configure.ac 90.8 KB
Newer Older
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
dnl Copyright © 2011-2014 Intel Corporation
dnl Copyright © 2011-2014 Emil Velikov <emil.l.velikov@gmail.com>
dnl Copyright © 2007-2010 Dan Nicholson
dnl Copyright © 2010-2014 Marek Olšák <maraeo@gmail.com>
dnl Copyright © 2010-2014 Christian König
dnl Copyright © 2012-2014 Tom Stellard <tstellar@gmail.com>
dnl Copyright © 2009-2012 Jakob Bornecrantz
dnl Copyright © 2009-2014 Jon TURNEY
dnl Copyright © 2011-2012 Benjamin Franzke
dnl Copyright © 2008-2014 David Airlie
dnl Copyright © 2009-2013 Brian Paul
dnl
dnl Permission is hereby granted, free of charge, to any person obtaining a
dnl copy of this software and associated documentation files (the "Software"),
dnl to deal in the Software without restriction, including without limitation
dnl the rights to use, copy, modify, merge, publish, distribute, sublicense,
dnl and/or sell copies of the Software, and to permit persons to whom the
dnl Software is furnished to do so, subject to the following conditions:
dnl
dnl The above copyright notice and this permission notice (including the next
dnl paragraph) shall be included in all copies or substantial portions of the
dnl Software.
dnl
dnl THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
dnl IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
dnl FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
dnl THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
dnl LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
dnl FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
dnl DEALINGS IN THE SOFTWARE.
dnl
32
dnl Process this file with autoconf to create configure.
33

34
AC_PREREQ([2.60])
35

36 37 38 39
dnl Tell the user about autoconf.html in the --help output
m4_divert_once([HELP_END], [
See docs/autoconf.html for more details on the options for Mesa.])

40 41
m4_define(MESA_VERSION, m4_normalize(m4_include(VERSION)))
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 49 50 51 52 53 54
dnl We only support native Windows builds (MinGW/MSVC) through SCons.
case "$host_os" in
mingw*)
    AC_MSG_ERROR([MinGW build not supported through autoconf/automake, use SCons instead])
    ;;
esac

55 56 57
# Support silent build rules, requires at least automake-1.11. Disable
# by either passing --disable-silent-rules to configure or passing V=1
# to make
58 59
m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])],
    [AC_SUBST([AM_DEFAULT_VERBOSITY], [1])])
60

61 62
m4_ifdef([AM_PROG_AR], [AM_PROG_AR])

Johannes Obermayr's avatar
Johannes Obermayr committed
63 64 65
dnl Set internal versions
OSMESA_VERSION=8
AC_SUBST([OSMESA_VERSION])
66 67
OPENCL_VERSION=1
AC_SUBST([OPENCL_VERSION])
Johannes Obermayr's avatar
Johannes Obermayr committed
68

69
dnl Versions for external dependencies
70
LIBDRM_REQUIRED=2.4.66
71
LIBDRM_RADEON_REQUIRED=2.4.56
72
LIBDRM_AMDGPU_REQUIRED=2.4.63
73
LIBDRM_INTEL_REQUIRED=2.4.61
74 75
LIBDRM_NVVIEUX_REQUIRED=2.4.66
LIBDRM_NOUVEAU_REQUIRED=2.4.66
Rob Clark's avatar
Rob Clark committed
76
LIBDRM_FREEDRENO_REQUIRED=2.4.74
77
LIBDRM_VC4_REQUIRED=2.4.69
78
LIBDRM_ETNAVIV_REQUIRED=2.4.74
79
DRI2PROTO_REQUIRED=2.6
Keith Packard's avatar
Keith Packard committed
80 81
DRI3PROTO_REQUIRED=1.0
PRESENTPROTO_REQUIRED=1.0
82
GLPROTO_REQUIRED=1.4.14
83
LIBOMXIL_BELLAGIO_REQUIRED=0.0
84
LIBVA_REQUIRED=0.38.0
85
VDPAU_REQUIRED=1.1
86
WAYLAND_REQUIRED=1.11
87
XCB_REQUIRED=1.9.3
88 89 90 91
XCBDRI2_REQUIRED=1.8
XCBGLX_REQUIRED=1.8.1
XSHMFENCE_REQUIRED=1.1
XVMC_REQUIRED=1.0.6
92
PYTHON_MAKO_REQUIRED=0.8.0
93
LIBSENSORS_REQUIRED=4.0.0
94

95 96 97 98 99 100 101 102
dnl LLVM versions
LLVM_REQUIRED_GALLIUM=3.3.0
LLVM_REQUIRED_OPENCL=3.6.0
LLVM_REQUIRED_R600=3.6.0
LLVM_REQUIRED_RADEONSI=3.6.0
LLVM_REQUIRED_RADV=3.9.0
LLVM_REQUIRED_SWR=3.6.0

103 104 105 106
dnl Check for progs
AC_PROG_CPP
AC_PROG_CC
AC_PROG_CXX
107
AM_PROG_CC_C_O
108
AM_PROG_AS
109
AX_CHECK_GNU_MAKE
110
AC_CHECK_PROGS([PYTHON2], [python2.7 python2 python])
Matt Turner's avatar
Matt Turner committed
111
AC_PROG_SED
112
AC_PROG_MKDIR_P
113

114 115
AC_SYS_LARGEFILE

116 117 118
LT_PREREQ([2.2])
LT_INIT([disable-static])

119
AC_CHECK_PROG(RM, rm, [rm -f])
120
AC_CHECK_PROG(XXD, xxd, [xxd])
121

Matt Turner's avatar
Matt Turner committed
122
AX_PROG_BISON([],
123
              AS_IF([test ! -f "$srcdir/src/compiler/glsl/glcpp/glcpp-parse.c"],
Matt Turner's avatar
Matt Turner committed
124
                    [AC_MSG_ERROR([bison not found - unable to compile glcpp-parse.y])]))
Matt Turner's avatar
Matt Turner committed
125
AX_PROG_FLEX([],
126
             AS_IF([test ! -f "$srcdir/src/compiler/glsl/glcpp/glcpp-lex.c"],
Matt Turner's avatar
Matt Turner committed
127
                   [AC_MSG_ERROR([flex not found - unable to compile glcpp-lex.l])]))
128

129 130
AC_CHECK_PROG(INDENT, indent, indent, cat)
if test "x$INDENT" != "xcat"; then
131 132 133 134 135 136 137
    # Only GNU indent is supported
    INDENT_VERSION=`indent --version | grep GNU`
    if test $? -eq 0; then
       AC_SUBST(INDENT_FLAGS, '-i4 -nut -br -brs -npcs -ce -TGLubyte -TGLbyte -TBool')
    else
       INDENT="cat"
    fi
138 139
fi

140
AX_CHECK_PYTHON_MAKO_MODULE($PYTHON_MAKO_REQUIRED)
141 142 143 144 145 146 147 148 149 150 151

if test -z "$PYTHON2"; then
    if test ! -f "$srcdir/src/util/format_srgb.c"; then
        AC_MSG_ERROR([Python not found - unable to generate sources])
    fi
else
    if test "x$acv_mako_found" = xno; then
        if test ! -f "$srcdir/src/mesa/main/format_unpack.c"; then
            AC_MSG_ERROR([Python mako module v$PYTHON_MAKO_REQUIRED or higher not found])
        fi
    fi
152
fi
153

154 155
AC_PROG_INSTALL

156 157
dnl We need a POSIX shell for parts of the build. Assume we have one
dnl in most cases.
158 159 160 161
case "$host_os" in
solaris*)
    # Solaris /bin/sh is too old/non-POSIX compliant
    AC_PATH_PROGS(POSIX_SHELL, [ksh93 ksh sh])
162
    SHELL="$POSIX_SHELL"
163 164 165
    ;;
esac

166 167 168 169 170 171 172 173 174 175
dnl clang is mostly GCC-compatible, but its version is much lower,
dnl so we have to check for it.
AC_MSG_CHECKING([if compiling with clang])

AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([], [[
#ifndef __clang__
       not clang
#endif
]])],
176
[acv_mesa_CLANG=yes], [acv_mesa_CLANG=no])
177

178
AC_MSG_RESULT([$acv_mesa_CLANG])
179

180
dnl If we're using GCC, make sure that it is at least version 4.2.0.  Older
Ian Romanick's avatar
Ian Romanick committed
181
dnl versions are explictly not supported.
182
GEN_ASM_OFFSETS=no
183
USE_GNU99=no
184
if test "x$GCC" = xyes -a "x$acv_mesa_CLANG" = xno; then
Ian Romanick's avatar
Ian Romanick committed
185 186 187 188 189 190
    AC_MSG_CHECKING([whether gcc version is sufficient])
    major=0
    minor=0

