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
  13 dnl Permission is hereby granted, free of charge, to any person obtaining a
  14 dnl copy of this software and associated documentation files (the "Software"),
  15 dnl to deal in the Software without restriction, including without limitation
  16 dnl the rights to use, copy, modify, merge, publish, distribute, sublicense,
  17 dnl and/or sell copies of the Software, and to permit persons to whom the
  18 dnl Software is furnished to do so, subject to the following conditions:
  19 dnl
  20 dnl The above copyright notice and this permission notice (including the next
  21 dnl paragraph) shall be included in all copies or substantial portions of the
  22 dnl Software.
  23 dnl
  24 dnl THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  25 dnl IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  26 dnl FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  27 dnl THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  28 dnl LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  29 dnl FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  30 dnl DEALINGS IN THE SOFTWARE.
  31 dnl
  32 dnl Process this file with autoconf to create configure.
  33
  34 AC_PREREQ([2.60])
  35
  36 dnl Tell the user about autoconf.html in the --help output
  37 m4_divert_once([HELP_END], [
  38 See docs/autoconf.html for more details on the options for Mesa.])
  39
  40 m4_define(MESA_VERSION, m4_normalize(m4_include(VERSION)))
  41 AC_INIT([Mesa], [MESA_VERSION],
  42     [https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa])
  43 AC_CONFIG_AUX_DIR([bin])
  44 AC_CONFIG_MACRO_DIR([m4])
  45 AC_CANONICAL_SYSTEM
  46 AM_INIT_AUTOMAKE([foreign tar-ustar dist-xz subdir-objects])
  47
  48 dnl We only support native Windows builds (MinGW/MSVC) through SCons.
  49 case "$host_os" in
  50 mingw*)
  51     AC_MSG_ERROR([MinGW build not supported through autoconf/automake, use SCons instead])
  52     ;;
  53 esac
  54
  55 # Support silent build rules, requires at least automake-1.11. Disable
  56 # by either passing --disable-silent-rules to configure or passing V=1
  57 # to make
  58 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])],
  59     [AC_SUBST([AM_DEFAULT_VERBOSITY], [1])])
  60
  61 m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
  62
  63 dnl Set internal versions
  64 OSMESA_VERSION=8
  65 AC_SUBST([OSMESA_VERSION])
  66 OPENCL_VERSION=1
  67 AC_SUBST([OPENCL_VERSION])
  68
  69 # The idea is that libdrm is distributed as one cohesive package, even
  70 # though it is composed of multiple libraries. However some drivers
  71 # may have different version requirements than others. This list
  72 # codifies which drivers need which version of libdrm. Any libdrm
  73 # version dependencies in non-driver-specific code should be reflected
  74 # in the first entry.
  75 LIBDRM_REQUIRED=2.4.75
  76 LIBDRM_RADEON_REQUIRED=2.4.71
  77 LIBDRM_AMDGPU_REQUIRED=2.4.91
  78 LIBDRM_INTEL_REQUIRED=2.4.75
  79 LIBDRM_NVVIEUX_REQUIRED=2.4.66
  80 LIBDRM_NOUVEAU_REQUIRED=2.4.66
  81 LIBDRM_FREEDRENO_REQUIRED=2.4.91
  82 LIBDRM_ETNAVIV_REQUIRED=2.4.89
  83
  84 dnl Versions for external dependencies
  85 DRI2PROTO_REQUIRED=2.8
  86 GLPROTO_REQUIRED=1.4.14
  87 LIBOMXIL_BELLAGIO_REQUIRED=0.0
  88 LIBOMXIL_TIZONIA_REQUIRED=0.10.0
  89 LIBVA_REQUIRED=0.38.0
  90 VDPAU_REQUIRED=1.1
  91 WAYLAND_REQUIRED=1.11
  92 WAYLAND_PROTOCOLS_REQUIRED=1.8
  93 XCB_REQUIRED=1.9.3
  94 XCBDRI2_REQUIRED=1.8
  95 XCBDRI3_MODIFIERS_REQUIRED=1.13
  96 XCBGLX_REQUIRED=1.8.1
  97 XCBPRESENT_MODIFIERS_REQUIRED=1.13
  98 XDAMAGE_REQUIRED=1.1
  99 XSHMFENCE_REQUIRED=1.1
 100 XVMC_REQUIRED=1.0.6
 101 PYTHON_MAKO_REQUIRED=0.8.0
 102 LIBSENSORS_REQUIRED=4.0.0
 103 ZLIB_REQUIRED=1.2.3
 104
 105 dnl LLVM versions
 106 LLVM_REQUIRED_GALLIUM=3.3.0
 107 LLVM_REQUIRED_OPENCL=3.9.0
 108 LLVM_REQUIRED_R600=3.9.0
 109 LLVM_REQUIRED_RADEONSI=4.0.0
 110 LLVM_REQUIRED_RADV=4.0.0
 111 LLVM_REQUIRED_SWR=4.0.0
 112
 113 dnl Check for progs
 114 AC_PROG_CPP
 115 AC_PROG_CC
 116 AC_PROG_CXX
 117 dnl add this here, so the help for this environmnet variable is close to
 118 dnl other CC/CXX flags related help
 119 AC_ARG_VAR([CXX11_CXXFLAGS], [Compiler flag to enable C++11 support (only needed if not
 120                               enabled by default and different  from -std=c++11)])
 121 AM_PROG_CC_C_O
 122 AC_PROG_NM
 123 AM_PROG_AS
 124 AX_CHECK_GNU_MAKE
 125 AC_CHECK_PROGS([PYTHON2], [python2.7 python2 python])
 126 AC_PROG_SED
 127 AC_PROG_MKDIR_P
 128
 129 AC_SYS_LARGEFILE
 130
 131
 132 LT_PREREQ([2.2])
 133 LT_INIT([disable-static])
 134
 135 AC_CHECK_PROG(RM, rm, [rm -f])
 136
 137 AX_PROG_BISON([],
 138               AS_IF([test ! -f "$srcdir/src/compiler/glsl/glcpp/glcpp-parse.c"],
 139                     [AC_MSG_ERROR([bison not found - unable to compile glcpp-parse.y])]))
 140 AX_PROG_FLEX([],
 141              AS_IF([test ! -f "$srcdir/src/compiler/glsl/glcpp/glcpp-lex.c"],
 142                    [AC_MSG_ERROR([flex not found - unable to compile glcpp-lex.l])]))
 143
 144 AC_CHECK_PROG(INDENT, indent, indent, cat)
 145 if test "x$INDENT" != "xcat"; then
 146     # Only GNU indent is supported
 147     INDENT_VERSION=`indent --version | grep GNU`
 148     if test $? -eq 0; then
 149        AC_SUBST(INDENT_FLAGS, '-i4 -nut -br -brs -npcs -ce -TGLubyte -TGLbyte -TBool')
 150     else
 151        INDENT="cat"
 152     fi
 153 fi
 154
 155 AX_CHECK_PYTHON_MAKO_MODULE($PYTHON_MAKO_REQUIRED)
 156
 157 if test -z "$PYTHON2"; then
 158     if test ! -f "$srcdir/src/util/format_srgb.c"; then
 159         AC_MSG_ERROR([Python not found - unable to generate sources])
 160     fi
 161 else
 162     if test "x$acv_mako_found" = xno; then
 163         if test ! -f "$srcdir/src/mesa/main/format_unpack.c"; then
 164             AC_MSG_ERROR([Python mako module v$PYTHON_MAKO_REQUIRED or higher not found])
 165         fi
 166     fi
 167 fi
 168
 169 AC_PROG_INSTALL
 170
 171 dnl We need a POSIX shell for parts of the build. Assume we have one
 172 dnl in most cases.
 173 case "$host_os" in
 174 solaris*)
 175     # Solaris /bin/sh is too old/non-POSIX compliant
 176     AC_PATH_PROGS(POSIX_SHELL, [ksh93 ksh sh])
 177     SHELL="$POSIX_SHELL"
 178     ;;
 179 esac
 180
 181 dnl clang is mostly GCC-compatible, but its version is much lower,
 182 dnl so we have to check for it.
 183 AC_MSG_CHECKING([if compiling with clang])
 184
 185 AC_COMPILE_IFELSE(
 186 [AC_LANG_PROGRAM([], [[
 187 #ifndef __clang__
 188        not clang
 189 #endif
 190 ]])],
 191 [acv_mesa_CLANG=yes], [acv_mesa_CLANG=no])
 192
 193 AC_MSG_RESULT([$acv_mesa_CLANG])
 194
 195 dnl If we're using GCC, make sure that it is at least version 4.2.0.  Older
 196 dnl versions are explictly not supported.
 197 GEN_ASM_OFFSETS=no
 198 USE_GNU99=no
 199 if test "x$GCC" = xyes -a "x$acv_mesa_CLANG" = xno; then
 200     AC_MSG_CHECKING([whether gcc version is sufficient])
 201     major=0
 202     minor=0
 203
 204     GCC_VERSION=`$CC -dumpversion`
 205     if test $? -eq 0; then
 206         GCC_VERSION_MAJOR=`echo $GCC_VERSION | cut -d. -f1`
 207         GCC_VERSION_MINOR=`echo $GCC_VERSION | cut -d. -f2`
 208     fi
 209
 210     if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 2 ; then
 211         AC_MSG_RESULT([no])
 212         AC_MSG_ERROR([If using GCC, version 4.2.0 or later is required.])
 213     else
 214         AC_MSG_RESULT([yes])
 215     fi
 216
 217     if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 6 ; then
 218         USE_GNU99=yes
 219     fi
 220     if test "x$cross_compiling" = xyes; then
 221         GEN_ASM_OFFSETS=yes
 222     fi
 223 fi
 224
 225 dnl We don't support building Mesa with Sun C compiler
 226 dnl https://bugs.freedesktop.org/show_bug.cgi?id=93189
 227 AC_CHECK_DECL([__SUNPRO_C], [SUNCC=yes], [SUNCC=no])
 228 if test "x$SUNCC" = xyes; then
 229     AC_MSG_ERROR([Building with Sun C compiler is not supported, use GCC instead.])
 230 fi
 231
 232 dnl Check for compiler builtins
 233 AX_GCC_BUILTIN([__builtin_bswap32])
 234 AX_GCC_BUILTIN([__builtin_bswap64])
 235 AX_GCC_BUILTIN([__builtin_clz])
 236 AX_GCC_BUILTIN([__builtin_clzll])
 237 AX_GCC_BUILTIN([__builtin_ctz])
 238 AX_GCC_BUILTIN([__builtin_expect])
 239 AX_GCC_BUILTIN([__builtin_ffs])
 240 AX_GCC_BUILTIN([__builtin_ffsll])
 241 AX_GCC_BUILTIN([__builtin_popcount])
 242 AX_GCC_BUILTIN([__builtin_popcountll])
 243 AX_GCC_BUILTIN([__builtin_unreachable])
 244
 245 AX_GCC_FUNC_ATTRIBUTE([const])
 246 AX_GCC_FUNC_ATTRIBUTE([flatten])
 247 AX_GCC_FUNC_ATTRIBUTE([format])
 248 AX_GCC_FUNC_ATTRIBUTE([malloc])
 249 AX_GCC_FUNC_ATTRIBUTE([packed])
 250 AX_GCC_FUNC_ATTRIBUTE([pure])
 251 AX_GCC_FUNC_ATTRIBUTE([returns_nonnull])
 252 AX_GCC_FUNC_ATTRIBUTE([unused])
 253 AX_GCC_FUNC_ATTRIBUTE([visibility])
 254 AX_GCC_FUNC_ATTRIBUTE([warn_unused_result])
 255 AX_GCC_FUNC_ATTRIBUTE([weak])
 256 AX_GCC_FUNC_ATTRIBUTE([alias])
 257 AX_GCC_FUNC_ATTRIBUTE([noreturn])
 258
 259 AM_CONDITIONAL([GEN_ASM_OFFSETS], test "x$GEN_ASM_OFFSETS" = xyes)
 260
 261 dnl Make sure the pkg-config macros are defined
 262 m4_ifndef([PKG_PROG_PKG_CONFIG],
 263     [m4_fatal([Could not locate the pkg-config autoconf macros.
 264   These are usually located in /usr/share/aclocal/pkg.m4. If your macros
 265   are in a different location, try setting the environment variable
 266   ACLOCAL="aclocal -I/other/macro/dir" before running autoreconf.])])
 267 PKG_PROG_PKG_CONFIG()
 268
 269 dnl LIB_DIR - library basename
 270 LIB_DIR=`echo $libdir | $SED 's%.*/%%'`
 271 AC_SUBST([LIB_DIR])
 272
 273 dnl Cache LDFLAGS and CPPFLAGS so we can add to them and restore later
 274 _SAVE_LDFLAGS="$LDFLAGS"
 275 _SAVE_CPPFLAGS="$CPPFLAGS"
 276
 277 dnl Compiler macros
 278 DEFINES="-D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS"
 279 AC_SUBST([DEFINES])
 280 android=no
 281 case "$host_os" in
 282 *-android*)
 283     android=yes
 284     ;;
 285 linux*|*-gnu*|gnu*|cygwin*)
 286     DEFINES="$DEFINES -D_GNU_SOURCE"
 287     ;;
 288 solaris*)
 289     DEFINES="$DEFINES -DSVR4"
 290     ;;
 291 esac
 292
 293 AM_CONDITIONAL(HAVE_ANDROID, test "x$android" = xyes)
 294
 295 dnl
 296 dnl Check compiler flags
 297 dnl
 298 AX_CHECK_COMPILE_FLAG([-Wall],                                 [CFLAGS="$CFLAGS -Wall"])
 299 AX_CHECK_COMPILE_FLAG([-Werror=implicit-function-declaration], [CFLAGS="$CFLAGS -Werror=implicit-function-declaration"])
 300 AX_CHECK_COMPILE_FLAG([-Werror=missing-prototypes],            [CFLAGS="$CFLAGS -Werror=missing-prototypes"])
 301 AX_CHECK_COMPILE_FLAG([-Wmissing-prototypes],                  [CFLAGS="$CFLAGS -Wmissing-prototypes"])
 302 AX_CHECK_COMPILE_FLAG([-fno-math-errno],                       [CFLAGS="$CFLAGS -fno-math-errno"])
 303 AX_CHECK_COMPILE_FLAG([-fno-trapping-math],                    [CFLAGS="$CFLAGS -fno-trapping-math"])
 304 AX_CHECK_COMPILE_FLAG([-fvisibility=hidden],                   [VISIBILITY_CFLAGS="-fvisibility=hidden"])
 305
 306 dnl
 307 dnl Check C++ compiler flags
 308 dnl
 309 AC_LANG_PUSH([C++])
 310 AX_CHECK_COMPILE_FLAG([-Wall],                                 [CXXFLAGS="$CXXFLAGS -Wall"])
 311 AX_CHECK_COMPILE_FLAG([-fno-math-errno],                       [CXXFLAGS="$CXXFLAGS -fno-math-errno"])
 312 AX_CHECK_COMPILE_FLAG([-fno-trapping-math],                    [CXXFLAGS="$CXXFLAGS -fno-trapping-math"])
 313 AX_CHECK_COMPILE_FLAG([-fvisibility=hidden],                   [VISIBILITY_CXXFLAGS="-fvisibility=hidden"])
 314 AC_LANG_POP([C++])
 315
 316 # Flags to help ensure that certain portions of the code -- and only those
 317 # portions -- can be built with MSVC:
 318 # - src/util, src/gallium/auxiliary, rc/gallium/drivers/llvmpipe, and
 319 # - non-Linux/Posix OpenGL portions needs to build on MSVC 2013 (which
 320 #   supports most of C99)
 321 # - the rest has no compiler compiler restrictions
 322 AX_CHECK_COMPILE_FLAG([-Werror=pointer-arith],                 [MSVC2013_COMPAT_CFLAGS="$MSVC2013_COMPAT_CFLAGS -Werror=pointer-arith"])
 323 AX_CHECK_COMPILE_FLAG([-Werror=vla],                           [MSVC2013_COMPAT_CFLAGS="$MSVC2013_COMPAT_CFLAGS -Werror=vla"])
 324 AC_LANG_PUSH([C++])
 325 AX_CHECK_COMPILE_FLAG([-Werror=pointer-arith],                 [MSVC2013_COMPAT_CXXFLAGS="$MSVC2013_COMPAT_CXXFLAGS -Werror=pointer-arith"])
 326 AX_CHECK_COMPILE_FLAG([-Werror=vla],                           [MSVC2013_COMPAT_CXXFLAGS="$MSVC2013_COMPAT_CXXFLAGS -Werror=vla"])
 327 AC_LANG_POP([C++])
 328
 329 AC_SUBST([MSVC2013_COMPAT_CFLAGS])
 330 AC_SUBST([MSVC2013_COMPAT_CXXFLAGS])
 331
 332 if test "x$GCC" = xyes; then
 333     if test "x$USE_GNU99" = xyes; then
 334         CFLAGS="$CFLAGS -std=gnu99"
 335     else
 336         CFLAGS="$CFLAGS -std=c99"
 337     fi
 338 fi
 339
 340 dnl
 341 dnl Check whether C++11 is supported, if the environment variable
 342 dnl CXX11_CXXFLAGS is set it takes precedence.
 343 dnl
 344
 345 AC_LANG_PUSH([C++])
 346
 347 check_cxx11_available() {
 348     output_support=$1
 349     AC_COMPILE_IFELSE(
 350         [AC_LANG_PROGRAM([
 351              #if !(__cplusplus >= 201103L)
 352              #error
 353              #endif
 354              #include <tuple>
 355         ])
 356     ], [
 357          AC_MSG_RESULT(yes)
 358          cxx11_support=yes
 359     ], AC_MSG_RESULT(no))
 360     eval "$output_support=\$cxx11_support"
 361 }
 362
 363 HAVE_CXX11=no
 364 save_CXXFLAGS="$CXXFLAGS"
 365
 366 dnl If the user provides a flag to enable c++11, then we test only this
 367 if test "x$CXX11_CXXFLAGS" != "x"; then
 368    CXXFLAGS="$CXXFLAGS $CXX11_CXXFLAGS"
 369    AC_MSG_CHECKING(whether c++11 is enabled by via $CXX11_CXXFLAGS)
 370    check_cxx11_available HAVE_CXX11
 371 else
 372    dnl test whether c++11 is enabled by default
 373    AC_MSG_CHECKING(whether c++11 is enabled by default)
 374    check_cxx11_available HAVE_CXX11
 375
 376    dnl C++11 not enabled by default, test whether -std=c++11 does the job
 377    if test "x$HAVE_CXX11" != "xyes"; then
 378        CXX11_CXXFLAGS=-std=c++11
 379        CXXFLAGS="$CXXFLAGS $CXX11_CXXFLAGS"
 380        AC_MSG_CHECKING(whether c++11 is enabled by via $CXX11_CXXFLAGS)
 381        check_cxx11_available HAVE_CXX11
 382    fi
 383 fi
 384
 385 CXXFLAGS="$save_CXXFLAGS"
 386 AM_CONDITIONAL(HAVE_STD_CXX11, test "x$HAVE_CXX11" = "xyes")
 387 AC_SUBST(CXX11_CXXFLAGS)
 388 AC_LANG_POP([C++])
 389
 390 dnl even if the compiler appears to support it, using visibility attributes isn't
 391 dnl going to do anything useful currently on cygwin apart from emit lots of warnings
 392 case "$host_os" in
 393 cygwin*)
 394     VISIBILITY_CFLAGS=""
 395     VISIBILITY_CXXFLAGS=""
 396     ;;
 397 esac
 398
 399 AC_SUBST([VISIBILITY_CFLAGS])
 400 AC_SUBST([VISIBILITY_CXXFLAGS])
 401
 402 dnl For some reason, the test for -Wno-foo always succeeds with gcc, even if the
 403 dnl option is not supported. Hence, check for -Wfoo instead.
 404 AX_CHECK_COMPILE_FLAG([-Woverride-init],                    [WNO_OVERRIDE_INIT="$WNO_OVERRIDE_INIT -Wno-override-init"])         # gcc
 405 AX_CHECK_COMPILE_FLAG([-Winitializer-overrides],            [WNO_OVERRIDE_INIT="$WNO_OVERRIDE_INIT -Wno-initializer-overrides"]) # clang
 406 AC_SUBST([WNO_OVERRIDE_INIT])
 407
 408 dnl
 409 dnl Optional flags, check for compiler support
 410 dnl
 411 SSE41_CFLAGS="-msse4.1"
 412 dnl Code compiled by GCC with -msse* assumes a 16 byte aligned
 413 dnl stack, but on x86-32 such alignment is not guaranteed.
