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|
dnl Process this file with autoconf to create configure.
AC_PREREQ(2.59)
dnl Versioning
dnl Make version number available to autoconf and configure
m4_define(mesa_major, 7)
m4_define(mesa_minor, 1)
m4_define(mesa_tiny, 0)
m4_define(mesa_version, [mesa_major().mesa_minor().mesa_tiny()])
AC_INIT(Mesa, mesa_version(), mesa3d@sourceforge.net)
AC_CONFIG_AUX_DIR(bin)
AC_CANONICAL_HOST
dnl Substitute the version number into shell variables
MESA_MAJOR=mesa_major()
MESA_MINOR=mesa_minor()
MESA_TINY=mesa_tiny()
AC_SUBST(MESA_MAJOR)
AC_SUBST(MESA_MINOR)
AC_SUBST(MESA_TINY)
dnl Check for progs
AC_PROG_CPP
AC_PROG_CC
AC_PROG_CXX
AC_PATH_PROG(MAKE, make)
AC_PATH_PROG(MKDEP, makedepend)
AC_PATH_PROG(SED, sed)
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="$CPPFLAGS"
AC_ARG_VAR(X11_INCLUDES,[Extra -I paths for X11 headers])
AC_SUBST(X11_INCLUDES)
dnl Compiler macros
DEFINES=""
AC_SUBST(DEFINES)
if test "x$GCC" = xyes; then
DEFINES="-D_POSIX_SOURCE -D_POSIX_C_SOURCE=199309L -D_BSD_SOURCE"
fi
case "$host_os" in
linux*)
DEFINES="$DEFINES -D_SVID_SOURCE -D_GNU_SOURCE -DPTHREADS -DHAVE_POSIX_MEMALIGN"
;;
esac
dnl Add flags for gcc and g++
if test "x$GCC" = xyes; then
CFLAGS="$CFLAGS -Wall -Wmissing-prototypes -std=c99 -ffast-math"
fi
if test "x$GXX" = xyes; then
CXXFLAGS="$CXXFLAGS -Wall"
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 library names
dnl
GL_LIB_NAME='lib$(GL_LIB).so'
GLU_LIB_NAME='lib$(GLU_LIB).so'
GLUT_LIB_NAME='lib$(GLUT_LIB).so'
GLW_LIB_NAME='lib$(GLW_LIB).so'
OSMESA_LIB_NAME='lib$(OSMESA_LIB).so'
AC_SUBST(GL_LIB_NAME)
AC_SUBST(GLU_LIB_NAME)
AC_SUBST(GLUT_LIB_NAME)
AC_SUBST(GLW_LIB_NAME)
AC_SUBST(OSMESA_LIB_NAME)
dnl
dnl Driver configuration. Options are x11 (Xlib), dri and osmesa right now.
dnl More later: directfb, fbdev, ...
dnl
AC_ARG_WITH(driver,
[AS_HELP_STRING([--with-driver=DRIVER],
[driver for Mesa: x11,dri,osmesa @<:@default=x11@:>@])],
mesa_driver="$withval",
mesa_driver="x11")
dnl Check for valid option
case "x$mesa_driver" in
xx11|xdri|xosmesa)
;;
*)
AC_MSG_ERROR([Driver '$mesa_driver' is not a valid option])
;;
esac
dnl
dnl Driver specific build directories
dnl
SRC_DIRS="mesa"
GLU_DIRS="sgi"
DRI_DIRS=""
WINDOW_SYSTEM=""
case "$mesa_driver" in
x11)
DRIVER_DIRS="x11"
;;
dri)
SRC_DIRS="glx/x11 $SRC_DIRS"
DRIVER_DIRS="dri"
WINDOW_SYSTEM="dri"
;;
osmesa)
DRIVER_DIRS="osmesa"
;;
esac
AC_SUBST(SRC_DIRS)
AC_SUBST(GLU_DIRS)
AC_SUBST(DRIVER_DIRS)
AC_SUBST(WINDOW_SYSTEM)
dnl
dnl Find out if X is available. The variables have_x or no_x will be
dnl set and used later in the driver setups
dnl
if test -n "$PKG_CONFIG"; then
AC_MSG_CHECKING([pkg-config files for X11 are available])
if $PKG_CONFIG --exists x11; then
x11_pkgconfig=yes
have_x=yes
AC_MSG_RESULT(yes)
else
x11_pkgconfig=no
no_x=yes
AC_MSG_RESULT(no)
fi
else
x11_pkgconfig=no
fi
dnl Use the autoconf macro if no pkg-config files
if test "$x11_pkgconfig" = no; then
AC_PATH_XTRA
fi
dnl We need X for xlib and dri, so bomb now if it's not found
case "$mesa_driver" in
x11|dri)
if test "$no_x" = yes; then
AC_MSG_ERROR([X11 development libraries needed for $mesa_driver driver])
fi
;;
esac
dnl
dnl libGL configuration per driver
dnl
case "$mesa_driver" in
x11)
if test "$x11_pkgconfig" = yes; then
PKG_CHECK_MODULES(X11GL, x11 xext)
X11_INCLUDES="$X11_INCLUDES $X11GL_CFLAGS"
GL_LIB_DEPS="$X11GL_LIBS"