    GCC_VERSION=`$CC -dumpversion`
    if test $? -eq 0; then
Tom Stellard's avatar
Tom Stellard committed
191 192
        GCC_VERSION_MAJOR=`echo $GCC_VERSION | cut -d. -f1`
        GCC_VERSION_MINOR=`echo $GCC_VERSION | cut -d. -f2`
Ian Romanick's avatar
Ian Romanick committed
193 194
    fi

195
    if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 2 ; then
Ian Romanick's avatar
Ian Romanick committed
196
        AC_MSG_RESULT([no])
197
        AC_MSG_ERROR([If using GCC, version 4.2.0 or later is required.])
Ian Romanick's avatar
Ian Romanick committed
198 199 200
    else
        AC_MSG_RESULT([yes])
    fi
201

202 203 204
    if test $GCC_VERSION_MAJOR -lt 4 -o $GCC_VERSION_MAJOR -eq 4 -a $GCC_VERSION_MINOR -lt 6 ; then
        USE_GNU99=yes
    fi
205 206 207
    if test "x$cross_compiling" = xyes; then
        GEN_ASM_OFFSETS=yes
    fi
Ian Romanick's avatar
Ian Romanick committed
208
fi
209

210 211 212 213 214 215 216
dnl We don't support building Mesa with Sun C compiler
dnl https://bugs.freedesktop.org/show_bug.cgi?id=93189
AC_CHECK_DECL([__SUNPRO_C], [SUNCC=yes], [SUNCC=no])
if test "x$SUNCC" = xyes; then
    AC_MSG_ERROR([Building with Sun C compiler is not supported, use GCC instead.])
fi

217 218
dnl Check for compiler builtins
AX_GCC_BUILTIN([__builtin_bswap32])
Tom Stellard's avatar
Tom Stellard committed
219
AX_GCC_BUILTIN([__builtin_bswap64])
220 221 222 223 224 225 226 227 228
AX_GCC_BUILTIN([__builtin_clz])
AX_GCC_BUILTIN([__builtin_clzll])
AX_GCC_BUILTIN([__builtin_ctz])
AX_GCC_BUILTIN([__builtin_expect])
AX_GCC_BUILTIN([__builtin_ffs])
AX_GCC_BUILTIN([__builtin_ffsll])
AX_GCC_BUILTIN([__builtin_popcount])
AX_GCC_BUILTIN([__builtin_popcountll])
AX_GCC_BUILTIN([__builtin_unreachable])
229

230
AX_GCC_FUNC_ATTRIBUTE([const])
231 232
AX_GCC_FUNC_ATTRIBUTE([flatten])
AX_GCC_FUNC_ATTRIBUTE([format])
233
AX_GCC_FUNC_ATTRIBUTE([malloc])
234
AX_GCC_FUNC_ATTRIBUTE([packed])
235
AX_GCC_FUNC_ATTRIBUTE([pure])
236
AX_GCC_FUNC_ATTRIBUTE([returns_nonnull])
237
AX_GCC_FUNC_ATTRIBUTE([unused])
238
AX_GCC_FUNC_ATTRIBUTE([visibility])
239
AX_GCC_FUNC_ATTRIBUTE([warn_unused_result])
240
AX_GCC_FUNC_ATTRIBUTE([weak])
241
AX_GCC_FUNC_ATTRIBUTE([alias])
242

243
AM_CONDITIONAL([GEN_ASM_OFFSETS], test "x$GEN_ASM_OFFSETS" = xyes)
Ian Romanick's avatar
Ian Romanick committed
244

245
dnl Make sure the pkg-config macros are defined
246 247 248 249 250
m4_ifndef([PKG_PROG_PKG_CONFIG],
    [m4_fatal([Could not locate the pkg-config autoconf macros.
  These are usually located in /usr/share/aclocal/pkg.m4. If your macros
  are in a different location, try setting the environment variable
  ACLOCAL="aclocal -I/other/macro/dir" before running autoreconf.])])
251 252 253 254
PKG_PROG_PKG_CONFIG()

dnl LIB_DIR - library basename
LIB_DIR=`echo $libdir | $SED 's%.*/%%'`
255
AC_SUBST([LIB_DIR])
256

Matt Turner's avatar
Matt Turner committed
257
dnl Cache LDFLAGS and CPPFLAGS so we can add to them and restore later
258 259 260 261
_SAVE_LDFLAGS="$LDFLAGS"
_SAVE_CPPFLAGS="$CPPFLAGS"

dnl Compiler macros
262
DEFINES="-D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS"
263
AC_SUBST([DEFINES])
264
android=no
265
case "$host_os" in
266 267 268
*-android)
    android=yes
    ;;
269
linux*|*-gnu*|gnu*|cygwin*)
270
    DEFINES="$DEFINES -D_GNU_SOURCE"
271
    ;;
272
solaris*)
273
    DEFINES="$DEFINES -DSVR4"
274
    ;;
275 276
esac

277 278
AM_CONDITIONAL(HAVE_ANDROID, test "x$android" = xyes)

279 280
dnl Add flags for gcc and g++
if test "x$GCC" = xyes; then
281 282 283 284 285 286 287
    CFLAGS="$CFLAGS -Wall"

    if test "x$USE_GNU99" = xyes; then
	CFLAGS="$CFLAGS -std=gnu99"
    else
	CFLAGS="$CFLAGS -std=c99"
    fi
288 289 290 291 292 293 294 295 296 297 298 299 300

    # Enable -Werror=implicit-function-declaration and
    # -Werror=missing-prototypes, if available, or otherwise, just
    # -Wmissing-prototypes.  This is particularly useful to avoid
    # generating a loadable driver module that has undefined symbols.
    save_CFLAGS="$CFLAGS"
    AC_MSG_CHECKING([whether $CC supports -Werror=missing-prototypes])
    CFLAGS="$CFLAGS -Werror=implicit-function-declaration"
    CFLAGS="$CFLAGS -Werror=missing-prototypes"
    AC_LINK_IFELSE([AC_LANG_PROGRAM()],
		   AC_MSG_RESULT([yes]),
		   [CFLAGS="$save_CFLAGS -Wmissing-prototypes";
		    AC_MSG_RESULT([no])]);
301 302 303

    # Enable -fvisibility=hidden if using a gcc that supports it
    save_CFLAGS="$CFLAGS"
304
    AC_MSG_CHECKING([whether $CC supports -fvisibility=hidden])
305 306
    VISIBILITY_CFLAGS="-fvisibility=hidden"
    CFLAGS="$CFLAGS $VISIBILITY_CFLAGS"
307
    AC_LINK_IFELSE([AC_LANG_PROGRAM()], AC_MSG_RESULT([yes]),
308 309 310 311
		   [VISIBILITY_CFLAGS=""; AC_MSG_RESULT([no])]);

    # Restore CFLAGS; VISIBILITY_CFLAGS are added to it where needed.
    CFLAGS=$save_CFLAGS
312

313 314
    # We don't want floating-point math functions to set errno or trap
    CFLAGS="$CFLAGS -fno-math-errno -fno-trapping-math"
315

316 317
    # Flags to help ensure that certain portions of the code -- and only those
    # portions -- can be built with MSVC:
318
    # - src/util, src/gallium/auxiliary, rc/gallium/drivers/llvmpipe, and
319 320 321
    # - non-Linux/Posix OpenGL portions needs to build on MSVC 2013 (which
    #   supports most of C99)
    # - the rest has no compiler compiler restrictions
322 323 324 325 326 327 328 329 330 331 332 333 334
    MSVC2013_COMPAT_CFLAGS="-Werror=pointer-arith"
    MSVC2013_COMPAT_CXXFLAGS="-Werror=pointer-arith"

    # Enable -Werror=vla if compiler supports it
    save_CFLAGS="$CFLAGS"
    AC_MSG_CHECKING([whether $CC supports -Werror=vla])
    CFLAGS="$CFLAGS -Werror=vla"
    AC_LINK_IFELSE([AC_LANG_PROGRAM()],
		   [MSVC2013_COMPAT_CFLAGS="$MSVC2013_COMPAT_CFLAGS -Werror=vla";
		    MSVC2013_COMPAT_CXXFLAGS="$MSVC2013_COMPAT_CXXFLAGS -Werror=vla";
		    AC_MSG_RESULT([yes])],
		    AC_MSG_RESULT([no]));
    CFLAGS="$save_CFLAGS"
335 336 337
fi
if test "x$GXX" = xyes; then
    CXXFLAGS="$CXXFLAGS -Wall"
338