 414 case "$target_cpu" in
 415 i?86)
 416     SSE41_CFLAGS="$SSE41_CFLAGS -mstackrealign"
 417     ;;
 418 esac
 419 save_CFLAGS="$CFLAGS"
 420 CFLAGS="$SSE41_CFLAGS $CFLAGS"
 421 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
 422 #include <smmintrin.h>
 423 int param;
 424 int main () {
 425     __m128i a = _mm_set1_epi32 (param), b = _mm_set1_epi32 (param + 1), c;
 426     c = _mm_max_epu32(a, b);
 427     return _mm_cvtsi128_si32(c);
 428 }]])], SSE41_SUPPORTED=1)
 429 CFLAGS="$save_CFLAGS"
 430 if test "x$SSE41_SUPPORTED" = x1; then
 431     DEFINES="$DEFINES -DUSE_SSE41"
 432 fi
 433 AM_CONDITIONAL([SSE41_SUPPORTED], [test x$SSE41_SUPPORTED = x1])
 434 AC_SUBST([SSE41_CFLAGS], $SSE41_CFLAGS)
 435
 436 dnl Check for new-style atomic builtins
 437 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
 438 int main() {
 439     int n;
 440     return __atomic_load_n(&n, __ATOMIC_ACQUIRE);
 441 }]])], GCC_ATOMIC_BUILTINS_SUPPORTED=1)
 442 if test "x$GCC_ATOMIC_BUILTINS_SUPPORTED" = x1; then
 443     DEFINES="$DEFINES -DUSE_GCC_ATOMIC_BUILTINS"
 444     dnl On some platforms, new-style atomics need a helper library
 445     AC_MSG_CHECKING(whether -latomic is needed)
 446     AC_LINK_IFELSE([AC_LANG_SOURCE([[
 447     #include <stdint.h>
 448     uint64_t v;
 449     int main() {
 450         return (int)__atomic_load_n(&v, __ATOMIC_ACQUIRE);
 451     }]])], GCC_ATOMIC_BUILTINS_NEED_LIBATOMIC=no, GCC_ATOMIC_BUILTINS_NEED_LIBATOMIC=yes)
 452     AC_MSG_RESULT($GCC_ATOMIC_BUILTINS_NEED_LIBATOMIC)
 453     if test "x$GCC_ATOMIC_BUILTINS_NEED_LIBATOMIC" = xyes; then
 454         LIBATOMIC_LIBS="-latomic"
 455     fi
 456 fi
 457 AC_SUBST([LIBATOMIC_LIBS])
 458
 459 dnl Check if host supports 64-bit atomics
 460 dnl note that lack of support usually results in link (not compile) error
 461 AC_MSG_CHECKING(whether __sync_add_and_fetch_8 is supported)
 462 AC_LINK_IFELSE([AC_LANG_SOURCE([[
 463 #include <stdint.h>
 464 uint64_t v;
 465 int main() {
 466     return __sync_add_and_fetch(&v, (uint64_t)1);
 467 }]])], GCC_64BIT_ATOMICS_SUPPORTED=yes, GCC_64BIT_ATOMICS_SUPPORTED=no)
 468 if test "x$GCC_64BIT_ATOMICS_SUPPORTED" != xyes; then
 469     DEFINES="$DEFINES -DMISSING_64BIT_ATOMICS"
 470 fi
 471 AC_MSG_RESULT($GCC_64BIT_ATOMICS_SUPPORTED)
 472
 473 dnl Check for Endianness
 474 AC_C_BIGENDIAN(
 475    little_endian=no,
 476    little_endian=yes,
 477    little_endian=no,
 478    little_endian=no
 479 )
 480
 481 dnl Check for POWER8 Architecture
 482 PWR8_CFLAGS="-mpower8-vector"
 483 have_pwr8_intrinsics=no
 484 AC_MSG_CHECKING(whether gcc supports -mpower8-vector)
 485 save_CFLAGS=$CFLAGS
 486 CFLAGS="$PWR8_CFLAGS $CFLAGS"
 487 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
 488 #if defined(__GNUC__) && (__GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 8))
 489 #error "Need GCC >= 4.8 for sane POWER8 support"
 490 #endif
 491 #include <altivec.h>
 492 int main () {
 493     vector unsigned char r;
 494     vector unsigned int v = vec_splat_u32 (1);
 495     r = __builtin_vec_vgbbd ((vector unsigned char) v);
 496     return 0;
 497 }]])], have_pwr8_intrinsics=yes)
 498 CFLAGS=$save_CFLAGS
 499
 500 AC_ARG_ENABLE(pwr8,
 501    [AS_HELP_STRING([--disable-pwr8],
 502                    [disable POWER8-specific instructions])],
 503    [enable_pwr8=$enableval], [enable_pwr8=auto])
 504
 505 if test "x$enable_pwr8" = xno ; then
 506    have_pwr8_intrinsics=disabled
 507 fi
 508
 509 if test $have_pwr8_intrinsics = yes && test $little_endian = yes ; then
 510    DEFINES="$DEFINES -D_ARCH_PWR8"
 511    CXXFLAGS="$CXXFLAGS $PWR8_CFLAGS"
 512    CFLAGS="$CFLAGS $PWR8_CFLAGS"
 513 else
 514    PWR8_CFLAGS=
 515 fi
 516
 517 AC_MSG_RESULT($have_pwr8_intrinsics)
 518 if test "x$enable_pwr8" = xyes && test $have_pwr8_intrinsics = no ; then
 519    AC_MSG_ERROR([POWER8 compiler support not detected])
 520 fi
 521
 522 if test $have_pwr8_intrinsics = yes && test $little_endian = no ; then
 523    AC_MSG_WARN([POWER8 optimization is enabled only on POWER8 Little-Endian])
 524 fi
 525
 526 AC_SUBST([PWR8_CFLAGS], $PWR8_CFLAGS)
 527
 528 dnl Can't have static and shared libraries, default to static if user
 529 dnl explicitly requested. If both disabled, set to static since shared
 530 dnl was explicitly requested.
 531 case "x$enable_static$enable_shared" in
 532 xyesyes)
 533     AC_MSG_ERROR([Cannot enable both static and shared. Building using --enable-shared is strongly recommended])
 534     ;;
 535 xnono)
 536     AC_MSG_ERROR([Cannot disable both static and shared. Building using --enable-shared is strongly recommended])
 537     ;;
 538 esac
 539
 540 AM_CONDITIONAL(BUILD_SHARED, test "x$enable_shared" = xyes)
 541
 542 dnl
 543 dnl other compiler options
 544 dnl
 545 AC_ARG_ENABLE([debug],
 546     [AS_HELP_STRING([--enable-debug],
 547         [use debug compiler flags and macros @<:@default=disabled@:>@])],
 548     [enable_debug="$enableval"],
 549     [enable_debug=no]
 550 )
 551
 552 AC_ARG_ENABLE([profile],
 553     [AS_HELP_STRING([--enable-profile],
 554         [enable profiling of code @<:@default=disabled@:>@])],
 555     [enable_profile="$enableval"],
 556     [enable_profile=no]
 557 )
 558
 559 AC_ARG_ENABLE([sanitize],
 560     [AS_HELP_STRING([--enable-sanitize@<:@=address|undefined@:>@],
 561         [enable code sanitizer @<:@default=disabled@:>@])],
 562     [enable_sanitize="$enableval"],
 563     [enable_sanitize=no])
 564
 565 if test "x$enable_profile" = xyes; then
 566     DEFINES="$DEFINES -DPROFILE"
 567     if test "x$GCC" = xyes; then
 568         CFLAGS="$CFLAGS -fno-omit-frame-pointer"
 569     fi
 570     if test "x$GXX" = xyes; then
 571         CXXFLAGS="$CXXFLAGS -fno-omit-frame-pointer"
 572     fi
 573 fi
 574
 575 if test "x$enable_debug" = xyes; then
 576     DEFINES="$DEFINES -DDEBUG"
 577     if test "x$enable_profile" = xyes; then
 578         AC_MSG_WARN([Debug and Profile are enabled at the same time])
 579     fi
 580     if test "x$GCC" = xyes; then
 581         if ! echo "$CFLAGS" | grep -q -e '-g'; then
 582             CFLAGS="$CFLAGS -g"
 583         fi
 584         if ! echo "$CFLAGS" | grep -q -e '-O'; then
 585             CFLAGS="$CFLAGS -O0"
 586         fi
 587     fi
 588     if test "x$GXX" = xyes; then
 589         if ! echo "$CXXFLAGS" | grep -q -e '-g'; then
 590             CXXFLAGS="$CXXFLAGS -g"
 591         fi
 592         if ! echo "$CXXFLAGS" | grep -q -e '-O'; then
 593             CXXFLAGS="$CXXFLAGS -O0"
 594         fi
 595     fi
 596 else
 597    DEFINES="$DEFINES -DNDEBUG"
 598 fi
 599
 600 if test "x$enable_sanitize" != xno; then
 601     if test "x$enable_profile" = xyes; then
 602         AC_MSG_WARN([Sanitize and Profile are enabled at the same time])
 603     fi
 604
 605     CFLAGS="$CFLAGS -fsanitize=$enable_sanitize"
 606     CXXFLAGS="$CXXFLAGS -fsanitize=$enable_sanitize"
 607     LDFLAGS="$LDFLAGS -fsanitize=$enable_sanitize"
 608
 609     AC_LINK_IFELSE(
 610         [AC_LANG_SOURCE([int main(){return 0;}])],
 611         [],
 612         [AC_MSG_FAILURE([sanitize flags '$enable_sanitize' not supported])])
 613 fi
 614
 615 dnl
 616 dnl Check if linker supports -Bsymbolic
 617 dnl
 618 save_LDFLAGS=$LDFLAGS
 619 LDFLAGS="$LDFLAGS -Wl,-Bsymbolic"
 620 AC_MSG_CHECKING([if ld supports -Bsymbolic])
 621 AC_LINK_IFELSE(
 622     [AC_LANG_SOURCE([int main() { return 0;}])],
 623     [AC_MSG_RESULT([yes])
 624         BSYMBOLIC="-Wl,-Bsymbolic";],
 625     [AC_MSG_RESULT([no])
 626         BSYMBOLIC="";])
 627 LDFLAGS=$save_LDFLAGS
 628
 629 AC_SUBST([BSYMBOLIC])
 630
 631 dnl
 632 dnl Check if linker supports garbage collection
 633 dnl
 634 save_LDFLAGS=$LDFLAGS
 635 LDFLAGS="$LDFLAGS -Wl,--gc-sections"
 636 AC_MSG_CHECKING([whether ld supports --gc-sections])
 637 AC_LINK_IFELSE(
 638     [AC_LANG_SOURCE([static char UnusedFunc() { return 5; } int main() { return 0;}])],
 639     [AC_MSG_RESULT([yes])
 640         GC_SECTIONS="-Wl,--gc-sections";],
 641     [AC_MSG_RESULT([no])
 642         GC_SECTIONS="";])
 643 LDFLAGS=$save_LDFLAGS
 644
 645 AC_SUBST([GC_SECTIONS])
 646
 647 dnl
 648 dnl OpenBSD does not have DT_NEEDED entries for libc by design
 649 dnl so when these flags are passed to ld via libtool the checks will fail
 650 dnl
 651 case "$host_os" in
 652 openbsd* | darwin* )
 653     LD_NO_UNDEFINED="" ;;
 654 *)
 655     if test "x$enable_sanitize" = xno; then
 656         LD_NO_UNDEFINED="-Wl,--no-undefined"
 657     else
 658         LD_NO_UNDEFINED=""
 659     fi
 660     ;;
 661 esac
 662
 663 AC_SUBST([LD_NO_UNDEFINED])
 664
 665 dnl
 666 dnl Check if linker supports version scripts
 667 dnl
 668 AC_MSG_CHECKING([if the linker supports version-scripts])
 669 save_LDFLAGS=$LDFLAGS
 670 LDFLAGS="$LDFLAGS -Wl,--version-script=$srcdir/build-support/conftest.map"
 671 AC_LINK_IFELSE(
 672     [AC_LANG_SOURCE([int main() { return 0;}])],
 673     [have_ld_version_script=yes;AC_MSG_RESULT(yes)],
 674     [have_ld_version_script=no; AC_MSG_RESULT(no)])
 675 LDFLAGS=$save_LDFLAGS
 676 AM_CONDITIONAL(HAVE_LD_VERSION_SCRIPT, test "$have_ld_version_script" = "yes")
 677
 678 dnl
 679 dnl Check if linker supports dynamic list files
 680 dnl
 681 AC_MSG_CHECKING([if the linker supports --dynamic-list])
 682 save_LDFLAGS=$LDFLAGS
 683 LDFLAGS="$LDFLAGS -Wl,--dynamic-list=$srcdir/build-support/conftest.dyn"
 684 AC_LINK_IFELSE(
 685     [AC_LANG_SOURCE([int main() { return 0;}])],
 686     [have_ld_dynamic_list=yes;AC_MSG_RESULT(yes)],
 687     [have_ld_dynamic_list=no; AC_MSG_RESULT(no)])
 688 LDFLAGS=$save_LDFLAGS
 689 AM_CONDITIONAL(HAVE_LD_DYNAMIC_LIST, test "$have_ld_dynamic_list" = "yes")
 690
 691 dnl
 692 dnl OSX linker does not support build-id
 693 dnl
 694 case "$host_os" in
 695 darwin*)
 696     LD_BUILD_ID=""
 697     ;;
 698 *)
 699     LD_BUILD_ID="-Wl,--build-id=sha1"
 700     ;;
 701 esac
 702 AC_SUBST([LD_BUILD_ID])
 703
 704 dnl
 705 dnl compatibility symlinks
 706 dnl
 707 case "$host_os" in
 708 linux* )
 709     HAVE_COMPAT_SYMLINKS=yes ;;
 710 * )
 711     HAVE_COMPAT_SYMLINKS=no ;;
 712 esac
 713
 714 AM_CONDITIONAL(HAVE_COMPAT_SYMLINKS, test "x$HAVE_COMPAT_SYMLINKS" = xyes)
 715
 716 dnl
 717 dnl library names
 718 dnl
 719 dnl Unfortunately we need to do a few things that libtool can't help us with,
 720 dnl so we need some knowledge of shared library filenames:
 721 dnl
 722 dnl LIB_EXT is the extension used when creating symlinks for alternate
 723 dnl filenames for a shared library which will be dynamically loaded
 724 dnl
 725 dnl IMP_LIB_EXT is the extension used when checking for the presence of a
 726 dnl the file for a shared library we wish to link with
 727 dnl
 728 case "$host_os" in
 729 darwin* )
 730     LIB_EXT='dylib'
 731     IMP_LIB_EXT=$LIB_EXT
 732     ;;
 733 cygwin* )
 734     LIB_EXT='dll'
 735     IMP_LIB_EXT='dll.a'
 736     ;;
 737 aix* )
 738     LIB_EXT='a'
 739     IMP_LIB_EXT=$LIB_EXT
 740     ;;
 741 * )
 742     LIB_EXT='so'
 743     IMP_LIB_EXT=$LIB_EXT
 744     ;;
 745 esac
 746
 747 AC_SUBST([LIB_EXT])
 748
 749 dnl
 750 dnl potentially-infringing-but-nobody-knows-for-sure stuff
 751 dnl
 752 AC_ARG_ENABLE([texture-float],
 753     [AS_HELP_STRING([--enable-texture-float],
 754         [enable floating-point textures and renderbuffers @<:@default=disabled@:>@])],
 755     [enable_texture_float="$enableval"],
 756     [enable_texture_float=no]
 757 )
 758 if test "x$enable_texture_float" = xyes; then
 759     AC_MSG_WARN([Floating-point textures enabled.])
 760     AC_MSG_WARN([Please consult docs/patents.txt with your lawyer before building Mesa.])
 761     DEFINES="$DEFINES -DTEXTURE_FLOAT_ENABLED"
 762 fi
 763
 764 dnl
 765 dnl Arch/platform-specific settings
 766 dnl
 767 AC_ARG_ENABLE([asm],
 768     [AS_HELP_STRING([--disable-asm],
 769         [disable assembly usage @<:@default=enabled on supported platforms@:>@])],
 770     [enable_asm="$enableval"],
 771     [enable_asm=yes]
 772 )
 773 asm_arch=""
 774 AC_MSG_CHECKING([whether to enable assembly])
 775 test "x$enable_asm" = xno && AC_MSG_RESULT([no])
 776 # disable if cross compiling on x86/x86_64 since we must run gen_matypes
 777 if test "x$enable_asm" = xyes -a "x$cross_compiling" = xyes; then
 778     case "$host_cpu" in
 779     i?86 | x86_64 | amd64)
 780         if test "x$host_cpu" != "x$target_cpu"; then
 781             enable_asm=no
 782             AC_MSG_RESULT([no, cross compiling])
 783         fi
 784         ;;
 785     esac
 786 fi
 787 # check for supported arches
 788 if test "x$enable_asm" = xyes; then
 789     case "$host_cpu" in
 790     i?86)
 791         case "$host_os" in
 792         linux* | *freebsd* | dragonfly* | *netbsd* | openbsd* | gnu*)
 793             asm_arch=x86
 794             ;;
 795         esac
 796         ;;
 797     x86_64|amd64)
 798         case "$host_os" in
 799         linux* | *freebsd* | dragonfly* | *netbsd* | openbsd*)
 800             asm_arch=x86_64
 801             ;;
 802         esac
 803         ;;
 804     sparc*)
 805         case "$host_os" in
 806         linux*)
 807             asm_arch=sparc
 808             ;;
 809         esac
 810         ;;
 811     powerpc64le)
 812         case "$host_os" in
 813         linux*)
 814             asm_arch=ppc64le
 815             ;;
 816         esac
 817         ;;
 818     aarch64)
 819         case "$host_os" in
 820         linux*)
 821             asm_arch=aarch64
 822             ;;
 823         esac
 824         ;;
 825     arm)
 826         case "$host_os" in
 827         linux*)
 828             asm_arch=arm
 829             ;;
 830         esac
 831         ;;
 832     esac
 833
 834     case "$asm_arch" in
 835     x86)
 836         DEFINES="$DEFINES -DUSE_X86_ASM -DUSE_MMX_ASM -DUSE_3DNOW_ASM -DUSE_SSE_ASM"
 837         AC_MSG_RESULT([yes, x86])
 838         ;;
 839     x86_64|amd64)
 840         DEFINES="$DEFINES -DUSE_X86_64_ASM"
 841         AC_MSG_RESULT([yes, x86_64])
 842         ;;
 843     sparc)
 844         DEFINES="$DEFINES -DUSE_SPARC_ASM"
 845         AC_MSG_RESULT([yes, sparc])
 846         ;;
 847     ppc64le)
 848         DEFINES="$DEFINES -DUSE_PPC64LE_ASM"
 849         AC_MSG_RESULT([yes, ppc64le])
 850         ;;
 851     aarch64)
 852         DEFINES="$DEFINES -DUSE_AARCH64_ASM"
 853         AC_MSG_RESULT([yes, aarch64])
 854         ;;
 855     arm)
 856         DEFINES="$DEFINES -DUSE_ARM_ASM"
 857         AC_MSG_RESULT([yes, arm])
 858         ;;
 859     *)
 860         AC_MSG_RESULT([no, platform not supported])
 861         ;;
 862     esac
 863 fi
 864
 865 AC_HEADER_MAJOR
 866 AC_CHECK_HEADER([xlocale.h], [DEFINES="$DEFINES -DHAVE_XLOCALE_H"])
 867 AC_CHECK_HEADER([sys/sysctl.h], [DEFINES="$DEFINES -DHAVE_SYS_SYSCTL_H"])
 868 AC_CHECK_HEADERS([endian.h])
 869 AC_CHECK_FUNC([strtof], [DEFINES="$DEFINES -DHAVE_STRTOF"])
 870 AC_CHECK_FUNC([mkostemp], [DEFINES="$DEFINES -DHAVE_MKOSTEMP"])
 871 AC_CHECK_FUNC([timespec_get], [DEFINES="$DEFINES -DHAVE_TIMESPEC_GET"])
 872 AC_CHECK_FUNC([memfd_create], [DEFINES="$DEFINES -DHAVE_MEMFD_CREATE"])
 873
 874 AC_MSG_CHECKING([whether strtod has locale support])
 875 AC_LINK_IFELSE([AC_LANG_SOURCE([[
 876     #define _GNU_SOURCE
 877     #include <stdlib.h>
 878     #include <locale.h>
 879     #ifdef HAVE_XLOCALE_H
 880     #include <xlocale.h>
 881     #endif
 882     int main() {
 883        locale_t loc = newlocale(LC_CTYPE_MASK, "C", NULL);
 884        const char *s = "1.0";
 885        char *end;
 886        double d = strtod_l(s, end, loc);
 887        float f = strtof_l(s, end, loc);
 888        freelocale(loc);
 889        return 0;
 890     }]])],
 891   [DEFINES="$DEFINES -DHAVE_STRTOD_L"];
 892    AC_MSG_RESULT([yes]),
 893    AC_MSG_RESULT([no]))
 894
 895 dnl Check to see if dlopen is in default libraries (like Solaris, which
 896 dnl has it in libc), or if libdl is needed to get it.
