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=2.4.82
  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_FUNC([strtof], [DEFINES="$DEFINES -DHAVE_STRTOF"])
 869 AC_CHECK_FUNC([mkostemp], [DEFINES="$DEFINES -DHAVE_MKOSTEMP"])
 870 AC_CHECK_FUNC([timespec_get], [DEFINES="$DEFINES -DHAVE_TIMESPEC_GET"])
 871 AC_CHECK_FUNC([memfd_create], [DEFINES="$DEFINES -DHAVE_MEMFD_CREATE"])
 872
 873 AC_MSG_CHECKING([whether strtod has locale support])
 874 AC_LINK_IFELSE([AC_LANG_SOURCE([[
 875     #define _GNU_SOURCE
 876     #include <stdlib.h>
 877     #include <locale.h>
 878     #ifdef HAVE_XLOCALE_H
 879     #include <xlocale.h>
 880     #endif
 881     int main() {
 882        locale_t loc = newlocale(LC_CTYPE_MASK, "C", NULL);
 883        const char *s = "1.0";
 884        char *end;
 885        double d = strtod_l(s, end, loc);
 886        float f = strtof_l(s, end, loc);
 887        freelocale(loc);
 888        return 0;
 889     }]])],
 890   [DEFINES="$DEFINES -DHAVE_STRTOD_L"];
 891    AC_MSG_RESULT([yes]),
 892    AC_MSG_RESULT([no]))
 893
 894 dnl Check to see if dlopen is in default libraries (like Solaris, which
 895 dnl has it in libc), or if libdl is needed to get it.
 896 AC_CHECK_FUNC([dlopen], [],
 897     [AC_CHECK_LIB([dl], [dlopen],
 898        [DLOPEN_LIBS="-ldl"])])
 899 AC_SUBST([DLOPEN_LIBS])
 900
 901 dnl Check if that library also has dladdr
 902 save_LIBS="$LIBS"
 903 LIBS="$LIBS $DLOPEN_LIBS"
 904 AC_CHECK_FUNCS([dladdr])
 905 LIBS="$save_LIBS"
 906
 907 AC_CHECK_FUNC([dl_iterate_phdr], [DEFINES="$DEFINES -DHAVE_DL_ITERATE_PHDR"])
 908
 909 case "$host_os" in
 910 darwin*)
 911     ;;
 912 *)
 913     AC_CHECK_FUNCS([clock_gettime], [CLOCK_LIB=],
 914                    [AC_CHECK_LIB([rt], [clock_gettime], [CLOCK_LIB=-lrt],
 915                                  [AC_MSG_ERROR([Could not find clock_gettime])])])
 916     AC_SUBST([CLOCK_LIB])
 917     ;;
 918 esac
 919
 920 dnl See if posix_memalign is available
 921 AC_CHECK_FUNC([posix_memalign], [DEFINES="$DEFINES -DHAVE_POSIX_MEMALIGN"])
 922
 923 dnl Check for zlib
 924 PKG_CHECK_MODULES([ZLIB], [zlib >= $ZLIB_REQUIRED])
 925 DEFINES="$DEFINES -DHAVE_ZLIB"
 926
 927 dnl Check for pthreads
 928 AX_PTHREAD
 929 if test "x$ax_pthread_ok" = xno; then
 930     AC_MSG_ERROR([Building mesa on this platform requires pthreads])
 931 fi
 932 dnl AX_PTHREADS leaves PTHREAD_LIBS empty for gcc and sets PTHREAD_CFLAGS
 933 dnl to -pthread, which causes problems if we need -lpthread to appear in
 934 dnl pkgconfig files.  Since Android doesn't have a pthread lib, this check
 935 dnl is not valid for that platform.
 936 if test "x$android" = xno; then
 937     test -z "$PTHREAD_LIBS" && PTHREAD_LIBS="-lpthread"
 938 fi
 939 dnl According to the manual when using pthreads, one should add -pthread to
 940 dnl both compile and link-time arguments.
 941 dnl In practise that should be sufficient for all platforms, since any
 942 dnl platforms build with GCC and Clang support the flag.
 943 PTHREAD_LIBS="$PTHREAD_LIBS -pthread"
 944
 945 dnl pthread-stubs is mandatory on some BSD platforms, due to the nature of the
 946 dnl project. Even then there's a notable issue as described in the project README
 947 case "$host_os" in
 948 linux* | cygwin* | darwin* | solaris* | *-gnu* | gnu* | openbsd*)
 949     pthread_stubs_possible="no"
 950     ;;
 951 * )
 952     pthread_stubs_possible="yes"
 953     ;;
 954 esac
 955
 956 if test "x$pthread_stubs_possible" = xyes; then
 957     PKG_CHECK_MODULES(PTHREADSTUBS, pthread-stubs >= 0.4)
 958 fi
 959
 960 dnl Check for futex for fast inline simple_mtx_t.
 961 AC_CHECK_HEADER([linux/futex.h], [DEFINES="$DEFINES -DHAVE_LINUX_FUTEX_H"])
 962
 963 dnl SELinux awareness.
 964 AC_ARG_ENABLE([selinux],
 965     [AS_HELP_STRING([--enable-selinux],
 966         [Build SELinux-aware Mesa @<:@default=disabled@:>@])],
 967     [MESA_SELINUX="$enableval"],
 968     [MESA_SELINUX=no])
 969 if test "x$enable_selinux" = "xyes"; then
 970     PKG_CHECK_MODULES([SELINUX], [libselinux], [],
 971         [AC_CHECK_HEADER([selinux/selinux.h],[],
 972                          [AC_MSG_ERROR([SELinux headers not found])])
 973          AC_CHECK_LIB([selinux],[is_selinux_enabled],[],
 974                       [AC_MSG_ERROR([SELinux library not found])])
 975          SELINUX_LIBS="-lselinux"])
 976     DEFINES="$DEFINES -DMESA_SELINUX"
 977 fi
 978 AC_SUBST([SELINUX_CFLAGS])
 979 AC_SUBST([SELINUX_LIBS])
 980
 981 dnl
 982 dnl LLVM
 983 dnl
 984 AC_ARG_ENABLE([llvm-shared-libs],
 985     [AS_HELP_STRING([--enable-llvm-shared-libs],
 986         [link with LLVM shared libraries @<:@default=enabled@:>@])],
 987     [enable_llvm_shared_libs="$enableval"],
 988     [enable_llvm_shared_libs=yes])
 989
 990 AC_ARG_WITH([llvm-prefix],
 991     [AS_HELP_STRING([--with-llvm-prefix],
 992         [Prefix for LLVM installations in non-standard locations])],
 993     [llvm_prefix="$withval"],
 994     [llvm_prefix=''])
 995
 996 PKG_CHECK_MODULES([LIBELF], [libelf], [have_libelf=yes], [have_libelf=no])
 997 if test "x$have_libelf" = xno; then
 998    LIBELF_LIBS=''
 999    LIBELF_CFLAGS=''
1000    AC_CHECK_LIB([elf], [elf_memory], [have_libelf=yes;LIBELF_LIBS=-lelf], [have_libelf=no])
1001    AC_SUBST([LIBELF_LIBS])
1002    AC_SUBST([LIBELF_CFLAGS])
1003 fi
1004
1005 if test -z "$LLVM_CONFIG"; then
1006     if test -n "$llvm_prefix"; then
1007         AC_PATH_TOOL([LLVM_CONFIG], [llvm-config], [no], ["$llvm_prefix/bin"])
1008     else
1009         AC_PATH_TOOL([LLVM_CONFIG], [llvm-config], [no])
1010     fi
1011 fi
1012
1013 llvm_add_component() {
1014     new_llvm_component=$1
1015     driver_name=$2
1016
1017     if $LLVM_CONFIG --components | grep -iqw $new_llvm_component ; then
1018         LLVM_COMPONENTS="${LLVM_COMPONENTS} ${new_llvm_component}"
1019     else
1020         AC_MSG_ERROR([LLVM component '$new_llvm_component' not enabled in your LLVM build. Required by $driver_name.])
1021     fi
1022 }
1023
1024 llvm_add_optional_component() {
1025     new_llvm_component=$1
1026     driver_name=$2
1027
1028     if $LLVM_CONFIG --components | grep -iqw $new_llvm_component ; then
1029         LLVM_COMPONENTS="${LLVM_COMPONENTS} ${new_llvm_component}"
1030     fi
1031 }
1032
1033 llvm_add_default_components() {
1034     driver_name=$1
1035
1036     # Required default components
1037     llvm_add_component "bitwriter" $driver_name
1038     llvm_add_component "engine" $driver_name
1039     llvm_add_component "mcdisassembler" $driver_name
1040     llvm_add_component "mcjit" $driver_name
1041
1042     # Optional default components
1043     llvm_add_optional_component "inteljitevents" $driver_name
1044 }
1045
1046 llvm_add_target() {
1047     new_llvm_target=$1
1048     driver_name=$2
1049
1050     if $LLVM_CONFIG --targets-built | grep -iqw $new_llvm_target ; then
1051         llvm_add_component $new_llvm_target $driver_name
1052     else
1053         AC_MSG_ERROR([LLVM target '$new_llvm_target' not enabled in your LLVM build. Required by $driver_name.])
1054     fi
1055 }
1056
1057 # Call this inside ` ` to get the return value.
1058 # $1 is the llvm-config command with arguments.
1059 strip_unwanted_llvm_flags() {
1060     echo " `$1` " | sed -E \
1061         -e 's/[[[:space:]]]+-m[[^[:space:]]]*//g' \
1062         -e 's/[[[:space:]]]+-DNDEBUG[[[:space:]]]/ /g' \
1063         -e 's/[[[:space:]]]+-D_GNU_SOURCE[[[:space:]]]/ /g' \
1064         -e 's/[[[:space:]]]+-pedantic[[[:space:]]]/ /g' \
1065         -e 's/[[[:space:]]]+-W[[^[:space:]]]*//g' \
1066         -e 's/[[[:space:]]]+-O[[^[:space:]]]*//g' \
1067         -e 's/[[[:space:]]]+-g[[^[:space:]]]*//g' \
1068         -e 's/-fno-rtti[[[:space:]]]/-Fno-rtti /g' \
1069         -e 's/[[[:space:]]]+-f[[^[:space:]]]*//g' \
1070         -e 's/-Fno-rtti[[[:space:]]]/-fno-rtti /g' \
1071         -e 's/^[[[:space:]]]//' \
1072         -e 's/[[[:space:]]]$//'
1073 }
1074
1075 llvm_set_environment_variables() {
1076     if test "x$LLVM_CONFIG" != xno; then
1077         LLVM_VERSION=`$LLVM_CONFIG --version | egrep -o '^[[0-9.]]+'`
1078         LLVM_CPPFLAGS=`strip_unwanted_llvm_flags "$LLVM_CONFIG --cppflags"`
1079         LLVM_INCLUDEDIR=`$LLVM_CONFIG --includedir`
1080         LLVM_LIBDIR=`$LLVM_CONFIG --libdir`
1081
1082         # We need to respect LLVM_CPPFLAGS when compiling LLVM headers.