339 340 341
    # Enable -fvisibility=hidden if using a gcc that supports it
    save_CXXFLAGS="$CXXFLAGS"
    AC_MSG_CHECKING([whether $CXX supports -fvisibility=hidden])
342 343
    VISIBILITY_CXXFLAGS="-fvisibility=hidden"
    CXXFLAGS="$CXXFLAGS $VISIBILITY_CXXFLAGS"
344
    AC_LANG_PUSH([C++])
345
    AC_LINK_IFELSE([AC_LANG_PROGRAM()], AC_MSG_RESULT([yes]),
346
		   [VISIBILITY_CXXFLAGS="" ; AC_MSG_RESULT([no])]);
347
    AC_LANG_POP([C++])
348 349 350

    # Restore CXXFLAGS; VISIBILITY_CXXFLAGS are added to it where needed.
    CXXFLAGS=$save_CXXFLAGS
351

352 353
    # We don't want floating-point math functions to set errno or trap
    CXXFLAGS="$CXXFLAGS -fno-math-errno -fno-trapping-math"
354 355
fi

356 357 358
AC_SUBST([MSVC2013_COMPAT_CFLAGS])
AC_SUBST([MSVC2013_COMPAT_CXXFLAGS])

359 360 361 362 363 364 365 366 367
dnl even if the compiler appears to support it, using visibility attributes isn't
dnl going to do anything useful currently on cygwin apart from emit lots of warnings
case "$host_os" in
cygwin*)
    VISIBILITY_CFLAGS=""
    VISIBILITY_CXXFLAGS=""
    ;;
esac

368 369 370
AC_SUBST([VISIBILITY_CFLAGS])
AC_SUBST([VISIBILITY_CXXFLAGS])

371 372 373
dnl
dnl Optional flags, check for compiler support
dnl
374 375 376 377 378 379 380 381
SSE41_CFLAGS="-msse4.1"
dnl Code compiled by GCC with -msse* assumes a 16 byte aligned
dnl stack, but on x86-32 such alignment is not guaranteed.
case "$target_cpu" in
i?86)
    SSE41_CFLAGS="$SSE41_CFLAGS -mstackrealign"
    ;;
esac
382
save_CFLAGS="$CFLAGS"
383
CFLAGS="$SSE41_CFLAGS $CFLAGS"
384 385
AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
#include <smmintrin.h>
386
int param;
387
int main () {
388
    __m128i a = _mm_set1_epi32 (param), b = _mm_set1_epi32 (param + 1), c;
389
    c = _mm_max_epu32(a, b);
390
    return _mm_cvtsi128_si32(c);
391 392
}]])], SSE41_SUPPORTED=1)
CFLAGS="$save_CFLAGS"
393 394 395
if test "x$SSE41_SUPPORTED" = x1; then
    DEFINES="$DEFINES -DUSE_SSE41"
fi
396
AM_CONDITIONAL([SSE41_SUPPORTED], [test x$SSE41_SUPPORTED = x1])
397
AC_SUBST([SSE41_CFLAGS], $SSE41_CFLAGS)
398

399 400 401 402 403 404 405 406 407 408 409
dnl Check for new-style atomic builtins
AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
int main() {
    int n;
    return __atomic_load_n(&n, __ATOMIC_ACQUIRE);
}]])], GCC_ATOMIC_BUILTINS_SUPPORTED=1)
if test "x$GCC_ATOMIC_BUILTINS_SUPPORTED" = x1; then
    DEFINES="$DEFINES -DUSE_GCC_ATOMIC_BUILTINS"
fi
AM_CONDITIONAL([GCC_ATOMIC_BUILTINS_SUPPORTED], [test x$GCC_ATOMIC_BUILTINS_SUPPORTED = x1])

410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464
dnl Check for Endianness
AC_C_BIGENDIAN(
   little_endian=no,
   little_endian=yes,
   little_endian=no,
   little_endian=no
)

dnl Check for POWER8 Architecture
PWR8_CFLAGS="-mpower8-vector"
have_pwr8_intrinsics=no
AC_MSG_CHECKING(whether gcc supports -mpower8-vector)
save_CFLAGS=$CFLAGS
CFLAGS="$PWR8_CFLAGS $CFLAGS"
AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
#if defined(__GNUC__) && (__GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 8))
#error "Need GCC >= 4.8 for sane POWER8 support"
#endif
#include <altivec.h>
int main () {
    vector unsigned char r;
    vector unsigned int v = vec_splat_u32 (1);
    r = __builtin_vec_vgbbd ((vector unsigned char) v);
    return 0;
}]])], have_pwr8_intrinsics=yes)
CFLAGS=$save_CFLAGS

AC_ARG_ENABLE(pwr8,
   [AC_HELP_STRING([--disable-pwr8-inst],
                   [disable POWER8-specific instructions])],
   [enable_pwr8=$enableval], [enable_pwr8=auto])

if test "x$enable_pwr8" = xno ; then
   have_pwr8_intrinsics=disabled
fi

if test $have_pwr8_intrinsics = yes && test $little_endian = yes ; then
   DEFINES="$DEFINES -D_ARCH_PWR8"
   CXXFLAGS="$CXXFLAGS $PWR8_CFLAGS"
   CFLAGS="$CFLAGS $PWR8_CFLAGS"
else
   PWR8_CFLAGS=
fi

AC_MSG_RESULT($have_pwr8_intrinsics)
if test "x$enable_pwr8" = xyes && test $have_pwr8_intrinsics = no ; then
   AC_MSG_ERROR([POWER8 compiler support not detected])
fi

if test $have_pwr8_intrinsics = yes && test $little_endian = no ; then
   AC_MSG_WARN([POWER8 optimization is enabled only on POWER8 Little-Endian])
fi

AC_SUBST([PWR8_CFLAGS], $PWR8_CFLAGS)

465 466
dnl Can't have static and shared libraries, default to static if user
dnl explicitly requested. If both disabled, set to static since shared
467
dnl was explicitly requested.
468
case "x$enable_static$enable_shared" in
469
xyesyes)
470
    AC_MSG_ERROR([Cannot enable both static and shared. Building using --enable-shared is strongly recommended])
471
    ;;
472
xnono)
473
    AC_MSG_ERROR([Cannot disable both static and shared. Building using --enable-shared is strongly recommended])
474 475 476
    ;;
esac

477 478
AM_CONDITIONAL(BUILD_SHARED, test "x$enable_shared" = xyes)

479 480 481
dnl
dnl other compiler options
dnl
482
AC_ARG_ENABLE([debug],
483 484
    [AS_HELP_STRING([--enable-debug],
        [use debug compiler flags and macros @<:@default=disabled@:>@])],
485 486
    [enable_debug="$enableval"],
    [enable_debug=no]
487
)
488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505

AC_ARG_ENABLE([profile],
    [AS_HELP_STRING([--enable-profile],
        [enable profiling of code @<:@default=disabled@:>@])],
    [enable_profile="$enableval"],
    [enable_profile=no]
)

if test "x$enable_profile" = xyes; then
    DEFINES="$DEFINES -DPROFILE"
    if test "x$GCC" = xyes; then
        CFLAGS="$CFLAGS -fno-omit-frame-pointer"
    fi
    if test "x$GXX" = xyes; then
        CXXFLAGS="$CXXFLAGS -fno-omit-frame-pointer"
    fi
fi

506 507
if test "x$enable_debug" = xyes; then
    DEFINES="$DEFINES -DDEBUG"
508 509 510
    if test "x$enable_profile" = xyes; then
        AC_MSG_WARN([Debug and Profile are enabled at the same time])
    fi
511
    if test "x$GCC" = xyes; then
512 513 514 515 516 517
        if ! echo "$CFLAGS" | grep -q -e '-g'; then
            CFLAGS="$CFLAGS -g"
        fi
        if ! echo "$CFLAGS" | grep -q -e '-O'; then
            CFLAGS="$CFLAGS -O0"
        fi
518 519
    fi
    if test "x$GXX" = xyes; then
520 521 522 523 524 525
        if ! echo "$CXXFLAGS" | grep -q -e '-g'; then
            CXXFLAGS="$CXXFLAGS -g"
        fi
        if ! echo "$CXXFLAGS" | grep -q -e '-O'; then
            CXXFLAGS="$CXXFLAGS -O0"
        fi
526
    fi
527 528
else
   DEFINES="$DEFINES -DNDEBUG"
529
fi
530

