d0c03515ba
2006-03-24 Andreas Tobler <a.tobler@schweiz.ch> John David Anglin <dave.anglin@nrc-cnrc.gc.ca> * configure.ac (THREADS): Add REENTRANT for *-*-hpux11*. Warn about POSIX threads not being supported for *-*-hpux10*. * configure: Regenerate. Co-Authored-By: John David Anglin <dave.anglin@nrc-cnrc.gc.ca> From-SVN: r112355
503 lines
14 KiB
Plaintext
503 lines
14 KiB
Plaintext
# Copyright (c) 1999, 2000, 2001, 2002, 2003 by Red Hat, Inc. All rights reserved.
|
|
# Copyright 2004 Nathanael Nerode
|
|
#
|
|
# THIS MATERIAL IS PROVIDED AS IS, WITH ABSOLUTELY NO WARRANTY EXPRESSED
|
|
# OR IMPLIED. ANY USE IS AT YOUR OWN RISK.
|
|
#
|
|
# Permission is hereby granted to use or copy this program
|
|
# for any purpose, provided the above notices are retained on all copies.
|
|
# Permission to modify the code and to distribute modified code is granted,
|
|
# provided the above notices are retained, and a notice that the code was
|
|
# modified is included with the above copyright notice.
|
|
#
|
|
# Original author: Tom Tromey
|
|
# Modified by Nathanael Nerode
|
|
|
|
dnl Process this file with autoconf to produce configure.
|
|
|
|
AC_PREREQ(2.59)
|
|
AC_INIT
|
|
AC_CONFIG_SRCDIR(gcj_mlc.c)
|
|
# This works around the fact that libtool configuration may change LD
|
|
# for this particular configuration, but some shells, instead of
|
|
# keeping the changes in LD private, export them just because LD is
|
|
# exported.
|
|
ORIGINAL_LD_FOR_MULTILIBS=$LD
|
|
|
|
AM_ENABLE_MULTILIB(, ..)
|
|
|
|
AC_CANONICAL_HOST
|
|
AC_CANONICAL_TARGET
|
|
|
|
# Get the 'noncanonical' system names.
|
|
ACX_NONCANONICAL_TARGET
|
|
|
|
# This works around an automake problem.
|
|
mkinstalldirs="`cd $ac_aux_dir && ${PWDCMD-pwd}`/mkinstalldirs"
|
|
AC_SUBST(mkinstalldirs)
|
|
|
|
AM_INIT_AUTOMAKE(gc, 6.6, no-define)
|
|
|
|
# The autoconf 2.5x version of the no-executables hack.
|
|
GCC_NO_EXECUTABLES
|
|
|
|
# Yak. We must force CC and CXX to /not/ be precious variables; otherwise
|
|
# the wrong, non-multilib-adjusted value will be used in multilibs.
|
|
# As a side effect, we have to subst CFLAGS and CXXFLAGS ourselves.
|
|
|
|
m4_rename([_AC_ARG_VAR_PRECIOUS],[real_PRECIOUS])
|
|
m4_define([_AC_ARG_VAR_PRECIOUS],[])
|
|
AC_PROG_CC
|
|
AC_PROG_CXX
|
|
m4_rename([real_PRECIOUS],[_AC_ARG_VAR_PRECIOUS])
|
|
|
|
AM_PROG_CC_C_O
|
|
|
|
AC_SUBST(CFLAGS)
|
|
AC_SUBST(CXXFLAGS)
