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# Copyright (c) 1999-2001 by Red Hat, Inc. All rights reserved.
#
# 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: Grzegorz Jakacki <jakacki at acm dot org>
dnl Process this file with autoconf to produce configure.
AC_PREREQ([2.53])
AC_INIT([libgc-mono], [6.6], [Hans_Boehm@hp.com])
AM_INIT_AUTOMAKE([1.9 no-define foreign])
AC_CONFIG_SRCDIR(gcj_mlc.c)
AC_CONFIG_MACRO_DIR([m4])
AC_CANONICAL_HOST
AC_SUBST(PACKAGE)
AC_SUBST(GC_VERSION)
AC_PROG_CC
AC_PROG_CXX
dnl automake 1.6 and later need the AM_PROG_AS macro.
ifdef([AM_PROG_AS],[AM_PROG_AS],[])
AC_CHECK_TOOL(AR, ar)
AC_CHECK_TOOL(RANLIB, ranlib, :) # :)
AC_PROG_INSTALL
AM_MAINTAINER_MODE
. [$]{srcdir}/configure.host
# We use a separate variable to pass down CPPFLAGS and CFLAGS from the main mono
# configure, because of autoconf brokeness
if test "x$CPPFLAGS_FOR_LIBGC" != "x"; then
CPPFLAGS=$CPPFLAGS_FOR_LIBGC
fi
if test "x$CFLAGS_FOR_LIBGC" != "x"; then
CFLAGS=$CFLAGS_FOR_LIBGC
fi
GC_CFLAGS=${gc_cflags}
AC_SUBST(GC_CFLAGS)
case $enable_embed_check in
no) ;;
*) AC_MSG_ERROR([This module is now part of 'mono' and cannot be built as a stand-alone module any longer.]) ;;
esac
THREADS=$with_libgc_threads
AC_ARG_ENABLE(win32-dllmain,
[ --enable-win32-dllmain Define the DllMain function in win32_threads.c even if the collector is not built as a dll],
)
AC_ARG_ENABLE(parallel-mark,
[ --enable-parallel-mark parallelize marking and free list construction],
[case "$THREADS" in
no | none | single)
AC_MSG_ERROR([Parallel mark requires --enable-threads=x spec])
;;
esac]
)
AC_ARG_ENABLE(cplusplus,
[ --enable-cplusplus install C++ support],
)
INCLUDES=-I${srcdir}/include
THREADDLLIBS=
## Libraries needed to support dynamic loading and/or threads.
case "$THREADS" in
no | none | single)
THREADS=none
;;
posix | pthreads)
THREADS=posix
AC_CHECK_LIB(pthread, pthread_self, THREADDLLIBS="-lpthread",,)
case "$host" in
x86-*-linux* | ia64-*-linux* | i386-*-linux* | i486-*-linux* | i586-*-linux* | i686-*-linux* | x86_64-*-linux* | alpha*-*-linux* | s390*-*-linux* | sparc*-*-linux* | powerpc-*-linux*)
AC_DEFINE(GC_LINUX_THREADS)
AC_DEFINE(_REENTRANT)
if test "${enable_parallel_mark}" = yes; then
AC_DEFINE(PARALLEL_MARK)
fi
AC_DEFINE(THREAD_LOCAL_ALLOC)
;;
*-*-linux* | *-*-nacl*)
AC_DEFINE(GC_LINUX_THREADS)
AC_DEFINE(_REENTRANT)
;;
*-*-aix*)
AC_DEFINE(GC_AIX_THREADS)
AC_DEFINE(_REENTRANT)
;;
*-*-hpux*)
AC_MSG_WARN("Only HP/UX 11 threads are supported.")
