MESA_VERSION, m4_normalize(m4_include(VERSION)))
  42 AC_INIT([Mesa], [MESA_VERSION],
  43     [https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa])
  44 AC_CONFIG_AUX_DIR([bin])
  45 AC_CONFIG_MACRO_DIR([m4])
  46 AC_CANONICAL_SYSTEM
  47 AM_INIT_AUTOMAKE([foreign tar-ustar dist-xz subdir-objects])
  48
  49 dnl We only support native Windows builds (MinGW/MSVC) through SCons.
  50 case "$host_os" in
  51 mingw*)
  52     AC_MSG_ERROR([MinGW build not supported through autoconf/automake, use SCons instead])
  53     ;;
  54 esac
  55
  56 # Support silent build rules, requires at least automake-1.11. Disable
  57 # by either passing --disable-silent-rules to configure or passing V=1
  58 # to make
  59 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])],
  60     [AC_SUBST([AM_DEFAULT_VERBOSITY], [1])])
  61
  62 m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
  63
  64 dnl Set internal versions
  65 OSMESA_VERSION=8
  66 AC_SUBST([OSMESA_VERSION])
  67 OPENCL_VERSION=1
  68 AC_SUBST([OPENCL_VERSION])
  69
  70 dnl Versions for external dependencies
  71 LIBDRM_REQUIRED=2.4.66
  72 LIBDRM_RADEON_REQUIRED=2.4.56
  73 LIBDRM_AMDGPU_REQUIRED=2.4.63
  74 LIBDRM_INTEL_REQUIRED=2.4.61
  75 LIBDRM_NVVIEUX_REQUIRED=2.4.66
  76 LIBDRM_NOUVEAU_REQUIRED=2.4.66
  77 LIBDRM_FREEDRENO_REQUIRED=2.4.68
  78 LIBDRM_VC4_REQUIRED=2.4.69
  79 DRI2PROTO_REQUIRED=2.6
  80 DRI3PROTO_REQUIRED=1.0
  81 PRESENTPROTO_REQUIRED=1.0
  82 LIBUDEV_REQUIRED=151
  83 GLPROTO_REQUIRED=1.4.14
  84 LIBOMXIL_BELLAGIO_REQUIRED=0.0
  85 LIBVA_REQUIRED=0.38.0
  86 VDPAU_REQUIRED=1.1
  87 WAYLAND_REQUIRED=1.2.0
  88 XCB_REQUIRED=1.9.3
  89 XCBDRI2_REQUIRED=1.8
  90 XCBGLX_REQUIRED=1.8.1
  91 XSHMFENCE_REQUIRED=1.1
  92 XVMC_REQUIRED=1.0.6
  93 PYTHON_MAKO_REQUIRED=0.8.0
  94 LIBSENSORS_REQUIRED=4.0.0
  95
  96 dnl Check for progs
  97 AC_PROG_CPP
  98 AC_PROG_CC
  99 AC_PROG_CXX
 100 AM_PROG_CC_C_O
 101 AM_PROG_AS
 102 AX_CHECK_GNU_MAKE
 103 AC_CHECK_PROGS([PYTHON2], [python2.7 python2 python])
 104 AC_PROG_SED
 105 AC_PROG_MKDIR_P
 106
 107 AC_SYS_LARGEFILE
 108
 109 LT_PREREQ([2.2])
 110 LT_INIT([disable-static])
 111
 112 AC_CHECK_PROG(RM, rm, [rm -f])
 113
 114 AX_PROG_BISON([],
 115               AS_IF([test ! -f "$srcdir/src/compiler/glsl/glcpp/glcpp-parse.c"],
 116                     [AC_MSG_ERROR([bison not found - unable to compile glcpp-parse.y])]))
 117 AX_PROG_FLEX([],
 118              AS_IF([test ! -f "$srcdir/src/compiler/glsl/glcpp/glcpp-lex.c"],
 119                    [AC_MSG_ERROR([flex not found - unable to compile glcpp-lex.l])]))
 120
 121 AC_CHECK_PROG(INDENT, indent, indent, cat)
 122 if test "x$INDENT" != "xcat"; then
 123     # Only GNU indent is supported
 124     INDENT_VERSION=`indent --version | grep GNU`
 125     if test $? -eq 0; then
 126        AC_SUBST(INDENT_FLAGS, '-i4 -nut -br -brs -npcs -ce -TGLubyte -TGLbyte -TBool')
 127     else
 128        INDENT="cat"
 129     fi
 130 fi
 131
 132 AX_CHECK_PYTHON_MAKO_MODULE($PYTHON_MAKO_REQUIRED)
 133
 134 if test -z "$PYTHON2"; then
 135     if test ! -f "$srcdir/src/util/format_srgb.c"; then
 136         AC_MSG_ERROR([Python not found - unable to generate sources])
 137     fi
 138 else
 139     if test "x$acv_mako_found" = xno; then
 140         if test ! -f "$srcdir/src/mesa/main/format_unpack.c"; then
 141             AC_MSG_ERROR([Python mako module v$PYTHON_MAKO_REQUIRED or higher not found])
 142         fi
 143     fi
 144 fi
 145
 146 AC_PROG_INSTALL
 147
 148 dnl We need a POSIX shell for parts of the build. Assume we have one
 149 dnl in most cases.
 150 case "$host_os" in
 151 solaris*)
 152     # Solaris /bin/sh is too old/non-POSIX compliant
 153     AC_PATH_PROGS(POSIX_SHELL, [ksh93 ksh sh])
 154     SHELL="$POSIX_SHELL"
 155     ;;
 156 esac
 157
 158 dnl clang is mostly GCC-compatible, but its version is much lower,
 159 dnl so we have to check for it.
 160 AC_MSG_CHECKING([if compiling with clang])
 161
 162 AC_COMPILE_IFELSE(
 163 [AC_LANG_PROGRAM([], [[
 164 #ifndef __clang__
 165        not clang
 166 #endif
 167 ]])],
 168 [acv_mesa_CLANG=yes], [acv_mesa_CLANG=no])
 169
 170 AC_MSG_RESULT([$acv_mesa_CLANG])
 171
 172 dnl If we're using GCC, make sure that it is at least version 4.2.0.  Older
 173 dnl versions are explictly not supported.
 174 GEN_ASM_OFFSETS=no
 175 USE_GNU99=no
 176 if test "x$GCC" = xyes -a "x$acv_mesa_CLANG" = xno; then
 177     AC_MSG_CHECKING([whether gcc version is sufficient])
 178     major=0
 179     minor=0
 180
 181     GCC_VERSION=`$CC -dumpversion`
 182     if test $? -eq 0; then
 183         GCC_VERSION_MAJOR=`echo $GCC_VERSION | cut -d. -f1`
 184         GCC_VERSION_MINOR=`echo $GCC_VERSION | cut -d. -f2`
 185     fi
 186
 187     if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 2 ; then
 188         AC_MSG_RESULT([no])
 189         AC_MSG_ERROR([If using GCC, version 4.2.0 or later is required.])
 190     else
 191         AC_MSG_RESULT([yes])
 192     fi
 193
 194     if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 6 ; then
 195         USE_GNU99=yes
 196     fi
 197     if test "x$cross_compiling" = xyes; then
 198         GEN_ASM_OFFSETS=yes
 199     fi
 200 fi
 201
 202 dnl We don't support building Mesa with Sun C compiler
 203 dnl https://bugs.freedesktop.org/show_bug.cgi?id=93189
 204 AC_CHECK_DECL([__SUNPRO_C], [SUNCC=yes], [SUNCC=no])
 205 if test "x$SUNCC" = xyes; then
 206     AC_MSG_ERROR([Building with Sun C compiler is not supported, use GCC instead.])
 207 fi
 208
 209 dnl Check for compiler builtins
 210 AX_GCC_BUILTIN([__builtin_bswap32])
 211 AX_GCC_BUILTIN([__builtin_bswap64])
 212 AX_GCC_BUILTIN([__builtin_clz])
 213 AX_GCC_BUILTIN([__builtin_clzll])
 214 AX_GCC_BUILTIN([__builtin_ctz])
 215 AX_GCC_BUILTIN([__builtin_expect])
 216 AX_GCC_BUILTIN([__builtin_ffs])
 217 AX_GCC_BUILTIN([__builtin_ffsll])
 218 AX_GCC_BUILTIN([__builtin_popcount])
 219 AX_GCC_BUILTIN([__builtin_popcountll])
 220 AX_GCC_BUILTIN([__builtin_unreachable])
 221
 222 AX_GCC_FUNC_ATTRIBUTE([const])
 223 AX_GCC_FUNC_ATTRIBUTE([flatten])
 224 AX_GCC_FUNC_ATTRIBUTE([format])
 225 AX_GCC_FUNC_ATTRIBUTE([malloc])
 226 AX_GCC_FUNC_ATTRIBUTE([packed])
 227 AX_GCC_FUNC_ATTRIBUTE([pure])
 228 AX_GCC_FUNC_ATTRIBUTE([returns_nonnull])
 229 AX_GCC_FUNC_ATTRIBUTE([unused])
 230 AX_GCC_FUNC_ATTRIBUTE([visibility])
 231 AX_GCC_FUNC_ATTRIBUTE([warn_unused_result])
 232 AX_GCC_FUNC_ATTRIBUTE([weak])
 233
 234 AM_CONDITIONAL([GEN_ASM_OFFSETS], test "x$GEN_ASM_OFFSETS" = xyes)
 235
 236 dnl Make sure the pkg-config macros are defined
 237 m4_ifndef([PKG_PROG_PKG_CONFIG],
 238     [m4_fatal([Could not locate the pkg-config autoconf macros.
 239   These are usually located in /usr/share/aclocal/pkg.m4. If your macros
 240   are in a different location, try setting the environment variable
 241   ACLOCAL="aclocal -I/other/macro/dir" before running autoreconf.])])
 242 PKG_PROG_PKG_CONFIG()
 243
 244 dnl LIB_DIR - library basename
 245 LIB_DIR=`echo $libdir | $SED 's%.*/%%'`
 246 AC_SUBST([LIB_DIR])
 247
 248 dnl Cache LDFLAGS and CPPFLAGS so we can add to them and restore later
 249 _SAVE_LDFLAGS="$LDFLAGS"
 250 _SAVE_CPPFLAGS="$CPPFLAGS"
 251
 252 dnl Compiler macros
 253 DEFINES="-D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS"
 254 AC_SUBST([DEFINES])
 255 android=no
 256 case "$host_os" in
 257 *-android)
 258     android=yes
 259     ;;
 260 linux*|*-gnu*|gnu*|cygwin*)
 261     DEFINES="$DEFINES -D_GNU_SOURCE"
 262     ;;
 263 solaris*)
 264     DEFINES="$DEFINES -DSVR4"
 265     ;;
 266 esac
 267
 268 AM_CONDITIONAL(HAVE_ANDROID, test "x$android" = xyes)
 269
 270 dnl Add flags for gcc and g++
 271 if test "x$GCC" = xyes; then
 272     CFLAGS="$CFLAGS -Wall"
 273
 274     if test "x$USE_GNU99" = xyes; then
 275         CFLAGS="$CFLAGS -std=gnu99"
 276     else
 277         CFLAGS="$CFLAGS -std=c99"
 278     fi
 279
 280     # Enable -Werror=implicit-function-declaration and
 281     # -Werror=missing-prototypes, if available, or otherwise, just
 282     # -Wmissing-prototypes.  This is particularly useful to avoid
 283     # generating a loadable driver module that has undefined symbols.
 284     save_CFLAGS="$CFLAGS"
 285     AC_MSG_CHECKING([whether $CC supports -Werror=missing-prototypes])
 286     CFLAGS="$CFLAGS -Werror=implicit-function-declaration"
 287     CFLAGS="$CFLAGS -Werror=missing-prototypes"
 288     AC_LINK_IFELSE([AC_LANG_PROGRAM()],
 289                    AC_MSG_RESULT([yes]),
 290                    [CFLAGS="$save_CFLAGS -Wmissing-prototypes";
 291                     AC_MSG_RESULT([no])]);
 292
 293     # Enable -fvisibility=hidden if using a gcc that supports it
 294     save_CFLAGS="$CFLAGS"
 295     AC_MSG_CHECKING([whether $CC supports -fvisibility=hidden])
 296     VISIBILITY_CFLAGS="-fvisibility=hidden"
 297     CFLAGS="$CFLAGS $VISIBILITY_CFLAGS"
 298     AC_LINK_IFELSE([AC_LANG_PROGRAM()], AC_MSG_RESULT([yes]),
 299                    [VISIBILITY_CFLAGS=""; AC_MSG_RESULT([no])]);
 300
 301     # Restore CFLAGS; VISIBILITY_CFLAGS are added to it where needed.
 302     CFLAGS=$save_CFLAGS
 303
 304     # We don't want floating-point math functions to set errno or trap
 305     CFLAGS="$CFLAGS -fno-math-errno -fno-trapping-math"
 306
 307     # Flags to help ensure that certain portions of the code -- and only those
 308     # portions -- can be built with MSVC:
 309     # - src/util, src/gallium/auxiliary, rc/gallium/drivers/llvmpipe, and
 310     # - non-Linux/Posix OpenGL portions needs to build on MSVC 2013 (which
 311     #   supports most of C99)
 312     # - the rest has no compiler compiler restrictions
 313     MSVC2013_COMPAT_CFLAGS="-Werror=pointer-arith"
 314     MSVC2013_COMPAT_CXXFLAGS="-Werror=pointer-arith"
 315
 316     # Enable -Werror=vla if compiler supports it
 317     save_CFLAGS="$CFLAGS"
 318     AC_MSG_CHECKING([whether $CC supports -Werror=vla])
 319     CFLAGS="$CFLAGS -Werror=vla"
 320     AC_LINK_IFELSE([AC_LANG_PROGRAM()],
 321                    [MSVC2013_COMPAT_CFLAGS="$MSVC2013_COMPAT_CFLAGS -Werror=vla";
 322                     MSVC2013_COMPAT_CXXFLAGS="$MSVC2013_COMPAT_CXXFLAGS -Werror=vla";
 323                     AC_MSG_RESULT([yes])],
 324                     AC_MSG_RESULT([no]));
 325     CFLAGS="$save_CFLAGS"
 326 fi
 327 if test "x$GXX" = xyes; then
 328     CXXFLAGS="$CXXFLAGS -Wall"
 329
 330     # Enable -fvisibility=hidden if using a gcc that supports it
 331     save_CXXFLAGS="$CXXFLAGS"
 332     AC_MSG_CHECKING([whether $CXX supports -fvisibility=hidden])
 333     VISIBILITY_CXXFLAGS="-fvisibility=hidden"
 334     CXXFLAGS="$CXXFLAGS $VISIBILITY_CXXFLAGS"
 335     AC_LANG_PUSH([C++])
 336     AC_LINK_IFELSE([AC_LANG_PROGRAM()], AC_MSG_RESULT([yes]),
 337                    [VISIBILITY_CXXFLAGS="" ; AC_MSG_RESULT([no])]);
 338     AC_LANG_POP([C++])
 339
 340     # Restore CXXFLAGS; VISIBILITY_CXXFLAGS are added to it where needed.
 341     CXXFLAGS=$save_CXXFLAGS
 342
 343     # We don't want floating-point math functions to set errno or trap
 344     CXXFLAGS="$CXXFLAGS -fno-math-errno -fno-trapping-math"
 345 fi
 346
 347 AC_SUBST([MSVC2013_COMPAT_CFLAGS])
 348 AC_SUBST([MSVC2013_COMPAT_CXXFLAGS])
 349
 350 dnl even if the compiler appears to support it, using visibility attributes isn't
 351 dnl going to do anything useful currently on cygwin apart from emit lots of warnings
 352 case "$host_os" in
 353 cygwin*)
 354     VISIBILITY_CFLAGS=""
 355     VISIBILITY_CXXFLAGS=""
 356     ;;
 357 esac
 358
 359 AC_SUBST([VISIBILITY_CFLAGS])
 360 AC_SUBST([VISIBILITY_CXXFLAGS])
 361
 362 dnl
 363 dnl Optional flags, check for compiler support
 364 dnl
 365 SSE41_CFLAGS="-msse4.1"
 366 dnl Code compiled by GCC with -msse* assumes a 16 byte aligned
 367 dnl stack, but on x86-32 such alignment is not guaranteed.
 368 case "$target_cpu" in
 369 i?86)
 370     SSE41_CFLAGS="$SSE41_CFLAGS -mstackrealign"
 371     ;;
 372 esac
 373 save_CFLAGS="$CFLAGS"
 374 CFLAGS="$SSE41_CFLAGS $CFLAGS"
 375 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
 376 #include <smmintrin.h>
 377 int param;
 378 int main () {
 379     __m128i a = _mm_set1_epi32 (param), b = _mm_set1_epi32 (param + 1), c;
 380     c = _mm_max_epu32(a, b);
 381     return _mm_cvtsi128_si32(c);
 382 }]])], SSE41_SUPPORTED=1)
 383 CFLAGS="$save_CFLAGS"
 384 if test "x$SSE41_SUPPORTED" = x1; then
 385     DEFINES="$DEFINES -DUSE_SSE41"
 386 fi
 387 AM_CONDITIONAL([SSE41_SUPPORTED], [test x$SSE41_SUPPORTED = x1])
 388 AC_SUBST([SSE41_CFLAGS], $SSE41_CFLAGS)
 389
 390 dnl Check for Endianness
 391 AC_C_BIGENDIAN(
 392    little_endian=no,
 393    little_endian=yes,
 394    little_endian=no,
 395    little_endian=no
 396 )
 397
 398 dnl Check for POWER8 Architecture
 399 PWR8_CFLAGS="-mpower8-vector"
 400 have_pwr8_intrinsics=no
 401 AC_MSG_CHECKING(whether gcc supports -mpower8-vector)
 402 save_CFLAGS=$CFLAGS
 403 CFLAGS="$PWR8_CFLAGS $CFLAGS"
 404 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
 405 #if defined(__GNUC__) && (__GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 8))
 406 #error "Need GCC >= 4.8 for sane POWER8 support"
 407 #endif
 408 #include <altivec.h>
 409 int main () {
 410     vector unsigned char r;
 411     vector unsigned int v = vec_splat_u32 (1);
 412     r = __builtin_vec_vgbbd ((vector unsigned char) v);
 413     return 0;
 414 }]])], have_pwr8_intrinsics=yes)
 415 CFLAGS=$save_CFLAGS
 416
 417 AC_ARG_ENABLE(pwr8,
 418    [AC_HELP_STRING([--disable-pwr8-inst],
 419                    [disable POWER8-specific instructions])],
 420    [enable_pwr8=$enableval], [enable_pwr8=auto])
 421
 422 if test "x$enable_pwr8" = xno ; then
 423    have_pwr8_intrinsics=disabled
 424 fi
 425
 426 if test $have_pwr8_intrinsics = yes && test $little_endian = yes ; then
 427    DEFINES="$DEFINES -D_ARCH_PWR8"
 428    CXXFLAGS="$CXXFLAGS $PWR8_CFLAGS"
 429    CFLAGS="$CFLAGS $PWR8_CFLAGS"
 430 else
 431    PWR8_CFLAGS=
 432 fi
 433
 434 AC_MSG_RESULT($have_pwr8_intrinsics)
 435 if test "x$enable_pwr8" = xyes && test $have_pwr8_intrinsics = no ; then
 436    AC_MSG_ERROR([POWER8 compiler support not detected])
 437 fi
 438
 439 if test $have_pwr8_intrinsics = yes && test $little_endian = no ; then
 440    AC_MSG_WARN([POWER8 optimization is enabled only on POWER8 Little-Endian])
 441 fi
 442
 443 AC_SUBST([PWR8_CFLAGS], $PWR8_CFLAGS)
 444
 445 dnl Can't have static and shared libraries, default to static if user
 446 dnl explicitly requested. If both disabled, set to static since shared
 447 dnl was explicitly requested.
