diff options
Diffstat (limited to 'ld/aclocal.m4')
| -rw-r--r-- | ld/aclocal.m4 | 1120 |
1 files changed, 1120 insertions, 0 deletions
diff --git a/ld/aclocal.m4 b/ld/aclocal.m4 new file mode 100644 index 0000000..11934b0 --- /dev/null +++ b/ld/aclocal.m4 @@ -0,0 +1,1120 @@ +dnl aclocal.m4 generated automatically by aclocal 1.4 + +dnl Copyright (C) 1994, 1995-8, 1999 Free Software Foundation, Inc. +dnl This file is free software; the Free Software Foundation +dnl gives unlimited permission to copy and/or distribute it, +dnl with or without modifications, as long as this notice is preserved. + +dnl This program is distributed in the hope that it will be useful, +dnl but WITHOUT ANY WARRANTY, to the extent permitted by law; without +dnl even the implied warranty of MERCHANTABILITY or FITNESS FOR A +dnl PARTICULAR PURPOSE. + +sinclude(../bfd/acinclude.m4) + +# Do all the work for Automake. This macro actually does too much -- +# some checks are only needed if your package does certain things. +# But this isn't really a big deal. + +# serial 1 + +dnl Usage: +dnl AM_INIT_AUTOMAKE(package,version, [no-define]) + +AC_DEFUN(AM_INIT_AUTOMAKE, +[AC_REQUIRE([AC_PROG_INSTALL]) +PACKAGE=[$1] +AC_SUBST(PACKAGE) +VERSION=[$2] +AC_SUBST(VERSION) +dnl test to see if srcdir already configured +if test "`cd $srcdir && pwd`" != "`pwd`" && test -f $srcdir/config.status; then + AC_MSG_ERROR([source directory already configured; run "make distclean" there first]) +fi +ifelse([$3],, +AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of package]) +AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [Version number of package])) +AC_REQUIRE([AM_SANITY_CHECK]) +AC_REQUIRE([AC_ARG_PROGRAM]) +dnl FIXME This is truly gross. +missing_dir=`cd $ac_aux_dir && pwd` +AM_MISSING_PROG(ACLOCAL, aclocal, $missing_dir) +AM_MISSING_PROG(AUTOCONF, autoconf, $missing_dir) +AM_MISSING_PROG(AUTOMAKE, automake, $missing_dir) +AM_MISSING_PROG(AUTOHEADER, autoheader, $missing_dir) +AM_MISSING_PROG(MAKEINFO, makeinfo, $missing_dir) +AC_REQUIRE([AC_PROG_MAKE_SET])]) + +# +# Check to make sure that the build environment is sane. +# + +AC_DEFUN(AM_SANITY_CHECK, +[AC_MSG_CHECKING([whether build environment is sane]) +# Just in case +sleep 1 +echo timestamp > conftestfile +# Do `set' in a subshell so we don't clobber the current shell's +# arguments. Must try -L first in case configure is actually a +# symlink; some systems play weird games with the mod time of symlinks +# (eg FreeBSD returns the mod time of the symlink's containing +# directory). +if ( + set X `ls -Lt $srcdir/configure conftestfile 2> /dev/null` + if test "[$]*" = "X"; then + # -L didn't work. + set X `ls -t $srcdir/configure conftestfile` + fi + if test "[$]*" != "X $srcdir/configure conftestfile" \ + && test "[$]*" != "X conftestfile $srcdir/configure"; then + + # If neither matched, then we have a broken ls. This can happen + # if, for instance, CONFIG_SHELL is bash and it inherits a + # broken ls alias from the environment. This has actually + # happened. Such a system could not be considered "sane". + AC_MSG_ERROR([ls -t appears to fail. Make sure there is not a broken +alias in your environment]) + fi + + test "[$]2" = conftestfile + ) +then + # Ok. + : +else + AC_MSG_ERROR([newly created file is older than distributed files! +Check your system clock]) +fi +rm -f conftest* +AC_MSG_RESULT(yes)]) + +dnl AM_MISSING_PROG(NAME, PROGRAM, DIRECTORY) +dnl The program must properly implement --version. +AC_DEFUN(AM_MISSING_PROG, +[AC_MSG_CHECKING(for working $2) +# Run test in a subshell; some versions of sh will print an error if +# an executable is not found, even if stderr is redirected. +# Redirect stdin to placate older versions of autoconf. Sigh. +if ($2 --version) < /dev/null > /dev/null 2>&1; then + $1=$2 + AC_MSG_RESULT(found) +else + $1="$3/missing $2" + AC_MSG_RESULT(missing) +fi +AC_SUBST($1)]) + + +# serial 35 AC_PROG_LIBTOOL +AC_DEFUN(AC_PROG_LIBTOOL, +[AC_REQUIRE([AC_LIBTOOL_SETUP])dnl + +# Save cache, so that ltconfig can load it +AC_CACHE_SAVE + +# Actually configure libtool. ac_aux_dir is where install-sh is found. +CC="$CC" CFLAGS="$CFLAGS" CPPFLAGS="$CPPFLAGS" \ +LD="$LD" NM="$NM" RANLIB="$RANLIB" LN_S="$LN_S" \ +DLLTOOL="$DLLTOOL" AS="$AS" \ +${CONFIG_SHELL-/bin/sh} $ac_aux_dir/ltconfig --no-reexec \ +$libtool_flags --no-verify $ac_aux_dir/ltmain.sh $host \ +|| AC_MSG_ERROR([libtool configure failed]) + +# Reload cache, that may have been modified by ltconfig +AC_CACHE_LOAD + +# This can be used to rebuild libtool when needed +LIBTOOL_DEPS="$ac_aux_dir/ltconfig $ac_aux_dir/ltmain.sh" + +# Always use our own libtool. +LIBTOOL='$(SHELL) $(top_builddir)/libtool' +AC_SUBST(LIBTOOL)dnl + +# Redirect the config.log output again, so that the ltconfig log is not +# clobbered by the next message. +exec 5>>./config.log +]) + +AC_DEFUN(AC_LIBTOOL_SETUP, +[AC_PREREQ(2.13)dnl +AC_REQUIRE([AC_ENABLE_SHARED])dnl +AC_REQUIRE([AC_ENABLE_STATIC])dnl +AC_REQUIRE([AC_ENABLE_FAST_INSTALL])dnl +AC_REQUIRE([AC_CANONICAL_HOST])dnl +AC_REQUIRE([AC_CANONICAL_BUILD])dnl +AC_REQUIRE([AC_PROG_RANLIB])dnl +AC_REQUIRE([AC_PROG_CC])dnl +AC_REQUIRE([AC_PROG_LD])dnl +AC_REQUIRE([AC_PROG_NM])dnl +AC_REQUIRE([AC_SYS_NM_PARSE])dnl +AC_REQUIRE([AC_SYS_SYMBOL_UNDERSCORE])dnl +AC_REQUIRE([AC_PROG_LN_S])dnl +dnl + +# Check for any special flags to pass to ltconfig. +libtool_flags="--cache-file=$cache_file" +test "$enable_shared" = no && libtool_flags="$libtool_flags --disable-shared" +test "$enable_static" = no && libtool_flags="$libtool_flags --disable-static" +test "$enable_fast_install" = no && libtool_flags="$libtool_flags --disable-fast-install" +test "$lt_dlopen" = yes && libtool_flags="$libtool_flags --enable-dlopen" +test "$silent" = yes && libtool_flags="$libtool_flags --silent" +test "$ac_cv_prog_gcc" = yes && libtool_flags="$libtool_flags --with-gcc" +test "$ac_cv_prog_gnu_ld" = yes && libtool_flags="$libtool_flags --with-gnu-ld" + +# Some flags need to be propagated to the compiler or linker for good +# libtool support. +case "$host" in +*-*-irix6*) + # Find out which ABI we are using. + echo '[#]line __oline__ "configure"' > conftest.$ac_ext + if AC_TRY_EVAL(ac_compile); then + case "`/usr/bin/file conftest.o`" in + *32-bit*) + LD="${LD-ld} -32" + ;; + *N32*) + LD="${LD-ld} -n32" + ;; + *64-bit*) + LD="${LD-ld} -64" + ;; + esac + fi + rm -rf conftest* + ;; + +*-*-sco3.2v5*) + # On SCO OpenServer 5, we need -belf to get full-featured binaries. + SAVE_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS -belf" + AC_CACHE_CHECK([whether the C compiler needs -belf], lt_cv_cc_needs_belf, + [AC_TRY_LINK([],[],[lt_cv_cc_needs_belf=yes],[lt_cv_cc_needs_belf=no])]) + if test x"$lt_cv_cc_needs_belf" != x"yes"; then + # this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf + CFLAGS="$SAVE_CFLAGS" + fi + ;; + +*-*-cygwin*) + AC_SYS_LIBTOOL_CYGWIN + ;; + +esac + +# enable the --disable-libtool-lock switch + +AC_ARG_ENABLE(libtool-lock, +[ --disable-libtool-lock force libtool not to do file locking], +need_locks=$enableval, +need_locks=yes) + +if test x"$need_locks" = xno; then + libtool_flags="$libtool_flags --disable-lock" +fi +]) + +# AC_LIBTOOL_DLOPEN - check for dlopen support +AC_DEFUN(AC_LIBTOOL_DLOPEN, [lt_dlopen=yes]) + +# AC_ENABLE_SHARED - implement the --enable-shared flag +# Usage: AC_ENABLE_SHARED[(DEFAULT)] +# Where DEFAULT is either `yes' or `no'. If omitted, it defaults to +# `yes'. +AC_DEFUN(AC_ENABLE_SHARED, +[define([AC_ENABLE_SHARED_DEFAULT], ifelse($1, no, no, yes))dnl +AC_ARG_ENABLE(shared, +changequote(<<, >>)dnl +<< --enable-shared[=PKGS] build shared libraries [default=>>AC_ENABLE_SHARED_DEFAULT], +changequote([, ])dnl +[p=${PACKAGE-default} +case "$enableval" in +yes) enable_shared=yes ;; +no) enable_shared=no ;; +*) + enable_shared=no + # Look at the argument we got. We use all the common list separators. + IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:," + for pkg in $enableval; do + if test "X$pkg" = "X$p"; then + enable_shared=yes + fi + done + IFS="$ac_save_ifs" + ;; +esac], +enable_shared=AC_ENABLE_SHARED_DEFAULT)dnl +]) + +# AC_DISABLE_SHARED - set the default shared flag to --disable-shared +AC_DEFUN(AC_DISABLE_SHARED, +[AC_ENABLE_SHARED(no)]) + +# AC_ENABLE_STATIC - implement the --enable-static flag +# Usage: AC_ENABLE_STATIC[(DEFAULT)] +# Where DEFAULT is either `yes' or `no'. If omitted, it defaults to +# `yes'. +AC_DEFUN(AC_ENABLE_STATIC, +[define([AC_ENABLE_STATIC_DEFAULT], ifelse($1, no, no, yes))dnl +AC_ARG_ENABLE(static, +changequote(<<, >>)dnl +<< --enable-static[=PKGS] build static libraries [default=>>AC_ENABLE_STATIC_DEFAULT], +changequote([, ])dnl +[p=${PACKAGE-default} +case "$enableval" in +yes) enable_static=yes ;; +no) enable_static=no ;; +*) + enable_static=no + # Look at the argument we got. We use all the common list separators. + IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:," + for pkg in $enableval; do + if test "X$pkg" = "X$p"; then + enable_static=yes + fi + done + IFS="$ac_save_ifs" + ;; +esac], +enable_static=AC_ENABLE_STATIC_DEFAULT)dnl +]) + +# AC_DISABLE_STATIC - set the default static flag to --disable-static +AC_DEFUN(AC_DISABLE_STATIC, +[AC_ENABLE_STATIC(no)]) + + +# AC_ENABLE_FAST_INSTALL - implement the --enable-fast-install flag +# Usage: AC_ENABLE_FAST_INSTALL[(DEFAULT)] +# Where DEFAULT is either `yes' or `no'. If omitted, it defaults to +# `yes'. +AC_DEFUN(AC_ENABLE_FAST_INSTALL, +[define([AC_ENABLE_FAST_INSTALL_DEFAULT], ifelse($1, no, no, yes))dnl +AC_ARG_ENABLE(fast-install, +changequote(<<, >>)dnl +<< --enable-fast-install[=PKGS] optimize for fast installation [default=>>AC_ENABLE_FAST_INSTALL_DEFAULT], +changequote([, ])dnl +[p=${PACKAGE-default} +case "$enableval" in +yes) enable_fast_install=yes ;; +no) enable_fast_install=no ;; +*) + enable_fast_install=no + # Look at the argument we got. We use all the common list separators. + IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:," + for pkg in $enableval; do + if test "X$pkg" = "X$p"; then + enable_fast_install=yes + fi + done + IFS="$ac_save_ifs" + ;; +esac], +enable_fast_install=AC_ENABLE_FAST_INSTALL_DEFAULT)dnl +]) + +# AC_ENABLE_FAST_INSTALL - set the default to --disable-fast-install +AC_DEFUN(AC_DISABLE_FAST_INSTALL, +[AC_ENABLE_FAST_INSTALL(no)]) + + +# AC_PROG_LD - find the path to the GNU or non-GNU linker +AC_DEFUN(AC_PROG_LD, +[AC_ARG_WITH(gnu-ld, +[ --with-gnu-ld assume the C compiler uses GNU ld [default=no]], +test "$withval" = no || with_gnu_ld=yes, with_gnu_ld=no) +AC_REQUIRE([AC_PROG_CC])dnl +AC_REQUIRE([AC_CANONICAL_HOST])dnl +AC_REQUIRE([AC_CANONICAL_BUILD])dnl +ac_prog=ld +if test "$ac_cv_prog_gcc" = yes; then + # Check if gcc -print-prog-name=ld gives a path. + AC_MSG_CHECKING([for ld used by GCC]) + ac_prog=`($CC -print-prog-name=ld) 2>&5` + case "$ac_prog" in + # Accept absolute paths. +changequote(,)dnl + /* | [A-Za-z]:[\\/]*) + re_direlt='/[^/][^/]*/\.\./' +changequote([,])dnl + # Canonicalize the path of ld + ac_prog=`echo $ac_prog| sed 's%\\\\%/%g'` + while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do + ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"` + done + test -z "$LD" && LD="$ac_prog" + ;; + "") + # If it fails, then pretend we aren't using GCC. + ac_prog=ld + ;; + *) + # If it is relative, then search for the first ld in PATH. + with_gnu_ld=unknown + ;; + esac +elif test "$with_gnu_ld" = yes; then + AC_MSG_CHECKING([for GNU ld]) +else + AC_MSG_CHECKING([for non-GNU ld]) +fi +AC_CACHE_VAL(ac_cv_path_LD, +[if test -z "$LD"; then + IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:" + for ac_dir in $PATH; do + test -z "$ac_dir" && ac_dir=. + if test -f "$ac_dir/$ac_prog"; then + ac_cv_path_LD="$ac_dir/$ac_prog" + # Check to see if the program is GNU ld. I'd rather use --version, + # but apparently some GNU ld's only accept -v. + # Break only if it was the GNU/non-GNU ld that we prefer. + if "$ac_cv_path_LD" -v 2>&1 < /dev/null | egrep '(GNU|with BFD)' > /dev/null; then + test "$with_gnu_ld" != no && break + else + test "$with_gnu_ld" != yes && break + fi + fi + done + IFS="$ac_save_ifs" +else + ac_cv_path_LD="$LD" # Let the user override the test with a path. +fi]) +LD="$ac_cv_path_LD" +if test -n "$LD"; then + AC_MSG_RESULT($LD) +else + AC_MSG_RESULT(no) +fi +test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH]) +AC_SUBST(LD) +AC_PROG_LD_GNU +]) + +AC_DEFUN(AC_PROG_LD_GNU, +[AC_CACHE_CHECK([if the linker ($LD) is GNU ld], ac_cv_prog_gnu_ld, +[# I'd rather use --version here, but apparently some GNU ld's only accept -v. +if $LD -v 2>&1 </dev/null | egrep '(GNU|with BFD)' 1>&5; then + ac_cv_prog_gnu_ld=yes +else + ac_cv_prog_gnu_ld=no +fi]) +]) + +# AC_PROG_NM - find the path to a BSD-compatible name lister +AC_DEFUN(AC_PROG_NM, +[AC_MSG_CHECKING([for BSD-compatible nm]) +AC_CACHE_VAL(ac_cv_path_NM, +[if test -n "$NM"; then + # Let the user override the test. + ac_cv_path_NM="$NM" +else + IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:" + for ac_dir in $PATH /usr/ccs/bin /usr/ucb /bin; do + test -z "$ac_dir" && ac_dir=. + if