 897 AC_CHECK_FUNC([dlopen], [],
 898     [AC_CHECK_LIB([dl], [dlopen],
 899        [DLOPEN_LIBS="-ldl"])])
 900 AC_SUBST([DLOPEN_LIBS])
 901
 902 dnl Check if that library also has dladdr
 903 save_LIBS="$LIBS"
 904 LIBS="$LIBS $DLOPEN_LIBS"
 905 AC_CHECK_FUNCS([dladdr])
 906 LIBS="$save_LIBS"
 907
 908 AC_CHECK_FUNC([dl_iterate_phdr], [DEFINES="$DEFINES -DHAVE_DL_ITERATE_PHDR"])
 909
 910 case "$host_os" in
 911 darwin*)
 912     ;;
 913 *)
 914     AC_CHECK_FUNCS([clock_gettime], [CLOCK_LIB=],
 915                    [AC_CHECK_LIB([rt], [clock_gettime], [CLOCK_LIB=-lrt],
 916                                  [AC_MSG_ERROR([Could not find clock_gettime])])])
 917     AC_SUBST([CLOCK_LIB])
 918     ;;
 919 esac
 920
 921 dnl See if posix_memalign is available
 922 AC_CHECK_FUNC([posix_memalign], [DEFINES="$DEFINES -DHAVE_POSIX_MEMALIGN"])
 923
 924 dnl Check for zlib
 925 PKG_CHECK_MODULES([ZLIB], [zlib >= $ZLIB_REQUIRED])
 926 DEFINES="$DEFINES -DHAVE_ZLIB"
 927
 928 dnl Check for pthreads
 929 AX_PTHREAD
 930 if test "x$ax_pthread_ok" = xno; then
 931     AC_MSG_ERROR([Building mesa on this platform requires pthreads])
 932 fi
 933 dnl AX_PTHREADS leaves PTHREAD_LIBS empty for gcc and sets PTHREAD_CFLAGS
 934 dnl to -pthread, which causes problems if we need -lpthread to appear in
 935 dnl pkgconfig files.  Since Android doesn't have a pthread lib, this check
 936 dnl is not valid for that platform.
 937 if test "x$android" = xno; then
 938     test -z "$PTHREAD_LIBS" && PTHREAD_LIBS="-lpthread"
 939 fi
 940 dnl According to the manual when using pthreads, one should add -pthread to
 941 dnl both compile and link-time arguments.
 942 dnl In practise that should be sufficient for all platforms, since any
 943 dnl platforms build with GCC and Clang support the flag.
 944 PTHREAD_LIBS="$PTHREAD_LIBS -pthread"
 945
 946 dnl pthread-stubs is mandatory on some BSD platforms, due to the nature of the
 947 dnl project. Even then there's a notable issue as described in the project README
 948 case "$host_os" in
 949 linux* | cygwin* | darwin* | solaris* | *-gnu* | gnu* | openbsd*)
 950     pthread_stubs_possible="no"
 951     ;;
 952 * )
 953     pthread_stubs_possible="yes"
 954     ;;
 955 esac
 956
 957 if test "x$pthread_stubs_possible" = xyes; then
 958     PKG_CHECK_MODULES(PTHREADSTUBS, pthread-stubs >= 0.4)
 959 fi
 960
 961 dnl Check for futex for fast inline simple_mtx_t.
 962 AC_CHECK_HEADER([linux/futex.h], [DEFINES="$DEFINES -DHAVE_LINUX_FUTEX_H"])
 963
 964 dnl SELinux awareness.
 965 AC_ARG_ENABLE([selinux],
 966     [AS_HELP_STRING([--enable-selinux],
 967         [Build SELinux-aware Mesa @<:@default=disabled@:>@])],
 968     [MESA_SELINUX="$enableval"],
 969     [MESA_SELINUX=no])
 970 if test "x$enable_selinux" = "xyes"; then
 971     PKG_CHECK_MODULES([SELINUX], [libselinux], [],
 972         [AC_CHECK_HEADER([selinux/selinux.h],[],
 973                          [AC_MSG_ERROR([SELinux headers not found])])
 974          AC_CHECK_LIB([selinux],[is_selinux_enabled],[],
 975                       [AC_MSG_ERROR([SELinux library not found])])
 976          SELINUX_LIBS="-lselinux"])
 977     DEFINES="$DEFINES -DMESA_SELINUX"
 978 fi
 979 AC_SUBST([SELINUX_CFLAGS])
 980 AC_SUBST([SELINUX_LIBS])
 981
 982 dnl
 983 dnl LLVM
 984 dnl
 985 AC_ARG_ENABLE([llvm-shared-libs],
 986     [AS_HELP_STRING([--enable-llvm-shared-libs],
 987         [link with LLVM shared libraries @<:@default=enabled@:>@])],
 988     [enable_llvm_shared_libs="$enableval"],
 989     [enable_llvm_shared_libs=yes])
 990
 991 AC_ARG_WITH([llvm-prefix],
 992     [AS_HELP_STRING([--with-llvm-prefix],
 993         [Prefix for LLVM installations in non-standard locations])],
 994     [llvm_prefix="$withval"],
 995     [llvm_prefix=''])
 996
 997 PKG_CHECK_MODULES([LIBELF], [libelf], [have_libelf=yes], [have_libelf=no])
 998 if test "x$have_libelf" = xno; then
 999    LIBELF_LIBS=''
1000    LIBELF_CFLAGS=''
1001    AC_CHECK_LIB([elf], [elf_memory], [have_libelf=yes;LIBELF_LIBS=-lelf], [have_libelf=no])
1002    AC_SUBST([LIBELF_LIBS])
1003    AC_SUBST([LIBELF_CFLAGS])
1004 fi
1005
1006 if test -z "$LLVM_CONFIG"; then
1007     if test -n "$llvm_prefix"; then
1008         AC_PATH_TOOL([LLVM_CONFIG], [llvm-config], [no], ["$llvm_prefix/bin"])
1009     else
1010         AC_PATH_TOOL([LLVM_CONFIG], [llvm-config], [no])
1011     fi
1012 fi
1013
1014 llvm_add_component() {
1015     new_llvm_component=$1
1016     driver_name=$2
1017
1018     if $LLVM_CONFIG --components | grep -iqw $new_llvm_component ; then
1019         LLVM_COMPONENTS="${LLVM_COMPONENTS} ${new_llvm_component}"
1020     else
1021         AC_MSG_ERROR([LLVM component '$new_llvm_component' not enabled in your LLVM build. Required by $driver_name.])
1022     fi
1023 }
1024
1025 llvm_add_optional_component() {
1026     new_llvm_component=$1
1027     driver_name=$2
1028
1029     if $LLVM_CONFIG --components | grep -iqw $new_llvm_component ; then
1030         LLVM_COMPONENTS="${LLVM_COMPONENTS} ${new_llvm_component}"
1031     fi
1032 }
1033
1034 llvm_add_default_components() {
1035     driver_name=$1
1036
1037     # Required default components
1038     llvm_add_component "bitwriter" $driver_name
1039     llvm_add_component "engine" $driver_name
1040     llvm_add_component "mcdisassembler" $driver_name
1041     llvm_add_component "mcjit" $driver_name
1042
1043     # Optional default components
1044     llvm_add_optional_component "inteljitevents" $driver_name
1045 }
1046
1047 llvm_add_target() {
1048     new_llvm_target=$1
1049     driver_name=$2
1050
1051     if $LLVM_CONFIG --targets-built | grep -iqw $new_llvm_target ; then
1052         llvm_add_component $new_llvm_target $driver_name
1053     else
1054         AC_MSG_ERROR([LLVM target '$new_llvm_target' not enabled in your LLVM build. Required by $driver_name.])
1055     fi
1056 }
1057
1058 # Call this inside ` ` to get the return value.
1059 # $1 is the llvm-config command with arguments.
1060 strip_unwanted_llvm_flags() {
1061     echo " `$1` " | sed -E \
1062         -e 's/[[[:space:]]]+-m[[^[:space:]]]*//g' \
1063         -e 's/[[[:space:]]]+-DNDEBUG[[[:space:]]]/ /g' \
1064         -e 's/[[[:space:]]]+-D_GNU_SOURCE[[[:space:]]]/ /g' \
1065         -e 's/[[[:space:]]]+-pedantic[[[:space:]]]/ /g' \
1066         -e 's/[[[:space:]]]+-W[[^[:space:]]]*//g' \
1067         -e 's/[[[:space:]]]+-O[[^[:space:]]]*//g' \
1068         -e 's/[[[:space:]]]+-g[[^[:space:]]]*//g' \
1069         -e 's/-fno-rtti[[[:space:]]]/-Fno-rtti /g' \
1070         -e 's/[[[:space:]]]+-f[[^[:space:]]]*//g' \
1071         -e 's/-Fno-rtti[[[:space:]]]/-fno-rtti /g' \
1072         -e 's/^[[[:space:]]]//' \
1073         -e 's/[[[:space:]]]$//'
1074 }
1075
1076 llvm_set_environment_variables() {
1077     if test "x$LLVM_CONFIG" != xno; then
1078         LLVM_VERSION=`$LLVM_CONFIG --version | egrep -o '^[[0-9.]]+'`
1079         LLVM_CPPFLAGS=`strip_unwanted_llvm_flags "$LLVM_CONFIG --cppflags"`
1080         LLVM_INCLUDEDIR=`$LLVM_CONFIG --includedir`
1081         LLVM_LIBDIR=`$LLVM_CONFIG --libdir`
1082
1083         # We need to respect LLVM_CPPFLAGS when compiling LLVM headers.
1084         save_CFLAGS="$CFLAGS"
1085         CFLAGS="$CFLAGS $LLVM_CPPFLAGS"
1086
1087         AC_COMPUTE_INT([LLVM_VERSION_MAJOR], [LLVM_VERSION_MAJOR],
1088             [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
1089         AC_COMPUTE_INT([LLVM_VERSION_MINOR], [LLVM_VERSION_MINOR],
1090             [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
1091         AC_COMPUTE_INT([LLVM_VERSION_PATCH], [LLVM_VERSION_PATCH],
1092             [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
1093
1094         CFLAGS="$save_CFLAGS"
1095
1096         # Only needed for LLVM < 3.6.0
1097         if test -z "$LLVM_VERSION_PATCH"; then
1098             LLVM_VERSION_PATCH=0
1099         fi
1100
1101         LLVM_VERSION_INT="${LLVM_VERSION_MAJOR}0${LLVM_VERSION_MINOR}"
1102
1103         FOUND_LLVM=yes
1104     else
1105         FOUND_LLVM=no
1106         LLVM_VERSION_INT=0
1107     fi
1108 }
1109
1110 require_llvm() {
1111     if test "x$enable_llvm" != "xyes"; then
1112         AC_MSG_ERROR([--enable-llvm is required when building $1])
1113     fi
1114 }
1115
1116 llvm_require_version() {
1117     require_llvm $2
1118
1119     llvm_target_version_major=`echo $1 | cut -d. -f1 | egrep -o '^[[0-9]]+'`
1120     llvm_target_version_minor=`echo $1 | cut -d. -f2 | egrep -o '^[[0-9]]+'`
1121     llvm_target_version_patch=`echo $1 | cut -d. -f3 | egrep -o '^[[0-9]]+'`
1122
1123     if test "$LLVM_VERSION_MAJOR" -gt "$llvm_target_version_major"; then
1124         # major > required major
1125         #  --> OK
1126         return
1127     fi
1128
1129     if test "$LLVM_VERSION_MAJOR" -eq "$llvm_target_version_major"; then
1130         if test "$LLVM_VERSION_MINOR" -gt "$llvm_target_version_minor"; then
1131             # major = required major and
1132             # minor > required minor
1133             #  --> OK
1134             return
1135         else
1136             if test "$LLVM_VERSION_MINOR" -eq "$llvm_target_version_minor"; then
1137                 if test "$LLVM_VERSION_PATCH" -ge "$llvm_target_version_patch"; then
1138                     # major = required major and
1139                     # minor = required minor and
1140                     # patch >= required patch
1141                     #  --> OK
1142                     return
1143                 fi
1144             fi
1145         fi
1146     fi
1147
1148     AC_MSG_ERROR([LLVM $1 or newer is required for $2])
1149 }
1150
1151 radeon_llvm_check() {
1152     if test ${LLVM_VERSION_INT} -lt 307; then
1153         amdgpu_llvm_target_name='r600'
1154     else
1155         amdgpu_llvm_target_name='amdgpu'
1156     fi
1157
1158     llvm_require_version $*
1159
1160     llvm_add_target $amdgpu_llvm_target_name $2
1161
1162     llvm_add_default_components $2
1163     llvm_add_component "bitreader" $2
1164     llvm_add_component "ipo" $2
1165
1166     if test "x$have_libelf" != xyes; then
1167        AC_MSG_ERROR([$2 requires libelf when using llvm])
1168     fi
1169 }
1170
1171 llvm_set_environment_variables
1172
1173 AC_SUBST([LLVM_CFLAGS])
1174 AC_SUBST([LLVM_CXXFLAGS])
1175 AC_SUBST([LLVM_LIBS])
1176 AC_SUBST([LLVM_LDFLAGS])
1177 AC_SUBST([LLVM_INCLUDEDIR])
1178
1179 dnl
1180 dnl libunwind
1181 dnl
1182 PKG_CHECK_EXISTS(libunwind, [HAVE_LIBUNWIND=yes], [HAVE_LIBUNWIND=no])
1183 AC_ARG_ENABLE([libunwind],
1184     [AS_HELP_STRING([--enable-libunwind],
1185             [Use libunwind for backtracing (default: auto)])],
1186         [LIBUNWIND="$enableval"],
1187         [LIBUNWIND="$HAVE_LIBUNWIND"])
1188
1189 if test "x$LIBUNWIND" = "xyes"; then
1190     PKG_CHECK_MODULES(LIBUNWIND, libunwind)
1191     AC_DEFINE(HAVE_LIBUNWIND, 1, [Have libunwind support])
1192 fi
1193
1194
1195 dnl Options for APIs
1196 AC_ARG_ENABLE([opengl],
1197     [AS_HELP_STRING([--disable-opengl],
1198         [disable support for standard OpenGL API @<:@default=enabled@:>@])],
1199     [enable_opengl="$enableval"],
1200     [enable_opengl=yes])
1201 AC_ARG_ENABLE([gles1],
1202     [AS_HELP_STRING([--disable-gles1],
1203         [disable support for OpenGL ES 1.x API @<:@default=enabled@:>@])],
1204     [enable_gles1="$enableval"],
1205     [enable_gles1=yes])
1206 AC_ARG_ENABLE([gles2],
1207     [AS_HELP_STRING([--disable-gles2],
1208         [disable support for OpenGL ES 2.x API @<:@default=enabled@:>@])],
1209     [enable_gles2="$enableval"],
1210     [enable_gles2=yes])
1211
1212 AC_ARG_ENABLE([dri],
1213     [AS_HELP_STRING([--enable-dri],
1214         [enable DRI modules @<:@default=enabled@:>@])],
1215     [enable_dri="$enableval"],
1216     [enable_dri=yes])
1217
1218 AC_ARG_ENABLE([gallium-extra-hud],
1219     [AS_HELP_STRING([--enable-gallium-extra-hud],
1220         [enable HUD block/NIC I/O HUD stats support @<:@default=disabled@:>@])],
1221     [enable_gallium_extra_hud="$enableval"],
1222     [enable_gallium_extra_hud=no])
1223 AM_CONDITIONAL(HAVE_GALLIUM_EXTRA_HUD, test "x$enable_gallium_extra_hud" = xyes)
1224 if test "x$enable_gallium_extra_hud" = xyes ; then
1225     DEFINES="${DEFINES} -DHAVE_GALLIUM_EXTRA_HUD=1"
1226 fi
1227
1228 #TODO: no pkgconfig .pc available for libsensors.
1229 #PKG_CHECK_MODULES([LIBSENSORS], [libsensors >= $LIBSENSORS_REQUIRED], [enable_lmsensors=yes], [enable_lmsensors=no])
1230 AC_ARG_ENABLE([lmsensors],
1231     [AS_HELP_STRING([--enable-lmsensors],
1232         [enable HUD lmsensor support @<:@default=disabled@:>@])],
1233     [enable_lmsensors="$enableval"],
1234     [enable_lmsensors=no])
1235 AM_CONDITIONAL(HAVE_LIBSENSORS, test "x$enable_lmsensors" = xyes)
1236 if test "x$enable_lmsensors" = xyes ; then
1237     DEFINES="${DEFINES} -DHAVE_LIBSENSORS=1"
1238     LIBSENSORS_LIBS="-lsensors"
1239 else
1240     LIBSENSORS_LIBS=""
1241 fi
1242 AC_SUBST(LIBSENSORS_LIBS)
1243
1244 case "$host_os" in
1245 linux*)
1246     dri3_default=yes
1247     ;;
1248 *)
1249     dri3_default=no
1250     ;;
1251 esac
1252
1253 if test "x$enable_dri" = xno; then
1254     dri3_default=no
1255 fi
1256
1257 AC_ARG_ENABLE([dri3],
1258     [AS_HELP_STRING([--enable-dri3],
1259         [enable DRI3 @<:@default=auto@:>@])],
1260     [enable_dri3="$enableval"],
1261     [enable_dri3="$dri3_default"])
1262 AC_ARG_ENABLE([glx],
1263     [AS_HELP_STRING([--enable-glx@<:@=dri|xlib|gallium-xlib@:>@],
1264         [enable the GLX library and choose an implementation @<:@default=auto@:>@])],
1265     [enable_glx="$enableval"],
1266     [enable_glx=yes])
1267 AC_ARG_ENABLE([osmesa],
1268     [AS_HELP_STRING([--enable-osmesa],
1269         [enable OSMesa library @<:@default=disabled@:>@])],
1270     [enable_osmesa="$enableval"],
1271     [enable_osmesa=no])
1272 AC_ARG_ENABLE([gallium-osmesa],
1273     [AS_HELP_STRING([--enable-gallium-osmesa],
1274         [enable Gallium implementation of the OSMesa library @<:@default=disabled@:>@])],
1275     [enable_gallium_osmesa="$enableval"],
1276     [enable_gallium_osmesa=no])
1277 AC_ARG_ENABLE([egl],
1278     [AS_HELP_STRING([--disable-egl],
1279         [disable EGL library @<:@default=enabled@:>@])],
1280     [enable_egl="$enableval"],
1281     [enable_egl=yes])
1282
1283 AC_ARG_ENABLE([xa],
1284     [AS_HELP_STRING([--enable-xa],
1285         [enable build of the XA X Acceleration API @<:@default=disabled@:>@])],
1286     [enable_xa="$enableval"],
1287     [enable_xa=no])
1288 AC_ARG_ENABLE([gbm],
1289    [AS_HELP_STRING([--enable-gbm],
1290          [enable gbm library @<:@default=yes except cygwin and macOS@:>@])],
1291    [enable_gbm="$enableval"],
1292    [case "$host_os" in
1293        cygwin* | darwin*)
1294           enable_gbm=no
1295           ;;
1296        *)
1297           enable_gbm=yes
1298           ;;
1299     esac])
1300 AC_ARG_ENABLE([nine],
1301     [AS_HELP_STRING([--enable-nine],
1302         [enable build of the nine Direct3D9 API @<:@default=no@:>@])],
1303     [enable_nine="$enableval"],
1304     [enable_nine=no])
1305
1306 AC_ARG_ENABLE([xvmc],
1307    [AS_HELP_STRING([--enable-xvmc],
1308          [enable xvmc library @<:@default=auto@:>@])],
1309    [enable_xvmc="$enableval"],
1310    [enable_xvmc=auto])
1311 AC_ARG_ENABLE([vdpau],
1312    [AS_HELP_STRING([--enable-vdpau],
1313          [enable vdpau library @<:@default=auto@:>@])],
1314    [enable_vdpau="$enableval"],
1315    [enable_vdpau=auto])
1316 AC_ARG_ENABLE([omx],
1317    [AS_HELP_STRING([--enable-omx],
1318          [DEPRECATED: Use --enable-omx-bellagio or --enable-omx-tizonia instead @<:@default=auto@:>@])],
1319    [AC_MSG_ERROR([--enable-omx is deprecated. Use --enable-omx-bellagio or --enable-omx-tizonia instead.])],
1320    [])
1321 AC_ARG_ENABLE([omx-bellagio],
1322    [AS_HELP_STRING([--enable-omx-bellagio],
1323          [enable OpenMAX Bellagio library @<:@default=disabled@:>@])],
1324    [enable_omx_bellagio="$enableval"],
1325    [enable_omx_bellagio=no])
1326 AC_ARG_ENABLE([omx-tizonia],
1327    [AS_HELP_STRING([--enable-omx-tizonia],
1328          [enable OpenMAX Tizonia library @<:@default=disabled@:>@])],
1329    [enable_omx_tizonia="$enableval"],
1330    [enable_omx_tizonia=no])
1331 AC_ARG_ENABLE([va],
1332    [AS_HELP_STRING([--enable-va],
1333          [enable va library @<:@default=auto@:>@])],
1334    [enable_va="$enableval"],
1335    [enable_va=auto])
1336 AC_ARG_ENABLE([opencl],
1337    [AS_HELP_STRING([--enable-opencl],
1338          [enable OpenCL library @<:@default=disabled@:>@])],
1339    [enable_opencl="$enableval"],
1340    [enable_opencl=no])
1341 AC_ARG_ENABLE([opencl_icd],
1342    [AS_HELP_STRING([--enable-opencl-icd],
1343           [Build an OpenCL ICD library to be loaded by an ICD implementation
1344            @<:@default=enabled@:>@])],
1345     [enable_opencl_icd="$enableval"],
1346     [enable_opencl_icd=yes])
1347
1348 AC_ARG_ENABLE([gallium-tests],
1349     [AS_HELP_STRING([--enable-gallium-tests],
1350         [Enable optional Gallium tests) @<:@default=disabled@:>@])],
1351     [enable_gallium_tests="$enableval"],
1352     [enable_gallium_tests=no])
1353
1354 # Option for Gallium drivers
1355
1356 # Keep this in sync with the --with-gallium-drivers help string default value
1357 GALLIUM_DRIVERS_DEFAULT="r300,r600,svga,swrast"
1358
1359 AC_ARG_WITH([gallium-drivers],
1360     [AS_HELP_STRING([--with-gallium-drivers@<:@=DIRS...@:>@],
1361         [comma delimited Gallium drivers list, e.g.