1083         save_CFLAGS="$CFLAGS"
1084         CFLAGS="$CFLAGS $LLVM_CPPFLAGS"
1085
1086         AC_COMPUTE_INT([LLVM_VERSION_MAJOR], [LLVM_VERSION_MAJOR],
1087             [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
1088         AC_COMPUTE_INT([LLVM_VERSION_MINOR], [LLVM_VERSION_MINOR],
1089             [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
1090         AC_COMPUTE_INT([LLVM_VERSION_PATCH], [LLVM_VERSION_PATCH],
1091             [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
1092
1093         CFLAGS="$save_CFLAGS"
1094
1095         # Only needed for LLVM < 3.6.0
1096         if test -z "$LLVM_VERSION_PATCH"; then
1097             LLVM_VERSION_PATCH=0
1098         fi
1099
1100         LLVM_VERSION_INT="${LLVM_VERSION_MAJOR}0${LLVM_VERSION_MINOR}"
1101
1102         FOUND_LLVM=yes
1103     else
1104         FOUND_LLVM=no
1105         LLVM_VERSION_INT=0
1106     fi
1107 }
1108
1109 require_llvm() {
1110     if test "x$enable_llvm" != "xyes"; then
1111         AC_MSG_ERROR([--enable-llvm is required when building $1])
1112     fi
1113 }
1114
1115 llvm_require_version() {
1116     require_llvm $2
1117
1118     llvm_target_version_major=`echo $1 | cut -d. -f1 | egrep -o '^[[0-9]]+'`
1119     llvm_target_version_minor=`echo $1 | cut -d. -f2 | egrep -o '^[[0-9]]+'`
1120     llvm_target_version_patch=`echo $1 | cut -d. -f3 | egrep -o '^[[0-9]]+'`
1121
1122     if test "$LLVM_VERSION_MAJOR" -gt "$llvm_target_version_major"; then
1123         # major > required major
1124         #  --> OK
1125         return
1126     fi
1127
1128     if test "$LLVM_VERSION_MAJOR" -eq "$llvm_target_version_major"; then
1129         if test "$LLVM_VERSION_MINOR" -gt "$llvm_target_version_minor"; then
1130             # major = required major and
1131             # minor > required minor
1132             #  --> OK
1133             return
1134         else
1135             if test "$LLVM_VERSION_MINOR" -eq "$llvm_target_version_minor"; then
1136                 if test "$LLVM_VERSION_PATCH" -ge "$llvm_target_version_patch"; then
1137                     # major = required major and
1138                     # minor = required minor and
1139                     # patch >= required patch
1140                     #  --> OK
1141                     return
1142                 fi
1143             fi
1144         fi
1145     fi
1146
1147     AC_MSG_ERROR([LLVM $1 or newer is required for $2])
1148 }
1149
1150 radeon_llvm_check() {
1151     if test ${LLVM_VERSION_INT} -lt 307; then
1152         amdgpu_llvm_target_name='r600'
1153     else
1154         amdgpu_llvm_target_name='amdgpu'
1155     fi
1156
1157     llvm_require_version $*
1158
1159     llvm_add_target $amdgpu_llvm_target_name $2
1160
1161     llvm_add_default_components $2
1162     llvm_add_component "bitreader" $2
1163     llvm_add_component "ipo" $2
1164
1165     if test "x$have_libelf" != xyes; then
1166        AC_MSG_ERROR([$2 requires libelf when using llvm])
1167     fi
1168 }
1169
1170 llvm_set_environment_variables
1171
1172 AC_SUBST([LLVM_CFLAGS])
1173 AC_SUBST([LLVM_CXXFLAGS])
1174 AC_SUBST([LLVM_LIBS])
1175 AC_SUBST([LLVM_LDFLAGS])
1176 AC_SUBST([LLVM_INCLUDEDIR])
1177
1178 dnl
1179 dnl libunwind
1180 dnl
1181 PKG_CHECK_EXISTS(libunwind, [HAVE_LIBUNWIND=yes], [HAVE_LIBUNWIND=no])
1182 AC_ARG_ENABLE([libunwind],
1183     [AS_HELP_STRING([--enable-libunwind],
1184             [Use libunwind for backtracing (default: auto)])],
1185         [LIBUNWIND="$enableval"],
1186         [LIBUNWIND="$HAVE_LIBUNWIND"])
1187
1188 if test "x$LIBUNWIND" = "xyes"; then
1189     PKG_CHECK_MODULES(LIBUNWIND, libunwind)
1190     AC_DEFINE(HAVE_LIBUNWIND, 1, [Have libunwind support])
1191 fi
1192
1193
1194 dnl Options for APIs
1195 AC_ARG_ENABLE([opengl],
1196     [AS_HELP_STRING([--disable-opengl],
1197         [disable support for standard OpenGL API @<:@default=enabled@:>@])],
1198     [enable_opengl="$enableval"],
1199     [enable_opengl=yes])
1200 AC_ARG_ENABLE([gles1],
1201     [AS_HELP_STRING([--disable-gles1],
1202         [disable support for OpenGL ES 1.x API @<:@default=enabled@:>@])],
1203     [enable_gles1="$enableval"],
1204     [enable_gles1=yes])
1205 AC_ARG_ENABLE([gles2],
1206     [AS_HELP_STRING([--disable-gles2],
1207         [disable support for OpenGL ES 2.x API @<:@default=enabled@:>@])],
1208     [enable_gles2="$enableval"],
1209     [enable_gles2=yes])
1210
1211 AC_ARG_ENABLE([dri],
1212     [AS_HELP_STRING([--enable-dri],
1213         [enable DRI modules @<:@default=enabled@:>@])],
1214     [enable_dri="$enableval"],
1215     [enable_dri=yes])
1216
1217 AC_ARG_ENABLE([gallium-extra-hud],
1218     [AS_HELP_STRING([--enable-gallium-extra-hud],
1219         [enable HUD block/NIC I/O HUD stats support @<:@default=disabled@:>@])],
1220     [enable_gallium_extra_hud="$enableval"],
1221     [enable_gallium_extra_hud=no])
1222 AM_CONDITIONAL(HAVE_GALLIUM_EXTRA_HUD, test "x$enable_gallium_extra_hud" = xyes)
1223 if test "x$enable_gallium_extra_hud" = xyes ; then
1224     DEFINES="${DEFINES} -DHAVE_GALLIUM_EXTRA_HUD=1"
1225 fi
1226
1227 #TODO: no pkgconfig .pc available for libsensors.
1228 #PKG_CHECK_MODULES([LIBSENSORS], [libsensors >= $LIBSENSORS_REQUIRED], [enable_lmsensors=yes], [enable_lmsensors=no])
1229 AC_ARG_ENABLE([lmsensors],
1230     [AS_HELP_STRING([--enable-lmsensors],
1231         [enable HUD lmsensor support @<:@default=disabled@:>@])],
1232     [enable_lmsensors="$enableval"],
1233     [enable_lmsensors=no])
1234 AM_CONDITIONAL(HAVE_LIBSENSORS, test "x$enable_lmsensors" = xyes)
1235 if test "x$enable_lmsensors" = xyes ; then
1236     DEFINES="${DEFINES} -DHAVE_LIBSENSORS=1"
1237     LIBSENSORS_LIBS="-lsensors"
1238 else
1239     LIBSENSORS_LIBS=""
1240 fi
1241 AC_SUBST(LIBSENSORS_LIBS)
1242
1243 case "$host_os" in
1244 linux*)
1245     dri3_default=yes
1246     ;;
1247 *)
1248     dri3_default=no
1249     ;;
1250 esac
1251
1252 if test "x$enable_dri" = xno; then
1253     dri3_default=no
1254 fi
1255
1256 AC_ARG_ENABLE([dri3],
1257     [AS_HELP_STRING([--enable-dri3],
1258         [enable DRI3 @<:@default=auto@:>@])],
1259     [enable_dri3="$enableval"],
1260     [enable_dri3="$dri3_default"])
1261 AC_ARG_ENABLE([glx],
1262     [AS_HELP_STRING([--enable-glx@<:@=dri|xlib|gallium-xlib@:>@],
1263         [enable the GLX library and choose an implementation @<:@default=auto@:>@])],
1264     [enable_glx="$enableval"],
1265     [enable_glx=yes])
1266 AC_ARG_ENABLE([osmesa],
1267     [AS_HELP_STRING([--enable-osmesa],
1268         [enable OSMesa library @<:@default=disabled@:>@])],
1269     [enable_osmesa="$enableval"],
1270     [enable_osmesa=no])
1271 AC_ARG_ENABLE([gallium-osmesa],
1272     [AS_HELP_STRING([--enable-gallium-osmesa],
1273         [enable Gallium implementation of the OSMesa library @<:@default=disabled@:>@])],
1274     [enable_gallium_osmesa="$enableval"],
1275     [enable_gallium_osmesa=no])
1276 AC_ARG_ENABLE([egl],
1277     [AS_HELP_STRING([--disable-egl],
1278         [disable EGL library @<:@default=enabled@:>@])],
1279     [enable_egl="$enableval"],
1280     [enable_egl=yes])
1281
1282 AC_ARG_ENABLE([xa],
1283     [AS_HELP_STRING([--enable-xa],
1284         [enable build of the XA X Acceleration API @<:@default=disabled@:>@])],
1285     [enable_xa="$enableval"],
1286     [enable_xa=no])
1287 AC_ARG_ENABLE([gbm],
1288    [AS_HELP_STRING([--enable-gbm],
1289          [enable gbm library @<:@default=yes except cygwin and macOS@:>@])],
1290    [enable_gbm="$enableval"],
1291    [case "$host_os" in
1292        cygwin* | darwin*)
1293           enable_gbm=no
1294           ;;
1295        *)
1296           enable_gbm=yes
1297           ;;
1298     esac])
1299 AC_ARG_ENABLE([nine],
1300     [AS_HELP_STRING([--enable-nine],
1301         [enable build of the nine Direct3D9 API @<:@default=no@:>@])],
1302     [enable_nine="$enableval"],
1303     [enable_nine=no])
1304
1305 AC_ARG_ENABLE([xvmc],
1306    [AS_HELP_STRING([--enable-xvmc],
1307          [enable xvmc library @<:@default=auto@:>@])],
1308    [enable_xvmc="$enableval"],
1309    [enable_xvmc=auto])
1310 AC_ARG_ENABLE([vdpau],
1311    [AS_HELP_STRING([--enable-vdpau],
1312          [enable vdpau library @<:@default=auto@:>@])],
1313    [enable_vdpau="$enableval"],
1314    [enable_vdpau=auto])
1315 AC_ARG_ENABLE([omx],
1316    [AS_HELP_STRING([--enable-omx],
1317          [DEPRECATED: Use --enable-omx-bellagio or --enable-omx-tizonia instead @<:@default=auto@:>@])],
1318    [AC_MSG_ERROR([--enable-omx is deprecated. Use --enable-omx-bellagio or --enable-omx-tizonia instead.])],
1319    [])
1320 AC_ARG_ENABLE([omx-bellagio],
1321    [AS_HELP_STRING([--enable-omx-bellagio],
1322          [enable OpenMAX Bellagio library @<:@default=disabled@:>@])],
1323    [enable_omx_bellagio="$enableval"],
1324    [enable_omx_bellagio=no])
1325 AC_ARG_ENABLE([omx-tizonia],
1326    [AS_HELP_STRING([--enable-omx-tizonia],
1327          [enable OpenMAX Tizonia library @<:@default=disabled@:>@])],
1328    [enable_omx_tizonia="$enableval"],
1329    [enable_omx_tizonia=no])
1330 AC_ARG_ENABLE([va],
1331    [AS_HELP_STRING([--enable-va],
1332          [enable va library @<:@default=auto@:>@])],
1333    [enable_va="$enableval"],
1334    [enable_va=auto])
1335 AC_ARG_ENABLE([opencl],
1336    [AS_HELP_STRING([--enable-opencl],
1337          [enable OpenCL library @<:@default=disabled@:>@])],
1338    [enable_opencl="$enableval"],
1339    [enable_opencl=no])
1340 AC_ARG_ENABLE([opencl_icd],
1341    [AS_HELP_STRING([--enable-opencl-icd],
1342           [Build an OpenCL ICD library to be loaded by an ICD implementation
1343            @<:@default=enabled@:>@])],
1344     [enable_opencl_icd="$enableval"],
1345     [enable_opencl_icd=yes])
1346
1347 AC_ARG_ENABLE([gallium-tests],
1348     [AS_HELP_STRING([--enable-gallium-tests],
1349         [Enable optional Gallium tests) @<:@default=disabled@:>@])],
1350     [enable_gallium_tests="$enableval"],
1351     [enable_gallium_tests=no])
1352
1353 # Option for Gallium drivers
1354
1355 # Keep this in sync with the --with-gallium-drivers help string default value
1356 GALLIUM_DRIVERS_DEFAULT="r300,r600,svga,swrast"
1357
1358 AC_ARG_WITH([gallium-drivers],
1359     [AS_HELP_STRING([--with-gallium-drivers@<:@=DIRS...@:>@],
1360         [comma delimited Gallium drivers list, e.g.
1361         "i915,nouveau,r300,r600,radeonsi,freedreno,pl111,svga,swrast,swr,tegra,vc4,vc5,virgl,etnaviv,imx"
1362         @<:@default=r300,r600,svga,swrast@:>@])],
1363     [with_gallium_drivers="$withval"],
1364     [with_gallium_drivers="$GALLIUM_DRIVERS_DEFAULT"])
1365
1366 # Doing '--without-gallium-drivers' will set this variable to 'no'.  Clear it
1367 # here so that the script doesn't choke on an unknown driver name later.