else
# should check these...
X11_INCLUDES="$X11_INCLUDES $X_CFLAGS"
GL_LIB_DEPS="$X_LIBS -lX11 -lXext"
fi
GL_LIB_DEPS="$GL_LIB_DEPS -lm -lpthread"
;;
dri)
# Check for libdrm
PKG_CHECK_MODULES(LIBDRM, libdrm)
# find the DRI deps for libGL
if test "$x11_pkgconfig" = yes; then
PKG_CHECK_MODULES(DRIGL, x11 xext xxf86vm xdamage xfixes)
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"
fi
# need DRM libs, -lpthread, etc.
GL_LIB_DEPS="$GL_LIB_DEPS $LIBDRM_LIBS -lm -lpthread -ldl"
;;
osmesa)
# No libGL for osmesa
GL_LIB_DEPS=""
;;
esac
AC_SUBST(GL_LIB_DEPS)
dnl
dnl More X11 setup
dnl
if test "$mesa_driver" = x11; then
DEFINES="$DEFINES -DUSE_XSHM"
fi
dnl
dnl More DRI setup
dnl
AC_ARG_ENABLE(glx-tls,
[AS_HELP_STRING([--enable-glx-tls],
[enable TLS support in GLX @<:@default=no@:>@])],
GLX_USE_TLS="$enableval",
GLX_USE_TLS=no)
dnl Directory for DRI drivers
AC_ARG_WITH(dridriverdir,
[AS_HELP_STRING([--with-dridriverdir=DIR],
[directory for the DRI drivers @<:@/usr/X11R6/lib/modules/dri@:>@])],
DRI_DRIVER_INSTALL_DIR="$withval",
DRI_DRIVER_INSTALL_DIR='/usr/X11R6/lib/modules/dri')
AC_SUBST(DRI_DRIVER_INSTALL_DIR)
dnl Direct rendering or just indirect rendering
AC_ARG_ENABLE(driglx-direct,
[AS_HELP_STRING([--enable-driglx-direct],
[enable direct rendering in GLX for DRI @<:@default=yes@:>@])],
driglx_direct="$enableval",
driglx_direct="yes")
dnl Just default to no EGL for now
USING_EGL=0
AC_SUBST(USING_EGL)
dnl Set DRI_DIRS, DEFINES and LIB_DEPS
if test "$mesa_driver" = dri; then
# Use TLS in GLX?
if test "x$GLX_USE_TLS" = xyes; then
DEFINES="$DEFINES -DGLX_USE_TLS -DPTHREADS"
fi
if test "x$USING_EGL" = x1; then
PROGRAM_DIRS="egl"
fi
# Platform specific settings and drivers to build
case "$host_os" in
linux*)
DEFINES="$DEFINES -DUSE_EXTERNAL_DXTN_LIB=1 -DIN_DRI_DRIVER"
DEFINES="$DEFINES -DGLX_INDIRECT_RENDERING -DHAVE_ALIAS"
if test "x$driglx_direct" = xyes; then
DEFINES="$DEFINES -DGLX_DIRECT_RENDERING"
fi
case "$host_cpu" in
i*86)
DRI_DIRS="i810 i915tex i915 i965 mach64 mga r128 r200 r300 \
radeon s3v savage sis tdfx trident unichrome ffb"
;;
x86_64)
DRI_DIRS="i915tex i915 i965 mach64 mga r128 r200 radeon tdfx \
unichrome savage r300"
;;
powerpc*)
DRI_DIRS="mach64 r128 r200 r300 radeon tdfx"
;;
esac
;;
freebsd*)
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="$CXXFLAGS -ansi -pedantic"
fi
DRI_DIRS="i810 i915 i965 mach64 mga r128 r200 r300 radeon tdfx \
unichrome savage sis"
;;
esac
DRI_DIRS=`echo "$DRI_DIRS" | $SED 's/ */ /g'`
# Check for expat
EXPAT_INCLUDES=""
EXPAT_LIB=-lexpat
AC_ARG_WITH(expat, AS_HELP_STRING([--with-expat=DIR],
[expat install directory]),[
EXPAT_INCLUDES="-I$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.]))
