xenocara/dist/Mesa/configure.ac
2011-10-23 13:37:25 +00:00

1845 lines
54 KiB
Plaintext

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([${MAKE-make} -s -f bin/version.mk version | tr -d '\n' | tr -d '\r'])])
m4_ifval(mesa_version,,
[m4_fatal([Failed to get the Mesa version from `make -f bin/version.mk version`])])
dnl Tell the user about autoconf.html in the --help output
m4_divert_once([HELP_END], [
See docs/autoconf.html for more details on the options for Mesa.])
AC_INIT([Mesa],[mesa_version],
[https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa])
AC_CONFIG_AUX_DIR([bin])
AC_CANONICAL_HOST
dnl Versions for external dependencies
LIBDRM_REQUIRED=2.4.24
LIBDRM_RADEON_REQUIRED=2.4.17
DRI2PROTO_REQUIRED=2.1
GLPROTO_REQUIRED=1.4.11
LIBDRM_XORG_REQUIRED=2.4.17
LIBKMS_XORG_REQUIRED=1.0.0
dnl Check for progs
AC_PROG_CPP
AC_PROG_CC
AC_PROG_CXX
AC_CHECK_PROGS([MAKE], [gmake make])
AC_CHECK_PROGS([PYTHON2], [python2 python])
AC_PATH_PROG([MKDEP], [makedepend])
AC_PATH_PROG([SED], [sed])
if test "x$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. -f1`
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 $CC supports -fvisibility=hidden])
CFLAGS="$CFLAGS -fvisibility=hidden"
AC_LINK_IFELSE([AC_LANG_PROGRAM()], AC_MSG_RESULT([yes]),
[CFLAGS="$save_CFLAGS" ; AC_MSG_RESULT([no])]);
# Work around aliasing bugs - developers should comment this out
CFLAGS="$CFLAGS -fno-strict-aliasing"
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 $CXX supports -fvisibility=hidden])
CXXFLAGS="$CXXFLAGS -fvisibility=hidden"
AC_LINK_IFELSE([AC_LANG_PROGRAM()], AC_MSG_RESULT([yes]),
[CXXFLAGS="$save_CXXFLAGS" ; AC_MSG_RESULT([no])]);
# Work around aliasing bugs - developers should comment this out
CXXFLAGS="$CXXFLAGS -fno-strict-aliasing"
fi
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
GL_LIB_NAME='lib$(GL_LIB).'${LIB_EXTENSION}
GLU_LIB_NAME='lib$(GLU_LIB).'${LIB_EXTENSION}
GLUT_LIB_NAME='lib$(GLUT_LIB).'${LIB_EXTENSION}
GLW_LIB_NAME='lib$(GLW_LIB).'${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}
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}'*'
GLW_LIB_GLOB=${LIB_PREFIX_GLOB}'$(GLW_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}'*'
AC_SUBST([GL_LIB_NAME])
AC_SUBST([GLU_LIB_NAME])
AC_SUBST([GLUT_LIB_NAME])
AC_SUBST([GLW_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([GL_LIB_GLOB])
AC_SUBST([GLU_LIB_GLOB])
AC_SUBST([GLUT_LIB_GLOB])
AC_SUBST([GLW_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])
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*)
test "x$enable_64bit" = xyes && asm_arch=x86_64 || asm_arch=x86
;;
esac
;;
x86_64)
case "$host_os" in
linux* | *freebsd* | dragonfly*)
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="$DEFINES -DMESA_SELINUX"
fi
dnl Determine which APIs to support
AC_ARG_ENABLE([opengl],
[AS_HELP_STRING([--disable-opengl],
[disable support for standard OpenGL API @<:@default=no@:>@])],
[enable_opengl="$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([gles-overlay],
[AS_HELP_STRING([--enable-gles-overlay],
[build separate OpenGL ES only libraries @<:@default=no@:>@])],
[enable_gles_overlay="$enableval"],
[enable_gles_overlay=no])
AC_ARG_ENABLE([openvg],
[AS_HELP_STRING([--enable-openvg],
[enable support for OpenVG API @<:@default=no@:>@])],
[enable_openvg="$enableval"],
[enable_openvg=no])
dnl smooth the transition; should be removed eventually
if test "x$enable_openvg" = xno; then
case "x$with_state_trackers" in
x*vega*)
AC_MSG_WARN([vega state tracker is enabled without --enable-openvg])
enable_openvg=yes
;;
esac
fi
if test "x$enable_opengl" = xno -a \
"x$enable_gles1" = xno -a \
"x$enable_gles2" = xno -a \
"x$enable_gles_overlay" = xno -a \
"x$enable_openvg" = xno; then
AC_MSG_ERROR([at least one API should be enabled])
fi
API_DEFINES=""
GLES_OVERLAY=0
if test "x$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
if test "x$enable_gles_overlay" = xyes; then
GLES_OVERLAY=1
fi
AC_SUBST([API_DEFINES])
AC_SUBST([GLES_OVERLAY])
dnl
dnl Driver configuration. Options are xlib, dri and osmesa right now.
dnl More later: fbdev, ...
dnl
default_driver="xlib"
case "$host_os" in
linux*)
case "$host_cpu" in
i*86|x86_64|powerpc*|sparc*) default_driver="dri";;
esac
;;
*freebsd* | dragonfly*)
case "$host_cpu" in
i*86|x86_64|powerpc*|sparc*) default_driver="dri";;
esac
;;
esac
if test "x$enable_opengl" = xno; then
default_driver="no"
fi
AC_ARG_WITH([driver],
[AS_HELP_STRING([--with-driver=DRIVER],
[driver for Mesa: xlib,dri,osmesa @<:@default=dri when available, or xlib@:>@])],
[mesa_driver="$withval"],
[mesa_driver="$default_driver"])
dnl Check for valid option
case "x$mesa_driver" in
xxlib|xdri|xosmesa)
if test "x$enable_opengl" = xno; then
AC_MSG_ERROR([Driver '$mesa_driver' requires OpenGL enabled])
fi
;;
xno)
;;
*)
AC_MSG_ERROR([Driver '$mesa_driver' is not a valid option])
;;
esac
dnl
dnl Driver specific build directories
dnl
dnl this variable will be prepended to SRC_DIRS and is not exported
CORE_DIRS=""
SRC_DIRS=""
GLU_DIRS="sgi"
GALLIUM_DIRS="auxiliary drivers state_trackers"
GALLIUM_TARGET_DIRS=""
GALLIUM_WINSYS_DIRS="sw"
GALLIUM_DRIVERS_DIRS="softpipe failover galahad trace rbug identity"
GALLIUM_STATE_TRACKERS_DIRS=""
# build glapi if OpenGL is enabled
if test "x$enable_opengl" = xyes; then
CORE_DIRS="$CORE_DIRS mapi/glapi"
fi
# build es1api and es2api if OpenGL ES is enabled
case "x$enable_gles1$enable_gles2$enable_gles_overlay" in
x*yes*)
CORE_DIRS="$CORE_DIRS mapi/es1api mapi/es2api"
;;
esac
# build vgapi if OpenVG is enabled
if test "x$enable_openvg" = xyes; then
CORE_DIRS="$CORE_DIRS mapi/vgapi"
fi
# build glsl and mesa if OpenGL or OpenGL ES is enabled
case "x$enable_opengl$enable_gles1$enable_gles2$enable_gles_overlay" in
x*yes*)
CORE_DIRS="$CORE_DIRS glsl mesa"
;;
esac
case "$mesa_driver" in
xlib)
DRIVER_DIRS="x11"
GALLIUM_WINSYS_DIRS="$GALLIUM_WINSYS_DIRS sw/xlib"
GALLIUM_TARGET_DIRS="$GALLIUM_TARGET_DIRS libgl-xlib"
;;
dri)
SRC_DIRS="$SRC_DIRS glx"
DRIVER_DIRS="dri"
GALLIUM_WINSYS_DIRS="$GALLIUM_WINSYS_DIRS sw/xlib sw/dri"
;;
osmesa)
DRIVER_DIRS="osmesa"
;;
no)
DRIVER_DRIS=""
;;
esac
AC_SUBST([SRC_DIRS])
AC_SUBST([GLU_DIRS])
AC_SUBST([DRIVER_DIRS])
AC_SUBST([GALLIUM_DIRS])
AC_SUBST([GALLIUM_TARGET_DIRS])
AC_SUBST([GALLIUM_WINSYS_DIRS])
AC_SUBST([GALLIUM_DRIVERS_DIRS])
AC_SUBST([GALLIUM_STATE_TRACKERS_DIRS])
AC_SUBST([MESA_LLVM])
dnl
dnl Find out if X is available. The variable have_x is set if libX11 is
dnl found to mimic AC_PATH_XTRA.