1368 case "$with_gallium_drivers" in
1369     yes) with_gallium_drivers="$GALLIUM_DRIVERS_DEFAULT" ;;
1370     no) with_gallium_drivers='' ;;
1371 esac
1372
1373 if test "x$enable_opengl" = xno -a \
1374         "x$enable_gles1" = xno -a \
1375         "x$enable_gles2" = xno -a \
1376         "x$enable_nine" = xno -a \
1377         "x$enable_xa" = xno -a \
1378         "x$enable_xvmc" = xno -a \
1379         "x$enable_vdpau" = xno -a \
1380         "x$enable_omx_bellagio" = xno -a \
1381         "x$enable_omx_tizonia" = xno -a \
1382         "x$enable_va" = xno -a \
1383         "x$enable_opencl" = xno; then
1384     AC_MSG_ERROR([at least one API should be enabled])
1385 fi
1386
1387 if test "x$enable_omx_bellagio" = xyes -a \
1388         "x$enable_omx_tizonia" = xyes; then
1389    AC_MSG_ERROR([Can't enable both bellagio and tizonia at same time])
1390 fi
1391
1392 # Building OpenGL ES1 and/or ES2 without OpenGL is not supported on mesa 9.0.x
1393 if test "x$enable_opengl" = xno -a \
1394         "x$enable_gles1" = xyes; then
1395     AC_MSG_ERROR([Building OpenGL ES1 without OpenGL is not supported])
1396 fi
1397
1398 if test "x$enable_opengl" = xno -a \
1399         "x$enable_gles2" = xyes; then
1400     AC_MSG_ERROR([Building OpenGL ES2 without OpenGL is not supported])
1401 fi
1402
1403 AM_CONDITIONAL(HAVE_OPENGL, test "x$enable_opengl" = xyes)
1404 AM_CONDITIONAL(HAVE_OPENGL_ES1, test "x$enable_gles1" = xyes)
1405 AM_CONDITIONAL(HAVE_OPENGL_ES2, test "x$enable_gles2" = xyes)
1406 AM_CONDITIONAL(NEED_OPENGL_COMMON, test "x$enable_opengl" = xyes -o \
1407                                         "x$enable_gles1" = xyes -o \
1408                                         "x$enable_gles2" = xyes)
1409 AM_CONDITIONAL(NEED_KHRPLATFORM, test "x$enable_egl" = xyes -o \
1410                                       "x$enable_gles1" = xyes -o \
1411                                       "x$enable_gles2" = xyes)
1412
1413 # Validate GLX options
1414 if test "x$enable_glx" = xyes; then
1415     if test "x$enable_dri" = xyes; then
1416         enable_glx=dri
1417     elif test -n "$with_gallium_drivers"; then
1418         enable_glx=gallium-xlib
1419     else
1420         enable_glx=xlib
1421     fi
1422 fi
1423 case "x$enable_glx" in
1424 xdri | xxlib | xgallium-xlib)
1425     # GLX requires OpenGL
1426     if test "x$enable_opengl" = xno; then
1427         AC_MSG_ERROR([GLX cannot be built without OpenGL])
1428     fi
1429
1430     # Check individual dependencies
1431     case "x$enable_glx" in
1432     xdri)
1433         if test "x$enable_dri" = xno; then
1434             AC_MSG_ERROR([DRI-based GLX requires DRI to be enabled])
1435         fi
1436         ;;
1437     xxlib)
1438         if test "x$enable_dri" = xyes; then
1439             AC_MSG_ERROR([Xlib-based GLX cannot be built with DRI enabled])
1440         fi
1441         ;;
1442     xgallium-xlib )
1443         if test "x$enable_dri" = xyes; then
1444             AC_MSG_ERROR([Xlib-based (Gallium) GLX cannot be built with DRI enabled])
1445         fi
1446         if test -z "$with_gallium_drivers"; then
1447             AC_MSG_ERROR([Xlib-based (Gallium) GLX cannot be built without Gallium enabled])
1448         fi
1449         ;;
1450     esac
1451     ;;
1452 xno)
1453     ;;
1454 *)
1455     AC_MSG_ERROR([Illegal value for --enable-glx: $enable_glx])
1456     ;;
1457 esac
1458
1459 AM_CONDITIONAL(HAVE_GLX, test "x$enable_glx" != xno)
1460 AM_CONDITIONAL(HAVE_DRI_GLX, test "x$enable_glx" = xdri)
1461 AM_CONDITIONAL(HAVE_XLIB_GLX, test "x$enable_glx" = xxlib)
1462 AM_CONDITIONAL(HAVE_GALLIUM_XLIB_GLX, test "x$enable_glx" = xgallium-xlib)
1463
1464 DEFAULT_GL_LIB_NAME=GL
1465
1466 dnl
1467 dnl Libglvnd configuration
1468 dnl
1469 AC_ARG_ENABLE([libglvnd],
1470     [AS_HELP_STRING([--enable-libglvnd],
1471         [Build GLX and EGL for libglvnd @<:@default=disabled@:>@])],
1472     [enable_libglvnd="$enableval"],
1473     [enable_libglvnd=no])
1474 AM_CONDITIONAL(USE_LIBGLVND, test "x$enable_libglvnd" = xyes)
1475
1476 if test "x$enable_libglvnd" = xyes ; then
1477     case "x$enable_glx" in
1478     xxlib | xgallium-xlib )
1479         AC_MSG_ERROR([cannot build libgvnd when Xlib-GLX or Gallium-Xlib-GLX is enabled])
1480         ;;
1481     esac
1482
1483     PKG_CHECK_MODULES([GLVND], libglvnd >= 0.2.0)
1484     LIBGLVND_DATADIR=`$PKG_CONFIG --variable=datadir libglvnd`
1485     AC_SUBST([LIBGLVND_DATADIR])
1486
1487     DEFINES="${DEFINES} -DUSE_LIBGLVND=1"
1488     DEFAULT_GL_LIB_NAME=GLX_mesa
1489
1490     if test "x$enable_glx" = xno -a "x$enable_egl" = xno; then
1491         AC_MSG_ERROR([cannot build libglvnd without GLX or EGL])
1492     fi
1493 fi
1494
1495 AC_ARG_WITH([gl-lib-name],
1496   [AS_HELP_STRING([--with-gl-lib-name@<:@=NAME@:>@],
1497     [specify GL library name @<:@default=GL@:>@])],
1498   [GL_LIB=$withval],
1499   [GL_LIB="$DEFAULT_GL_LIB_NAME"])
1500 AC_ARG_WITH([osmesa-lib-name],
1501   [AS_HELP_STRING([--with-osmesa-lib-name@<:@=NAME@:>@],
1502     [specify OSMesa library name @<:@default=OSMesa@:>@])],
1503   [OSMESA_LIB=$withval],
1504   [OSMESA_LIB=OSMesa])
1505 AS_IF([test "x$GL_LIB" = xyes], [GL_LIB="$DEFAULT_GL_LIB_NAME"])
1506 AS_IF([test "x$OSMESA_LIB" = xyes], [OSMESA_LIB=OSMesa])
1507
1508 dnl
1509 dnl Mangled Mesa support
1510 dnl
1511 AC_ARG_ENABLE([mangling],
1512   [AS_HELP_STRING([--enable-mangling],
1513     [enable mangled symbols and library name @<:@default=disabled@:>@])],
1514   [enable_mangling="${enableval}"],
1515   [enable_mangling=no]
1516 )
1517 if test "x${enable_mangling}" = "xyes" ; then
1518   DEFINES="${DEFINES} -DUSE_MGL_NAMESPACE"
1519   GL_LIB="Mangled${GL_LIB}"
1520   OSMESA_LIB="Mangled${OSMESA_LIB}"
1521 fi
1522 AC_SUBST([GL_LIB])
1523 AC_SUBST([OSMESA_LIB])
1524
1525 # Check for libdrm
1526 PKG_CHECK_MODULES([LIBDRM], [libdrm >= $LIBDRM_REQUIRED],
1527                   [have_libdrm=yes], [have_libdrm=no])
1528 if test "x$have_libdrm" = xyes; then
1529     DEFINES="$DEFINES -DHAVE_LIBDRM"
1530 fi
1531
1532 require_libdrm() {
1533     if test "x$have_libdrm" != xyes; then
1534        AC_MSG_ERROR([$1 requires libdrm >= $LIBDRM_REQUIRED])
1535     fi
1536 }
1537
1538
1539 # Select which platform-dependent DRI code gets built
1540 case "$host_os" in
1541 darwin*)
1542     dri_platform='apple' ;;
1543 cygwin*)
1544     dri_platform='windows' ;;
1545 gnu*)
1546     dri_platform='none' ;;
1547 *)
1548     dri_platform='drm' ;;
1549 esac
1550
1551 if test "x$enable_dri" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes; then
1552     have_drisw_kms='yes'
1553 fi
1554
1555 AM_CONDITIONAL(HAVE_DRICOMMON, test "x$enable_dri" = xyes )
1556 AM_CONDITIONAL(HAVE_DRISW, test "x$enable_dri" = xyes )
1557 AM_CONDITIONAL(HAVE_DRISW_KMS, test "x$have_drisw_kms" = xyes )
1558 AM_CONDITIONAL(HAVE_DRI2, test "x$enable_dri" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes )
1559 AM_CONDITIONAL(HAVE_DRI3, test "x$enable_dri3" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes )
1560 AM_CONDITIONAL(HAVE_APPLEDRI, test "x$enable_dri" = xyes -a "x$dri_platform" = xapple )
1561 AM_CONDITIONAL(HAVE_LMSENSORS, test "x$enable_lmsensors" = xyes )
1562 AM_CONDITIONAL(HAVE_GALLIUM_EXTRA_HUD, test "x$enable_gallium_extra_hud" = xyes )
1563 AM_CONDITIONAL(HAVE_WINDOWSDRI, test "x$enable_dri" = xyes -a "x$dri_platform" = xwindows )
1564
1565 AC_ARG_ENABLE([shared-glapi],
1566     [AS_HELP_STRING([--enable-shared-glapi],
1567         [Enable shared glapi for OpenGL @<:@default=enabled@:>@])],
1568     [enable_shared_glapi="$enableval"],
1569     [enable_shared_glapi=yes])
1570
1571 case "x$enable_opengl$enable_gles1$enable_gles2" in
1572 x*yes*yes*)
1573     if test "x$enable_shared_glapi" = xno; then
1574         AC_MSG_ERROR([shared GLAPI required when building two or more of
1575                       the following APIs - opengl, gles1 gles2])
1576     fi
1577     ;;
1578 esac
1579
1580 AM_CONDITIONAL(HAVE_SHARED_GLAPI, test "x$enable_shared_glapi" = xyes)
1581
1582 # Build the pipe-drivers as separate libraries/modules.
1583 # Do not touch this unless you know what you are doing.
1584 # XXX: Expose via configure option ?
1585 enable_shared_pipe_drivers=no
1586
1587 dnl
1588 dnl Driver specific build directories
1589 dnl
1590
1591 if test "x$enable_gallium_osmesa" = xyes; then
1592     if ! echo "$with_gallium_drivers" | grep -q 'swrast'; then
1593         AC_MSG_ERROR([gallium_osmesa requires the gallium swrast driver])
1594     fi
1595     if test "x$enable_osmesa" = xyes; then
1596         AC_MSG_ERROR([Cannot enable both classic and Gallium OSMesa implementations])
1597     fi
1598 fi
1599
1600 require_dri_shared_libs_and_glapi() {
1601     if test "x$enable_static" = xyes; then
1602         AC_MSG_ERROR([$1 cannot be build as static library])
1603     fi
1604
1605     if test "x$enable_dri" != xyes; then
1606         # There is only a single backend which won't be build/used otherwise.
1607         # XXX: Revisit this as the egl/haiku is a thing.
1608         AC_MSG_ERROR([$1 requires --enable-dri])
1609     fi
1610
1611     if test "x$enable_shared_glapi" != xyes; then
1612         AC_MSG_ERROR([$1 requires --enable-shared-glapi])
1613     fi
1614 }
1615
1616 if test "x$enable_dri" = xyes; then
1617     require_dri_shared_libs_and_glapi "DRI"
1618
1619     # not a hard requirement as swrast does not depend on it
1620     if test "x$have_libdrm" = xyes; then
1621         DRI_PC_REQ_PRIV="libdrm >= $LIBDRM_REQUIRED"
1622     fi
1623 fi
1624
1625 AC_ARG_ENABLE([driglx-direct],
1626     [AS_HELP_STRING([--disable-driglx-direct],
1627         [disable direct rendering in GLX and EGL for DRI \
1628             @<:@default=enabled@:>@])],
1629     [driglx_direct="$enableval"],
1630     [driglx_direct="yes"])
1631
1632 dnl
1633 dnl libGL configuration per driver
1634 dnl
1635 if test "x$enable_glx" != xno; then
1636     PKG_CHECK_MODULES([GLPROTO], [glproto >= $GLPROTO_REQUIRED])
1637 fi
1638 case "x$enable_glx" in
1639 xxlib | xgallium-xlib)
1640     # Xlib-based GLX
1641     dri_modules="x11 xext xcb"
1642     PKG_CHECK_MODULES([XLIBGL], [$dri_modules])
1643     GL_PC_REQ_PRIV="$GL_PC_REQ_PRIV $dri_modules"
1644     X11_INCLUDES="$X11_INCLUDES $XLIBGL_CFLAGS"
1645     GL_LIB_DEPS="$XLIBGL_LIBS"
1646     GL_LIB_DEPS="$GL_LIB_DEPS $SELINUX_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1647     GL_PC_LIB_PRIV="$GL_PC_LIB_PRIV $SELINUX_LIBS -lm $PTHREAD_LIBS"
1648     ;;
1649 xdri)
1650     # DRI-based GLX
1651
1652     # find the DRI deps for libGL
1653     dri_modules="x11 xext xdamage >= $XDAMAGE_REQUIRED xfixes x11-xcb xcb xcb-glx >= $XCBGLX_REQUIRED"
1654
1655     if test x"$driglx_direct" = xyes; then
1656         if test x"$dri_platform" = xdrm ; then
1657             DEFINES="$DEFINES -DGLX_USE_DRM"
1658             require_libdrm "Direct rendering"
1659
1660             PKG_CHECK_MODULES([DRI2PROTO], [dri2proto >= $DRI2PROTO_REQUIRED])
1661             GL_PC_REQ_PRIV="$GL_PC_REQ_PRIV libdrm >= $LIBDRM_REQUIRED"
1662
1663             if test x"$enable_dri" = xyes; then
1664                dri_modules="$dri_modules xcb-dri2 >= $XCBDRI2_REQUIRED"
1665             fi
1666         fi
1667         if test x"$dri_platform" = xapple ; then
1668             DEFINES="$DEFINES -DGLX_USE_APPLEGL"
1669         fi
1670         if test x"$dri_platform" = xwindows ; then
1671             DEFINES="$DEFINES -DGLX_USE_WINDOWSGL"
1672         fi
1673     fi
1674
1675     # add xf86vidmode if available
1676     PKG_CHECK_MODULES([XF86VIDMODE], [xxf86vm], HAVE_XF86VIDMODE=yes, HAVE_XF86VIDMODE=no)
1677     if test "$HAVE_XF86VIDMODE" = yes ; then
1678         dri_modules="$dri_modules xxf86vm"
1679     fi
1680
1681     PKG_CHECK_MODULES([DRIGL], [$dri_modules])
1682     GL_PC_REQ_PRIV="$GL_PC_REQ_PRIV $dri_modules"
1683     X11_INCLUDES="$X11_INCLUDES $DRIGL_CFLAGS"
1684     GL_LIB_DEPS="$DRIGL_LIBS"
1685
1686     # need DRM libs, $PTHREAD_LIBS, etc.
1687     GL_LIB_DEPS="$GL_LIB_DEPS $LIBDRM_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1688     GL_PC_LIB_PRIV="-lm $PTHREAD_LIBS $DLOPEN_LIBS"
1689     ;;
1690 esac
1691
1692 # This is outside the case (above) so that it is invoked even for non-GLX
1693 # builds.