AC_DEFINE(GC_HPUX_THREADS)
AC_DEFINE(_POSIX_C_SOURCE,199506L)
if test "${enable_parallel_mark}" = yes; then
AC_DEFINE(PARALLEL_MARK)
fi
AC_DEFINE(THREAD_LOCAL_ALLOC)
THREADDLLIBS="-lpthread -lrt"
;;
*-*-freebsd*)
AC_DEFINE(GC_FREEBSD_THREADS)
if test "x$PTHREAD_CFLAGS" != "x"; then
INCLUDES="$INCLUDES $PTHREAD_CFLAGS"
fi
if test "x$PTHREAD_LIBS" = "x"; then
THREADDLLIBS=-pthread
else
THREADDLLIBS="$PTHREAD_LIBS"
fi
AC_DEFINE(THREAD_LOCAL_ALLOC)
;;
*-*-solaris*)
AC_DEFINE(GC_SOLARIS_THREADS)
AC_DEFINE(GC_SOLARIS_PTHREADS)
;;
*-*-irix*)
AC_DEFINE(GC_IRIX_THREADS)
;;
*-*-cygwin*)
AC_DEFINE(GC_WIN32_THREADS)
;;
*-*-darwin*)
AC_DEFINE(GC_DARWIN_THREADS)
AC_DEFINE(THREAD_LOCAL_ALLOC)
if test "${enable_parallel_mark}" = yes; then
AC_DEFINE(PARALLEL_MARK)
fi
;;
*-*-netbsd*)
AC_DEFINE(GC_NETBSD_THREADS)
if test "${enable_parallel_mark}" = yes; then
AC_DEFINE(PARALLEL_MARK)
fi
AC_DEFINE(THREAD_LOCAL_ALLOC)
;;
*-*-openbsd*)
AC_DEFINE(GC_OPENBSD_THREADS)
if test "${enable_parallel_mark}" = yes; then
AC_DEFINE(PARALLEL_MARK)
fi
AC_DEFINE(THREAD_LOCAL_ALLOC)
;;
*-*-osf*)
AC_DEFINE(GC_OSF1_THREADS)
if test "${enable_parallel_mark}" = yes; then
AC_DEFINE(PARALLEL_MARK)
AC_DEFINE(THREAD_LOCAL_ALLOC)
# May want to enable it in other cases, too.
# Measurements havent yet been done.
fi
INCLUDES="$INCLUDES -pthread"
THREADDLLIBS="-lpthread -lrt"
;;
*)
AC_MSG_ERROR("Pthreads not supported by the GC on this platform.")
;;
esac
;;
win32)
AC_DEFINE(GC_WIN32_THREADS)
dnl Wine getenv may not return NULL for missing entry
AC_DEFINE(NO_GETENV)
if test "${enable_win32_dllmain}" = yes; then
AC_DEFINE(GC_INSIDE_DLL)
fi
;;
dgux386)
THREADS=dgux386
AC_MSG_RESULT($THREADDLLIBS)
# Use pthread GCC switch
THREADDLLIBS=-pthread
if test "${enable_parallel_mark}" = yes; then
AC_DEFINE(PARALLEL_MARK)
fi
AC_DEFINE(THREAD_LOCAL_ALLOC)
AC_DEFINE(GC_DGUX386_THREADS)
AC_DEFINE(DGUX_THREADS)
# Enable _POSIX4A_DRAFT10_SOURCE with flag -pthread
INCLUDES="-pthread $INCLUDES"
;;
aix)
THREADS=posix
THREADDLLIBS=-lpthread
AC_DEFINE(GC_AIX_THREADS)
AC_DEFINE(_REENTRANT)
;;
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(THREADDLLIBS)
case "$host" in
powerpc-*-darwin*)
powerpc_darwin=true
;;
esac
AM_CONDITIONAL(POWERPC_DARWIN,test x$powerpc_darwin = xtrue)
AC_MSG_CHECKING(for xlc)
AC_TRY_COMPILE([],[
#ifndef __xlC__
# error
#endif
], [compiler_xlc=yes], [compiler_xlc=no])
AC_MSG_RESULT($compiler_xlc)
AM_CONDITIONAL(COMPILER_XLC,test $compiler_xlc = yes)
if test $compiler_xlc = yes -a "$powerpc_darwin" = true; then
# the darwin stack-frame-walking code is completely broken on xlc
AC_DEFINE(DARWIN_DONT_PARSE_STACK)
fi
# We never want libdl on darwin. It is a fake libdl that just ends up making
# dyld calls anyway
case "$host" in
*-*-darwin*) ;;
*)
AC_CHECK_LIB(dl, dlopen, THREADDLLIBS="$THREADDLLIBS -ldl")
;;
esac
AC_SUBST(EXTRA_TEST_LIBS)
target_all=libgc.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="$with_ecos"
)
addobjs=
addlibs=
addincludes=
addtests=
CXXINCLUDES=
case "$TARGET_ECOS" in
no)
;;
*)
AC_DEFINE(ECOS)
CXXINCLUDES="-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(INCLUDES)
AC_SUBST(CXXINCLUDES)
# Configuration of shared libraries
#
AC_MSG_CHECKING(whether to build shared libraries)
AC_ENABLE_SHARED
case "$host" in
alpha-*-openbsd*)
enable_shared=no
AC_MSG_RESULT(no)
;;
*)
AC_MSG_RESULT(yes)
;;
esac
# Configuration of machine-dependent code
#
AC_MSG_CHECKING(which machine-dependent code should be used)
machdep=
case "$host" in
alpha-*-openbsd*)
machdep="alpha_mach_dep.lo"
if test x"${ac_cv_lib_dl_dlopen}" != xyes ; then
AC_MSG_WARN(OpenBSD/Alpha without dlopen(). Shared library support is disabled)
fi
;;
alpha*-*-linux*)
machdep="alpha_mach_dep.lo"
;;
i?86-*-solaris2.[[89]] | i?86-*-solaris2.1?)
