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62aa6b06ab
* configure.in: Add support for --enable-threads=posix on FreeBSD.
* configure: Rebuilt.
From-SVN: r41845
210 lines
4.9 KiB
Plaintext
210 lines
4.9 KiB
Plaintext
dnl Process this file with autoconf to produce configure.
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AC_INIT(gc_mark.h)
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dnl Can't be done in BOEHM_CONFIGURE because that confuses automake.
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AC_CONFIG_AUX_DIR(..)
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AC_CANONICAL_SYSTEM
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BOEHM_CONFIGURE(.)
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AM_PROG_LIBTOOL
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dnl We use these options to decide which functions to include.
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AC_ARG_WITH(target-subdir,
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[ --with-target-subdir=SUBDIR
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configuring with a cross compiler])
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AC_ARG_WITH(cross-host,
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[ --with-cross-host=HOST configuring with a cross compiler])
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AM_MAINTAINER_MODE
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# automake wants to see AC_EXEEXT. But we don't need it. And having
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# it is actually a problem, because the compiler we're passed can't
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# necessarily do a full link. So we fool automake here.
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if test "x" = "y"; then
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AC_EXEEXT
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fi
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AC_MSG_CHECKING([for thread model used by GCC])
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THREADS=`$CC -v 2>&1 | sed -n 's/^Thread model: //p'`
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AC_MSG_RESULT([$THREADS])
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INCLUDES=
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THREADLIBS=
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case "$THREADS" in
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no | none | single)
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THREADS=none
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;;
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posix | pthreads)
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THREADS=posix
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THREADLIBS=-lpthread
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case "$host" in
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*-*-linux*)
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AC_DEFINE(LINUX_THREADS)
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AC_DEFINE(_REENTRANT)
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;;
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*-*-freebsd*)
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AC_MSG_WARN("FreeBSD does not yet fully support threads with Boehm GC.")
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AC_DEFINE(FREEBSD_THREADS)
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INCLUDES=-pthread
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THREADLIBS=-pthread
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;;
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*-*-solaris*)
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AC_DEFINE(SOLARIS_THREADS)
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AC_DEFINE(_SOLARIS_PTHREADS)
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;;
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*-*-irix*)
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AC_DEFINE(IRIX_THREADS)
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;;
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esac
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;;
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decosf1 | irix | mach | os2 | solaris | win32 | dce | vxworks)
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AC_MSG_ERROR(thread package $THREADS not yet supported)
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;;
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*)
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AC_MSG_ERROR($THREADS is an unknown thread package)
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;;
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esac
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AC_SUBST(THREADLIBS)
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AC_CHECK_LIB(dl, dlopen, EXTRA_TEST_LIBS="$EXTRA_TEST_LIBS -ldl")
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AC_SUBST(EXTRA_TEST_LIBS)
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AC_ARG_ENABLE(java-gc,
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changequote(<<,>>)dnl
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<< --enable-java-gc=TYPE choose garbage collector [boehm]>>,
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changequote([,])
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GC=$enableval,
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GC=boehm)
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target_all=
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if test "$GC" = "boehm"; then
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target_all=libgcjgc.la
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fi
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AC_SUBST(target_all)
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dnl If the target is an eCos system, use the appropriate eCos
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dnl I/O routines.
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dnl FIXME: this should not be a local option but a global target
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dnl system; at present there is no eCos target.
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TARGET_ECOS="no"
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AC_ARG_WITH(ecos,
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[ --with-ecos enable runtime eCos target support],
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TARGET_ECOS="$with_ecos"
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)
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addobjs=
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CXXINCLUDES=
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case "$TARGET_ECOS" in
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no)
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;;
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*)
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AC_DEFINE(ECOS)
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CXXINCLUDES="-I${TARGET_ECOS}/include"
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addobjs="$addobjs ecos.lo"
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;;
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esac
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AC_SUBST(CXX)
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AC_SUBST(INCLUDES)
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AC_SUBST(CXXINCLUDES)
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machdep=
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case "$host" in
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# alpha_mach_dep.s assumes that pointers are not saved in fp registers.
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# Gcc on a 21264 can spill pointers to fp registers. Oops.
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# alpha*-*-*)
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# machdep="alpha_mach_dep.lo"
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# ;;
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mipstx39-*-elf*)
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machdep="mips_ultrix_mach_dep.lo"
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AC_DEFINE(STACKBASE, __stackbase)
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AC_DEFINE(DATASTART_IS_ETEXT)
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;;
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mips-dec-ultrix*)
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machdep="mips_ultrix_mach-dep.lo"
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;;
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mips-*-*)
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machdep="mips_sgi_mach_dep.lo"
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AC_DEFINE(NO_EXECUTE_PERMISSION)
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;;
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sparc-sun-solaris2.3*)
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AC_DEFINE(SUNOS53_SHARED_LIB)
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;;
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esac
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if test x"$machdep" = x; then
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machdep="mach_dep.lo"
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fi
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addobjs="$addobjs $machdep"
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AC_SUBST(addobjs)
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dnl As of 4.13a2, the collector will not properly work on Solaris when
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dnl built with gcc and -O. So we remove -O in the appropriate case.
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case "$host" in
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sparc-sun-solaris2*)
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if test "$GCC" = yes; then
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new_CFLAGS=
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for i in $CFLAGS; do
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case "$i" in
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-O*)
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;;
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*)
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new_CFLAGS="$new_CFLAGS $i"
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;;
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esac
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done
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CFLAGS="$new_CFLAGS"
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fi
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;;
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esac
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dnl We need to override the top-level CFLAGS. This is how we do it.
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MY_CFLAGS="$CFLAGS"
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AC_SUBST(MY_CFLAGS)
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dnl Define a few things to retarget the library towards
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dnl embedded Java.
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AC_DEFINE(SILENT)
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AC_DEFINE(NO_SIGNALS)
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AC_DEFINE(JAVA_FINALIZATION)
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AC_DEFINE(GC_GCJ_SUPPORT)
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dnl This is something of a hack. When cross-compiling we turn off
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dnl some functionality. We also enable the "small" configuration.
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dnl These is only correct when targetting an embedded system. FIXME.
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if test -n "${with_cross_host}"; then
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AC_DEFINE(NO_SIGSET)
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AC_DEFINE(NO_CLOCK)
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AC_DEFINE(SMALL_CONFIG)
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AC_DEFINE(NO_DEBUGGING)
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fi
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AM_CONDITIONAL(USE_LIBDIR, test -z "$with_cross_host")
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if test "${multilib}" = "yes"; then
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multilib_arg="--enable-multilib"
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else
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multilib_arg=
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fi
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AC_OUTPUT(Makefile,
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[
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dnl Put all the -D options in a file. These are required before
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dnl boehm-config.h can be included. This is a huge hack brought
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dnl about by overall poor structuring of this entire library.
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echo "$DEFS" > boehm-cflags
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if test -n "$CONFIG_FILES"; then
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ac_file=Makefile . ${boehm_gc_basedir}/../config-ml.in
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fi],
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srcdir=${srcdir}
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host=${host}
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target=${target}
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with_multisubdir=${with_multisubdir}
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ac_configure_args="${multilib_arg} ${ac_configure_args}"
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CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
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boehm_gc_basedir=${boehm_gc_basedir}
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CC="${CC}"
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DEFS="$DEFS"
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)
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