1362         "i915,nouveau,r300,r600,radeonsi,freedreno,pl111,svga,swrast,swr,tegra,vc4,vc5,virgl,etnaviv,imx"
1363         @<:@default=r300,r600,svga,swrast@:>@])],
1364     [with_gallium_drivers="$withval"],
1365     [with_gallium_drivers="$GALLIUM_DRIVERS_DEFAULT"])
1366
1367 # Doing '--without-gallium-drivers' will set this variable to 'no'.  Clear it
1368 # here so that the script doesn't choke on an unknown driver name later.
1369 case "$with_gallium_drivers" in
1370     yes) with_gallium_drivers="$GALLIUM_DRIVERS_DEFAULT" ;;
1371     no) with_gallium_drivers='' ;;
1372 esac
1373
1374 if test "x$enable_opengl" = xno -a \
1375         "x$enable_gles1" = xno -a \
1376         "x$enable_gles2" = xno -a \
1377         "x$enable_nine" = xno -a \
1378         "x$enable_xa" = xno -a \
1379         "x$enable_xvmc" = xno -a \
1380         "x$enable_vdpau" = xno -a \
1381         "x$enable_omx_bellagio" = xno -a \
1382         "x$enable_omx_tizonia" = xno -a \
1383         "x$enable_va" = xno -a \
1384         "x$enable_opencl" = xno; then
1385     AC_MSG_ERROR([at least one API should be enabled])
1386 fi
1387
1388 if test "x$enable_omx_bellagio" = xyes -a \
1389         "x$enable_omx_tizonia" = xyes; then
1390    AC_MSG_ERROR([Can't enable both bellagio and tizonia at same time])
1391 fi
1392
1393 # Building OpenGL ES1 and/or ES2 without OpenGL is not supported on mesa 9.0.x
1394 if test "x$enable_opengl" = xno -a \
1395         "x$enable_gles1" = xyes; then
1396     AC_MSG_ERROR([Building OpenGL ES1 without OpenGL is not supported])
1397 fi
1398
1399 if test "x$enable_opengl" = xno -a \
1400         "x$enable_gles2" = xyes; then
1401     AC_MSG_ERROR([Building OpenGL ES2 without OpenGL is not supported])
1402 fi
1403
1404 AM_CONDITIONAL(HAVE_OPENGL, test "x$enable_opengl" = xyes)
1405 AM_CONDITIONAL(HAVE_OPENGL_ES1, test "x$enable_gles1" = xyes)
1406 AM_CONDITIONAL(HAVE_OPENGL_ES2, test "x$enable_gles2" = xyes)
1407 AM_CONDITIONAL(NEED_OPENGL_COMMON, test "x$enable_opengl" = xyes -o \
1408                                         "x$enable_gles1" = xyes -o \
1409                                         "x$enable_gles2" = xyes)
1410 AM_CONDITIONAL(NEED_KHRPLATFORM, test "x$enable_egl" = xyes -o \
1411                                       "x$enable_gles1" = xyes -o \
1412                                       "x$enable_gles2" = xyes)
1413
1414 # Validate GLX options
1415 if test "x$enable_glx" = xyes; then
1416     if test "x$enable_dri" = xyes; then
1417         enable_glx=dri
1418     elif test -n "$with_gallium_drivers"; then
1419         enable_glx=gallium-xlib
1420     else
1421         enable_glx=xlib
1422     fi
1423 fi
1424 case "x$enable_glx" in
1425 xdri | xxlib | xgallium-xlib)
1426     # GLX requires OpenGL
1427     if test "x$enable_opengl" = xno; then
1428         AC_MSG_ERROR([GLX cannot be built without OpenGL])
1429     fi
1430
1431     # Check individual dependencies
1432     case "x$enable_glx" in
1433     xdri)
1434         if test "x$enable_dri" = xno; then
1435             AC_MSG_ERROR([DRI-based GLX requires DRI to be enabled])
1436         fi
1437         ;;
1438     xxlib)
1439         if test "x$enable_dri" = xyes; then
1440             AC_MSG_ERROR([Xlib-based GLX cannot be built with DRI enabled])
1441         fi
1442         ;;
1443     xgallium-xlib )
1444         if test "x$enable_dri" = xyes; then
1445             AC_MSG_ERROR([Xlib-based (Gallium) GLX cannot be built with DRI enabled])
1446         fi
1447         if test -z "$with_gallium_drivers"; then
1448             AC_MSG_ERROR([Xlib-based (Gallium) GLX cannot be built without Gallium enabled])
1449         fi
1450         ;;
1451     esac
1452     ;;
1453 xno)
1454     ;;
1455 *)
1456     AC_MSG_ERROR([Illegal value for --enable-glx: $enable_glx])
1457     ;;
1458 esac
1459
1460 AM_CONDITIONAL(HAVE_GLX, test "x$enable_glx" != xno)
1461 AM_CONDITIONAL(HAVE_DRI_GLX, test "x$enable_glx" = xdri)
1462 AM_CONDITIONAL(HAVE_XLIB_GLX, test "x$enable_glx" = xxlib)
1463 AM_CONDITIONAL(HAVE_GALLIUM_XLIB_GLX, test "x$enable_glx" = xgallium-xlib)
1464
1465 DEFAULT_GL_LIB_NAME=GL
1466
1467 dnl
1468 dnl Libglvnd configuration
1469 dnl
1470 AC_ARG_ENABLE([libglvnd],
1471     [AS_HELP_STRING([--enable-libglvnd],
1472         [Build GLX and EGL for libglvnd @<:@default=disabled@:>@])],
1473     [enable_libglvnd="$enableval"],
1474     [enable_libglvnd=no])
1475 AM_CONDITIONAL(USE_LIBGLVND, test "x$enable_libglvnd" = xyes)
1476
1477 if test "x$enable_libglvnd" = xyes ; then
1478     case "x$enable_glx" in
1479     xxlib | xgallium-xlib )
1480         AC_MSG_ERROR([cannot build libgvnd when Xlib-GLX or Gallium-Xlib-GLX is enabled])
1481         ;;
1482     esac
1483
1484     PKG_CHECK_MODULES([GLVND], libglvnd >= 0.2.0)
1485     LIBGLVND_DATADIR=`$PKG_CONFIG --variable=datadir libglvnd`
1486     AC_SUBST([LIBGLVND_DATADIR])
1487
1488     DEFINES="${DEFINES} -DUSE_LIBGLVND=1"
1489     DEFAULT_GL_LIB_NAME=GLX_mesa
1490
1491     if test "x$enable_glx" = xno -a "x$enable_egl" = xno; then
1492         AC_MSG_ERROR([cannot build libglvnd without GLX or EGL])
1493     fi
1494 fi
1495
1496 AC_ARG_WITH([gl-lib-name],
1497   [AS_HELP_STRING([--with-gl-lib-name@<:@=NAME@:>@],
1498     [specify GL library name @<:@default=GL@:>@])],
1499   [GL_LIB=$withval],
1500   [GL_LIB="$DEFAULT_GL_LIB_NAME"])
1501 AC_ARG_WITH([osmesa-lib-name],
1502   [AS_HELP_STRING([--with-osmesa-lib-name@<:@=NAME@:>@],
1503     [specify OSMesa library name @<:@default=OSMesa@:>@])],
1504   [OSMESA_LIB=$withval],
1505   [OSMESA_LIB=OSMesa])
1506 AS_IF([test "x$GL_LIB" = xyes], [GL_LIB="$DEFAULT_GL_LIB_NAME"])
1507 AS_IF([test "x$OSMESA_LIB" = xyes], [OSMESA_LIB=OSMesa])
1508
1509 dnl
1510 dnl Mangled Mesa support
1511 dnl
1512 AC_ARG_ENABLE([mangling],
1513   [AS_HELP_STRING([--enable-mangling],
1514     [enable mangled symbols and library name @<:@default=disabled@:>@])],
1515   [enable_mangling="${enableval}"],
1516   [enable_mangling=no]
1517 )
1518 if test "x${enable_mangling}" = "xyes" ; then
1519   DEFINES="${DEFINES} -DUSE_MGL_NAMESPACE"
1520   GL_LIB="Mangled${GL_LIB}"
1521   OSMESA_LIB="Mangled${OSMESA_LIB}"
1522 fi
1523 AC_SUBST([GL_LIB])
1524 AC_SUBST([OSMESA_LIB])
1525
1526 # Check for libdrm
1527 PKG_CHECK_MODULES([LIBDRM], [libdrm >= $LIBDRM_REQUIRED],
1528                   [have_libdrm=yes], [have_libdrm=no])
1529 if test "x$have_libdrm" = xyes; then
1530     DEFINES="$DEFINES -DHAVE_LIBDRM"
1531 fi
1532
1533 require_libdrm() {
1534     if test "x$have_libdrm" != xyes; then
1535        AC_MSG_ERROR([$1 requires libdrm >= $LIBDRM_REQUIRED])
1536     fi
1537 }
1538
1539
1540 # Select which platform-dependent DRI code gets built
1541 case "$host_os" in
1542 darwin*)
1543     dri_platform='apple' ;;
1544 cygwin*)
1545     dri_platform='windows' ;;
1546 gnu*)
1547     dri_platform='none' ;;
1548 *)
1549     dri_platform='drm' ;;
1550 esac
1551
1552 if test "x$enable_dri" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes; then
1553     have_drisw_kms='yes'
1554 fi
1555
1556 AM_CONDITIONAL(HAVE_DRICOMMON, test "x$enable_dri" = xyes )
1557 AM_CONDITIONAL(HAVE_DRISW, test "x$enable_dri" = xyes )
1558 AM_CONDITIONAL(HAVE_DRISW_KMS, test "x$have_drisw_kms" = xyes )
1559 AM_CONDITIONAL(HAVE_DRI2, test "x$enable_dri" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes )
1560 AM_CONDITIONAL(HAVE_DRI3, test "x$enable_dri3" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes )
1561 AM_CONDITIONAL(HAVE_APPLEDRI, test "x$enable_dri" = xyes -a "x$dri_platform" = xapple )
1562 AM_CONDITIONAL(HAVE_LMSENSORS, test "x$enable_lmsensors" = xyes )
1563 AM_CONDITIONAL(HAVE_GALLIUM_EXTRA_HUD, test "x$enable_gallium_extra_hud" = xyes )
1564 AM_CONDITIONAL(HAVE_WINDOWSDRI, test "x$enable_dri" = xyes -a "x$dri_platform" = xwindows )
1565
1566 AC_ARG_ENABLE([shared-glapi],
1567     [AS_HELP_STRING([--enable-shared-glapi],
1568         [Enable shared glapi for OpenGL @<:@default=enabled@:>@])],
1569     [enable_shared_glapi="$enableval"],
1570     [enable_shared_glapi=yes])
1571
1572 case "x$enable_opengl$enable_gles1$enable_gles2" in
1573 x*yes*yes*)
1574     if test "x$enable_shared_glapi" = xno; then
1575         AC_MSG_ERROR([shared GLAPI required when building two or more of
1576                       the following APIs - opengl, gles1 gles2])
1577     fi
1578     ;;
1579 esac
1580
1581 AM_CONDITIONAL(HAVE_SHARED_GLAPI, test "x$enable_shared_glapi" = xyes)
1582
1583 # Build the pipe-drivers as separate libraries/modules.
1584 # Do not touch this unless you know what you are doing.
1585 # XXX: Expose via configure option ?
1586 enable_shared_pipe_drivers=no
1587
1588 dnl
1589 dnl Driver specific build directories
1590 dnl
1591
1592 if test "x$enable_gallium_osmesa" = xyes; then
1593     if ! echo "$with_gallium_drivers" | grep -q 'swrast'; then
1594         AC_MSG_ERROR([gallium_osmesa requires the gallium swrast driver])
1595     fi
1596     if test "x$enable_osmesa" = xyes; then
1597         AC_MSG_ERROR([Cannot enable both classic and Gallium OSMesa implementations])
1598     fi
1599 fi
1600
1601 require_dri_shared_libs_and_glapi() {
1602     if test "x$enable_static" = xyes; then
1603         AC_MSG_ERROR([$1 cannot be build as static library])
1604     fi
1605
1606     if test "x$enable_dri" != xyes; then
1607         # There is only a single backend which won't be build/used otherwise.
1608         # XXX: Revisit this as the egl/haiku is a thing.
1609         AC_MSG_ERROR([$1 requires --enable-dri])
1610     fi
1611
1612     if test "x$enable_shared_glapi" != xyes; then
1613         AC_MSG_ERROR([$1 requires --enable-shared-glapi])
1614     fi
1615 }
1616
1617 if test "x$enable_dri" = xyes; then
1618     require_dri_shared_libs_and_glapi "DRI"
1619
1620     # not a hard requirement as swrast does not depend on it
1621     if test "x$have_libdrm" = xyes; then
1622         DRI_PC_REQ_PRIV="libdrm >= $LIBDRM_REQUIRED"
1623     fi
1624 fi
1625
1626 AC_ARG_ENABLE([driglx-direct],
1627     [AS_HELP_STRING([--disable-driglx-direct],
1628         [disable direct rendering in GLX and EGL for DRI \
1629             @<:@default=enabled@:>@])],
1630     [driglx_direct="$enableval"],
1631     [driglx_direct="yes"])
1632
1633 dnl
1634 dnl libGL configuration per driver
1635 dnl
1636 if test "x$enable_glx" != xno; then
1637     PKG_CHECK_MODULES([GLPROTO], [glproto >= $GLPROTO_REQUIRED])
1638 fi
1639 case "x$enable_glx" in
1640 xxlib | xgallium-xlib)
1641     # Xlib-based GLX
1642     dri_modules="x11 xext xcb"
1643     PKG_CHECK_MODULES([XLIBGL], [$dri_modules])
1644     GL_PC_REQ_PRIV="$GL_PC_REQ_PRIV $dri_modules"
1645     X11_INCLUDES="$X11_INCLUDES $XLIBGL_CFLAGS"
1646     GL_LIB_DEPS="$XLIBGL_LIBS"
1647     GL_LIB_DEPS="$GL_LIB_DEPS $SELINUX_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1648     GL_PC_LIB_PRIV="$GL_PC_LIB_PRIV $SELINUX_LIBS -lm $PTHREAD_LIBS"
1649     ;;
1650 xdri)
1651     # DRI-based GLX
1652
1653     # find the DRI deps for libGL
1654     dri_modules="x11 xext xdamage >= $XDAMAGE_REQUIRED xfixes x11-xcb xcb xcb-glx >= $XCBGLX_REQUIRED"
1655
1656     if test x"$driglx_direct" = xyes; then
1657         if test x"$dri_platform" = xdrm ; then
1658             DEFINES="$DEFINES -DGLX_USE_DRM"
1659             require_libdrm "Direct rendering"
1660
1661             PKG_CHECK_MODULES([DRI2PROTO], [dri2proto >= $DRI2PROTO_REQUIRED])
1662             GL_PC_REQ_PRIV="$GL_PC_REQ_PRIV libdrm >= $LIBDRM_REQUIRED"
1663
1664             if test x"$enable_dri" = xyes; then
1665                dri_modules="$dri_modules xcb-dri2 >= $XCBDRI2_REQUIRED"
1666             fi
1667         fi
1668         if test x"$dri_platform" = xapple ; then
1669             DEFINES="$DEFINES -DGLX_USE_APPLEGL"
1670         fi
1671         if test x"$dri_platform" = xwindows ; then
1672             DEFINES="$DEFINES -DGLX_USE_WINDOWSGL"
1673         fi
1674     fi
1675
1676     # add xf86vidmode if available
1677     PKG_CHECK_MODULES([XF86VIDMODE], [xxf86vm], HAVE_XF86VIDMODE=yes, HAVE_XF86VIDMODE=no)
1678     if test "$HAVE_XF86VIDMODE" = yes ; then
1679         dri_modules="$dri_modules xxf86vm"
1680     fi
1681
1682     PKG_CHECK_MODULES([DRIGL], [$dri_modules])
1683     GL_PC_REQ_PRIV="$GL_PC_REQ_PRIV $dri_modules"
1684     X11_INCLUDES="$X11_INCLUDES $DRIGL_CFLAGS"
1685     GL_LIB_DEPS="$DRIGL_LIBS"
1686
1687     # need DRM libs, $PTHREAD_LIBS, etc.
1688     GL_LIB_DEPS="$GL_LIB_DEPS $LIBDRM_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1689     GL_PC_LIB_PRIV="-lm $PTHREAD_LIBS $DLOPEN_LIBS"
1690     ;;
1691 esac
1692
1693 # This is outside the case (above) so that it is invoked even for non-GLX
1694 # builds.