AC_DEFINE(SOLARIS25_PROC_VDB_BUG_FIXED)
;;
mipstx39-*-elf*)
machdep="mips_ultrix_mach_dep.lo"
AC_DEFINE(STACKBASE, __stackbase)
AC_DEFINE(DATASTART_IS_ETEXT)
;;
mips-dec-ultrix*)
machdep="mips_ultrix_mach-dep.lo"
;;
mips-nec-sysv*|mips-unknown-sysv*)
;;
mips*-*-linux*)
;;
mips-*-*)
machdep="mips_sgi_mach_dep.lo"
AC_DEFINE(NO_EXECUTE_PERMISSION)
;;
sparc-*-netbsd*)
machdep="sparc_netbsd_mach_dep.lo"
;;
sparc-sun-solaris2.3)
machdep="sparc_mach_dep.lo"
AC_DEFINE(SUNOS53_SHARED_LIB)
;;
sparc*-sun-solaris2.*)
machdep="sparc_mach_dep.lo"
;;
ia64-*-*)
machdep="mach_dep.lo ia64_save_regs_in_stack.lo"
target_ia64=true
;;
*-*-nacl*)
AC_DEFINE(NO_EXECUTE_PERMISSION)
;;
esac
if test x"$machdep" = x; then
AC_MSG_RESULT($machdep)
machdep="mach_dep.lo"
fi
addobjs="$addobjs $machdep"
#
# Adding object files directly to _LIBADD breaks -j builds, so we need to add the sources
# instead, but _SOURCES can't contain autoconf substitutions, so add them using automake
# conditionals.
#
#AC_SUBST(addobjs)
AC_SUBST(addincludes)
AC_SUBST(addlibs)
AC_SUBST(addtests)
AM_CONDITIONAL(TARGET_IA64,test x$target_ia64 = xtrue)
AC_PROG_LIBTOOL
# Use dolt (http://dolt.freedesktop.org/) instead of libtool for building.
DOLT
#
# Check for AViiON Machines running DGUX
#
ac_is_dgux=no
AC_CHECK_HEADER(sys/dg_sys_info.h,
[ac_is_dgux=yes;])
## :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 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])
# automake wants to see AC_EXEEXT. But we don't need it. And having
# it is actually a problem, because the compiler we're passed can't
# necessarily do a full link. So we fool automake here.
if false; then
# autoconf 2.50 runs AC_EXEEXT by default, and the macro expands
# to nothing, so nothing would remain between `then' and `fi' if it
# were not for the `:' below.
:
AC_EXEEXT
fi
AC_MSG_CHECKING([for threads package to use])
AC_MSG_RESULT($THREADS)
dnl As of 4.13a2, the collector will not properly work on Solaris when
dnl built with gcc and -O. So we remove -O in the appropriate case.
dnl Not needed anymore on Solaris.
AC_MSG_CHECKING(whether Solaris gcc optimization fix is necessary)
case "$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="$CFLAGS"
AC_SUBST(MY_CFLAGS)
dnl Include defines that have become de facto standard.
dnl ALL_INTERIOR_POINTERS can be overridden in startup code.