test -f $ac_dir/nm; then + # Check to see if the nm accepts a BSD-compat flag. + # Adding the `sed 1q' prevents false positives on HP-UX, which says: + # nm: unknown option "B" ignored + if ($ac_dir/nm -B /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then + ac_cv_path_NM="$ac_dir/nm -B" + break + elif ($ac_dir/nm -p /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then + ac_cv_path_NM="$ac_dir/nm -p" + break + else + ac_cv_path_NM=${ac_cv_path_NM="$ac_dir/nm"} # keep the first match, but + continue # so that we can try to find one that supports BSD flags + fi + fi + done + IFS="$ac_save_ifs" + test -z "$ac_cv_path_NM" && ac_cv_path_NM=nm +fi]) +NM="$ac_cv_path_NM" +AC_MSG_RESULT([$NM]) +AC_SUBST(NM) +]) + +# AC_SYS_NM_PARSE - Check for command to grab the raw symbol name followed +# by C symbol name from nm. +AC_DEFUN(AC_SYS_NM_PARSE, +[AC_REQUIRE([AC_CANONICAL_HOST])dnl +AC_REQUIRE([AC_PROG_NM])dnl +# Check for command to grab the raw symbol name followed by C symbol from nm. +AC_MSG_CHECKING([command to parse $NM output]) +AC_CACHE_VAL(ac_cv_sys_global_symbol_pipe, +[# These are sane defaults that work on at least a few old systems. +# {They come from Ultrix. What could be older than Ultrix?!! ;)} + +changequote(,)dnl +# Character class describing NM global symbol codes. +ac_symcode='[BCDEGRST]' + +# Regexp to match symbols that can be accessed directly from C. +ac_sympat='\([_A-Za-z][_A-Za-z0-9]*\)' + +# Transform the above into a raw symbol and a C symbol. +ac_symxfrm='\1 \2\3 \3' + +# Transform an extracted symbol line into a proper C declaration +ac_global_symbol_to_cdecl="sed -n -e 's/^. .* \(.*\)$/extern char \1;/p'" + +# Define system-specific variables. +case "$host_os" in +aix*) + ac_symcode='[BCDT]' + ;; +cygwin* | mingw*) + ac_symcode='[ABCDGISTW]' + ;; +hpux*) + ac_global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern char \1();/p' -e 's/^. .* \(.*\)$/extern char \1;/p'" + ;; +irix*) + ac_symcode='[BCDEGRST]' + ;; +solaris*) + ac_symcode='[BDT]' + ;; +esac + +# If we're using GNU nm, then use its standard symbol codes. +if $NM -V 2>&1 | egrep '(GNU|with BFD)' > /dev/null; then + ac_symcode='[ABCDGISTW]' +fi +changequote([,])dnl + +# Try without a prefix undercore, then with it. +for ac_symprfx in "" "_"; do + + ac_cv_sys_global_symbol_pipe="sed -n -e 's/^.*[ ]\($ac_symcode\)[ ][ ]*\($ac_symprfx\)$ac_sympat$/$ac_symxfrm/p'" + + # Check to see that the pipe works correctly. + ac_pipe_works=no + rm -f conftest.$ac_ext + cat > conftest.$ac_ext <<EOF +#ifdef __cplusplus +extern "C" { +#endif +char nm_test_var; +void nm_test_func(){} +#ifdef __cplusplus +} +#endif +int main(){nm_test_var='a';nm_test_func;return 0;} +EOF + + if AC_TRY_EVAL(ac_compile); then + # Now try to grab the symbols. + ac_nlist=conftest.nm + + if AC_TRY_EVAL(NM conftest.$ac_objext \| $ac_cv_sys_global_symbol_pipe \> $ac_nlist) && test -s "$ac_nlist"; then + + # Try sorting and uniquifying the output. + if sort "$ac_nlist" | uniq > "$ac_nlist"T; then + mv -f "$ac_nlist"T "$ac_nlist" + else + rm -f "$ac_nlist"T + fi + + # Make sure that we snagged all the symbols we need. + if egrep ' nm_test_var$' "$ac_nlist" >/dev/null; then + if egrep ' nm_test_func$' "$ac_nlist" >/dev/null; then + cat <<EOF > conftest.c +#ifdef __cplusplus +extern "C" { +#endif + +EOF + # Now generate the symbol file. + eval "$ac_global_symbol_to_cdecl"' < "$ac_nlist" >> conftest.c' + + cat <<EOF >> conftest.c +#if defined (__STDC__) && __STDC__ +# define lt_ptr_t void * +#else +# define lt_ptr_t char * +# define const +#endif + +/* The mapping between symbol names and symbols. */ +const struct { + const char *name; + lt_ptr_t address; +} +changequote(,)dnl +lt_preloaded_symbols[] = +changequote([,])dnl +{ +EOF + sed 's/^. \(.*\) \(.*\)$/ {"\2", (lt_ptr_t) \&\2},/' < "$ac_nlist" >> conftest.c + cat <<\EOF >> conftest.c + {0, (lt_ptr_t) 0} +}; + +#ifdef __cplusplus +} +#endif +EOF + # Now try linking the two files. + mv conftest.$ac_objext conftestm.$ac_objext + ac_save_LIBS="$LIBS" + ac_save_CFLAGS="$CFLAGS" + LIBS="conftestm.