dnl Process this with autoconf to create configure
AC_INIT(java/lang/System.java)
+# 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
+
AC_PROG_LN_S
dnl We use these options to decide which functions to include.
AC_ARG_WITH(cross-host,
[ --with-cross-host=HOST configuring with a cross compiler])
+AC_ARG_WITH(newlib,
+[ --with-newlib Configuring with newlib])
+
LIBGCJ_CONFIGURE(.)
AM_CONFIG_HEADER(include/config.h gcj/libgcj-config.h)
# Sigh. Libtool's macro doesn't do the right thing.
INCLTDL="-I\$(top_srcdir)/libltdl $INCLTDL"
# FIXME: this is a hack.
- sub_auxdir="`cd $ac_aux_dir && pwd`"
+ sub_auxdir="`cd $ac_aux_dir && ${PWDCMD-pwd}`"
ac_configure_args="$ac_configure_args --with-auxdir=$sub_auxdir"
fi
AC_SUBST(INCLTDL)
dnl The -no-testsuite modules omit the test subdir.
AM_CONDITIONAL(TESTSUBDIR, test -d $srcdir/testsuite)
-dnl See whether the user prefers size or speed for Character.
-dnl The default is size.
-AC_ARG_ENABLE(fast-character,
-[ --enable-fast-character prefer speed over size for Character],
-# Nothing
-, AC_DEFINE(COMPACT_CHARACTER))
-
dnl Should the runtime set system properties by examining the
dnl environment variable GCJ_PROPERTIES?
AC_ARG_ENABLE(getenv-properties,
AC_DEFINE(DISABLE_GETENV_PROPERTIES)
fi
+dnl Whether we should use arguments to main()
+if test -z "$enable_main_args"; then
+ enable_main_args=${enable_main_args_default-yes}
+fi
+if test "$enable_main_args" = no; then
+ AC_DEFINE(DISABLE_MAIN_ARGS)
+fi
+
dnl Should we use hashtable-based synchronization?
dnl Currently works only for Linux X86/ia64
enable_hash_synchronization=$enable_hash_synchronization_default
fi
+dnl configure.host sets slow_pthread_self if the synchronization code should
+dnl try to avoid pthread_self calls by caching thread IDs in a hashtable.
+if test "${slow_pthread_self}" = "yes"; then
+ AC_DEFINE(SLOW_PTHREAD_SELF)
+fi
+
dnl See if the user has requested runtime debugging.
LIBGCJDEBUG="false"
if test "$libgcj_interpreter" = yes; then
AC_DEFINE(INTERPRETER)
fi
+INTERPRETER="$libgcj_interpreter"
+AC_SUBST(INTERPRETER)
AC_MSG_CHECKING([for exception model to use])
AC_LANG_SAVE
AC_LANG_RESTORE
AC_MSG_RESULT($ac_exception_model_name)
+# If we are non using SJLJ exceptions, and this host does not have support
+# for unwinding from a signal handler, enable checked dereferences and divides.
+if test $can_unwind_signal = no && test $enable_sjlj_exceptions = no; then
+ CHECKREFSPEC=-fcheck-references
+ DIVIDESPEC=-fuse-divide-subroutine
+ EXCEPTIONSPEC=
+fi
+
dnl See if the user wants to disable java.net. This is the mildly
dnl ugly way that we admit that target-side configuration sucks.
AC_ARG_ENABLE(java-net,
LIBFFIINCS=
if test "$with_libffi" != no; then
AC_DEFINE(USE_LIBFFI)
- LIBFFI=../libffi/libfficonvenience.la
- LIBFFIINCS='-I$(top_srcdir)/../libffi/include -I$(MULTIBUILDTOP)../libffi/include'
+ LIBFFI=../libffi/libffi_convenience.la
+ LIBFFIINCS='-I$(top_srcdir)/../libffi/include -I../libffi/include'
fi
AC_SUBST(LIBFFI)
AC_SUBST(LIBFFIINCS)
dnl I/O routines.
dnl FIXME: this should not be a local option but a global target
dnl system; at present there is no eCos target.