1694 AM_CONDITIONAL(HAVE_XF86VIDMODE, test "x$HAVE_XF86VIDMODE" = xyes)
1695
1696 GLESv1_CM_LIB_DEPS="$LIBDRM_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1697 GLESv1_CM_PC_LIB_PRIV="-lm $PTHREAD_LIBS $DLOPEN_LIBS"
1698 GLESv2_LIB_DEPS="$LIBDRM_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1699 GLESv2_PC_LIB_PRIV="-lm $PTHREAD_LIBS $DLOPEN_LIBS"
1700
1701 AC_SUBST([X11_INCLUDES])
1702 AC_SUBST([GL_LIB_DEPS])
1703 AC_SUBST([GL_PC_REQ_PRIV])
1704 AC_SUBST([GL_PC_LIB_PRIV])
1705 AC_SUBST([GL_PC_CFLAGS])
1706 AC_SUBST([DRI_PC_REQ_PRIV])
1707 AC_SUBST([GLESv1_CM_LIB_DEPS])
1708 AC_SUBST([GLESv1_CM_PC_LIB_PRIV])
1709 AC_SUBST([GLESv2_LIB_DEPS])
1710 AC_SUBST([GLESv2_PC_LIB_PRIV])
1711
1712 AC_SUBST([HAVE_XF86VIDMODE])
1713
1714 dnl
1715 dnl More GLX setup
1716 dnl
1717 case "x$enable_glx" in
1718 xxlib | xgallium-xlib)
1719     DEFINES="$DEFINES -DUSE_XSHM"
1720     ;;
1721 xdri)
1722     DEFINES="$DEFINES -DGLX_INDIRECT_RENDERING"
1723     if test "x$driglx_direct" = xyes; then
1724         DEFINES="$DEFINES -DGLX_DIRECT_RENDERING"
1725     fi
1726     ;;
1727 esac
1728
1729 dnl
1730 dnl TLS detection
1731 dnl
1732
1733 AC_ARG_ENABLE([glx-tls],
1734     [AS_HELP_STRING([--enable-glx-tls],
1735         [enable TLS support in GLX @<:@default=enabled@:>@])],
1736     [GLX_USE_TLS="$enableval"],
1737     [GLX_USE_TLS=yes])
1738 AC_SUBST(GLX_TLS, ${GLX_USE_TLS})
1739
1740 if test "x$GLX_USE_TLS" = xyes; then
1741     DEFINES="$DEFINES -DGLX_USE_TLS"
1742 fi
1743
1744 dnl Read-only text section on x86 hardened platforms
1745 AC_ARG_ENABLE([glx-read-only-text],
1746     [AS_HELP_STRING([--enable-glx-read-only-text],
1747         [Disable writable .text section on x86 (decreases performance) @<:@default=disabled@:>@])],
1748     [enable_glx_read_only_text="$enableval"],
1749     [enable_glx_read_only_text=no])
1750 if test "x$enable_glx_read_only_text" = xyes; then
1751     DEFINES="$DEFINES -DGLX_X86_READONLY_TEXT"
1752 fi
1753
1754 dnl
1755 dnl DEPRECATED: EGL Platforms configuration
1756 dnl
1757 AC_ARG_WITH([egl-platforms],
1758     [AS_HELP_STRING([--with-egl-platforms@<:@=DIRS...@:>@],
1759         [DEPRECATED: use --with-platforms instead@<:@default=auto@:>@])],
1760     [with_egl_platforms="$withval"],
1761     [with_egl_platforms=auto])
1762
1763 if test "x$with_egl_platforms" = xauto; then
1764     with_egl_platforms="x11,surfaceless"
1765     if test "x$enable_gbm" = xyes; then
1766         with_egl_platforms="$with_egl_platforms,drm"
1767     fi
1768 else
1769     AC_MSG_WARN([--with-egl-platforms is deprecated. Use --with-platforms instead.])
1770 fi
1771
1772 dnl
1773 dnl Platforms configuration
1774 dnl
1775 AC_ARG_WITH([platforms],
1776     [AS_HELP_STRING([--with-platforms@<:@=DIRS...@:>@],
1777         [comma delimited native platforms libEGL/Vulkan/other supports, e.g.
1778         "x11,drm,wayland,surfaceless..." @<:@default=auto@:>@])],
1779     [with_platforms="$withval"],
1780     [with_platforms=auto])
1781
1782 # Reuse the autodetection rather than duplicating it.
1783 if test "x$with_platforms" = xauto; then
1784     with_platforms=$with_egl_platforms
1785 fi
1786
1787 # Do per platform setups and checks
1788 platforms=`IFS=', '; echo $with_platforms`
1789 for plat in $platforms; do
1790     case "$plat" in
1791     wayland)
1792
1793         PKG_CHECK_MODULES([WAYLAND_CLIENT], [wayland-client >= $WAYLAND_REQUIRED])
1794         PKG_CHECK_MODULES([WAYLAND_SERVER], [wayland-server >= $WAYLAND_REQUIRED])
1795         PKG_CHECK_MODULES([WAYLAND_PROTOCOLS], [wayland-protocols >= $WAYLAND_PROTOCOLS_REQUIRED])
1796         WAYLAND_PROTOCOLS_DATADIR=`$PKG_CONFIG --variable=pkgdatadir wayland-protocols`
1797
1798         PKG_CHECK_MODULES([WAYLAND_SCANNER], [wayland-scanner],
1799                           WAYLAND_SCANNER=`$PKG_CONFIG --variable=wayland_scanner wayland-scanner`,
1800                           WAYLAND_SCANNER='')
1801         if test "x$WAYLAND_SCANNER" = x; then
1802             AC_PATH_PROG([WAYLAND_SCANNER], [wayland-scanner], [:])
1803         fi
1804
1805         if test "x$WAYLAND_SCANNER" = "x:"; then
1806                 AC_MSG_ERROR([wayland-scanner is needed to compile the wayland platform])
1807         fi
1808         DEFINES="$DEFINES -DHAVE_WAYLAND_PLATFORM -DWL_HIDE_DEPRECATED"
1809         ;;
1810
1811     x11)
1812         PKG_CHECK_MODULES([XCB_DRI2], [x11-xcb xcb xcb-dri2 >= $XCBDRI2_REQUIRED xcb-xfixes])
1813         DEFINES="$DEFINES -DHAVE_X11_PLATFORM"
1814         ;;
1815
1816     drm)
1817         test "x$enable_gbm" = "xno" &&
1818                 AC_MSG_ERROR([EGL platform drm needs gbm])
1819         DEFINES="$DEFINES -DHAVE_DRM_PLATFORM"
1820         ;;
1821
1822     surfaceless)
1823         DEFINES="$DEFINES -DHAVE_SURFACELESS_PLATFORM"
1824         ;;
1825
1826     android)
1827         PKG_CHECK_MODULES([ANDROID], [cutils hardware sync])
1828         DEFINES="$DEFINES -DHAVE_ANDROID_PLATFORM"
1829         ;;
1830
1831     *)
1832         AC_MSG_ERROR([platform '$plat' does not exist])
1833         ;;
1834     esac
1835
1836     case "$plat" in
1837     wayland|drm|surfaceless)
1838         require_libdrm "Platform $plat"
1839         ;;
1840     esac
1841 done
1842 AC_SUBST([WAYLAND_PROTOCOLS_DATADIR])
1843
1844 if test "x$enable_glx" != xno; then
1845     if ! echo "$platforms" | grep -q 'x11'; then
1846         AC_MSG_ERROR([Building GLX without the x11 platform is not supported])
1847     fi
1848 fi
1849
1850 if test x"$enable_dri3" = xyes; then
1851     DEFINES="$DEFINES -DHAVE_DRI3"
1852
1853     dri3_modules="x11-xcb xcb >= $XCB_REQUIRED xcb-dri3 xcb-xfixes xcb-present xcb-sync xshmfence >= $XSHMFENCE_REQUIRED"
1854     PKG_CHECK_MODULES([XCB_DRI3], [$dri3_modules])
1855     dri3_modifier_modules="xcb-dri3 >= $XCBDRI3_MODIFIERS_REQUIRED xcb-present >= $XCBPRESENT_MODIFIERS_REQUIRED"
1856     PKG_CHECK_MODULES([XCB_DRI3_MODIFIERS], [$dri3_modifier_modules], [have_dri3_modifiers=yes], [have_dri3_modifiers=no])
1857
1858     if test "x$have_dri3_modifiers" == xyes; then
1859         DEFINES="$DEFINES -DHAVE_DRI3_MODIFIERS"
1860     fi
1861 fi
1862
1863 AM_CONDITIONAL(HAVE_PLATFORM_X11, echo "$platforms" | grep -q 'x11')
1864 AM_CONDITIONAL(HAVE_PLATFORM_WAYLAND, echo "$platforms" | grep -q 'wayland')
1865 AM_CONDITIONAL(HAVE_PLATFORM_DRM, echo "$platforms" | grep -q 'drm')
1866 AM_CONDITIONAL(HAVE_PLATFORM_SURFACELESS, echo "$platforms" | grep -q 'surfaceless')
1867 AM_CONDITIONAL(HAVE_PLATFORM_ANDROID, echo "$platforms" | grep -q 'android')
1868
1869 dnl
1870 dnl More DRI setup
1871 dnl
1872 dnl Directory for DRI drivers
1873 AC_ARG_WITH([dri-driverdir],
1874     [AS_HELP_STRING([--with-dri-driverdir=DIR],
1875         [directory for the DRI drivers @<:@${libdir}/dri@:>@])],
1876     [DRI_DRIVER_INSTALL_DIR="$withval"],
1877     [DRI_DRIVER_INSTALL_DIR='${libdir}/dri'])
1878 AC_SUBST([DRI_DRIVER_INSTALL_DIR])
1879 dnl Extra search path for DRI drivers
1880 AC_ARG_WITH([dri-searchpath],
1881     [AS_HELP_STRING([--with-dri-searchpath=DIRS...],
1882         [semicolon delimited DRI driver search directories @<:@${libdir}/dri@:>@])],
1883     [DRI_DRIVER_SEARCH_DIR="$withval"],
1884     [DRI_DRIVER_SEARCH_DIR='${DRI_DRIVER_INSTALL_DIR}'])
1885 AC_SUBST([DRI_DRIVER_SEARCH_DIR])
1886 dnl Which drivers to build - default is chosen by platform
1887 AC_ARG_WITH([dri-drivers],
1888     [AS_HELP_STRING([--with-dri-drivers@<:@=DIRS...@:>@],
1889         [comma delimited classic DRI drivers list, e.g.
1890         "i915,i965,nouveau,radeon,r200,swrast" @<:@default=auto@:>@])],
1891     [with_dri_drivers="$withval"],
1892     [with_dri_drivers=auto])
1893
1894 if test "x$with_dri_drivers" = xauto; then
1895     if test "x$enable_opengl" = xyes -a "x$enable_dri" = xyes; then
1896         with_dri_drivers="yes"
1897     else
1898         with_dri_drivers="no"
1899     fi
1900 fi
1901 if test "x$with_dri_drivers" = xno; then
1902     with_dri_drivers=''
1903 fi
1904
1905 # Check for expat
1906 PKG_CHECK_MODULES([EXPAT], [expat],,
1907     [PKG_CHECK_MODULES([EXPAT], [expat21])]
1908 )
1909
1910 dnl If $with_dri_drivers is yes, drivers will be added through
1911 dnl platform checks. Set DEFINES and LIB_DEPS
1912 if test "x$enable_dri" = xyes; then
1913     # Platform specific settings and drivers to build
1914     case "$host_os" in
1915     linux*)
1916         case "$host_cpu" in
1917         powerpc* | sparc*)
1918             # Build only the drivers for cards that exist on PowerPC/sparc
1919             if test "x$with_dri_drivers" = "xyes"; then
1920                 with_dri_drivers="r200 radeon swrast"
1921             fi
1922             ;;
1923         esac
1924         ;;
1925     cygwin*)
1926         if test "x$with_dri_drivers" = "xyes"; then
1927             with_dri_drivers="swrast"
1928         fi
1929         ;;
1930     darwin*)
1931         DEFINES="$DEFINES -DBUILDING_MESA"
1932         if test "x$with_dri_drivers" = "xyes"; then
1933             with_dri_drivers="swrast"
1934         fi
1935         ;;
1936     esac
1937
1938     # default drivers
1939     if test "x$with_dri_drivers" = "xyes"; then
1940         with_dri_drivers="i915 i965 nouveau r200 radeon swrast"
1941     fi
1942
1943     # put all the necessary libs together
1944     DRI_LIB_DEPS="$DRI_LIB_DEPS $SELINUX_LIBS $LIBDRM_LIBS $EXPAT_LIBS -lm $PTHREAD_LIBS $DLOPEN_LIBS"
1945 fi
1946
1947 AC_SUBST([DRI_LIB_DEPS])
1948
1949 DRI_DIRS=''
1950 dnl Duplicates in DRI_DIRS are removed by sorting it at the end of this block
1951 if test -n "$with_dri_drivers"; then
1952     if test "x$enable_opengl" != xyes; then
1953         AC_MSG_ERROR([--with-dri-drivers requires OpenGL])
1954     fi
1955
1956     dri_drivers=`IFS=', '; echo $with_dri_drivers`
1957     for driver in $dri_drivers; do
1958         DRI_DIRS="$DRI_DIRS $driver"
1959         case "x$driver" in
1960         xi915)
1961             require_libdrm "i915"
1962             HAVE_I915_DRI=yes
1963             PKG_CHECK_MODULES([I915], [libdrm >= $LIBDRM_INTEL_REQUIRED libdrm_intel >= $LIBDRM_INTEL_REQUIRED])
1964             ;;
1965         xi965)
1966             require_libdrm "i965"
1967             HAVE_I965_DRI=yes
1968             ;;
1969         xnouveau)
1970             require_libdrm "nouveau"
1971             HAVE_NOUVEAU_DRI=yes
1972             PKG_CHECK_MODULES([NVVIEUX], [libdrm >= $LIBDRM_NVVIEUX_REQUIRED libdrm_nouveau >= $LIBDRM_NVVIEUX_REQUIRED])
1973             ;;
1974         xradeon)
1975             require_libdrm "radeon"
1976             HAVE_RADEON_DRI=yes;
1977             PKG_CHECK_MODULES([RADEON], [libdrm >= $LIBDRM_RADEON_REQUIRED libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
1978             ;;
1979         xr200)
1980             require_libdrm "r200"
1981             HAVE_R200_DRI=yes
1982             PKG_CHECK_MODULES([RADEON], [libdrm >= $LIBDRM_RADEON_REQUIRED libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
1983             ;;
1984         xswrast)
1985             HAVE_SWRAST_DRI=yes
1986             ;;
1987         *)
1988             AC_MSG_ERROR([classic DRI driver '$driver' does not exist])
1989             ;;
1990         esac
1991     done
1992     DRI_DIRS=`echo $DRI_DIRS|tr " " "\n"|sort -u|tr "\n" " "`
1993 fi
1994
1995
1996 dnl
1997 dnl Gallium LLVM
1998 dnl Deprecated: kept for backwards compatibility
1999 dnl
2000 AC_ARG_ENABLE([gallium-llvm],
2001     [AS_HELP_STRING([--enable-gallium-llvm],
2002         [DEPRECATED: use --enable-llvm instead])],
2003     [enable_gallium_llvm="$enableval"],
2004     [enable_gallium_llvm=auto])
2005
2006 if test "x$enable_gallium_llvm" != xauto; then
2007    AC_MSG_WARN([The --enable-gallium-llvm option has been deprecated. Use --enable-llvm instead.])
2008    enable_llvm=$enable_gallium_llvm
2009 fi
2010
2011 dnl
2012 dnl LLVM
2013 dnl
2014 AC_ARG_ENABLE([llvm],
2015     [AS_HELP_STRING([--enable-llvm],
2016         [build with LLVM support @<:@default=enabled on x86/x86_64@:>@])],
2017     [enable_llvm="$enableval"],
2018     [enable_llvm=auto])
2019
2020 if test "x$enable_llvm" = xauto -a "x$FOUND_LLVM" = xyes; then
2021     if test "x$FOUND_LLVM" = xyes; then
2022         case "$host_cpu" in
2023         i*86|x86_64|amd64) enable_llvm=yes;;
2024         *) enable_llvm=no;;
2025         esac
2026     else
2027         enable_llvm=no
2028     fi
2029 fi
2030
2031 if test "x$enable_llvm" = xyes -a "x$FOUND_LLVM" = xno; then
2032     AC_MSG_ERROR([--enable-llvm selected but llvm-config is not found])
2033 fi
2034
2035 #
2036 # Vulkan driver configuration
2037 #
2038
2039 AC_ARG_WITH([vulkan-drivers],
2040     [AS_HELP_STRING([--with-vulkan-drivers@<:@=DIRS...@:>@],
2041         [comma delimited Vulkan drivers list, e.g.
