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# Macro to add for using GNU gettext.
# Ulrich Drepper <drepper@cygnus.com>, 1995, 1996
#
# Modified to never use included libintl.
# Owen Taylor <otaylor@redhat.com>, 12/15/1998
#
#
# This file can 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.
#
#
# If you make changes to this file, you MUST update the copy in
# acinclude.m4. [ aclocal dies on duplicate macros, so if
# we run 'aclocal -I macros/' then we'll run into problems
# once we've installed glib-gettext.m4 :-( ]
#
AC_DEFUN([AM_GLIB_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 defines LC_MESSAGES.])
fi
fi])
dnl AM_GLIB_PATH_PROG_WITH_TEST(VARIABLE, PROG-TO-CHECK-FOR,
dnl TEST-PERFORMED-ON-FOUND_PROGRAM [, VALUE-IF-NOT-FOUND [, PATH]])
AC_DEFUN([AM_GLIB_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 ifelse([$4], , [-n "[$]$1"], ["[$]$1" != "$4"]); then
AC_MSG_RESULT([$]$1)
else
AC_MSG_RESULT(no)
fi
AC_SUBST($1)dnl
])
# serial 5
AC_DEFUN(AM_GLIB_WITH_NLS,
dnl NLS is obligatory
[USE_NLS=yes
AC_SUBST(USE_NLS)
dnl Figure out what method
nls_cv_force_use_gnu_gettext="no"
nls_cv_use_gnu_gettext="$nls_cv_force_use_gnu_gettext"
if test "$nls_cv_force_use_gnu_gettext" != "yes"; then
dnl User does not insist on using GNU NLS library. Figure out what
dnl to use. If gettext or catgets are available (in this order) we
dnl use this. Else we have to fall back to GNU NLS library.
dnl catgets is only used if permitted by option --with-catgets.
nls_cv_header_intl=
nls_cv_header_libgt=
CATOBJEXT=NONE
XGETTEXT=:
AC_CHECK_HEADER(libintl.h,
[AC_CACHE_CHECK([for dgettext in libc], gt_cv_func_dgettext_libc,
[AC_TRY_LINK([#include <libintl.h>], [return (int) dgettext ("","")],
gt_cv_func_dgettext_libc=yes, gt_cv_func_dgettext_libc=no)])
gt_cv_func_dgettext_libintl="no"
libintl_extra_libs=""
if test "$gt_cv_func_dgettext_libc" != "yes" ; then
AC_CHECK_LIB(intl, bindtextdomain,
[AC_CHECK_LIB(intl, dgettext,
gt_cv_func_dgettext_libintl=yes)])
if test "$gt_cv_func_dgettext_libc" != "yes" ; then
AC_MSG_CHECKING([if -liconv is needed to use gettext])
AC_MSG_RESULT([])
AC_CHECK_LIB(intl, dcgettext,
[gt_cv_func_dgettext_libintl=yes
libintl_extra_libs=-liconv],
:,-liconv)
fi
fi
if test "$gt_cv_func_dgettext_libintl" = "yes"; then
LIBS="$LIBS -lintl $libintl_extra_libs";
fi
if test "$gt_cv_func_dgettext_libc" = "yes" \
|| test "$gt_cv_func_dgettext_libintl" = "yes"; then
AC_DEFINE(HAVE_GETTEXT,1,
[Define if the GNU gettext() function is already present or preinstalled.])
AM_GLIB_PATH_PROG_WITH_TEST(MSGFMT, msgfmt,
[test -z "`$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, $MSGFMT)
AM_GLIB_PATH_PROG_WITH_TEST(XGETTEXT, xgettext,
[test -z "`$ac_dir/$ac_word -h 2>&1 | grep '(HELP)'`"], :)
AC_TRY_LINK(, [extern int _nl_msg_cat_cntr;
return _nl_msg_cat_cntr],
[CATOBJEXT=.gmo
DATADIRNAME=share],
[CATOBJEXT=.mo
DATADIRNAME=lib])
INSTOBJEXT=.mo
fi
fi
# Added by Martin Baulig 12/15/98 for libc5 systems
if test "$gt_cv_func_dgettext_libc" != "yes" \
&& test "$gt_cv_func_dgettext_libintl" = "yes"; then
INTLLIBS="-lintl $libintl_extra_libs"
LIBS=`echo $LIBS | sed -e 's/-lintl//'`
fi
])
if test "$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 "$nls_cv_use_gnu_gettext" != "yes"; then
AC_DEFINE(ENABLE_NLS, 1,
[always defined to indicate that i18n is enabled])
else
dnl Unset this variable since we use the non-zero value as a flag.