 448 case "x$enable_static$enable_shared" in
 449 xyesyes)
 450     AC_MSG_WARN([Cannot build static and shared libraries, disabling shared])
 451     enable_shared=no
 452     ;;
 453 xnono)
 454     AC_MSG_WARN([Cannot disable both static and shared libraries, enabling shared])
 455     enable_shared=yes
 456     ;;
 457 esac
 458
 459 AM_CONDITIONAL(BUILD_SHARED, test "x$enable_shared" = xyes)
 460
 461 dnl
 462 dnl other compiler options
 463 dnl
 464 AC_ARG_ENABLE([debug],
 465     [AS_HELP_STRING([--enable-debug],
 466         [use debug compiler flags and macros @<:@default=disabled@:>@])],
 467     [enable_debug="$enableval"],
 468     [enable_debug=no]
 469 )
 470
 471 AC_ARG_ENABLE([profile],
 472     [AS_HELP_STRING([--enable-profile],
 473         [enable profiling of code @<:@default=disabled@:>@])],
 474     [enable_profile="$enableval"],
 475     [enable_profile=no]
 476 )
 477
 478 if test "x$enable_profile" = xyes; then
 479     DEFINES="$DEFINES -DPROFILE"
 480     if test "x$GCC" = xyes; then
 481         CFLAGS="$CFLAGS -fno-omit-frame-pointer"
 482     fi
 483     if test "x$GXX" = xyes; then
 484         CXXFLAGS="$CXXFLAGS -fno-omit-frame-pointer"
 485     fi
 486 fi
 487
 488 if test "x$enable_debug" = xyes; then
 489     DEFINES="$DEFINES -DDEBUG"
 490     if test "x$enable_profile" = xyes; then
 491         AC_MSG_WARN([Debug and Profile are enabled at the same time])
 492     fi
 493     if test "x$GCC" = xyes; then
 494         if ! echo "$CFLAGS" | grep -q -e '-g'; then
 495             CFLAGS="$CFLAGS -g"
 496         fi
 497         if ! echo "$CFLAGS" | grep -q -e '-O'; then
 498             CFLAGS="$CFLAGS -O0"
 499         fi
 500     fi
 501     if test "x$GXX" = xyes; then
 502         if ! echo "$CXXFLAGS" | grep -q -e '-g'; then
 503             CXXFLAGS="$CXXFLAGS -g"
 504         fi
 505         if ! echo "$CXXFLAGS" | grep -q -e '-O'; then
 506             CXXFLAGS="$CXXFLAGS -O0"
 507         fi
 508     fi
 509 else
 510    DEFINES="$DEFINES -DNDEBUG"
 511 fi
 512
 513 DEFAULT_GL_LIB_NAME=GL
 514
 515 dnl
 516 dnl Check if linker supports -Bsymbolic
 517 dnl
 518 save_LDFLAGS=$LDFLAGS
 519 LDFLAGS="$LDFLAGS -Wl,-Bsymbolic"
 520 AC_MSG_CHECKING([if ld supports -Bsymbolic])
 521 AC_LINK_IFELSE(
 522     [AC_LANG_SOURCE([int main() { return 0;}])],
 523     [AC_MSG_RESULT([yes])
 524         BSYMBOLIC="-Wl,-Bsymbolic";],
 525     [AC_MSG_RESULT([no])
 526         BSYMBOLIC="";])
 527 LDFLAGS=$save_LDFLAGS
 528
 529 AC_SUBST([BSYMBOLIC])
 530
 531 dnl
 532 dnl Check if linker supports garbage collection
 533 dnl
 534 save_LDFLAGS=$LDFLAGS
 535 LDFLAGS="$LDFLAGS -Wl,--gc-sections"
 536 AC_MSG_CHECKING([whether ld supports --gc-sections])
 537 AC_LINK_IFELSE(
 538     [AC_LANG_SOURCE([static char UnusedFunc() { return 5; } int main() { return 0;}])],
 539     [AC_MSG_RESULT([yes])
 540         GC_SECTIONS="-Wl,--gc-sections";],
 541     [AC_MSG_RESULT([no])
 542         GC_SECTIONS="";])
 543 LDFLAGS=$save_LDFLAGS
 544
 545 AC_SUBST([GC_SECTIONS])
 546
 547 dnl
 548 dnl OpenBSD does not have DT_NEEDED entries for libc by design
 549 dnl so when these flags are passed to ld via libtool the checks will fail
 550 dnl
 551 case "$host_os" in
 552 openbsd* | darwin* )
 553     LD_NO_UNDEFINED="" ;;
 554 *)
 555     LD_NO_UNDEFINED="-Wl,--no-undefined" ;;
 556 esac
 557
 558 AC_SUBST([LD_NO_UNDEFINED])
 559
 560 dnl
 561 dnl Check if linker supports version scripts
 562 dnl
 563 AC_MSG_CHECKING([if the linker supports version-scripts])
 564 save_LDFLAGS=$LDFLAGS
 565 LDFLAGS="$LDFLAGS -Wl,--version-script=conftest.map"
 566 cat > conftest.map <<EOF
 567 VERSION_1 {
 568      global:
 569          main;
 570
 571      local:
 572          *;
 573 };
 574 EOF
 575 AC_LINK_IFELSE(
 576     [AC_LANG_SOURCE([int main() { return 0;}])],
 577     [have_ld_version_script=yes;AC_MSG_RESULT(yes)],
 578     [have_ld_version_script=no; AC_MSG_RESULT(no)])
 579 LDFLAGS=$save_LDFLAGS
 580 AM_CONDITIONAL(HAVE_LD_VERSION_SCRIPT, test "$have_ld_version_script" = "yes")
 581
 582 dnl
 583 dnl Check if linker supports dynamic list files
 584 dnl
 585 AC_MSG_CHECKING([if the linker supports --dynamic-list])
 586 save_LDFLAGS=$LDFLAGS
 587 LDFLAGS="$LDFLAGS -Wl,--dynamic-list=conftest.dyn"
 588 cat > conftest.dyn <<EOF
 589 {
 590         radeon_drm_winsys_create;
 591 };
 592 EOF
 593 AC_LINK_IFELSE(
 594     [AC_LANG_SOURCE([int main() { return 0;}])],
 595     [have_ld_dynamic_list=yes;AC_MSG_RESULT(yes)],
 596     [have_ld_dynamic_list=no; AC_MSG_RESULT(no)])
 597 LDFLAGS=$save_LDFLAGS
 598 AM_CONDITIONAL(HAVE_LD_DYNAMIC_LIST, test "$have_ld_dynamic_list" = "yes")
 599
 600 dnl
 601 dnl compatibility symlinks
 602 dnl
 603 case "$host_os" in
 604 linux* )
 605     HAVE_COMPAT_SYMLINKS=yes ;;
 606 * )
 607     HAVE_COMPAT_SYMLINKS=no ;;
 608 esac
 609
 610 AM_CONDITIONAL(HAVE_COMPAT_SYMLINKS, test "x$HAVE_COMPAT_SYMLINKS" = xyes)
 611
 612 DEFAULT_GL_LIB_NAME=GL
 613
 614 dnl
 615 dnl Libglvnd configuration
 616 dnl
 617 AC_ARG_ENABLE([libglvnd],
 618     [AS_HELP_STRING([--enable-libglvnd],
 619         [Build for libglvnd @<:@default=disabled@:>@])],
 620     [enable_libglvnd="$enableval"],
 621     [enable_libglvnd=no])
 622 AM_CONDITIONAL(USE_LIBGLVND_GLX, test "x$enable_libglvnd" = xyes)
 623 #AM_COND_IF([USE_LIBGLVND_GLX], [DEFINES="${DEFINES} -DUSE_LIBGLVND_GLX=1"])
 624 if test "x$enable_libglvnd" = xyes ; then
 625     DEFINES="${DEFINES} -DUSE_LIBGLVND_GLX=1"
 626     DEFAULT_GL_LIB_NAME=GLX_mesa
 627 fi
 628
 629 dnl
 630 dnl library names
 631 dnl
 632 dnl Unfortunately we need to do a few things that libtool can't help us with,
 633 dnl so we need some knowledge of shared library filenames:
 634 dnl
 635 dnl LIB_EXT is the extension used when creating symlinks for alternate
 636 dnl filenames for a shared library which will be dynamically loaded
 637 dnl
 638 dnl IMP_LIB_EXT is the extension used when checking for the presence of a
 639 dnl the file for a shared library we wish to link with
 640 dnl
 641 case "$host_os" in
 642 darwin* )
 643     LIB_EXT='dylib'
 644     IMP_LIB_EXT=$LIB_EXT
 645     ;;
 646 cygwin* )
 647     LIB_EXT='dll'
 648     IMP_LIB_EXT='dll.a'
 649     ;;
 650 aix* )
 651     LIB_EXT='a'
 652     IMP_LIB_EXT=$LIB_EXT
 653     ;;
 654 * )
 655     LIB_EXT='so'
 656     IMP_LIB_EXT=$LIB_EXT
 657     ;;
 658 esac
 659
 660 AC_SUBST([LIB_EXT])
 661
 662 AC_ARG_WITH([gl-lib-name],
 663   [AS_HELP_STRING([--with-gl-lib-name@<:@=NAME@:>@],
 664     [specify GL library name @<:@default=GL@:>@])],
 665   [GL_LIB=$withval],
 666   [GL_LIB="$DEFAULT_GL_LIB_NAME"])
 667 AC_ARG_WITH([osmesa-lib-name],
 668   [AS_HELP_STRING([--with-osmesa-lib-name@<:@=NAME@:>@],
 669     [specify OSMesa library name @<:@default=OSMesa@:>@])],
 670   [OSMESA_LIB=$withval],
 671   [OSMESA_LIB=OSMesa])
 672 AS_IF([test "x$GL_LIB" = xyes], [GL_LIB="$DEFAULT_GL_LIB_NAME"])
 673 AS_IF([test "x$OSMESA_LIB" = xyes], [OSMESA_LIB=OSMesa])
 674
 675 dnl
 676 dnl Mangled Mesa support
 677 dnl
 678 AC_ARG_ENABLE([mangling],
 679   [AS_HELP_STRING([--enable-mangling],
 680     [enable mangled symbols and library name @<:@default=disabled@:>@])],
 681   [enable_mangling="${enableval}"],
 682   [enable_mangling=no]
 683 )
 684 if test "x${enable_mangling}" = "xyes" ; then
 685   DEFINES="${DEFINES} -DUSE_MGL_NAMESPACE"
 686   GL_LIB="Mangled${GL_LIB}"
 687   OSMESA_LIB="Mangled${OSMESA_LIB}"
 688 fi
 689 AC_SUBST([GL_LIB])
 690 AC_SUBST([OSMESA_LIB])
 691
 692 dnl
 693 dnl potentially-infringing-but-nobody-knows-for-sure stuff
 694 dnl
 695 AC_ARG_ENABLE([texture-float],
 696     [AS_HELP_STRING([--enable-texture-float],
 697         [enable floating-point textures and renderbuffers @<:@default=disabled@:>@])],
 698     [enable_texture_float="$enableval"],
 699     [enable_texture_float=no]
 700 )
 701 if test "x$enable_texture_float" = xyes; then
 702     AC_MSG_WARN([Floating-point textures enabled.])
 703     AC_MSG_WARN([Please consult docs/patents.txt with your lawyer before building Mesa.])
 704     DEFINES="$DEFINES -DTEXTURE_FLOAT_ENABLED"
 705 fi
 706
 707 dnl
 708 dnl Arch/platform-specific settings
 709 dnl
 710 AC_ARG_ENABLE([asm],
 711     [AS_HELP_STRING([--disable-asm],
 712         [disable assembly usage @<:@default=enabled on supported plaforms@:>@])],
 713     [enable_asm="$enableval"],
 714     [enable_asm=yes]
 715 )
 716 asm_arch=""
 717 AC_MSG_CHECKING([whether to enable assembly])
 718 test "x$enable_asm" = xno && AC_MSG_RESULT([no])
 719 # disable if cross compiling on x86/x86_64 since we must run gen_matypes
 720 if test "x$enable_asm" = xyes -a "x$cross_compiling" = xyes; then
 721     case "$host_cpu" in
 722     i?86 | x86_64 | amd64)
 723         if test "x$host_cpu" != "x$target_cpu"; then
 724             enable_asm=no
 725             AC_MSG_RESULT([no, cross compiling])
 726         fi
 727         ;;
 728     esac
 729 fi
 730 # check for supported arches
 731 if test "x$enable_asm" = xyes; then
 732     case "$host_cpu" in
 733     i?86)
 734         case "$host_os" in
 735         linux* | *freebsd* | dragonfly* | *netbsd* | openbsd* | gnu*)
 736             asm_arch=x86
 737             ;;
 738         esac
 739         ;;
 740     x86_64|amd64)
 741         case "$host_os" in
 742         linux* | *freebsd* | dragonfly* | *netbsd* | openbsd*)
 743             asm_arch=x86_64
 744             ;;
 745         esac
 746         ;;
 747     sparc*)
 748         case "$host_os" in
 749         linux*)
 750             asm_arch=sparc
 751             ;;
 752         esac
 753         ;;
 754     esac
 755
 756     case "$asm_arch" in
 757     x86)
 758         DEFINES="$DEFINES -DUSE_X86_ASM -DUSE_MMX_ASM -DUSE_3DNOW_ASM -DUSE_SSE_ASM"
 759         AC_MSG_RESULT([yes, x86])
 760         ;;
 761     x86_64|amd64)
 762         DEFINES="$DEFINES -DUSE_X86_64_ASM"
 763         AC_MSG_RESULT([yes, x86_64])
 764         ;;
 765     sparc)
 766         DEFINES="$DEFINES -DUSE_SPARC_ASM"
 767         AC_MSG_RESULT([yes, sparc])
 768         ;;
 769     *)
 770         AC_MSG_RESULT([no, platform not supported])
 771         ;;
 772     esac
 773 fi
 774
 775 AC_HEADER_MAJOR
 776 AC_CHECK_HEADER([xlocale.h], [DEFINES="$DEFINES -DHAVE_XLOCALE_H"])
 777 AC_CHECK_HEADER([sys/sysctl.h], [DEFINES="$DEFINES -DHAVE_SYS_SYSCTL_H"])
 778 AC_CHECK_FUNC([strtof], [DEFINES="$DEFINES -DHAVE_STRTOF"])
 779 AC_CHECK_FUNC([mkostemp], [DEFINES="$DEFINES -DHAVE_MKOSTEMP"])
 780
 781 dnl Check to see if dlopen is in default libraries (like Solaris, which
 782 dnl has it in libc), or if libdl is needed to get it.
 783 AC_CHECK_FUNC([dlopen], [DEFINES="$DEFINES -DHAVE_DLOPEN"],
 784     [AC_CHECK_LIB([dl], [dlopen],
 785        [DEFINES="$DEFINES -DHAVE_DLOPEN"; DLOPEN_LIBS="-ldl"])])
 786 AC_SUBST([DLOPEN_LIBS])
 787
 788 dnl Check if that library also has dladdr
 789 save_LIBS="$LIBS"
 790 LIBS="$LIBS $DLOPEN_LIBS"
 791 AC_CHECK_FUNCS([dladdr])
 792 LIBS="$save_LIBS"
 793
 794 case "$host_os" in
 795 darwin*)
 796     ;;
 797 *)
 798     AC_CHECK_FUNCS([clock_gettime], [CLOCK_LIB=],
 799                    [AC_CHECK_LIB([rt], [clock_gettime], [CLOCK_LIB=-lrt],
 800                                  [AC_MSG_ERROR([Could not find clock_gettime])])])
 801     AC_SUBST([CLOCK_LIB])
 802     ;;
 803 esac
 804
 805 dnl See if posix_memalign is available
 806 AC_CHECK_FUNC([posix_memalign], [DEFINES="$DEFINES -DHAVE_POSIX_MEMALIGN"])
 807
 808 dnl Check for pthreads
 809 AX_PTHREAD
 810 if test "x$ax_pthread_ok" = xno; then
 811     AC_MSG_ERROR([Building mesa on this platform requires pthreads])
 812 fi
 813 dnl AX_PTHREADS leaves PTHREAD_LIBS empty for gcc and sets PTHREAD_CFLAGS
 814 dnl to -pthread, which causes problems if we need -lpthread to appear in
 815 dnl pkgconfig files.
 816 test -z "$PTHREAD_LIBS" && PTHREAD_LIBS="-lpthread"
 817
 818 dnl pthread-stubs is mandatory on targets where it exists
 819 case "$host_os" in
 820 cygwin* )
 821     pthread_stubs_possible="no"
 822     ;;
 823 * )
 824     pthread_stubs_possible="yes"
 825     ;;
 826 esac
 827
 828 if test "x$pthread_stubs_possible" = xyes; then
 829     PKG_CHECK_MODULES(PTHREADSTUBS, pthread-stubs)
 830     AC_SUBST(PTHREADSTUBS_CFLAGS)
 831     AC_SUBST(PTHREADSTUBS_LIBS)
 832 fi
 833
 834 dnl SELinux awareness.