2042         "intel,radeon"
2043         @<:@default=no@:>@])],
2044     [with_vulkan_drivers="$withval"],
2045     [with_vulkan_drivers="no"])
2046
2047 # Doing '--without-vulkan-drivers' will set this variable to 'no'.  Clear it
2048 # here so that the script doesn't choke on an unknown driver name later.
2049 case "x$with_vulkan_drivers" in
2050     xyes) with_vulkan_drivers="$VULKAN_DRIVERS_DEFAULT" ;;
2051     xno) with_vulkan_drivers='' ;;
2052 esac
2053
2054 AC_ARG_WITH([vulkan-icddir],
2055     [AS_HELP_STRING([--with-vulkan-icddir=DIR],
2056         [directory for the Vulkan driver icd files @<:@${datarootdir}/vulkan/icd.d@:>@])],
2057     [VULKAN_ICD_INSTALL_DIR="$withval"],
2058     [VULKAN_ICD_INSTALL_DIR='${datarootdir}/vulkan/icd.d'])
2059 AC_SUBST([VULKAN_ICD_INSTALL_DIR])
2060
2061 require_x11_dri3() {
2062     if echo "$platforms" | grep -q 'x11'; then
2063         if test "x$enable_dri3" != xyes; then
2064             AC_MSG_ERROR([$1 Vulkan driver requires DRI3 when built with X11])
2065         fi
2066     fi
2067 }
2068
2069 if test -n "$with_vulkan_drivers"; then
2070     if test "x$ac_cv_func_dl_iterate_phdr" = xno; then
2071         AC_MSG_ERROR([Vulkan drivers require the dl_iterate_phdr function])
2072     fi
2073
2074     VULKAN_DRIVERS=`IFS=', '; echo $with_vulkan_drivers`
2075     for driver in $VULKAN_DRIVERS; do
2076         case "x$driver" in
2077         xintel)
2078             require_libdrm "ANV"
2079             require_x11_dri3 "ANV"
2080             HAVE_INTEL_VULKAN=yes
2081             ;;
2082         xradeon)
2083             require_libdrm "radv"
2084             PKG_CHECK_MODULES([AMDGPU], [libdrm >= $LIBDRM_AMDGPU_REQUIRED libdrm_amdgpu >= $LIBDRM_AMDGPU_REQUIRED])
2085             radeon_llvm_check $LLVM_REQUIRED_RADV "radv"
2086             require_x11_dri3 "radv"
2087             HAVE_RADEON_VULKAN=yes
2088             ;;
2089         *)
2090             AC_MSG_ERROR([Vulkan driver '$driver' does not exist])
2091             ;;
2092         esac
2093     done
2094     VULKAN_DRIVERS=`echo $VULKAN_DRIVERS|tr " " "\n"|sort -u|tr "\n" " "`
2095 fi
2096
2097
2098 DEFINES="$DEFINES -DENABLE_SHADER_CACHE"
2099 AM_CONDITIONAL(NEED_MEGADRIVER, test -n "$DRI_DIRS")
2100 AM_CONDITIONAL(NEED_LIBMESA, test "x$enable_glx" = xxlib -o \
2101                                   "x$enable_osmesa" = xyes -o \
2102                                   -n "$DRI_DIRS")
2103
2104 dnl
2105 dnl OSMesa configuration
2106 dnl
2107
2108 dnl Configure the channel bits for OSMesa (libOSMesa, libOSMesa16, ...)
2109 AC_ARG_WITH([osmesa-bits],
2110     [AS_HELP_STRING([--with-osmesa-bits=BITS],
2111         [OSMesa channel bits and library name: 8, 16, 32 @<:@default=8@:>@])],
2112     [osmesa_bits="$withval"],
2113     [osmesa_bits=8])
2114 if test "x$osmesa_bits" != x8; then
2115     if test "x$enable_dri" = xyes -o "x$enable_glx" != xno; then
2116         AC_MSG_WARN([Ignoring OSMesa channel bits because of non-OSMesa driver])
2117         osmesa_bits=8
2118     fi
2119 fi
2120 case "x$osmesa_bits" in
2121 x8)
2122     OSMESA_LIB="${OSMESA_LIB}"
2123     ;;
2124 x16|x32)
2125     OSMESA_LIB="${OSMESA_LIB}$osmesa_bits"
2126     DEFINES="$DEFINES -DCHAN_BITS=$osmesa_bits -DDEFAULT_SOFTWARE_DEPTH_BITS=31"
2127     ;;
2128 *)
2129     AC_MSG_ERROR([OSMesa bits '$osmesa_bits' is not a valid option])
2130     ;;
2131 esac
2132
2133 if test "x$enable_osmesa" = xyes -o "x$enable_gallium_osmesa" = xyes; then
2134     # only link libraries with osmesa if shared
2135     if test "$enable_static" = no; then
2136         OSMESA_LIB_DEPS="-lm $PTHREAD_LIBS $SELINUX_LIBS $DLOPEN_LIBS"
2137     else
2138         OSMESA_LIB_DEPS=""
2139     fi
2140     OSMESA_PC_LIB_PRIV="-lm $PTHREAD_LIBS $SELINUX_LIBS $DLOPEN_LIBS"
2141 fi
2142
2143 AC_SUBST([OSMESA_LIB_DEPS])
2144 AC_SUBST([OSMESA_PC_REQ])
2145 AC_SUBST([OSMESA_PC_LIB_PRIV])
2146
2147 dnl
2148 dnl gbm configuration
2149 dnl
2150 if test "x$enable_gbm" = xyes; then
2151     require_dri_shared_libs_and_glapi "gbm"
2152 fi
2153 AM_CONDITIONAL(HAVE_GBM, test "x$enable_gbm" = xyes)
2154 # FINISHME: GBM has a number of dependencies which we should add below
2155 GBM_PC_REQ_PRIV=""
2156 GBM_PC_LIB_PRIV="$DLOPEN_LIBS"
2157 AC_SUBST([GBM_PC_REQ_PRIV])
2158 AC_SUBST([GBM_PC_LIB_PRIV])
2159
2160 dnl
2161 dnl EGL configuration
2162 dnl
2163
2164 if test "x$enable_egl" = xyes; then
2165     EGL_LIB_DEPS="$DLOPEN_LIBS $SELINUX_LIBS $PTHREAD_LIBS"
2166
2167     AC_CHECK_FUNC(mincore, [DEFINES="$DEFINES -DHAVE_MINCORE"])
2168
2169     require_dri_shared_libs_and_glapi "egl"
2170 fi
2171 AM_CONDITIONAL(HAVE_EGL, test "x$enable_egl" = xyes)
2172 AC_SUBST([EGL_LIB_DEPS])
2173
2174 gallium_st="mesa"
2175
2176 dnl
2177 dnl XA configuration
2178 dnl
2179 if test "x$enable_xa" = xyes; then
2180     if test "x$with_gallium_drivers" = xswrast; then
2181        AC_MSG_ERROR([
2182           Building xa requires at least one non swrast gallium driver.
2183           If you are looking to use libxatracker.so with the VMware driver,
2184           make sure to include svga in the gallium drivers list, apart from
2185           enabling XA.
2186           Example: ./configure --enable-xa --with-gallium-drivers=svga...])
2187     fi
2188     gallium_st="$gallium_st xa"
2189 fi
2190 AM_CONDITIONAL(HAVE_ST_XA, test "x$enable_xa" = xyes)
2191
2192 if echo $platforms | grep -q "x11"; then
2193     have_xvmc_platform=yes
2194 else
2195     have_xvmc_platform=no
2196 fi
2197
2198 if echo $platforms | grep -q "x11"; then
2199     have_vdpau_platform=yes
2200 else
2201     have_vdpau_platform=no
2202 fi
2203
2204 if echo $platforms | grep -q "x11\|drm"; then
2205     have_omx_platform=yes
2206 else
2207     have_omx_platform=no
2208 fi
2209
2210 if echo $platforms | grep -q "x11\|drm\|wayland"; then
2211     have_va_platform=yes
2212 else
2213     have_va_platform=no
2214 fi
2215
2216 dnl
2217 dnl Gallium G3DVL configuration
2218 dnl
2219 if test -n "$with_gallium_drivers" -a "x$with_gallium_drivers" != xswrast; then
2220     if test "x$enable_xvmc" = xauto -a "x$have_xvmc_platform" = xyes; then
2221         PKG_CHECK_EXISTS([xvmc >= $XVMC_REQUIRED], [enable_xvmc=yes], [enable_xvmc=no])
2222     fi
2223
2224     if test "x$enable_vdpau" = xauto -a "x$have_vdpau_platform" = xyes; then
2225         PKG_CHECK_EXISTS([vdpau >= $VDPAU_REQUIRED], [enable_vdpau=yes], [enable_vdpau=no])
2226     fi
2227
2228     if test "x$enable_omx_bellagio" = xauto -a "x$have_omx_platform" = xyes; then
2229         PKG_CHECK_EXISTS([libomxil-bellagio >= $LIBOMXIL_BELLAGIO_REQUIRED], [enable_omx_bellagio=yes], [enable_omx_bellagio=no])
2230     fi
2231
2232     if test "x$enable_omx_tizonia" = xauto -a "x$have_omx_platform" = xyes; then
2233        PKG_CHECK_EXISTS([libtizonia >= $LIBOMXIL_TIZONIA_REQUIRED], [enable_omx_tizonia=yes], [enable_omx_tizonia=no])
2234     fi
2235
2236     if test "x$enable_va" = xauto -a "x$have_va_platform" = xyes; then
2237         PKG_CHECK_EXISTS([libva >= $LIBVA_REQUIRED], [enable_va=yes], [enable_va=no])
2238     fi
2239 fi
2240
2241 if test "x$enable_dri" = xyes -o \
2242         "x$enable_xvmc" = xyes -o \
2243         "x$enable_vdpau" = xyes -o \
2244         "x$enable_omx_bellagio" = xyes -o \
2245         "x$enable_omx_tizonia" = xyes -o \
2246         "x$enable_va" = xyes; then
2247     need_gallium_vl=yes
2248 fi
2249 AM_CONDITIONAL(NEED_GALLIUM_VL, test "x$need_gallium_vl" = xyes)
2250
2251 if test "x$enable_xvmc" = xyes -o \
2252         "x$enable_vdpau" = xyes -o \
2253         "x$enable_omx_bellagio" = xyes -o \
2254         "x$enable_omx_tizonia" = xyes -o \
2255         "x$enable_va" = xyes; then
2256     if echo $platforms | grep -q "x11"; then
2257         PKG_CHECK_MODULES([VL], [x11-xcb xcb xcb-dri2 >= $XCBDRI2_REQUIRED])
2258     fi
2259     need_gallium_vl_winsys=yes
2260 fi
2261 AM_CONDITIONAL(NEED_GALLIUM_VL_WINSYS, test "x$need_gallium_vl_winsys" = xyes)
2262
2263 if test "x$enable_xvmc" = xyes; then
2264     if test "x$have_xvmc_platform" != xyes; then
2265         AC_MSG_ERROR([XVMC requires the x11 platforms])
2266     fi
2267     PKG_CHECK_MODULES([XVMC], [xvmc >= $XVMC_REQUIRED])
2268     gallium_st="$gallium_st xvmc"
2269 fi
2270 AM_CONDITIONAL(HAVE_ST_XVMC, test "x$enable_xvmc" = xyes)
2271
2272 if test "x$enable_vdpau" = xyes; then
2273     if test "x$have_vdpau_platform" != xyes; then
2274         AC_MSG_ERROR([VDPAU requires the x11 platforms])
2275     fi
2276     PKG_CHECK_MODULES([VDPAU], [vdpau >= $VDPAU_REQUIRED])
2277     gallium_st="$gallium_st vdpau"
2278     DEFINES="$DEFINES -DHAVE_ST_VDPAU"
2279 fi
2280 AM_CONDITIONAL(HAVE_ST_VDPAU, test "x$enable_vdpau" = xyes)
2281
2282 if test "x$enable_omx_bellagio" = xyes; then
2283     if test "x$have_omx_platform" != xyes; then
2284         AC_MSG_ERROR([OMX requires at least one of the x11 or drm platforms])
2285     fi
2286     PKG_CHECK_MODULES([OMX_BELLAGIO], [libomxil-bellagio >= $LIBOMXIL_BELLAGIO_REQUIRED])
2287     gallium_st="$gallium_st omx_bellagio"
2288     AC_DEFINE([ENABLE_ST_OMX_BELLAGIO], 1, [Use Bellagio for OMX IL])
2289 else
2290     AC_DEFINE([ENABLE_ST_OMX_BELLAGIO], 0)
2291 fi
2292 AM_CONDITIONAL(HAVE_ST_OMX_BELLAGIO, test "x$enable_omx_bellagio" = xyes)
2293
2294 if test "x$enable_omx_tizonia" = xyes; then
2295     if test "x$have_omx_platform" != xyes; then
2296         AC_MSG_ERROR([OMX requires at least one of the x11 or drm platforms])
2297     fi
2298     PKG_CHECK_MODULES([OMX_TIZONIA],
2299                       [libtizonia >= $LIBOMXIL_TIZONIA_REQUIRED
2300                        tizilheaders >= $LIBOMXIL_TIZONIA_REQUIRED
2301                        libtizplatform >= $LIBOMXIL_TIZONIA_REQUIRED])
2302     gallium_st="$gallium_st omx_tizonia"
2303     AC_DEFINE([ENABLE_ST_OMX_TIZONIA], 1, [Use Tizoina for OMX IL])
2304 else
2305     AC_DEFINE([ENABLE_ST_OMX_TIZONIA], 0)
2306 fi
2307 AM_CONDITIONAL(HAVE_ST_OMX_TIZONIA, test "x$enable_omx_tizonia" = xyes)
2308
2309 if test "x$enable_va" = xyes; then
2310     if test "x$have_va_platform" != xyes; then
2311         AC_MSG_ERROR([VA requires at least one of the x11 drm or wayland platforms])
2312     fi
2313     PKG_CHECK_MODULES([VA], [libva >= $LIBVA_REQUIRED])
2314     gallium_st="$gallium_st va"
2315 fi
2316 AM_CONDITIONAL(HAVE_ST_VA, test "x$enable_va" = xyes)
2317
2318 dnl
2319 dnl Nine Direct3D9 configuration
2320 dnl
2321 if test "x$enable_nine" = xyes; then
2322     if ! echo "$with_gallium_drivers" | grep -q 'swrast'; then
2323         AC_MSG_ERROR([nine requires the gallium swrast driver])
2324     fi
2325     if test "x$with_gallium_drivers" = xswrast; then
2326         AC_MSG_ERROR([nine requires at least one non-swrast gallium driver])
2327     fi
2328     if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 6; then
2329         AC_MSG_ERROR([gcc >= 4.6 is required to build nine])
2330     fi
2331
2332     if test "x$enable_dri3" = xno; then
2333         AC_MSG_WARN([using nine together with wine requires DRI3 enabled system])
2334     fi
2335
2336     gallium_st="$gallium_st nine"
2337 fi
2338 AM_CONDITIONAL(HAVE_ST_NINE, test "x$enable_nine" = xyes)
2339
2340 dnl
2341 dnl OpenCL configuration
2342 dnl
2343
2344 AC_ARG_WITH([clang-libdir],
2345    [AS_HELP_STRING([--with-clang-libdir],
2346          [Path to Clang libraries @<:@default=llvm-config --libdir@:>@])],
2347    [CLANG_LIBDIR="$withval"],
2348    [CLANG_LIBDIR=''])