$ac_objext" + CFLAGS="$CFLAGS$no_builtin_flag" + if AC_TRY_EVAL(ac_link) && test -s conftest; then + ac_pipe_works=yes + else + echo "configure: failed program was:" >&AC_FD_CC + cat conftest.c >&AC_FD_CC + fi + LIBS="$ac_save_LIBS" + CFLAGS="$ac_save_CFLAGS" + else + echo "cannot find nm_test_func in $ac_nlist" >&AC_FD_CC + fi + else + echo "cannot find nm_test_var in $ac_nlist" >&AC_FD_CC + fi + else + echo "cannot run $ac_cv_sys_global_symbol_pipe" >&AC_FD_CC + fi + else + echo "$progname: failed program was:" >&AC_FD_CC + cat conftest.c >&AC_FD_CC + fi + rm -rf conftest* + + # Do not use the global_symbol_pipe unless it works. + if test "$ac_pipe_works" = yes; then + if test x"$ac_symprfx" = x"_"; then + ac_cv_sys_symbol_underscore=yes + else + ac_cv_sys_symbol_underscore=no + fi + break + else + ac_cv_sys_global_symbol_pipe= + fi +done +]) + +ac_result=yes +if test -z "$ac_cv_sys_global_symbol_pipe"; then + ac_result=no +fi +AC_MSG_RESULT($ac_result) +]) + +# AC_SYS_LIBTOOL_CYGWIN - find tools needed on cygwin +AC_DEFUN(AC_SYS_LIBTOOL_CYGWIN, +[AC_CHECK_TOOL(DLLTOOL, dlltool, false) +AC_CHECK_TOOL(AS, as, false) +]) + +# AC_SYS_SYMBOL_UNDERSCORE - does the compiler prefix global symbols +# with an underscore? +AC_DEFUN(AC_SYS_SYMBOL_UNDERSCORE, +[AC_REQUIRE([AC_PROG_NM])dnl +AC_REQUIRE([AC_SYS_NM_PARSE])dnl +AC_MSG_CHECKING([for _ prefix in compiled symbols]) +AC_CACHE_VAL(ac_cv_sys_symbol_underscore, +[ac_cv_sys_symbol_underscore=no +cat > conftest.$ac_ext <<EOF +void nm_test_func(){} +int main(){nm_test_func;return 0;} +EOF +if AC_TRY_EVAL(ac_compile); then + # Now try to grab the symbols. + ac_nlist=conftest.nm + if AC_TRY_EVAL(NM conftest.$ac_objext \| $ac_cv_sys_global_symbol_pipe \> $ac_nlist) && test -s "$ac_nlist"; then + # See whether the symbols have a leading underscore. + if egrep '^. _nm_test_func' "$ac_nlist" >/dev/null; then + ac_cv_sys_symbol_underscore=yes + else + if egrep '^. nm_test_func ' "$ac_nlist" >/dev/null; then + : + else + echo "configure: cannot find nm_test_func in $ac_nlist" >&AC_FD_CC + fi + fi + else + echo "configure: cannot run $ac_cv_sys_global_symbol_pipe" >&AC_FD_CC + fi +else + echo "configure: failed program was:" >&AC_FD_CC + cat conftest.c >&AC_FD_CC +fi +rm -rf conftest* +]) +AC_MSG_RESULT($ac_cv_sys_symbol_underscore) +USE_SYMBOL_UNDERSCORE=${ac_cv_sys_symbol_underscore=no} +AC_SUBST(USE_SYMBOL_UNDERSCORE)dnl +]) + +# AC_CHECK_LIBM - check for math library +AC_DEFUN(AC_CHECK_LIBM, [ +AC_CHECK_LIB(mw, _mwvalidcheckl) +AC_CHECK_LIB(m, cos) +]) + +# AC_LIBLTDL_CONVENIENCE[(dir)] - sets LIBLTDL to the link flags for +# the libltdl convenience library, adds --enable-ltdl-convenience to +# the configure arguments. Note that LIBLTDL is not AC_SUBSTed, nor +# is AC_CONFIG_SUBDIRS called. If DIR is not provided, it is assumed +# to be `${top_builddir}/libltdl'. Make sure you start DIR with +# '${top_builddir}/' (note the single quotes!) if your package is not +# flat, and, if you're not using automake, define top_builddir as +# appropriate in the Makefiles. +AC_DEFUN(AC_LIBLTDL_CONVENIENCE, [ + case "$enable_ltdl_convenience" in + no) AC_MSG_ERROR([this package needs a convenience libltdl]) ;; + "") enable_ltdl_convenience=yes + ac_configure_args="$ac_configure_args --enable-ltdl-convenience" ;; + esac + LIBLTDL=ifelse($#,1,$1,['${top_builddir}/libltdl'])/libltdlc.la +]) + +# AC_LIBLTDL_INSTALLABLE[(dir)] - sets LIBLTDL to the link flags for +# the libltdl installable library, and adds --enable-ltdl-install to +# the configure arguments. Note that LIBLTDL is not AC_SUBSTed, nor +# is AC_CONFIG_SUBDIRS called. If DIR is not provided, it is assumed +# to be `${top_builddir}/libltdl'. Make sure you start DIR with +# '${top_builddir}/' (note the single quotes!) if your package is not +# flat, and, if you're not using automake, define top_builddir as +# appropriate in the Makefiles. +# In the future, this macro may have to be called after AC_PROG_LIBTOOL. +AC_DEFUN(AC_LIBLTDL_INSTALLABLE, [ + AC_CHECK_LIB(ltdl, main, LIBLTDL="-lltdl", [ + case "$enable_ltdl_install" in + no) AC_MSG_WARN([libltdl not installed, but installation disabled]) ;; + "") enable_ltdl_install=yes + ac_configure_args="$ac_configure_args --enable-ltdl-install" ;; + esac + ]) + if test x"$enable_ltdl_install" != x"no"; then + LIBLTDL=ifelse($#,1,$1,['${top_builddir}/libltdl'])/libltdl.la + fi +]) + +dnl old names +AC_DEFUN(AM_PROG_LIBTOOL, [indir([AC_PROG_LIBTOOL])])dnl +AC_DEFUN(AM_ENABLE_SHARED, [indir([AC_ENABLE_SHARED], $@)])dnl +AC_DEFUN(AM_ENABLE_STATIC, [indir([AC_ENABLE_STATIC], $@)])dnl +AC_DEFUN(AM_DISABLE_SHARED, [indir([AC_DISABLE_SHARED], $@)])dnl +AC_DEFUN(AM_DISABLE_STATIC, [indir([AC_DISABLE_STATIC], $@)])dnl +AC_DEFUN(AM_PROG_LD, [indir([AC_PROG_LD])])dnl +AC_DEFUN(AM_PROG_NM, [indir([AC_PROG_NM])])dnl +AC_DEFUN(AM_SYS_NM_PARSE, [indir([AC_SYS_NM_PARSE])])dnl +AC_DEFUN(AM_SYS_SYMBOL_UNDERSCORE, [indir([AC_SYS_SYMBOL_UNDERSCORE])])dnl +AC_DEFUN(AM_SYS_LIBTOOL_CYGWIN, [indir([AC_SYS_LIBTOOL_CYGWIN])])dnl + +# Like AC_CONFIG_HEADER, but automatically create stamp file. + +AC_DEFUN(AM_CONFIG_HEADER, +[AC_PREREQ([2.12]) +AC_CONFIG_HEADER([$1]) +dnl When config.status generates a header, we must update the stamp-h file. +dnl This file resides in the same directory as the config header +dnl that is generated. We must strip everything past the first ":", +dnl and everything past the last "/". +AC_OUTPUT_COMMANDS(changequote(<<,>>)dnl +ifelse(patsubst(<<$1>>, <<[^ ]>>, <<>>), <<>>, +<<test -z "<<$>>CONFIG_HEADERS" || echo timestamp > patsubst(<<$1>>, <<^\([^:]*/\)?.*>>, <<\1>>)stamp-h<<>>dnl>>, +<<am_indx=1 +for am_file in <<$1>>; do + case " <<$>>CONFIG_HEADERS " in + *" <<$>>am_file "*<<)>> + echo timestamp > `echo <<$>>am_file | sed -e 's%:.*%%' -e 's%[^/]*$%%'`stamp-h$am_indx + ;; + esac + am_indx=`expr "<<$>>am_indx" + 1` +done<<>>dnl>>) +changequote([,]))]) + +# This file is derived from `gettext.m4'. The difference is that the +# included macros assume Cygnus-style source and build trees. + +# Macro to add for using GNU gettext. +# Ulrich Drepper <drepper@cygnus.com>, 1995. +# +# This file file be copied and used freely without restrictions. It can +# be used in projects which are not available under the GNU Public License +# but which still want to provide support for the GNU gettext functionality. +# Please note that the actual code is *not* freely available. + +# serial 3 + +AC_DEFUN(CY_WITH_NLS, + [AC_MSG_CHECKING([whether NLS is requested]) + dnl Default is enabled NLS + AC_ARG_ENABLE(nls, + [ --disable-nls do not use Native Language Support], + USE_NLS=$enableval, USE_NLS=yes) + AC_MSG_RESULT($USE_NLS) + AC_SUBST(USE_NLS) + + USE_INCLUDED_LIBINTL=no + + dnl If we use NLS figure out what method + if test "$USE_NLS" = "yes"; then + AC_DEFINE(ENABLE_NLS, 1, [Define to 1 if NLS is requested]) + AC_MSG_CHECKING([whether included gettext is requested]) + AC_ARG_WITH(included-gettext, + [ --with-included-gettext use the GNU gettext library included here], + nls_cv_force_use_gnu_gettext=$withval, + nls_cv_force_use_gnu_gettext=no) + AC_MSG_RESULT($nls_cv_force_use_gnu_gettext) + + nls_cv_use_gnu_gettext="$nls_cv_force_use_gnu_gettext" + if test "$nls_cv_force_use_gnu_gettext" != "yes"; then + dnl User does not insist on using GNU NLS library. Figure out what + dnl to use. If gettext or catgets are available (in this order) we + dnl use this. Else we have to fall back to GNU NLS library. + dnl catgets is only used if permitted by option --with-catgets. + nls_cv_header_intl= + nls_cv_header_libgt= + CATOBJEXT=NONE + + AC_CHECK_HEADER(libintl.h, + [AC_CACHE_CHECK([for gettext in libc], gt_cv_func_gettext_libc, + [AC_TRY_LINK([#include <libintl.h>], [return (int) gettext ("")], + gt_cv_func_gettext_libc=yes, gt_cv_func_gettext_libc=no)]) + + if test "$gt_cv_func_gettext_libc" != "yes"; then + AC_CHECK_LIB(intl, bindtextdomain, + [AC_CACHE_CHECK([for gettext in libintl], + gt_cv_func_gettext_libintl, + [AC_TRY_LINK([], [return (int) gettext ("")], + gt_cv_func_gettext_libintl=yes, + gt_cv_func_gettext_libintl=no)])]) + fi + + if test "$gt_cv_func_gettext_libc" = "yes" \ + || test "$gt_cv_func_gettext_libintl" = "yes"; then + AC_DEFINE(HAVE_GETTEXT, 1, + [Define as 1 if you have gettext and don't want to use GNU gettext.]) + AM_PATH_PROG_WITH_TEST(MSGFMT, msgfmt, + [test -z "`$ac_dir/$ac_word -h 2>&1 | grep 'dv '`"], no)dnl + if test "$MSGFMT" != "no"; then + AC_CHECK_FUNCS(dcgettext) + AC_PATH_PROG(GMSGFMT, gmsgfmt, $MSGFMT) + AM_PATH_PROG_WITH_TEST(XGETTEXT, xgettext, + [test -z "`$ac_dir/$ac_word -h 2>&1 | grep '(HELP)'`"], :) + AC_TRY_LINK(, [extern int _nl_msg_cat_cntr; + return _nl_msg_cat_cntr], + [CATOBJEXT=.gmo + DATADIRNAME=share], + [CATOBJEXT=.mo + DATADIRNAME=lib]) + INSTOBJEXT=.mo + fi + fi + ]) + + dnl In the standard gettext, we would now check for catgets. + dnl However, we never want to use catgets for our releases. + + if test "$CATOBJEXT" = "NONE"; then + dnl Neither gettext nor catgets in included in the C