|
|
|
|
# Newer automakes demand CCAS and CCASFLAGS.
|
|
: ${CCAS='$(CC)'}
|
|
: ${CCASFLAGS='$(CFLAGS)'}
|
|
AC_SUBST(CCAS)
|
|
AC_SUBST(CCASFLAGS)
|
|
|
|
AC_CHECK_TOOL(AS, as)
|
|
AC_CHECK_TOOL(AR, ar)
|
|
AC_CHECK_TOOL(RANLIB, ranlib, :)
|
|
|
|
AC_PROG_INSTALL
|
|
|
|
AM_MAINTAINER_MODE
|
|
|
|
. ${srcdir}/configure.host
|
|
|
|
case ${gc_basedir} in
|
|
/* | [A-Za-z]:[/\\]*) gc_flagbasedir=${gc_basedir} ;;
|
|
*) gc_flagbasedir='$(top_builddir)/'${gc_basedir} ;;
|
|
esac
|
|
|
|
gc_cflags="${gc_cflags} -Iinclude -I"'$(top_builddir)'"/./targ-include -I${gc_flagbasedir}/libc/include"
|
|
case "${host}" in
|
|
*-*-cygwin32*)
|
|
gc_cflags="${gc_cflags} -I${gc_flagbasedir}/../winsup/include"
|
|
;;
|
|
esac
|
|
|
|
dnl gc_cflags="${gc_cflags} -fno-builtin"
|
|
|
|
GC_CFLAGS=${gc_cflags}
|
|
AC_SUBST(GC_CFLAGS)
|
|
|
|
AC_PROG_LIBTOOL
|
|
|
|
dnl We use these options to decide which functions to include.
|
|
AC_ARG_WITH(target-subdir,
|
|
[ --with-target-subdir=SUBDIR
|
|
configuring with a cross compiler])
|
|
AC_ARG_WITH(cross-host,
|
|
[ --with-cross-host=HOST configuring with a cross compiler])
|
|
|
|
AC_MSG_CHECKING([for thread model used by GCC])
|
|
THREADS=`$CC -v 2>&1 | sed -n 's/^Thread model: //p'`
|
|
if test -z "$THREADS"; then
|
|
THREADS=no
|
|
fi
|
|
AC_MSG_RESULT([$THREADS])
|
|
|
|
AC_ARG_ENABLE(parallel-mark,
|
|
[ --enable-parallel-mark parallelize marking and free list construction],
|
|
[case "$THREADS" in
|
|
no | none | single)
|
|
AC_MSG_ERROR([Parallel mark requires --enable-threads=x spec])
|
|
;;
|
|
esac]
|
|
)
|
|
|
|
AM_CPPFLAGS="-I`cd $srcdir && ${PWDCMD-pwd}`/include"
|
|
THREADLIBS=
|
|
case "$THREADS" in
|
|
no | none | single)
|
|
THREADS=none
|
|
;;
|
|
posix | posix95 | pthreads)
|
|
THREADS=posix
|
|
THREADLIBS=-lpthread
|
|
case "$host" in
|
|
x86-*-linux* | ia64-*-linux* | i586-*-linux* | i686-*-linux* | x86_64-*-linux* | alpha-*-linux*)
|
|
AC_DEFINE(GC_LINUX_THREADS,1,[support for Xavier Leroy's Linux threads])
|
|
AC_DEFINE(_REENTRANT,1,[Use reentrant code])
|
|
if test "${enable_parallel_mark}" = yes; then
|
|
AC_DEFINE(PARALLEL_MARK,1,[allow the marker to run in multiple threads])
|
|
fi
|
|
AC_DEFINE(THREAD_LOCAL_ALLOC,1,[define GC_local_malloc() & GC_local_malloc_atomic()])
|
|
;;
|
|
*-*-linux*)
|
|
AC_DEFINE(GC_LINUX_THREADS,1)
|
|
AC_DEFINE(_REENTRANT,1)
|
|
;;
|
|
*-*-aix*)
|
|
AC_DEFINE(GC_AIX_THREADS,1,[support AIX threads])
|
|
AC_DEFINE(_REENTRANT,1)
|
|
;;
|
|
*-*-hpux11*)
|
|
AC_MSG_WARN("Only HP-UX 11 POSIX threads are supported.")
|
|
AC_DEFINE(GC_HPUX_THREADS,1,[enables support for HP/UX 11 pthreads])
|
|
AC_DEFINE(_POSIX_C_SOURCE,199506L,[POSIX version of C Source])
|
|
if test "${enable_parallel_mark}" = yes; then
|
|
AC_DEFINE(PARALLEL_MARK,1)
|
|
fi
|
|
AC_DEFINE(THREAD_LOCAL_ALLOC,1)
|
|
THREADLIBS="-lpthread -lrt"
|
|
# HPUX needs REENTRANT for the _r calls.
|
|
AC_DEFINE(_REENTRANT, 1, [Required define if using POSIX threads])
|
|
;;
|
|
*-*-hpux10*)
|
|
AC_MSG_WARN("Only HP-UX 11 POSIX threads are supported.")
