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configure.ac
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configure.ac
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dnl Process this file with autoconf to create configure.
AC_PREREQ([2.59])
dnl Versioning - scrape the version from configs/default
m4_define([mesa_version],
[m4_esyscmd([${MAKE-make} -s -f bin/version.mk version | tr -d '\n' | tr -d '\r'])])
m4_ifval(mesa_version,,
[m4_fatal([Failed to get the Mesa version from `make -f bin/version.mk version`])])
dnl Tell the user about autoconf.html in the --help output
m4_divert_once([HELP_END], [
See docs/autoconf.html for more details on the options for Mesa.])
AC_INIT([Mesa],[mesa_version],
[https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa])
AC_CONFIG_AUX_DIR([bin])
AC_CANONICAL_HOST
dnl Save user CFLAGS and CXXFLAGS so one can override the default ones
USER_CFLAGS="$CFLAGS"
USER_CXXFLAGS="$CXXFLAGS"
dnl Versions for external dependencies
LIBDRM_REQUIRED=2.4.24
LIBDRM_RADEON_REQUIRED=2.4.24
LIBDRM_INTEL_REQUIRED=2.4.27
LIBDRM_NOUVEAU_REQUIRED=0.6
DRI2PROTO_REQUIRED=2.6
GLPROTO_REQUIRED=1.4.14
LIBDRM_XORG_REQUIRED=2.4.24
LIBKMS_XORG_REQUIRED=1.0.0
dnl Check for progs
AC_PROG_CPP
AC_PROG_CC
AC_PROG_CXX
AC_CHECK_PROGS([MAKE], [gmake make])
AC_CHECK_PROGS([PYTHON2], [python2 python])
AC_PATH_PROG([MKDEP], [makedepend])
AC_PATH_PROG([SED], [sed])
if test "x$MKDEP" = "x"; then
AC_MSG_ERROR([makedepend is required to build Mesa])
fi
AC_PATH_PROG([FLEX], [flex])
test "x$FLEX" = "x" && AC_MSG_ERROR([flex is needed to build Mesa])
AC_PATH_PROG([BISON], [bison])
test "x$BISON" = "x" && AC_MSG_ERROR([bison is needed to build Mesa])
dnl Our fallback install-sh is a symlink to minstall. Use the existing
dnl configuration in that case.
AC_PROG_INSTALL
test "x$INSTALL" = "x$ac_install_sh" && INSTALL='$(MINSTALL)'
dnl We need a POSIX shell for parts of the build. Assume we have one
dnl in most cases.
case "$host_os" in
solaris*)
# Solaris /bin/sh is too old/non-POSIX compliant
AC_PATH_PROGS(POSIX_SHELL, [ksh93 ksh sh])
SHELL="$POSIX_SHELL"
;;
esac
dnl clang is mostly GCC-compatible, but its version is much lower,
dnl so we have to check for it.
AC_MSG_CHECKING([if compiling with clang])
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([], [[
#ifndef __clang__
not clang
#endif
]])],
[CLANG=yes], [CLANG=no])
AC_MSG_RESULT([$CLANG])
dnl If we're using GCC, make sure that it is at least version 3.3.0. Older
dnl versions are explictly not supported.
if test "x$GCC" = xyes -a "x$CLANG" = xno; then
AC_MSG_CHECKING([whether gcc version is sufficient])
major=0
minor=0
GCC_VERSION=`$CC -dumpversion`
if test $? -eq 0; then
major=`echo $GCC_VERSION | cut -d. -f1`
minor=`echo $GCC_VERSION | cut -d. -f2`
fi
if test $major -lt 3 -o $major -eq 3 -a $minor -lt 3 ; then
AC_MSG_RESULT([no])
AC_MSG_ERROR([If using GCC, version 3.3.0 or later is required.])
else
AC_MSG_RESULT([yes])
fi
fi
MKDEP_OPTIONS=-fdepend
dnl Ask gcc where it's keeping its secret headers
if test "x$GCC" = xyes; then
for dir in include include-fixed; do
GCC_INCLUDES=`$CC -print-file-name=$dir`
if test "x$GCC_INCLUDES" != x && \
test "$GCC_INCLUDES" != "$dir" && \
test -d "$GCC_INCLUDES"; then
MKDEP_OPTIONS="$MKDEP_OPTIONS -I$GCC_INCLUDES"
fi
done
fi
AC_SUBST([MKDEP_OPTIONS])
dnl Make sure the pkg-config macros are defined
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.])])