 835 AC_ARG_ENABLE([selinux],
 836     [AS_HELP_STRING([--enable-selinux],
 837         [Build SELinux-aware Mesa @<:@default=disabled@:>@])],
 838     [MESA_SELINUX="$enableval"],
 839     [MESA_SELINUX=no])
 840 if test "x$enable_selinux" = "xyes"; then
 841     PKG_CHECK_MODULES([SELINUX], [libselinux], [],
 842         [AC_CHECK_HEADER([selinux/selinux.h],[],
 843                          [AC_MSG_ERROR([SELinux headers not found])])
 844          AC_CHECK_LIB([selinux],[is_selinux_enabled],[],
 845                       [AC_MSG_ERROR([SELinux library not found])])
 846          SELINUX_LIBS="-lselinux"])
 847     DEFINES="$DEFINES -DMESA_SELINUX"
 848 fi
 849 AC_SUBST([SELINUX_CFLAGS])
 850 AC_SUBST([SELINUX_LIBS])
 851
 852 dnl Options for APIs
 853 AC_ARG_ENABLE([opengl],
 854     [AS_HELP_STRING([--disable-opengl],
 855         [disable support for standard OpenGL API @<:@default=enabled@:>@])],
 856     [enable_opengl="$enableval"],
 857     [enable_opengl=yes])
 858 AC_ARG_ENABLE([gles1],
 859     [AS_HELP_STRING([--disable-gles1],
 860         [disable support for OpenGL ES 1.x API @<:@default=enabled@:>@])],
 861     [enable_gles1="$enableval"],
 862     [enable_gles1=yes])
 863 AC_ARG_ENABLE([gles2],
 864     [AS_HELP_STRING([--disable-gles2],
 865         [disable support for OpenGL ES 2.x API @<:@default=enabled@:>@])],
 866     [enable_gles2="$enableval"],
 867     [enable_gles2=yes])
 868
 869 AC_ARG_ENABLE([dri],
 870     [AS_HELP_STRING([--enable-dri],
 871         [enable DRI modules @<:@default=enabled@:>@])],
 872     [enable_dri="$enableval"],
 873     [enable_dri=yes])
 874
 875 AC_ARG_ENABLE([gallium-extra-hud],
 876     [AS_HELP_STRING([--enable-gallium-extra-hud],
 877         [enable HUD block/NIC I/O HUD stats support @<:@default=disabled@:>@])],
 878     [enable_gallium_extra_hud="$enableval"],
 879     [enable_gallium_extra_hud=no])
 880 AM_CONDITIONAL(HAVE_GALLIUM_EXTRA_HUD, test "x$enable_gallium_extra_hud" = xyes)
 881 if test "x$enable_gallium_extra_hud" = xyes ; then
 882     DEFINES="${DEFINES} -DHAVE_GALLIUM_EXTRA_HUD=1"
 883 fi
 884
 885 #TODO: no pkgconfig .pc available for libsensors.
 886 #PKG_CHECK_MODULES([LIBSENSORS], [libsensors >= $LIBSENSORS_REQUIRED], [enable_lmsensors=yes], [enable_lmsensors=no])
 887 AC_ARG_ENABLE([lmsensors],
 888     [AS_HELP_STRING([--enable-lmsensors],
 889         [enable HUD lmsensor support @<:@default=disabled@:>@])],
 890     [enable_lmsensors="$enableval"],
 891     [enable_lmsensors=no])
 892 AM_CONDITIONAL(HAVE_LIBSENSORS, test "x$enable_lmsensors" = xyes)
 893 if test "x$enable_lmsensors" = xyes ; then
 894     DEFINES="${DEFINES} -DHAVE_LIBSENSORS=1"
 895     LIBSENSORS_LDFLAGS="-lsensors"
 896 else
 897     LIBSENSORS_LDFLAGS=""
 898 fi
 899 AC_SUBST(LIBSENSORS_LDFLAGS)
 900
 901 case "$host_os" in
 902 linux*)
 903     dri3_default=yes
 904     ;;
 905 *)
 906     dri3_default=no
 907     ;;
 908 esac
 909
 910 if test "x$enable_dri" = xno; then
 911     dri3_default=no
 912 fi
 913
 914 AC_ARG_ENABLE([dri3],
 915     [AS_HELP_STRING([--enable-dri3],
 916         [enable DRI3 @<:@default=auto@:>@])],
 917     [enable_dri3="$enableval"],
 918     [enable_dri3="$dri3_default"])
 919 AC_ARG_ENABLE([glx],
 920     [AS_HELP_STRING([--enable-glx@<:@=dri|xlib|gallium-xlib@:>@],
 921         [enable the GLX library and choose an implementation @<:@default=auto@:>@])],
 922     [enable_glx="$enableval"],
 923     [enable_glx=yes])
 924 AC_ARG_ENABLE([osmesa],
 925     [AS_HELP_STRING([--enable-osmesa],
 926         [enable OSMesa library @<:@default=disabled@:>@])],
 927     [enable_osmesa="$enableval"],
 928     [enable_osmesa=no])
 929 AC_ARG_ENABLE([gallium-osmesa],
 930     [AS_HELP_STRING([--enable-gallium-osmesa],
 931         [enable Gallium implementation of the OSMesa library @<:@default=disabled@:>@])],
 932     [enable_gallium_osmesa="$enableval"],
 933     [enable_gallium_osmesa=no])
 934 AC_ARG_ENABLE([egl],
 935     [AS_HELP_STRING([--disable-egl],
 936         [disable EGL library @<:@default=enabled@:>@])],
 937     [enable_egl="$enableval"],
 938     [enable_egl=yes])
 939
 940 AC_ARG_ENABLE([xa],
 941     [AS_HELP_STRING([--enable-xa],
 942         [enable build of the XA X Acceleration API @<:@default=disabled@:>@])],
 943     [enable_xa="$enableval"],
 944     [enable_xa=no])
 945 AC_ARG_ENABLE([gbm],
 946    [AS_HELP_STRING([--enable-gbm],
 947          [enable gbm library @<:@default=auto@:>@])],
 948    [enable_gbm="$enableval"],
 949    [enable_gbm=auto])
 950 AC_ARG_ENABLE([nine],
 951     [AS_HELP_STRING([--enable-nine],
 952         [enable build of the nine Direct3D9 API @<:@default=no@:>@])],
 953     [enable_nine="$enableval"],
 954     [enable_nine=no])
 955
 956 AC_ARG_ENABLE([xvmc],
 957    [AS_HELP_STRING([--enable-xvmc],
 958          [enable xvmc library @<:@default=auto@:>@])],
 959    [enable_xvmc="$enableval"],
 960    [enable_xvmc=auto])
 961 AC_ARG_ENABLE([vdpau],
 962    [AS_HELP_STRING([--enable-vdpau],
 963          [enable vdpau library @<:@default=auto@:>@])],
 964    [enable_vdpau="$enableval"],
 965    [enable_vdpau=auto])
 966 AC_ARG_ENABLE([omx],
 967    [AS_HELP_STRING([--enable-omx],
 968          [enable OpenMAX library @<:@default=disabled@:>@])],
 969    [enable_omx="$enableval"],
 970    [enable_omx=no])
 971 AC_ARG_ENABLE([va],
 972    [AS_HELP_STRING([--enable-va],
 973          [enable va library @<:@default=auto@:>@])],
 974    [enable_va="$enableval"],
 975    [enable_va=auto])
 976 AC_ARG_ENABLE([opencl],
 977    [AS_HELP_STRING([--enable-opencl],
 978          [enable OpenCL library @<:@default=disabled@:>@])],
 979    [enable_opencl="$enableval"],
 980    [enable_opencl=no])
 981 AC_ARG_ENABLE([opencl_icd],
 982    [AS_HELP_STRING([--enable-opencl-icd],
 983           [Build an OpenCL ICD library to be loaded by an ICD implementation
 984            @<:@default=disabled@:>@])],
 985     [enable_opencl_icd="$enableval"],
 986     [enable_opencl_icd=no])
 987
 988 AC_ARG_ENABLE([gallium-tests],
 989     [AS_HELP_STRING([--enable-gallium-tests],
 990         [Enable optional Gallium tests) @<:@default=disabled@:>@])],
 991     [enable_gallium_tests="$enableval"],
 992     [enable_gallium_tests=no])
 993
 994 # Option for Gallium drivers
 995
 996 # Keep this in sync with the --with-gallium-drivers help string default value
 997 GALLIUM_DRIVERS_DEFAULT="r300,r600,svga,swrast"
 998
 999 AC_ARG_WITH([gallium-drivers],
1000     [AS_HELP_STRING([--with-gallium-drivers@<:@=DIRS...@:>@],
1001         [comma delimited Gallium drivers list, e.g.
1002         "i915,ilo,nouveau,r300,r600,radeonsi,freedreno,svga,swrast,vc4,virgl"
1003         @<:@default=r300,r600,svga,swrast@:>@])],
1004     [with_gallium_drivers="$withval"],
1005     [with_gallium_drivers="$GALLIUM_DRIVERS_DEFAULT"])
1006
1007 # Doing '--without-gallium-drivers' will set this variable to 'no'.  Clear it
1008 # here so that the script doesn't choke on an unknown driver name later.
1009 case "$with_gallium_drivers" in
1010     yes) with_gallium_drivers="$GALLIUM_DRIVERS_DEFAULT" ;;
1011     no) with_gallium_drivers='' ;;
1012 esac
1013
1014 if test "x$enable_opengl" = xno -a \
1015         "x$enable_gles1" = xno -a \
1016         "x$enable_gles2" = xno -a \
1017         "x$enable_nine" = xno -a \
1018         "x$enable_xa" = xno -a \
1019         "x$enable_xvmc" = xno -a \
1020         "x$enable_vdpau" = xno -a \
1021         "x$enable_omx" = xno -a \
1022         "x$enable_va" = xno -a \
1023         "x$enable_opencl" = xno; then
1024     AC_MSG_ERROR([at least one API should be enabled])
1025 fi
1026
1027 # Building OpenGL ES1 and/or ES2 without OpenGL is not supported on mesa 9.0.x
1028 if test "x$enable_opengl" = xno -a \
1029         "x$enable_gles1" = xyes; then
1030     AC_MSG_ERROR([Building OpenGL ES1 without OpenGL is not supported])
1031 fi
1032
1033 if test "x$enable_opengl" = xno -a \
1034         "x$enable_gles2" = xyes; then
1035     AC_MSG_ERROR([Building OpenGL ES2 without OpenGL is not supported])
1036 fi
1037
1038 AM_CONDITIONAL(HAVE_OPENGL, test "x$enable_opengl" = xyes)
1039 AM_CONDITIONAL(HAVE_OPENGL_ES1, test "x$enable_gles1" = xyes)
1040 AM_CONDITIONAL(HAVE_OPENGL_ES2, test "x$enable_gles2" = xyes)
1041 AM_CONDITIONAL(NEED_OPENGL_COMMON, test "x$enable_opengl" = xyes -o \
1042                                         "x$enable_gles1" = xyes -o \
1043                                         "x$enable_gles2" = xyes)
1044
1045 # Validate GLX options
1046 if test "x$enable_glx" = xyes; then
1047     if test "x$enable_dri" = xyes; then
1048         enable_glx=dri
1049     elif test -n "$with_gallium_drivers"; then
1050         enable_glx=gallium-xlib
1051     else
1052         enable_glx=xlib
1053     fi
1054 fi
1055 case "x$enable_glx" in
1056 xdri | xxlib | xgallium-xlib)
1057     # GLX requires OpenGL
1058     if test "x$enable_opengl" = xno; then
1059         AC_MSG_ERROR([GLX cannot be built without OpenGL])
1060     fi
1061
1062     # Check individual dependencies
1063     case "x$enable_glx" in
1064     xdri)
1065         if test "x$enable_dri" = xno; then
1066             AC_MSG_ERROR([DRI-based GLX requires DRI to be enabled])
1067         fi
1068         ;;
1069     xxlib)
1070         if test "x$enable_dri" = xyes; then
1071             AC_MSG_ERROR([Xlib-based GLX cannot be built with DRI enabled])
1072         fi
1073         ;;
1074     xgallium-xlib )
1075         if test "x$enable_dri" = xyes; then
1076             AC_MSG_ERROR([Xlib-based (Gallium) GLX cannot be built with DRI enabled])
1077         fi
1078         if test -z "$with_gallium_drivers"; then
1079             AC_MSG_ERROR([Xlib-based (Gallium) GLX cannot be built without Gallium enabled])
1080         fi
1081         ;;
1082     esac
1083     ;;
1084 xno)
1085     ;;
1086 *)
1087     AC_MSG_ERROR([Illegal value for --enable-glx: $enable_glx])
1088     ;;
1089 esac
1090
1091 AM_CONDITIONAL(HAVE_GLX, test "x$enable_glx" != xno)
1092 AM_CONDITIONAL(HAVE_DRI_GLX, test "x$enable_glx" = xdri)
1093 AM_CONDITIONAL(HAVE_XLIB_GLX, test "x$enable_glx" = xxlib)
1094 AM_CONDITIONAL(HAVE_GALLIUM_XLIB_GLX, test "x$enable_glx" = xgallium-xlib)
1095
1096 dnl
1097 dnl Libglvnd configuration
1098 dnl
1099 AC_ARG_ENABLE([libglvnd],
1100     [AS_HELP_STRING([--enable-libglvnd],
1101         [Build for libglvnd @<:@default=disabled@:>@])],
1102     [enable_libglvnd="$enableval"],
1103     [enable_libglvnd=no])
1104 AM_CONDITIONAL(USE_LIBGLVND_GLX, test "x$enable_libglvnd" = xyes)
1105 if test "x$enable_libglvnd" = xyes ; then
1106     dnl XXX: update once we can handle more than libGL/glx.
1107     dnl Namely: we should error out if neither of the glvnd enabled libraries
1108     dnl are built
1109     case "x$enable_glx" in
1110     xno)
1111         AC_MSG_ERROR([cannot build libglvnd without GLX])
1112         ;;
1113     xxlib | xgallium-xlib )
1114         AC_MSG_ERROR([cannot build libgvnd when Xlib-GLX or Gallium-Xlib-GLX is enabled])
1115         ;;
1116     xdri)
1117         ;;
1118     esac
1119
1120     PKG_CHECK_MODULES([GLVND], libglvnd >= 0.1.0)
1121     DEFINES="${DEFINES} -DUSE_LIBGLVND_GLX=1"
1122     DEFAULT_GL_LIB_NAME=GLX_mesa
1123 fi
1124
1125 # Check for libdrm
1126 PKG_CHECK_MODULES([LIBDRM], [libdrm >= $LIBDRM_REQUIRED],
1127                   [have_libdrm=yes], [have_libdrm=no])
1128 if test "x$have_libdrm" = xyes; then
1129         DEFINES="$DEFINES -DHAVE_LIBDRM"
1130 fi
1131
1132 # Select which platform-dependent DRI code gets built
1133 case "$host_os" in
1134 darwin*)
1135     dri_platform='apple' ;;
1136 cygwin*)
1137     dri_platform='windows' ;;
1138 gnu*)
1139     dri_platform='none' ;;
1140 *)
1141     dri_platform='drm' ;;
1142 esac
1143
1144 if test "x$enable_dri" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes; then
1145     have_drisw_kms='yes'
1146 fi
1147
1148 AM_CONDITIONAL(HAVE_DRICOMMON, test "x$enable_dri" = xyes )
1149 AM_CONDITIONAL(HAVE_DRISW, test "x$enable_dri" = xyes )
1150 AM_CONDITIONAL(HAVE_DRISW_KMS, test "x$have_drisw_kms" = xyes )
1151 AM_CONDITIONAL(HAVE_DRI2, test "x$enable_dri" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes )
1152 AM_CONDITIONAL(HAVE_DRI3, test "x$enable_dri3" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes )
1153 AM_CONDITIONAL(HAVE_APPLEDRI, test "x$enable_dri" = xyes -a "x$dri_platform" = xapple )
1154 AM_CONDITIONAL(HAVE_LMSENSORS, test "x$enable_lmsensors" = xyes )
1155 AM_CONDITIONAL(HAVE_GALLIUM_EXTRA_HUD, test "x$enable_gallium_extra_hud" = xyes )
1156 AM_CONDITIONAL(HAVE_WINDOWSDRI, test "x$enable_dri" = xyes -a "x$dri_platform" = xwindows )
1157
1158 AC_ARG_ENABLE([shared-glapi],
1159     [AS_HELP_STRING([--enable-shared-glapi],
1160         [Enable shared glapi for OpenGL @<:@default=enabled@:>@])],
1161     [enable_shared_glapi="$enableval"],
1162     [enable_shared_glapi=yes])
1163
1164 case "x$enable_opengl$enable_gles1$enable_gles2" in
1165 x*yes*yes*)
1166     if test "x$enable_shared_glapi" = xno; then
1167         AC_MSG_ERROR([shared GLAPI required when building two or more of
1168                       the following APIs - opengl, gles1 gles2])
1169     fi
1170     ;;
1171 esac
1172
1173 AM_CONDITIONAL(HAVE_SHARED_GLAPI, test "x$enable_shared_glapi" = xyes)
1174
1175 # Build the pipe-drivers as separate libraries/modules.
1176 # Do not touch this unless you know what you are doing.
1177 # XXX: Expose via configure option ?