|
|
;;
|
|
*-*-freebsd*)
|
|
AC_MSG_WARN("FreeBSD does not yet fully support threads with Boehm GC.")
|
|
AC_DEFINE(GC_FREEBSD_THREADS,1,[support FreeBSD threads])
|
|
AM_CPPFLAGS="$AM_CPPFLAGS -pthread"
|
|
THREADLIBS=-pthread
|
|
;;
|
|
*-*-solaris*)
|
|
AC_DEFINE(GC_SOLARIS_THREADS,1,[support for Solaris (thr_) threads])
|
|
AC_DEFINE(GC_SOLARIS_PTHREADS,1,[support for Solaris pthreads])
|
|
;;
|
|
*-*-irix*)
|
|
AC_DEFINE(GC_IRIX_THREADS,1,[support for Irix pthreads])
|
|
;;
|
|
*-*-cygwin*)
|
|
AC_DEFINE(GC_WIN32_THREADS,1,[support for win32 threads])
|
|
;;
|
|
*-*-darwin*)
|
|
AC_DEFINE(GC_DARWIN_THREADS,1,[support for Mac OS X pthreads])
|
|
AC_DEFINE(THREAD_LOCAL_ALLOC,1)
|
|
if test "${enable_parallel_mark}" = yes; then
|
|
AC_DEFINE(PARALLEL_MARK,1)
|
|
fi
|
|
;;
|
|
*-*-osf*)
|
|
AC_DEFINE(GC_OSF1_THREADS,1,[support for Tru64 pthreads])
|
|
if test "${enable_parallel_mark}" = yes; then
|
|
AC_DEFINE(PARALLEL_MARK,1)
|
|
AC_DEFINE(THREAD_LOCAL_ALLOC,1)
|
|
# May want to enable it in other cases, too.
|
|
# Measurements havent yet been done.
|
|
fi
|
|
AM_CPPFLAGS="$AM_CPPFLAGS -pthread"
|
|
THREADLIBS="-lpthread -lrt"
|
|
;;
|
|
esac
|
|
;;
|
|
win32)
|
|
AC_DEFINE(GC_WIN32_THREADS,1)
|
|
dnl Old wine getenv may not return NULL for missing entry.
|
|
dnl Define EMPTY_GETENV_RESULTS here to work around the bug.
|
|
;;
|
|
dgux386)
|
|
THREADS=dgux386
|
|
AC_MSG_RESULT($THREADLIBS)
|
|
# Use pthread GCC switch
|
|
THREADLIBS=-pthread
|
|
if test "${enable_parallel_mark}" = yes; then
|
|
AC_DEFINE(PARALLEL_MARK,1)
|
|
fi
|
|
AC_DEFINE(THREAD_LOCAL_ALLOC,1)
|
|
AC_DEFINE(GC_DGUX386_THREADS,1,[support for DB/UX on I386 threads])
|
|
AC_DEFINE(DGUX_THREADS,1,[No description])
|
|
# Enable _POSIX4A_DRAFT10_SOURCE with flag -pthread
|
|
AM_CPPFLAGS="-pthread $AM_CPPFLAGS"
|
|
;;
|
|
aix)
|
|
THREADS=posix
|
|
THREADLIBS=-lpthread
|
|
AC_DEFINE(GC_AIX_THREADS,1)
|
|
AC_DEFINE(_REENTRANT,1)
|
|
;;
|
|
decosf1 | irix | mach | os2 | solaris | dce | vxworks)
|
|
AC_MSG_ERROR(thread package $THREADS not yet supported)
|
|
;;
|
|
*)
|
|
AC_MSG_ERROR($THREADS is an unknown thread package)
|
|
;;
|
|
esac
|
|
AC_SUBST(THREADLIBS)
|
|
|
|
case "$host" in
|
|
powerpc-*-darwin*)
|
|
powerpc_darwin=true
|
|
;;
|
|
esac
|
|
AM_CONDITIONAL(POWERPC_DARWIN,test x$powerpc_darwin = xtrue)
|
|
|
|
# We never want libdl on darwin. It is a fake libdl that just ends up making
|
|
# dyld calls anyway
|
|
case "$host" in
|
|
*-*-darwin*) ;;
|
|
*)
|
|
AC_CHECK_LIB(dl, dlopen, EXTRA_TEST_LIBS="$EXTRA_TEST_LIBS -ldl")
|
|
;;
|
|
esac
|
|
|
|
AC_SUBST(EXTRA_TEST_LIBS)
|
|
|
|
target_all=libgcjgc.la
|
|
AC_SUBST(target_all)
|
|
|
|
dnl If the target is an eCos system, use the appropriate eCos
|
|
dnl I/O routines.