-TARGET_ECOS="no"
+TARGET_ECOS=${PROCESS-"no"}
AC_ARG_WITH(ecos,
[ --with-ecos enable runtime eCos target support],
TARGET_ECOS="$with_ecos"
PLATFORMOBJS=
case "$TARGET_ECOS" in
no) case "$host" in
- mingw)
+ *mingw*)
PLATFORM=Win32
PLATFORMOBJS=win32.lo
PLATFORMH=win32.h
test -d java || mkdir java
test -d java/io || mkdir java/io
test -d gnu || mkdir gnu
-AC_LINK_FILES(java/io/natFileDescriptor${PLATFORM}.cc, java/io/natFileDescriptor.cc)
+AC_LINK_FILES(java/io/natFile${FILE-${PLATFORM}}.cc, java/io/natFile.cc)
+AC_LINK_FILES(java/io/natFileDescriptor${FILE-${PLATFORM}}.cc, java/io/natFileDescriptor.cc)
dnl Likewise for ConcreteProcess.java and natConcreteProcess.cc.
test -d java/lang || mkdir java/lang
AC_LINK_FILES(java/lang/nat${PLATFORM}Process.cc, java/lang/natConcreteProcess.cc)
case "${host}" in
- mingw)
+ *mingw*)
SYSTEMSPEC="-lgdi32 -lwsock32 -lws2_32"
;;
*)
esac
AC_SUBST(SYSTEMSPEC)
-LIBGCJTESTSPEC="-L`pwd`/.libs -rpath `pwd`/.libs"
+LIBGCJTESTSPEC="-L`${PWDCMD-pwd}`/.libs -rpath `${PWDCMD-pwd}`/.libs"
AC_SUBST(LIBGCJTESTSPEC)
AC_ARG_WITH(system-zlib,
case "$GC" in
boehm)
AC_MSG_RESULT(boehm)
- GCDEPS='$(top_builddir)/../boehm-gc/libgcjgc.la'
- # We include the path to the boehm-gc build directory.
- # See Makefile.am to understand why.
- GCLIBS="$GCDEPS -L\$(here)/../boehm-gc/$libsubdir"
+ GCLIBS=../boehm-gc/libgcjgc_convenience.la
GCINCS='-I$(top_srcdir)/../boehm-gc/include'
- GCSPEC='-lgcjgc'
JC1GCSPEC='-fuse-boehm-gc'
- GCTESTSPEC="-L`pwd`/../boehm-gc/.libs -rpath `pwd`/../boehm-gc/.libs"
+ GCTESTSPEC="-L`${PWDCMD-pwd}`/../boehm-gc/.libs -rpath `${PWDCMD-pwd}`/../boehm-gc/.libs"
+
dnl We also want to pick up some cpp flags required when including
dnl boehm-config.h. Yuck.
GCINCS="$GCINCS `cat ../boehm-gc/boehm-cflags`"
;;