# put all the necessary libs together
DRI_LIB_DEPS="$LIBDRM_LIBS $EXPAT_LIB -lm -lpthread -ldl"
fi
AC_SUBST(DRI_DIRS)
AC_SUBST(EXPAT_INCLUDES)
AC_SUBST(DRI_LIB_DEPS)
dnl
dnl OSMesa configuration
dnl
if test "$mesa_driver" = x11; then
default_x11_osmesa=yes
else
default_x11_osmesa=no
fi
AC_ARG_ENABLE(x11-osmesa,
[AS_HELP_STRING([--enable-x11-osmesa],
[enable OSMesa on X11 libGL @<:@default=yes for x11 driver@:>@])],
x11_osmesa="$enableval",
x11_osmesa="$default_x11_osmesa")
if test "x$x11_osmesa" = xyes; then
if test "$mesa_driver" = x11; then
DRIVER_DIRS="$DRIVER_DIRS osmesa"
else
AC_MSG_ERROR([Can only enable OSMesa on libGL for X11])
fi
fi
dnl Configure the channel bits for OSMesa (libOSMesa, libOSMesa16, ...)
AC_ARG_WITH(osmesa-bits,
[AS_HELP_STRING([--with-osmesa-bits=BITS],
[OSMesa channel bits and library name: 8, 16, 32 @<:@default=8@:>@])],
osmesa_bits="$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 '$osmesa_bits' is not a valid option])
;;
esac
AC_SUBST(OSMESA_LIB)
case "$mesa_driver" in
osmesa)
OSMESA_LIB_DEPS="-lm -lpthread"
OSMESA_MESA_DEPS=""
;;
*)
# Link OSMesa to libGL otherwise
OSMESA_LIB_DEPS=""
OSMESA_MESA_DEPS='-l$(GL_LIB)'
;;
esac
AC_SUBST(OSMESA_LIB_DEPS)
AC_SUBST(OSMESA_MESA_DEPS)
dnl
dnl GLU configuration
dnl
AC_ARG_ENABLE(glu,
[AS_HELP_STRING([--enable-glu],
[enable OpenGL Utility library @<:@default=yes@:>@])],
enable_glu="$enableval",
enable_glu=yes)
if test "x$enable_glu" = xyes; then
SRC_DIRS="$SRC_DIRS glu"
case "$mesa_driver" in
osmesa)
# If GLU is available and we have libOSMesa (not 16 or 32),
# we can build the osdemos
if test "$osmesa_bits" = 8; then
PROGRAM_DIRS="$PROGRAM_DIRS osdemos"
fi
# Link libGLU to libOSMesa instead of libGL
GLU_LIB_DEPS=""
GLU_MESA_DEPS='-l$(OSMESA_LIB)'
;;
*)
# If GLU is available, we can build the xdemos
PROGRAM_DIRS="$PROGRAM_DIRS xdemos"
GLU_LIB_DEPS="-lm"
GLU_MESA_DEPS='-l$(GL_LIB)'
;;
esac
fi
AC_SUBST(GLU_LIB_DEPS)
AC_SUBST(GLU_MESA_DEPS)
dnl
dnl GLw configuration
dnl
AC_ARG_ENABLE(glw,
[AS_HELP_STRING([--enable-glw],
[enable Xt/Motif widget library @<:@default=yes@:>@])],
enable_glw="$enableval",
enable_glw=yes)
dnl Don't build GLw on osmesa
if test "x$enable_glw" = xyes && test "$mesa_driver" = osmesa; then
AC_MSG_WARN([Disabling GLw since the driver is OSMesa])
enable_glw=no
fi
if test "x$enable_glw" = xyes; then
SRC_DIRS="$SRC_DIRS glw"
if test "$x11_pkgconfig" = yes; then
PKG_CHECK_MODULES(GLW, x11 xt)
GLW_LIB_DEPS="$GLW_LIBS"