dnl
if test -n "$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
case "$mesa_driver" in
xlib|dri)
if test "$no_x" = yes; then
AC_MSG_ERROR([X11 development libraries needed for $mesa_driver driver])
fi
;;
esac
dnl XCB - this is only used for GLX right now
AC_ARG_ENABLE([xcb],
[AS_HELP_STRING([--enable-xcb],
[use XCB for GLX @<:@default=disabled@:>@])],
[enable_xcb="$enableval"],
[enable_xcb=no])
if test "x$enable_xcb" = xyes; then
DEFINES="$DEFINES -DUSE_XCB"
else
enable_xcb=no
fi
dnl
dnl libGL configuration per driver
dnl
case "$mesa_driver" in
xlib)
if test "$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 $SELINUX_LIBS -lm -lpthread"
GL_PC_LIB_PRIV="$GL_PC_LIB_PRIV $SELINUX_LIBS -lm -lpthread"
# if static, move the external libraries to the programs
# and empty the libraries for libGL
if test "$enable_static" = yes; then
APP_LIB_DEPS="$APP_LIB_DEPS $GL_LIB_DEPS"
GL_LIB_DEPS=""
fi
;;
dri|no) # these checks are still desired when there is no mesa_driver
# DRI must be shared, I think
if test "$enable_static" = yes; then
AC_MSG_ERROR([Can't use static libraries for DRI drivers])
fi
# Check for libdrm
PKG_CHECK_MODULES([LIBDRM], [libdrm >= $LIBDRM_REQUIRED])
PKG_CHECK_MODULES([DRI2PROTO], [dri2proto >= $DRI2PROTO_REQUIRED])
PKG_CHECK_MODULES([GLPROTO], [glproto >= $GLPROTO_REQUIRED])
GL_PC_REQ_PRIV="libdrm >= $LIBDRM_REQUIRED dri2proto >= $DRI2PROTO_REQUIRED glproto >= $GLPROTO_REQUIRED"
DRI_PC_REQ_PRIV="libdrm >= $LIBDRM_REQUIRED"
# find the DRI deps for libGL
if test "$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)
if test "$HAVE_XF86VIDMODE" = yes ; then
dri_modules="$dri_modules xxf86vm"
fi
# add xcb modules if necessary
if test "$enable_xcb" = yes; then
dri_modules="$dri_modules x11-xcb xcb-glx"
fi
PKG_CHECK_MODULES([DRIGL], [$dri_modules])
GL_PC_REQ_PRIV="$GL_PC_REQ_PRIV $dri_modules"
X11_INCLUDES="$X11_INCLUDES $DRIGL_CFLAGS"
GL_LIB_DEPS="$DRIGL_LIBS"
else
# should check these...
X11_INCLUDES="$X11_INCLUDES $X_CFLAGS"
GL_LIB_DEPS="$X_LIBS -lX11 -lXext -lXxf86vm -lXdamage -lXfixes"
GL_PC_LIB_PRIV="$GL_LIB_DEPS"
GL_PC_CFLAGS="$X11_INCLUDES"
# XCB can only be used from pkg-config
if test "$enable_xcb" = yes; then
PKG_CHECK_MODULES([XCB],[x11-xcb xcb-glx])
GL_PC_REQ_PRIV="$GL_PC_REQ_PRIV x11-xcb xcb-glx"
X11_INCLUDES="$X11_INCLUDES $XCB_CFLAGS"
GL_LIB_DEPS="$GL_LIB_DEPS $XCB_LIBS"
fi
fi
# need DRM libs, -lpthread, etc.
GL_LIB_DEPS="$GL_LIB_DEPS $LIBDRM_LIBS -lm -lpthread $DLOPEN_LIBS"
GL_PC_LIB_PRIV="-lm -lpthread $DLOPEN_LIBS"
GLESv1_CM_LIB_DEPS="$LIBDRM_LIBS -lm -lpthread $DLOPEN_LIBS"
GLESv1_CM_PC_LIB_PRIV="-lm -lpthread $DLOPEN_LIBS"
GLESv2_LIB_DEPS="$LIBDRM_LIBS -lm -lpthread $DLOPEN_LIBS"
GLESv2_PC_LIB_PRIV="-lm -lpthread $DLOPEN_LIBS"
;;
osmesa)
# No libGL for osmesa
GL_LIB_DEPS=""
;;
esac
AC_SUBST([GL_LIB_DEPS])
AC_SUBST([GL_PC_REQ_PRIV])
AC_SUBST([GL_PC_LIB_PRIV])
AC_SUBST([GL_PC_CFLAGS])
AC_SUBST([DRI_PC_REQ_PRIV])
AC_SUBST([GLESv1_CM_LIB_DEPS])
AC_SUBST([GLESv1_CM_PC_LIB_PRIV])
AC_SUBST([GLESv2_LIB_DEPS])
AC_SUBST([GLESv2_PC_LIB_PRIV])
AC_SUBST([HAVE_XF86VIDMODE])
PKG_CHECK_MODULES([LIBDRM_RADEON],
[libdrm_radeon libdrm >= $LIBDRM_RADEON_REQUIRED],
HAVE_LIBDRM_RADEON=yes,
HAVE_LIBDRM_RADEON=no)
dnl
dnl More X11 setup
dnl
if test "$mesa_driver" = xlib; then
DEFINES="$DEFINES -DUSE_XSHM"
fi
dnl
dnl More DRI setup
dnl
AC_ARG_ENABLE([glx-tls],
[AS_HELP_STRING([--enable-glx-tls],
[enable TLS support in GLX @<:@default=disabled@:>@])],
[GLX_USE_TLS="$enableval"],
[GLX_USE_TLS=no])
dnl Directory for DRI drivers
AC_ARG_WITH([dri-driverdir],
[AS_HELP_STRING([--with-dri-driverdir=DIR],
[directory for the DRI drivers @<:@${libdir}/dri@:>@])],
[DRI_DRIVER_INSTALL_DIR="$withval"],
[DRI_DRIVER_INSTALL_DIR='${libdir}/dri'])
AC_SUBST([DRI_DRIVER_INSTALL_DIR])
dnl Extra search path for DRI drivers
AC_ARG_WITH([dri-searchpath],
[AS_HELP_STRING([--with-dri-searchpath=DIRS...],
[semicolon delimited DRI driver search directories @<:@${libdir}/dri@:>@])],
[DRI_DRIVER_SEARCH_DIR="$withval"],
[DRI_DRIVER_SEARCH_DIR='${DRI_DRIVER_INSTALL_DIR}'])
AC_SUBST([DRI_DRIVER_SEARCH_DIR])
dnl Direct rendering or just indirect rendering
AC_ARG_ENABLE([driglx-direct],
[AS_HELP_STRING([--disable-driglx-direct],
[enable direct rendering in GLX and EGL for DRI @<:@default=enabled@:>@])],
[driglx_direct="$enableval"],
[driglx_direct="yes"])
dnl Which drivers to build - default is chosen by platform
AC_ARG_WITH([dri-drivers],
[AS_HELP_STRING([--with-dri-drivers@<:@=DIRS...@:>@],
[comma delimited DRI drivers list, e.g.