|
|
dnl FIXME: this should not be a local option but a global target
|
|
dnl system; at present there is no eCos target.
|
|
TARGET_ECOS="no"
|
|
AC_ARG_WITH(ecos,
|
|
[ --with-ecos enable runtime eCos target support],
|
|
TARGET_ECOS="$with_ecos"
|
|
)
|
|
|
|
addobjs=
|
|
addlibs=
|
|
addincludes=
|
|
addtests=
|
|
case "$TARGET_ECOS" in
|
|
no)
|
|
;;
|
|
*)
|
|
AC_DEFINE(ECOS,1,[Target is ECOS])
|
|
AM_CPPFLAGS="${AM_CPPFLAGS} -I${TARGET_ECOS}/include"
|
|
addobjs="$addobjs ecos.lo"
|
|
;;
|
|
esac
|
|
|
|
if test "${enable_cplusplus}" = yes; then
|
|
addincludes="$addincludes include/gc_cpp.h include/gc_allocator.h"
|
|
addtests="$addtests test_cpp"
|
|
fi
|
|
|
|
AM_CONDITIONAL(CPLUSPLUS, test "${enable_cplusplus}" = yes)
|
|
|
|
AC_SUBST(CXX)
|
|
|
|
AC_SUBST(AM_CPPFLAGS)
|
|
|
|
# Configuration of shared libraries
|
|
#
|
|
AC_MSG_CHECKING(whether to build shared libraries)
|
|
AC_ENABLE_SHARED
|
|
|
|
case "$host" in
|
|
alpha-*-openbsd*)
|
|
enable_shared=no
|
|
AC_MSG_RESULT(no)
|
|
;;
|
|
*)
|
|
AC_MSG_RESULT(yes)
|
|
;;
|
|
esac
|
|
|
|
# Configuration of machine-dependent code
|
|
#
|
|
# We don't set NO_EXECUTE_PERMISSION by default because gcj (and
|
|
# anything else that creates trampolines in gc-allocated memory)
|
|
# always needs exec permission. The exceptions to this are IA-64 and
|
|
# some variations of Power PC, where trampolines don't contain
|
|
# executable code.
|
|
#
|
|
AC_MSG_CHECKING(which machine-dependent code should be used)
|
|
machdep=
|
|
case "$host" in
|
|
alpha*-*-openbsd*)
|
|
machdep="alpha_mach_dep.lo"
|
|
if test x"${ac_cv_lib_dl_dlopen}" != xyes ; then
|
|
AC_MSG_WARN(OpenBSD/Alpha without dlopen(). Shared library support is disabled)
|
|
fi
|
|
;;
|
|
alpha*-*-linux*)
|
|
machdep="alpha_mach_dep.lo"
|
|
;;
|
|
i?86-*-solaris2.[[89]] | i?86-*-solaris2.1?)