1695 AM_CONDITIONAL(HAVE_XF86VIDMODE, test "x$HAVE_XF86VIDMODE" = xyes)
1696
1697 GLESv1_CM_LIB_DEPS="$LIBDRM_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1698 GLESv1_CM_PC_LIB_PRIV="-lm $PTHREAD_LIBS $DLOPEN_LIBS"
1699 GLESv2_LIB_DEPS="$LIBDRM_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1700 GLESv2_PC_LIB_PRIV="-lm $PTHREAD_LIBS $DLOPEN_LIBS"
1701
1702 AC_SUBST([X11_INCLUDES])
1703 AC_SUBST([GL_LIB_DEPS])
1704 AC_SUBST([GL_PC_REQ_PRIV])
1705 AC_SUBST([GL_PC_LIB_PRIV])
1706 AC_SUBST([GL_PC_CFLAGS])
1707 AC_SUBST([DRI_PC_REQ_PRIV])
1708 AC_SUBST([GLESv1_CM_LIB_DEPS])
1709 AC_SUBST([GLESv1_CM_PC_LIB_PRIV])
1710 AC_SUBST([GLESv2_LIB_DEPS])
1711 AC_SUBST([GLESv2_PC_LIB_PRIV])
1712
1713 AC_SUBST([HAVE_XF86VIDMODE])
1714
1715 dnl
1716 dnl More GLX setup
1717 dnl
1718 case "x$enable_glx" in
1719 xxlib | xgallium-xlib)
1720     DEFINES="$DEFINES -DUSE_XSHM"
1721     ;;
1722 xdri)
1723     DEFINES="$DEFINES -DGLX_INDIRECT_RENDERING"
1724     if test "x$driglx_direct" = xyes; then
1725         DEFINES="$DEFINES -DGLX_DIRECT_RENDERING"
1726     fi
1727     ;;
1728 esac
1729
1730 dnl
1731 dnl TLS detection
1732 dnl
1733
1734 AC_ARG_ENABLE([glx-tls],
1735     [AS_HELP_STRING([--enable-glx-tls],
1736         [enable TLS support in GLX @<:@default=enabled@:>@])],
1737     [GLX_USE_TLS="$enableval"],
1738     [GLX_USE_TLS=yes])
1739 AC_SUBST(GLX_TLS, ${GLX_USE_TLS})
1740
1741 if test "x$GLX_USE_TLS" = xyes; then
1742     DEFINES="$DEFINES -DGLX_USE_TLS"
1743 fi
1744
1745 dnl Read-only text section on x86 hardened platforms
1746 AC_ARG_ENABLE([glx-read-only-text],
1747     [AS_HELP_STRING([--enable-glx-read-only-text],
1748         [Disable writable .text section on x86 (decreases performance) @<:@default=disabled@:>@])],
1749     [enable_glx_read_only_text="$enableval"],
1750     [enable_glx_read_only_text=no])
1751 if test "x$enable_glx_read_only_text" = xyes; then
1752     DEFINES="$DEFINES -DGLX_X86_READONLY_TEXT"
1753 fi
1754
1755 dnl
1756 dnl DEPRECATED: EGL Platforms configuration
1757 dnl
1758 AC_ARG_WITH([egl-platforms],
1759     [AS_HELP_STRING([--with-egl-platforms@<:@=DIRS...@:>@],
1760         [DEPRECATED: use --with-platforms instead@<:@default=auto@:>@])],
1761     [with_egl_platforms="$withval"],
1762     [with_egl_platforms=auto])
1763
1764 if test "x$with_egl_platforms" = xauto; then
1765     with_egl_platforms="x11,surfaceless"
1766     if test "x$enable_gbm" = xyes; then
1767         with_egl_platforms="$with_egl_platforms,drm"
1768     fi
1769 else
1770     AC_MSG_WARN([--with-egl-platforms is deprecated. Use --with-platforms instead.])
1771 fi
1772
1773 dnl
1774 dnl Platforms configuration
1775 dnl
1776 AC_ARG_WITH([platforms],
1777     [AS_HELP_STRING([--with-platforms@<:@=DIRS...@:>@],
1778         [comma delimited native platforms libEGL/Vulkan/other supports, e.g.
1779         "x11,drm,wayland,surfaceless..." @<:@default=auto@:>@])],
1780     [with_platforms="$withval"],
1781     [with_platforms=auto])
1782
1783 # Reuse the autodetection rather than duplicating it.
1784 if test "x$with_platforms" = xauto; then
1785     with_platforms=$with_egl_platforms
1786 fi
1787
1788 # Do per platform setups and checks
1789 platforms=`IFS=', '; echo $with_platforms`
1790 for plat in $platforms; do
1791     case "$plat" in
1792     wayland)
1793
1794         PKG_CHECK_MODULES([WAYLAND_CLIENT], [wayland-client >= $WAYLAND_REQUIRED])
1795         PKG_CHECK_MODULES([WAYLAND_SERVER], [wayland-server >= $WAYLAND_REQUIRED])
1796         PKG_CHECK_MODULES([WAYLAND_PROTOCOLS], [wayland-protocols >= $WAYLAND_PROTOCOLS_REQUIRED])
1797         WAYLAND_PROTOCOLS_DATADIR=`$PKG_CONFIG --variable=pkgdatadir wayland-protocols`
1798
1799         PKG_CHECK_MODULES([WAYLAND_SCANNER], [wayland-scanner],
1800                           WAYLAND_SCANNER=`$PKG_CONFIG --variable=wayland_scanner wayland-scanner`,
1801                           WAYLAND_SCANNER='')
1802         if test "x$WAYLAND_SCANNER" = x; then
1803             AC_PATH_PROG([WAYLAND_SCANNER], [wayland-scanner], [:])
1804         fi
1805
1806         if test "x$WAYLAND_SCANNER" = "x:"; then
1807                 AC_MSG_ERROR([wayland-scanner is needed to compile the wayland platform])
1808         fi
1809         DEFINES="$DEFINES -DHAVE_WAYLAND_PLATFORM -DWL_HIDE_DEPRECATED"
1810         ;;
1811
1812     x11)
1813         PKG_CHECK_MODULES([XCB_DRI2], [x11-xcb xcb xcb-dri2 >= $XCBDRI2_REQUIRED xcb-xfixes])
1814         DEFINES="$DEFINES -DHAVE_X11_PLATFORM"
1815         ;;
1816
1817     drm)
1818         test "x$enable_gbm" = "xno" &&
1819                 AC_MSG_ERROR([EGL platform drm needs gbm])
1820         DEFINES="$DEFINES -DHAVE_DRM_PLATFORM"
1821         ;;
1822
1823     surfaceless)
1824         DEFINES="$DEFINES -DHAVE_SURFACELESS_PLATFORM"
1825         ;;
1826
1827     android)
1828         PKG_CHECK_MODULES([ANDROID], [cutils hardware sync])
1829         DEFINES="$DEFINES -DHAVE_ANDROID_PLATFORM"
1830         ;;
1831
1832     *)
1833         AC_MSG_ERROR([platform '$plat' does not exist])
1834         ;;
1835     esac
1836
1837     case "$plat" in
1838     wayland|drm|surfaceless)
1839         require_libdrm "Platform $plat"
1840         ;;
1841     esac
1842 done
1843 AC_SUBST([WAYLAND_PROTOCOLS_DATADIR])
1844
1845 if test "x$enable_glx" != xno; then
1846     if ! echo "$platforms" | grep -q 'x11'; then
1847         AC_MSG_ERROR([Building GLX without the x11 platform is not supported])
1848     fi
1849 fi
1850
1851 if test x"$enable_dri3" = xyes; then
1852     DEFINES="$DEFINES -DHAVE_DRI3"
1853
1854     dri3_modules="x11-xcb xcb >= $XCB_REQUIRED xcb-dri3 xcb-xfixes xcb-present xcb-sync xshmfence >= $XSHMFENCE_REQUIRED"
1855     PKG_CHECK_MODULES([XCB_DRI3], [$dri3_modules])
1856     dri3_modifier_modules="xcb-dri3 >= $XCBDRI3_MODIFIERS_REQUIRED xcb-present >= $XCBPRESENT_MODIFIERS_REQUIRED"
1857     PKG_CHECK_MODULES([XCB_DRI3_MODIFIERS], [$dri3_modifier_modules], [have_dri3_modifiers=yes], [have_dri3_modifiers=no])
1858
1859     if test "x$have_dri3_modifiers" == xyes; then
1860         DEFINES="$DEFINES -DHAVE_DRI3_MODIFIERS"
1861     fi
1862 fi
1863
1864 AM_CONDITIONAL(HAVE_PLATFORM_X11, echo "$platforms" | grep -q 'x11')
1865 AM_CONDITIONAL(HAVE_PLATFORM_WAYLAND, echo "$platforms" | grep -q 'wayland')
1866 AM_CONDITIONAL(HAVE_PLATFORM_DRM, echo "$platforms" | grep -q 'drm')
1867 AM_CONDITIONAL(HAVE_PLATFORM_SURFACELESS, echo "$platforms" | grep -q 'surfaceless')
1868 AM_CONDITIONAL(HAVE_PLATFORM_ANDROID, echo "$platforms" | grep -q 'android')
1869
1870 dnl
1871 dnl More DRI setup
1872 dnl
1873 dnl Directory for DRI drivers
1874 AC_ARG_WITH([dri-driverdir],
1875     [AS_HELP_STRING([--with-dri-driverdir=DIR],
1876         [directory for the DRI drivers @<:@${libdir}/dri@:>@])],
1877     [DRI_DRIVER_INSTALL_DIR="$withval"],
1878     [DRI_DRIVER_INSTALL_DIR='${libdir}/dri'])
1879 AC_SUBST([DRI_DRIVER_INSTALL_DIR])
1880 dnl Extra search path for DRI drivers
1881 AC_ARG_WITH([dri-searchpath],
1882     [AS_HELP_STRING([--with-dri-searchpath=DIRS...],
1883         [semicolon delimited DRI driver search directories @<:@${libdir}/dri@:>@])],
1884     [DRI_DRIVER_SEARCH_DIR="$withval"],
1885     [DRI_DRIVER_SEARCH_DIR='${DRI_DRIVER_INSTALL_DIR}'])
1886 AC_SUBST([DRI_DRIVER_SEARCH_DIR])
1887 dnl Which drivers to build - default is chosen by platform
1888 AC_ARG_WITH([dri-drivers],
1889     [AS_HELP_STRING([--with-dri-drivers@<:@=DIRS...@:>@],
1890         [comma delimited classic DRI drivers list, e.g.
1891         "i915,i965,nouveau,radeon,r200,swrast" @<:@default=auto@:>@])],
1892     [with_dri_drivers="$withval"],
1893     [with_dri_drivers=auto])
1894
1895 if test "x$with_dri_drivers" = xauto; then
1896     if test "x$enable_opengl" = xyes -a "x$enable_dri" = xyes; then
1897         with_dri_drivers="yes"
1898     else
1899         with_dri_drivers="no"
1900     fi
1901 fi
1902 if test "x$with_dri_drivers" = xno; then
1903     with_dri_drivers=''
1904 fi
1905
1906 # Check for expat
1907 PKG_CHECK_MODULES([EXPAT], [expat],,
1908     [PKG_CHECK_MODULES([EXPAT], [expat21])]
1909 )
1910
1911 dnl If $with_dri_drivers is yes, drivers will be added through
1912 dnl platform checks. Set DEFINES and LIB_DEPS
1913 if test "x$enable_dri" = xyes; then
1914     # Platform specific settings and drivers to build
1915     case "$host_os" in
1916     linux*)
1917         case "$host_cpu" in
1918         powerpc* | sparc*)
1919             # Build only the drivers for cards that exist on PowerPC/sparc
1920             if test "x$with_dri_drivers" = "xyes"; then
1921                 with_dri_drivers="r200 radeon swrast"
1922             fi
1923             ;;
1924         esac
1925         ;;
1926     cygwin*)
1927         if test "x$with_dri_drivers" = "xyes"; then
1928             with_dri_drivers="swrast"
1929         fi
1930         ;;
1931     darwin*)
1932         DEFINES="$DEFINES -DBUILDING_MESA"
1933         if test "x$with_dri_drivers" = "xyes"; then
1934             with_dri_drivers="swrast"
1935         fi
1936         ;;
1937     esac
1938
1939     # default drivers
1940     if test "x$with_dri_drivers" = "xyes"; then
1941         with_dri_drivers="i915 i965 nouveau r200 radeon swrast"
1942     fi
1943
1944     # put all the necessary libs together
1945     DRI_LIB_DEPS="$DRI_LIB_DEPS $SELINUX_LIBS $LIBDRM_LIBS $EXPAT_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1946 fi
1947
1948 AC_SUBST([DRI_LIB_DEPS])
1949
1950 DRI_DIRS=''
1951 dnl Duplicates in DRI_DIRS are removed by sorting it at the end of this block
1952 if test -n "$with_dri_drivers"; then
1953     if test "x$enable_opengl" != xyes; then
1954         AC_MSG_ERROR([--with-dri-drivers requires OpenGL])
1955     fi
1956
1957     dri_drivers=`IFS=', '; echo $with_dri_drivers`
1958     for driver in $dri_drivers; do
1959         DRI_DIRS="$DRI_DIRS $driver"
1960         case "x$driver" in
1961         xi915)
1962             require_libdrm "i915"
1963             HAVE_I915_DRI=yes
1964             PKG_CHECK_MODULES([I915], [libdrm >= $LIBDRM_INTEL_REQUIRED libdrm_intel >= $LIBDRM_INTEL_REQUIRED])
1965             ;;
1966         xi965)
1967             require_libdrm "i965"
1968             HAVE_I965_DRI=yes
1969             ;;
1970         xnouveau)
1971             require_libdrm "nouveau"
1972             HAVE_NOUVEAU_DRI=yes
1973             PKG_CHECK_MODULES([NVVIEUX], [libdrm >= $LIBDRM_NVVIEUX_REQUIRED libdrm_nouveau >= $LIBDRM_NVVIEUX_REQUIRED])
1974             ;;
1975         xradeon)
1976             require_libdrm "radeon"
1977             HAVE_RADEON_DRI=yes;
1978             PKG_CHECK_MODULES([RADEON], [libdrm >= $LIBDRM_RADEON_REQUIRED libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
1979             ;;
1980         xr200)
1981             require_libdrm "r200"
1982             HAVE_R200_DRI=yes
1983             PKG_CHECK_MODULES([RADEON], [libdrm >= $LIBDRM_RADEON_REQUIRED libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
1984             ;;
1985         xswrast)
1986             HAVE_SWRAST_DRI=yes
1987             ;;
1988         *)
1989             AC_MSG_ERROR([classic DRI driver '$driver' does not exist])
1990             ;;
1991         esac
1992     done
1993     DRI_DIRS=`echo $DRI_DIRS|tr " " "\n"|sort -u|tr "\n" " "`
1994 fi
1995
1996
1997 dnl
1998 dnl Gallium LLVM
1999 dnl Deprecated: kept for backwards compatibility
2000 dnl
2001 AC_ARG_ENABLE([gallium-llvm],
2002     [AS_HELP_STRING([--enable-gallium-llvm],
2003         [DEPRECATED: use --enable-llvm instead])],
2004     [enable_gallium_llvm="$enableval"],
2005     [enable_gallium_llvm=auto])
2006
2007 if test "x$enable_gallium_llvm" != xauto; then
2008    AC_MSG_WARN([The --enable-gallium-llvm option has been deprecated. Use --enable-llvm instead.])
2009    enable_llvm=$enable_gallium_llvm
2010 fi
2011
2012 dnl
2013 dnl LLVM
2014 dnl
2015 AC_ARG_ENABLE([llvm],
2016     [AS_HELP_STRING([--enable-llvm],
2017         [build with LLVM support @<:@default=enabled on x86/x86_64@:>@])],
2018     [enable_llvm="$enableval"],
2019     [enable_llvm=auto])
2020
2021 if test "x$enable_llvm" = xauto -a "x$FOUND_LLVM" = xyes; then
2022     if test "x$FOUND_LLVM" = xyes; then
2023         case "$host_cpu" in
2024         i*86|x86_64|amd64) enable_llvm=yes;;
2025         *) enable_llvm=no;;
2026         esac
2027     else
2028         enable_llvm=no
2029     fi
2030 fi
2031
2032 if test "x$enable_llvm" = xyes -a "x$FOUND_LLVM" = xno; then
2033     AC_MSG_ERROR([--enable-llvm selected but llvm-config is not found])
2034 fi
2035
2036 #
2037 # Vulkan driver configuration
2038 #
2039
2040 AC_ARG_WITH([vulkan-drivers],
2041     [AS_HELP_STRING([--with-vulkan-drivers@<:@=DIRS...@:>@],
2042         [comma delimited Vulkan drivers list, e.g.
2043         "intel,radeon"
2044         @<:@default=no@:>@])],
2045     [with_vulkan_drivers="$withval"],
2046     [with_vulkan_drivers="no"])
2047
2048 # Doing '--without-vulkan-drivers' will set this variable to 'no'.  Clear it
2049 # here so that the script doesn't choke on an unknown driver name later.
2050 case "x$with_vulkan_drivers" in
2051     xyes) with_vulkan_drivers="$VULKAN_DRIVERS_DEFAULT" ;;
2052     xno) with_vulkan_drivers='' ;;
2053 esac
2054
2055 AC_ARG_WITH([vulkan-icddir],
2056     [AS_HELP_STRING([--with-vulkan-icddir=DIR],
2057         [directory for the Vulkan driver icd files @<:@${datarootdir}/vulkan/icd.d@:>@])],
2058     [VULKAN_ICD_INSTALL_DIR="$withval"],
2059     [VULKAN_ICD_INSTALL_DIR='${datarootdir}/vulkan/icd.d'])
2060 AC_SUBST([VULKAN_ICD_INSTALL_DIR])
2061
2062 require_x11_dri3() {
2063     if echo "$platforms" | grep -q 'x11'; then
2064         if test "x$enable_dri3" != xyes; then
2065             AC_MSG_ERROR([$1 Vulkan driver requires DRI3 when built with X11])
2066         fi
2067     fi
2068 }
2069
2070 if test -n "$with_vulkan_drivers"; then
2071     if test "x$ac_cv_func_dl_iterate_phdr" = xno; then
2072         AC_MSG_ERROR([Vulkan drivers require the dl_iterate_phdr function])
2073     fi
2074
2075     VULKAN_DRIVERS=`IFS=', '; echo $with_vulkan_drivers`
2076     for driver in $VULKAN_DRIVERS; do
2077         case "x$driver" in
2078         xintel)
2079             require_libdrm "ANV"
2080             require_x11_dri3 "ANV"
2081             HAVE_INTEL_VULKAN=yes
2082             ;;
2083         xradeon)
2084             require_libdrm "radv"
2085             PKG_CHECK_MODULES([AMDGPU], [libdrm >= $LIBDRM_AMDGPU_REQUIRED libdrm_amdgpu >= $LIBDRM_AMDGPU_REQUIRED])
2086             radeon_llvm_check $LLVM_REQUIRED_RADV "radv"
2087             require_x11_dri3 "radv"
2088             HAVE_RADEON_VULKAN=yes
2089             ;;
2090         *)
2091             AC_MSG_ERROR([Vulkan driver '$driver' does not exist])
2092             ;;
2093         esac
2094     done
2095     VULKAN_DRIVERS=`echo $VULKAN_DRIVERS|tr " " "\n"|sort -u|tr "\n" " "`
2096 fi
2097
2098
2099 DEFINES="$DEFINES -DENABLE_SHADER_CACHE"
2100 AM_CONDITIONAL(NEED_MEGADRIVER, test -n "$DRI_DIRS")
2101 AM_CONDITIONAL(NEED_LIBMESA, test "x$enable_glx" = xxlib -o \
2102                                   "x$enable_osmesa" = xyes -o \
2103                                   -n "$DRI_DIRS")
2104
2105 dnl
2106 dnl OSMesa configuration
2107 dnl
2108
2109 dnl Configure the channel bits for OSMesa (libOSMesa, libOSMesa16, ...)