library. + dnl Fall back on GNU gettext library. + nls_cv_use_gnu_gettext=yes + fi + fi + + if test "$nls_cv_use_gnu_gettext" = "yes"; then + dnl Mark actions used to generate GNU NLS library. + INTLOBJS="\$(GETTOBJS)" + AM_PATH_PROG_WITH_TEST(MSGFMT, msgfmt, + [test -z "`$ac_dir/$ac_word -h 2>&1 | grep 'dv '`"], msgfmt) + AC_PATH_PROG(GMSGFMT, gmsgfmt, $MSGFMT) + AM_PATH_PROG_WITH_TEST(XGETTEXT, xgettext, + [test -z "`$ac_dir/$ac_word -h 2>&1 | grep '(HELP)'`"], :) + AC_SUBST(MSGFMT) + USE_INCLUDED_LIBINTL=yes + CATOBJEXT=.gmo + INSTOBJEXT=.mo + DATADIRNAME=share + INTLDEPS='$(top_builddir)/../intl/libintl.a' + INTLLIBS=$INTLDEPS + LIBS=`echo $LIBS | sed -e 's/-lintl//'` + nls_cv_header_intl=libintl.h + nls_cv_header_libgt=libgettext.h + fi + + dnl Test whether we really found GNU xgettext. + if test "$XGETTEXT" != ":"; then + dnl If it is no GNU xgettext we define it as : so that the + dnl Makefiles still can work. + if $XGETTEXT --omit-header /dev/null 2> /dev/null; then + : ; + else + AC_MSG_RESULT( + [found xgettext programs is not GNU xgettext; ignore it]) + XGETTEXT=":" + fi + fi + + # We need to process the po/ directory. + POSUB=po + else + DATADIRNAME=share + nls_cv_header_intl=libintl.h + nls_cv_header_libgt=libgettext.h + fi + + # If this is used in GNU gettext we have to set USE_NLS to `yes' + # because some of the sources are only built for this goal. + if test "$PACKAGE" = gettext; then + USE_NLS=yes + USE_INCLUDED_LIBINTL=yes + fi + + dnl These rules are solely for the distribution goal. While doing this + dnl we only have to keep exactly one list of the available catalogs + dnl in configure.in. + for lang in $ALL_LINGUAS; do + GMOFILES="$GMOFILES $lang.gmo" + POFILES="$POFILES $lang.po" + done + + dnl Make all variables we use known to autoconf. + AC_SUBST(USE_INCLUDED_LIBINTL) + AC_SUBST(CATALOGS) + AC_SUBST(CATOBJEXT) + AC_SUBST(DATADIRNAME) + AC_SUBST(GMOFILES) + AC_SUBST(INSTOBJEXT) + AC_SUBST(INTLDEPS) + AC_SUBST(INTLLIBS) + AC_SUBST(INTLOBJS) + AC_SUBST(POFILES) + AC_SUBST(POSUB) + ]) + +AC_DEFUN(CY_GNU_GETTEXT, + [AC_REQUIRE([AC_PROG_MAKE_SET])dnl + AC_REQUIRE([AC_PROG_CC])dnl + AC_REQUIRE([AC_PROG_RANLIB])dnl + AC_REQUIRE([AC_ISC_POSIX])dnl + AC_REQUIRE([AC_HEADER_STDC])dnl + AC_REQUIRE([AC_C_CONST])dnl + AC_REQUIRE([AC_C_INLINE])dnl + AC_REQUIRE([AC_TYPE_OFF_T])dnl + AC_REQUIRE([AC_TYPE_SIZE_T])dnl + AC_REQUIRE([AC_FUNC_ALLOCA])dnl + AC_REQUIRE([AC_FUNC_MMAP])dnl + + AC_CHECK_HEADERS([argz.h limits.h locale.h nl_types.h malloc.h string.h \ +unistd.h values.h sys/param.h]) + AC_CHECK_FUNCS([getcwd munmap putenv setenv setlocale strchr strcasecmp \ +__argz_count __argz_stringify __argz_next]) + + if test "${ac_cv_func_stpcpy+set}" != "set"; then + AC_CHECK_FUNCS(stpcpy) + fi + if test "${ac_cv_func_stpcpy}" = "yes"; then + AC_DEFINE(HAVE_STPCPY, 1, [Define if you have the stpcpy function]) + fi + + AM_LC_MESSAGES + CY_WITH_NLS + + if test "x$CATOBJEXT" != "x"; then + if test "x$ALL_LINGUAS" = "x"; then + LINGUAS= + else + AC_MSG_CHECKING(for catalogs to be installed) + NEW_LINGUAS= + for lang in ${LINGUAS=$ALL_LINGUAS}; do + case "$ALL_LINGUAS" in + *$lang*) NEW_LINGUAS="$NEW_LINGUAS $lang" ;; + esac + done + LINGUAS=$NEW_LINGUAS + AC_MSG_RESULT($LINGUAS) + fi + + dnl Construct list of names of catalog files to be constructed. + if test -n "$LINGUAS"; then + for lang in $LINGUAS; do CATALOGS="$CATALOGS $lang$CATOBJEXT"; done + fi + fi + + dnl The reference to <locale.h> in the installed <libintl.h> file + dnl must be resolved because we cannot expect the users of this + dnl to define HAVE_LOCALE_H. + if test $ac_cv_header_locale_h = yes; then + INCLUDE_LOCALE_H="#include <locale.h>" + else + INCLUDE_LOCALE_H="\ +/* The system does not provide the header <locale.h>. Take care yourself. */" + fi + AC_SUBST(INCLUDE_LOCALE_H) + + dnl Determine which catalog format we have (if any is needed) + dnl For now we know about two different formats: + dnl Linux libc-5 and the normal X/Open format + if test -f $srcdir/po2tbl.sed.in; then + if test "$CATOBJEXT" = ".cat"; then + AC_CHECK_HEADER(linux/version.h, msgformat=linux, msgformat=xopen) + + dnl Transform the SED scripts while copying because some dumb SEDs + dnl cannot handle comments. + sed -e '/^#/d' $srcdir/$msgformat-msg.sed > po2msg.sed + fi + dnl po2tbl.sed is always needed. + sed -e '/^#.