PKG_PROG_PKG_CONFIG()
dnl LIB_DIR - library basename
LIB_DIR=`echo $libdir | $SED 's%.*/%%'`
AC_SUBST([LIB_DIR])
dnl Cache LDFLAGS so we can add EXTRA_LIB_PATH and restore it later
_SAVE_LDFLAGS="$LDFLAGS"
AC_ARG_VAR([EXTRA_LIB_PATH],[Extra -L paths for the linker])
AC_SUBST([EXTRA_LIB_PATH])
dnl Cache CPPFLAGS so we can add *_INCLUDES and restore it later
_SAVE_CPPFLAGS="$CPPFLAGS"
AC_ARG_VAR([X11_INCLUDES],[Extra -I paths for X11 headers])
AC_SUBST([X11_INCLUDES])
dnl Compiler macros
DEFINES=""
AC_SUBST([DEFINES])
case "$host_os" in
linux*|*-gnu*|gnu*)
DEFINES="$DEFINES -D_GNU_SOURCE -DPTHREADS"
;;
solaris*)
DEFINES="$DEFINES -DPTHREADS -DSVR4"
;;
cygwin*)
DEFINES="$DEFINES -DPTHREADS"
;;
esac
dnl Add flags for gcc and g++
if test "x$GCC" = xyes; then
CFLAGS="$CFLAGS -Wall -Wmissing-prototypes -std=c99"
if test "x$CLANG" = "xno"; then
CFLAGS="$CFLAGS -ffast-math"
fi
# Enable -fvisibility=hidden if using a gcc that supports it
save_CFLAGS="$CFLAGS"
AC_MSG_CHECKING([whether $CC supports -fvisibility=hidden])
VISIBILITY_CFLAGS="-fvisibility=hidden"
CFLAGS="$CFLAGS $VISIBILITY_CFLAGS"
AC_LINK_IFELSE([AC_LANG_PROGRAM()], AC_MSG_RESULT([yes]),
[VISIBILITY_CFLAGS=""; AC_MSG_RESULT([no])]);
# Restore CFLAGS; VISIBILITY_CFLAGS are added to it where needed.
CFLAGS=$save_CFLAGS
# Work around aliasing bugs - developers should comment this out
CFLAGS="$CFLAGS -fno-strict-aliasing"
# gcc's builtin memcmp is slower than glibc's
# http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43052
CFLAGS="$CFLAGS -fno-builtin-memcmp"
fi
if test "x$GXX" = xyes; then
CXXFLAGS="$CXXFLAGS -Wall"
# Enable -fvisibility=hidden if using a gcc that supports it
save_CXXFLAGS="$CXXFLAGS"
AC_MSG_CHECKING([whether $CXX supports -fvisibility=hidden])
VISIBILITY_CXXFLAGS="-fvisibility=hidden"
CXXFLAGS="$CXXFLAGS $VISIBILITY_CXXFLAGS"
AC_LANG_PUSH([C++])
AC_LINK_IFELSE([AC_LANG_PROGRAM()], AC_MSG_RESULT([yes]),
[VISIBILITY_CXXFLAGS="" ; AC_MSG_RESULT([no])]);
AC_LANG_POP([C++])
# Restore CXXFLAGS; VISIBILITY_CXXFLAGS are added to it where needed.
CXXFLAGS=$save_CXXFLAGS
# Work around aliasing bugs - developers should comment this out
CXXFLAGS="$CXXFLAGS -fno-strict-aliasing"
# gcc's builtin memcmp is slower than glibc's
# http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43052
CXXFLAGS="$CXXFLAGS -fno-builtin-memcmp"
fi
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 "$host_os" in
cygwin*)
VISIBILITY_CFLAGS=""
VISIBILITY_CXXFLAGS=""
;;
esac
AC_SUBST([VISIBILITY_CFLAGS])
AC_SUBST([VISIBILITY_CXXFLAGS])
dnl These should be unnecessary, but let the user set them if they want
AC_ARG_VAR([OPT_FLAGS], [Additional optimization flags for the compiler.
Default is to use CFLAGS.])
AC_ARG_VAR([ARCH_FLAGS], [Additional architecture specific flags for the
compiler. Default is to use CFLAGS.])
AC_SUBST([OPT_FLAGS])
AC_SUBST([ARCH_FLAGS])
dnl
dnl Hacks to enable 32 or 64 bit build
dnl
AC_ARG_ENABLE([32-bit],
[AS_HELP_STRING([--enable-32-bit],
[build 32-bit libraries @<:@default=auto@:>@])],
[enable_32bit="$enableval"],
[enable_32bit=auto]
)
if test "x$enable_32bit" = xyes; then
if test "x$GCC" = xyes; then
CFLAGS="$CFLAGS -m32"
ARCH_FLAGS="$ARCH_FLAGS -m32"
fi
if test "x$GXX" = xyes; then
CXXFLAGS="$CXXFLAGS -m32"
fi
fi
AC_ARG_ENABLE([64-bit],
[AS_HELP_STRING([--enable-64-bit],
[build 64-bit libraries @<:@default=auto@:>@])],
[enable_64bit="$enableval"],
[enable_64bit=auto]
)
if test "x$enable_64bit" = xyes; then
if test "x$GCC" = xyes; then
CFLAGS="$CFLAGS -m64"
fi
if test "x$GXX" = xyes; then
CXXFLAGS="$CXXFLAGS -m64"
fi
fi
dnl
dnl shared/static libraries, mimic libtool options
dnl
AC_ARG_ENABLE([static],
[AS_HELP_STRING([--enable-static],
[build static libraries @<:@default=disabled@:>@])],
[enable_static="$enableval"],
[enable_static=no]
)
case "x$enable_static" in
xyes|xno ) ;;
x ) enable_static=no ;;
* )
AC_MSG_ERROR([Static library option '$enable_static' is not a valid])
;;
esac
AC_ARG_ENABLE([shared],
[AS_HELP_STRING([--disable-shared],
[build shared libraries @<:@default=enabled@:>@])],
[enable_shared="$enableval"],
[enable_shared=yes]
)
case "x$enable_shared" in
xyes|xno ) ;;
x ) enable_shared=yes ;;
* )
AC_MSG_ERROR([Shared library option '$enable_shared' is not a valid])
;;
esac
dnl Can't have static and shared libraries, default to static if user
dnl explicitly requested. If both disabled, set to static since shared
dnl was explicitly requirested.