1178 enable_shared_pipe_drivers=no
1179
1180 dnl
1181 dnl Driver specific build directories
1182 dnl
1183
1184 if test "x$enable_gallium_osmesa" = xyes; then
1185     if ! echo "$with_gallium_drivers" | grep -q 'swrast'; then
1186         AC_MSG_ERROR([gallium_osmesa requires the gallium swrast driver])
1187     fi
1188     if test "x$enable_osmesa" = xyes; then
1189         AC_MSG_ERROR([Cannot enable both classic and Gallium OSMesa implementations])
1190     fi
1191 fi
1192
1193 AC_SUBST([MESA_LLVM])
1194
1195 # SHA1 hashing
1196 AC_ARG_WITH([sha1],
1197         [AS_HELP_STRING([--with-sha1=libc|libmd|libnettle|libgcrypt|libcrypto|libsha1|CommonCrypto|CryptoAPI],
1198         [choose SHA1 implementation])])
1199 case "x$with_sha1" in
1200 x | xlibc | xlibmd | xlibnettle | xlibgcrypt | xlibcrypto | xlibsha1 | xCommonCrypto | xCryptoAPI)
1201   ;;
1202 *)
1203         AC_MSG_ERROR([Illegal value for --with-sha1: $with_sha1])
1204 esac
1205
1206 AC_CHECK_FUNC([SHA1Init], [HAVE_SHA1_IN_LIBC=yes])
1207 if test "x$with_sha1" = x && test "x$HAVE_SHA1_IN_LIBC" = xyes; then
1208         with_sha1=libc
1209 fi
1210 if test "x$with_sha1" = xlibc && test "x$HAVE_SHA1_IN_LIBC" != xyes; then
1211         AC_MSG_ERROR([sha1 in libc requested but not found])
1212 fi
1213 if test "x$with_sha1" = xlibc; then
1214         AC_DEFINE([HAVE_SHA1_IN_LIBC], [1],
1215                 [Use libc SHA1 functions])
1216         SHA1_LIBS=""
1217 fi
1218 AC_CHECK_FUNC([CC_SHA1_Init], [HAVE_SHA1_IN_COMMONCRYPTO=yes])
1219 if test "x$with_sha1" = x && test "x$HAVE_SHA1_IN_COMMONCRYPTO" = xyes; then
1220         with_sha1=CommonCrypto
1221 fi
1222 if test "x$with_sha1" = xCommonCrypto && test "x$HAVE_SHA1_IN_COMMONCRYPTO" != xyes; then
1223         AC_MSG_ERROR([CommonCrypto requested but not found])
1224 fi
1225 if test "x$with_sha1" = xCommonCrypto; then
1226         AC_DEFINE([HAVE_SHA1_IN_COMMONCRYPTO], [1],
1227                 [Use CommonCrypto SHA1 functions])
1228         SHA1_LIBS=""
1229 fi
1230 dnl stdcall functions cannot be tested with AC_CHECK_LIB
1231 AC_CHECK_HEADER([wincrypt.h], [HAVE_SHA1_IN_CRYPTOAPI=yes], [], [#include <windows.h>])
1232 if test "x$with_sha1" = x && test "x$HAVE_SHA1_IN_CRYPTOAPI" = xyes; then
1233         with_sha1=CryptoAPI
1234 fi
1235 if test "x$with_sha1" = xCryptoAPI && test "x$HAVE_SHA1_IN_CRYPTOAPI" != xyes; then
1236         AC_MSG_ERROR([CryptoAPI requested but not found])
1237 fi
1238 if test "x$with_sha1" = xCryptoAPI; then
1239         AC_DEFINE([HAVE_SHA1_IN_CRYPTOAPI], [1],
1240                 [Use CryptoAPI SHA1 functions])
1241         SHA1_LIBS=""
1242 fi
1243 AC_CHECK_LIB([md], [SHA1Init], [HAVE_LIBMD=yes])
1244 if test "x$with_sha1" = x && test "x$HAVE_LIBMD" = xyes; then
1245         with_sha1=libmd
1246 fi
1247 if test "x$with_sha1" = xlibmd && test "x$HAVE_LIBMD" != xyes; then
1248         AC_MSG_ERROR([libmd requested but not found])
1249 fi
1250 if test "x$with_sha1" = xlibmd; then
1251         AC_DEFINE([HAVE_SHA1_IN_LIBMD], [1],
1252                   [Use libmd SHA1 functions])
1253         SHA1_LIBS=-lmd
1254 fi
1255 PKG_CHECK_MODULES([LIBSHA1], [libsha1], [HAVE_LIBSHA1=yes], [HAVE_LIBSHA1=no])
1256 if test "x$with_sha1" = x && test "x$HAVE_LIBSHA1" = xyes; then
1257    with_sha1=libsha1
1258 fi
1259 if test "x$with_sha1" = xlibsha1 && test "x$HAVE_LIBSHA1" != xyes; then
1260         AC_MSG_ERROR([libsha1 requested but not found])
1261 fi
1262 if test "x$with_sha1" = xlibsha1; then
1263         AC_DEFINE([HAVE_SHA1_IN_LIBSHA1], [1],
1264                   [Use libsha1 for SHA1])
1265         SHA1_LIBS=-lsha1
1266 fi
1267 AC_CHECK_LIB([nettle], [nettle_sha1_init], [HAVE_LIBNETTLE=yes])
1268 if test "x$with_sha1" = x && test "x$HAVE_LIBNETTLE" = xyes; then
1269         with_sha1=libnettle
1270 fi
1271 if test "x$with_sha1" = xlibnettle && test "x$HAVE_LIBNETTLE" != xyes; then
1272         AC_MSG_ERROR([libnettle requested but not found])
1273 fi
1274 if test "x$with_sha1" = xlibnettle; then
1275         AC_DEFINE([HAVE_SHA1_IN_LIBNETTLE], [1],
1276                   [Use libnettle SHA1 functions])
1277         SHA1_LIBS=-lnettle
1278 fi
1279 AC_CHECK_LIB([gcrypt], [gcry_md_open], [HAVE_LIBGCRYPT=yes])
1280 if test "x$with_sha1" = x && test "x$HAVE_LIBGCRYPT" = xyes; then
1281         with_sha1=libgcrypt
1282 fi
1283 if test "x$with_sha1" = xlibgcrypt && test "x$HAVE_LIBGCRYPT" != xyes; then
1284         AC_MSG_ERROR([libgcrypt requested but not found])
1285 fi
1286 if test "x$with_sha1" = xlibgcrypt; then
1287         AC_DEFINE([HAVE_SHA1_IN_LIBGCRYPT], [1],
1288                   [Use libgcrypt SHA1 functions])
1289         SHA1_LIBS=-lgcrypt
1290 fi
1291 # We don't need all of the OpenSSL libraries, just libcrypto
1292 AC_CHECK_LIB([crypto], [SHA1_Init], [HAVE_LIBCRYPTO=yes])
1293 PKG_CHECK_MODULES([OPENSSL], [openssl], [HAVE_OPENSSL_PKC=yes],
1294                   [HAVE_OPENSSL_PKC=no])
1295 if test "x$HAVE_LIBCRYPTO" = xyes || test "x$HAVE_OPENSSL_PKC" = xyes; then
1296         if test "x$with_sha1" = x; then
1297                 with_sha1=libcrypto
1298         fi
1299 else
1300         if test "x$with_sha1" = xlibcrypto; then
1301                 AC_MSG_ERROR([OpenSSL libcrypto requested but not found])
1302         fi
1303 fi
1304 if test "x$with_sha1" = xlibcrypto; then
1305         if test "x$HAVE_LIBCRYPTO" = xyes; then
1306                 SHA1_LIBS=-lcrypto
1307         else
1308                 SHA1_LIBS="$OPENSSL_LIBS"
1309                 SHA1_CFLAGS="$OPENSSL_CFLAGS"
1310         fi
1311 fi
1312 AC_MSG_CHECKING([for SHA1 implementation])
1313 AC_MSG_RESULT([$with_sha1])
1314 AC_SUBST(SHA1_LIBS)
1315 AC_SUBST(SHA1_CFLAGS)
1316
1317 # Enable a define for SHA1
1318 if test "x$with_sha1" != "x"; then
1319         DEFINES="$DEFINES -DHAVE_SHA1"
1320 fi
1321
1322 # Allow user to configure out the shader-cache feature
1323 AC_ARG_ENABLE([shader-cache],
1324     AS_HELP_STRING([--disable-shader-cache], [Disable binary shader cache]),
1325     [enable_shader_cache="$enableval"],
1326     [if test "x$with_sha1" != "x"; then
1327         enable_shader_cache=yes
1328      else
1329         enable_shader_cache=no
1330      fi])
1331 if test "x$with_sha1" = "x"; then
1332     if test "x$enable_shader_cache" = "xyes"; then
1333         AC_MSG_ERROR([Cannot enable shader cache (no SHA-1 implementation found)])
1334     fi
1335 fi
1336 AM_CONDITIONAL([ENABLE_SHADER_CACHE], [test x$enable_shader_cache = xyes])
1337 if test "x$enable_shader_cache" = "xyes"; then
1338    AC_DEFINE([ENABLE_SHADER_CACHE], [1], [Enable shader cache])
1339 fi
1340
1341 case "$host_os" in
1342 linux*)
1343     need_pci_id=yes ;;
1344 *)
1345     need_pci_id=no ;;
1346 esac
1347
1348 PKG_CHECK_MODULES([LIBUDEV], [libudev >= $LIBUDEV_REQUIRED],
1349                   have_libudev=yes, have_libudev=no)
1350
1351 AC_ARG_ENABLE([sysfs],
1352     [AS_HELP_STRING([--enable-sysfs],
1353         [enable /sys PCI identification @<:@default=disabled@:>@])],
1354     [have_sysfs="$enableval"],
1355     [have_sysfs=no]
1356 )
1357
1358 if test "x$enable_dri" = xyes; then
1359     if test "$enable_static" = yes; then
1360         AC_MSG_ERROR([Cannot use static libraries for DRI drivers])
1361     fi
1362
1363     # not a hard requirement as swrast does not depend on it
1364     if test "x$have_libdrm" = xyes; then
1365         DRI_PC_REQ_PRIV="libdrm >= $LIBDRM_REQUIRED"
1366     fi
1367 fi
1368
1369 AC_ARG_ENABLE([driglx-direct],
1370     [AS_HELP_STRING([--disable-driglx-direct],
1371         [disable direct rendering in GLX and EGL for DRI \
1372             @<:@default=auto@:>@])],
1373     [driglx_direct="$enableval"],
1374     [driglx_direct="yes"])
1375
1376 dnl
1377 dnl libGL configuration per driver
1378 dnl
1379 case "x$enable_glx" in
1380 xxlib | xgallium-xlib)
1381     # Xlib-based GLX
1382     dri_modules="x11 xext xcb"
1383     PKG_CHECK_MODULES([XLIBGL], [$dri_modules])
1384     GL_PC_REQ_PRIV="$GL_PC_REQ_PRIV $dri_modules"
1385     X11_INCLUDES="$X11_INCLUDES $XLIBGL_CFLAGS"
1386     GL_LIB_DEPS="$XLIBGL_LIBS"
1387     GL_LIB_DEPS="$GL_LIB_DEPS $SELINUX_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1388     GL_PC_LIB_PRIV="$GL_PC_LIB_PRIV $SELINUX_LIBS -lm $PTHREAD_LIBS"
1389     ;;
1390 xdri)
1391     # DRI-based GLX
1392     PKG_CHECK_MODULES([GLPROTO], [glproto >= $GLPROTO_REQUIRED])
1393
1394     # find the DRI deps for libGL
1395     dri_modules="x11 xext xdamage xfixes x11-xcb xcb xcb-glx >= $XCBGLX_REQUIRED"
1396
1397     if test x"$driglx_direct" = xyes; then
1398         if test x"$dri_platform" = xdrm ; then
1399             DEFINES="$DEFINES -DGLX_USE_DRM"
1400             if test "x$have_libdrm" != xyes; then
1401                AC_MSG_ERROR([Direct rendering requires libdrm >= $LIBDRM_REQUIRED])
1402             fi
1403
1404             PKG_CHECK_MODULES([DRI2PROTO], [dri2proto >= $DRI2PROTO_REQUIRED])
1405             GL_PC_REQ_PRIV="$GL_PC_REQ_PRIV libdrm >= $LIBDRM_REQUIRED"
1406             if test x"$enable_dri3" = xyes; then
1407                PKG_CHECK_MODULES([DRI3PROTO], [dri3proto >= $DRI3PROTO_REQUIRED])
1408                PKG_CHECK_MODULES([PRESENTPROTO], [presentproto >= $PRESENTPROTO_REQUIRED])
1409             fi
1410
1411             if test x"$enable_dri" = xyes; then
1412                dri_modules="$dri_modules xcb-dri2 >= $XCBDRI2_REQUIRED"
1413             fi
1414
1415             if test x"$enable_dri3" = xyes; then
1416                PKG_CHECK_EXISTS([xcb >= $XCB_REQUIRED], [], AC_MSG_ERROR([DRI3 requires xcb >= $XCB_REQUIRED]))
1417                dri3_modules="xcb xcb-dri3 xcb-present xcb-sync xshmfence >= $XSHMFENCE_REQUIRED"
1418                PKG_CHECK_MODULES([XCB_DRI3], [$dri3_modules])
1419             fi
1420         fi
1421         if test x"$dri_platform" = xapple ; then
1422             DEFINES="$DEFINES -DGLX_USE_APPLEGL"
1423         fi
1424         if test x"$dri_platform" = xwindows ; then
1425             DEFINES="$DEFINES -DGLX_USE_WINDOWSGL"
1426         fi
1427     fi
1428
1429     # add xf86vidmode if available
1430     PKG_CHECK_MODULES([XF86VIDMODE], [xxf86vm], HAVE_XF86VIDMODE=yes, HAVE_XF86VIDMODE=no)
1431     if test "$HAVE_XF86VIDMODE" = yes ; then
1432         dri_modules="$dri_modules xxf86vm"
1433     fi
1434
1435     PKG_CHECK_MODULES([DRIGL], [$dri_modules])
1436     GL_PC_REQ_PRIV="$GL_PC_REQ_PRIV $dri_modules"
1437     X11_INCLUDES="$X11_INCLUDES $DRIGL_CFLAGS"
1438     GL_LIB_DEPS="$DRIGL_LIBS"
1439
1440     # need DRM libs, $PTHREAD_LIBS, etc.
1441     GL_LIB_DEPS="$GL_LIB_DEPS $LIBDRM_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1442     GL_PC_LIB_PRIV="-lm $PTHREAD_LIBS $DLOPEN_LIBS"
1443     ;;
1444 esac
1445
1446 have_pci_id=no
1447 if test "$have_libudev" = yes; then
1448     DEFINES="$DEFINES -DHAVE_LIBUDEV"
1449     have_pci_id=yes
1450 fi
1451
1452 if test "$have_sysfs" = yes; then
1453     DEFINES="$DEFINES -DHAVE_SYSFS"
1454     have_pci_id=yes
1455 fi
1456
1457 # This is outside the case (above) so that it is invoked even for non-GLX
1458 # builds.
1459 AM_CONDITIONAL(HAVE_XF86VIDMODE, test "x$HAVE_XF86VIDMODE" = xyes)
1460
1461 GLESv1_CM_LIB_DEPS="$LIBDRM_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1462 GLESv1_CM_PC_LIB_PRIV="-lm $PTHREAD_LIBS $DLOPEN_LIBS"
1463 GLESv2_LIB_DEPS="$LIBDRM_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1464 GLESv2_PC_LIB_PRIV="-lm $PTHREAD_LIBS $DLOPEN_LIBS"
1465
1466 AC_SUBST([X11_INCLUDES])
1467 AC_SUBST([GL_LIB_DEPS])
1468 AC_SUBST([GL_PC_REQ_PRIV])
1469 AC_SUBST([GL_PC_LIB_PRIV])
1470 AC_SUBST([GL_PC_CFLAGS])
1471 AC_SUBST([DRI_PC_REQ_PRIV])
1472 AC_SUBST([GLESv1_CM_LIB_DEPS])
1473 AC_SUBST([GLESv1_CM_PC_LIB_PRIV])
1474 AC_SUBST([GLESv2_LIB_DEPS])
1475 AC_SUBST([GLESv2_PC_LIB_PRIV])
1476
1477 AC_SUBST([HAVE_XF86VIDMODE])
1478
1479 dnl
1480 dnl More GLX setup
1481 dnl
1482 case "x$enable_glx" in
1483 xxlib | xgallium-xlib)
1484     DEFINES="$DEFINES -DUSE_XSHM"
1485     ;;
1486 xdri)
1487     DEFINES="$DEFINES -DGLX_INDIRECT_RENDERING"
1488     if test "x$driglx_direct" = xyes; then
1489         DEFINES="$DEFINES -DGLX_DIRECT_RENDERING"
1490     fi
1491     ;;
1492 esac
1493
1494 dnl
1495 dnl TLS detection
1496 dnl
1497
1498 AC_ARG_ENABLE([glx-tls],
1499     [AS_HELP_STRING([--enable-glx-tls],
1500         [enable TLS support in GLX @<:@default=disabled@:>@])],
1501     [GLX_USE_TLS="$enableval"],
1502     [GLX_USE_TLS=no])
1503 AC_SUBST(GLX_TLS, ${GLX_USE_TLS})
1504
1505 AS_IF([test "x$GLX_USE_TLS" = xyes -a "x$ax_pthread_ok" = xyes],
1506       [DEFINES="${DEFINES} -DGLX_USE_TLS"])
1507
1508 dnl Read-only text section on x86 hardened platforms
1509 AC_ARG_ENABLE([glx-read-only-text],
1510     [AS_HELP_STRING([--enable-glx-read-only-text],
1511         [Disable writable .text section on x86 (decreases performance) @<:@default=disabled@:>@])],
1512     [enable_glx_read_only_text="$enableval"],
1513     [enable_glx_read_only_text=no])
1514 if test "x$enable_glx_read_only_text" = xyes; then
1515     DEFINES="$DEFINES -DGLX_X86_READONLY_TEXT"
1516 fi
1517
1518 dnl
1519 dnl More DRI setup
1520 dnl
1521 dnl Directory for DRI drivers
1522 AC_ARG_WITH([dri-driverdir],
1523     [AS_HELP_STRING([--with-dri-driverdir=DIR],
1524         [directory for the DRI drivers @<:@${libdir}/dri@:>@])],
1525     [DRI_DRIVER_INSTALL_DIR="$withval"],
1526     [DRI_DRIVER_INSTALL_DIR='${libdir}/dri'])
1527 AC_SUBST([DRI_DRIVER_INSTALL_DIR])
1528 dnl Extra search path for DRI drivers
1529 AC_ARG_WITH([dri-searchpath],
1530     [AS_HELP_STRING([--with-dri-searchpath=DIRS...],
1531         [semicolon delimited DRI driver search directories @<:@${libdir}/dri@:>@])],
1532     [DRI_DRIVER_SEARCH_DIR="$withval"],
1533     [DRI_DRIVER_SEARCH_DIR='${DRI_DRIVER_INSTALL_DIR}'])
1534 AC_SUBST([DRI_DRIVER_SEARCH_DIR])
1535 dnl Which drivers to build - default is chosen by platform
1536 AC_ARG_WITH([dri-drivers],
1537     [AS_HELP_STRING([--with-dri-drivers@<:@=DIRS...@:>@],
1538         [comma delimited classic DRI drivers list, e.g.