AC_DEFINE(SILENT)
AC_DEFINE(NO_SIGNALS)
AC_DEFINE(NO_EXECUTE_PERMISSION)
dnl AC_DEFINE(ALL_INTERIOR_POINTERS)
dnl By default, make the library as general as possible.
AC_DEFINE(JAVA_FINALIZATION)
AC_DEFINE(GC_GCJ_SUPPORT)
AC_DEFINE(ATOMIC_UNCOLLECTABLE)
dnl This is something of a hack. When cross-compiling we turn off
dnl some functionality. We also enable the "small" configuration.
dnl These is only correct when targetting an embedded system. FIXME.
if test -n "${with_cross_host}"; then
AC_DEFINE(NO_SIGSET)
AC_DEFINE(NO_CLOCK)
AC_DEFINE(SMALL_CONFIG)
AC_DEFINE(NO_DEBUGGING)
fi
UNWINDLIBS=
AC_ARG_ENABLE(full-debug,
[ --enable-full-debug include full support for pointer backtracing etc.],
[ if test "$enable_full_debug" = "yes"; then
AC_MSG_WARN("Should define GC_DEBUG and use debug alloc. in clients.")
AC_DEFINE(KEEP_BACK_PTRS)
AC_DEFINE(DBG_HDRS_ALL)
case $host in
ia64-*-linux* )
AC_DEFINE(MAKE_BACK_GRAPH)
AC_DEFINE(SAVE_CALL_COUNT, 8)
AC_CHECK_LIB(unwind, backtrace, [
AC_DEFINE(GC_HAVE_BUILTIN_BACKTRACE)
UNWINDLIBS=-lunwind
AC_MSG_WARN("Client code may need to link against libunwind.")
])
;;
x86-*-linux* | i586-*-linux* | i686-*-linux* | x86_64-*-linux* )
AC_DEFINE(MAKE_BACK_GRAPH)
AC_MSG_WARN("Client must not use -fomit-frame-pointer.")
AC_DEFINE(SAVE_CALL_COUNT, 8)
;;
i[3456]86-*-dgux*)
AC_DEFINE(MAKE_BACK_GRAPH)
;;
esac ]
fi)
AC_SUBST(UNWINDLIBS)
AC_ARG_ENABLE(redirect-malloc,
[ --enable-redirect-malloc redirect malloc and friends to GC routines])
if test "${enable_redirect_malloc}" = yes; then
if test "${enable_full_debug}" = yes; then
AC_DEFINE(REDIRECT_MALLOC, GC_debug_malloc_replacement)
AC_DEFINE(REDIRECT_REALLOC, GC_debug_realloc_replacement)
AC_DEFINE(REDIRECT_FREE, GC_debug_free)
else
AC_DEFINE(REDIRECT_MALLOC, GC_malloc)
fi
fi
AC_DEFINE(_IN_LIBGC)
AC_ARG_ENABLE(gc-assertions,
[ --enable-gc-assertions collector-internal assertion checking])
if test "${enable_gc_assertions}" = yes; then
AC_DEFINE(GC_ASSERTIONS)
fi
AC_ARG_ENABLE(quiet-build, [ --enable-quiet-build Enable quiet libgc build (on by default)], enable_quiet_build=$enableval, enable_quiet_build=yes)
AM_CONDITIONAL(USE_LIBDIR, test -z "$with_cross_host")
if test "${multilib}" = "yes"; then
multilib_arg="--enable-multilib"
else
multilib_arg=
fi
if test x$enable_quiet_build = xyes; then
AC_CONFIG_COMMANDS([quiet], [for i in `find . -name Makefile.in | sed -e 's/Makefile.in/Makefile/g'`; do if test -f $i; then $srcdir/../scripts/patch-quiet.sh $i; fi; done], [shell=$SHELL])
AC_CONFIG_COMMANDS([quiet-libtool], [sed -e 's/$echo "copying selected/$show "copying selected/g' < libtool > libtool.tmp && mv libtool.tmp libtool && chmod a+x libtool; sed -e 's/$ECHO "copying selected/# "copying selected/g' < libtool > libtool.tmp && mv libtool.tmp libtool && chmod a+x libtool])
fi
AC_OUTPUT(Makefile
m4/Makefile
include/Makefile
include/private/Makefile
doc/Makefile,,
srcdir=${srcdir}
host=${host}
CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
CC="${CC}"
DEFS="$DEFS"
)
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