531 532
DEFAULT_GL_LIB_NAME=GL

Jon Turney's avatar
Jon Turney committed
533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548
dnl
dnl Check if linker supports -Bsymbolic
dnl
save_LDFLAGS=$LDFLAGS
LDFLAGS="$LDFLAGS -Wl,-Bsymbolic"
AC_MSG_CHECKING([if ld supports -Bsymbolic])
AC_LINK_IFELSE(
    [AC_LANG_SOURCE([int main() { return 0;}])],
    [AC_MSG_RESULT([yes])
        BSYMBOLIC="-Wl,-Bsymbolic";],
    [AC_MSG_RESULT([no])
        BSYMBOLIC="";])
LDFLAGS=$save_LDFLAGS

AC_SUBST([BSYMBOLIC])

549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564
dnl
dnl Check if linker supports garbage collection
dnl
save_LDFLAGS=$LDFLAGS
LDFLAGS="$LDFLAGS -Wl,--gc-sections"
AC_MSG_CHECKING([whether ld supports --gc-sections])
AC_LINK_IFELSE(
    [AC_LANG_SOURCE([static char UnusedFunc() { return 5; } int main() { return 0;}])],
    [AC_MSG_RESULT([yes])
        GC_SECTIONS="-Wl,--gc-sections";],
    [AC_MSG_RESULT([no])
        GC_SECTIONS="";])
LDFLAGS=$save_LDFLAGS

AC_SUBST([GC_SECTIONS])

565 566 567 568 569
dnl
dnl OpenBSD does not have DT_NEEDED entries for libc by design
dnl so when these flags are passed to ld via libtool the checks will fail
dnl
case "$host_os" in
570
openbsd* | darwin* )
571 572 573 574 575 576 577
    LD_NO_UNDEFINED="" ;;
*)
    LD_NO_UNDEFINED="-Wl,--no-undefined" ;;
esac

AC_SUBST([LD_NO_UNDEFINED])

Jon Turney's avatar
Jon Turney committed
578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599
dnl
dnl Check if linker supports version scripts
dnl
AC_MSG_CHECKING([if the linker supports version-scripts])
save_LDFLAGS=$LDFLAGS
LDFLAGS="$LDFLAGS -Wl,--version-script=conftest.map"
cat > conftest.map <<EOF
VERSION_1 {
     global:
         main;

     local:
         *;
};
EOF
AC_LINK_IFELSE(
    [AC_LANG_SOURCE([int main() { return 0;}])],
    [have_ld_version_script=yes;AC_MSG_RESULT(yes)],
    [have_ld_version_script=no; AC_MSG_RESULT(no)])
LDFLAGS=$save_LDFLAGS
AM_CONDITIONAL(HAVE_LD_VERSION_SCRIPT, test "$have_ld_version_script" = "yes")

600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617
dnl
dnl Check if linker supports dynamic list files
dnl
AC_MSG_CHECKING([if the linker supports --dynamic-list])
save_LDFLAGS=$LDFLAGS
LDFLAGS="$LDFLAGS -Wl,--dynamic-list=conftest.dyn"
cat > conftest.dyn <<EOF
{
	radeon_drm_winsys_create;
};
EOF
AC_LINK_IFELSE(
    [AC_LANG_SOURCE([int main() { return 0;}])],
    [have_ld_dynamic_list=yes;AC_MSG_RESULT(yes)],
    [have_ld_dynamic_list=no; AC_MSG_RESULT(no)])
LDFLAGS=$save_LDFLAGS
AM_CONDITIONAL(HAVE_LD_DYNAMIC_LIST, test "$have_ld_dynamic_list" = "yes")

618 619 620 621 622 623 624 625 626 627 628 629
dnl
dnl compatibility symlinks
dnl
case "$host_os" in
linux* )
    HAVE_COMPAT_SYMLINKS=yes ;;
* )
    HAVE_COMPAT_SYMLINKS=no ;;
esac

AM_CONDITIONAL(HAVE_COMPAT_SYMLINKS, test "x$HAVE_COMPAT_SYMLINKS" = xyes)

630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646
DEFAULT_GL_LIB_NAME=GL

dnl
dnl Libglvnd configuration
dnl
AC_ARG_ENABLE([libglvnd],
    [AS_HELP_STRING([--enable-libglvnd],
        [Build for libglvnd @<:@default=disabled@:>@])],
    [enable_libglvnd="$enableval"],
    [enable_libglvnd=no])
AM_CONDITIONAL(USE_LIBGLVND_GLX, test "x$enable_libglvnd" = xyes)
#AM_COND_IF([USE_LIBGLVND_GLX], [DEFINES="${DEFINES} -DUSE_LIBGLVND_GLX=1"])
if test "x$enable_libglvnd" = xyes ; then
    DEFINES="${DEFINES} -DUSE_LIBGLVND_GLX=1"
    DEFAULT_GL_LIB_NAME=GLX_mesa
fi

647 648 649
dnl
dnl library names
dnl
650 651 652 653 654 655 656 657 658
dnl Unfortunately we need to do a few things that libtool can't help us with,
dnl so we need some knowledge of shared library filenames:
dnl
dnl LIB_EXT is the extension used when creating symlinks for alternate
dnl filenames for a shared library which will be dynamically loaded
dnl
dnl IMP_LIB_EXT is the extension used when checking for the presence of a
dnl the file for a shared library we wish to link with
dnl
659 660
case "$host_os" in
darwin* )
661 662 663
    LIB_EXT='dylib'
    IMP_LIB_EXT=$LIB_EXT
    ;;
664
cygwin* )
665 666 667
    LIB_EXT='dll'
    IMP_LIB_EXT='dll.a'
    ;;
668
aix* )
669 670 671
    LIB_EXT='a'
    IMP_LIB_EXT=$LIB_EXT
    ;;
672
* )
673 674 675
    LIB_EXT='so'
    IMP_LIB_EXT=$LIB_EXT
    ;;
676
esac
677 678 679

AC_SUBST([LIB_EXT])

680 681 682 683
AC_ARG_WITH([gl-lib-name],
  [AS_HELP_STRING([--with-gl-lib-name@<:@=NAME@:>@],
    [specify GL library name @<:@default=GL@:>@])],
  [GL_LIB=$withval],
684
  [GL_LIB="$DEFAULT_GL_LIB_NAME"])
685 686 687 688 689
AC_ARG_WITH([osmesa-lib-name],
  [AS_HELP_STRING([--with-osmesa-lib-name@<:@=NAME@:>@],
    [specify OSMesa library name @<:@default=OSMesa@:>@])],
  [OSMESA_LIB=$withval],
  [OSMESA_LIB=OSMesa])
690
AS_IF([test "x$GL_LIB" = xyes], [GL_LIB="$DEFAULT_GL_LIB_NAME"])
691
AS_IF([test "x$OSMESA_LIB" = xyes], [OSMESA_LIB=OSMesa])
692

693 694 695 696 697 698 699 700 701 702 703
dnl
dnl Mangled Mesa support
dnl
AC_ARG_ENABLE([mangling],
  [AS_HELP_STRING([--enable-mangling],
    [enable mangled symbols and library name @<:@default=disabled@:>@])],
  [enable_mangling="${enableval}"],
  [enable_mangling=no]
)
if test "x${enable_mangling}" = "xyes" ; then
  DEFINES="${DEFINES} -DUSE_MGL_NAMESPACE"
704 705
  GL_LIB="Mangled${GL_LIB}"
  OSMESA_LIB="Mangled${OSMESA_LIB}"
706 707 708 709
fi
AC_SUBST([GL_LIB])
AC_SUBST([OSMESA_LIB])

710 711 712 713 714 715 716 717 718 719 720 721 722 723 724
dnl
dnl potentially-infringing-but-nobody-knows-for-sure stuff
dnl
AC_ARG_ENABLE([texture-float],
    [AS_HELP_STRING([--enable-texture-float],
        [enable floating-point textures and renderbuffers @<:@default=disabled@:>@])],
    [enable_texture_float="$enableval"],
    [enable_texture_float=no]
)
if test "x$enable_texture_float" = xyes; then
    AC_MSG_WARN([Floating-point textures enabled.])
    AC_MSG_WARN([Please consult docs/patents.txt with your lawyer before building Mesa.])
    DEFINES="$DEFINES -DTEXTURE_FLOAT_ENABLED"
fi