2110 AC_ARG_WITH([osmesa-bits],
2111     [AS_HELP_STRING([--with-osmesa-bits=BITS],
2112         [OSMesa channel bits and library name: 8, 16, 32 @<:@default=8@:>@])],
2113     [osmesa_bits="$withval"],
2114     [osmesa_bits=8])
2115 if test "x$osmesa_bits" != x8; then
2116     if test "x$enable_dri" = xyes -o "x$enable_glx" != xno; then
2117         AC_MSG_WARN([Ignoring OSMesa channel bits because of non-OSMesa driver])
2118         osmesa_bits=8
2119     fi
2120 fi
2121 case "x$osmesa_bits" in
2122 x8)
2123     OSMESA_LIB="${OSMESA_LIB}"
2124     ;;
2125 x16|x32)
2126     OSMESA_LIB="${OSMESA_LIB}$osmesa_bits"
2127     DEFINES="$DEFINES -DCHAN_BITS=$osmesa_bits -DDEFAULT_SOFTWARE_DEPTH_BITS=31"
2128     ;;
2129 *)
2130     AC_MSG_ERROR([OSMesa bits '$osmesa_bits' is not a valid option])
2131     ;;
2132 esac
2133
2134 if test "x$enable_osmesa" = xyes -o "x$enable_gallium_osmesa" = xyes; then
2135     # only link libraries with osmesa if shared
2136     if test "$enable_static" = no; then
2137         OSMESA_LIB_DEPS="-lm $PTHREAD_LIBS $SELINUX_LIBS $DLOPEN_LIBS"
2138     else
2139         OSMESA_LIB_DEPS=""
2140     fi
2141     OSMESA_PC_LIB_PRIV="-lm $PTHREAD_LIBS $SELINUX_LIBS $DLOPEN_LIBS"
2142 fi
2143
2144 AC_SUBST([OSMESA_LIB_DEPS])
2145 AC_SUBST([OSMESA_PC_REQ])
2146 AC_SUBST([OSMESA_PC_LIB_PRIV])
2147
2148 dnl
2149 dnl gbm configuration
2150 dnl
2151 if test "x$enable_gbm" = xyes; then
2152     require_dri_shared_libs_and_glapi "gbm"
2153 fi
2154 AM_CONDITIONAL(HAVE_GBM, test "x$enable_gbm" = xyes)
2155 # FINISHME: GBM has a number of dependencies which we should add below
2156 GBM_PC_REQ_PRIV=""
2157 GBM_PC_LIB_PRIV="$DLOPEN_LIBS"
2158 AC_SUBST([GBM_PC_REQ_PRIV])
2159 AC_SUBST([GBM_PC_LIB_PRIV])
2160
2161 dnl
2162 dnl EGL configuration
2163 dnl
2164
2165 if test "x$enable_egl" = xyes; then
2166     EGL_LIB_DEPS="$DLOPEN_LIBS $SELINUX_LIBS $PTHREAD_LIBS"
2167
2168     AC_CHECK_FUNC(mincore, [DEFINES="$DEFINES -DHAVE_MINCORE"])
2169
2170     require_dri_shared_libs_and_glapi "egl"
2171 fi
2172 AM_CONDITIONAL(HAVE_EGL, test "x$enable_egl" = xyes)
2173 AC_SUBST([EGL_LIB_DEPS])
2174
2175 gallium_st="mesa"
2176
2177 dnl
2178 dnl XA configuration
2179 dnl
2180 if test "x$enable_xa" = xyes; then
2181     if test "x$with_gallium_drivers" = xswrast; then
2182        AC_MSG_ERROR([
2183           Building xa requires at least one non swrast gallium driver.
2184           If you are looking to use libxatracker.so with the VMware driver,
2185           make sure to include svga in the gallium drivers list, apart from
2186           enabling XA.
2187           Example: ./configure --enable-xa --with-gallium-drivers=svga...])
2188     fi
2189     gallium_st="$gallium_st xa"
2190 fi
2191 AM_CONDITIONAL(HAVE_ST_XA, test "x$enable_xa" = xyes)
2192
2193 if echo $platforms | grep -q "x11"; then
2194     have_xvmc_platform=yes
2195 else
2196     have_xvmc_platform=no
2197 fi
2198
2199 if echo $platforms | grep -q "x11"; then
2200     have_vdpau_platform=yes
2201 else
2202     have_vdpau_platform=no
2203 fi
2204
2205 if echo $platforms | grep -q "x11\|drm"; then
2206     have_omx_platform=yes
2207 else
2208     have_omx_platform=no
2209 fi
2210
2211 if echo $platforms | grep -q "x11\|drm\|wayland"; then
2212     have_va_platform=yes
2213 else
2214     have_va_platform=no
2215 fi
2216
2217 dnl
2218 dnl Gallium G3DVL configuration
2219 dnl
2220 if test -n "$with_gallium_drivers" -a "x$with_gallium_drivers" != xswrast; then
2221     if test "x$enable_xvmc" = xauto -a "x$have_xvmc_platform" = xyes; then
2222         PKG_CHECK_EXISTS([xvmc >= $XVMC_REQUIRED], [enable_xvmc=yes], [enable_xvmc=no])
2223     fi
2224
2225     if test "x$enable_vdpau" = xauto -a "x$have_vdpau_platform" = xyes; then
2226         PKG_CHECK_EXISTS([vdpau >= $VDPAU_REQUIRED], [enable_vdpau=yes], [enable_vdpau=no])
2227     fi
2228
2229     if test "x$enable_omx_bellagio" = xauto -a "x$have_omx_platform" = xyes; then
2230         PKG_CHECK_EXISTS([libomxil-bellagio >= $LIBOMXIL_BELLAGIO_REQUIRED], [enable_omx_bellagio=yes], [enable_omx_bellagio=no])
2231     fi
2232
2233     if test "x$enable_omx_tizonia" = xauto -a "x$have_omx_platform" = xyes; then
2234        PKG_CHECK_EXISTS([libtizonia >= $LIBOMXIL_TIZONIA_REQUIRED], [enable_omx_tizonia=yes], [enable_omx_tizonia=no])
2235     fi
2236
2237     if test "x$enable_va" = xauto -a "x$have_va_platform" = xyes; then
2238         PKG_CHECK_EXISTS([libva >= $LIBVA_REQUIRED], [enable_va=yes], [enable_va=no])
2239     fi
2240 fi
2241
2242 if test "x$enable_dri" = xyes -o \
2243         "x$enable_xvmc" = xyes -o \
2244         "x$enable_vdpau" = xyes -o \
2245         "x$enable_omx_bellagio" = xyes -o \
2246         "x$enable_omx_tizonia" = xyes -o \
2247         "x$enable_va" = xyes; then
2248     need_gallium_vl=yes
2249 fi
2250 AM_CONDITIONAL(NEED_GALLIUM_VL, test "x$need_gallium_vl" = xyes)
2251
2252 if test "x$enable_xvmc" = xyes -o \
2253         "x$enable_vdpau" = xyes -o \
2254         "x$enable_omx_bellagio" = xyes -o \
2255         "x$enable_omx_tizonia" = xyes -o \
2256         "x$enable_va" = xyes; then
2257     if echo $platforms | grep -q "x11"; then
2258         PKG_CHECK_MODULES([VL], [x11-xcb xcb xcb-dri2 >= $XCBDRI2_REQUIRED])
2259     fi
2260     need_gallium_vl_winsys=yes
2261 fi
2262 AM_CONDITIONAL(NEED_GALLIUM_VL_WINSYS, test "x$need_gallium_vl_winsys" = xyes)
2263
2264 if test "x$enable_xvmc" = xyes; then
2265     if test "x$have_xvmc_platform" != xyes; then
2266         AC_MSG_ERROR([XVMC requires the x11 platforms])
2267     fi
2268     PKG_CHECK_MODULES([XVMC], [xvmc >= $XVMC_REQUIRED])
2269     gallium_st="$gallium_st xvmc"
2270 fi
2271 AM_CONDITIONAL(HAVE_ST_XVMC, test "x$enable_xvmc" = xyes)
2272
2273 if test "x$enable_vdpau" = xyes; then
2274     if test "x$have_vdpau_platform" != xyes; then
2275         AC_MSG_ERROR([VDPAU requires the x11 platforms])
2276     fi
2277     PKG_CHECK_MODULES([VDPAU], [vdpau >= $VDPAU_REQUIRED])
2278     gallium_st="$gallium_st vdpau"
2279     DEFINES="$DEFINES -DHAVE_ST_VDPAU"
2280 fi
2281 AM_CONDITIONAL(HAVE_ST_VDPAU, test "x$enable_vdpau" = xyes)
2282
2283 if test "x$enable_omx_bellagio" = xyes; then
2284     if test "x$have_omx_platform" != xyes; then
2285         AC_MSG_ERROR([OMX requires at least one of the x11 or drm platforms])
2286     fi
2287     PKG_CHECK_MODULES([OMX_BELLAGIO], [libomxil-bellagio >= $LIBOMXIL_BELLAGIO_REQUIRED])
2288     gallium_st="$gallium_st omx_bellagio"
2289     AC_DEFINE([ENABLE_ST_OMX_BELLAGIO], 1, [Use Bellagio for OMX IL])
2290 else
2291     AC_DEFINE([ENABLE_ST_OMX_BELLAGIO], 0)
2292 fi
2293 AM_CONDITIONAL(HAVE_ST_OMX_BELLAGIO, test "x$enable_omx_bellagio" = xyes)
2294
2295 if test "x$enable_omx_tizonia" = xyes; then
2296     if test "x$have_omx_platform" != xyes; then
2297         AC_MSG_ERROR([OMX requires at least one of the x11 or drm platforms])
2298     fi
2299     PKG_CHECK_MODULES([OMX_TIZONIA],
2300                       [libtizonia >= $LIBOMXIL_TIZONIA_REQUIRED
2301                        tizilheaders >= $LIBOMXIL_TIZONIA_REQUIRED
2302                        libtizplatform >= $LIBOMXIL_TIZONIA_REQUIRED])
2303     gallium_st="$gallium_st omx_tizonia"
2304     AC_DEFINE([ENABLE_ST_OMX_TIZONIA], 1, [Use Tizoina for OMX IL])
2305 else
2306     AC_DEFINE([ENABLE_ST_OMX_TIZONIA], 0)
2307 fi
2308 AM_CONDITIONAL(HAVE_ST_OMX_TIZONIA, test "x$enable_omx_tizonia" = xyes)
2309
2310 if test "x$enable_va" = xyes; then
2311     if test "x$have_va_platform" != xyes; then
2312         AC_MSG_ERROR([VA requires at least one of the x11 drm or wayland platforms])
2313     fi
2314     PKG_CHECK_MODULES([VA], [libva >= $LIBVA_REQUIRED])
2315     gallium_st="$gallium_st va"
2316 fi
2317 AM_CONDITIONAL(HAVE_ST_VA, test "x$enable_va" = xyes)
2318
2319 dnl
2320 dnl Nine Direct3D9 configuration
2321 dnl
2322 if test "x$enable_nine" = xyes; then
2323     if ! echo "$with_gallium_drivers" | grep -q 'swrast'; then
2324         AC_MSG_ERROR([nine requires the gallium swrast driver])
2325     fi
2326     if test "x$with_gallium_drivers" = xswrast; then
2327         AC_MSG_ERROR([nine requires at least one non-swrast gallium driver])
2328     fi
2329     if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 6; then
2330         AC_MSG_ERROR([gcc >= 4.6 is required to build nine])
2331     fi
2332
2333     if test "x$enable_dri3" = xno; then
2334         AC_MSG_WARN([using nine together with wine requires DRI3 enabled system])
2335     fi
2336
2337     gallium_st="$gallium_st nine"
2338 fi
2339 AM_CONDITIONAL(HAVE_ST_NINE, test "x$enable_nine" = xyes)
2340
2341 dnl
2342 dnl OpenCL configuration
2343 dnl
2344
2345 AC_ARG_WITH([clang-libdir],
2346    [AS_HELP_STRING([--with-clang-libdir],
2347          [Path to Clang libraries @<:@default=llvm-config --libdir@:>@])],
2348    [CLANG_LIBDIR="$withval"],
2349    [CLANG_LIBDIR=''])
2350
2351 PKG_CHECK_EXISTS([libclc], [have_libclc=yes], [have_libclc=no])
2352
2353 if test "x$enable_opencl" = xyes; then
2354     if test -z "$with_gallium_drivers"; then
2355         AC_MSG_ERROR([cannot enable OpenCL without Gallium])
2356     fi
2357
2358     if test "x$HAVE_CXX11" != "xyes"; then
2359        AC_MSG_ERROR([clover requires c++11 support])
2360     fi
2361
2362     if test "x$have_libclc" = xno; then
2363         AC_MSG_ERROR([pkg-config cannot find libclc.pc which is required to build clover.
2364                     Make sure the directory containing libclc.pc is specified in your
2365                     PKG_CONFIG_PATH environment variable.
2366                     By default libclc.pc is installed to /usr/local/share/pkgconfig/])
2367     else
2368         LIBCLC_INCLUDEDIR=`$PKG_CONFIG --variable=includedir libclc`
2369         LIBCLC_LIBEXECDIR=`$PKG_CONFIG --variable=libexecdir libclc`
2370         AC_SUBST([LIBCLC_INCLUDEDIR])
2371         AC_SUBST([LIBCLC_LIBEXECDIR])
2372     fi
2373
2374     gallium_st="$gallium_st clover"
2375
2376     if test "x$enable_opencl_icd" = xyes; then
2377         OPENCL_LIBNAME="MesaOpenCL"
2378     else
2379         OPENCL_LIBNAME="OpenCL"
2380     fi
2381
2382     if test "x$have_libelf" != xyes; then
2383        AC_MSG_ERROR([Clover requires libelf])
2384     fi
2385
2386     if test "x${ac_cv_cxx_compiler_gnu}" = xyes; then
2387         altivec_enabled=no
2388         AC_COMPILE_IFELSE([AC_LANG_SOURCE([
2389         #if !defined(__VEC__) || !defined(__ALTIVEC__)
2390         #error "AltiVec not enabled"
2391         #endif
2392         ])], altivec_enabled=yes)
2393
2394         if test "$altivec_enabled" = yes; then
2395             CLOVER_STD_OVERRIDE="-std=gnu++11"
2396         fi
2397         AC_SUBST([CLOVER_STD_OVERRIDE])
2398     fi
2399
2400     llvm_require_version $LLVM_REQUIRED_OPENCL "opencl"
2401
2402     llvm_add_default_components "opencl"
2403     llvm_add_component "all-targets" "opencl"
2404     llvm_add_component "coverage" "opencl"
2405     llvm_add_component "linker" "opencl"
2406     llvm_add_component "instrumentation" "opencl"
2407     llvm_add_component "ipo" "opencl"
2408     llvm_add_component "irreader" "opencl"
2409     llvm_add_component "lto" "opencl"
2410     llvm_add_component "option" "opencl"
2411     llvm_add_component "objcarcopts" "opencl"
2412     llvm_add_component "profiledata" "opencl"
2413     llvm_add_optional_component "coroutines" "opencl"
2414
2415     dnl Check for Clang internal headers
2416     if test -z "$CLANG_LIBDIR"; then
2417         CLANG_LIBDIR=${LLVM_LIBDIR}
2418     fi
2419     CLANG_RESOURCE_DIR=$CLANG_LIBDIR/clang/${LLVM_VERSION}
2420     AS_IF([test ! -f "$CLANG_RESOURCE_DIR/include/stddef.h"],
2421         [AC_MSG_ERROR([Could not find clang internal header stddef.h in $CLANG_RESOURCE_DIR Use --with-clang-libdir to specify the correct path to the clang libraries.])])
2422 fi
2423 AM_CONDITIONAL(HAVE_CLOVER, test "x$enable_opencl" = xyes)
2424 AM_CONDITIONAL(HAVE_CLOVER_ICD, test "x$enable_opencl_icd" = xyes)
2425 AC_SUBST([OPENCL_LIBNAME])
2426 AC_SUBST([CLANG_RESOURCE_DIR])
2427
2428 dnl
2429 dnl Gallium configuration
2430 dnl
2431 AM_CONDITIONAL(HAVE_GALLIUM, test -n "$with_gallium_drivers")
2432
2433 # libEGL wants to default to the first platform specified in
2434 # ./configure.  parse that here.
2435 if test "x$platforms" != "x"; then
2436     FIRST_PLATFORM_CAPS=`echo $platforms | sed 's| .*||' | tr '[[a-z]]' '[[A-Z]]'`
2437     EGL_NATIVE_PLATFORM="_EGL_PLATFORM_$FIRST_PLATFORM_CAPS"
2438 else
2439     EGL_NATIVE_PLATFORM="_EGL_INVALID_PLATFORM"
2440 fi
2441
2442 AC_SUBST([EGL_NATIVE_PLATFORM])
2443 AC_SUBST([EGL_CFLAGS])
2444
2445 # If we don't have the X11 platform, set this define so we don't try to include
2446 # the X11 headers.
2447 if ! echo "$platforms" | grep -q 'x11'; then
2448     DEFINES="$DEFINES -DMESA_EGL_NO_X11_HEADERS"
2449     GL_PC_CFLAGS="$GL_PC_CFLAGS -DMESA_EGL_NO_X11_HEADERS"
2450 fi
2451
2452 dnl Directory for XVMC libs
2453 AC_ARG_WITH([xvmc-libdir],
2454     [AS_HELP_STRING([--with-xvmc-libdir=DIR],
2455         [directory for the XVMC libraries @<:@default=${libdir}@:>@])],
2456     [XVMC_LIB_INSTALL_DIR="$withval"],
2457     [XVMC_LIB_INSTALL_DIR='${libdir}'])
2458 AC_SUBST([XVMC_LIB_INSTALL_DIR])
2459
2460 dnl
2461 dnl Gallium Tests
2462 dnl
2463 AM_CONDITIONAL(HAVE_GALLIUM_TESTS, test "x$enable_gallium_tests" = xyes)
2464
2465 dnl Directory for VDPAU libs
2466 AC_ARG_WITH([vdpau-libdir],
2467     [AS_HELP_STRING([--with-vdpau-libdir=DIR],
2468         [directory for the VDPAU libraries @<:@default=${libdir}/vdpau@:>@])],
2469     [VDPAU_LIB_INSTALL_DIR="$withval"],
2470     [VDPAU_LIB_INSTALL_DIR='${libdir}/vdpau'])
2471 AC_SUBST([VDPAU_LIB_INSTALL_DIR])
2472
2473 dnl Directory for OMX_BELLAGIO libs
2474
2475 AC_ARG_WITH([omx-bellagio-libdir],
2476     [AS_HELP_STRING([--with-omx-bellagio-libdir=DIR],
2477         [directory for the OMX_BELLAGIO libraries])],
2478     [OMX_BELLAGIO_LIB_INSTALL_DIR="$withval"],
2479     [OMX_BELLAGIO_LIB_INSTALL_DIR=`$PKG_CONFIG --exists libomxil-bellagio && \
2480                                    $PKG_CONFIG --define-variable=libdir=\$libdir --variable=pluginsdir libomxil-bellagio`])
2481 AC_SUBST([OMX_BELLAGIO_LIB_INSTALL_DIR])
2482
2483 dnl Directory for OMX_TIZONIA libs
2484
2485 AC_ARG_WITH([omx-tizonia-libdir],
2486     [AS_HELP_STRING([--with-omx-tizonia-libdir=DIR],
2487         [directory for the OMX_TIZONIA libraries])],
2488     [OMX_TIZONIA_LIB_INSTALL_DIR="$withval"],
2489     [OMX_TIZONIA_LIB_INSTALL_DIR=`$PKG_CONFIG --define-variable=libdir=\$libdir --variable=pluginsdir libtizcore`])
2490 AC_SUBST([OMX_TIZONIA_LIB_INSTALL_DIR])
2491
2492 dnl Directory for VA libs
2493
2494 AC_ARG_WITH([va-libdir],
2495     [AS_HELP_STRING([--with-va-libdir=DIR],
2496         [directory for the VA libraries @<:@${libdir}/dri@:>@])],
2497     [VA_LIB_INSTALL_DIR="$withval"],
2498     [VA_LIB_INSTALL_DIR="${libdir}/dri"])
2499 AC_SUBST([VA_LIB_INSTALL_DIR])
2500
2501 AC_ARG_WITH([d3d-libdir],
2502     [AS_HELP_STRING([--with-d3d-libdir=DIR],
2503         [directory for the D3D modules @<:@${libdir}/d3d@:>@])],
2504     [D3D_DRIVER_INSTALL_DIR="$withval"],
2505     [D3D_DRIVER_INSTALL_DIR="${libdir}/d3d"])
2506 AC_SUBST([D3D_DRIVER_INSTALL_DIR])
2507
2508 dnl Architectures to build SWR library for
2509
2510 AC_ARG_WITH([swr-archs],
2511     [AS_HELP_STRING([--with-swr-archs@<:@=DIRS...@:>@],
2512         [comma delimited swr architectures list, e.g.
2513         "avx,avx2,knl,skx" @<:@default="avx,avx2"@:>@])],
2514     [with_swr_archs="$withval"],
2515     [with_swr_archs="avx,avx2"])
2516
2517 dnl
2518 dnl r300 doesn't strictly require LLVM, but for performance reasons we
2519 dnl highly recommend LLVM usage. So require it at least on x86 and x86_64
2520 dnl architectures.
2521 dnl
2522 r300_require_llvm() {
2523     case "$host" in *gnux32) return;; esac
2524     case "$host_cpu" in
2525     i*86|x86_64|amd64) require_llvm $1
2526         ;;
2527     esac
2528 }
2529
2530 dnl
2531 dnl DRM is needed by X, Wayland, and offscreen rendering.
2532 dnl Surfaceless is an alternative for the last one.