|
|
AC_DEFINE(SOLARIS25_PROC_VDB_BUG_FIXED,1,[PROC_VDB in Solaris 2.5 gives wrong values for dirty bits])
|
|
;;
|
|
mipstx39-*-elf*)
|
|
machdep="mips_ultrix_mach_dep.lo"
|
|
AC_DEFINE(STACKBASE, __stackbase,[No description])
|
|
AC_DEFINE(DATASTART_IS_ETEXT,1,[No description])
|
|
;;
|
|
mips-dec-ultrix*)
|
|
machdep="mips_ultrix_mach-dep.lo"
|
|
;;
|
|
mips-nec-sysv*|mips-unknown-sysv*)
|
|
;;
|
|
mips*-*-linux*)
|
|
;;
|
|
mips-*-*)
|
|
machdep="mips_sgi_mach_dep.lo"
|
|
;;
|
|
sparc-*-netbsd*)
|
|
machdep="sparc_netbsd_mach_dep.lo"
|
|
;;
|
|
sparc-sun-solaris2.3)
|
|
machdep="sparc_mach_dep.lo"
|
|
AC_DEFINE(SUNOS53_SHARED_LIB,1,[Avoid Solaris 5.3 dynamic library bug])
|
|
;;
|
|
sparc*-sun-solaris2.*)
|
|
machdep="sparc_mach_dep.lo"
|
|
;;
|
|
ia64-*-*)
|
|
AC_DEFINE(NO_EXECUTE_PERMISSION,1,[cause some or all of the heap to not have execute permission])
|
|
machdep="mach_dep.lo ia64_save_regs_in_stack.lo"
|
|
;;
|
|
esac
|
|
if test x"$machdep" = x; then
|
|
AC_MSG_RESULT($machdep)
|
|
machdep="mach_dep.lo"
|
|
fi
|
|
addobjs="$addobjs $machdep"
|
|
AC_SUBST(addobjs)
|
|
AC_SUBST(addincludes)
|
|
AC_SUBST(addlibs)
|
|
AC_SUBST(addtests)
|
|
|
|
#
|
|
# Check for AViiON Machines running DGUX
|
|
#
|
|
AC_MSG_CHECKING(if host is AViiON running DGUX)
|
|
ac_is_dgux=no
|
|
AC_CHECK_HEADER(sys/dg_sys_info.h,
|
|
[ac_is_dgux=yes;])
|
|
|
|
AC_MSG_RESULT($ac_is_dgux)
|
|
## :GOTCHA: we do not check anything but sys/dg_sys_info.h
|
|
if test $ac_is_dgux = yes; then
|
|
if test "$enable_full_debug" = "yes"; then
|
|
CFLAGS="-g -mstandard -DDGUX -D_DGUX_SOURCE -Di386 -mno-legend -O2"
|
|
CXXFLAGS="-g -mstandard -DDGUX -D_DGUX_SOURCE -Di386 -mno-legend -O2"
|
|
else
|
|
CFLAGS="-DDGUX -D_DGUX_SOURCE -Di386 -mno-legend -O2"
|
|
CXXFLAGS="-DDGUX -D_DGUX_SOURCE -Di386 -mno-legend -O2"
|
|
fi
|
|
AC_SUBST(CFLAGS)
|
|
AC_SUBST(CXXFLAGS)
|
|
fi
|
|
|
|
dnl As of 4.13a2, the collector will not properly work on Solaris when
|
|
dnl built with gcc and -O. So we remove -O in the appropriate case.
|
|
dnl Not needed anymore on Solaris.
|
|
AC_MSG_CHECKING(whether Solaris gcc optimization fix is necessary)
|
|
case "$host" in
|
|
*aix*)
|
|
if test "$GCC" = yes; then
|
|
AC_MSG_RESULT(yes)
|
|
new_CFLAGS=
|
|
for i in $CFLAGS; do
|
|
case "$i" in
|
|
-O*)
|
|
;;
|
|
*)
|
|
new_CFLAGS="$new_CFLAGS $i"
|
|
;;
|
|
esac
|
|
done
|
|
CFLAGS="$new_CFLAGS"
|
|
else
|
|
AC_MSG_RESULT(no)
|
|
fi
|
|
;;
|
|
*) AC_MSG_RESULT(no) ;;
|
|
esac
|
|
|
|
dnl We need to override the top-level CFLAGS. This is how we do it.
|
|
MY_CFLAGS="$CFLAGS"
|
|
AC_SUBST(MY_CFLAGS)
|
|
|
|
dnl Include defines that have become de facto standard.
|
|
dnl ALL_INTERIOR_POINTERS can be overridden in startup code.
|
|
AC_DEFINE(SILENT,1,[disables statistics printing])
|
|
AC_DEFINE(NO_SIGNALS,1,[does not disable signals])
|
|
AC_DEFINE(ALL_INTERIOR_POINTERS,1,[allows all pointers to the interior of objects to be recognized])
|
|
|
|
dnl By default, make the library as general as possible.
|
|
AC_DEFINE(JAVA_FINALIZATION,1,[make it somewhat safer to finalize objects out of order])
|
|
AC_DEFINE(GC_GCJ_SUPPORT,1,[include support for gcj])
|
|
AC_DEFINE(ATOMIC_UNCOLLECTABLE,1,[include code for GC_malloc_atomic_uncollectable])
|
|
|
|
dnl This is something of a hack. When cross-compiling we turn off
|
|
dnl some functionality. These is only correct when targetting an
|
|
dnl embedded system. FIXME.