725 726 727 728 729 730 731 732 733 734 735 736 737
dnl
dnl Arch/platform-specific settings
dnl
AC_ARG_ENABLE([asm],
    [AS_HELP_STRING([--disable-asm],
        [disable assembly usage @<:@default=enabled on supported plaforms@:>@])],
    [enable_asm="$enableval"],
    [enable_asm=yes]
)
asm_arch=""
AC_MSG_CHECKING([whether to enable assembly])
test "x$enable_asm" = xno && AC_MSG_RESULT([no])
# disable if cross compiling on x86/x86_64 since we must run gen_matypes
738
if test "x$enable_asm" = xyes -a "x$cross_compiling" = xyes; then
739
    case "$host_cpu" in
740
    i?86 | x86_64 | amd64)
741 742 743 744
        if test "x$host_cpu" != "x$target_cpu"; then
            enable_asm=no
            AC_MSG_RESULT([no, cross compiling])
        fi
745 746 747 748 749 750 751 752
        ;;
    esac
fi
# check for supported arches
if test "x$enable_asm" = xyes; then
    case "$host_cpu" in
    i?86)
        case "$host_os" in
753
        linux* | *freebsd* | dragonfly* | *netbsd* | openbsd* | gnu*)
754 755
            asm_arch=x86
            ;;
756 757
        esac
        ;;
758
    x86_64|amd64)
759
        case "$host_os" in
Jonathan Gray's avatar
Jonathan Gray committed
760
        linux* | *freebsd* | dragonfly* | *netbsd* | openbsd*)
761
            asm_arch=x86_64
762 763 764
            ;;
        esac
        ;;
765 766 767 768 769 770 771
    sparc*)
        case "$host_os" in
        linux*)
            asm_arch=sparc
            ;;
        esac
        ;;
772 773 774 775
    esac

    case "$asm_arch" in
    x86)
776
        DEFINES="$DEFINES -DUSE_X86_ASM -DUSE_MMX_ASM -DUSE_3DNOW_ASM -DUSE_SSE_ASM"
777 778
        AC_MSG_RESULT([yes, x86])
        ;;
779
    x86_64|amd64)
780
        DEFINES="$DEFINES -DUSE_X86_64_ASM"
781 782
        AC_MSG_RESULT([yes, x86_64])
        ;;
783
    sparc)
784
        DEFINES="$DEFINES -DUSE_SPARC_ASM"
785 786
        AC_MSG_RESULT([yes, sparc])
        ;;
787 788 789 790 791 792
    *)
        AC_MSG_RESULT([no, platform not supported])
        ;;
    esac
fi

793
AC_HEADER_MAJOR
794
AC_CHECK_HEADER([xlocale.h], [DEFINES="$DEFINES -DHAVE_XLOCALE_H"])
795
AC_CHECK_HEADER([sys/sysctl.h], [DEFINES="$DEFINES -DHAVE_SYS_SYSCTL_H"])
796
AC_CHECK_FUNC([strtof], [DEFINES="$DEFINES -DHAVE_STRTOF"])
797
AC_CHECK_FUNC([mkostemp], [DEFINES="$DEFINES -DHAVE_MKOSTEMP"])
798

799 800
dnl Check to see if dlopen is in default libraries (like Solaris, which
dnl has it in libc), or if libdl is needed to get it.
801 802 803
AC_CHECK_FUNC([dlopen], [DEFINES="$DEFINES -DHAVE_DLOPEN"],
    [AC_CHECK_LIB([dl], [dlopen],
       [DEFINES="$DEFINES -DHAVE_DLOPEN"; DLOPEN_LIBS="-ldl"])])
Chia-I Wu's avatar
Chia-I Wu committed
804
AC_SUBST([DLOPEN_LIBS])
805

806
dnl Check if that library also has dladdr
807 808 809 810
save_LIBS="$LIBS"
LIBS="$LIBS $DLOPEN_LIBS"
AC_CHECK_FUNCS([dladdr])
LIBS="$save_LIBS"
811

812
case "$host_os" in
813
darwin*)
814 815 816 817
    ;;
*)
    AC_CHECK_FUNCS([clock_gettime], [CLOCK_LIB=],
                   [AC_CHECK_LIB([rt], [clock_gettime], [CLOCK_LIB=-lrt],
818
                                 [AC_MSG_ERROR([Could not find clock_gettime])])])
819 820 821
    AC_SUBST([CLOCK_LIB])
    ;;
esac
822

823 824 825
dnl See if posix_memalign is available
AC_CHECK_FUNC([posix_memalign], [DEFINES="$DEFINES -DHAVE_POSIX_MEMALIGN"])

826
dnl Check for pthreads
827 828 829 830
AX_PTHREAD
if test "x$ax_pthread_ok" = xno; then
    AC_MSG_ERROR([Building mesa on this platform requires pthreads])
fi
831 832
dnl AX_PTHREADS leaves PTHREAD_LIBS empty for gcc and sets PTHREAD_CFLAGS
dnl to -pthread, which causes problems if we need -lpthread to appear in
833 834 835 836 837
dnl pkgconfig files.  Since Android doesn't have a pthread lib, this check
dnl is not valid for that platform.
if test "x$android" = xno; then
    test -z "$PTHREAD_LIBS" && PTHREAD_LIBS="-lpthread"
fi
838

839 840 841 842 843 844 845 846 847 848 849 850 851 852 853
dnl pthread-stubs is mandatory on targets where it exists
case "$host_os" in
cygwin* )
    pthread_stubs_possible="no"
    ;;
* )
    pthread_stubs_possible="yes"
    ;;
esac

if test "x$pthread_stubs_possible" = xyes; then
    PKG_CHECK_MODULES(PTHREADSTUBS, pthread-stubs)
    AC_SUBST(PTHREADSTUBS_CFLAGS)
    AC_SUBST(PTHREADSTUBS_LIBS)
fi
854

855 856 857 858 859 860 861
dnl SELinux awareness.
AC_ARG_ENABLE([selinux],
    [AS_HELP_STRING([--enable-selinux],
        [Build SELinux-aware Mesa @<:@default=disabled@:>@])],
    [MESA_SELINUX="$enableval"],
    [MESA_SELINUX=no])
if test "x$enable_selinux" = "xyes"; then
862 863 864 865 866 867
    PKG_CHECK_MODULES([SELINUX], [libselinux], [],
        [AC_CHECK_HEADER([selinux/selinux.h],[],
                         [AC_MSG_ERROR([SELinux headers not found])])
         AC_CHECK_LIB([selinux],[is_selinux_enabled],[],
                      [AC_MSG_ERROR([SELinux library not found])])
         SELINUX_LIBS="-lselinux"])
868 869
    DEFINES="$DEFINES -DMESA_SELINUX"
fi
870
AC_SUBST([SELINUX_CFLAGS])
871
AC_SUBST([SELINUX_LIBS])
872

873 874 875
dnl
dnl LLVM
dnl
876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896
AC_ARG_ENABLE([llvm-shared-libs],
    [AS_HELP_STRING([--enable-llvm-shared-libs],
        [link with LLVM shared libraries @<:@default=enabled@:>@])],
    [enable_llvm_shared_libs="$enableval"],
    [enable_llvm_shared_libs=yes])

AC_ARG_WITH([llvm-prefix],
    [AS_HELP_STRING([--with-llvm-prefix],
        [Prefix for LLVM installations in non-standard locations])],
    [llvm_prefix="$withval"],
    [llvm_prefix=''])

PKG_CHECK_MODULES([LIBELF], [libelf], [have_libelf=yes], [have_libelf=no])
if test "x$have_libelf" = xno; then
   LIBELF_LIBS=''
   LIBELF_CFLAGS=''
   AC_CHECK_LIB([elf], [elf_memory], [have_libelf=yes;LIBELF_LIBS=-lelf], [have_libelf=no])
   AC_SUBST([LIBELF_LIBS])
   AC_SUBST([LIBELF_CFLAGS])
fi

897 898 899 900 901 902 903 904
if test -z "$LLVM_CONFIG"; then
    if test -n "$llvm_prefix"; then
        AC_PATH_TOOL([LLVM_CONFIG], [llvm-config], [no], ["$llvm_prefix/bin"])
    else
        AC_PATH_TOOL([LLVM_CONFIG], [llvm-config], [no])
    fi
fi

905 906 907 908
llvm_add_component() {
    new_llvm_component=$1
    driver_name=$2

909 910 911 912 913
    if $LLVM_CONFIG --components | grep -iqw $new_llvm_component ; then
        LLVM_COMPONENTS="${LLVM_COMPONENTS} ${new_llvm_component}"
    else
        AC_MSG_ERROR([LLVM component '$new_llvm_component' not enabled in your LLVM build. Required by $driver_name.])
    fi
914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941
}

llvm_add_default_components() {
    driver_name=$1

    # Required default components
    llvm_add_component "bitwriter" $driver_name
    llvm_add_component "engine" $driver_name
    llvm_add_component "mcdisassembler" $driver_name
    llvm_add_component "mcjit" $driver_name