1539         "swrast,i965,radeon" @<:@default=auto@:>@])],
1540     [with_dri_drivers="$withval"],
1541     [with_dri_drivers=auto])
1542
1543 if test "x$with_dri_drivers" = xauto; then
1544     if test "x$enable_opengl" = xyes -a "x$enable_dri" = xyes; then
1545         with_dri_drivers="yes"
1546     else
1547         with_dri_drivers="no"
1548     fi
1549 fi
1550 if test "x$with_dri_drivers" = xno; then
1551     with_dri_drivers=''
1552 fi
1553
1554 dnl If $with_dri_drivers is yes, drivers will be added through
1555 dnl platform checks. Set DEFINES and LIB_DEPS
1556 if test "x$enable_dri" = xyes; then
1557     # Platform specific settings and drivers to build
1558     case "$host_os" in
1559     linux*)
1560         DEFINES="$DEFINES -DHAVE_ALIAS"
1561         if test "x$enable_dri3" = xyes; then
1562             DEFINES="$DEFINES -DHAVE_DRI3"
1563         fi
1564
1565         if test "x$have_pci_id" != xyes; then
1566             AC_MSG_ERROR([libudev-dev or sysfs required for building DRI])
1567         fi
1568
1569         case "$host_cpu" in
1570         powerpc* | sparc*)
1571             # Build only the drivers for cards that exist on PowerPC/sparc
1572             if test "x$with_dri_drivers" = "xyes"; then
1573                 with_dri_drivers="r200 radeon swrast"
1574             fi
1575             ;;
1576         esac
1577         ;;
1578     *freebsd* | dragonfly* | *netbsd* | openbsd*)
1579         DEFINES="$DEFINES -DHAVE_ALIAS"
1580         ;;
1581     gnu*)
1582         DEFINES="$DEFINES -DHAVE_ALIAS"
1583         ;;
1584     cygwin*)
1585         if test "x$with_dri_drivers" = "xyes"; then
1586             with_dri_drivers="swrast"
1587         fi
1588         ;;
1589     darwin*)
1590         DEFINES="$DEFINES -DGLX_ALIAS_UNSUPPORTED -DBUILDING_MESA"
1591         if test "x$with_dri_drivers" = "xyes"; then
1592             with_dri_drivers="swrast"
1593         fi
1594         ;;
1595     esac
1596
1597     # default drivers
1598     if test "x$with_dri_drivers" = "xyes"; then
1599         with_dri_drivers="i915 i965 nouveau r200 radeon swrast"
1600     fi
1601
1602     # Check for expat
1603     PKG_CHECK_MODULES([EXPAT], [expat], [],
1604         # expat version 2.0 and earlier do not provide expat.pc
1605         [AC_CHECK_HEADER([expat.h],[],
1606                          [AC_MSG_ERROR([Expat headers required for DRI not found])])
1607          AC_CHECK_LIB([expat],[XML_ParserCreate],[],
1608                      [AC_MSG_ERROR([Expat library required for DRI not found])])
1609          EXPAT_LIBS="-lexpat"])
1610
1611     # put all the necessary libs together
1612     DRI_LIB_DEPS="$DRI_LIB_DEPS $SELINUX_LIBS $LIBDRM_LIBS $EXPAT_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1613 fi
1614
1615 AC_SUBST([DRI_LIB_DEPS])
1616
1617 DRI_DIRS=''
1618 dnl Duplicates in DRI_DIRS are removed by sorting it at the end of this block
1619 if test -n "$with_dri_drivers"; then
1620     if test "x$enable_opengl" != xyes; then
1621         AC_MSG_ERROR([--with-dri-drivers requires OpenGL])
1622     fi
1623
1624     dri_drivers=`IFS=', '; echo $with_dri_drivers`
1625     for driver in $dri_drivers; do
1626         DRI_DIRS="$DRI_DIRS $driver"
1627         case "x$driver" in
1628         xi915)
1629             HAVE_I915_DRI=yes;
1630             PKG_CHECK_MODULES([INTEL], [libdrm_intel >= $LIBDRM_INTEL_REQUIRED])
1631             ;;
1632         xi965)
1633             HAVE_I965_DRI=yes;
1634             PKG_CHECK_MODULES([INTEL], [libdrm_intel >= $LIBDRM_INTEL_REQUIRED])
1635             ;;
1636         xnouveau)
1637             HAVE_NOUVEAU_DRI=yes;
1638             PKG_CHECK_MODULES([NVVIEUX], [libdrm_nouveau >= $LIBDRM_NVVIEUX_REQUIRED])
1639             ;;
1640         xradeon)
1641             HAVE_RADEON_DRI=yes;
1642             PKG_CHECK_MODULES([RADEON], [libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
1643             ;;
1644         xr200)
1645             HAVE_R200_DRI=yes;
1646             PKG_CHECK_MODULES([RADEON], [libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
1647             ;;
1648         xswrast)
1649             HAVE_SWRAST_DRI=yes;
1650             ;;
1651         *)
1652             AC_MSG_ERROR([classic DRI driver '$driver' does not exist])
1653             ;;
1654         esac
1655     done
1656     DRI_DIRS=`echo $DRI_DIRS|tr " " "\n"|sort -u|tr "\n" " "`
1657 fi
1658
1659
1660 #
1661 # Vulkan driver configuration
1662 #
1663
1664 AC_ARG_WITH([vulkan-drivers],
1665     [AS_HELP_STRING([--with-vulkan-drivers@<:@=DIRS...@:>@],
1666         [comma delimited Vulkan drivers list, e.g.
1667         "intel"
1668         @<:@default=no@:>@])],
1669     [with_vulkan_drivers="$withval"],
1670     [with_vulkan_drivers="no"])
1671
1672 # Doing '--without-vulkan-drivers' will set this variable to 'no'.  Clear it
1673 # here so that the script doesn't choke on an unknown driver name later.
1674 case "x$with_vulkan_drivers" in
1675     xyes) with_vulkan_drivers="$VULKAN_DRIVERS_DEFAULT" ;;
1676     xno) with_vulkan_drivers='' ;;
1677 esac
1678
1679 AC_ARG_WITH([vulkan-icddir],
1680     [AS_HELP_STRING([--with-vulkan-icddir=DIR],
1681         [directory for the Vulkan driver icd files @<:@${datarootdir}/vulkan/icd.d@:>@])],
1682     [VULKAN_ICD_INSTALL_DIR="$withval"],
1683     [VULKAN_ICD_INSTALL_DIR='${datarootdir}/vulkan/icd.d'])
1684 AC_SUBST([VULKAN_ICD_INSTALL_DIR])
1685
1686 AC_ARG_ENABLE([vulkan-icd-full-driver-path],
1687    [AS_HELP_STRING([--disable-vulkan-icd-full-driver-path],
1688                    [create Vulkan ICD files with just a .so name and no path])],
1689    [vulkan_icd_driver_path="$enableval"],
1690    [vulkan_icd_driver_path="yes"])
1691 AM_CONDITIONAL(VULKAN_ICD_DRIVER_PATH, test "x$vulkan_icd_driver_path" = xyes)
1692
1693 if test -n "$with_vulkan_drivers"; then
1694     VULKAN_DRIVERS=`IFS=', '; echo $with_vulkan_drivers`
1695     for driver in $VULKAN_DRIVERS; do
1696         case "x$driver" in
1697         xintel)
1698             if test "x$HAVE_I965_DRI" != xyes; then
1699                 AC_MSG_ERROR([Intel Vulkan driver requires the i965 dri driver])
1700             fi
1701             if test "x$with_sha1" == "x"; then
1702                 AC_MSG_ERROR([Intel Vulkan driver requires SHA1])
1703             fi
1704             HAVE_INTEL_VULKAN=yes;
1705
1706             ;;
1707         *)
1708             AC_MSG_ERROR([Vulkan driver '$driver' does not exist])
1709             ;;
1710         esac
1711     done
1712     VULKAN_DRIVERS=`echo $VULKAN_DRIVERS|tr " " "\n"|sort -u|tr "\n" " "`
1713 fi
1714
1715
1716 AM_CONDITIONAL(NEED_MEGADRIVER, test -n "$DRI_DIRS")
1717 AM_CONDITIONAL(NEED_LIBMESA, test "x$enable_glx" = xxlib -o \
1718                                   "x$enable_osmesa" = xyes -o \
1719                                   -n "$DRI_DIRS")
1720
1721 dnl
1722 dnl OSMesa configuration
1723 dnl
1724
1725 dnl Configure the channel bits for OSMesa (libOSMesa, libOSMesa16, ...)
1726 AC_ARG_WITH([osmesa-bits],
1727     [AS_HELP_STRING([--with-osmesa-bits=BITS],
1728         [OSMesa channel bits and library name: 8, 16, 32 @<:@default=8@:>@])],
1729     [osmesa_bits="$withval"],
1730     [osmesa_bits=8])
1731 if test "x$osmesa_bits" != x8; then
1732     if test "x$enable_dri" = xyes -o "x$enable_glx" != xno; then
1733         AC_MSG_WARN([Ignoring OSMesa channel bits because of non-OSMesa driver])
1734         osmesa_bits=8
1735     fi
1736 fi
1737 case "x$osmesa_bits" in
1738 x8)
1739     OSMESA_LIB="${OSMESA_LIB}"
1740     ;;
1741 x16|x32)
1742     OSMESA_LIB="${OSMESA_LIB}$osmesa_bits"
1743     DEFINES="$DEFINES -DCHAN_BITS=$osmesa_bits -DDEFAULT_SOFTWARE_DEPTH_BITS=31"
1744     ;;
1745 *)
1746     AC_MSG_ERROR([OSMesa bits '$osmesa_bits' is not a valid option])
1747     ;;
1748 esac
1749
1750 if test "x$enable_osmesa" = xyes -o "x$enable_gallium_osmesa" = xyes; then
1751     # only link libraries with osmesa if shared
1752     if test "$enable_static" = no; then
1753         OSMESA_LIB_DEPS="-lm $PTHREAD_LIBS $SELINUX_LIBS $DLOPEN_LIBS"
1754     else
1755         OSMESA_LIB_DEPS=""
1756     fi
1757     OSMESA_PC_LIB_PRIV="-lm $PTHREAD_LIBS $SELINUX_LIBS $DLOPEN_LIBS"
1758 fi
1759
1760 AC_SUBST([OSMESA_LIB_DEPS])
1761 AC_SUBST([OSMESA_PC_REQ])
1762 AC_SUBST([OSMESA_PC_LIB_PRIV])
1763
1764 dnl
1765 dnl gbm configuration
1766 dnl
1767 if test "x$enable_gbm" = xauto; then
1768     case "$with_egl_platforms" in
1769         *drm*)
1770             enable_gbm=yes ;;
1771          *)
1772             enable_gbm=no ;;
1773     esac
1774 fi
1775 if test "x$enable_gbm" = xyes; then
1776     if test "x$need_pci_id$have_pci_id" = xyesno; then
1777         AC_MSG_ERROR([gbm requires udev >= $LIBUDEV_REQUIRED or sysfs])
1778     fi
1779
1780     if test "x$enable_dri" = xyes; then
1781         if test "x$enable_shared_glapi" = xno; then
1782             AC_MSG_ERROR([gbm_dri requires --enable-shared-glapi])
1783         fi
1784     else
1785         # Strictly speaking libgbm does not require --enable-dri, although
1786         # both of its backends do. Thus one can build libgbm without any
1787         # backends if --disable-dri is set.
1788         # To avoid unnecessary complexity of checking if at least one backend
1789         # is available when building, just mandate --enable-dri.
1790         AC_MSG_ERROR([gbm requires --enable-dri])
1791     fi
1792 fi
1793 AM_CONDITIONAL(HAVE_GBM, test "x$enable_gbm" = xyes)
1794 if test "x$need_pci_id$have_libudev" = xyesyes; then
1795     GBM_PC_REQ_PRIV="libudev >= $LIBUDEV_REQUIRED"
1796 else
1797     GBM_PC_REQ_PRIV=""
1798 fi
1799 GBM_PC_LIB_PRIV="$DLOPEN_LIBS"
1800 AC_SUBST([GBM_PC_REQ_PRIV])
1801 AC_SUBST([GBM_PC_LIB_PRIV])
1802
1803 dnl
1804 dnl EGL configuration
1805 dnl
1806 EGL_CLIENT_APIS=""
1807
1808 if test "x$enable_egl" = xyes; then
1809     EGL_LIB_DEPS="$DLOPEN_LIBS $SELINUX_LIBS $PTHREAD_LIBS"
1810
1811     AC_CHECK_FUNC(mincore, [DEFINES="$DEFINES -DHAVE_MINCORE"])
1812
1813     if test "$enable_static" != yes; then
1814         if test "x$enable_dri" = xyes; then
1815             HAVE_EGL_DRIVER_DRI2=1
1816             if test "x$enable_shared_glapi" = xno; then
1817                 AC_MSG_ERROR([egl_dri2 requires --enable-shared-glapi])
1818             fi
1819             if test "x$enable_dri3" = xyes; then
1820                 HAVE_EGL_DRIVER_DRI3=1
1821                 if test "x$enable_shared_glapi" = xno; then
1822                     AC_MSG_ERROR([egl_dri3 requires --enable-shared-glapi])
1823                 fi
1824             fi
1825         else
1826             # Avoid building an "empty" libEGL. Drop/update this
1827             # when other backends (haiku?) come along.
1828             AC_MSG_ERROR([egl requires --enable-dri])
1829         fi
1830
1831     fi
1832 fi
1833 AM_CONDITIONAL(HAVE_EGL, test "x$enable_egl" = xyes)
1834 AC_SUBST([EGL_LIB_DEPS])
1835
1836 gallium_st="mesa"
1837
1838 dnl
1839 dnl XA configuration
1840 dnl
1841 if test "x$enable_xa" = xyes; then
1842     if test "x$with_gallium_drivers" = xswrast; then
1843        AC_MSG_ERROR([
1844           Building xa requires at least one non swrast gallium driver.
1845           If you are looking to use libxatracker.so with the VMware driver,
1846           make sure to include svga in the gallium drivers list, apart from
1847           enabling XA.
1848           Example: ./configure --enable-xa --with-gallium-drivers=svga...])
1849     fi
1850     gallium_st="$gallium_st xa"
1851 fi
1852 AM_CONDITIONAL(HAVE_ST_XA, test "x$enable_xa" = xyes)
1853
1854 dnl
1855 dnl Gallium G3DVL configuration
1856 dnl
1857 if test -n "$with_gallium_drivers" -a "x$with_gallium_drivers" != xswrast; then
1858     if test "x$enable_xvmc" = xauto; then
1859         PKG_CHECK_EXISTS([xvmc >= $XVMC_REQUIRED], [enable_xvmc=yes], [enable_xvmc=no])
1860     fi
1861
1862     if test "x$enable_vdpau" = xauto; then
1863         PKG_CHECK_EXISTS([vdpau >= $VDPAU_REQUIRED], [enable_vdpau=yes], [enable_vdpau=no])
1864     fi
1865
1866     if test "x$enable_omx" = xauto; then
1867         PKG_CHECK_EXISTS([libomxil-bellagio >= $LIBOMXIL_BELLAGIO_REQUIRED], [enable_omx=yes], [enable_omx=no])
1868     fi
1869
1870     if test "x$enable_va" = xauto; then
1871         PKG_CHECK_EXISTS([libva >= $LIBVA_REQUIRED], [enable_va=yes], [enable_va=no])
1872     fi
1873 fi
1874
1875 if test "x$enable_dri" = xyes -o \
1876         "x$enable_xvmc" = xyes -o \
1877         "x$enable_vdpau" = xyes -o \
1878         "x$enable_omx" = xyes -o \
1879         "x$enable_va" = xyes; then
1880     need_gallium_vl=yes
1881 fi
1882 AM_CONDITIONAL(NEED_GALLIUM_VL, test "x$need_gallium_vl" = xyes)
1883
1884 if test "x$enable_xvmc" = xyes -o \
1885         "x$enable_vdpau" = xyes -o \
1886         "x$enable_omx" = xyes -o \
1887         "x$enable_va" = xyes; then
1888     if test x"$enable_dri3" = xyes; then
1889         PKG_CHECK_MODULES([VL], [xcb-dri3 xcb-present xcb-sync xshmfence >= $XSHMFENCE_REQUIRED
1890                                  x11-xcb xcb xcb-dri2 >= $XCBDRI2_REQUIRED])
1891     else
1892         PKG_CHECK_MODULES([VL], [x11-xcb xcb xcb-dri2 >= $XCBDRI2_REQUIRED])
1893     fi
1894     need_gallium_vl_winsys=yes
1895 fi
1896 AM_CONDITIONAL(NEED_GALLIUM_VL_WINSYS, test "x$need_gallium_vl_winsys" = xyes)
1897
1898 if test "x$enable_xvmc" = xyes; then
1899     PKG_CHECK_MODULES([XVMC], [xvmc >= $XVMC_REQUIRED])
1900     gallium_st="$gallium_st xvmc"
1901 fi
1902 AM_CONDITIONAL(HAVE_ST_XVMC, test "x$enable_xvmc" = xyes)
1903
1904 if test "x$enable_vdpau" = xyes; then
1905     PKG_CHECK_MODULES([VDPAU], [vdpau >= $VDPAU_REQUIRED])
1906     gallium_st="$gallium_st vdpau"
1907     DEFINES="$DEFINES -DHAVE_ST_VDPAU"
1908 fi
1909 AM_CONDITIONAL(HAVE_ST_VDPAU, test "x$enable_vdpau" = xyes)
1910
1911 if test "x$enable_omx" = xyes; then
1912     PKG_CHECK_MODULES([OMX], [libomxil-bellagio >= $LIBOMXIL_BELLAGIO_REQUIRED])
1913     gallium_st="$gallium_st omx"
1914 fi
1915 AM_CONDITIONAL(HAVE_ST_OMX, test "x$enable_omx" = xyes)
1916
1917 if test "x$enable_va" = xyes; then
1918     PKG_CHECK_MODULES([VA], [libva >= $LIBVA_REQUIRED])
1919     gallium_st="$gallium_st va"
1920 fi
1921 AM_CONDITIONAL(HAVE_ST_VA, test "x$enable_va" = xyes)
1922
1923 dnl
1924 dnl Nine Direct3D9 configuration
1925 dnl
1926 if test "x$enable_nine" = xyes; then
1927     if ! echo "$with_gallium_drivers" | grep -q 'swrast'; then
1928         AC_MSG_ERROR([nine requires the gallium swrast driver])
1929     fi
1930     if test "x$with_gallium_drivers" = xswrast; then
1931         AC_MSG_ERROR([nine requires at least one non-swrast gallium driver])
1932     fi
1933     if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 6; then
1934         AC_MSG_ERROR([gcc >= 4.6 is required to build nine])
1935     fi
1936
1937     if test "x$enable_dri3" = xno; then
1938         AC_MSG_WARN([using nine together with wine requires DRI3 enabled system])
1939     fi
1940
1941     gallium_st="$gallium_st nine"
1942 fi
1943 AM_CONDITIONAL(HAVE_ST_NINE, test "x$enable_nine" = xyes)
1944
1945 dnl
1946 dnl OpenCL configuration
1947 dnl
1948
1949 AC_ARG_WITH([clang-libdir],
1950    [AS_HELP_STRING([--with-clang-libdir],
1951          [Path to Clang libraries @<:@default=llvm-config --libdir@:>@])],
1952    [CLANG_LIBDIR="$withval"],
1953    [CLANG_LIBDIR=''])