case "x$enable_static$enable_shared" in
xyesyes )
AC_MSG_WARN([Can't build static and shared libraries, disabling shared])
enable_shared=no
;;
xnono )
AC_MSG_WARN([Can't disable both static and shared libraries, enabling static])
enable_static=yes
;;
esac
dnl
dnl mklib options
dnl
AC_ARG_VAR([MKLIB_OPTIONS],[Options for the Mesa library script, mklib])
if test "$enable_static" = yes; then
MKLIB_OPTIONS="$MKLIB_OPTIONS -static"
fi
AC_SUBST([MKLIB_OPTIONS])
dnl
dnl other compiler options
dnl
AC_ARG_ENABLE([debug],
[AS_HELP_STRING([--enable-debug],
[use debug compiler flags and macros @<:@default=disabled@:>@])],
[enable_debug="$enableval"],
[enable_debug=no]
)
if test "x$enable_debug" = xyes; then
DEFINES="$DEFINES -DDEBUG"
if test "x$GCC" = xyes; then
CFLAGS="$CFLAGS -g"
fi
if test "x$GXX" = xyes; then
CXXFLAGS="$CXXFLAGS -g"
fi
fi
dnl
dnl library names
dnl
LIB_PREFIX_GLOB='lib'
LIB_VERSION_SEPARATOR='.'
if test "$enable_static" = yes; then
LIB_EXTENSION='a'
else
case "$host_os" in
darwin* )
LIB_EXTENSION='dylib' ;;
cygwin* )
dnl prefix can be 'cyg' or 'lib'
LIB_PREFIX_GLOB='???'
LIB_VERSION_SEPARATOR='-'
LIB_EXTENSION='dll' ;;
aix* )
LIB_EXTENSION='a' ;;
* )
LIB_EXTENSION='so' ;;
esac
fi
dnl
dnl Mangled Mesa support
dnl
AC_ARG_ENABLE([mangling],
[AS_HELP_STRING([--enable-mangling],
[enable mangled symbols and library name @<:@default=disabled@:>@])],
[enable_mangling="${enableval}"],
[enable_mangling=no]
)
GL_LIB="GL"
GLU_LIB="GLU"
OSMESA_LIB="OSMesa"
if test "x${enable_mangling}" = "xyes" ; then
DEFINES="${DEFINES} -DUSE_MGL_NAMESPACE"
GL_LIB="MangledGL"
GLU_LIB="MangledGLU"
OSMESA_LIB="MangledOSMesa"
fi
AC_SUBST([GL_LIB])
AC_SUBST([GLU_LIB])
AC_SUBST([OSMESA_LIB])
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="$DEFINES -DTEXTURE_FLOAT_ENABLED"
fi
GL_LIB_NAME='lib$(GL_LIB).'${LIB_EXTENSION}
GLU_LIB_NAME='lib$(GLU_LIB).'${LIB_EXTENSION}
GLUT_LIB_NAME='lib$(GLUT_LIB).'${LIB_EXTENSION}
OSMESA_LIB_NAME='lib$(OSMESA_LIB).'${LIB_EXTENSION}
EGL_LIB_NAME='lib$(EGL_LIB).'${LIB_EXTENSION}
GLESv1_CM_LIB_NAME='lib$(GLESv1_CM_LIB).'${LIB_EXTENSION}
GLESv2_LIB_NAME='lib$(GLESv2_LIB).'${LIB_EXTENSION}
VG_LIB_NAME='lib$(VG_LIB).'${LIB_EXTENSION}
GLAPI_LIB_NAME='lib$(GLAPI_LIB).'${LIB_EXTENSION}
WAYLAND_EGL_LIB_NAME='lib$(WAYLAND_EGL_LIB).'${LIB_EXTENSION}
GBM_LIB_NAME='lib$(GBM_LIB).'${LIB_EXTENSION}
GL_LIB_GLOB=${LIB_PREFIX_GLOB}'$(GL_LIB)'${LIB_VERSION_SEPARATOR}'*'${LIB_EXTENSION}'*'
GLU_LIB_GLOB=${LIB_PREFIX_GLOB}'$(GLU_LIB)'${LIB_VERSION_SEPARATOR}'*'${LIB_EXTENSION}'*'
GLUT_LIB_GLOB=${LIB_PREFIX_GLOB}'$(GLUT_LIB)'${LIB_VERSION_SEPARATOR}'*'${LIB_EXTENSION}'*'
OSMESA_LIB_GLOB=${LIB_PREFIX_GLOB}'$(OSMESA_LIB)'${LIB_VERSION_SEPARATOR}'*'${LIB_EXTENSION}'*'
EGL_LIB_GLOB=${LIB_PREFIX_GLOB}'$(EGL_LIB)'${LIB_VERSION_SEPARATOR}'*'${LIB_EXTENSION}'*'