"swrast,i965,radeon" @<:@default=auto@:>@])],
[with_dri_drivers="$withval"],
[with_dri_drivers=yes])
if test "x$with_dri_drivers" = x; then
with_dri_drivers=no
fi
dnl If $with_dri_drivers is yes, directories will be added through
dnl platform checks
DRI_DIRS=""
case "$with_dri_drivers" in
no) ;;
yes)
DRI_DIRS="yes"
;;
*)
# verify the requested driver directories exist
dri_drivers=`IFS=', '; echo $with_dri_drivers`
for driver in $dri_drivers; do
test -d "$srcdir/src/mesa/drivers/dri/$driver" || \
AC_MSG_ERROR([DRI driver directory '$driver' doesn't exist])
done
DRI_DIRS="$dri_drivers"
;;
esac
dnl Set DRI_DIRS, DEFINES and LIB_DEPS
if test "$mesa_driver" = dri -o "$mesa_driver" = no; then
# Use TLS in GLX?
if test "x$GLX_USE_TLS" = xyes; then
DEFINES="$DEFINES -DGLX_USE_TLS -DPTHREADS"
fi
# Platform specific settings and drivers to build
case "$host_os" in
linux*)
DEFINES="$DEFINES -DUSE_EXTERNAL_DXTN_LIB=1 -DIN_DRI_DRIVER"
if test "x$driglx_direct" = xyes; then
DEFINES="$DEFINES -DGLX_DIRECT_RENDERING"
fi
DEFINES="$DEFINES -DGLX_INDIRECT_RENDERING -DHAVE_ALIAS"
case "$host_cpu" in
x86_64)
# sis is missing because they have not be converted to use
# the new interface. i810 are missing because there is no
# x86-64 system where they could *ever* be used.
if test "x$DRI_DIRS" = "xyes"; then
DRI_DIRS="i915 i965 mach64 mga r128 r200 r300 r600 radeon \
savage tdfx unichrome swrast"
fi
;;
powerpc*)
# Build only the drivers for cards that exist on PowerPC.
# At some point MGA will be added, but not yet.
if test "x$DRI_DIRS" = "xyes"; then
DRI_DIRS="mach64 r128 r200 r300 r600 radeon tdfx swrast"
fi
;;
sparc*)
# Build only the drivers for cards that exist on sparc`
if test "x$DRI_DIRS" = "xyes"; then
DRI_DIRS="mach64 r128 r200 r300 r600 radeon swrast"
fi
;;
esac
;;
freebsd* | dragonfly*)
DEFINES="$DEFINES -DPTHREADS -DUSE_EXTERNAL_DXTN_LIB=1"
DEFINES="$DEFINES -DIN_DRI_DRIVER -DHAVE_ALIAS"
DEFINES="$DEFINES -DGLX_INDIRECT_RENDERING"
if test "x$driglx_direct" = xyes; then
DEFINES="$DEFINES -DGLX_DIRECT_RENDERING"
fi
if test "x$GXX" = xyes; then
CXXFLAGS="$CXXFLAGS -ansi -pedantic"
fi
if test "x$DRI_DIRS" = "xyes"; then
DRI_DIRS="i810 i915 i965 mach64 mga r128 r200 r300 r600 radeon tdfx \
unichrome savage sis swrast"
fi
;;
gnu*)
DEFINES="$DEFINES -DUSE_EXTERNAL_DXTN_LIB=1 -DIN_DRI_DRIVER"
DEFINES="$DEFINES -DGLX_INDIRECT_RENDERING -DHAVE_ALIAS"
;;
solaris*)
DEFINES="$DEFINES -DUSE_EXTERNAL_DXTN_LIB=1 -DIN_DRI_DRIVER"
DEFINES="$DEFINES -DGLX_INDIRECT_RENDERING"
if test "x$driglx_direct" = xyes; then
DEFINES="$DEFINES -DGLX_DIRECT_RENDERING"
fi
;;
esac
# default drivers
if test "x$DRI_DIRS" = "xyes"; then
DRI_DIRS="i810 i915 i965 mach64 mga r128 r200 r300 r600 radeon \
savage sis tdfx unichrome swrast"
fi
DRI_DIRS=`echo "$DRI_DIRS" | $SED 's/ */ /g'`
# Check for expat
if test "$mesa_driver" = dri; then
EXPAT_INCLUDES=""
EXPAT_LIB=-lexpat
AC_ARG_WITH([expat],
[AS_HELP_STRING([--with-expat=DIR],
[expat install directory])],[
EXPAT_INCLUDES="-I$withval/include"
CPPFLAGS="$CPPFLAGS $EXPAT_INCLUDES"
LDFLAGS="$LDFLAGS -L$withval/$LIB_DIR"
EXPAT_LIB="-L$withval/$LIB_DIR -lexpat"
])
AC_CHECK_HEADER([expat.h],[],[AC_MSG_ERROR([Expat required for DRI.])])