1954
1955 PKG_CHECK_EXISTS([libclc], [have_libclc=yes], [have_libclc=no])
1956 PKG_CHECK_MODULES([LIBELF], [libelf], [have_libelf=yes], [have_libelf=no])
1957
1958 if test "x$have_libelf" = xno; then
1959    LIBELF_LIBS=''
1960    LIBELF_CFLAGS=''
1961    AC_CHECK_LIB([elf], [elf_memory], [have_libelf=yes;LIBELF_LIBS=-lelf], [have_libelf=no])
1962    AC_SUBST([LIBELF_LIBS])
1963    AC_SUBST([LIBELF_CFLAGS])
1964 fi
1965
1966 if test "x$enable_opencl" = xyes; then
1967     if test -z "$with_gallium_drivers"; then
1968         AC_MSG_ERROR([cannot enable OpenCL without Gallium])
1969     fi
1970
1971     if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 7; then
1972         AC_MSG_ERROR([gcc >= 4.7 is required to build clover])
1973     fi
1974
1975     if test "x$have_libclc" = xno; then
1976         AC_MSG_ERROR([pkg-config cannot find libclc.pc which is required to build clover.
1977                     Make sure the directory containing libclc.pc is specified in your
1978                     PKG_CONFIG_PATH environment variable.
1979                     By default libclc.pc is installed to /usr/local/share/pkgconfig/])
1980     else
1981         LIBCLC_INCLUDEDIR=`$PKG_CONFIG --variable=includedir libclc`
1982         LIBCLC_LIBEXECDIR=`$PKG_CONFIG --variable=libexecdir libclc`
1983         AC_SUBST([LIBCLC_INCLUDEDIR])
1984         AC_SUBST([LIBCLC_LIBEXECDIR])
1985     fi
1986
1987     gallium_st="$gallium_st clover"
1988
1989     if test "x$enable_opencl_icd" = xyes; then
1990         OPENCL_LIBNAME="MesaOpenCL"
1991     else
1992         OPENCL_LIBNAME="OpenCL"
1993     fi
1994
1995     if test "x$have_libelf" != xyes; then
1996        AC_MSG_ERROR([Clover requires libelf])
1997     fi
1998 fi
1999 AM_CONDITIONAL(HAVE_CLOVER, test "x$enable_opencl" = xyes)
2000 AM_CONDITIONAL(HAVE_CLOVER_ICD, test "x$enable_opencl_icd" = xyes)
2001 AC_SUBST([OPENCL_LIBNAME])
2002
2003 dnl
2004 dnl Gallium configuration
2005 dnl
2006 AM_CONDITIONAL(HAVE_GALLIUM, test -n "$with_gallium_drivers")
2007
2008 AC_SUBST([LLVM_BINDIR])
2009 AC_SUBST([LLVM_CFLAGS])
2010 AC_SUBST([LLVM_CPPFLAGS])
2011 AC_SUBST([LLVM_CXXFLAGS])
2012 AC_SUBST([LLVM_LIBDIR])
2013 AC_SUBST([LLVM_LIBS])
2014 AC_SUBST([LLVM_LDFLAGS])
2015 AC_SUBST([LLVM_INCLUDEDIR])
2016 AC_SUBST([LLVM_VERSION])
2017 AC_SUBST([CLANG_RESOURCE_DIR])
2018
2019 case "x$enable_opengl$enable_gles1$enable_gles2" in
2020 x*yes*)
2021     EGL_CLIENT_APIS="$EGL_CLIENT_APIS "'$(GL_LIB)'
2022     ;;
2023 esac
2024
2025 AC_SUBST([VG_LIB_DEPS])
2026 AC_SUBST([EGL_CLIENT_APIS])
2027
2028 dnl
2029 dnl EGL Platforms configuration
2030 dnl
2031 AC_ARG_WITH([egl-platforms],
2032     [AS_HELP_STRING([--with-egl-platforms@<:@=DIRS...@:>@],
2033         [comma delimited native platforms libEGL supports, e.g.
2034         "x11,drm" @<:@default=auto@:>@])],
2035     [with_egl_platforms="$withval"],
2036     [if test "x$enable_egl" = xyes; then
2037         with_egl_platforms="x11"
2038     else
2039         with_egl_platforms=""
2040     fi])
2041
2042 if test "x$with_egl_platforms" != "x" -a "x$enable_egl" != xyes; then
2043     AC_MSG_ERROR([cannot build egl state tracker without EGL library])
2044 fi
2045
2046 PKG_CHECK_MODULES([WAYLAND_SCANNER], [wayland-scanner],
2047         WAYLAND_SCANNER=`$PKG_CONFIG --variable=wayland_scanner wayland-scanner`,
2048         WAYLAND_SCANNER='')
2049 if test "x$WAYLAND_SCANNER" = x; then
2050     AC_PATH_PROG([WAYLAND_SCANNER], [wayland-scanner])
2051 fi
2052
2053 # Do per-EGL platform setups and checks
2054 egl_platforms=`IFS=', '; echo $with_egl_platforms`
2055 for plat in $egl_platforms; do
2056         case "$plat" in
2057         wayland)
2058                 test "x$have_libdrm" != xyes &&
2059                         AC_MSG_ERROR([EGL platform wayland requires libdrm >= $LIBDRM_REQUIRED])
2060
2061                 PKG_CHECK_MODULES([WAYLAND], [wayland-client >= $WAYLAND_REQUIRED wayland-server >= $WAYLAND_REQUIRED])
2062
2063                 if test "x$WAYLAND_SCANNER" = x; then
2064                         AC_MSG_ERROR([wayland-scanner is needed to compile the wayland egl platform])
2065                 fi
2066                 ;;
2067
2068         x11)
2069                 PKG_CHECK_MODULES([XCB_DRI2], [x11-xcb xcb xcb-dri2 >= $XCBDRI2_REQUIRED xcb-xfixes])
2070                 ;;
2071
2072         drm)
2073                 test "x$enable_gbm" = "xno" &&
2074                         AC_MSG_ERROR([EGL platform drm needs gbm])
2075                 test "x$have_libdrm" != xyes &&
2076                         AC_MSG_ERROR([EGL platform drm requires libdrm >= $LIBDRM_REQUIRED])
2077                 ;;
2078
2079         surfaceless)
2080                 test "x$have_libdrm" != xyes &&
2081                         AC_MSG_ERROR([EGL platform surfaceless requires libdrm >= $LIBDRM_REQUIRED])
2082                 ;;
2083
2084         android)
2085                 ;;
2086
2087         *)
2088                 AC_MSG_ERROR([EGL platform '$plat' does not exist])
2089                 ;;
2090         esac
2091
2092         case "$plat$need_pci_id$have_pci_id" in
2093                 waylandyesno|drmyesno)
2094                     AC_MSG_ERROR([cannot build $plat platform without udev >= $LIBUDEV_REQUIRED or sysfs]) ;;
2095         esac
2096 done
2097
2098 # libEGL wants to default to the first platform specified in
2099 # ./configure.  parse that here.
2100 if test "x$egl_platforms" != "x"; then
2101     FIRST_PLATFORM_CAPS=`echo $egl_platforms | sed 's| .*||' | tr '[[a-z]]' '[[A-Z]]'`
2102     EGL_NATIVE_PLATFORM="_EGL_PLATFORM_$FIRST_PLATFORM_CAPS"
2103 else
2104     EGL_NATIVE_PLATFORM="_EGL_INVALID_PLATFORM"
2105 fi
2106
2107 AM_CONDITIONAL(HAVE_PLATFORM_X11, echo "$egl_platforms" | grep -q 'x11')
2108 AM_CONDITIONAL(HAVE_PLATFORM_WAYLAND, echo "$egl_platforms" | grep -q 'wayland')
2109 AM_CONDITIONAL(HAVE_EGL_PLATFORM_DRM, echo "$egl_platforms" | grep -q 'drm')
2110 AM_CONDITIONAL(HAVE_EGL_PLATFORM_SURFACELESS, echo "$egl_platforms" | grep -q 'surfaceless')
2111 AM_CONDITIONAL(HAVE_EGL_PLATFORM_ANDROID, echo "$egl_platforms" | grep -q 'android')
2112
2113 AM_CONDITIONAL(HAVE_EGL_DRIVER_DRI2, test "x$HAVE_EGL_DRIVER_DRI2" != "x")
2114
2115 AC_SUBST([EGL_NATIVE_PLATFORM])
2116 AC_SUBST([EGL_CFLAGS])
2117
2118 # If we don't have the X11 platform, set this define so we don't try to include
2119 # the X11 headers.
2120 if ! echo "$egl_platforms" | grep -q 'x11'; then
2121     DEFINES="$DEFINES -DMESA_EGL_NO_X11_HEADERS"
2122     GL_PC_CFLAGS="$GL_PC_CFLAGS -DMESA_EGL_NO_X11_HEADERS"
2123 fi
2124
2125 dnl
2126 dnl Gallium LLVM
2127 dnl
2128 AC_ARG_ENABLE([gallium-llvm],
2129     [AS_HELP_STRING([--enable-gallium-llvm],
2130         [build gallium LLVM support @<:@default=enabled on x86/x86_64@:>@])],
2131     [enable_gallium_llvm="$enableval"],
2132     [enable_gallium_llvm=auto])
2133
2134 AC_ARG_ENABLE([llvm-shared-libs],
2135     [AS_HELP_STRING([--enable-llvm-shared-libs],
2136         [link with LLVM shared libraries @<:@default=enabled@:>@])],
2137     [enable_llvm_shared_libs="$enableval"],
2138     [enable_llvm_shared_libs=yes])
2139
2140 AC_ARG_WITH([llvm-prefix],
2141     [AS_HELP_STRING([--with-llvm-prefix],
2142         [Prefix for LLVM installations in non-standard locations])],
2143     [llvm_prefix="$withval"],
2144     [llvm_prefix=''])
2145
2146
2147 # Call this inside ` ` to get the return value.
2148 # $1 is the llvm-config command with arguments.
2149 strip_unwanted_llvm_flags() {
2150     # Use \> (marks the end of the word)
2151     echo `$1` | sed \
2152         -e 's/-march=\S*//g' \
2153         -e 's/-mtune=\S*//g' \
2154         -e 's/-mcpu=\S*//g' \
2155         -e 's/-DNDEBUG\>//g' \
2156         -e 's/-D_GNU_SOURCE\>//g' \
2157         -e 's/-pedantic\>//g' \
2158         -e 's/-Wcovered-switch-default\>//g' \
2159         -e 's/-O.\>//g' \
2160         -e 's/-g\>//g' \
2161         -e 's/-Wall\>//g' \
2162         -e 's/-Wcast-qual\>//g' \
2163         -e 's/-Woverloaded-virtual\>//g' \
2164         -e 's/-fcolor-diagnostics\>//g' \
2165         -e 's/-fdata-sections\>//g' \
2166         -e 's/-ffunction-sections\>//g' \
2167         -e 's/-fno-exceptions\>//g' \
2168         -e 's/-fomit-frame-pointer\>//g' \
2169         -e 's/-fvisibility-inlines-hidden\>//g' \
2170         -e 's/-fPIC\>//g' \
2171         -e 's/-fstack-protector-strong\>//g'
2172 }
2173
2174 llvm_check_version_for() {
2175     if test "${LLVM_VERSION_INT}${LLVM_VERSION_PATCH}" -lt "${1}0${2}${3}"; then
2176         AC_MSG_ERROR([LLVM $1.$2.$3 or newer is required for $4])
2177     fi
2178 }
2179
2180
2181
2182 if test -z "$with_gallium_drivers"; then
2183     enable_gallium_llvm=no
2184 fi
2185 if test "x$enable_gallium_llvm" = xauto; then
2186     case "$host_cpu" in
2187     i*86|x86_64|amd64) enable_gallium_llvm=yes;;
2188     esac
2189 fi
2190 if test "x$enable_gallium_llvm" = xyes; then
2191     if test -n "$llvm_prefix"; then
2192         AC_PATH_TOOL([LLVM_CONFIG], [llvm-config], [no], ["$llvm_prefix/bin"])
2193     else
2194         AC_PATH_TOOL([LLVM_CONFIG], [llvm-config], [no])
2195     fi
2196
2197     if test "x$LLVM_CONFIG" != xno; then
2198         LLVM_VERSION=`$LLVM_CONFIG --version | egrep -o '^[[0-9.]]+'`
2199         LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
2200         LLVM_BINDIR=`$LLVM_CONFIG --bindir`
2201         LLVM_CPPFLAGS=`strip_unwanted_llvm_flags "$LLVM_CONFIG --cppflags"`
2202         LLVM_CFLAGS=$LLVM_CPPFLAGS   # CPPFLAGS seem to be sufficient
2203         LLVM_CXXFLAGS=`strip_unwanted_llvm_flags "$LLVM_CONFIG --cxxflags"`
2204         LLVM_INCLUDEDIR=`$LLVM_CONFIG --includedir`
2205         LLVM_LIBDIR=`$LLVM_CONFIG --libdir`
2206
2207         AC_COMPUTE_INT([LLVM_VERSION_MAJOR], [LLVM_VERSION_MAJOR],
2208             [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
2209         AC_COMPUTE_INT([LLVM_VERSION_MINOR], [LLVM_VERSION_MINOR],
2210             [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
2211
2212         LLVM_VERSION_PATCH=`echo $LLVM_VERSION | cut -d. -f3 | egrep -o '^[[0-9]]+'`
2213         if test -z "$LLVM_VERSION_PATCH"; then
2214             LLVM_VERSION_PATCH=0
2215         fi
2216
2217         if test -n "${LLVM_VERSION_MAJOR}"; then
2218             LLVM_VERSION_INT="${LLVM_VERSION_MAJOR}0${LLVM_VERSION_MINOR}"
2219         else
2220             LLVM_VERSION_INT=`echo $LLVM_VERSION | sed -e 's/\([[0-9]]\)\.\([[0-9]]\)/\10\2/g'`
2221         fi
2222
2223         LLVM_REQUIRED_VERSION_MAJOR="3"
2224         LLVM_REQUIRED_VERSION_MINOR="3"
2225         if test "$LLVM_VERSION_INT" -lt "${LLVM_REQUIRED_VERSION_MAJOR}0${LLVM_REQUIRED_VERSION_MINOR}"; then
2226             AC_MSG_ERROR([LLVM $LLVM_REQUIRED_VERSION_MAJOR.$LLVM_REQUIRED_VERSION_MINOR or newer is required])
2227         fi
2228
2229         LLVM_COMPONENTS="engine bitwriter mcjit mcdisassembler"
2230
2231         if $LLVM_CONFIG --components | grep -q inteljitevents ; then
2232             LLVM_COMPONENTS="${LLVM_COMPONENTS} inteljitevents"
2233         fi
2234
2235         if test "x$enable_opencl" = xyes; then
2236             llvm_check_version_for "3" "6" "0" "opencl"
2237
2238             LLVM_COMPONENTS="${LLVM_COMPONENTS} all-targets ipo linker instrumentation"
2239             LLVM_COMPONENTS="${LLVM_COMPONENTS} irreader option objcarcopts profiledata"
2240         fi
2241         DEFINES="${DEFINES} -DHAVE_LLVM=0x0$LLVM_VERSION_INT -DMESA_LLVM_VERSION_PATCH=$LLVM_VERSION_PATCH"
2242         MESA_LLVM=1
2243
2244         dnl Check for Clang internal headers
2245         if test "x$enable_opencl" = xyes; then
2246             if test -z "$CLANG_LIBDIR"; then
2247                 CLANG_LIBDIR=${LLVM_LIBDIR}
2248             fi
2249             CLANG_RESOURCE_DIR=$CLANG_LIBDIR/clang/${LLVM_VERSION}
2250             AS_IF([test ! -f "$CLANG_RESOURCE_DIR/include/stddef.h"],
2251                 [AC_MSG_ERROR([Could not find clang internal header stddef.h in $CLANG_RESOURCE_DIR Use --with-clang-libdir to specify the correct path to the clang libraries.])])