EGL_LIB_GLOB=${LIB_PREFIX_GLOB}'$(EGL_LIB)'${LIB_VERSION_SEPARATOR}'*'${LIB_EXTENSION}'*'
GLESv1_CM_LIB_GLOB=${LIB_PREFIX_GLOB}'$(GLESv1_CM_LIB)'${LIB_VERSION_SEPARATOR}'*'${LIB_EXTENSION}'*'
GLESv2_LIB_GLOB=${LIB_PREFIX_GLOB}'$(GLESv2_LIB)'${LIB_VERSION_SEPARATOR}'*'${LIB_EXTENSION}'*'
VG_LIB_GLOB=${LIB_PREFIX_GLOB}'$(VG_LIB)'${LIB_VERSION_SEPARATOR}'*'${LIB_EXTENSION}'*'
GLAPI_LIB_GLOB=${LIB_PREFIX_GLOB}'$(GLAPI_LIB)'${LIB_VERSION_SEPARATOR}'*'${LIB_EXTENSION}'*'
WAYLAND_EGL_LIB_GLOB=${LIB_PREFIX_GLOB}'$(WAYLAND_EGL_LIB)'${LIB_VERSION_SEPARATOR}'*'${LIB_EXTENSION}'*'
GBM_LIB_GLOB=${LIB_PREFIX_GLOB}'$(GBM_LIB)'${LIB_VERSION_SEPARATOR}'*'${LIB_EXTENSION}'*'
AC_SUBST([GL_LIB_NAME])
AC_SUBST([GLU_LIB_NAME])
AC_SUBST([GLUT_LIB_NAME])
AC_SUBST([OSMESA_LIB_NAME])
AC_SUBST([EGL_LIB_NAME])
AC_SUBST([GLESv1_CM_LIB_NAME])
AC_SUBST([GLESv2_LIB_NAME])
AC_SUBST([VG_LIB_NAME])
AC_SUBST([GLAPI_LIB_NAME])
AC_SUBST([WAYLAND_EGL_LIB_NAME])
AC_SUBST([GBM_LIB_NAME])
AC_SUBST([GL_LIB_GLOB])
AC_SUBST([GLU_LIB_GLOB])
AC_SUBST([GLUT_LIB_GLOB])
AC_SUBST([OSMESA_LIB_GLOB])
AC_SUBST([EGL_LIB_GLOB])
AC_SUBST([GLESv1_CM_LIB_GLOB])
AC_SUBST([GLESv2_LIB_GLOB])
AC_SUBST([VG_LIB_GLOB])
AC_SUBST([GLAPI_LIB_GLOB])
AC_SUBST([WAYLAND_EGL_LIB_GLOB])
AC_SUBST([GBM_LIB_GLOB])
dnl
dnl Arch/platform-specific settings
dnl
AC_ARG_ENABLE([asm],
[AS_HELP_STRING([--disable-asm],
[disable assembly usage @<:@default=enabled on supported plaforms@:>@])],
[enable_asm="$enableval"],
[enable_asm=yes]
)
asm_arch=""
ASM_FLAGS=""
MESA_ASM_SOURCES=""
GLAPI_ASM_SOURCES=""
AC_MSG_CHECKING([whether to enable assembly])
test "x$enable_asm" = xno && AC_MSG_RESULT([no])
# disable if cross compiling on x86/x86_64 since we must run gen_matypes
if test "x$enable_asm" = xyes && test "x$cross_compiling" = xyes; then
case "$host_cpu" in
i?86 | x86_64)
enable_asm=no
AC_MSG_RESULT([no, cross compiling])
;;
esac
fi
# check for supported arches
if test "x$enable_asm" = xyes; then
case "$host_cpu" in
i?86)
case "$host_os" in
linux* | *freebsd* | dragonfly* | *netbsd*)
test "x$enable_64bit" = xyes && asm_arch=x86_64 || asm_arch=x86
;;
esac
;;
x86_64)
case "$host_os" in
linux* | *freebsd* | dragonfly* | *netbsd*)
test "x$enable_32bit" = xyes && asm_arch=x86 || asm_arch=x86_64
;;
esac
;;
powerpc)
case "$host_os" in
linux*)
asm_arch=ppc
;;
esac
;;
sparc*)
case "$host_os" in
linux*)
asm_arch=sparc
;;
esac
;;
esac
case "$asm_arch" in
x86)
ASM_FLAGS="-DUSE_X86_ASM -DUSE_MMX_ASM -DUSE_3DNOW_ASM -DUSE_SSE_ASM"
MESA_ASM_SOURCES='$(X86_SOURCES)'
GLAPI_ASM_SOURCES='$(X86_API)'
AC_MSG_RESULT([yes, x86])
;;
x86_64)
ASM_FLAGS="-DUSE_X86_64_ASM"
MESA_ASM_SOURCES='$(X86-64_SOURCES)'
GLAPI_ASM_SOURCES='$(X86-64_API)'
AC_MSG_RESULT([yes, x86_64])
;;
ppc)
ASM_FLAGS="-DUSE_PPC_ASM -DUSE_VMX_ASM"
MESA_ASM_SOURCES='$(PPC_SOURCES)'
AC_MSG_RESULT([yes, ppc])
;;
sparc)