*[^\\]$/d' -e '/^#$/d' \ + $srcdir/po2tbl.sed.in > po2tbl.sed + fi + + dnl In the intl/Makefile.in we have a special dependency which makes + dnl only sense for gettext. We comment this out for non-gettext + dnl packages. + if test "$PACKAGE" = "gettext"; then + GT_NO="#NO#" + GT_YES= + else + GT_NO= + GT_YES="#YES#" + fi + AC_SUBST(GT_NO) + AC_SUBST(GT_YES) + + MKINSTALLDIRS="\$(srcdir)/../../mkinstalldirs" + AC_SUBST(MKINSTALLDIRS) + + dnl *** For now the libtool support in intl/Makefile is not for real. + l= + AC_SUBST(l) + + dnl Generate list of files to be processed by xgettext which will + dnl be included in po/Makefile. But only do this if the po directory + dnl exists in srcdir. + if test -d $srcdir/po; then + test -d po || mkdir po + if test "x$srcdir" != "x."; then + if test "x`echo $srcdir | sed 's@/.*@@'`" = "x"; then + posrcprefix="$srcdir/" + else + posrcprefix="../$srcdir/" + fi + else + posrcprefix="../" + fi + rm -f po/POTFILES + sed -e "/^#/d" -e "/^\$/d" -e "s,.*, $posrcprefix& \\\\," -e "\$s/\(.*\) \\\\/\1/" \ + < $srcdir/po/POTFILES.in > po/POTFILES + fi + ]) + +# Search path for a program which passes the given test. +# Ulrich Drepper <drepper@cygnus.com>, 1996. +# +# This file file be copied and used freely without restrictions. It can +# be used in projects which are not available under the GNU Public License +# but which still want to provide support for the GNU gettext functionality. +# Please note that the actual code is *not* freely available. + +# serial 1 + +dnl AM_PATH_PROG_WITH_TEST(VARIABLE, PROG-TO-CHECK-FOR, +dnl TEST-PERFORMED-ON-FOUND_PROGRAM [, VALUE-IF-NOT-FOUND [, PATH]]) +AC_DEFUN(AM_PATH_PROG_WITH_TEST, +[# Extract the first word of "$2", so it can be a program name with args. +set dummy $2; ac_word=[$]2 +AC_MSG_CHECKING([for $ac_word]) +AC_CACHE_VAL(ac_cv_path_$1, +[case "[$]$1" in + /*) + ac_cv_path_$1="[$]$1" # Let the user override the test with a path. + ;; + *) + IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:" + for ac_dir in ifelse([$5], , $PATH, [$5]); do + test -z "$ac_dir" && ac_dir=. + if test -f $ac_dir/$ac_word; then + if [$3]; then + ac_cv_path_$1="$ac_dir/$ac_word" + break + fi + fi + done + IFS="$ac_save_ifs" +dnl If no 4th arg is given, leave the cache variable unset, +dnl so AC_PATH_PROGS will keep looking. +ifelse([$4], , , [ test -z "[$]ac_cv_path_$1" && ac_cv_path_$1="$4" +])dnl + ;; +esac])dnl +$1="$ac_cv_path_$1" +if test -n "[$]$1"; then + AC_MSG_RESULT([$]$1) +else + AC_MSG_RESULT(no) +fi +AC_SUBST($1)dnl +]) + +# Check whether LC_MESSAGES is available in <locale.h>. +# Ulrich Drepper <drepper@cygnus.com>, 1995. +# +# This file file be copied and used freely without restrictions. It can +# be used in projects which are not available under the GNU Public License +# but which still want to provide support for the GNU gettext functionality. +# Please note that the actual code is *not* freely available. + +# serial 1 + +AC_DEFUN(AM_LC_MESSAGES, + [if test $ac_cv_header_locale_h = yes; then + AC_CACHE_CHECK([for LC_MESSAGES], am_cv_val_LC_MESSAGES, + [AC_TRY_LINK([#include <locale.h>], [return LC_MESSAGES], + am_cv_val_LC_MESSAGES=yes, am_cv_val_LC_MESSAGES=no)]) + if test $am_cv_val_LC_MESSAGES = yes; then + AC_DEFINE(HAVE_LC_MESSAGES, 1, + [Define if your locale.h file contains LC_MESSAGES.]) + fi + fi]) + + +dnl AM_PROG_LEX +dnl Look for flex, lex or missing, then run AC_PROG_LEX and AC_DECL_YYTEXT +AC_DEFUN(AM_PROG_LEX, +[missing_dir=ifelse([$1],,`cd $ac_aux_dir && pwd`,$1) +AC_CHECK_PROGS(LEX, flex lex, "$missing_dir/missing flex") +AC_PROG_LEX +AC_DECL_YYTEXT]) + +# Add --enable-maintainer-mode option to configure. +# From Jim Meyering + +# serial 1 + +AC_DEFUN(AM_MAINTAINER_MODE, +[AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles]) + dnl maintainer-mode is disabled by default + AC_ARG_ENABLE(maintainer-mode, +[ --enable-maintainer-mode enable make rules and dependencies not useful + (and sometimes confusing) to the casual installer], + USE_MAINTAINER_MODE=$enableval, + USE_MAINTAINER_MODE=no) + AC_MSG_RESULT($USE_MAINTAINER_MODE) + AM_CONDITIONAL(MAINTAINER_MODE, test $USE_MAINTAINER_MODE = yes) + MAINT=$MAINTAINER_MODE_TRUE + AC_SUBST(MAINT)dnl +] +) + +# Define a conditional. + +AC_DEFUN(AM_CONDITIONAL, +[AC_SUBST($1_TRUE) +AC_SUBST($1_FALSE) +if $2; then + $1_TRUE= + $1_FALSE='#' +else + $1_TRUE='#' + $1_FALSE= +fi]) + |