    # Optional default components
    if $LLVM_CONFIG --components | grep -iqw inteljitevents ; then
        LLVM_COMPONENTS="$LLVM_COMPONENTS inteljitevents"
    fi
}

llvm_add_target() {
    new_llvm_target=$1
    driver_name=$2

    if $LLVM_CONFIG --targets-built | grep -iqw $new_llvm_target ; then
        llvm_add_component $new_llvm_target $driver_name
    else
        AC_MSG_ERROR([LLVM target '$new_llvm_target' not enabled in your LLVM build. Required by $driver_name.])
    fi
}

942 943 944 945
# Call this inside ` ` to get the return value.
# $1 is the llvm-config command with arguments.
strip_unwanted_llvm_flags() {
    # Use \> (marks the end of the word)
946 947 948 949 950 951 952 953 954 955 956 957
    echo " `$1`" | sed \
        -e 's/\s\+-m\S*//g' \
        -e 's/\s\+-DNDEBUG\>//g' \
        -e 's/\s\+-D_GNU_SOURCE\>//g' \
        -e 's/\s\+-pedantic\>//g' \
        -e 's/\s\+-W\S*//g' \
        -e 's/\s\+-O\S*//g' \
        -e 's/\s\+-g\S*//g' \
        -e 's/-fno-rtti\>/-Fno-rtti/g' \
        -e 's/\s\+-f\S*//g' \
        -e 's/-Fno-rtti\>/-fno-rtti/g' \
        -e 's/^ //'
958 959
}

960 961 962 963 964 965 966 967
llvm_set_environment_variables() {
    if test "x$LLVM_CONFIG" != xno; then
        LLVM_VERSION=`$LLVM_CONFIG --version | egrep -o '^[[0-9.]]+'`
        LLVM_BINDIR=`$LLVM_CONFIG --bindir`
        LLVM_CPPFLAGS=`strip_unwanted_llvm_flags "$LLVM_CONFIG --cppflags"`
        LLVM_INCLUDEDIR=`$LLVM_CONFIG --includedir`
        LLVM_LIBDIR=`$LLVM_CONFIG --libdir`

968
        # We need to respect LLVM_CPPFLAGS when compiling LLVM headers.
969
        save_CFLAGS="$CFLAGS"
970
        CFLAGS="$CFLAGS $LLVM_CPPFLAGS"
971

972 973 974 975
        AC_COMPUTE_INT([LLVM_VERSION_MAJOR], [LLVM_VERSION_MAJOR],
            [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
        AC_COMPUTE_INT([LLVM_VERSION_MINOR], [LLVM_VERSION_MINOR],
            [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
976 977
        AC_COMPUTE_INT([LLVM_VERSION_PATCH], [LLVM_VERSION_PATCH],
            [#include "${LLVM_INCLUDEDIR}/llvm/Config/llvm-config.h"])
978

979 980
        CFLAGS="$save_CFLAGS"

981
        # Only needed for LLVM < 3.6.0
982 983 984 985
        if test -z "$LLVM_VERSION_PATCH"; then
            LLVM_VERSION_PATCH=0
        fi

986 987 988 989 990
        if test "$LLVM_VERSION_MINOR" -lt 10; then
            LLVM_VERSION_INT="${LLVM_VERSION_MAJOR}0${LLVM_VERSION_MINOR}"
        else
            LLVM_VERSION_INT="${LLVM_VERSION_MAJOR}${LLVM_VERSION_MINOR}"
        fi
991

992
        FOUND_LLVM=yes
993
    else
994
        FOUND_LLVM=no
995 996 997 998
        LLVM_VERSION_INT=0
    fi
}

999 1000 1001 1002 1003 1004
require_llvm() {
    if test "x$enable_gallium_llvm" != "xyes"; then
        AC_MSG_ERROR([--enable-gallium-llvm is required when building $1])
    fi
}

1005 1006
llvm_require_version() {
    require_llvm $2
1007 1008 1009 1010 1011 1012 1013 1014 1015

    llvm_target_version_major=`echo $1 | cut -d. -f1 | egrep -o '^[[0-9]]+'`
    llvm_target_version_minor=`echo $1 | cut -d. -f2 | egrep -o '^[[0-9]]+'`
    llvm_target_version_patch=`echo $1 | cut -d. -f3 | egrep -o '^[[0-9]]+'`

    if test "$LLVM_VERSION_MAJOR" -gt "$llvm_target_version_major"; then
        # major > required major
        #  --> OK
        return
1016
    fi
1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037

    if test "$LLVM_VERSION_MAJOR" -eq "$llvm_target_version_major"; then
        if test "$LLVM_VERSION_MINOR" -gt "$llvm_target_version_minor"; then
            # major = required major and
            # minor > required minor
            #  --> OK
            return
        else
            if test "$LLVM_VERSION_MINOR" -eq "$llvm_target_version_minor"; then
                if test "$LLVM_VERSION_PATCH" -ge "$llvm_target_version_patch"; then
                    # major = required major and
                    # minor = required minor and
                    # patch >= required patch
                    #  --> OK
                    return
                fi
            fi
        fi
    fi

    AC_MSG_ERROR([LLVM $1 or newer is required for $2])
1038 1039 1040 1041 1042 1043 1044 1045 1046
}

radeon_llvm_check() {
    if test ${LLVM_VERSION_INT} -lt 307; then
        amdgpu_llvm_target_name='r600'
    else
        amdgpu_llvm_target_name='amdgpu'
    fi

1047
    llvm_require_version $*
1048

1049
    llvm_add_target $amdgpu_llvm_target_name $2
1050

1051 1052 1053
    llvm_add_default_components $2
    llvm_add_component "bitreader" $2
    llvm_add_component "ipo" $2
1054 1055 1056 1057 1058 1059 1060

    NEED_RADEON_LLVM=yes
    if test "x$have_libelf" != xyes; then
       AC_MSG_ERROR([$1 requires libelf when using llvm])
    fi
}

1061 1062
llvm_set_environment_variables

1063
AC_SUBST([MESA_LLVM])
1064 1065 1066 1067 1068 1069 1070 1071 1072 1073
AC_SUBST([LLVM_BINDIR])
AC_SUBST([LLVM_CFLAGS])
AC_SUBST([LLVM_CPPFLAGS])
AC_SUBST([LLVM_CXXFLAGS])
AC_SUBST([LLVM_LIBDIR])
AC_SUBST([LLVM_LIBS])
AC_SUBST([LLVM_LDFLAGS])
AC_SUBST([LLVM_INCLUDEDIR])
AC_SUBST([LLVM_VERSION])

1074
dnl Options for APIs
1075 1076
AC_ARG_ENABLE([opengl],
    [AS_HELP_STRING([--disable-opengl],
1077
        [disable support for standard OpenGL API @<:@default=enabled@:>@])],
1078 1079 1080
    [enable_opengl="$enableval"],
    [enable_opengl=yes])
AC_ARG_ENABLE([gles1],
1081 1082
    [AS_HELP_STRING([--disable-gles1],
        [disable support for OpenGL ES 1.x API @<:@default=enabled@:>@])],
1083
    [enable_gles1="$enableval"],
1084
    [enable_gles1=yes])
1085
AC_ARG_ENABLE([gles2],
1086 1087
    [AS_HELP_STRING([--disable-gles2],
        [disable support for OpenGL ES 2.x API @<:@default=enabled@:>@])],
1088
    [enable_gles2="$enableval"],
1089
    [enable_gles2=yes])
1090 1091 1092

AC_ARG_ENABLE([dri],
    [AS_HELP_STRING([--enable-dri],
1093
        [enable DRI modules @<:@default=enabled@:>@])],
1094
    [enable_dri="$enableval"],
1095
    [enable_dri=yes])
1096

1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116
AC_ARG_ENABLE([gallium-extra-hud],
    [AS_HELP_STRING([--enable-gallium-extra-hud],
        [enable HUD block/NIC I/O HUD stats support @<:@default=disabled@:>@])],
    [enable_gallium_extra_hud="$enableval"],
    [enable_gallium_extra_hud=no])
AM_CONDITIONAL(HAVE_GALLIUM_EXTRA_HUD, test "x$enable_gallium_extra_hud" = xyes)
if test "x$enable_gallium_extra_hud" = xyes ; then
    DEFINES="${DEFINES} -DHAVE_GALLIUM_EXTRA_HUD=1"
fi