2252         fi
2253     else
2254         MESA_LLVM=0
2255         LLVM_VERSION_INT=0
2256     fi
2257 else
2258     MESA_LLVM=0
2259     LLVM_VERSION_INT=0
2260
2261     if test "x$enable_opencl" = xyes; then
2262         AC_MSG_ERROR([cannot enable OpenCL without LLVM])
2263     fi
2264 fi
2265
2266 dnl Directory for XVMC libs
2267 AC_ARG_WITH([xvmc-libdir],
2268     [AS_HELP_STRING([--with-xvmc-libdir=DIR],
2269         [directory for the XVMC libraries @<:@default=${libdir}@:>@])],
2270     [XVMC_LIB_INSTALL_DIR="$withval"],
2271     [XVMC_LIB_INSTALL_DIR='${libdir}'])
2272 AC_SUBST([XVMC_LIB_INSTALL_DIR])
2273
2274 dnl
2275 dnl Gallium Tests
2276 dnl
2277 AM_CONDITIONAL(HAVE_GALLIUM_TESTS, test "x$enable_gallium_tests" = xyes)
2278
2279 dnl Directory for VDPAU libs
2280 AC_ARG_WITH([vdpau-libdir],
2281     [AS_HELP_STRING([--with-vdpau-libdir=DIR],
2282         [directory for the VDPAU libraries @<:@default=${libdir}/vdpau@:>@])],
2283     [VDPAU_LIB_INSTALL_DIR="$withval"],
2284     [VDPAU_LIB_INSTALL_DIR='${libdir}/vdpau'])
2285 AC_SUBST([VDPAU_LIB_INSTALL_DIR])
2286
2287 dnl Directory for OMX libs
2288
2289 AC_ARG_WITH([omx-libdir],
2290     [AS_HELP_STRING([--with-omx-libdir=DIR],
2291         [directory for the OMX libraries])],
2292     [OMX_LIB_INSTALL_DIR="$withval"],
2293     [OMX_LIB_INSTALL_DIR=`$PKG_CONFIG --define-variable=libdir=\$libdir --variable=pluginsdir libomxil-bellagio`])
2294 AC_SUBST([OMX_LIB_INSTALL_DIR])
2295
2296 dnl Directory for VA libs
2297
2298 AC_ARG_WITH([va-libdir],
2299     [AS_HELP_STRING([--with-va-libdir=DIR],
2300         [directory for the VA libraries @<:@${libdir}/dri@:>@])],
2301     [VA_LIB_INSTALL_DIR="$withval"],
2302     [VA_LIB_INSTALL_DIR="${libdir}/dri"])
2303 AC_SUBST([VA_LIB_INSTALL_DIR])
2304
2305 AC_ARG_WITH([d3d-libdir],
2306     [AS_HELP_STRING([--with-d3d-libdir=DIR],
2307         [directory for the D3D modules @<:@${libdir}/d3d@:>@])],
2308     [D3D_DRIVER_INSTALL_DIR="$withval"],
2309     [D3D_DRIVER_INSTALL_DIR="${libdir}/d3d"])
2310 AC_SUBST([D3D_DRIVER_INSTALL_DIR])
2311
2312 dnl
2313 dnl Gallium helper functions
2314 dnl
2315 gallium_require_drm() {
2316     if test "x$have_libdrm" != xyes; then
2317        AC_MSG_ERROR([$1 requires libdrm >= $LIBDRM_REQUIRED])
2318     fi
2319 }
2320
2321 gallium_require_llvm() {
2322     if test "x$MESA_LLVM" = x0; then
2323         case "$host" in *gnux32) return;; esac
2324         case "$host_cpu" in
2325         i*86|x86_64|amd64) AC_MSG_ERROR([LLVM is required to build $1 on x86 and x86_64]);;
2326         esac
2327     fi
2328 }
2329
2330 gallium_require_drm_loader() {
2331     if test "x$need_pci_id$have_pci_id" = xyesno; then
2332         AC_MSG_ERROR([Gallium drm loader requires libudev >= $LIBUDEV_REQUIRED or sysfs])
2333     fi
2334 }
2335
2336 dnl This is for Glamor. Skip this if OpenGL is disabled.
2337 require_egl_drm() {
2338     if test "x$enable_opengl" = xno; then
2339         return 0
2340     fi
2341
2342     case "$with_egl_platforms" in
2343         *drm*)
2344             ;;
2345          *)
2346             AC_MSG_ERROR([--with-egl-platforms=drm is required to build the $1 driver.])
2347             ;;
2348     esac
2349     if test "x$enable_gbm" != xyes; then
2350             AC_MSG_ERROR([--enable-gbm is required to build the $1 driver.])
2351     fi
2352 }
2353
2354 radeon_llvm_check() {
2355     if test ${LLVM_VERSION_INT} -lt 307; then
2356         amdgpu_llvm_target_name='r600'
2357     else
2358         amdgpu_llvm_target_name='amdgpu'
2359     fi
2360     if test "x$enable_gallium_llvm" != "xyes"; then
2361         AC_MSG_ERROR([--enable-gallium-llvm is required when building $1])
2362     fi
2363     llvm_check_version_for "3" "6" "0" $1
2364     if test true && $LLVM_CONFIG --targets-built | grep -iqvw $amdgpu_llvm_target_name ; then
2365         AC_MSG_ERROR([LLVM $amdgpu_llvm_target_name not enabled in your LLVM build.])
2366     fi
2367     LLVM_COMPONENTS="${LLVM_COMPONENTS} $amdgpu_llvm_target_name bitreader ipo"
2368     NEED_RADEON_LLVM=yes
2369     if test "x$have_libelf" != xyes; then
2370        AC_MSG_ERROR([$1 requires libelf when using llvm])
2371     fi
2372 }
2373
2374 swr_llvm_check() {
2375     gallium_require_llvm $1
2376     if test ${LLVM_VERSION_INT} -lt 306; then
2377         AC_MSG_ERROR([LLVM version 3.6 or later required when building $1])
2378     fi
2379     if test "x$enable_gallium_llvm" != "xyes"; then
2380         AC_MSG_ERROR([--enable-gallium-llvm is required when building $1])
2381     fi
2382 }
2383
2384 swr_require_cxx_feature_flags() {
2385     feature_name="$1"
2386     preprocessor_test="$2"
2387     option_list="$3"
2388     output_var="$4"
2389
2390     AC_MSG_CHECKING([whether $CXX supports $feature_name])
2391     AC_LANG_PUSH([C++])
2392     save_CXXFLAGS="$CXXFLAGS"
2393     save_IFS="$IFS"
2394     IFS=","
2395     found=0
2396     for opts in $option_list
2397     do
2398         unset IFS
2399         CXXFLAGS="$opts $save_CXXFLAGS"
2400         AC_COMPILE_IFELSE(
2401             [AC_LANG_PROGRAM(
2402                 [   #if !($preprocessor_test)
2403                     #error
2404                     #endif
2405                 ])],
2406             [found=1; break],
2407             [])
2408         IFS=","
2409     done
2410     IFS="$save_IFS"
2411     CXXFLAGS="$save_CXXFLAGS"
2412     AC_LANG_POP([C++])
2413     if test $found -eq 1; then
2414         AC_MSG_RESULT([$opts])
2415         eval "$output_var=\$opts"
2416         return 0
2417     fi
2418     AC_MSG_RESULT([no])
2419     AC_MSG_ERROR([swr requires $feature_name support])
2420     return 1
2421 }
2422
2423 dnl Duplicates in GALLIUM_DRIVERS_DIRS are removed by sorting it after this block
2424 if test -n "$with_gallium_drivers"; then
2425     gallium_drivers=`IFS=', '; echo $with_gallium_drivers`
2426     for driver in $gallium_drivers; do
2427         case "x$driver" in
2428         xsvga)
2429             HAVE_GALLIUM_SVGA=yes
2430             gallium_require_drm "svga"
2431             gallium_require_drm_loader
2432             ;;
2433         xi915)
2434             HAVE_GALLIUM_I915=yes
2435             PKG_CHECK_MODULES([INTEL], [libdrm_intel >= $LIBDRM_INTEL_REQUIRED])
2436             gallium_require_drm "Gallium i915"
2437             gallium_require_drm_loader
2438             ;;
2439         xilo)
2440             HAVE_GALLIUM_ILO=yes
2441             PKG_CHECK_MODULES([INTEL], [libdrm_intel >= $LIBDRM_INTEL_REQUIRED])
2442             gallium_require_drm "Gallium i965/ilo"
2443             gallium_require_drm_loader
2444             ;;
2445         xr300)
2446             HAVE_GALLIUM_R300=yes
2447             PKG_CHECK_MODULES([RADEON], [libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
2448             gallium_require_drm "Gallium R300"
2449             gallium_require_drm_loader
2450             gallium_require_llvm "Gallium R300"
2451             ;;
2452         xr600)
2453             HAVE_GALLIUM_R600=yes
2454             PKG_CHECK_MODULES([RADEON], [libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
2455             gallium_require_drm "Gallium R600"
2456             gallium_require_drm_loader
2457             if test "x$enable_opencl" = xyes; then
2458                 radeon_llvm_check "r600g"
2459                 LLVM_COMPONENTS="${LLVM_COMPONENTS} bitreader asmparser"
2460             fi
2461             ;;
2462         xradeonsi)
2463             HAVE_GALLIUM_RADEONSI=yes
2464             PKG_CHECK_MODULES([RADEON], [libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
2465             PKG_CHECK_MODULES([AMDGPU], [libdrm_amdgpu >= $LIBDRM_AMDGPU_REQUIRED])
2466             gallium_require_drm "radeonsi"
2467             gallium_require_drm_loader
2468             radeon_llvm_check "radeonsi"
2469             require_egl_drm "radeonsi"
2470             ;;
2471         xnouveau)
2472             HAVE_GALLIUM_NOUVEAU=yes
2473             PKG_CHECK_MODULES([NOUVEAU], [libdrm_nouveau >= $LIBDRM_NOUVEAU_REQUIRED])
2474             gallium_require_drm "nouveau"
2475             gallium_require_drm_loader
2476             ;;
2477         xfreedreno)
2478             HAVE_GALLIUM_FREEDRENO=yes
2479             PKG_CHECK_MODULES([FREEDRENO], [libdrm_freedreno >= $LIBDRM_FREEDRENO_REQUIRED])
2480             gallium_require_drm "freedreno"
2481             gallium_require_drm_loader
2482             ;;
2483         xswrast)
2484             HAVE_GALLIUM_SOFTPIPE=yes
2485             if test "x$MESA_LLVM" = x1; then
2486                 HAVE_GALLIUM_LLVMPIPE=yes
2487             fi
2488             ;;
2489         xswr)
2490             swr_llvm_check "swr"
2491
2492             swr_require_cxx_feature_flags "C++11" "__cplusplus >= 201103L" \
2493                 ",-std=c++11" \
2494                 SWR_CXX11_CXXFLAGS
2495             AC_SUBST([SWR_CXX11_CXXFLAGS])
2496
2497             swr_require_cxx_feature_flags "AVX" "defined(__AVX__)" \
2498                 ",-mavx,-march=core-avx" \
2499                 SWR_AVX_CXXFLAGS
2500             AC_SUBST([SWR_AVX_CXXFLAGS])
2501
2502             swr_require_cxx_feature_flags "AVX2" "defined(__AVX2__)" \
2503                 ",-mavx2 -mfma -mbmi2 -mf16c,-march=core-avx2" \
2504                 SWR_AVX2_CXXFLAGS
2505             AC_SUBST([SWR_AVX2_CXXFLAGS])
2506
2507             HAVE_GALLIUM_SWR=yes
2508             ;;
2509         xvc4)
2510             HAVE_GALLIUM_VC4=yes
2511             PKG_CHECK_MODULES([VC4], [libdrm_vc4 >= $LIBDRM_VC4_REQUIRED])
2512             gallium_require_drm "vc4"
2513             gallium_require_drm_loader
2514
2515             PKG_CHECK_MODULES([SIMPENROSE], [simpenrose],
2516                               [USE_VC4_SIMULATOR=yes;
2517                                DEFINES="$DEFINES -DUSE_VC4_SIMULATOR"],
2518                               [USE_VC4_SIMULATOR=no])
2519             ;;
2520         xvirgl)
2521             HAVE_GALLIUM_VIRGL=yes
2522             gallium_require_drm "virgl"
2523             gallium_require_drm_loader
2524             require_egl_drm "virgl"
2525             ;;
2526         *)
2527             AC_MSG_ERROR([Unknown Gallium driver: $driver])
2528             ;;
2529         esac
2530     done
2531 fi
2532
2533 dnl Set LLVM_LIBS - This is done after the driver configuration so
2534 dnl that drivers can add additional components to LLVM_COMPONENTS.
2535 dnl Previously, gallium drivers were updating LLVM_LIBS directly
2536 dnl by calling llvm-config --libs ${DRIVER_LLVM_COMPONENTS}, but
2537 dnl this was causing the same libraries to be appear multiple times
2538 dnl in LLVM_LIBS.
2539
2540 if test "x$MESA_LLVM" != x0; then
2541
2542     if ! $LLVM_CONFIG --libs ${LLVM_COMPONENTS} >/dev/null; then
2543        AC_MSG_ERROR([Calling ${LLVM_CONFIG} failed])
2544     fi
2545     LLVM_LIBS="`$LLVM_CONFIG --libs ${LLVM_COMPONENTS}`"
2546
2547     dnl llvm-config may not give the right answer when llvm is a built as a
2548     dnl single shared library, so we must work the library name out for
2549     dnl ourselves.
2550     dnl (See https://llvm.org/bugs/show_bug.cgi?id=6823)
2551     if test "x$enable_llvm_shared_libs" = xyes; then
2552         dnl We can't use $LLVM_VERSION because it has 'svn' stripped out,
2553         LLVM_SO_NAME=LLVM-`$LLVM_CONFIG --version`
2554         AS_IF([test -f "$LLVM_LIBDIR/lib$LLVM_SO_NAME.$IMP_LIB_EXT"], [llvm_have_one_so=yes])
2555
2556         if test "x$llvm_have_one_so" = xyes; then
2557             dnl LLVM was built using auto*, so there is only one shared object.
2558             LLVM_LIBS="-l$LLVM_SO_NAME"
2559         else
2560             dnl If LLVM was built with CMake, there will be one shared object per
2561             dnl component.
2562             AS_IF([test ! -f "$LLVM_LIBDIR/libLLVMTarget.$IMP_LIB_EXT"],
2563                     [AC_MSG_ERROR([Could not find llvm shared libraries:
2564         Please make sure you have built llvm with the --enable-shared option
2565         and that your llvm libraries are installed in $LLVM_LIBDIR
2566         If you have installed your llvm libraries to a different directory you
2567         can use the --with-llvm-prefix= configure flag to specify this directory.
2568         NOTE: Mesa is attempting to use llvm shared libraries by default.
2569         If you do not want to build with llvm shared libraries and instead want to
2570         use llvm static libraries then add --disable-llvm-shared-libs to your configure
2571         invocation and rebuild.])])
2572
2573            dnl We don't need to update LLVM_LIBS in this case because the LLVM
2574            dnl install uses a shared object for each component and we have
2575            dnl already added all of these objects to LLVM_LIBS.
2576         fi
2577     else
2578         AC_MSG_WARN([Building mesa with statically linked LLVM may cause compilation issues])
2579         dnl We need to link to llvm system libs when using static libs
2580         dnl However, only llvm 3.5+ provides --system-libs
2581         if test $LLVM_VERSION_MAJOR -ge 4 -o $LLVM_VERSION_MAJOR -eq 3 -a $LLVM_VERSION_MINOR -ge 5; then
2582             LLVM_LIBS="$LLVM_LIBS `$LLVM_CONFIG --system-libs`"
2583         fi
2584     fi
2585 fi
2586
2587 AM_CONDITIONAL(HAVE_GALLIUM_SVGA, test "x$HAVE_GALLIUM_SVGA" = xyes)
2588 AM_CONDITIONAL(HAVE_GALLIUM_I915, test "x$HAVE_GALLIUM_I915" = xyes)
2589 AM_CONDITIONAL(HAVE_GALLIUM_ILO, test "x$HAVE_GALLIUM_ILO" = xyes)
2590 AM_CONDITIONAL(HAVE_GALLIUM_R300, test "x$HAVE_GALLIUM_R300" = xyes)
2591 AM_CONDITIONAL(HAVE_GALLIUM_R600, test "x$HAVE_GALLIUM_R600" = xyes)
2592 AM_CONDITIONAL(HAVE_GALLIUM_RADEONSI, test "x$HAVE_GALLIUM_RADEONSI" = xyes)
2593 AM_CONDITIONAL(HAVE_GALLIUM_RADEON_COMMON, test "x$HAVE_GALLIUM_R600" = xyes -o \
2594                                                 "x$HAVE_GALLIUM_RADEONSI" = xyes)
2595 AM_CONDITIONAL(HAVE_GALLIUM_NOUVEAU, test "x$HAVE_GALLIUM_NOUVEAU" = xyes)
2596 AM_CONDITIONAL(HAVE_GALLIUM_FREEDRENO, test "x$HAVE_GALLIUM_FREEDRENO" = xyes)
2597 AM_CONDITIONAL(HAVE_GALLIUM_SOFTPIPE, test "x$HAVE_GALLIUM_SOFTPIPE" = xyes)
2598 AM_CONDITIONAL(HAVE_GALLIUM_LLVMPIPE, test "x$HAVE_GALLIUM_LLVMPIPE" = xyes)
2599 AM_CONDITIONAL(HAVE_GALLIUM_SWR, test "x$HAVE_GALLIUM_SWR" = xyes)
2600 AM_CONDITIONAL(HAVE_GALLIUM_SWRAST, test "x$HAVE_GALLIUM_SOFTPIPE" = xyes -o \
2601                                          "x$HAVE_GALLIUM_LLVMPIPE" = xyes -o \
2602                                          "x$HAVE_GALLIUM_SWR" = xyes)
2603 AM_CONDITIONAL(HAVE_GALLIUM_VC4, test "x$HAVE_GALLIUM_VC4" = xyes)
2604 AM_CONDITIONAL(HAVE_GALLIUM_VIRGL, test "x$HAVE_GALLIUM_VIRGL" = xyes)
2605
2606 AM_CONDITIONAL(HAVE_GALLIUM_STATIC_TARGETS, test "x$enable_shared_pipe_drivers" = xno)
2607
2608 if test "x$enable_dri" = xyes; then
2609     GALLIUM_PIPE_LOADER_DEFINES="$GALLIUM_PIPE_LOADER_DEFINES -DHAVE_PIPE_LOADER_DRI"
2610 fi
2611
2612 if test "x$have_drisw_kms" = xyes; then
2613     GALLIUM_PIPE_LOADER_DEFINES="$GALLIUM_PIPE_LOADER_DEFINES -DHAVE_PIPE_LOADER_KMS"
2614 fi
2615 AC_SUBST([GALLIUM_PIPE_LOADER_DEFINES])
2616
2617 AM_CONDITIONAL(HAVE_I915_DRI, test x$HAVE_I915_DRI = xyes)
2618 AM_CONDITIONAL(HAVE_I965_DRI, test x$HAVE_I965_DRI = xyes)
2619 AM_CONDITIONAL(HAVE_NOUVEAU_DRI, test x$HAVE_NOUVEAU_DRI = xyes)
2620 AM_CONDITIONAL(HAVE_R200_DRI, test x$HAVE_R200_DRI = xyes)
2621 AM_CONDITIONAL(HAVE_RADEON_DRI, test x$HAVE_RADEON_DRI = xyes)
2622 AM_CONDITIONAL(HAVE_SWRAST_DRI, test x$HAVE_SWRAST_DRI = xyes)
2623
2624 AM_CONDITIONAL(HAVE_INTEL_VULKAN, test "x$HAVE_INTEL_VULKAN" = xyes)
2625
2626 AM_CONDITIONAL(HAVE_INTEL_DRIVERS, test "x$HAVE_INTEL_VULKAN" = xyes -o \
2627                                         "x$HAVE_I965_DRI" = xyes)
2628
2629 AM_CONDITIONAL(NEED_RADEON_DRM_WINSYS, test "x$HAVE_GALLIUM_R300" = xyes -o \
2630                                             "x$HAVE_GALLIUM_R600" = xyes -o \
2631                                             "x$HAVE_GALLIUM_RADEONSI" = xyes)