AC_CHECK_LIB([expat],[XML_ParserCreate],[],
[AC_MSG_ERROR([Expat required for DRI.])])
fi
# put all the necessary libs together
DRI_LIB_DEPS="$SELINUX_LIBS $LIBDRM_LIBS $EXPAT_LIB -lm -lpthread $DLOPEN_LIBS"
fi
AC_SUBST([DRI_DIRS])
AC_SUBST([EXPAT_INCLUDES])
AC_SUBST([DRI_LIB_DEPS])
case $DRI_DIRS in
*i915*|*i965*)
PKG_CHECK_MODULES([INTEL], [libdrm_intel >= 2.4.21])
;;
esac
case $DRI_DIRS in
*radeon*|*r200*|*r300*|*r600*)
if test "x$HAVE_LIBDRM_RADEON" = xyes; then
RADEON_CFLAGS="-DHAVE_LIBDRM_RADEON=1 $LIBDRM_RADEON_CFLAGS"
RADEON_LDFLAGS=$LIBDRM_RADEON_LIBS
fi
;;
esac
AC_SUBST([RADEON_CFLAGS])
AC_SUBST([RADEON_LDFLAGS])
dnl
dnl OSMesa configuration
dnl
if test "$mesa_driver" = xlib; then
default_gl_osmesa=yes
else
default_gl_osmesa=no
fi
AC_ARG_ENABLE([gl-osmesa],
[AS_HELP_STRING([--enable-gl-osmesa],
[enable OSMesa with libGL @<:@default=enabled for xlib driver@:>@])],
[gl_osmesa="$enableval"],
[gl_osmesa="$default_gl_osmesa"])
if test "x$gl_osmesa" = xyes; then
if test "x$enable_opengl" = xno; then
AC_MSG_ERROR([OpenGL is not available for OSMesa driver])
fi
if test "$mesa_driver" = osmesa; then
AC_MSG_ERROR([libGL is not available for OSMesa driver])
else
DRIVER_DIRS="$DRIVER_DIRS osmesa"
fi
fi
dnl Configure the channel bits for OSMesa (libOSMesa, libOSMesa16, ...)
AC_ARG_WITH([osmesa-bits],
[AS_HELP_STRING([--with-osmesa-bits=BITS],
[OSMesa channel bits and library name: 8, 16, 32 @<:@default=8@:>@])],
[osmesa_bits="$withval"],
[osmesa_bits=8])
if test "$mesa_driver" != osmesa && test "x$osmesa_bits" != x8; then
AC_MSG_WARN([Ignoring OSMesa channel bits for non-OSMesa driver])
osmesa_bits=8
fi
case "x$osmesa_bits" in
x8)
OSMESA_LIB=OSMesa
;;
x16|x32)
OSMESA_LIB="OSMesa$osmesa_bits"
DEFINES="$DEFINES -DCHAN_BITS=$osmesa_bits -DDEFAULT_SOFTWARE_DEPTH_BITS=31"
;;
*)
AC_MSG_ERROR([OSMesa bits '$osmesa_bits' is not a valid option])
;;
esac
AC_SUBST([OSMESA_LIB])
case "$DRIVER_DIRS" in
*osmesa*)
# only link libraries with osmesa if shared
if test "$enable_static" = no; then
OSMESA_LIB_DEPS="-lm -lpthread $SELINUX_LIBS $DLOPEN_LIBS"
else
OSMESA_LIB_DEPS=""
fi
OSMESA_MESA_DEPS=""
OSMESA_PC_LIB_PRIV="-lm -lpthread $SELINUX_LIBS $DLOPEN_LIBS"
;;
esac
AC_SUBST([OSMESA_LIB_DEPS])
AC_SUBST([OSMESA_MESA_DEPS])
AC_SUBST([OSMESA_PC_REQ])
AC_SUBST([OSMESA_PC_LIB_PRIV])
dnl
dnl EGL configuration
dnl
AC_ARG_ENABLE([egl],
[AS_HELP_STRING([--disable-egl],
[disable EGL library @<:@default=enabled@:>@])],
[enable_egl="$enableval"],
[enable_egl=yes])
if test "x$enable_egl" = xno; then
if test "x$mesa_driver" = xno; then
AC_MSG_ERROR([cannot disable EGL when there is no mesa driver])
fi
if test "x$enable_openvg" = xyes; then
AC_MSG_ERROR([cannot enable OpenVG without EGL])
fi
fi
if test "x$enable_egl" = xyes; then
SRC_DIRS="$SRC_DIRS egl"
EGL_LIB_DEPS="$DLOPEN_LIBS -lpthread"
EGL_DRIVERS_DIRS=""
if test "$enable_static" != yes; then
# build egl_glx when libGL is built
if test "$mesa_driver" = xlib -o "$mesa_driver" = dri; then
EGL_DRIVERS_DIRS="glx"
fi
if test "$mesa_driver" = dri; then
# build egl_dri2 when xcb-dri2 is available
PKG_CHECK_MODULES([XCB_DRI2], [x11-xcb xcb-dri2 xcb-xfixes],
[have_xcb_dri2=yes],[have_xcb_dri2=no])
PKG_CHECK_MODULES([LIBUDEV], [libudev > 150],
[have_libudev=yes],[have_libudev=no])
if test "$have_xcb_dri2" = yes; then
EGL_DRIVER_DRI2=dri2
DEFINES="$DEFINES -DHAVE_XCB_DRI2"
if test "$have_libudev" = yes; then
DEFINES="$DEFINES -DHAVE_LIBUDEV"
fi
fi
fi
EGL_DRIVERS_DIRS="$EGL_DRIVERS_DIRS $EGL_DRIVER_DRI2"
fi
fi
AC_SUBST([EGL_LIB_DEPS])
AC_SUBST([EGL_DRIVERS_DIRS])
dnl
dnl GLU configuration
dnl
AC_ARG_ENABLE([glu],
[AS_HELP_STRING([--disable-glu],
[enable OpenGL Utility library @<:@default=enabled@:>@])],
[enable_glu="$enableval"],
[enable_glu=yes])
if test "x$enable_glu" = xyes -a "x$mesa_driver" = xno; then
AC_MSG_NOTICE([Disabling GLU since there is no OpenGL driver])
enable_glu=no
fi
if test "x$enable_glu" = xyes; then
SRC_DIRS="$SRC_DIRS glu"
case "$mesa_driver" in
osmesa)
# Link libGLU to libOSMesa instead of libGL
GLU_LIB_DEPS=""
GLU_PC_REQ="osmesa"
if test "$enable_static" = no; then
GLU_MESA_DEPS='-l$(OSMESA_LIB)'
else
GLU_MESA_DEPS=""
fi
;;
*)
# If static, empty GLU_LIB_DEPS and add libs for programs to link
GLU_PC_REQ="gl"
GLU_PC_LIB_PRIV="-lm"
if test "$enable_static" = no; then
GLU_LIB_DEPS="-lm"
GLU_MESA_DEPS='-l$(GL_LIB)'
else
GLU_LIB_DEPS=""
GLU_MESA_DEPS=""
APP_LIB_DEPS="$APP_LIB_DEPS -lstdc++"
fi
;;
esac
fi
if test "$enable_static" = no; then
GLU_LIB_DEPS="$GLU_LIB_DEPS $OS_CPLUSPLUS_LIBS"
fi
GLU_PC_LIB_PRIV="$GLU_PC_LIB_PRIV $OS_CPLUSPLUS_LIBS"
AC_SUBST([GLU_LIB_DEPS])
AC_SUBST([GLU_MESA_DEPS])
AC_SUBST([GLU_PC_REQ])
AC_SUBST([GLU_PC_REQ_PRIV])
AC_SUBST([GLU_PC_LIB_PRIV])
AC_SUBST([GLU_PC_CFLAGS])
dnl
dnl GLw configuration
dnl
AC_ARG_ENABLE([glw],
[AS_HELP_STRING([--disable-glw],
[enable Xt/Motif widget library @<:@default=enabled@:>@])],
[enable_glw="$enableval"],
[enable_glw=yes])
dnl Don't build GLw on osmesa
if test "x$enable_glw" = xyes; then
case "$mesa_driver" in
osmesa|no)
AC_MSG_NOTICE([Disabling GLw since there is no OpenGL driver])
enable_glw=no
;;
esac
fi
AC_ARG_ENABLE([motif],
[AS_HELP_STRING([--enable-motif],
[use Motif widgets in GLw @<:@default=disabled@:>@])],
[enable_motif="$enableval"],
[enable_motif=no])
if test "x$enable_glw" = xyes; then
SRC_DIRS="$SRC_DIRS glw"
if test "$x11_pkgconfig" = yes; then
PKG_CHECK_MODULES([GLW],[x11 xt])
GLW_PC_REQ_PRIV="x11 xt"
GLW_LIB_DEPS="$GLW_LIBS"