esac
+THREADLDFLAGS=
THREADLIBS=
THREADINCS=
THREADDEPS=
# Before FreeBSD 5, it didn't have -lpthread (or any library which
# merely adds pthread_* functions) but it does have a -pthread switch
# which is required at link-time to select -lc_r *instead* of -lc.
- THREADLIBS=-pthread
+ THREADLDFLAGS=-pthread
# Don't set THREADSPEC here as might be expected since -pthread is
# not processed when found within a spec file, it must come from
# the command line. For now, the user must provide the -pthread
# FreeBSD 5 implements a model much closer to other modern UNIX
# which support threads. However, it still does not support
# -lpthread.
- THREADLIBS=-pthread
+ THREADLDFLAGS=-pthread
THREADSPEC=-lc_r
;;
*)
AC_SUBST(THREADDEPS)
AC_SUBST(THREADOBJS)
AC_SUBST(THREADSPEC)
+AC_SUBST(THREADLDFLAGS)
+
+if test -d sysdep; then true; else mkdir sysdep; fi
+AC_LINK_FILES(sysdep/$sysdeps_dir/locks.h, sysdep/locks.h)
HASH_SYNC_SPEC=
# Hash synchronization is only useful with posix threads right now.
# We're in the tree with gcc, and need to include some of its headers.
GCC_UNWIND_INCLUDE='-I$(libgcj_basedir)/../gcc'
-if test -n "${with_cross_host}"; then
+# Figure out where generated headers like libgcj-config.h get installed.
+changequote(,)dnl
+gcc_version_trigger=${libgcj_basedir}/../gcc/version.c
+gcc_version_full=`grep version_string ${gcc_version_trigger} | sed -e 's/.*\"\([^\"]*\)\".*/\1/'`
+gcc_version=`echo ${gcc_version_full} | sed -e 's/\([^ ]*\) .*/\1/'`
+tool_include_dir='$(libdir)/gcc-lib/$(target_alias)/'${gcc_version}/include
+changequote([,])dnl
+AC_SUBST(tool_include_dir)
+AC_SUBST(gcc_version)
+
+if test "x${with_newlib}" = "xyes"; then
# We are being configured with a cross compiler. AC_REPLACE_FUNCS
# may not work correctly, because the compiler may not be able to
# link executables.
AC_DEFINE(HAVE_MEMMOVE)
AC_DEFINE(HAVE_MEMCPY)
AC_DEFINE(HAVE_STRERROR)
+ AC_DEFINE(HAVE_TIME)
AC_DEFINE(HAVE_GMTIME_R)
AC_DEFINE(HAVE_LOCALTIME_R)
dnl This is only for POSIX threads.
dnl Assume we do not have getuid and friends.
AC_DEFINE(NO_GETUID)
- ZLIBSPEC=-lzgcj
- ZLIBTESTSPEC="-L`pwd`/../zlib/.libs -rpath `pwd`/../zlib/.libs"
-
# If Canadian cross, then don't pick up tools from the build
# directory.
- if test x"$build" != x"$with_cross_host" && x"$build" != x"$target"; then
+ if test x"$build" != x"$with_cross_host" \
+ && test x"$build" != x"$target"; then
CANADIAN=yes
GCC_UNWIND_INCLUDE=
GCJ="${target_alias}-gcj"
fi
NATIVE=no
else
- AC_CHECK_FUNCS(strerror ioctl select fstat open fsync sleep)
+ AC_CHECK_FUNCS(strerror ioctl select fstat open fsync sleep opendir)
AC_CHECK_FUNCS(gmtime_r localtime_r readdir_r getpwuid_r getcwd)
AC_CHECK_FUNCS(access stat mkdir rename rmdir unlink realpath utime chmod)
AC_CHECK_FUNCS(nl_langinfo setlocale)
AC_CHECK_FUNCS(inet_aton inet_addr, break)
AC_CHECK_FUNCS(inet_pton uname inet_ntoa)
- AC_CHECK_FUNCS(backtrace fork execvp pipe sigaction)