|
|
if test -n "${with_cross_host}"; then
|
|
AC_DEFINE(NO_SIGSET,1,[use empty GC_disable_signals and GC_enable_signals])
|
|
AC_DEFINE(NO_DEBUGGING,1,[removes GC_dump])
|
|
fi
|
|
|
|
AC_ARG_ENABLE(gc-debug,
|
|
[ --enable-gc-debug include full support for pointer backtracing etc.],
|
|
[ if test "$enable_gc_debug" = "yes"; then
|
|
AC_MSG_WARN("Must define GC_DEBUG and use debug alloc. in clients.")
|
|
AC_DEFINE(KEEP_BACK_PTRS,1,[Add code to save back pointers])
|
|
AC_DEFINE(DBG_HDRS_ALL,1,[Make sure that all objects have debug headers])
|
|
case $host in
|
|
ia64-*-linux* )
|
|
AC_DEFINE(MAKE_BACK_GRAPH,1,[Enable GC_PRINT_BACK_HEIGHT environment variable])
|
|
;;
|
|
x86-*-linux* | i586-*-linux* | i686-*-linux* | x86_64-*-linux* )
|
|
AC_DEFINE(MAKE_BACK_GRAPH,1)
|
|
AC_MSG_WARN("Client must not use -fomit-frame-pointer.")
|
|
AC_DEFINE(SAVE_CALL_COUNT, 8, [number of call frames saved with objects allocated through the debugging interface])
|
|
;;
|
|
i[3456]86-*-dgux*)
|
|
AC_DEFINE(MAKE_BACK_GRAPH,1)
|
|
;;
|
|
esac
|
|
fi])
|
|
|
|
if test "${gc_use_mmap}" = "yes"; then
|
|
AC_DEFINE(USE_MMAP, 1, [use MMAP instead of sbrk to get new memory])
|
|
fi
|
|
|
|
symver=
|
|
case "$target" in
|
|
*-*-linux* )
|
|
cat > conftest.c <<EOF
|
|
#include <pthread.h>
|
|
void *tf (void *arg) { (void) arg; return NULL; }
|
|
int main (void) { pthread_t th; pthread_create (&th, NULL, tf, NULL); return 0; }
|
|
EOF
|
|
if $CC $CFLAGS -pthread -o conftest conftest.c > /dev/null 2>&1; then
|
|
symver=`readelf -s conftest 2> /dev/null | sed -n '/UND pthread_create@/{s/^.*@//;s/ .*$//;p;q}'`
|
|
fi
|
|
rm -f conftest conftest.c
|
|
;;
|
|
esac
|
|
if test -n "$symver"; then
|
|
AC_DEFINE_UNQUOTED(GC_PTHREAD_SYM_VERSION, "$symver", [symbol version of pthread_create])
|
|
fi
|
|
|
|
|
|
if test -n "$with_cross_host" &&
|
|
test x"$with_cross_host" != x"no"; then
|
|
toolexecdir='$(exec_prefix)/$(target_noncanonical)'
|
|
toolexeclibdir='$(toolexecdir)/lib'
|
|
else
|
|
toolexecdir='$(libdir)/gcc-lib/$(target_noncanonical)'
|
|
toolexeclibdir='$(libdir)'
|
|
fi
|
|
multi_os_directory=`$CC -print-multi-os-directory`
|
|
case $multi_os_directory in
|
|
.) ;; # Avoid trailing /.
|
|
*) toolexeclibdir=$toolexeclibdir/$multi_os_directory ;;
|
|
esac
|
|
AC_SUBST(toolexecdir)
|
|
AC_SUBST(toolexeclibdir)
|
|
|
|
if test "${multilib}" = "yes"; then
|
|
multilib_arg="--enable-multilib"
|
|
else
|
|
multilib_arg=
|
|
fi
|
|
|
|
AC_CONFIG_HEADERS([include/gc_config.h include/gc_ext_config.h])
|
|
|
|
AC_CONFIG_FILES(Makefile include/Makefile)
|
|
AC_OUTPUT
|