ASM_FLAGS="-DUSE_SPARC_ASM"
MESA_ASM_SOURCES='$(SPARC_SOURCES)'
GLAPI_ASM_SOURCES='$(SPARC_API)'
AC_MSG_RESULT([yes, sparc])
;;
*)
AC_MSG_RESULT([no, platform not supported])
;;
esac
fi
AC_SUBST([ASM_FLAGS])
AC_SUBST([MESA_ASM_SOURCES])
AC_SUBST([GLAPI_ASM_SOURCES])
dnl PIC code macro
MESA_PIC_FLAGS
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.
AC_CHECK_FUNC([dlopen], [],
[AC_CHECK_LIB([dl], [dlopen], [DLOPEN_LIBS="-ldl"])])
AC_SUBST([DLOPEN_LIBS])
dnl See if posix_memalign is available
AC_CHECK_FUNC([posix_memalign], [DEFINES="$DEFINES -DHAVE_POSIX_MEMALIGN"])
dnl SELinux awareness.
AC_ARG_ENABLE([selinux],
[AS_HELP_STRING([--enable-selinux],
[Build SELinux-aware Mesa @<:@default=disabled@:>@])],
[MESA_SELINUX="$enableval"],
[MESA_SELINUX=no])
if test "x$enable_selinux" = "xyes"; then
AC_CHECK_HEADER([selinux/selinux.h],[],
[AC_MSG_ERROR([SELinux headers not found])])
AC_CHECK_LIB([selinux],[is_selinux_enabled],[],
[AC_MSG_ERROR([SELinux library not found])])
SELINUX_LIBS="-lselinux"
DEFINES="$DEFINES -DMESA_SELINUX"
fi
dnl Options for APIs
AC_ARG_ENABLE([opengl],
[AS_HELP_STRING([--disable-opengl],
[disable support for standard OpenGL API @<:@default=no@:>@])],
[enable_opengl="$enableval"],
[enable_opengl=yes])
AC_ARG_ENABLE([gles1],
[AS_HELP_STRING([--enable-gles1],
[enable support for OpenGL ES 1.x API @<:@default=no@:>@])],
[enable_gles1="$enableval"],
[enable_gles1=no])
AC_ARG_ENABLE([gles2],
[AS_HELP_STRING([--enable-gles2],
[enable support for OpenGL ES 2.x API @<:@default=no@:>@])],
[enable_gles2="$enableval"],
[enable_gles2=no])
AC_ARG_ENABLE([openvg],
[AS_HELP_STRING([--enable-openvg],
[enable support for OpenVG API @<:@default=no@:>@])],
[enable_openvg="$enableval"],
[enable_openvg=no])
AC_ARG_ENABLE([dri],
[AS_HELP_STRING([--enable-dri],
[enable DRI modules @<:@default=auto@:>@])],
[enable_dri="$enableval"],
[enable_dri=auto])
AC_ARG_ENABLE([glx],
[AS_HELP_STRING([--enable-glx],
[enable GLX library @<:@default=auto@:>@])],
[enable_glx="$enableval"],
[enable_glx=auto])
AC_ARG_ENABLE([osmesa],
[AS_HELP_STRING([--enable-osmesa],
[enable OSMesa library @<:@default=auto@:>@])],
[enable_osmesa="$enableval"],
[enable_osmesa=auto])
AC_ARG_ENABLE([egl],
[AS_HELP_STRING([--disable-egl],
[disable EGL library @<:@default=enabled@:>@])],
[enable_egl="$enableval"],
[enable_egl=yes])
AC_ARG_ENABLE([xorg],
[AS_HELP_STRING([--enable-xorg],
[enable support for X.Org DDX API @<:@default=no@:>@])],
[enable_xorg="$enableval"],
[enable_xorg=no])
AC_ARG_ENABLE([xa],
[AS_HELP_STRING([--enable-xa],
[enable build of the XA X Acceleration API @<:@default=no@:>@])],
[enable_xa="$enableval"],
[enable_xa=no])
AC_ARG_ENABLE([d3d1x],
[AS_HELP_STRING([--enable-d3d1x],
[enable support for Direct3D 10 & 11 low-level API @<:@default=no@:>@])],
[enable_d3d1x="$enableval"],