+ AC_CHECK_FUNCS(fork execvp pipe sigaction ftruncate)
AC_CHECK_HEADERS(execinfo.h unistd.h dlfcn.h)
+ AC_CHECK_FUNC(backtrace, [
+ case "$host" in
+ ia64-*-linux*)
+ # Has broken backtrace()
+ ;;
+ s390*-*-linux*)
+ # Has broken backtrace()
+ ;;
+ *)
+ AC_DEFINE(HAVE_BACKTRACE)
+ ;;
+ esac
+ ])
+
AC_CHECK_LIB(dl, dladdr, [
AC_DEFINE(HAVE_DLADDR)])
- AC_CHECK_FILES(/proc/self/exe, [
- AC_DEFINE(HAVE_PROC_SELF_EXE)])
+ if test x"$build" = x"$host"; then
+ AC_CHECK_FILES(/proc/self/exe, [
+ AC_DEFINE(HAVE_PROC_SELF_EXE)])
+ else
+ case $host in
+ *-linux*)
+ AC_DEFINE(HAVE_PROC_SELF_EXE)
+ ;;
+ esac
+ fi
AM_ICONV
AM_LC_MESSAGES
SYSTEMSPEC="$SYSTEMSPEC $gcj_cv_lib_sockets"
if test "$with_system_zlib" = yes; then
- AC_CHECK_LIB(z, deflate, ZLIBSPEC=-lz, ZLIBSPEC=-lzgcj)
- else
- ZLIBSPEC=-lzgcj
- ZLIBTESTSPEC="-L`pwd`/../zlib/.libs -rpath `pwd`/../zlib/.libs"
+ AC_CHECK_LIB(z, deflate, ZLIBSPEC=-lz, ZLIBSPEC=)
fi
# On Solaris, and maybe other architectures, the Boehm collector
changequote([,])
fi
if test -x "${builddotdot}/../../gcc/gcj"; then
- dir="`cd ${builddotdot}/../../gcc && pwd`"
- GCJ="$dir/gcj -B`pwd`/ -B$dir/"
+ dir="`cd ${builddotdot}/../../gcc && ${PWDCMD-pwd}`"
+ GCJ="$dir/gcj -B`${PWDCMD-pwd}`/ -B$dir/"
else
CANADIAN=yes
NULL_TARGET=yes
- GCJ="gcj -B`pwd`/"
+ GCJ="gcj -B`${PWDCMD-pwd}`/"
fi
fi
# We must search the source tree for java.lang, since we still don't
# have libgcj.jar nor java/lang/*.class
GCJ_SAVE_CPPFLAGS=$CPPFLAGS
-CPPFLAGS="$CPPFLAGS -I`pwd` -I`cd $srcdir && pwd`"
+CPPFLAGS="$CPPFLAGS -I`${PWDCMD-pwd}` -I`cd $srcdir && ${PWDCMD-pwd}`"
# Since some classes depend on this one, we need its source available
# before we can do any GCJ compilation test :-(
CPPFLAGS=$GCJ_SAVE_CPPFLAGS
-dnl FIXME: cross compilation
-AC_CHECK_SIZEOF(void *)
+AC_COMPILE_CHECK_SIZEOF(void *)
ZLIBS=
-ZDEPS=
+SYS_ZLIBS=
ZINCS=
-if test "x$ZLIBSPEC" = "x-lzgcj"; then
- # We include the path to the zlib build directory.
- # See Makefile.am to understand why.
- ZDEPS='$(top_builddir)/../zlib/libzgcj.la'
- ZLIBS="$ZDEPS -L\$(here)/../zlib/$libsubdir"
+
+if test -z "$ZLIBSPEC"; then
+ # Use zlib from the GCC tree.
ZINCS='-I$(top_srcdir)/../zlib'
+ ZLIBS=../zlib/libzgcj_convenience.la
else
- ZLIBS="$ZLIBSPEC"
+ # System's zlib.
+ SYS_ZLIBS="$ZLIBSPEC"
fi
AC_SUBST(ZLIBS)
-AC_SUBST(ZDEPS)
+AC_SUBST(SYS_ZLIBS)
AC_SUBST(ZINCS)
AC_SUBST(DIVIDESPEC)
+AC_SUBST(CHECKREFSPEC)
AC_SUBST(EXCEPTIONSPEC)
AM_CONDITIONAL(CANADIAN, test "$CANADIAN" = yes)
# Determine gcj version number.
changequote(<<,>>)
-gcjvers="`$GCJ -v 2>&1 | sed -n 's/^.*version \([^ ]*\).*$/\1/p'`"
+gcjversion=`$GCJ -v 2>&1 | sed -n 's/^.*version \([^ ]*\).*$/\1/p'`
changequote([,])
-AC_DEFINE_UNQUOTED(GCJVERSION, "$gcjvers")
+GCJVERSION=$gcjversion
AC_SUBST(GCJVERSION)
-
-AC_SUBST(AM_RUNTESTFLAGS)
+AC_DEFINE_UNQUOTED(GCJVERSION, "$GCJVERSION", [Short GCJ version ID])
dnl Work around a g++ bug. Reported to gcc-bugs@gcc.gnu.org on Jan 22, 2000.