else
# should check these...
GLW_LIB_DEPS="$X_LIBS -lXt -lX11"
GLW_PC_LIB_PRIV="$GLW_LIB_DEPS"
GLW_PC_CFLAGS="$X11_INCLUDES"
fi
GLW_SOURCES="GLwDrawA.c"
MOTIF_CFLAGS=
if test "x$enable_motif" = xyes; then
GLW_SOURCES="$GLW_SOURCES GLwMDrawA.c"
AC_PATH_PROG([MOTIF_CONFIG], [motif-config], [no])
if test "x$MOTIF_CONFIG" != xno; then
MOTIF_CFLAGS=`$MOTIF_CONFIG --cflags`
MOTIF_LIBS=`$MOTIF_CONFIG --libs`
else
AC_CHECK_HEADER([Xm/PrimitiveP.h], [],
[AC_MSG_ERROR([Can't locate Motif headers])])
AC_CHECK_LIB([Xm], [XmGetPixmap], [MOTIF_LIBS="-lXm"],
[AC_MSG_ERROR([Can't locate Motif Xm library])])
fi
# MOTIF_LIBS is prepended to GLW_LIB_DEPS since Xm needs Xt/X11
GLW_LIB_DEPS="$MOTIF_LIBS $GLW_LIB_DEPS"
GLW_PC_LIB_PRIV="$MOTIF_LIBS $GLW_PC_LIB_PRIV"
GLW_PC_CFLAGS="$MOTIF_CFLAGS $GLW_PC_CFLAGS"
fi
# If static, empty GLW_LIB_DEPS and add libs for programs to link
GLW_PC_LIB_PRIV="$GLW_PC_LIB_PRIV"
if test "$enable_static" = no; then
GLW_MESA_DEPS='-l$(GL_LIB)'
GLW_LIB_DEPS="$GLW_LIB_DEPS"
else
APP_LIB_DEPS="$APP_LIB_DEPS $GLW_LIB_DEPS"
GLW_LIB_DEPS=""
GLW_MESA_DEPS=""
fi
fi
AC_SUBST([GLW_LIB_DEPS])
AC_SUBST([GLW_MESA_DEPS])
AC_SUBST([GLW_SOURCES])
AC_SUBST([MOTIF_CFLAGS])
AC_SUBST([GLW_PC_REQ_PRIV])
AC_SUBST([GLW_PC_LIB_PRIV])
AC_SUBST([GLW_PC_CFLAGS])
dnl
dnl GLUT configuration
dnl
if test -f "$srcdir/include/GL/glut.h"; then
default_glut=yes
else
default_glut=no
fi
AC_ARG_ENABLE([glut],
[AS_HELP_STRING([--disable-glut],
[enable GLUT library @<:@default=enabled if source available@:>@])],
[enable_glut="$enableval"],
[enable_glut="$default_glut"])
dnl Don't build glut on osmesa
if test "x$enable_glut" = xyes; then
case "$mesa_driver" in
osmesa|no)
AC_MSG_NOTICE([Disabling glut since there is no OpenGL driver])
enable_glut=no
;;
esac
fi
dnl Can't build glut if GLU not available
if test "x$enable_glu$enable_glut" = xnoyes; then
AC_MSG_WARN([Disabling glut since GLU is disabled])
enable_glut=no
fi
if test "x$enable_glut" = xyes; then
SRC_DIRS="$SRC_DIRS glut/glx"
if test "$x11_pkgconfig" = yes; then
PKG_CHECK_MODULES([GLUT],[x11 xmu xi])
GLUT_PC_REQ_PRIV="x11 xmu xi"
GLUT_LIB_DEPS="$GLUT_LIBS"
else
# should check these...
GLUT_LIB_DEPS="$X_LIBS -lX11 -lXmu -lXi"
GLUT_PC_LIB_PRIV="$GLUT_LIB_DEPS"
GLUT_PC_CFLAGS="$X11_INCLUDES"
fi
if test "x$GCC" = xyes; then
GLUT_CFLAGS="$GLUT_CFLAGS -fexceptions"
fi
GLUT_LIB_DEPS="$GLUT_LIB_DEPS -lm"
GLUT_PC_LIB_PRIV="$GLUT_PC_LIB_PRIV -lm"
# If static, empty GLUT_LIB_DEPS and add libs for programs to link
if test "$enable_static" = no; then
GLUT_MESA_DEPS='-l$(GLU_LIB) -l$(GL_LIB)'
else
APP_LIB_DEPS="$APP_LIB_DEPS $GLUT_LIB_DEPS"
GLUT_LIB_DEPS=""
GLUT_MESA_DEPS=""
fi
fi
AC_SUBST([GLUT_LIB_DEPS])
AC_SUBST([GLUT_MESA_DEPS])
AC_SUBST([GLUT_CFLAGS])
AC_SUBST([GLUT_PC_REQ_PRIV])
AC_SUBST([GLUT_PC_LIB_PRIV])
AC_SUBST([GLUT_PC_CFLAGS])
dnl
dnl Program library dependencies
dnl Only libm is added here if necessary as the libraries should
dnl be pulled in by the linker
dnl
if test "x$APP_LIB_DEPS" = x; then
case "$host_os" in
solaris*)
APP_LIB_DEPS="-lX11 -lsocket -lnsl -lm"
;;
cygwin*)
APP_LIB_DEPS="-lX11"
;;
*)
APP_LIB_DEPS="-lm"
;;
esac
fi
AC_SUBST([APP_LIB_DEPS])
AC_SUBST([PROGRAM_DIRS])
dnl
dnl Gallium configuration
dnl
AC_ARG_ENABLE([gallium],
[AS_HELP_STRING([--disable-gallium],
[build gallium @<:@default=enabled@:>@])],
[enable_gallium="$enableval"],
[enable_gallium=yes])
if test "x$enable_gallium" = xno -a "x$enable_openvg" = xyes; then
AC_MSG_ERROR([cannot enable OpenVG without Gallium])
fi
if test "x$enable_gallium" = xyes; then
SRC_DIRS="$SRC_DIRS gallium gallium/winsys gallium/targets"
AC_CHECK_HEADER([udis86.h], [HAS_UDIS86="yes"],
[HAS_UDIS86="no"])
AC_PATH_PROG([LLVM_CONFIG], [llvm-config], [no])
fi
AC_SUBST([LLVM_CFLAGS])
AC_SUBST([LLVM_LIBS])
AC_SUBST([LLVM_LDFLAGS])
AC_SUBST([LLVM_VERSION])
dnl
dnl Gallium state trackers configuration
dnl
AC_ARG_ENABLE([gallium-egl],
[AS_HELP_STRING([--enable-gallium-egl],
[enable gallium EGL state tracker @<:@default=auto@:>@])],
[enable_gallium_egl="$enableval"],
[enable_gallium_egl=auto])
if test "x$enable_gallium_egl" = xauto; then
case "$mesa_driver" in
dri|no)
enable_gallium_egl=$enable_egl
;;
*)
enable_gallium_egl=$enable_openvg
;;
esac
fi
case "x$enable_egl$enable_gallium_egl" in
xnoyes)
AC_MSG_ERROR([cannot build Gallium EGL state tracker without EGL])
esac
AC_ARG_WITH([state-trackers],
[AS_HELP_STRING([--with-state-trackers@<:@=DIRS...@:>@],
[comma delimited state_trackers list, e.g.