2349
2350 PKG_CHECK_EXISTS([libclc], [have_libclc=yes], [have_libclc=no])
2351
2352 if test "x$enable_opencl" = xyes; then
2353     if test -z "$with_gallium_drivers"; then
2354         AC_MSG_ERROR([cannot enable OpenCL without Gallium])
2355     fi
2356
2357     if test "x$HAVE_CXX11" != "xyes"; then
2358        AC_MSG_ERROR([clover requires c++11 support])
2359     fi
2360
2361     if test "x$have_libclc" = xno; then
2362         AC_MSG_ERROR([pkg-config cannot find libclc.pc which is required to build clover.
2363                     Make sure the directory containing libclc.pc is specified in your
2364                     PKG_CONFIG_PATH environment variable.
2365                     By default libclc.pc is installed to /usr/local/share/pkgconfig/])
2366     else
2367         LIBCLC_INCLUDEDIR=`$PKG_CONFIG --variable=includedir libclc`
2368         LIBCLC_LIBEXECDIR=`$PKG_CONFIG --variable=libexecdir libclc`
2369         AC_SUBST([LIBCLC_INCLUDEDIR])
2370         AC_SUBST([LIBCLC_LIBEXECDIR])
2371     fi
2372
2373     gallium_st="$gallium_st clover"
2374
2375     if test "x$enable_opencl_icd" = xyes; then
2376         OPENCL_LIBNAME="MesaOpenCL"
2377     else
2378         OPENCL_LIBNAME="OpenCL"
2379     fi
2380
2381     if test "x$have_libelf" != xyes; then
2382        AC_MSG_ERROR([Clover requires libelf])
2383     fi
2384
2385     if test "x${ac_cv_cxx_compiler_gnu}" = xyes; then
2386         altivec_enabled=no
2387         AC_COMPILE_IFELSE([AC_LANG_SOURCE([
2388         #if !defined(__VEC__) || !defined(__ALTIVEC__)
2389         #error "AltiVec not enabled"
2390         #endif
2391         ])], altivec_enabled=yes)
2392
2393         if test "$altivec_enabled" = yes; then
2394             CLOVER_STD_OVERRIDE="-std=gnu++11"
2395         fi
2396         AC_SUBST([CLOVER_STD_OVERRIDE])
2397     fi
2398
2399     llvm_require_version $LLVM_REQUIRED_OPENCL "opencl"
2400
2401     llvm_add_default_components "opencl"
2402     llvm_add_component "all-targets" "opencl"
2403     llvm_add_component "coverage" "opencl"
2404     llvm_add_component "linker" "opencl"
2405     llvm_add_component "instrumentation" "opencl"
2406     llvm_add_component "ipo" "opencl"
2407     llvm_add_component "irreader" "opencl"
2408     llvm_add_component "lto" "opencl"
2409     llvm_add_component "option" "opencl"
2410     llvm_add_component "objcarcopts" "opencl"
2411     llvm_add_component "profiledata" "opencl"
2412     llvm_add_optional_component "coroutines" "opencl"
2413
2414     dnl Check for Clang internal headers
2415     if test -z "$CLANG_LIBDIR"; then
2416         CLANG_LIBDIR=${LLVM_LIBDIR}
2417     fi
2418     CLANG_RESOURCE_DIR=$CLANG_LIBDIR/clang/${LLVM_VERSION}
2419     AS_IF([test ! -f "$CLANG_RESOURCE_DIR/include/stddef.h"],
2420         [AC_MSG_ERROR([Could not find clang internal header stddef.h in $CLANG_RESOURCE_DIR Use --with-clang-libdir to specify the correct path to the clang libraries.])])
2421 fi
2422 AM_CONDITIONAL(HAVE_CLOVER, test "x$enable_opencl" = xyes)
2423 AM_CONDITIONAL(HAVE_CLOVER_ICD, test "x$enable_opencl_icd" = xyes)
2424 AC_SUBST([OPENCL_LIBNAME])
2425 AC_SUBST([CLANG_RESOURCE_DIR])
2426
2427 dnl
2428 dnl Gallium configuration
2429 dnl
2430 AM_CONDITIONAL(HAVE_GALLIUM, test -n "$with_gallium_drivers")
2431
2432 # libEGL wants to default to the first platform specified in
2433 # ./configure.  parse that here.
2434 if test "x$platforms" != "x"; then
2435     FIRST_PLATFORM_CAPS=`echo $platforms | sed 's| .*||' | tr '[[a-z]]' '[[A-Z]]'`
2436     EGL_NATIVE_PLATFORM="_EGL_PLATFORM_$FIRST_PLATFORM_CAPS"
2437 else
2438     EGL_NATIVE_PLATFORM="_EGL_INVALID_PLATFORM"
2439 fi
2440
2441 AC_SUBST([EGL_NATIVE_PLATFORM])
2442 AC_SUBST([EGL_CFLAGS])
2443
2444 # If we don't have the X11 platform, set this define so we don't try to include
2445 # the X11 headers.
2446 if ! echo "$platforms" | grep -q 'x11'; then
2447     DEFINES="$DEFINES -DMESA_EGL_NO_X11_HEADERS"
2448     GL_PC_CFLAGS="$GL_PC_CFLAGS -DMESA_EGL_NO_X11_HEADERS"
2449 fi
2450
2451 dnl Directory for XVMC libs
2452 AC_ARG_WITH([xvmc-libdir],
2453     [AS_HELP_STRING([--with-xvmc-libdir=DIR],
2454         [directory for the XVMC libraries @<:@default=${libdir}@:>@])],
2455     [XVMC_LIB_INSTALL_DIR="$withval"],
2456     [XVMC_LIB_INSTALL_DIR='${libdir}'])
2457 AC_SUBST([XVMC_LIB_INSTALL_DIR])
2458
2459 dnl
2460 dnl Gallium Tests
2461 dnl
2462 AM_CONDITIONAL(HAVE_GALLIUM_TESTS, test "x$enable_gallium_tests" = xyes)
2463
2464 dnl Directory for VDPAU libs
2465 AC_ARG_WITH([vdpau-libdir],
2466     [AS_HELP_STRING([--with-vdpau-libdir=DIR],
2467         [directory for the VDPAU libraries @<:@default=${libdir}/vdpau@:>@])],
2468     [VDPAU_LIB_INSTALL_DIR="$withval"],
2469     [VDPAU_LIB_INSTALL_DIR='${libdir}/vdpau'])
2470 AC_SUBST([VDPAU_LIB_INSTALL_DIR])
2471
2472 dnl Directory for OMX_BELLAGIO libs
2473
2474 AC_ARG_WITH([omx-bellagio-libdir],
2475     [AS_HELP_STRING([--with-omx-bellagio-libdir=DIR],
2476         [directory for the OMX_BELLAGIO libraries])],
2477     [OMX_BELLAGIO_LIB_INSTALL_DIR="$withval"],
2478     [OMX_BELLAGIO_LIB_INSTALL_DIR=`$PKG_CONFIG --exists libomxil-bellagio && \
2479                                    $PKG_CONFIG --define-variable=libdir=\$libdir --variable=pluginsdir libomxil-bellagio`])
2480 AC_SUBST([OMX_BELLAGIO_LIB_INSTALL_DIR])
2481
2482 dnl Directory for OMX_TIZONIA libs
2483
2484 AC_ARG_WITH([omx-tizonia-libdir],
2485     [AS_HELP_STRING([--with-omx-tizonia-libdir=DIR],
2486         [directory for the OMX_TIZONIA libraries])],
2487     [OMX_TIZONIA_LIB_INSTALL_DIR="$withval"],
2488     [OMX_TIZONIA_LIB_INSTALL_DIR=`$PKG_CONFIG --define-variable=libdir=\$libdir --variable=pluginsdir libtizcore`])
2489 AC_SUBST([OMX_TIZONIA_LIB_INSTALL_DIR])
2490
2491 dnl Directory for VA libs
2492
2493 AC_ARG_WITH([va-libdir],
2494     [AS_HELP_STRING([--with-va-libdir=DIR],
2495         [directory for the VA libraries @<:@${libdir}/dri@:>@])],
2496     [VA_LIB_INSTALL_DIR="$withval"],
2497     [VA_LIB_INSTALL_DIR="${libdir}/dri"])
2498 AC_SUBST([VA_LIB_INSTALL_DIR])
2499
2500 AC_ARG_WITH([d3d-libdir],
2501     [AS_HELP_STRING([--with-d3d-libdir=DIR],
2502         [directory for the D3D modules @<:@${libdir}/d3d@:>@])],
2503     [D3D_DRIVER_INSTALL_DIR="$withval"],
2504     [D3D_DRIVER_INSTALL_DIR="${libdir}/d3d"])
2505 AC_SUBST([D3D_DRIVER_INSTALL_DIR])
2506
2507 dnl Architectures to build SWR library for
2508
2509 AC_ARG_WITH([swr-archs],
2510     [AS_HELP_STRING([--with-swr-archs@<:@=DIRS...@:>@],
2511         [comma delimited swr architectures list, e.g.
2512         "avx,avx2,knl,skx" @<:@default="avx,avx2"@:>@])],
2513     [with_swr_archs="$withval"],
2514     [with_swr_archs="avx,avx2"])
2515
2516 dnl
2517 dnl r300 doesn't strictly require LLVM, but for performance reasons we
2518 dnl highly recommend LLVM usage. So require it at least on x86 and x86_64
2519 dnl architectures.
2520 dnl
2521 r300_require_llvm() {
2522     case "$host" in *gnux32) return;; esac
2523     case "$host_cpu" in
2524     i*86|x86_64|amd64) require_llvm $1
2525         ;;
2526     esac
2527 }
2528
2529 dnl
2530 dnl DRM is needed by X, Wayland, and offscreen rendering.
2531 dnl Surfaceless is an alternative for the last one.