2632 AM_CONDITIONAL(NEED_WINSYS_XLIB, test "x$enable_glx" = xgallium-xlib)
2633 AM_CONDITIONAL(NEED_RADEON_LLVM, test x$NEED_RADEON_LLVM = xyes)
2634 AM_CONDITIONAL(HAVE_GALLIUM_COMPUTE, test x$enable_opencl = xyes)
2635 AM_CONDITIONAL(HAVE_MESA_LLVM, test x$MESA_LLVM = x1)
2636 AM_CONDITIONAL(USE_VC4_SIMULATOR, test x$USE_VC4_SIMULATOR = xyes)
2637 if test "x$USE_VC4_SIMULATOR" = xyes -a "x$HAVE_GALLIUM_ILO" = xyes; then
2638     AC_MSG_ERROR([VC4 simulator on x86 replaces i965 driver build, so ilo must be disabled.])
2639 fi
2640
2641 AM_CONDITIONAL(HAVE_LIBDRM, test "x$have_libdrm" = xyes)
2642 AM_CONDITIONAL(HAVE_OSMESA, test "x$enable_osmesa" = xyes)
2643 AM_CONDITIONAL(HAVE_GALLIUM_OSMESA, test "x$enable_gallium_osmesa" = xyes)
2644
2645 AM_CONDITIONAL(HAVE_X86_ASM, test "x$asm_arch" = xx86 -o "x$asm_arch" = xx86_64)
2646 AM_CONDITIONAL(HAVE_X86_64_ASM, test "x$asm_arch" = xx86_64)
2647 AM_CONDITIONAL(HAVE_SPARC_ASM, test "x$asm_arch" = xsparc)
2648
2649 AC_SUBST([NINE_MAJOR], 1)
2650 AC_SUBST([NINE_MINOR], 0)
2651 AC_SUBST([NINE_TINY], 0)
2652 AC_SUBST([NINE_VERSION], "$NINE_MAJOR.$NINE_MINOR.$NINE_TINY")
2653
2654 AC_SUBST([VDPAU_MAJOR], 1)
2655 AC_SUBST([VDPAU_MINOR], 0)
2656
2657 VA_MAJOR=`$PKG_CONFIG --modversion libva | $SED -n 's/\([[^\.]]*\)\..*$/\1/p'`
2658 VA_MINOR=`$PKG_CONFIG --modversion libva | $SED -n 's/.*\.\(.*\)\..*$/\1/p'`
2659 AC_SUBST([VA_MAJOR], $VA_MAJOR)
2660 AC_SUBST([VA_MINOR], $VA_MINOR)
2661
2662 AC_SUBST([XVMC_MAJOR], 1)
2663 AC_SUBST([XVMC_MINOR], 0)
2664
2665 XA_HEADER="$srcdir/src/gallium/state_trackers/xa/xa_tracker.h"
2666 XA_MAJOR=`grep "#define XA_TRACKER_VERSION_MAJOR" $XA_HEADER | $SED 's/^#define XA_TRACKER_VERSION_MAJOR //'`
2667 XA_MINOR=`grep "#define XA_TRACKER_VERSION_MINOR" $XA_HEADER | $SED 's/^#define XA_TRACKER_VERSION_MINOR //'`
2668 XA_TINY=`grep "#define XA_TRACKER_VERSION_PATCH" $XA_HEADER | $SED 's/^#define XA_TRACKER_VERSION_PATCH //'`
2669
2670 AC_SUBST([XA_MAJOR], $XA_MAJOR)
2671 AC_SUBST([XA_MINOR], $XA_MINOR)
2672 AC_SUBST([XA_TINY], $XA_TINY)
2673 AC_SUBST([XA_VERSION], "$XA_MAJOR.$XA_MINOR.$XA_TINY")
2674
2675 AC_SUBST([TIMESTAMP_CMD], '`test $(SOURCE_DATE_EPOCH) && echo $(SOURCE_DATE_EPOCH) || date +%s`')
2676
2677 AC_ARG_ENABLE(valgrind,
2678               [AS_HELP_STRING([--enable-valgrind],
2679                              [Build mesa with valgrind support (default: auto)])],
2680                              [VALGRIND=$enableval], [VALGRIND=auto])
2681 if test "x$VALGRIND" != xno; then
2682         PKG_CHECK_MODULES(VALGRIND, [valgrind], [have_valgrind=yes], [have_valgrind=no])
2683 fi
2684 AC_MSG_CHECKING([whether to enable Valgrind support])
2685 if test "x$VALGRIND" = xauto; then
2686         VALGRIND="$have_valgrind"
2687 fi
2688
2689 if test "x$VALGRIND" = "xyes"; then
2690         if ! test "x$have_valgrind" = xyes; then
2691                 AC_MSG_ERROR([Valgrind support required but not present])
2692         fi
2693         AC_DEFINE([HAVE_VALGRIND], 1, [Use valgrind intrinsics to suppress false warnings])
2694 fi
2695
2696 AC_MSG_RESULT([$VALGRIND])
2697
2698 dnl Restore LDFLAGS and CPPFLAGS
2699 LDFLAGS="$_SAVE_LDFLAGS"
2700 CPPFLAGS="$_SAVE_CPPFLAGS"
2701
2702 dnl Suppress clang's warnings about unused CFLAGS and CXXFLAGS
2703 if test "x$acv_mesa_CLANG" = xyes; then
2704     CFLAGS="$CFLAGS -Qunused-arguments"
2705     CXXFLAGS="$CXXFLAGS -Qunused-arguments"
2706 fi
2707
2708 dnl Add user CFLAGS and CXXFLAGS
2709 CFLAGS="$CFLAGS $USER_CFLAGS"
2710 CXXFLAGS="$CXXFLAGS $USER_CXXFLAGS"
2711
2712 dnl Substitute the config
2713 AC_CONFIG_FILES([Makefile
2714                 src/Makefile
2715                 src/amd/Makefile
2716                 src/compiler/Makefile
2717                 src/egl/Makefile
2718                 src/egl/main/egl.pc
2719                 src/egl/wayland/wayland-drm/Makefile
2720                 src/egl/wayland/wayland-egl/Makefile
2721                 src/egl/wayland/wayland-egl/wayland-egl.pc
2722                 src/gallium/Makefile
2723                 src/gallium/auxiliary/Makefile
2724                 src/gallium/auxiliary/pipe-loader/Makefile
2725                 src/gallium/drivers/freedreno/Makefile
2726                 src/gallium/drivers/ddebug/Makefile
2727                 src/gallium/drivers/i915/Makefile
2728                 src/gallium/drivers/ilo/Makefile
2729                 src/gallium/drivers/llvmpipe/Makefile
2730                 src/gallium/drivers/noop/Makefile
2731                 src/gallium/drivers/nouveau/Makefile
2732                 src/gallium/drivers/r300/Makefile
2733                 src/gallium/drivers/r600/Makefile
2734                 src/gallium/drivers/radeon/Makefile
2735                 src/gallium/drivers/radeonsi/Makefile
2736                 src/gallium/drivers/rbug/Makefile
2737                 src/gallium/drivers/softpipe/Makefile
2738                 src/gallium/drivers/svga/Makefile
2739                 src/gallium/drivers/swr/Makefile
2740                 src/gallium/drivers/trace/Makefile
2741                 src/gallium/drivers/vc4/Makefile
2742                 src/gallium/drivers/virgl/Makefile
2743                 src/gallium/state_trackers/clover/Makefile
2744                 src/gallium/state_trackers/dri/Makefile
2745                 src/gallium/state_trackers/glx/xlib/Makefile
2746                 src/gallium/state_trackers/nine/Makefile
2747                 src/gallium/state_trackers/omx/Makefile
2748                 src/gallium/state_trackers/osmesa/Makefile
2749                 src/gallium/state_trackers/va/Makefile
2750                 src/gallium/state_trackers/vdpau/Makefile
2751                 src/gallium/state_trackers/xa/Makefile
2752                 src/gallium/state_trackers/xvmc/Makefile
2753                 src/gallium/targets/d3dadapter9/Makefile
2754                 src/gallium/targets/d3dadapter9/d3d.pc
2755                 src/gallium/targets/dri/Makefile
2756                 src/gallium/targets/libgl-xlib/Makefile
2757                 src/gallium/targets/omx/Makefile
2758                 src/gallium/targets/opencl/Makefile
2759                 src/gallium/targets/opencl/mesa.icd
2760                 src/gallium/targets/osmesa/Makefile
2761                 src/gallium/targets/osmesa/osmesa.pc
2762                 src/gallium/targets/pipe-loader/Makefile
2763                 src/gallium/targets/va/Makefile
2764                 src/gallium/targets/vdpau/Makefile
2765                 src/gallium/targets/xa/Makefile
2766                 src/gallium/targets/xa/xatracker.pc
2767                 src/gallium/targets/xvmc/Makefile
2768                 src/gallium/tests/trivial/Makefile
2769                 src/gallium/tests/unit/Makefile
2770                 src/gallium/winsys/freedreno/drm/Makefile
2771                 src/gallium/winsys/i915/drm/Makefile
2772                 src/gallium/winsys/intel/drm/Makefile
2773                 src/gallium/winsys/nouveau/drm/Makefile
2774                 src/gallium/winsys/radeon/drm/Makefile
2775                 src/gallium/winsys/amdgpu/drm/Makefile
2776                 src/gallium/winsys/svga/drm/Makefile
2777                 src/gallium/winsys/sw/dri/Makefile
2778                 src/gallium/winsys/sw/kms-dri/Makefile
2779                 src/gallium/winsys/sw/null/Makefile
2780                 src/gallium/winsys/sw/wrapper/Makefile
2781                 src/gallium/winsys/sw/xlib/Makefile
2782                 src/gallium/winsys/vc4/drm/Makefile
2783                 src/gallium/winsys/virgl/drm/Makefile
2784                 src/gallium/winsys/virgl/vtest/Makefile
2785                 src/gbm/Makefile
2786                 src/gbm/main/gbm.pc
2787                 src/glx/Makefile
2788                 src/glx/apple/Makefile
2789                 src/glx/tests/Makefile
2790                 src/glx/windows/Makefile
2791                 src/glx/windows/windowsdriproto.pc
2792                 src/gtest/Makefile
2793                 src/intel/Makefile
2794                 src/intel/tools/Makefile
2795                 src/intel/vulkan/Makefile
2796                 src/loader/Makefile
2797                 src/mapi/Makefile
2798                 src/mapi/es1api/glesv1_cm.pc
2799                 src/mapi/es2api/glesv2.pc
2800                 src/mapi/glapi/gen/Makefile
2801                 src/mesa/Makefile
2802                 src/mesa/gl.pc
2803                 src/mesa/drivers/dri/dri.pc
2804                 src/mesa/drivers/dri/common/Makefile
2805                 src/mesa/drivers/dri/common/xmlpool/Makefile
2806                 src/mesa/drivers/dri/i915/Makefile
2807                 src/mesa/drivers/dri/i965/Makefile
2808                 src/mesa/drivers/dri/Makefile
2809                 src/mesa/drivers/dri/nouveau/Makefile
2810                 src/mesa/drivers/dri/r200/Makefile
2811                 src/mesa/drivers/dri/radeon/Makefile
2812                 src/mesa/drivers/dri/swrast/Makefile
2813                 src/mesa/drivers/osmesa/Makefile
2814                 src/mesa/drivers/osmesa/osmesa.pc
2815                 src/mesa/drivers/x11/Makefile
2816                 src/mesa/main/tests/Makefile
2817                 src/util/Makefile
2818                 src/util/tests/hash_table/Makefile])
2819
2820 AC_OUTPUT
2821
2822 # Fix up dependencies in *.Plo files, where we changed the extension of a
2823 # source file
2824 $SED -i -e 's/brw_blorp.cpp/brw_blorp.c/' src/mesa/drivers/dri/i965/.deps/brw_blorp.Plo
2825
2826
2827 dnl
2828 dnl Output some configuration info for the user
2829 dnl
2830 echo ""
2831 echo "        prefix:          $prefix"
2832 echo "        exec_prefix:     $exec_prefix"
2833 echo "        libdir:          $libdir"
2834 echo "        includedir:      $includedir"
2835
2836 dnl API info
2837 echo ""
2838 echo "        OpenGL:          $enable_opengl (ES1: $enable_gles1 ES2: $enable_gles2)"
2839
2840 dnl Driver info
2841 echo ""
2842 case "x$enable_osmesa$enable_gallium_osmesa" in
2843 xnoyes)
2844         echo "        OSMesa:          lib$OSMESA_LIB (Gallium)"
2845         ;;
2846 xyesno)
2847         echo "        OSMesa:          lib$OSMESA_LIB"
2848         ;;
2849 xnono)
2850         echo "        OSMesa:          no"
2851         ;;
2852 esac
2853
2854 echo ""
2855 if test "x$enable_dri" != xno; then
2856         echo "        DRI platform:    $dri_platform"
2857         if test -z "$DRI_DIRS"; then
2858             echo "        DRI drivers:     no"
2859         else
2860             echo "        DRI drivers:     $DRI_DIRS"
2861         fi
2862         echo "        DRI driver dir:  $DRI_DRIVER_INSTALL_DIR"
2863 fi
2864
2865 case "x$enable_glx" in
2866 xdri)
2867     echo "        GLX:             DRI-based"
2868     ;;
2869 xxlib)
2870     echo "        GLX:             Xlib-based"
2871     ;;
2872 xgallium-xlib)
2873     echo "        GLX:             Xlib-based (Gallium)"
2874     ;;
2875 *)
2876     echo "        GLX:             $enable_glx"
2877     ;;
2878 esac
2879
2880 dnl EGL
2881 echo ""
2882 echo "        EGL:             $enable_egl"
2883 if test "$enable_egl" = yes; then
2884     echo "        EGL platforms:   $egl_platforms"
2885
2886     egl_drivers=""
2887     if test "x$HAVE_EGL_DRIVER_DRI2" != "x"; then
2888         egl_drivers="$egl_drivers builtin:egl_dri2"
2889     fi
2890     if test "x$HAVE_EGL_DRIVER_DRI3" != "x"; then
2891         egl_drivers="$egl_drivers builtin:egl_dri3"
2892     fi
2893
2894     echo "        EGL drivers:    $egl_drivers"
2895 fi
2896
2897 # Vulkan
2898 echo ""
2899 if test "x$VULKAN_DRIVERS" != x; then
2900     echo "        Vulkan drivers:  $VULKAN_DRIVERS"
2901     echo "        Vulkan ICD dir:  $VULKAN_ICD_INSTALL_DIR"
2902 else
2903     echo "        Vulkan drivers:  no"
2904 fi
2905
2906 echo ""
2907 if test "x$MESA_LLVM" = x1; then
2908     echo "        llvm:            yes"
2909     echo "        llvm-config:     $LLVM_CONFIG"
2910     echo "        llvm-version:    $LLVM_VERSION"
2911 else
2912     echo "        llvm:            no"
2913 fi
2914
2915 echo ""
2916 if test -n "$with_gallium_drivers"; then
2917     echo "        Gallium drivers: $gallium_drivers"
2918     echo "        Gallium st:      $gallium_st"
2919 else
2920     echo "        Gallium:         no"
2921 fi
2922
2923 echo ""
2924 if test "x$enable_gallium_extra_hud" != xyes; then
2925     echo "        HUD extra stats: no"
2926 else
2927     echo "        HUD extra stats: yes"
2928 fi
2929
2930 if test "x$enable_lmsensors" != xyes; then
2931     echo "        HUD lmsensors:   no"
2932 else
2933     echo "        HUD lmsensors:   yes"
2934 fi
2935
2936 dnl Shader cache
2937 echo ""
2938 echo "        Shader cache:    $enable_shader_cache"
2939 if test "x$enable_shader_cache" = "xyes"; then
2940     echo "        With SHA1 from:  $with_sha1"
2941 fi
2942
2943 dnl Libraries
2944 echo ""
2945 echo "        Shared libs:     $enable_shared"
2946 echo "        Static libs:     $enable_static"
2947 echo "        Shared-glapi:    $enable_shared_glapi"
2948
2949 dnl Compiler options
2950 # cleanup the CFLAGS/CXXFLAGS/DEFINES vars
2951 cflags=`echo $CFLAGS | \
2952     $SED 's/^ *//;s/  */ /;s/ *$//'`
2953 cxxflags=`echo $CXXFLAGS | \
2954     $SED 's/^ *//;s/  */ /;s/ *$//'`
2955 defines=`echo $DEFINES | $SED 's/^ *//;s/  */ /;s/ *$//'`
2956 echo ""
2957 echo "        CFLAGS:          $cflags"
2958 echo "        CXXFLAGS:        $cxxflags"
2959 echo "        Macros:          $defines"
2960 echo ""
2961 if test "x$MESA_LLVM" = x1; then
2962     echo "        LLVM_CFLAGS:     $LLVM_CFLAGS"
2963     echo "        LLVM_CXXFLAGS:   $LLVM_CXXFLAGS"
2964     echo "        LLVM_CPPFLAGS:   $LLVM_CPPFLAGS"
2965     echo "        LLVM_LDFLAGS:    $LLVM_LDFLAGS"
2966     echo ""
2967 fi
2968 echo "        PYTHON2:         $PYTHON2"
2969
2970 echo ""
2971 echo "        Run '${MAKE-make}' to build Mesa"
2972 echo ""