"egl,glx" @<:@default=auto@:>@])],
[with_state_trackers="$withval"],
[with_state_trackers=yes])
case "$with_state_trackers" in
no)
GALLIUM_STATE_TRACKERS_DIRS=""
;;
yes)
# look at what else is built
case "$mesa_driver" in
xlib)
GALLIUM_STATE_TRACKERS_DIRS=glx
;;
dri)
GALLIUM_STATE_TRACKERS_DIRS="dri"
HAVE_ST_DRI="yes"
# Have only tested st/xorg on 1.6.0 servers
PKG_CHECK_MODULES(XORG, [xorg-server >= 1.6.0 libdrm >= $LIBDRM_XORG_REQUIRED libkms >= $LIBKMS_XORG_REQUIRED],
HAVE_ST_XORG="yes"; GALLIUM_STATE_TRACKERS_DIRS="$GALLIUM_STATE_TRACKERS_DIRS xorg",
HAVE_ST_XORG="no")
;;
esac
if test "x$enable_egl" = xyes; then
if test "$enable_openvg" = yes; then
GALLIUM_STATE_TRACKERS_DIRS="$GALLIUM_STATE_TRACKERS_DIRS vega"
st_egl="yes"
fi
if test "$enable_gallium_egl" = yes; then
GALLIUM_STATE_TRACKERS_DIRS="$GALLIUM_STATE_TRACKERS_DIRS egl"
HAVE_ST_EGL="yes"
fi
fi
;;
*)
# verify the requested state tracker exist
state_trackers=""
_state_trackers=`IFS=', '; echo $with_state_trackers`
for tracker in $_state_trackers; do
case "$tracker" in
dri)
if test "x$mesa_driver" != xdri; then
AC_MSG_ERROR([cannot build dri state tracker without mesa driver set to dri])
fi
HAVE_ST_DRI="yes"
;;
egl)
if test "x$enable_egl" != xyes; then
AC_MSG_ERROR([cannot build egl state tracker without EGL library])
fi
HAVE_ST_EGL="yes"
;;
xorg)
PKG_CHECK_MODULES([XORG], [xorg-server >= 1.6.0])
PKG_CHECK_MODULES([LIBDRM_XORG], [libdrm >= $LIBDRM_XORG_REQUIRED])
PKG_CHECK_MODULES([LIBKMS_XORG], [libkms >= $LIBKMS_XORG_REQUIRED])
HAVE_ST_XORG="yes"
;;
vega)
if test "x$enable_openvg" != xyes; then
AC_MSG_ERROR([cannot build vega state tracker without --enable-openvg])
fi
;;
esac
if test -n "$tracker"; then
test -d "$srcdir/src/gallium/state_trackers/$tracker" || \
AC_MSG_ERROR([state tracker '$tracker' doesn't exist])
if test -n "$state_trackers"; then
state_trackers="$state_trackers $tracker"
else
state_trackers="$tracker"
fi
fi
done
GALLIUM_STATE_TRACKERS_DIRS="$state_trackers"
;;
esac
EGL_CLIENT_APIS=""
VG_LIB_DEPS=""
case "x$enable_opengl$enable_gles1$enable_gles2" in
x*yes*)
EGL_CLIENT_APIS="$EGL_CLIENT_APIS "'$(GL_LIB)'
;;
esac
if test "x$enable_gles_overlay" = xyes; then
EGL_CLIENT_APIS="$EGL_CLIENT_APIS "'$(GLESv1_CM_LIB) $(GLESv2_LIB)'
fi
if test "x$enable_openvg" = xyes; then
EGL_CLIENT_APIS="$EGL_CLIENT_APIS "'$(VG_LIB)'
VG_LIB_DEPS="$VG_LIB_DEPS -lpthread"
fi
AC_SUBST([VG_LIB_DEPS])
AC_SUBST([EGL_CLIENT_APIS])
if test "x$HAVE_ST_EGL" = xyes; then
GALLIUM_TARGET_DIRS="$GALLIUM_TARGET_DIRS egl"
fi
if test "x$HAVE_ST_XORG" = xyes; then
PKG_CHECK_MODULES(XEXT, [xextproto >= 7.0.99.1],
HAVE_XEXTPROTO_71="yes"; DEFINES="$DEFINES -DHAVE_XEXTPROTO_71",
HAVE_XEXTPROTO_71="no")
fi
AC_ARG_WITH([egl-platforms],
[AS_HELP_STRING([--with-egl-platforms@<:@=DIRS...@:>@],
[comma delimited native platforms libEGL supports, e.g.