AC_MSG_CHECKING([for g++ -ffloat-store bug])
AC_DEFINE(HAVE_INTTYPES_H, 1, [Define if <inttypes.h> is available])
AC_DEFINE(JV_HAVE_INTTYPES_H, 1, [Define if <inttypes.h> is available])
])
+AC_HEADER_SYS_WAIT
AC_CHECK_TYPE([ssize_t], [int])
dnl FIXME: we don't want a link check here because that won't work
dnl when cross-compiling. So instead we make an assumption that
dnl the header file will mention timezone if it exists.
- AC_TRY_COMPILE([#include <time.h>], [long z2 = timezone;],
+ dnl Don't find the win32 function timezone
+ AC_TRY_COMPILE([#include <time.h>], [void i(){long z2 = 2*timezone;}],
[AC_DEFINE(HAVE_TIMEZONE)
AC_MSG_RESULT(yes)],
- [AC_MSG_RESULT(no)])])
+ [AC_MSG_RESULT(no)
+ AC_MSG_CHECKING([for global _timezone variable])
+ dnl FIXME: As above, don't want link check
+ AC_TRY_COMPILE([#include <time.h>], [long z2 = _timezone;],
+ [AC_DEFINE(HAVE_UNDERSCORE_TIMEZONE)
+ AC_MSG_RESULT(yes)],
+ [AC_MSG_RESULT(no)])])])
AC_FUNC_ALLOCA
i?86-*-linux*)
SIGNAL_HANDLER=include/i386-signal.h
;;
- sparc-sun-solaris*)
+ sparc*-sun-solaris*)
SIGNAL_HANDLER=include/sparc-signal.h
;;
# ia64-*)
# SYSDEP_SOURCES=sysdep/ia64.c
# test -d sysdep || mkdir sysdep
# ;;
+ ia64-*-linux*)
+ SIGNAL_HANDLER=include/dwarf2-signal.h
+ ;;
powerpc-*-linux*)
SIGNAL_HANDLER=include/dwarf2-signal.h
;;
alpha*-*-linux*)
SIGNAL_HANDLER=include/dwarf2-signal.h
;;
- mingw)
+ s390*-*-linux*)
+ SIGNAL_HANDLER=include/s390-signal.h
+ ;;
+ x86_64*-*-linux*)
+ SIGNAL_HANDLER=include/dwarf2-signal.h
+ ;;
+ sparc*-*-linux*)
+ SIGNAL_HANDLER=include/dwarf2-signal.h
+ ;;
+ *mingw*)
SIGNAL_HANDLER=include/win32-signal.h
;;
*)
AM_CONDITIONAL(GTK_AWT, test "$use_gtk_awt" = yes)
-here=`pwd`
+here=`${PWDCMD-pwd}`
AC_SUBST(here)
# We get this from the environment.
[# Only add multilib support code if we just rebuilt top-level Makefile.
case " $CONFIG_FILES " in
*" Makefile "*)
+ LD="${ORIGINAL_LD_FOR_MULTILIBS}"
ac_file=Makefile . ${libgcj_basedir}/../config-ml.in
;;
esac
# Make subdirectories and `.d' files. Look in both srcdir and
# builddir for the .java files.
-h=`pwd`
+h=`${PWDCMD-pwd}`
: > deps.mk
( (cd $srcdir && find . \( -name '*.java' -o -name '*.cc' \) -print) ;
find . \( -name '*.java' -o -name '*.cc' \) -print) | \