2533 dnl
2534 require_basic_egl() {
2535     case "$with_platforms" in
2536         *drm*|*surfaceless*|*android*)
2537             ;;
2538         *)
2539             AC_MSG_ERROR([$1 requires one of these:
2540                   1) --with-platforms=drm (X, Wayland, offscreen rendering based on DRM)
2541                   2) --with-platforms=surfaceless (offscreen only)
2542                   3) --with-platforms=android (Android only)
2543                   Recommended options: drm,x11])
2544             ;;
2545     esac
2546 }
2547
2548 swr_require_cxx_feature_flags() {
2549     feature_name="$1"
2550     preprocessor_test="$2"
2551     option_list="$3"
2552     output_var="$4"
2553
2554     AC_MSG_CHECKING([whether $CXX supports $feature_name])
2555     AC_LANG_PUSH([C++])
2556     save_CXXFLAGS="$CXXFLAGS"
2557     save_IFS="$IFS"
2558     IFS=","
2559     found=0
2560     for opts in $option_list
2561     do
2562         unset IFS
2563         CXXFLAGS="$opts $save_CXXFLAGS"
2564         AC_COMPILE_IFELSE(
2565             [AC_LANG_PROGRAM(
2566                 [   #if !($preprocessor_test)
2567                     #error
2568                     #endif
2569                 ])],
2570             [found=1; break],
2571             [])
2572         IFS=","
2573     done
2574     IFS="$save_IFS"
2575     CXXFLAGS="$save_CXXFLAGS"
2576     AC_LANG_POP([C++])
2577     if test $found -eq 1; then
2578         AC_MSG_RESULT([$opts])
2579         eval "$output_var=\$opts"
2580         return 0
2581     fi
2582     AC_MSG_RESULT([no])
2583     AC_MSG_ERROR([swr requires $feature_name support])
2584     return 1
2585 }
2586
2587 dnl Duplicates in GALLIUM_DRIVERS_DIRS are removed by sorting it after this block
2588 if test -n "$with_gallium_drivers"; then
2589     gallium_drivers=`IFS=', '; echo $with_gallium_drivers`
2590     for driver in $gallium_drivers; do
2591         case "x$driver" in
2592         xsvga)
2593             HAVE_GALLIUM_SVGA=yes
2594             require_libdrm "svga"
2595             ;;
2596         xi915)
2597             HAVE_GALLIUM_I915=yes
2598             PKG_CHECK_MODULES([I915], [libdrm >= $LIBDRM_INTEL_REQUIRED libdrm_intel >= $LIBDRM_INTEL_REQUIRED])
2599             require_libdrm "Gallium i915"
2600             ;;
2601         xr300)
2602             HAVE_GALLIUM_R300=yes
2603             PKG_CHECK_MODULES([RADEON], [libdrm >= $LIBDRM_RADEON_REQUIRED libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
2604             require_libdrm "r300"
2605             r300_require_llvm "r300"
2606             ;;
2607         xr600)
2608             HAVE_GALLIUM_R600=yes
2609             PKG_CHECK_MODULES([RADEON], [libdrm >= $LIBDRM_RADEON_REQUIRED libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
2610             require_libdrm "r600"
2611             if test "x$enable_llvm" = xyes; then
2612                 radeon_llvm_check $LLVM_REQUIRED_R600 "r600"
2613
2614                 llvm_add_component "asmparser" "r600"
2615                 llvm_add_component "bitreader" "r600"
2616             fi
2617             ;;
2618         xradeonsi)
2619             HAVE_GALLIUM_RADEONSI=yes
2620             PKG_CHECK_MODULES([RADEON], [libdrm >= $LIBDRM_RADEON_REQUIRED libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
2621             PKG_CHECK_MODULES([AMDGPU], [libdrm >= $LIBDRM_AMDGPU_REQUIRED libdrm_amdgpu >= $LIBDRM_AMDGPU_REQUIRED])
2622             require_libdrm "radeonsi"
2623             radeon_llvm_check $LLVM_REQUIRED_RADEONSI "radeonsi"
2624             if test "x$enable_egl" = xyes; then
2625                 require_basic_egl "radeonsi"
2626             fi
2627             ;;
2628         xnouveau)
2629             HAVE_GALLIUM_NOUVEAU=yes
2630             PKG_CHECK_MODULES([NOUVEAU], [libdrm >= $LIBDRM_NOUVEAU_REQUIRED libdrm_nouveau >= $LIBDRM_NOUVEAU_REQUIRED])
2631             require_libdrm "nouveau"
2632             ;;
2633         xfreedreno)
2634             HAVE_GALLIUM_FREEDRENO=yes
2635             PKG_CHECK_MODULES([FREEDRENO], [libdrm >= $LIBDRM_FREEDRENO_REQUIRED libdrm_freedreno >= $LIBDRM_FREEDRENO_REQUIRED])
2636             require_libdrm "freedreno"
2637             ;;
2638         xetnaviv)
2639             HAVE_GALLIUM_ETNAVIV=yes
2640             PKG_CHECK_MODULES([ETNAVIV], [libdrm >= $LIBDRM_ETNAVIV_REQUIRED libdrm_etnaviv >= $LIBDRM_ETNAVIV_REQUIRED])
2641             require_libdrm "etnaviv"
2642             ;;
2643        ximx)
2644             HAVE_GALLIUM_IMX=yes
2645             ;;
2646         xtegra)
2647             HAVE_GALLIUM_TEGRA=yes
2648             require_libdrm "tegra"
2649             ;;
2650         xswrast)
2651             HAVE_GALLIUM_SOFTPIPE=yes
2652             if test "x$enable_llvm" = xyes; then
2653                 HAVE_GALLIUM_LLVMPIPE=yes
2654             fi
2655             ;;
2656         xswr)
2657             llvm_require_version $LLVM_REQUIRED_SWR "swr"
2658
2659             if test "x$HAVE_CXX11" != "xyes"; then
2660                 AC_MSG_ERROR([swr requires c++11 support])
2661             fi
2662
2663             swr_require_cxx_feature_flags "AVX" "defined(__AVX__)" \
2664                 ",-target-cpu=sandybridge,-mavx,-march=core-avx,-tp=sandybridge" \
2665                 SWR_AVX_CXXFLAGS
2666             AC_SUBST([SWR_AVX_CXXFLAGS])
2667
2668             swr_archs=`IFS=', '; echo $with_swr_archs`
2669             for arch in $swr_archs; do
2670                 case "x$arch" in
2671                 xavx)
2672                     HAVE_SWR_AVX=yes
2673                     ;;
2674                 xavx2)
2675                     swr_require_cxx_feature_flags "AVX2" "defined(__AVX2__)" \
2676                         ",-target-cpu=haswell,-mavx2 -mfma -mbmi2 -mf16c,-march=core-avx2,-tp=haswell" \
2677                         SWR_AVX2_CXXFLAGS
2678                     AC_SUBST([SWR_AVX2_CXXFLAGS])
2679                     HAVE_SWR_AVX2=yes
2680                     ;;
2681                 xknl)
2682                     swr_require_cxx_feature_flags "KNL" "defined(__AVX512F__) && defined(__AVX512ER__)" \
2683                         ",-target-cpu=mic-knl,-march=knl,-xMIC-AVX512" \
2684                         SWR_KNL_CXXFLAGS
2685                     AC_SUBST([SWR_KNL_CXXFLAGS])
2686                     HAVE_SWR_KNL=yes
2687                     ;;
2688                 xskx)
2689                     swr_require_cxx_feature_flags "SKX" "defined(__AVX512F__) && defined(__AVX512BW__)" \
2690                         ",-target-cpu=x86-skylake,-march=skylake-avx512,-xCORE-AVX512" \
2691                         SWR_SKX_CXXFLAGS
2692                     AC_SUBST([SWR_SKX_CXXFLAGS])
2693                     HAVE_SWR_SKX=yes
2694                     ;;
2695                 *)
2696                     AC_MSG_ERROR([unknown SWR build architecture '$arch'])
2697                     ;;
2698                 esac
2699             done
2700
2701             if test "x$HAVE_SWR_AVX" != xyes -a \
2702                     "x$HAVE_SWR_AVX2" != xyes -a \
2703                     "x$HAVE_SWR_KNL" != xyes -a \
2704                     "x$HAVE_SWR_SKX" != xyes; then
2705                AC_MSG_ERROR([swr enabled but no swr architectures selected])
2706             fi
2707
2708             # test if more than one swr arch configured
2709             if test `echo $swr_archs | wc -w` -eq 1; then
2710                 HAVE_SWR_BUILTIN=yes
2711             fi
2712
2713             HAVE_GALLIUM_SWR=yes
2714             ;;
2715         xvc4)
2716             HAVE_GALLIUM_VC4=yes
2717             require_libdrm "vc4"
2718
2719             PKG_CHECK_MODULES([SIMPENROSE], [simpenrose],
2720                               [USE_VC4_SIMULATOR=yes;
2721                                DEFINES="$DEFINES -DUSE_VC4_SIMULATOR"],
2722                               [USE_VC4_SIMULATOR=no])
2723             ;;
2724         xvc5)
2725             HAVE_GALLIUM_VC5=yes
2726
2727             PKG_CHECK_MODULES([VC5_SIMULATOR], [v3dv3],
2728                               [USE_VC5_SIMULATOR=yes;
2729                                DEFINES="$DEFINES -DUSE_VC5_SIMULATOR"],
2730                               [AC_MSG_ERROR([vc5 requires the simulator])])
2731             ;;
2732         xpl111)
2733             HAVE_GALLIUM_PL111=yes
2734             ;;
2735         xvirgl)
2736             HAVE_GALLIUM_VIRGL=yes
2737             require_libdrm "virgl"
2738             if test "x$enable_egl" = xyes; then
2739                 require_basic_egl "virgl"
2740             fi
2741             ;;
2742         *)
2743             AC_MSG_ERROR([Unknown Gallium driver: $driver])
2744             ;;
2745         esac
2746     done
2747 fi
2748
2749 # XXX: Keep in sync with LLVM_REQUIRED_SWR
2750 AM_CONDITIONAL(SWR_INVALID_LLVM_VERSION, test "x$LLVM_VERSION" != x4.0.0 -a \
2751                                               "x$LLVM_VERSION" != x4.0.1)
2752
2753 if test "x$enable_llvm" = "xyes" -a "$with_gallium_drivers"; then
2754     llvm_require_version $LLVM_REQUIRED_GALLIUM "gallium"
2755     llvm_add_default_components "gallium"
2756 fi
2757
2758 AM_CONDITIONAL(HAVE_SWR_AVX, test "x$HAVE_SWR_AVX" = xyes)
2759 AM_CONDITIONAL(HAVE_SWR_AVX2, test "x$HAVE_SWR_AVX2" = xyes)
2760 AM_CONDITIONAL(HAVE_SWR_KNL, test "x$HAVE_SWR_KNL" = xyes)
2761 AM_CONDITIONAL(HAVE_SWR_SKX, test "x$HAVE_SWR_SKX" = xyes)
2762 AM_CONDITIONAL(HAVE_SWR_BUILTIN, test "x$HAVE_SWR_BUILTIN" = xyes)
2763
2764 dnl We need to validate some needed dependencies for renderonly drivers.
2765
2766 if test "x$HAVE_GALLIUM_ETNAVIV" != xyes -a "x$HAVE_GALLIUM_IMX" = xyes  ; then
2767     AC_MSG_ERROR([Building with imx requires etnaviv])
2768 fi
2769
2770 if test "x$HAVE_GALLIUM_VC4" != xyes -a "x$HAVE_GALLIUM_PL111" = xyes  ; then
2771     AC_MSG_ERROR([Building with pl111 requires vc4])
2772 fi
2773
2774 if test "x$HAVE_GALLIUM_NOUVEAU" != xyes -a "x$HAVE_GALLIUM_TEGRA" = xyes; then
2775     AC_MSG_ERROR([Building with tegra requires nouveau])
2776 fi
2777
2778 detect_old_buggy_llvm() {
2779     dnl llvm-config may not give the right answer when llvm is a built as a
2780     dnl single shared library, so we must work the library name out for
2781     dnl ourselves.
2782     dnl (See https://llvm.org/bugs/show_bug.cgi?id=6823)
2783     dnl We can't use $LLVM_VERSION because it has 'svn' stripped out,
2784     LLVM_SO_NAME=LLVM-`$LLVM_CONFIG --version`
2785     AS_IF([test -f "$LLVM_LIBDIR/lib$LLVM_SO_NAME.$IMP_LIB_EXT"], [llvm_have_one_so=yes])
2786
2787     if test "x$llvm_have_one_so" = xyes; then
2788         dnl LLVM was built using auto*, so there is only one shared object.
2789         LLVM_LIBS="-l$LLVM_SO_NAME"
2790     else
2791         dnl If LLVM was built with CMake, there will be one shared object per
2792         dnl component.
2793         AS_IF([test ! -f "$LLVM_LIBDIR/libLLVMTarget.$IMP_LIB_EXT"],
2794                [AC_MSG_ERROR([Could not find llvm shared libraries:
2795                 Please make sure you have built llvm with the --enable-shared option
2796                 and that your llvm libraries are installed in $LLVM_LIBDIR
2797                 If you have installed your llvm libraries to a different directory you
2798                 can use the --with-llvm-prefix= configure flag to specify this directory.
2799                 NOTE: Mesa is attempting to use llvm shared libraries by default.
2800                 If you do not want to build with llvm shared libraries and instead want to
2801                 use llvm static libraries then add --disable-llvm-shared-libs to your configure
2802                 invocation and rebuild.])])
2803
2804         dnl We don't need to update LLVM_LIBS in this case because the LLVM
2805         dnl install uses a shared object for each component and we have
2806         dnl already added all of these objects to LLVM_LIBS.
2807     fi
2808 }
2809
2810 dnl
2811 dnl Set defines and buildtime variables only when using LLVM.
2812 dnl
2813 if test "x$enable_llvm" = xyes; then
2814     DEFINES="${DEFINES} -DHAVE_LLVM=0x0$LLVM_VERSION_INT -DMESA_LLVM_VERSION_PATCH=$LLVM_VERSION_PATCH"
2815
2816     LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
2817     LLVM_CFLAGS=$LLVM_CPPFLAGS   # CPPFLAGS seem to be sufficient
2818     LLVM_CXXFLAGS=`strip_unwanted_llvm_flags "$LLVM_CONFIG --cxxflags"`
2819
2820     dnl Set LLVM_LIBS - This is done after the driver configuration so
2821     dnl that drivers can add additional components to LLVM_COMPONENTS.
2822     dnl Previously, gallium drivers were updating LLVM_LIBS directly
2823     dnl by calling llvm-config --libs ${DRIVER_LLVM_COMPONENTS}, but
2824     dnl this was causing the same libraries to be appear multiple times
2825     dnl in LLVM_LIBS.
2826
2827     if test $LLVM_VERSION_MAJOR -ge 4 -o $LLVM_VERSION_MAJOR -eq 3 -a $LLVM_VERSION_MINOR -ge 9; then
2828         if test "x$enable_llvm_shared_libs" = xyes; then
2829             LLVM_LIBS="`$LLVM_CONFIG --link-shared --libs ${LLVM_COMPONENTS}`"
2830         else
2831             dnl Invoking llvm-config with both -libs and --system-libs produces the
2832             dnl two separate lines - each for the set of libraries.
2833                 dnl Call the program twice, effectively folding them into a single line.
2834             LLVM_LIBS="`$LLVM_CONFIG --link-static --libs ${LLVM_COMPONENTS}`"
2835             dnl We need to link to llvm system libs when using static libs
2836             LLVM_LIBS="$LLVM_LIBS `$LLVM_CONFIG --link-static --system-libs`"
2837         fi
2838     else
2839         LLVM_LIBS="`$LLVM_CONFIG --libs ${LLVM_COMPONENTS}`"
2840         if test "x$enable_llvm_shared_libs" = xyes; then
2841             detect_old_buggy_llvm
2842         else
2843             AC_MSG_WARN([Building mesa with statically linked LLVM may cause compilation issues])
2844             dnl We need to link to llvm system libs when using static libs
2845             dnl However, only llvm 3.5+ provides --system-libs
2846             if test $LLVM_VERSION_MAJOR -ge 4 -o $LLVM_VERSION_MAJOR -eq 3 -a $LLVM_VERSION_MINOR -ge 5; then
2847                 LLVM_LIBS="$LLVM_LIBS `$LLVM_CONFIG --system-libs`"
2848             fi
2849         fi
2850     fi
2851
2852     dnl The gallium-xlib GLX and gallium OSMesa targets directly embed the
2853     dnl swr/llvmpipe driver into the final binary.  Adding LLVM_LIBS results in
2854     dnl the LLVM library propagated in the Libs.private of the respective .pc
2855     dnl file which ensures complete dependency information when statically
2856     dnl linking.