2532 dnl
2533 require_basic_egl() {
2534     case "$with_platforms" in
2535         *drm*|*surfaceless*|*android*)
2536             ;;
2537         *)
2538             AC_MSG_ERROR([$1 requires one of these:
2539                   1) --with-platforms=drm (X, Wayland, offscreen rendering based on DRM)
2540                   2) --with-platforms=surfaceless (offscreen only)
2541                   3) --with-platforms=android (Android only)
2542                   Recommended options: drm,x11])
2543             ;;
2544     esac
2545 }
2546
2547 swr_require_cxx_feature_flags() {
2548     feature_name="$1"
2549     preprocessor_test="$2"
2550     option_list="$3"
2551     output_var="$4"
2552
2553     AC_MSG_CHECKING([whether $CXX supports $feature_name])
2554     AC_LANG_PUSH([C++])
2555     save_CXXFLAGS="$CXXFLAGS"
2556     save_IFS="$IFS"
2557     IFS=","
2558     found=0
2559     for opts in $option_list
2560     do
2561         unset IFS
2562         CXXFLAGS="$opts $save_CXXFLAGS"
2563         AC_COMPILE_IFELSE(
2564             [AC_LANG_PROGRAM(
2565                 [   #if !($preprocessor_test)
2566                     #error
2567                     #endif
2568                 ])],
2569             [found=1; break],
2570             [])
2571         IFS=","
2572     done
2573     IFS="$save_IFS"
2574     CXXFLAGS="$save_CXXFLAGS"
2575     AC_LANG_POP([C++])
2576     if test $found -eq 1; then
2577         AC_MSG_RESULT([$opts])
2578         eval "$output_var=\$opts"
2579         return 0
2580     fi
2581     AC_MSG_RESULT([no])
2582     AC_MSG_ERROR([swr requires $feature_name support])
2583     return 1
2584 }
2585
2586 dnl Duplicates in GALLIUM_DRIVERS_DIRS are removed by sorting it after this block
2587 if test -n "$with_gallium_drivers"; then
2588     gallium_drivers=`IFS=', '; echo $with_gallium_drivers`
2589     for driver in $gallium_drivers; do
2590         case "x$driver" in
2591         xsvga)
2592             HAVE_GALLIUM_SVGA=yes
2593             require_libdrm "svga"
2594             ;;
2595         xi915)
2596             HAVE_GALLIUM_I915=yes
2597             PKG_CHECK_MODULES([I915], [libdrm >= $LIBDRM_INTEL_REQUIRED libdrm_intel >= $LIBDRM_INTEL_REQUIRED])
2598             require_libdrm "Gallium i915"
2599             ;;
2600         xr300)
2601             HAVE_GALLIUM_R300=yes
2602             PKG_CHECK_MODULES([RADEON], [libdrm >= $LIBDRM_RADEON_REQUIRED libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
2603             require_libdrm "r300"
2604             r300_require_llvm "r300"
2605             ;;
2606         xr600)
2607             HAVE_GALLIUM_R600=yes
2608             PKG_CHECK_MODULES([RADEON], [libdrm >= $LIBDRM_RADEON_REQUIRED libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
2609             require_libdrm "r600"
2610             if test "x$enable_llvm" = xyes; then
2611                 radeon_llvm_check $LLVM_REQUIRED_R600 "r600"
2612
2613                 llvm_add_component "asmparser" "r600"
2614                 llvm_add_component "bitreader" "r600"
2615             fi
2616             ;;
2617         xradeonsi)
2618             HAVE_GALLIUM_RADEONSI=yes
2619             PKG_CHECK_MODULES([RADEON], [libdrm >= $LIBDRM_RADEON_REQUIRED libdrm_radeon >= $LIBDRM_RADEON_REQUIRED])
2620             PKG_CHECK_MODULES([AMDGPU], [libdrm >= $LIBDRM_AMDGPU_REQUIRED libdrm_amdgpu >= $LIBDRM_AMDGPU_REQUIRED])
2621             require_libdrm "radeonsi"
2622             radeon_llvm_check $LLVM_REQUIRED_RADEONSI "radeonsi"
2623             if test "x$enable_egl" = xyes; then
2624                 require_basic_egl "radeonsi"
2625             fi
2626             ;;
2627         xnouveau)
2628             HAVE_GALLIUM_NOUVEAU=yes
2629             PKG_CHECK_MODULES([NOUVEAU], [libdrm >= $LIBDRM_NOUVEAU_REQUIRED libdrm_nouveau >= $LIBDRM_NOUVEAU_REQUIRED])
2630             require_libdrm "nouveau"
2631             ;;
2632         xfreedreno)
2633             HAVE_GALLIUM_FREEDRENO=yes
2634             PKG_CHECK_MODULES([FREEDRENO], [libdrm >= $LIBDRM_FREEDRENO_REQUIRED libdrm_freedreno >= $LIBDRM_FREEDRENO_REQUIRED])
2635             require_libdrm "freedreno"
2636             ;;
2637         xetnaviv)
2638             HAVE_GALLIUM_ETNAVIV=yes
2639             PKG_CHECK_MODULES([ETNAVIV], [libdrm >= $LIBDRM_ETNAVIV_REQUIRED libdrm_etnaviv >= $LIBDRM_ETNAVIV_REQUIRED])
2640             require_libdrm "etnaviv"
2641             ;;
2642        ximx)
2643             HAVE_GALLIUM_IMX=yes
2644             ;;
2645         xtegra)
2646             HAVE_GALLIUM_TEGRA=yes
2647             require_libdrm "tegra"
2648             ;;
2649         xswrast)
2650             HAVE_GALLIUM_SOFTPIPE=yes
2651             if test "x$enable_llvm" = xyes; then
2652                 HAVE_GALLIUM_LLVMPIPE=yes
2653             fi
2654             ;;
2655         xswr)
2656             llvm_require_version $LLVM_REQUIRED_SWR "swr"
2657
2658             if test "x$HAVE_CXX11" != "xyes"; then
2659                 AC_MSG_ERROR([swr requires c++11 support])
2660             fi
2661
2662             swr_require_cxx_feature_flags "AVX" "defined(__AVX__)" \
2663                 ",-target-cpu=sandybridge,-mavx,-march=core-avx,-tp=sandybridge" \
2664                 SWR_AVX_CXXFLAGS
2665             AC_SUBST([SWR_AVX_CXXFLAGS])
2666
2667             swr_archs=`IFS=', '; echo $with_swr_archs`
2668             for arch in $swr_archs; do
2669                 case "x$arch" in
2670                 xavx)
2671                     HAVE_SWR_AVX=yes
2672                     ;;
2673                 xavx2)
2674                     swr_require_cxx_feature_flags "AVX2" "defined(__AVX2__)" \
2675                         ",-target-cpu=haswell,-mavx2 -mfma -mbmi2 -mf16c,-march=core-avx2,-tp=haswell" \
2676                         SWR_AVX2_CXXFLAGS
2677                     AC_SUBST([SWR_AVX2_CXXFLAGS])
2678                     HAVE_SWR_AVX2=yes
2679                     ;;
2680                 xknl)
2681                     swr_require_cxx_feature_flags "KNL" "defined(__AVX512F__) && defined(__AVX512ER__)" \
2682                         ",-target-cpu=mic-knl,-march=knl,-xMIC-AVX512" \
2683                         SWR_KNL_CXXFLAGS
2684                     AC_SUBST([SWR_KNL_CXXFLAGS])
2685                     HAVE_SWR_KNL=yes
2686                     ;;
2687                 xskx)
2688                     swr_require_cxx_feature_flags "SKX" "defined(__AVX512F__) && defined(__AVX512BW__)" \
2689                         ",-target-cpu=x86-skylake,-march=skylake-avx512,-xCORE-AVX512" \
2690                         SWR_SKX_CXXFLAGS
2691                     AC_SUBST([SWR_SKX_CXXFLAGS])
2692                     HAVE_SWR_SKX=yes
2693                     ;;
2694                 *)
2695                     AC_MSG_ERROR([unknown SWR build architecture '$arch'])
2696                     ;;
2697                 esac
2698             done
2699
2700             if test "x$HAVE_SWR_AVX" != xyes -a \
2701                     "x$HAVE_SWR_AVX2" != xyes -a \
2702                     "x$HAVE_SWR_KNL" != xyes -a \
2703                     "x$HAVE_SWR_SKX" != xyes; then
2704                AC_MSG_ERROR([swr enabled but no swr architectures selected])
2705             fi
2706
2707             # test if more than one swr arch configured
2708             if test `echo $swr_archs | wc -w` -eq 1; then
2709                 HAVE_SWR_BUILTIN=yes
2710             fi
2711
2712             HAVE_GALLIUM_SWR=yes
2713             ;;
2714         xvc4)
2715             HAVE_GALLIUM_VC4=yes
2716             require_libdrm "vc4"
2717
2718             PKG_CHECK_MODULES([SIMPENROSE], [simpenrose],
2719                               [USE_VC4_SIMULATOR=yes;
2720                                DEFINES="$DEFINES -DUSE_VC4_SIMULATOR"],
2721                               [USE_VC4_SIMULATOR=no])
2722             ;;
2723         xvc5)
2724             HAVE_GALLIUM_VC5=yes
2725
2726             PKG_CHECK_MODULES([VC5_SIMULATOR], [v3dv3],
2727                               [USE_VC5_SIMULATOR=yes;
2728                                DEFINES="$DEFINES -DUSE_VC5_SIMULATOR"],
2729                               [AC_MSG_ERROR([vc5 requires the simulator])])
2730             ;;
2731         xpl111)
2732             HAVE_GALLIUM_PL111=yes
2733             ;;
2734         xvirgl)
2735             HAVE_GALLIUM_VIRGL=yes
2736             require_libdrm "virgl"
2737             if test "x$enable_egl" = xyes; then
2738                 require_basic_egl "virgl"
2739             fi
2740             ;;
2741         *)
2742             AC_MSG_ERROR([Unknown Gallium driver: $driver])
2743             ;;
2744         esac
2745     done
2746 fi
2747
2748 # XXX: Keep in sync with LLVM_REQUIRED_SWR
2749 AM_CONDITIONAL(SWR_INVALID_LLVM_VERSION, test "x$LLVM_VERSION" != x4.0.0 -a \
2750                                               "x$LLVM_VERSION" != x4.0.1)
2751
2752 if test "x$enable_llvm" = "xyes" -a "$with_gallium_drivers"; then
2753     llvm_require_version $LLVM_REQUIRED_GALLIUM "gallium"
2754     llvm_add_default_components "gallium"
2755 fi
2756
2757 AM_CONDITIONAL(HAVE_SWR_AVX, test "x$HAVE_SWR_AVX" = xyes)
2758 AM_CONDITIONAL(HAVE_SWR_AVX2, test "x$HAVE_SWR_AVX2" = xyes)
2759 AM_CONDITIONAL(HAVE_SWR_KNL, test "x$HAVE_SWR_KNL" = xyes)
2760 AM_CONDITIONAL(HAVE_SWR_SKX, test "x$HAVE_SWR_SKX" = xyes)
2761 AM_CONDITIONAL(HAVE_SWR_BUILTIN, test "x$HAVE_SWR_BUILTIN" = xyes)
2762
2763 dnl We need to validate some needed dependencies for renderonly drivers.
2764
2765 if test "x$HAVE_GALLIUM_ETNAVIV" != xyes -a "x$HAVE_GALLIUM_IMX" = xyes  ; then
2766     AC_MSG_ERROR([Building with imx requires etnaviv])
2767 fi
2768
2769 if test "x$HAVE_GALLIUM_VC4" != xyes -a "x$HAVE_GALLIUM_PL111" = xyes  ; then
2770     AC_MSG_ERROR([Building with pl111 requires vc4])
2771 fi
2772
2773 if test "x$HAVE_GALLIUM_NOUVEAU" != xyes -a "x$HAVE_GALLIUM_TEGRA" = xyes; then
2774     AC_MSG_ERROR([Building with tegra requires nouveau])
2775 fi
2776
2777 detect_old_buggy_llvm() {
2778     dnl llvm-config may not give the right answer when llvm is a built as a
2779     dnl single shared library, so we must work the library name out for
2780     dnl ourselves.
2781     dnl (See https://llvm.org/bugs/show_bug.cgi?id=6823)
2782     dnl We can't use $LLVM_VERSION because it has 'svn' stripped out,
2783     LLVM_SO_NAME=LLVM-`$LLVM_CONFIG --version`
2784     AS_IF([test -f "$LLVM_LIBDIR/lib$LLVM_SO_NAME.$IMP_LIB_EXT"], [llvm_have_one_so=yes])
2785
2786     if test "x$llvm_have_one_so" = xyes; then
2787         dnl LLVM was built using auto*, so there is only one shared object.
2788         LLVM_LIBS="-l$LLVM_SO_NAME"
2789     else
2790         dnl If LLVM was built with CMake, there will be one shared object per
2791         dnl component.
2792         AS_IF([test ! -f "$LLVM_LIBDIR/libLLVMTarget.$IMP_LIB_EXT"],
2793                [AC_MSG_ERROR([Could not find llvm shared libraries:
2794                 Please make sure you have built llvm with the --enable-shared option
2795                 and that your llvm libraries are installed in $LLVM_LIBDIR
2796                 If you have installed your llvm libraries to a different directory you
2797                 can use the --with-llvm-prefix= configure flag to specify this directory.
2798                 NOTE: Mesa is attempting to use llvm shared libraries by default.
2799                 If you do not want to build with llvm shared libraries and instead want to
2800                 use llvm static libraries then add --disable-llvm-shared-libs to your configure
2801                 invocation and rebuild.])])
2802
2803         dnl We don't need to update LLVM_LIBS in this case because the LLVM
2804         dnl install uses a shared object for each component and we have
2805         dnl already added all of these objects to LLVM_LIBS.
2806     fi
2807 }
2808
2809 dnl
2810 dnl Set defines and buildtime variables only when using LLVM.
2811 dnl
2812 if test "x$enable_llvm" = xyes; then
2813     DEFINES="${DEFINES} -DHAVE_LLVM=0x0$LLVM_VERSION_INT -DMESA_LLVM_VERSION_PATCH=$LLVM_VERSION_PATCH"
2814
2815     LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
2816     LLVM_CFLAGS=$LLVM_CPPFLAGS   # CPPFLAGS seem to be sufficient
2817     LLVM_CXXFLAGS=`strip_unwanted_llvm_flags "$LLVM_CONFIG --cxxflags"`
2818
2819     dnl Set LLVM_LIBS - This is done after the driver configuration so
2820     dnl that drivers can add additional components to LLVM_COMPONENTS.
2821     dnl Previously, gallium drivers were updating LLVM_LIBS directly
2822     dnl by calling llvm-config --libs ${DRIVER_LLVM_COMPONENTS}, but
2823     dnl this was causing the same libraries to be appear multiple times
2824     dnl in LLVM_LIBS.
2825
2826     if test $LLVM_VERSION_MAJOR -ge 4 -o $LLVM_VERSION_MAJOR -eq 3 -a $LLVM_VERSION_MINOR -ge 9; then
2827         if test "x$enable_llvm_shared_libs" = xyes; then
2828             LLVM_LIBS="`$LLVM_CONFIG --link-shared --libs ${LLVM_COMPONENTS}`"
2829         else
2830             dnl Invoking llvm-config with both -libs and --system-libs produces the
2831             dnl two separate lines - each for the set of libraries.
2832                 dnl Call the program twice, effectively folding them into a single line.