[enable_d3d1x=no])
AC_ARG_ENABLE([gbm],
[AS_HELP_STRING([--enable-gbm],
[enable gbm library @<:@default=auto@:>@])],
[enable_gbm="$enableval"],
[enable_gbm=auto])
AC_ARG_ENABLE([xvmc],
[AS_HELP_STRING([--enable-xvmc],
[enable xvmc library @<:@default=auto@:>@])],
[enable_xvmc="$enableval"],
[enable_xvmc=auto])
AC_ARG_ENABLE([vdpau],
[AS_HELP_STRING([--enable-vdpau],
[enable vdpau library @<:@default=auto@:>@])],
[enable_vdpau="$enableval"],
[enable_vdpau=auto])
AC_ARG_ENABLE([va],
[AS_HELP_STRING([--enable-va],
[enable va library @<:@default=auto@:>@])],
[enable_va="$enableval"],
[enable_va=auto])
AC_ARG_ENABLE([xlib_glx],
[AS_HELP_STRING([--enable-xlib-glx],
[make GLX library Xlib-based instead of DRI-based @<:@default=disable@:>@])],
[enable_xlib_glx="$enableval"],
[enable_xlib_glx=auto])
AC_ARG_ENABLE([gallium_egl],
[AS_HELP_STRING([--enable-gallium-egl],
[enable optional EGL state tracker (not required
for EGL support in Gallium with OpenGL and OpenGL ES)
@<:@default=disable@:>@])],
[enable_gallium_egl="$enableval"],
[enable_gallium_egl=no])
AC_ARG_ENABLE([gallium_gbm],
[AS_HELP_STRING([--enable-gallium-gbm],
[enable optional gbm state tracker (not required for
gbm support in Gallium)
@<:@default=auto@:>@])],
[enable_gallium_gbm="$enableval"],
[enable_gallium_gbm=auto])
# Option for Gallium drivers
GALLIUM_DRIVERS_DEFAULT="r300,r600,swrast"
AC_ARG_WITH([gallium-drivers],
[AS_HELP_STRING([--with-gallium-drivers@<:@=DIRS...@:>@],
[comma delimited Gallium drivers list, e.g.
"i915,nouveau,r300,r600,svga,swrast"
@<:@default=r300,r600,swrast@:>@])],
[with_gallium_drivers="$withval"],
[with_gallium_drivers="$GALLIUM_DRIVERS_DEFAULT"])
# 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
if test "x$enable_opengl" = xno -a \
"x$enable_gles1" = xno -a \
"x$enable_gles2" = xno -a \
"x$enable_openvg" = xno -a \
"x$enable_xorg" = xno -a \
"x$enable_xa" = xno -a \
"x$enable_d3d1x" = xno -a \
"x$enable_xvmc" = xno -a \
"x$enable_vdpau" = xno -a \
"x$enable_va" = xno; then
AC_MSG_ERROR([at least one API should be enabled])
fi
API_DEFINES=""
if test "x$enable_opengl" = xno; then
API_DEFINES="$API_DEFINES -DFEATURE_GL=0"
else
API_DEFINES="$API_DEFINES -DFEATURE_GL=1"
fi
if test "x$enable_gles1" = xyes; then
API_DEFINES="$API_DEFINES -DFEATURE_ES1=1"
fi
if test "x$enable_gles2" = xyes; then
API_DEFINES="$API_DEFINES -DFEATURE_ES2=1"
fi
AC_SUBST([API_DEFINES])
AC_ARG_ENABLE([shared-glapi],
[AS_HELP_STRING([--enable-shared-glapi],
[EXPERIMENTAL. Enable shared glapi for OpenGL @<:@default=no@:>@])],
[enable_shared_glapi="$enableval"],
[enable_shared_glapi=no])
SHARED_GLAPI="0"
if test "x$enable_shared_glapi" = xyes; then
SHARED_GLAPI="1"
fi
AC_SUBST([SHARED_GLAPI])
dnl
dnl Driver configuration. Options are xlib, dri and osmesa right now.
dnl More later: fbdev, ...