"x11,drm" @<:@default=auto@:>@])],
[with_egl_platforms="$withval"],
[with_egl_platforms=yes])
AC_ARG_WITH([egl-displays],
[AS_HELP_STRING([--with-egl-displays@<:@=DIRS...@:>@],
[DEPRECATED. Use --with-egl-platforms instead])],
[with_egl_platforms="$withval"])
EGL_PLATFORMS=""
case "$with_egl_platforms" in
yes)
if test "x$enable_egl" = xyes && test "x$mesa_driver" != xosmesa; then
EGL_PLATFORMS="x11"
if test "$mesa_driver" = dri; then
EGL_PLATFORMS="$EGL_PLATFORMS drm"
fi
fi
;;
*)
if test "x$enable_egl" != xyes; then
AC_MSG_ERROR([cannot build egl state tracker without EGL library])
fi
# verify the requested driver directories exist
egl_platforms=`IFS=', '; echo $with_egl_platforms`
for plat in $egl_platforms; do
test -d "$srcdir/src/gallium/state_trackers/egl/$plat" || \
AC_MSG_ERROR([EGL platform '$plat' does't exist])
if test "$plat" = "fbdev"; then
GALLIUM_WINSYS_DIRS="$GALLIUM_WINSYS_DIRS sw/fbdev"
fi
done
EGL_PLATFORMS="$egl_platforms"
;;
esac
AC_SUBST([EGL_PLATFORMS])
AC_ARG_WITH([egl-driver-dir],
[AS_HELP_STRING([--with-egl-driver-dir=DIR],
[directory for EGL drivers [[default=${libdir}/egl]]])],
[EGL_DRIVER_INSTALL_DIR="$withval"],
[EGL_DRIVER_INSTALL_DIR='${libdir}/egl'])
AC_SUBST([EGL_DRIVER_INSTALL_DIR])
AC_ARG_WITH([xorg-driver-dir],
[AS_HELP_STRING([--with-xorg-driver-dir=DIR],
[Default xorg driver directory[[default=${libdir}/xorg/modules/drivers]]])],
[XORG_DRIVER_INSTALL_DIR="$withval"],
[XORG_DRIVER_INSTALL_DIR="${libdir}/xorg/modules/drivers"])
AC_SUBST([XORG_DRIVER_INSTALL_DIR])
AC_ARG_WITH([max-width],
[AS_HELP_STRING([--with-max-width=N],
[Maximum framebuffer width (4096)])],
[DEFINES="${DEFINES} -DMAX_WIDTH=${withval}";
AS_IF([test "${withval}" -gt "4096"],
[AC_MSG_WARN([Large framebuffer: see s_tritemp.h comments.])])]
)
AC_ARG_WITH([max-height],
[AS_HELP_STRING([--with-max-height=N],
[Maximum framebuffer height (4096)])],
[DEFINES="${DEFINES} -DMAX_HEIGHT=${withval}";
AS_IF([test "${withval}" -gt "4096"],
[AC_MSG_WARN([Large framebuffer: see s_tritemp.h comments.])])]
)
dnl
dnl Gallium LLVM
dnl
AC_ARG_ENABLE([gallium-llvm],
[AS_HELP_STRING([--enable-gallium-llvm],
[build gallium LLVM support @<:@default=disabled@:>@])],
[enable_gallium_llvm="$enableval"],
[enable_gallium_llvm=auto])
if test "x$enable_gallium_llvm" = xyes; then
if test "x$LLVM_CONFIG" != xno; then
LLVM_VERSION=`$LLVM_CONFIG --version`
LLVM_CFLAGS=`$LLVM_CONFIG --cppflags`
LLVM_LIBS="`$LLVM_CONFIG --libs jit interpreter nativecodegen bitwriter` -lstdc++"
if test "x$HAS_UDIS86" != xno; then
LLVM_LIBS="$LLVM_LIBS -ludis86"
DEFINES="$DEFINES -DHAVE_UDIS86"
fi
LLVM_LDFLAGS=`$LLVM_CONFIG --ldflags`
GALLIUM_DRIVERS_DIRS="$GALLIUM_DRIVERS_DIRS llvmpipe"
DEFINES="$DEFINES -DGALLIUM_LLVMPIPE -D__STDC_CONSTANT_MACROS"
MESA_LLVM=1
else
MESA_LLVM=0
fi
else
MESA_LLVM=0
fi
dnl
dnl Gallium helper functions
dnl
gallium_check_st() {
if test "x$HAVE_ST_DRI" = xyes || test "x$HAVE_ST_XORG" = xyes; then
GALLIUM_WINSYS_DIRS="$GALLIUM_WINSYS_DIRS $1"
fi
if test "x$HAVE_ST_DRI" = xyes && test "x$2" != x; then
GALLIUM_TARGET_DIRS="$GALLIUM_TARGET_DIRS $2"
fi
if test "x$HAVE_ST_XORG" = xyes && test "x$3" != x; then
GALLIUM_TARGET_DIRS="$GALLIUM_TARGET_DIRS $3"
fi
}
dnl
dnl Gallium SVGA configuration
dnl
AC_ARG_ENABLE([gallium-svga],
[AS_HELP_STRING([--enable-gallium-svga],
[build gallium SVGA @<:@default=disabled@:>@])],
[enable_gallium_svga="$enableval"],
[enable_gallium_svga=auto])
if test "x$enable_gallium_svga" = xyes; then
GALLIUM_DRIVERS_DIRS="$GALLIUM_DRIVERS_DIRS svga"
gallium_check_st "svga/drm" "dri-vmwgfx" "xorg-vmwgfx"
elif test "x$enable_gallium_svga" = xauto; then
GALLIUM_DRIVERS_DIRS="$GALLIUM_DRIVERS_DIRS svga"
fi
dnl
dnl Gallium i915 configuration
dnl
AC_ARG_ENABLE([gallium-i915],
[AS_HELP_STRING([--enable-gallium-i915],
[build gallium i915 @<:@default=disabled@:>@])],
[enable_gallium_i915="$enableval"],
[enable_gallium_i915=auto])
if test "x$enable_gallium_i915" = xyes; then
GALLIUM_WINSYS_DIRS="$GALLIUM_WINSYS_DIRS i915/sw"
GALLIUM_DRIVERS_DIRS="$GALLIUM_DRIVERS_DIRS i915"
gallium_check_st "i915/drm" "dri-i915" "xorg-i915"
elif test "x$enable_gallium_i915" = xauto; then
GALLIUM_WINSYS_DIRS="$GALLIUM_WINSYS_DIRS i915/sw"
GALLIUM_DRIVERS_DIRS="$GALLIUM_DRIVERS_DIRS i915"
fi
dnl
dnl Gallium i965 configuration
dnl
AC_ARG_ENABLE([gallium-i965],
[AS_HELP_STRING([--enable-gallium-i965],
[build gallium i965 @<:@default=disabled@:>@])],
[enable_gallium_i965="$enableval"],
[enable_gallium_i965=auto])
if test "x$enable_gallium_i965" = xyes; then
GALLIUM_DRIVERS_DIRS="$GALLIUM_DRIVERS_DIRS i965"
gallium_check_st "i965/drm" "dri-i965" "xorg-i965"
elif test "x$enable_gallium_i965" = xauto; then
GALLIUM_DRIVERS_DIRS="$GALLIUM_DRIVERS_DIRS i965"
fi
dnl
dnl Gallium Radeon r300g configuration
dnl
AC_ARG_ENABLE([gallium-radeon],
[AS_HELP_STRING([--enable-gallium-radeon],
[build gallium radeon @<:@default=disabled@:>@])],
[enable_gallium_radeon="$enableval"],
[enable_gallium_radeon=auto])
if test "x$enable_gallium_radeon" = xauto; then