#TODO: no pkgconfig .pc available for libsensors.
#PKG_CHECK_MODULES([LIBSENSORS], [libsensors >= $LIBSENSORS_REQUIRED], [enable_lmsensors=yes], [enable_lmsensors=no])
AC_ARG_ENABLE([lmsensors],
    [AS_HELP_STRING([--enable-lmsensors],
        [enable HUD lmsensor support @<:@default=disabled@:>@])],
    [enable_lmsensors="$enableval"],
    [enable_lmsensors=no])
AM_CONDITIONAL(HAVE_LIBSENSORS, test "x$enable_lmsensors" = xyes)
if test "x$enable_lmsensors" = xyes ; then
    DEFINES="${DEFINES} -DHAVE_LIBSENSORS=1"
1117
    LIBSENSORS_LIBS="-lsensors"
1118
else
1119
    LIBSENSORS_LIBS=""
1120
fi
1121
AC_SUBST(LIBSENSORS_LIBS)
1122

1123 1124 1125 1126 1127 1128 1129 1130
case "$host_os" in
linux*)
    dri3_default=yes
    ;;
*)
    dri3_default=no
    ;;
esac
1131 1132 1133 1134 1135

if test "x$enable_dri" = xno; then
    dri3_default=no
fi

1136 1137
AC_ARG_ENABLE([dri3],
    [AS_HELP_STRING([--enable-dri3],
1138
        [enable DRI3 @<:@default=auto@:>@])],
1139
    [enable_dri3="$enableval"],
1140
    [enable_dri3="$dri3_default"])
1141
AC_ARG_ENABLE([glx],
1142 1143
    [AS_HELP_STRING([--enable-glx@<:@=dri|xlib|gallium-xlib@:>@],
        [enable the GLX library and choose an implementation @<:@default=auto@:>@])],
1144
    [enable_glx="$enableval"],
1145
    [enable_glx=yes])
1146 1147
AC_ARG_ENABLE([osmesa],
    [AS_HELP_STRING([--enable-osmesa],
1148
        [enable OSMesa library @<:@default=disabled@:>@])],
1149
    [enable_osmesa="$enableval"],
1150
    [enable_osmesa=no])
1151 1152 1153 1154 1155
AC_ARG_ENABLE([gallium-osmesa],
    [AS_HELP_STRING([--enable-gallium-osmesa],
        [enable Gallium implementation of the OSMesa library @<:@default=disabled@:>@])],
    [enable_gallium_osmesa="$enableval"],
    [enable_gallium_osmesa=no])
1156 1157 1158 1159 1160 1161
AC_ARG_ENABLE([egl],
    [AS_HELP_STRING([--disable-egl],
        [disable EGL library @<:@default=enabled@:>@])],
    [enable_egl="$enableval"],
    [enable_egl=yes])

Thomas Hellstrom's avatar
Thomas Hellstrom committed
1162 1163
AC_ARG_ENABLE([xa],
    [AS_HELP_STRING([--enable-xa],
1164
        [enable build of the XA X Acceleration API @<:@default=disabled@:>@])],
Thomas Hellstrom's avatar
Thomas Hellstrom committed
1165 1166
    [enable_xa="$enableval"],
    [enable_xa=no])
1167 1168
AC_ARG_ENABLE([gbm],
   [AS_HELP_STRING([--enable-gbm],
1169
         [enable gbm library @<:@default=yes except cygwin@:>@])],
1170
   [enable_gbm="$enableval"],
1171 1172 1173 1174 1175 1176 1177 1178
   [case "$host_os" in
       cygwin*)
          enable_gbm=no
          ;;
       *)
          enable_gbm=yes
          ;;
    esac])
1179 1180 1181 1182 1183
AC_ARG_ENABLE([nine],
    [AS_HELP_STRING([--enable-nine],
        [enable build of the nine Direct3D9 API @<:@default=no@:>@])],
    [enable_nine="$enableval"],
    [enable_nine=no])
1184

1185 1186 1187 1188
AC_ARG_ENABLE([xvmc],
   [AS_HELP_STRING([--enable-xvmc],
         [enable xvmc library @<:@default=auto@:>@])],
   [enable_xvmc="$enableval"],
1189
   [enable_xvmc=auto])
1190 1191 1192 1193 1194
AC_ARG_ENABLE([vdpau],
   [AS_HELP_STRING([--enable-vdpau],
         [enable vdpau library @<:@default=auto@:>@])],
   [enable_vdpau="$enableval"],
   [enable_vdpau=auto])
1195 1196
AC_ARG_ENABLE([omx],
   [AS_HELP_STRING([--enable-omx],
1197
         [enable OpenMAX library @<:@default=disabled@:>@])],
1198 1199
   [enable_omx="$enableval"],
   [enable_omx=no])
1200 1201 1202 1203 1204
AC_ARG_ENABLE([va],
   [AS_HELP_STRING([--enable-va],
         [enable va library @<:@default=auto@:>@])],
   [enable_va="$enableval"],
   [enable_va=auto])
1205 1206
AC_ARG_ENABLE([opencl],
   [AS_HELP_STRING([--enable-opencl],
1207
         [enable OpenCL library @<:@default=disabled@:>@])],
1208
   [enable_opencl="$enableval"],
1209
   [enable_opencl=no])
1210 1211 1212
AC_ARG_ENABLE([opencl_icd],
   [AS_HELP_STRING([--enable-opencl-icd],
          [Build an OpenCL ICD library to be loaded by an ICD implementation
1213
           @<:@default=disabled@:>@])],
1214 1215
    [enable_opencl_icd="$enableval"],
    [enable_opencl_icd=no])
1216

1217
AC_ARG_ENABLE([gallium-tests],
1218
    [AS_HELP_STRING([--enable-gallium-tests],
1219
        [Enable optional Gallium tests) @<:@default=disabled@:>@])],
1220 1221 1222
    [enable_gallium_tests="$enableval"],
    [enable_gallium_tests=no])

1223
# Option for Gallium drivers
1224 1225

# Keep this in sync with the --with-gallium-drivers help string default value
1226
GALLIUM_DRIVERS_DEFAULT="r300,r600,svga,swrast"
1227 1228 1229 1230

AC_ARG_WITH([gallium-drivers],
    [AS_HELP_STRING([--with-gallium-drivers@<:@=DIRS...@:>@],
        [comma delimited Gallium drivers list, e.g.
1231
        "i915,ilo,nouveau,r300,r600,radeonsi,freedreno,svga,swrast,vc4,virgl,etnaviv,imx"
1232
        @<:@default=r300,r600,svga,swrast@:>@])],
1233 1234
    [with_gallium_drivers="$withval"],
    [with_gallium_drivers="$GALLIUM_DRIVERS_DEFAULT"])
1235

1236 1237 1238 1239 1240 1241 1242
# Doing '--without-gallium-drivers' will set this variable to 'no'.  Clear it
# here so that the script doesn't choke on an unknown driver name later.
case "$with_gallium_drivers" in
    yes) with_gallium_drivers="$GALLIUM_DRIVERS_DEFAULT" ;;
    no) with_gallium_drivers='' ;;
esac

1243 1244 1245
if test "x$enable_opengl" = xno -a \
        "x$enable_gles1" = xno -a \
        "x$enable_gles2" = xno -a \
1246
        "x$enable_nine" = xno -a \
Thomas Hellstrom's avatar
Thomas Hellstrom committed
1247
        "x$enable_xa" = xno -a \
1248 1249
        "x$enable_xvmc" = xno -a \
        "x$enable_vdpau" = xno -a \
1250
        "x$enable_omx" = xno -a \
1251
        "x$enable_va" = xno -a \
1252
        "x$enable_opencl" = xno; then
1253 1254 1255
    AC_MSG_ERROR([at least one API should be enabled])
fi

1256 1257 1258 1259 1260 1261 1262 1263 1264 1265 1266
# Building OpenGL ES1 and/or ES2 without OpenGL is not supported on mesa 9.0.x
if test "x$enable_opengl" = xno -a \
        "x$enable_gles1" = xyes; then
    AC_MSG_ERROR([Building OpenGL ES1 without OpenGL is not supported])
fi

if test "x$enable_opengl" = xno -a \
        "x$enable_gles2" = xyes; then
    AC_MSG_ERROR([Building OpenGL ES2 without OpenGL is not supported])
fi

Matt Turner's avatar
Matt Turner committed
1267 1268 1269 1270 1271 1272 1273
AM_CONDITIONAL(HAVE_OPENGL, test "x$enable_opengl" = xyes)
AM_CONDITIONAL(HAVE_OPENGL_ES1, test "x$enable_gles1" = xyes)
AM_CONDITIONAL(HAVE_OPENGL_ES2, test "x$enable_gles2" = xyes)
AM_CONDITIONAL(NEED_OPENGL_COMMON, test "x$enable_opengl" = xyes -o \
                                        "x$enable_gles1" = xyes -o \
                                        "x$enable_gles2" = xyes)