2833             LLVM_LIBS="`$LLVM_CONFIG --link-static --libs ${LLVM_COMPONENTS}`"
2834             dnl We need to link to llvm system libs when using static libs
2835             LLVM_LIBS="$LLVM_LIBS `$LLVM_CONFIG --link-static --system-libs`"
2836         fi
2837     else
2838         LLVM_LIBS="`$LLVM_CONFIG --libs ${LLVM_COMPONENTS}`"
2839         if test "x$enable_llvm_shared_libs" = xyes; then
2840             detect_old_buggy_llvm
2841         else
2842             AC_MSG_WARN([Building mesa with statically linked LLVM may cause compilation issues])
2843             dnl We need to link to llvm system libs when using static libs
2844             dnl However, only llvm 3.5+ provides --system-libs
2845             if test $LLVM_VERSION_MAJOR -ge 4 -o $LLVM_VERSION_MAJOR -eq 3 -a $LLVM_VERSION_MINOR -ge 5; then
2846                 LLVM_LIBS="$LLVM_LIBS `$LLVM_CONFIG --system-libs`"
2847             fi
2848         fi
2849     fi
2850
2851     dnl The gallium-xlib GLX and gallium OSMesa targets directly embed the
2852     dnl swr/llvmpipe driver into the final binary.  Adding LLVM_LIBS results in
2853     dnl the LLVM library propagated in the Libs.private of the respective .pc
2854     dnl file which ensures complete dependency information when statically
2855     dnl linking.
2856     if test "x$enable_glx" == xgallium-xlib; then
2857         GL_PC_LIB_PRIV="$GL_PC_LIB_PRIV $LLVM_LIBS"
2858     fi
2859     if test "x$enable_gallium_osmesa" = xyes; then
2860         OSMESA_PC_LIB_PRIV="$OSMESA_PC_LIB_PRIV $LLVM_LIBS"
2861     fi
2862 fi
2863
2864 AM_CONDITIONAL(HAVE_GALLIUM_SVGA, test "x$HAVE_GALLIUM_SVGA" = xyes)
2865 AM_CONDITIONAL(HAVE_GALLIUM_I915, test "x$HAVE_GALLIUM_I915" = xyes)
2866 AM_CONDITIONAL(HAVE_GALLIUM_PL111, test "x$HAVE_GALLIUM_PL111" = xyes)
2867 AM_CONDITIONAL(HAVE_GALLIUM_R300, test "x$HAVE_GALLIUM_R300" = xyes)
2868 AM_CONDITIONAL(HAVE_GALLIUM_R600, test "x$HAVE_GALLIUM_R600" = xyes)
2869 AM_CONDITIONAL(HAVE_GALLIUM_RADEONSI, test "x$HAVE_GALLIUM_RADEONSI" = xyes)
2870 AM_CONDITIONAL(HAVE_GALLIUM_RADEON_COMMON, test "x$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/radeon/Makefile
3023                  src/gallium/drivers/radeonsi/Makefile
3024                  src/gallium/drivers/rbug/Makefile
3025                  src/gallium/drivers/softpipe/Makefile
3026                  src/gallium/drivers/svga/Makefile
3027                  src/gallium/drivers/swr/Makefile
3028                  src/gallium/drivers/tegra/Makefile
3029                  src/gallium/drivers/trace/Makefile
3030                  src/gallium/drivers/etnaviv/Makefile
3031                  src/gallium/drivers/imx/Makefile
3032                  src/gallium/drivers/vc4/Makefile
3033                  src/gallium/drivers/vc5/Makefile
3034                  src/gallium/drivers/virgl/Makefile
3035                  src/gallium/state_trackers/clover/Makefile
3036                  src/gallium/state_trackers/dri/Makefile
3037                  src/gallium/state_trackers/glx/xlib/Makefile
3038                  src/gallium/state_trackers/nine/Makefile
3039                  src/gallium/state_trackers/omx/Makefile
3040                  src/gallium/state_trackers/omx/bellagio/Makefile
3041                  src/gallium/state_trackers/omx/tizonia/Makefile
3042                  src/gallium/state_trackers/osmesa/Makefile
3043                  src/gallium/state_trackers/va/Makefile
3044                  src/gallium/state_trackers/vdpau/Makefile
3045                  src/gallium/state_trackers/xa/Makefile
3046                  src/gallium/state_trackers/xa/xa_tracker.h
3047                  src/gallium/state_trackers/xvmc/Makefile
3048                  src/gallium/targets/d3dadapter9/Makefile
3049                  src/gallium/targets/d3dadapter9/d3d.pc
3050                  src/gallium/targets/dri/Makefile
3051                  src/gallium/targets/libgl-xlib/Makefile
3052                  src/gallium/targets/omx/Makefile
3053                  src/gallium/targets/opencl/Makefile
3054                  src/gallium/targets/opencl/mesa.icd
3055                  src/gallium/targets/osmesa/Makefile
3056                  src/gallium/targets/osmesa/osmesa.pc
3057                  src/gallium/targets/pipe-loader/Makefile
3058                  src/gallium/targets/va/Makefile
3059                  src/gallium/targets/vdpau/Makefile
3060                  src/gallium/targets/xa/Makefile
3061                  src/gallium/targets/xa/xatracker.pc
3062                  src/gallium/targets/xvmc/Makefile
3063                  src/gallium/tests/trivial/Makefile
3064                  src/gallium/tests/unit/Makefile
3065                  src/gallium/winsys/etnaviv/drm/Makefile
3066                  src/gallium/winsys/imx/drm/Makefile
3067                  src/gallium/winsys/freedreno/drm/Makefile
3068                  src/gallium/winsys/i915/drm/Makefile
3069                  src/gallium/winsys/nouveau/drm/Makefile
3070                  src/gallium/winsys/pl111/drm/Makefile
3071                  src/gallium/winsys/radeon/drm/Makefile
3072                  src/gallium/winsys/amdgpu/drm/Makefile
3073                  src/gallium/winsys/svga/drm/Makefile
3074                  src/gallium/winsys/sw/dri/Makefile
3075                  src/gallium/winsys/sw/kms-dri/Makefile
3076                  src/gallium/winsys/sw/null/Makefile
3077                  src/gallium/winsys/sw/wrapper/Makefile
3078                  src/gallium/winsys/sw/xlib/Makefile
3079                  src/gallium/winsys/tegra/drm/Makefile
3080                  src/gallium/winsys/vc4/drm/Makefile
3081                  src/gallium/winsys/vc5/drm/Makefile
3082                  src/gallium/winsys/virgl/drm/Makefile
3083                  src/gallium/winsys/virgl/vtest/Makefile
3084                  src/gbm/Makefile
3085                  src/gbm/main/gbm.pc
3086                  src/glx/Makefile
3087                  src/glx/apple/Makefile
3088                  src/glx/tests/Makefile
3089                  src/glx/windows/Makefile
3090                  src/glx/windows/windowsdriproto.pc
3091                  src/gtest/Makefile
3092                  src/intel/Makefile
3093                  src/loader/Makefile
3094                  src/mapi/Makefile
3095                  src/mapi/es1api/glesv1_cm.pc
3096                  src/mapi/es2api/glesv2.pc
3097                  src/mapi/glapi/gen/Makefile
3098                  src/mesa/Makefile
3099                  src/mesa/gl.pc
3100                  src/mesa/drivers/dri/dri.pc
3101                  src/mesa/drivers/dri/common/Makefile
3102                  src/mesa/drivers/dri/i915/Makefile
3103                  src/mesa/drivers/dri/i965/Makefile
3104                  src/mesa/drivers/dri/Makefile
3105                  src/mesa/drivers/dri/nouveau/Makefile
3106                  src/mesa/drivers/dri/r200/Makefile
3107                  src/mesa/drivers/dri/radeon/Makefile
3108                  src/mesa/drivers/dri/swrast/Makefile
3109                  src/mesa/drivers/osmesa/Makefile
3110                  src/mesa/drivers/osmesa/osmesa.pc
3111                  src/mesa/drivers/x11/Makefile
3112                  src/mesa/main/tests/Makefile
3113                  src/mesa/state_tracker/tests/Makefile
3114                  src/util/Makefile
3115                  src/util/tests/hash_table/Makefile
3116                  src/util/tests/string_buffer/Makefile
3117                  src/util/xmlpool/Makefile
3118                  src/vulkan/Makefile])
3119
3120 AC_OUTPUT
3121
3122 # Fix up dependencies in *.Plo files, where we changed the extension of a
3123 # source file
3124 $SED -i -e 's/brw_blorp.cpp/brw_blorp.c/' src/mesa/drivers/dri/i965/.deps/brw_blorp.Plo
3125
3126 rm -f src/compiler/spirv/spirv_info.lo
3127 echo "# dummy" > src/compiler/spirv/.deps/spirv_info.Plo
3128
3129 dnl
3130 dnl Output some configuration info for the user
3131 dnl
3132 echo ""
3133 echo "        prefix:          $prefix"
3134 echo "        exec_prefix:     $exec_prefix"
3135 echo "        libdir:          $libdir"
3136 echo "        includedir:      $includedir"
3137
3138 dnl API info
3139 echo ""
3140 echo "        OpenGL:          $enable_opengl (ES1: $enable_gles1 ES2: $enable_gles2)"
3141
3142 dnl Driver info
3143 echo ""
3144 case "x$enable_osmesa$enable_gallium_osmesa" in
3145 xnoyes)
3146         echo "        OSMesa:          lib$OSMESA_LIB (Gallium)"
3147         ;;
3148 xyesno)
3149         echo "        OSMesa:          lib$OSMESA_LIB"
3150         ;;
3151 xnono)
3152         echo "        OSMesa:          no"
3153         ;;
3154 esac
3155
3156 echo ""
3157 if test "x$enable_dri" != xno; then
3158         echo "        DRI platform:    $dri_platform"
3159         if test -z "$DRI_DIRS"; then
3160             echo "        DRI drivers:     no"
3161         else
3162             echo "        DRI drivers:     $DRI_DIRS"
3163         fi
3164         echo "        DRI driver dir:  $DRI_DRIVER_INSTALL_DIR"
3165 fi
3166
3167 case "x$enable_glx" in
3168 xdri)
3169     echo "        GLX:             DRI-based"
3170     ;;
3171 xxlib)
3172     echo "        GLX:             Xlib-based"
3173     ;;
3174 xgallium-xlib)
3175     echo "        GLX:             Xlib-based (Gallium)"
3176     ;;
3177 *)
3178     echo "        GLX:             $enable_glx"
3179     ;;
3180 esac
3181
3182 dnl EGL
3183 echo ""
3184 echo "        EGL:             $enable_egl"
3185 if test "$enable_egl" = yes; then
3186
3187     egl_drivers=""
3188     if test "x$enable_dri" != "xno"; then
3189         egl_drivers="$egl_drivers builtin:egl_dri2"
3190     fi
3191     if test "x$enable_dri3" != "xno"; then
3192         egl_drivers="$egl_drivers builtin:egl_dri3"
3193     fi
3194
3195     echo "        EGL drivers:    $egl_drivers"
3196 fi
3197 if test "x$enable_gbm" = xyes; then
3198     echo "        GBM:             yes"
3199 else
3200     echo "        GBM:             no"
3201 fi
3202
3203     echo "        EGL/Vulkan/VL platforms:   $platforms"
3204
3205 # Vulkan
3206 echo ""
3207 if test "x$VULKAN_DRIVERS" != x; then
3208     echo "        Vulkan drivers:  $VULKAN_DRIVERS"
3209     echo "        Vulkan ICD dir:  $VULKAN_ICD_INSTALL_DIR"
3210 else
3211     echo "        Vulkan drivers:  no"
3212 fi
3213
3214 echo ""
3215 if test "x$enable_llvm" = xyes; then
3216     echo "        llvm:            yes"
3217     echo "        llvm-config:     $LLVM_CONFIG"
3218     echo "        llvm-version:    $LLVM_VERSION"
3219 else
3220     echo "        llvm:            no"
3221 fi
3222
3223 echo ""
3224 if test -n "$with_gallium_drivers"; then
3225     echo "        Gallium drivers: $gallium_drivers"
3226     echo "        Gallium st:      $gallium_st"
3227 else
3228     echo "        Gallium:         no"
3229 fi
3230
3231 echo ""
3232 if test "x$enable_gallium_extra_hud" != xyes; then
3233     echo "        HUD extra stats: no"
3234 else
3235     echo "        HUD extra stats: yes"
3236 fi
3237
3238 if test "x$enable_lmsensors" != xyes; then
3239     echo "        HUD lmsensors:   no"
3240 else
3241     echo "        HUD lmsensors:   yes"
3242 fi
3243
3244 echo ""
3245 if test "x$HAVE_GALLIUM_SWR" != x; then
3246     if test "x$HAVE_SWR_BUILTIN" = xyes; then
3247         echo "        SWR archs:       $swr_archs (builtin)"
3248     else
3249         echo "        SWR archs:       $swr_archs"
3250     fi
3251 fi
3252
3253 dnl Libraries
3254 echo ""
3255 echo "        Shared libs:     $enable_shared"
3256 echo "        Static libs:     $enable_static"
3257 echo "        Shared-glapi:    $enable_shared_glapi"
3258
3259 dnl Compiler options
3260 # cleanup the CFLAGS/CXXFLAGS/LDFLAGS/DEFINES vars
3261 cflags=`echo $CFLAGS | \
3262     $SED 's/^ *//;s/  */ /;s/ *$//'`
3263 cxxflags=`echo $CXXFLAGS | \
3264     $SED 's/^ *//;s/  */ /;s/ *$//'`
3265 ldflags=`echo $LDFLAGS | $SED 's/^ *//;s/  */ /;s/ *$//'`
3266 defines=`echo $DEFINES | $SED 's/^ *//;s/  */ /;s/ *$//'`
3267 echo ""
3268 echo "        CFLAGS:          $cflags"
3269 echo "        CXXFLAGS:        $cxxflags"
3270 echo "        CXX11_CXXFLAGS:  $CXX11_CXXFLAGS"
3271 echo "        LDFLAGS:         $ldflags"
3272 echo "        Macros:          $defines"
3273 echo ""
3274 if test "x$enable_llvm" = xyes; then
3275     echo "        LLVM_CFLAGS:     $LLVM_CFLAGS"
3276     echo "        LLVM_CXXFLAGS:   $LLVM_CXXFLAGS"
3277     echo "        LLVM_CPPFLAGS:   $LLVM_CPPFLAGS"
3278     echo "        LLVM_LDFLAGS:    $LLVM_LDFLAGS"
3279     echo ""
3280 fi
3281 echo "        PYTHON2:         $PYTHON2"
3282
3283 echo ""
3284 echo "        Run '${MAKE-make}' to build Mesa"
3285 echo ""