2857     if test "x$enable_glx" == xgallium-xlib; then
2858         GL_PC_LIB_PRIV="$GL_PC_LIB_PRIV $LLVM_LIBS"
2859     fi
2860     if test "x$enable_gallium_osmesa" = xyes; then
2861         OSMESA_PC_LIB_PRIV="$OSMESA_PC_LIB_PRIV $LLVM_LIBS"
2862     fi
2863 fi
2864
2865 AM_CONDITIONAL(HAVE_GALLIUM_SVGA, test "x$HAVE_GALLIUM_SVGA" = xyes)
2866 AM_CONDITIONAL(HAVE_GALLIUM_I915, test "x$HAVE_GALLIUM_I915" = xyes)
2867 AM_CONDITIONAL(HAVE_GALLIUM_PL111, test "x$HAVE_GALLIUM_PL111" = xyes)
2868 AM_CONDITIONAL(HAVE_GALLIUM_R300, test "x$HAVE_GALLIUM_R300" = xyes)
2869 AM_CONDITIONAL(HAVE_GALLIUM_R600, test "x$HAVE_GALLIUM_R600" = xyes)
2870 AM_CONDITIONAL(HAVE_GALLIUM_RADEONSI, test "x$HAVE_GALLIUM_RADEONSI" = xyes)
2871 AM_CONDITIONAL(HAVE_GALLIUM_NOUVEAU, test "x$HAVE_GALLIUM_NOUVEAU" = xyes)
2872 AM_CONDITIONAL(HAVE_GALLIUM_FREEDRENO, test "x$HAVE_GALLIUM_FREEDRENO" = xyes)
2873 AM_CONDITIONAL(HAVE_GALLIUM_ETNAVIV, test "x$HAVE_GALLIUM_ETNAVIV" = xyes)
2874 AM_CONDITIONAL(HAVE_GALLIUM_IMX, test "x$HAVE_GALLIUM_IMX" = xyes)
2875 AM_CONDITIONAL(HAVE_GALLIUM_TEGRA, test "x$HAVE_GALLIUM_TEGRA" = xyes)
2876 AM_CONDITIONAL(HAVE_GALLIUM_SOFTPIPE, test "x$HAVE_GALLIUM_SOFTPIPE" = xyes)
2877 AM_CONDITIONAL(HAVE_GALLIUM_LLVMPIPE, test "x$HAVE_GALLIUM_LLVMPIPE" = xyes)
2878 AM_CONDITIONAL(HAVE_GALLIUM_SWR, test "x$HAVE_GALLIUM_SWR" = xyes)
2879 AM_CONDITIONAL(HAVE_GALLIUM_SWRAST, test "x$HAVE_GALLIUM_SOFTPIPE" = xyes -o \
2880                                          "x$HAVE_GALLIUM_LLVMPIPE" = xyes -o \
2881                                          "x$HAVE_GALLIUM_SWR" = xyes)
2882 AM_CONDITIONAL(HAVE_GALLIUM_VC4, test "x$HAVE_GALLIUM_VC4" = xyes)
2883 AM_CONDITIONAL(HAVE_GALLIUM_VC5, test "x$HAVE_GALLIUM_VC5" = xyes)
2884 AM_CONDITIONAL(HAVE_GALLIUM_VIRGL, test "x$HAVE_GALLIUM_VIRGL" = xyes)
2885
2886 AM_CONDITIONAL(HAVE_GALLIUM_STATIC_TARGETS, test "x$enable_shared_pipe_drivers" = xno)
2887
2888 if test "x$enable_dri" = xyes; then
2889     GALLIUM_PIPE_LOADER_DEFINES="$GALLIUM_PIPE_LOADER_DEFINES -DHAVE_PIPE_LOADER_DRI"
2890 fi
2891
2892 if test "x$have_drisw_kms" = xyes; then
2893     GALLIUM_PIPE_LOADER_DEFINES="$GALLIUM_PIPE_LOADER_DEFINES -DHAVE_PIPE_LOADER_KMS"
2894 fi
2895 AC_SUBST([GALLIUM_PIPE_LOADER_DEFINES])
2896
2897 AM_CONDITIONAL(HAVE_I915_DRI, test x$HAVE_I915_DRI = xyes)
2898 AM_CONDITIONAL(HAVE_I965_DRI, test x$HAVE_I965_DRI = xyes)
2899 AM_CONDITIONAL(HAVE_NOUVEAU_DRI, test x$HAVE_NOUVEAU_DRI = xyes)
2900 AM_CONDITIONAL(HAVE_R200_DRI, test x$HAVE_R200_DRI = xyes)
2901 AM_CONDITIONAL(HAVE_RADEON_DRI, test x$HAVE_RADEON_DRI = xyes)
2902 AM_CONDITIONAL(HAVE_SWRAST_DRI, test x$HAVE_SWRAST_DRI = xyes)
2903
2904 AM_CONDITIONAL(HAVE_RADEON_VULKAN, test "x$HAVE_RADEON_VULKAN" = xyes)
2905 AM_CONDITIONAL(HAVE_INTEL_VULKAN, test "x$HAVE_INTEL_VULKAN" = xyes)
2906
2907 AM_CONDITIONAL(HAVE_AMD_DRIVERS, test "x$HAVE_GALLIUM_RADEONSI" = xyes -o \
2908                                       "x$HAVE_RADEON_VULKAN" = xyes)
2909
2910 AM_CONDITIONAL(HAVE_BROADCOM_DRIVERS, test "x$HAVE_GALLIUM_VC4" = xyes -o \
2911                                       "x$HAVE_GALLIUM_VC5" = xyes)
2912
2913 AM_CONDITIONAL(HAVE_INTEL_DRIVERS, test "x$HAVE_INTEL_VULKAN" = xyes -o \
2914                                         "x$HAVE_I965_DRI" = xyes)
2915
2916 AM_CONDITIONAL(NEED_RADEON_DRM_WINSYS, test "x$HAVE_GALLIUM_R300" = xyes -o \
2917                                             "x$HAVE_GALLIUM_R600" = xyes -o \
2918                                             "x$HAVE_GALLIUM_RADEONSI" = xyes)
2919 AM_CONDITIONAL(NEED_WINSYS_XLIB, test "x$enable_glx" = xgallium-xlib)
2920 AM_CONDITIONAL(HAVE_GALLIUM_COMPUTE, test x$enable_opencl = xyes)
2921 AM_CONDITIONAL(HAVE_GALLIUM_LLVM, test "x$enable_llvm" = xyes)
2922 AM_CONDITIONAL(USE_VC4_SIMULATOR, test x$USE_VC4_SIMULATOR = xyes)
2923 AM_CONDITIONAL(USE_VC5_SIMULATOR, test x$USE_VC5_SIMULATOR = xyes)
2924
2925 AM_CONDITIONAL(HAVE_LIBDRM, test "x$have_libdrm" = xyes)
2926 AM_CONDITIONAL(HAVE_OSMESA, test "x$enable_osmesa" = xyes)
2927 AM_CONDITIONAL(HAVE_GALLIUM_OSMESA, test "x$enable_gallium_osmesa" = xyes)
2928 AM_CONDITIONAL(HAVE_COMMON_OSMESA, test "x$enable_osmesa" = xyes -o \
2929                                         "x$enable_gallium_osmesa" = xyes)
2930
2931 AM_CONDITIONAL(HAVE_X86_ASM, test "x$asm_arch" = xx86 -o "x$asm_arch" = xx86_64)
2932 AM_CONDITIONAL(HAVE_X86_64_ASM, test "x$asm_arch" = xx86_64)
2933 AM_CONDITIONAL(HAVE_SPARC_ASM, test "x$asm_arch" = xsparc)
2934 AM_CONDITIONAL(HAVE_PPC64LE_ASM, test "x$asm_arch" = xppc64le)
2935 AM_CONDITIONAL(HAVE_AARCH64_ASM, test "x$asm_arch" = xaarch64)
2936 AM_CONDITIONAL(HAVE_ARM_ASM, test "x$asm_arch" = xarm)
2937
2938 AC_SUBST([NINE_MAJOR], 1)
2939 AC_SUBST([NINE_MINOR], 0)
2940 AC_SUBST([NINE_PATCH], 0)
2941 AC_SUBST([NINE_VERSION], "$NINE_MAJOR.$NINE_MINOR.$NINE_PATCH")
2942
2943 AC_SUBST([VDPAU_MAJOR], 1)
2944 AC_SUBST([VDPAU_MINOR], 0)
2945
2946 if test "x$enable_va" = xyes; then
2947     VA_MAJOR=`$PKG_CONFIG --modversion libva | $SED -n 's/\([[^\.]]*\)\..*$/\1/p'`
2948     VA_MINOR=`$PKG_CONFIG --modversion libva | $SED -n 's/.*\.\(.*\)\..*$/\1/p'`
2949 fi
2950 AC_SUBST([VA_MAJOR], $VA_MAJOR)
2951 AC_SUBST([VA_MINOR], $VA_MINOR)
2952
2953 AM_CONDITIONAL(HAVE_VULKAN_COMMON, test "x$VULKAN_DRIVERS" != "x")
2954
2955 AC_SUBST([XVMC_MAJOR], 1)
2956 AC_SUBST([XVMC_MINOR], 0)
2957
2958 AC_SUBST([XA_MAJOR], 2)
2959 AC_SUBST([XA_MINOR], 3)
2960 AC_SUBST([XA_PATCH], 0)
2961 AC_SUBST([XA_VERSION], "$XA_MAJOR.$XA_MINOR.$XA_PATCH")
2962
2963 AC_ARG_ENABLE(valgrind,
2964               [AS_HELP_STRING([--enable-valgrind],
2965                              [Build mesa with valgrind support (default: auto)])],
2966                              [VALGRIND=$enableval], [VALGRIND=auto])
2967 if test "x$VALGRIND" != xno; then
2968     PKG_CHECK_MODULES(VALGRIND, [valgrind], [have_valgrind=yes], [have_valgrind=no])
2969 fi
2970 AC_MSG_CHECKING([whether to enable Valgrind support])
2971 if test "x$VALGRIND" = xauto; then
2972     VALGRIND="$have_valgrind"
2973 fi
2974
2975 if test "x$VALGRIND" = "xyes"; then
2976     if ! test "x$have_valgrind" = xyes; then
2977         AC_MSG_ERROR([Valgrind support required but not present])
2978     fi
2979     AC_DEFINE([HAVE_VALGRIND], 1, [Use valgrind intrinsics to suppress false warnings])
2980 fi
2981
2982 AC_MSG_RESULT([$VALGRIND])
2983
2984 dnl Restore LDFLAGS and CPPFLAGS
2985 LDFLAGS="$_SAVE_LDFLAGS"
2986 CPPFLAGS="$_SAVE_CPPFLAGS"
2987
2988 dnl Suppress clang's warnings about unused CFLAGS and CXXFLAGS
2989 if test "x$acv_mesa_CLANG" = xyes; then
2990     CFLAGS="$CFLAGS -Qunused-arguments"
2991     CXXFLAGS="$CXXFLAGS -Qunused-arguments"
2992 fi
2993
2994 dnl Add user CFLAGS and CXXFLAGS
2995 CFLAGS="$CFLAGS $USER_CFLAGS"
2996 CXXFLAGS="$CXXFLAGS $USER_CXXFLAGS"
2997
2998 dnl Substitute the config
2999 AC_CONFIG_FILES([Makefile
3000                  src/Makefile
3001                  src/amd/Makefile
3002                  src/amd/vulkan/Makefile
3003                  src/broadcom/Makefile
3004                  src/compiler/Makefile
3005                  src/egl/Makefile
3006                  src/egl/main/egl.pc
3007                  src/egl/wayland/wayland-drm/Makefile
3008                  src/egl/wayland/wayland-egl/Makefile
3009                  src/egl/wayland/wayland-egl/wayland-egl.pc
3010                  src/gallium/Makefile
3011                  src/gallium/auxiliary/Makefile
3012                  src/gallium/auxiliary/pipe-loader/Makefile
3013                  src/gallium/drivers/freedreno/Makefile
3014                  src/gallium/drivers/ddebug/Makefile
3015                  src/gallium/drivers/i915/Makefile
3016                  src/gallium/drivers/llvmpipe/Makefile
3017                  src/gallium/drivers/noop/Makefile
3018                  src/gallium/drivers/nouveau/Makefile
3019                  src/gallium/drivers/pl111/Makefile
3020                  src/gallium/drivers/r300/Makefile
3021                  src/gallium/drivers/r600/Makefile
3022                  src/gallium/drivers/radeonsi/Makefile
3023                  src/gallium/drivers/rbug/Makefile
3024                  src/gallium/drivers/softpipe/Makefile
3025                  src/gallium/drivers/svga/Makefile
3026                  src/gallium/drivers/swr/Makefile
3027                  src/gallium/drivers/tegra/Makefile
3028                  src/gallium/drivers/trace/Makefile
3029                  src/gallium/drivers/etnaviv/Makefile
3030                  src/gallium/drivers/imx/Makefile
3031                  src/gallium/drivers/vc4/Makefile
3032                  src/gallium/drivers/vc5/Makefile
3033                  src/gallium/drivers/virgl/Makefile
3034                  src/gallium/state_trackers/clover/Makefile
3035                  src/gallium/state_trackers/dri/Makefile
3036                  src/gallium/state_trackers/glx/xlib/Makefile
3037                  src/gallium/state_trackers/nine/Makefile
3038                  src/gallium/state_trackers/omx/Makefile
3039                  src/gallium/state_trackers/omx/bellagio/Makefile
3040                  src/gallium/state_trackers/omx/tizonia/Makefile
3041                  src/gallium/state_trackers/osmesa/Makefile
3042                  src/gallium/state_trackers/va/Makefile
3043                  src/gallium/state_trackers/vdpau/Makefile
3044                  src/gallium/state_trackers/xa/Makefile
3045                  src/gallium/state_trackers/xa/xa_tracker.h
3046                  src/gallium/state_trackers/xvmc/Makefile
3047                  src/gallium/targets/d3dadapter9/Makefile
3048                  src/gallium/targets/d3dadapter9/d3d.pc
3049                  src/gallium/targets/dri/Makefile
3050                  src/gallium/targets/libgl-xlib/Makefile
3051                  src/gallium/targets/omx/Makefile
3052                  src/gallium/targets/opencl/Makefile
3053                  src/gallium/targets/opencl/mesa.icd
3054                  src/gallium/targets/osmesa/Makefile
3055                  src/gallium/targets/osmesa/osmesa.pc
3056                  src/gallium/targets/pipe-loader/Makefile
3057                  src/gallium/targets/va/Makefile
3058                  src/gallium/targets/vdpau/Makefile
3059                  src/gallium/targets/xa/Makefile
3060                  src/gallium/targets/xa/xatracker.pc
3061                  src/gallium/targets/xvmc/Makefile
3062                  src/gallium/tests/trivial/Makefile
3063                  src/gallium/tests/unit/Makefile
3064                  src/gallium/winsys/etnaviv/drm/Makefile
3065                  src/gallium/winsys/imx/drm/Makefile
3066                  src/gallium/winsys/freedreno/drm/Makefile
3067                  src/gallium/winsys/i915/drm/Makefile
3068                  src/gallium/winsys/nouveau/drm/Makefile
3069                  src/gallium/winsys/pl111/drm/Makefile
3070                  src/gallium/winsys/radeon/drm/Makefile
3071                  src/gallium/winsys/amdgpu/drm/Makefile
3072                  src/gallium/winsys/svga/drm/Makefile
3073                  src/gallium/winsys/sw/dri/Makefile
3074                  src/gallium/winsys/sw/kms-dri/Makefile
3075                  src/gallium/winsys/sw/null/Makefile
3076                  src/gallium/winsys/sw/wrapper/Makefile
3077                  src/gallium/winsys/sw/xlib/Makefile
3078                  src/gallium/winsys/tegra/drm/Makefile
3079                  src/gallium/winsys/vc4/drm/Makefile
3080                  src/gallium/winsys/vc5/drm/Makefile
3081                  src/gallium/winsys/virgl/drm/Makefile
3082                  src/gallium/winsys/virgl/vtest/Makefile
3083                  src/gbm/Makefile
3084                  src/gbm/main/gbm.pc
3085                  src/glx/Makefile
3086                  src/glx/apple/Makefile
3087                  src/glx/tests/Makefile
3088                  src/glx/windows/Makefile
3089                  src/glx/windows/windowsdriproto.pc
3090                  src/gtest/Makefile
3091                  src/intel/Makefile
3092                  src/loader/Makefile
3093                  src/mapi/Makefile
3094                  src/mapi/es1api/glesv1_cm.pc
3095                  src/mapi/es2api/glesv2.pc
3096                  src/mapi/glapi/gen/Makefile
3097                  src/mesa/Makefile
3098                  src/mesa/gl.pc
3099                  src/mesa/drivers/dri/dri.pc
3100                  src/mesa/drivers/dri/common/Makefile
3101                  src/mesa/drivers/dri/i915/Makefile
3102                  src/mesa/drivers/dri/i965/Makefile
3103                  src/mesa/drivers/dri/Makefile
3104                  src/mesa/drivers/dri/nouveau/Makefile
3105                  src/mesa/drivers/dri/r200/Makefile
3106                  src/mesa/drivers/dri/radeon/Makefile
3107                  src/mesa/drivers/dri/swrast/Makefile
3108                  src/mesa/drivers/osmesa/Makefile
3109                  src/mesa/drivers/osmesa/osmesa.pc
3110                  src/mesa/drivers/x11/Makefile
3111                  src/mesa/main/tests/Makefile
3112                  src/mesa/state_tracker/tests/Makefile
3113                  src/util/Makefile
3114                  src/util/tests/hash_table/Makefile
3115                  src/util/tests/string_buffer/Makefile
3116                  src/util/xmlpool/Makefile
3117                  src/vulkan/Makefile])
3118
3119 AC_OUTPUT
3120
3121 # Fix up dependencies in *.Plo files, where we changed the extension of a
3122 # source file
3123 $SED -i -e 's/brw_blorp.cpp/brw_blorp.c/' src/mesa/drivers/dri/i965/.deps/brw_blorp.Plo
3124
3125 rm -f src/compiler/spirv/spirv_info.lo
3126 echo "# dummy" > src/compiler/spirv/.deps/spirv_info.Plo
3127
3128 rm -f src/compiler/nir/.deps/nir_intrinsics.Plo
3129 echo "# dummy" > src/compiler/nir/.deps/nir_intrinsics.Plo
3130
3131 dnl
3132 dnl Output some configuration info for the user
3133 dnl
3134 echo ""
3135 echo "        prefix:          $prefix"
3136 echo "        exec_prefix:     $exec_prefix"
3137 echo "        libdir:          $libdir"
3138 echo "        includedir:      $includedir"
3139
3140 dnl API info
3141 echo ""
3142 echo "        OpenGL:          $enable_opengl (ES1: $enable_gles1 ES2: $enable_gles2)"
3143
3144 dnl Driver info
3145 echo ""
3146 case "x$enable_osmesa$enable_gallium_osmesa" in
3147 xnoyes)
3148         echo "        OSMesa:          lib$OSMESA_LIB (Gallium)"
3149         ;;
3150 xyesno)
3151         echo "        OSMesa:          lib$OSMESA_LIB"
3152         ;;
3153 xnono)
3154         echo "        OSMesa:          no"
3155         ;;
3156 esac
3157
3158 echo ""
3159 if test "x$enable_dri" != xno; then
3160         echo "        DRI platform:    $dri_platform"
3161         if test -z "$DRI_DIRS"; then
3162             echo "        DRI drivers:     no"
3163         else
3164             echo "        DRI drivers:     $DRI_DIRS"
3165         fi
3166         echo "        DRI driver dir:  $DRI_DRIVER_INSTALL_DIR"
3167 fi
3168
3169 case "x$enable_glx" in
3170 xdri)
3171     echo "        GLX:             DRI-based"
3172     ;;
3173 xxlib)
3174     echo "        GLX:             Xlib-based"
3175     ;;
3176 xgallium-xlib)
3177     echo "        GLX:             Xlib-based (Gallium)"
3178     ;;
3179 *)
3180     echo "        GLX:             $enable_glx"
3181     ;;
3182 esac
3183
3184 dnl EGL
3185 echo ""
3186 echo "        EGL:             $enable_egl"
3187 if test "$enable_egl" = yes; then
3188
3189     egl_drivers=""
3190     if test "x$enable_dri" != "xno"; then
3191         egl_drivers="$egl_drivers builtin:egl_dri2"
3192     fi
3193     if test "x$enable_dri3" != "xno"; then
3194         egl_drivers="$egl_drivers builtin:egl_dri3"
3195     fi
3196
3197     echo "        EGL drivers:    $egl_drivers"
3198 fi
3199 if test "x$enable_gbm" = xyes; then
3200     echo "        GBM:             yes"
3201 else
3202     echo "        GBM:             no"
3203 fi
3204
3205     echo "        EGL/Vulkan/VL platforms:   $platforms"
3206
3207 # Vulkan
3208 echo ""
3209 if test "x$VULKAN_DRIVERS" != x; then
3210     echo "        Vulkan drivers:  $VULKAN_DRIVERS"
3211     echo "        Vulkan ICD dir:  $VULKAN_ICD_INSTALL_DIR"
3212 else
3213     echo "        Vulkan drivers:  no"
3214 fi
3215
3216 echo ""
3217 if test "x$enable_llvm" = xyes; then
3218     echo "        llvm:            yes"
3219     echo "        llvm-config:     $LLVM_CONFIG"
3220     echo "        llvm-version:    $LLVM_VERSION"
3221 else
3222     echo "        llvm:            no"
3223 fi
3224
3225 echo ""
3226 if test -n "$with_gallium_drivers"; then
3227     echo "        Gallium drivers: $gallium_drivers"
3228     echo "        Gallium st:      $gallium_st"
3229 else
3230     echo "        Gallium:         no"
3231 fi
3232
3233 echo ""
3234 if test "x$enable_gallium_extra_hud" != xyes; then
3235     echo "        HUD extra stats: no"
3236 else
3237     echo "        HUD extra stats: yes"
3238 fi
3239
3240 if test "x$enable_lmsensors" != xyes; then
3241     echo "        HUD lmsensors:   no"
3242 else
3243     echo "        HUD lmsensors:   yes"
3244 fi
3245
3246 echo ""
3247 if test "x$HAVE_GALLIUM_SWR" != x; then
3248     if test "x$HAVE_SWR_BUILTIN" = xyes; then
3249         echo "        SWR archs:       $swr_archs (builtin)"
3250     else
3251         echo "        SWR archs:       $swr_archs"
3252     fi
3253 fi
3254
3255 dnl Libraries
3256 echo ""
3257 echo "        Shared libs:     $enable_shared"
3258 echo "        Static libs:     $enable_static"
3259 echo "        Shared-glapi:    $enable_shared_glapi"
3260
3261 dnl Compiler options
3262 # cleanup the CFLAGS/CXXFLAGS/LDFLAGS/DEFINES vars
3263 cflags=`echo $CFLAGS | \
3264     $SED 's/^ *//;s/  */ /;s/ *$//'`
3265 cxxflags=`echo $CXXFLAGS | \
3266     $SED 's/^ *//;s/  */ /;s/ *$//'`
3267 ldflags=`echo $LDFLAGS | $SED 's/^ *//;s/  */ /;s/ *$//'`
3268 defines=`echo $DEFINES | $SED 's/^ *//;s/  */ /;s/ *$//'`
3269 echo ""
3270 echo "        CFLAGS:          $cflags"
3271 echo "        CXXFLAGS:        $cxxflags"
3272 echo "        CXX11_CXXFLAGS:  $CXX11_CXXFLAGS"
3273 echo "        LDFLAGS:         $ldflags"
3274 echo "        Macros:          $defines"
3275 echo ""
3276 if test "x$enable_llvm" = xyes; then
3277     echo "        LLVM_CFLAGS:     $LLVM_CFLAGS"
3278     echo "        LLVM_CXXFLAGS:   $LLVM_CXXFLAGS"
3279     echo "        LLVM_CPPFLAGS:   $LLVM_CPPFLAGS"
3280     echo "        LLVM_LDFLAGS:    $LLVM_LDFLAGS"
3281     echo ""
3282 fi
3283 echo "        PYTHON2:         $PYTHON2"
3284
3285 echo ""
3286 echo "        Run '${MAKE-make}' to build Mesa"
3287 echo ""