dnl
default_driver="xlib"
case "$host_os" in
linux*)
case "$host_cpu" in
i*86|x86_64|powerpc*|sparc*) default_driver="dri";;
esac
;;
*freebsd* | dragonfly* | *netbsd*)
case "$host_cpu" in
i*86|x86_64|powerpc*|sparc*) default_driver="dri";;
esac
;;
esac
if test "x$enable_opengl" = xno; then
default_driver="no"
fi
AC_ARG_WITH([driver],
[AS_HELP_STRING([--with-driver=DRIVER], [DEPRECATED])],
[mesa_driver="$withval"],
[mesa_driver=auto])
dnl Check for valid option
case "x$mesa_driver" in
xxlib|xdri|xosmesa|xno)
if test "x$enable_dri" != xauto -o \
"x$enable_glx" != xauto -o \
"x$enable_osmesa" != xauto -o \
"x$enable_xlib_glx" != xauto; then
AC_MSG_ERROR([--with-driver=$mesa_driver is deprecated])
fi
;;
xauto)
mesa_driver="$default_driver"
;;
*)
AC_MSG_ERROR([Driver '$mesa_driver' is not a valid option])
;;
esac
# map $mesa_driver to APIs
if test "x$enable_dri" = xauto; then
case "x$mesa_driver" in
xdri) enable_dri=yes ;;
*) enable_dri=no ;;
esac
fi
if test "x$enable_glx" = xauto; then
case "x$mesa_driver" in
xdri|xxlib) enable_glx=yes ;;
*) enable_glx=no ;;
esac
fi
if test "x$enable_osmesa" = xauto; then
case "x$mesa_driver" in
xxlib|xosmesa) enable_osmesa=yes ;;
*) enable_osmesa=no ;;
esac
fi
if test "x$enable_xlib_glx" = xauto; then
case "x$mesa_driver" in
xxlib) enable_xlib_glx=yes ;;
*) enable_xlib_glx=no ;;
esac
fi
if test "x$enable_glx" = xno; then
enable_xlib_glx=no
fi
dnl
dnl Driver specific build directories
dnl
dnl this variable will be prepended to SRC_DIRS and is not exported
CORE_DIRS=""
SRC_DIRS=""
GLU_DIRS="sgi"
GALLIUM_DIRS="auxiliary drivers state_trackers"
GALLIUM_TARGET_DIRS=""
GALLIUM_WINSYS_DIRS="sw"
GALLIUM_DRIVERS_DIRS="galahad trace rbug noop identity"
GALLIUM_STATE_TRACKERS_DIRS=""
# build shared-glapi if enabled for OpenGL or if OpenGL ES is enabled
case "x$enable_shared_glapi$enable_gles1$enable_gles2" in
x*yes*)
CORE_DIRS="$CORE_DIRS mapi/shared-glapi"
;;
esac
# build glapi if OpenGL is enabled
if test "x$enable_opengl" = xyes; then
CORE_DIRS="$CORE_DIRS mapi/glapi"
fi
# build es1api if OpenGL ES 1.x is enabled
if test "x$enable_gles1" = xyes; then
CORE_DIRS="$CORE_DIRS mapi/es1api"
fi
# build es2api if OpenGL ES 2.x is enabled
if test "x$enable_gles2" = xyes; then
CORE_DIRS="$CORE_DIRS mapi/es2api"
fi
# build glsl and mesa if OpenGL or OpenGL ES is enabled
case "x$enable_opengl$enable_gles1$enable_gles2" in
x*yes*)
CORE_DIRS="$CORE_DIRS glsl mesa"
;;
esac
case "x$enable_glx$enable_xlib_glx" in
xyesyes)
DRIVER_DIRS="$DRIVER_DIRS x11"
GALLIUM_WINSYS_DIRS="$GALLIUM_WINSYS_DIRS sw/xlib"
GALLIUM_TARGET_DIRS="$GALLIUM_TARGET_DIRS libgl-xlib"
GALLIUM_STATE_TRACKERS_DIRS="glx $GALLIUM_STATE_TRACKERS_DIRS"
HAVE_WINSYS_XLIB="yes"
;;
xyesno)
# DRI-based GLX
SRC_DIRS="$SRC_DIRS glx"
;;
esac
if test "x$enable_dri" = xyes; then
DRIVER_DIRS="$DRIVER_DIRS dri"
GALLIUM_WINSYS_DIRS="$GALLIUM_WINSYS_DIRS sw/dri"
GALLIUM_STATE_TRACKERS_DIRS="dri $GALLIUM_STATE_TRACKERS_DIRS"
HAVE_ST_DRI="yes"
fi
if test "x$enable_osmesa" = xyes; then
# the empty space matters for osmesa... (see src/mesa/Makefile)
if test -n "$DRIVER_DIRS"; then
DRIVER_DIRS="$DRIVER_DIRS osmesa"
else
DRIVER_DIRS="osmesa"
fi
fi
AC_SUBST([SRC_DIRS])
AC_SUBST([GLU_DIRS])
AC_SUBST([DRIVER_DIRS])
AC_SUBST([GALLIUM_DIRS])
AC_SUBST([GALLIUM_TARGET_DIRS])
AC_SUBST([GALLIUM_WINSYS_DIRS])
AC_SUBST([GALLIUM_DRIVERS_DIRS])
AC_SUBST([GALLIUM_STATE_TRACKERS_DIRS])
AC_SUBST([MESA_LLVM])
# Check for libdrm
PKG_CHECK_MODULES([LIBDRM], [libdrm >= $LIBDRM_REQUIRED],
[have_libdrm=yes], [have_libdrm=no])
if test "x$enable_dri" = xyes; then
# DRI must be shared, I think
if test "$enable_static" = yes; then
AC_MSG_ERROR([Can't use static libraries for DRI drivers])
fi
# not a hard requirement as swrast does not depend on it
if test "x$have_libdrm" = xyes; then
DRI_PC_REQ_PRIV="libdrm >= $LIBDRM_REQUIRED"
fi
fi
dnl
dnl Find out if X is available. The variable have_x is set if libX11 is
dnl found to mimic AC_PATH_XTRA.