else
# should check these...
GLW_LIB_DEPS="$X_LIBS -lX11 -lXt"
fi
GLW_MESA_DEPS='-l$(GL_LIB)'
fi
AC_SUBST(GLW_LIB_DEPS)
AC_SUBST(GLW_MESA_DEPS)
dnl
dnl GLUT configuration
dnl
if test -f "$srcdir/include/GL/glut.h"; then
default_glut=yes
else
default_glut=no
fi
AC_ARG_ENABLE(glut,
[AS_HELP_STRING([--enable-glut],
[enable GLUT library @<:@default=yes if source available@:>@])],
enable_glut="$enableval",
enable_glut="$default_glut")
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
dnl Don't build glut on osmesa
if test "x$enable_glut" = xyes && test "$mesa_driver" = osmesa; then
AC_MSG_WARN([Disabling glut since the driver is OSMesa])
enable_glut=no
fi
if test "x$enable_glut" = xyes; then
SRC_DIRS="$SRC_DIRS glut/glx"
GLUT_CFLAGS=""
if test "x$GCC" = xyes; then
GLUT_CFLAGS="-fexceptions"
fi
if test "$x11_pkgconfig" = yes; then
PKG_CHECK_MODULES(GLUT, x11 xmu xt xi)
GLUT_LIB_DEPS="$GLUT_LIBS"
else
# should check these...
GLUT_LIB_DEPS="$X_LIBS -lX11 -lXmu -lXt -lXi"
fi
GLUT_LIB_DEPS="$GLUT_LIB_DEPS -lm"
# If glut is available, we can build most programs
PROGRAM_DIRS="$PROGRAM_DIRS demos redbook samples glsl"
GLUT_MESA_DEPS='-l$(GLU_LIB) -l$(GL_LIB)'
fi
AC_SUBST(GLUT_LIB_DEPS)
AC_SUBST(GLUT_MESA_DEPS)
AC_SUBST(GLUT_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$APP_LIB_DEPS" = x; then
APP_LIB_DEPS="-lm"
fi
AC_SUBST(APP_LIB_DEPS)
AC_SUBST(PROGRAM_DIRS)
dnl Arch/platform-specific settings
PIC_FLAGS=""
ASM_FLAGS=""
ASM_SOURCES=""
ASM_API=""
AC_SUBST(PIC_FLAGS)
AC_SUBST(ASM_FLAGS)
AC_SUBST(ASM_SOURCES)
AC_SUBST(ASM_API)
case "$host_os" in
linux*)
PIC_FLAGS="-fPIC"
case "$host_cpu" in
i*86)
ASM_FLAGS="-DUSE_X86_ASM -DUSE_MMX_ASM -DUSE_3DNOW_ASM -DUSE_SSE_ASM"
ASM_SOURCES='$(X86_SOURCES)'
ASM_API='$(X86_API)'
;;
x86_64)
ASM_FLAGS="-DUSE_X86_64_ASM"
ASM_SOURCES='$(X86-64_SOURCES)'
ASM_API='$(X86-64_API)'
;;
powerpc)
ASM_FLAGS="-DUSE_PPC_ASM -DUSE_VMX_ASM"
ASM_SOURCES='$(PPC_SOURCES)'
;;
esac
;;
freebsd*)
PIC_FLAGS="-fPIC"
case "$host_os" in
i*86)
PIC_FLAGS=""
ASM_FLAGS="-DUSE_X86_ASM -DUSE_MMX_ASM -DUSE_3DNOW_ASM -DUSE_SSE_ASM"
ASM_SOURCES='$(X86_SOURCES)'
ASM_API='$(X86_API)'
;;
x86_64)
ASM_FLAGS="-DUSE_X86_64_ASM"
ASM_SOURCES='$(X86-64_SOURCES)'
ASM_API='$(X86-64_API)'
;;
esac
;;
esac
dnl Restore LDFLAGS and CPPFLAGS
LDFLAGS="$_SAVE_LDFLAGS"
CPPFLAGS="$_SAVE_CPPFLAGS"
dnl Substitute the config
AC_OUTPUT([configs/autoconf])
echo ""
echo " Run 'make autoconf' to build Mesa"
echo ""
|