CATOBJEXT=
fi
dnl Test whether we really found GNU xgettext.
if test "$XGETTEXT" != ":"; then
dnl If it is no GNU xgettext we define it as : so that the
dnl Makefiles still can work.
if $XGETTEXT --omit-header /dev/null 2> /dev/null; then
: ;
else
AC_MSG_RESULT(
[found xgettext program is not GNU xgettext; ignore it])
XGETTEXT=":"
fi
fi
# We need to process the po/ directory.
POSUB=po
AC_OUTPUT_COMMANDS(
[case "$CONFIG_FILES" in *po/Makefile.in*)
sed -e "/POTFILES =/r po/POTFILES" po/Makefile.in > po/Makefile
esac])
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 $lang.po"
done
dnl Make all variables we use known to autoconf.
AC_SUBST(CATALOGS)
AC_SUBST(CATOBJEXT)
AC_SUBST(DATADIRNAME)
AC_SUBST(GMOFILES)
AC_SUBST(INSTOBJEXT)
AC_SUBST(INTLDEPS)
AC_SUBST(INTLLIBS)
AC_SUBST(INTLOBJS)
AC_SUBST(POFILES)
AC_SUBST(POSUB)
])
AC_DEFUN(AM_GLIB_GNU_GETTEXT,
[AC_REQUIRE([AC_PROG_MAKE_SET])dnl
AC_REQUIRE([AC_PROG_CC])dnl
AC_REQUIRE([AC_PROG_RANLIB])dnl
AC_REQUIRE([AC_HEADER_STDC])dnl
AC_REQUIRE([AC_C_CONST])dnl
AC_REQUIRE([AC_C_INLINE])dnl
AC_REQUIRE([AC_TYPE_OFF_T])dnl
AC_REQUIRE([AC_TYPE_SIZE_T])dnl
AC_REQUIRE([AC_FUNC_ALLOCA])dnl
AC_REQUIRE([AC_FUNC_MMAP])dnl
AC_CHECK_HEADERS([argz.h limits.h locale.h nl_types.h malloc.h string.h \
unistd.h sys/param.h])
AC_CHECK_FUNCS([getcwd munmap putenv setenv setlocale strchr strcasecmp \
strdup __argz_count __argz_stringify __argz_next])
AM_GLIB_LC_MESSAGES
AM_GLIB_WITH_NLS
if test "x$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 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
test -d po || mkdir po
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' $srcdir/po/$msgformat-msg.sed > po/po2msg.sed
fi
dnl If the AC_CONFIG_AUX_DIR macro for autoconf is used we possibly
dnl find the mkinstalldirs script in another subdir but ($top_srcdir).
dnl Try to locate is.
MKINSTALLDIRS=
if test -n "$ac_aux_dir"; then
MKINSTALLDIRS="$ac_aux_dir/mkinstalldirs"
fi
if test -z "$MKINSTALLDIRS"; then
MKINSTALLDIRS="\$(top_srcdir)/mkinstalldirs"
fi
AC_SUBST(MKINSTALLDIRS)
dnl Generate list of files to be processed by xgettext which will
dnl be included in po/Makefile.
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
])
dnl @synopsis AC_FUNC_VSNPRINTF_C99
dnl
dnl Check whether there is a vsnprintf() function with C99 semantics installed.
dnl
AC_DEFUN([AC_FUNC_VSNPRINTF_C99],
[AC_CACHE_CHECK(for C99 vsnprintf,
ac_cv_func_vsnprintf_c99,
[AC_TRY_RUN(
[#include <stdio.h>
#include <stdarg.h>
int
doit(char * s, ...)
{
char buffer[32];
va_list args;
int r;
va_start(args, s);
r = vsnprintf(buffer, 5, s, args);
va_end(args);
if (r != 7)
exit(1);
exit(0);
}
int
main(void)
{
doit("1234567");
exit(1);
}], ac_cv_func_vsnprintf_c99=yes, ac_cv_func_vsnprintf_c99=no, ac_cv_func_vsnprintf_c99=no)])
dnl Note that the default is to be pessimistic in the case of cross compilation.
dnl If you know that the target has a C99 vsnprintf(), you can get around this
dnl by setting ac_func_vsnprintf_c99 to yes, as described in the Autoconf manual.
if test $ac_cv_func_vsnprintf_c99 = yes; then
AC_DEFINE(HAVE_C99_VSNPRINTF, 1,
[Define if you have a version of the vsnprintf function
with semantics as specified by the ISO C99 standard.])
fi
])# AC_FUNC_VSNPRINTF_C99
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