dnl
if test -n "$PKG_CONFIG"; then
AC_MSG_CHECKING([pkg-config files for X11 are available])
PKG_CHECK_EXISTS([x11],[
x11_pkgconfig=yes
have_x=yes
],[
x11_pkgconfig=no
])
AC_MSG_RESULT([$x11_pkgconfig])
else
x11_pkgconfig=no
fi
dnl Use the autoconf macro if no pkg-config files
if test "$x11_pkgconfig" = yes; then
PKG_CHECK_MODULES([X11], [x11])
else
AC_PATH_XTRA
test -z "$X11_CFLAGS" && X11_CFLAGS="$X_CFLAGS"
test -z "$X11_LIBS" && X11_LIBS="$X_LIBS -lX11"
AC_SUBST([X11_CFLAGS])
AC_SUBST([X11_LIBS])
fi
dnl Try to tell the user that the --x-* options are only used when
dnl pkg-config is not available. This must be right after AC_PATH_XTRA.
m4_divert_once([HELP_BEGIN],
[These options are only used when the X libraries cannot be found by the
pkg-config utility.])
dnl We need X for xlib and dri, so bomb now if it's not found
if test "x$enable_glx" = xyes -a "x$no_x" = xyes; then
AC_MSG_ERROR([X11 development libraries needed for GLX])
fi
dnl XCB - this is only used for GLX right now
AC_ARG_ENABLE([xcb],
[AS_HELP_STRING([--enable-xcb],
[use XCB for GLX @<:@default=disabled@:>@])],
[enable_xcb="$enableval"],
[enable_xcb=no])
if test "x$enable_xcb" = xyes; then
DEFINES="$DEFINES -DUSE_XCB"
else
enable_xcb=no
fi
dnl Direct rendering or just indirect rendering
case "$host_os" in
gnu*)
dnl Disable by default on GNU/Hurd
driglx_direct_default="no"
;;
cygwin*)
dnl Disable by default on cygwin
driglx_direct_default="no"
;;
*)
driglx_direct_default="yes"
;;
esac
AC_ARG_ENABLE([driglx-direct],
[AS_HELP_STRING([--disable-driglx-direct],
[enable direct rendering in GLX and EGL for DRI \
@<:@default=auto@:>@])],
[driglx_direct="$enableval"],
[driglx_direct="$driglx_direct_default"])
dnl
dnl libGL configuration per driver
dnl
case "x$enable_glx$enable_xlib_glx" in
xyesyes)
# Xlib-based GLX
if test "$x11_pkgconfig" = yes; then
PKG_CHECK_MODULES([XLIBGL], [x11 xext])
GL_PC_REQ_PRIV="x11 xext"
X11_INCLUDES="$X11_INCLUDES $XLIBGL_CFLAGS"
GL_LIB_DEPS="$XLIBGL_LIBS"
else
# should check these...
X11_INCLUDES="$X11_INCLUDES $X_CFLAGS"
GL_LIB_DEPS="$X_LIBS -lX11 -lXext"
GL_PC_LIB_PRIV="$GL_LIB_DEPS"
GL_PC_CFLAGS="$X11_INCLUDES"
fi
GL_LIB_DEPS="$GL_LIB_DEPS $SELINUX_LIBS -lm -lpthread $DLOPEN_LIBS"
GL_PC_LIB_PRIV="$GL_PC_LIB_PRIV $SELINUX_LIBS -lm -lpthread"
;;
xyesno)
# DRI-based GLX
PKG_CHECK_MODULES([GLPROTO], [glproto >= $GLPROTO_REQUIRED])
GL_PC_REQ_PRIV="glproto >= $GLPROTO_REQUIRED"
if test x"$driglx_direct" = xyes; then
if test "x$have_libdrm" != xyes; then
AC_MSG_ERROR([Direct rendering requires libdrm >= $LIBDRM_REQUIRED])
fi
PKG_CHECK_MODULES([DRI2PROTO], [dri2proto >= $DRI2PROTO_REQUIRED])
GL_PC_REQ_PRIV="$GL_PC_REQ_PRIV libdrm >= $LIBDRM_REQUIRED dri2proto >= $DRI2PROTO_REQUIRED"
fi
# find the DRI deps for libGL
if test "$x11_pkgconfig" = yes; then
dri_modules="x11 xext xdamage xfixes"
# add xf86vidmode if available
PKG_CHECK_MODULES([XF86VIDMODE], [xxf86vm], HAVE_XF86VIDMODE=yes, HAVE_XF86VIDMODE=no)