1274 1275 1276 1277 1278 1279 1280 1281 1282
# Validate GLX options
if test "x$enable_glx" = xyes; then
    if test "x$enable_dri" = xyes; then
        enable_glx=dri
    elif test -n "$with_gallium_drivers"; then
        enable_glx=gallium-xlib
    else
        enable_glx=xlib
    fi
1283
fi
1284 1285 1286 1287 1288 1289
case "x$enable_glx" in
xdri | xxlib | xgallium-xlib)
    # GLX requires OpenGL
    if test "x$enable_opengl" = xno; then
        AC_MSG_ERROR([GLX cannot be built without OpenGL])
    fi
1290

1291 1292 1293 1294 1295 1296 1297 1298 1299 1300 1301 1302 1303 1304 1305 1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316 1317 1318
    # Check individual dependencies
    case "x$enable_glx" in
    xdri)
        if test "x$enable_dri" = xno; then
            AC_MSG_ERROR([DRI-based GLX requires DRI to be enabled])
        fi
        ;;
    xxlib)
        if test "x$enable_dri" = xyes; then
            AC_MSG_ERROR([Xlib-based GLX cannot be built with DRI enabled])
        fi
        ;;
    xgallium-xlib )
        if test "x$enable_dri" = xyes; then
            AC_MSG_ERROR([Xlib-based (Gallium) GLX cannot be built with DRI enabled])
        fi
        if test -z "$with_gallium_drivers"; then
            AC_MSG_ERROR([Xlib-based (Gallium) GLX cannot be built without Gallium enabled])
        fi
        ;;
    esac
    ;;
xno)
    ;;
*)
    AC_MSG_ERROR([Illegal value for --enable-glx: $enable_glx])
    ;;
esac
1319

1320
AM_CONDITIONAL(HAVE_GLX, test "x$enable_glx" != xno)
1321 1322 1323
AM_CONDITIONAL(HAVE_DRI_GLX, test "x$enable_glx" = xdri)
AM_CONDITIONAL(HAVE_XLIB_GLX, test "x$enable_glx" = xxlib)
AM_CONDITIONAL(HAVE_GALLIUM_XLIB_GLX, test "x$enable_glx" = xgallium-xlib)
1324

1325 1326 1327 1328 1329 1330 1331 1332 1333 1334 1335 1336 1337 1338 1339 1340 1341 1342 1343 1344 1345 1346 1347 1348 1349 1350 1351 1352 1353
dnl
dnl Libglvnd configuration
dnl
AC_ARG_ENABLE([libglvnd],
    [AS_HELP_STRING([--enable-libglvnd],
        [Build for libglvnd @<:@default=disabled@:>@])],
    [enable_libglvnd="$enableval"],
    [enable_libglvnd=no])
AM_CONDITIONAL(USE_LIBGLVND_GLX, test "x$enable_libglvnd" = xyes)
if test "x$enable_libglvnd" = xyes ; then
    dnl XXX: update once we can handle more than libGL/glx.
    dnl Namely: we should error out if neither of the glvnd enabled libraries
    dnl are built
    case "x$enable_glx" in
    xno)
        AC_MSG_ERROR([cannot build libglvnd without GLX])
        ;;
    xxlib | xgallium-xlib )
        AC_MSG_ERROR([cannot build libgvnd when Xlib-GLX or Gallium-Xlib-GLX is enabled])
        ;;
    xdri)
        ;;
    esac

    PKG_CHECK_MODULES([GLVND], libglvnd >= 0.1.0)
    DEFINES="${DEFINES} -DUSE_LIBGLVND_GLX=1"
    DEFAULT_GL_LIB_NAME=GLX_mesa
fi

1354 1355 1356 1357 1358 1359 1360
# Check for libdrm
PKG_CHECK_MODULES([LIBDRM], [libdrm >= $LIBDRM_REQUIRED],
                  [have_libdrm=yes], [have_libdrm=no])
if test "x$have_libdrm" = xyes; then
	DEFINES="$DEFINES -DHAVE_LIBDRM"
fi

1361 1362 1363 1364 1365 1366 1367
require_libdrm() {
    if test "x$have_libdrm" != xyes; then
       AC_MSG_ERROR([$1 requires libdrm >= $LIBDRM_REQUIRED])
    fi
}


1368 1369 1370 1371
# Select which platform-dependent DRI code gets built
case "$host_os" in
darwin*)
    dri_platform='apple' ;;
1372 1373 1374
cygwin*)
    dri_platform='windows' ;;
gnu*)
1375 1376 1377 1378 1379
    dri_platform='none' ;;
*)
    dri_platform='drm' ;;
esac

1380 1381 1382 1383
if test "x$enable_dri" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes; then
    have_drisw_kms='yes'
fi

1384 1385
AM_CONDITIONAL(HAVE_DRICOMMON, test "x$enable_dri" = xyes )
AM_CONDITIONAL(HAVE_DRISW, test "x$enable_dri" = xyes )
1386
AM_CONDITIONAL(HAVE_DRISW_KMS, test "x$have_drisw_kms" = xyes )
1387 1388
AM_CONDITIONAL(HAVE_DRI2, test "x$enable_dri" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes )
AM_CONDITIONAL(HAVE_DRI3, test "x$enable_dri3" = xyes -a "x$dri_platform" = xdrm -a "x$have_libdrm" = xyes )
1389
AM_CONDITIONAL(HAVE_APPLEDRI, test "x$enable_dri" = xyes -a "x$dri_platform" = xapple )
1390 1391
AM_CONDITIONAL(HAVE_LMSENSORS, test "x$enable_lmsensors" = xyes )
AM_CONDITIONAL(HAVE_GALLIUM_EXTRA_HUD, test "x$enable_gallium_extra_hud" = xyes )
1392
AM_CONDITIONAL(HAVE_WINDOWSDRI, test "x$enable_dri" = xyes -a "x$dri_platform" = xwindows )
Matt Turner's avatar
Matt Turner committed
1393

1394 1395
AC_ARG_ENABLE([shared-glapi],
    [AS_HELP_STRING([--enable-shared-glapi],
1396
        [Enable shared glapi for OpenGL @<:@default=enabled@:>@])],
1397
    [enable_shared_glapi="$enableval"],
1398
    [enable_shared_glapi=yes])
1399

1400 1401 1402 1403 1404 1405 1406 1407
case "x$enable_opengl$enable_gles1$enable_gles2" in
x*yes*yes*)
    if test "x$enable_shared_glapi" = xno; then
        AC_MSG_ERROR([shared GLAPI required when building two or more of
                      the following APIs - opengl, gles1 gles2])
    fi
    ;;
esac
1408 1409 1410

AM_CONDITIONAL(HAVE_SHARED_GLAPI, test "x$enable_shared_glapi" = xyes)

1411 1412 1413 1414 1415
# Build the pipe-drivers as separate libraries/modules.
# Do not touch this unless you know what you are doing.
# XXX: Expose via configure option ?
enable_shared_pipe_drivers=no

1416 1417
dnl
dnl Driver specific build directories
1418
dnl
1419

1420
if test "x$enable_gallium_osmesa" = xyes; then
1421 1422
    if ! echo "$with_gallium_drivers" | grep -q 'swrast'; then
        AC_MSG_ERROR([gallium_osmesa requires the gallium swrast driver])
1423 1424 1425 1426
    fi
    if test "x$enable_osmesa" = xyes; then
        AC_MSG_ERROR([Cannot enable both classic and Gallium OSMesa implementations])
    fi
1427 1428
fi

1429 1430 1431 1432 1433 1434 1435 1436 1437 1438 1439 1440 1441 1442 1443 1444
require_dri_shared_libs_and_glapi() {
    if test "x$enable_static" = xyes; then
        AC_MSG_ERROR([$1 cannot be build as static library])
    fi

    if test "x$enable_dri" != xyes; then
        # There is only a single backend which won't be build/used otherwise.
        # XXX: Revisit this as the egl/haiku is a thing.
        AC_MSG_ERROR([$1 requires --enable-dri])
    fi

    if test "x$enable_shared_glapi" != xyes; then
        AC_MSG_ERROR([$1 requires --enable-shared-glapi])
    fi
}

Chia-I Wu's avatar
Chia-I Wu committed
1445
if test "x$enable_dri" = xyes; then
1446
    require_dri_shared_libs_and_glapi "DRI"
1447

1448 1449 1450
    # not a hard requirement as swrast does not depend on it
    if test "x$have_libdrm" = xyes; then
        DRI_PC_REQ_PRIV="libdrm >= $LIBDRM_REQUIRED"