if test "x$HAVE_LIBDRM_RADEON" = xyes; then
GALLIUM_DRIVERS_DIRS="$GALLIUM_DRIVERS_DIRS r300"
gallium_check_st "radeon/drm" "dri-r300"
else
AC_MSG_WARN([libdrm_radeon is missing, not building gallium-radeon (r300)])
fi
fi
if test "x$enable_gallium_radeon" = xyes; then
if test "x$HAVE_LIBDRM_RADEON" = xyes; then
GALLIUM_DRIVERS_DIRS="$GALLIUM_DRIVERS_DIRS r300"
gallium_check_st "radeon/drm" "dri-r300" "xorg-radeon"
else
AC_MSG_ERROR([libdrm_radeon is missing, cannot build gallium-radeon (r300)])
fi
fi
dnl
dnl Gallium Radeon r600g configuration
dnl
AC_ARG_ENABLE([gallium-r600],
[AS_HELP_STRING([--enable-gallium-r600],
[build gallium radeon @<:@default=disabled@:>@])],
[enable_gallium_r600="$enableval"],
[enable_gallium_r600=auto])
if test "x$enable_gallium_r600" = xyes; then
if test "x$HAVE_LIBDRM_RADEON" = xyes; then
GALLIUM_DRIVERS_DIRS="$GALLIUM_DRIVERS_DIRS r600"
gallium_check_st "r600/drm" "dri-r600"
else
AC_MSG_ERROR([libdrm_radeon is missing, cannot build gallium-r600])
fi
fi
dnl
dnl Gallium Nouveau configuration
dnl
AC_ARG_ENABLE([gallium-nouveau],
[AS_HELP_STRING([--enable-gallium-nouveau],
[build gallium nouveau @<:@default=disabled@:>@])],
[enable_gallium_nouveau="$enableval"],
[enable_gallium_nouveau=no])
if test "x$enable_gallium_nouveau" = xyes; then
GALLIUM_DRIVERS_DIRS="$GALLIUM_DRIVERS_DIRS nouveau nvfx nv50"
gallium_check_st "nouveau/drm" "dri-nouveau" "xorg-nouveau"
fi
dnl
dnl Gallium swrast configuration
dnl
AC_ARG_ENABLE([gallium-swrast],
[AS_HELP_STRING([--enable-gallium-swrast],
[build gallium swrast @<:@default=auto@:>@])],
[enable_gallium_swrast="$enableval"],
[enable_gallium_swrast=auto])
if test "x$enable_gallium_swrast" = xyes || test "x$enable_gallium_swrast" = xauto; then
if test "x$HAVE_ST_DRI" = xyes; then
GALLIUM_TARGET_DIRS="$GALLIUM_TARGET_DIRS dri-swrast"
fi
fi
dnl
dnl Gallium noop configuration
dnl
AC_ARG_ENABLE([gallium-noop],
[AS_HELP_STRING([--enable-gallium-noop],
[build gallium radeon @<:@default=disabled@:>@])],
[enable_gallium_noop="$enableval"],
[enable_gallium_noop=auto])
if test "x$enable_gallium_noop" = xyes; then
GALLIUM_DRIVERS_DIRS="$GALLIUM_DRIVERS_DIRS noop"
GALLIUM_TARGET_DIRS="$GALLIUM_TARGET_DIRS dri-noop"
fi
dnl prepend CORE_DIRS to SRC_DIRS
SRC_DIRS="$CORE_DIRS $SRC_DIRS"
dnl Restore LDFLAGS and CPPFLAGS
LDFLAGS="$_SAVE_LDFLAGS"
CPPFLAGS="$_SAVE_CPPFLAGS"
dnl Substitute the config
AC_CONFIG_FILES([configs/autoconf])
dnl Replace the configs/current symlink
AC_CONFIG_COMMANDS([configs],[
if test -f configs/current || test -L configs/current; then
rm -f configs/current
fi
ln -s autoconf configs/current
])
AC_OUTPUT
dnl
dnl Output some configuration info for the user
dnl
echo ""
echo " prefix: $prefix"
echo " exec_prefix: $exec_prefix"
echo " libdir: $libdir"
echo " includedir: $includedir"
dnl API info
echo ""
echo " OpenGL: $enable_opengl (ES1: $enable_gles1 ES2: $enable_gles2)"
echo " GLES overlay: $enable_gles_overlay"
echo " OpenVG: $enable_openvg"
dnl Driver info
echo ""
echo " Driver: $mesa_driver"
if test "$mesa_driver" != no; then
if echo "$DRIVER_DIRS" | grep 'osmesa' >/dev/null 2>&1; then
echo " OSMesa: lib$OSMESA_LIB"
else
echo " OSMesa: no"
fi
if test "$mesa_driver" = dri; then
# cleanup the drivers var
dri_dirs=`echo $DRI_DIRS | $SED 's/^ *//;s/ */ /;s/ *$//'`
if test "x$DRI_DIRS" = x; then
echo " DRI drivers: no"
else
echo " DRI drivers: $dri_dirs"
fi
echo " DRI driver dir: $DRI_DRIVER_INSTALL_DIR"
echo " Use XCB: $enable_xcb"
fi
fi
echo ""
echo " GLU: $enable_glu"
echo " GLw: $enable_glw (Motif: $enable_motif)"
echo " glut: $enable_glut"
dnl EGL
echo ""
echo " EGL: $enable_egl"
if test "$enable_egl" = yes; then
echo " EGL platforms: $EGL_PLATFORMS"
egl_drivers=""
for d in $EGL_DRIVERS_DIRS; do
egl_drivers="$egl_drivers egl_$d"
done
if test "$enable_gallium" = yes -a "$HAVE_ST_EGL" = yes; then
echo " EGL drivers: ${egl_drivers} egl_gallium"
echo " EGL Gallium STs:$EGL_CLIENT_APIS"
else
echo " EGL drivers: $egl_drivers"
fi
fi
echo ""
if test "x$MESA_LLVM" = x1; then
echo " llvm: yes"
echo " llvm-config: $LLVM_CONFIG"
echo " llvm-version: $LLVM_VERSION"
else
echo " llvm: no"
fi
echo ""
if echo "$SRC_DIRS" | grep 'gallium' >/dev/null 2>&1; then
echo " Gallium: yes"
echo " Gallium dirs: $GALLIUM_DIRS"
echo " Target dirs: $GALLIUM_TARGET_DIRS"
echo " Winsys dirs: $GALLIUM_WINSYS_DIRS"
echo " Driver dirs: $GALLIUM_DRIVERS_DIRS"
echo " Trackers dirs: $GALLIUM_STATE_TRACKERS_DIRS"
else
echo " Gallium: no"
fi
dnl Libraries
echo ""
echo " Shared libs: $enable_shared"
echo " Static libs: $enable_static"
dnl Compiler options
# cleanup the CFLAGS/CXXFLAGS/DEFINES vars
cflags=`echo $CFLAGS $OPT_FLAGS $PIC_FLAGS $ARCH_FLAGS | \
$SED 's/^ *//;s/ */ /;s/ *$//'`
cxxflags=`echo $CXXFLAGS $OPT_FLAGS $PIC_FLAGS $ARCH_FLAGS | \
$SED 's/^ *//;s/ */ /;s/ *$//'`
defines=`echo $DEFINES $ASM_FLAGS | $SED 's/^ *//;s/ */ /;s/ *$//'`
echo ""
echo " CFLAGS: $cflags"
echo " CXXFLAGS: $cxxflags"
echo " Macros: $defines"
echo ""
echo " PYTHON2: $PYTHON2"
echo ""
echo " Run '${MAKE-make}' to build Mesa"
echo ""