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gnupg/aclocal.m4
1998-01-28 08:48:28 +00:00

358 lines
10 KiB
Plaintext

dnl aclocal.m4 for g10
AC_PREREQ(2.5)
dnl --------------------------------------------------
dnl NLS stuff taken from gettext-0.10 (wk 28.01.98)
dnl --------------------------------------------------
AC_DEFUN(md_TYPE_PTRDIFF_T,
[AC_CACHE_CHECK([for ptrdiff_t], ac_cv_type_ptrdiff_t,
[AC_TRY_COMPILE(stddef.h, [ptrdiff_t p], ac_cv_type_ptrdiff_t=yes,
ac_cv_type_ptrdiff_t=no)])
if test $ac_cv_type_ptrdiff_t = yes; then
AC_DEFINE(HAVE_PTRDIFF_T)
fi
])
AC_DEFUN(md_PATH_PROG,
[AC_PATH_PROG($1,$2,$3)dnl
if echo $$1 | grep openwin > /dev/null; then
echo "WARNING: Do not use OpenWin's $2. (Better remove it.) >&AC_FD_MSG"
ac_cv_path_$1=$2
$1=$2
fi
])
dnl --------------------------------------------------------- ##
dnl Use AC_PROG_INSTALL, supplementing it with INSTALL_SCRIPT ##
dnl substitution. ##
dnl --------------------------------------------------------- ##
AC_DEFUN(fp_PROG_INSTALL,
[AC_PROG_INSTALL
test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL} -m 755'
AC_SUBST(INSTALL_SCRIPT)dnl
])
dnl Check NLS options
AC_DEFUN(ud_LC_MESSAGES,
[if test $ac_cv_header_locale_h = yes; then
AC_CACHE_CHECK([for LC_MESSAGES], ud_cv_val_LC_MESSAGES,
[AC_TRY_LINK([#include <locale.h>], [return LC_MESSAGES],
ud_cv_val_LC_MESSAGES=yes, ud_cv_val_LC_MESSAGES=no)])
if test $ud_cv_val_LC_MESSAGES = yes; then
AC_DEFINE(HAVE_LC_MESSAGES)
fi
fi])
AC_DEFUN(ud_WITH_NLS,
[AC_MSG_CHECKING([whether NLS is requested])
dnl Default is enabled NLS
AC_ARG_ENABLE(nls,
[ --disable-nls do not use Native Language Support],
nls_cv_use_nls=$enableval, nls_cv_use_nls=yes)
AC_MSG_RESULT($nls_cv_use_nls)
dnl If we use NLS figure out what method
if test "$nls_cv_use_nls" = "yes"; then
AC_DEFINE(ENABLE_NLS)
AC_MSG_CHECKING([for explicitly using GNU gettext])
AC_ARG_WITH(gnu-gettext,
[ --with-gnu-gettext use the GNU gettext library],
nls_cv_force_use_gnu_gettext=$withval,
nls_cv_force_use_gnu_gettext=no)
AC_MSG_RESULT($nls_cv_force_use_gnu_gettext)
if test "$nls_cv_force_use_gnu_gettext" = "yes"; then
nls_cv_use_gnu_gettext=yes
else
dnl User does not insist on using GNU NLS library. Figure out what
dnl to use. If gettext or catgets are available (in this order) we
dnl use this. Else we have to fall back to GNU NLS library.
AC_CHECK_LIB(intl, main)
AC_CHECK_LIB(i, main)
CATOBJEXT=NONE
AC_CHECK_FUNC(gettext,
[AC_DEFINE(HAVE_GETTEXT)
md_PATH_PROG(MSGFMT, msgfmt, no)dnl
if test "$MSGFMT" != "no"; then
AC_CHECK_FUNCS(dcgettext)
md_PATH_PROG(GMSGFMT, gmsgfmt, $MSGFMT)
md_PATH_PROG(XGETTEXT, xgettext, xgettext)
CATOBJEXT=.mo
INSTOBJEXT=.mo
DATADIRNAME=lib
fi])
if test "$CATOBJEXT" = "NONE"; then
dnl No gettext in C library. Try catgets next.
AC_CHECK_FUNC(catgets,
[AC_DEFINE(HAVE_CATGETS)
INTLOBJS="\$(CATOBJS)"
AC_PATH_PROG(GENCAT, gencat, no)dnl
if test "$GENCAT" != "no"; then
AC_PATH_PROGS(GMSGFMT, [gmsgfmt msgfmt], msgfmt)
md_PATH_PROG(XGETTEXT, xgettext, xgettext)
CATOBJEXT=.cat
INSTOBJEXT=.cat
DATADIRNAME=lib
INTLDEPS="../intl/libintl.a"
INTLLIBS=$INTLDEPS
LIBS=`echo $LIBS | sed -e 's/-lintl//'`
nls_cv_header_intl=intl/libintl.h
nls_cv_header_libgt=intl/libgettext.h
fi])
fi
if test "$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
dnl Mark actions used to generate GNU NLS library.
INTLOBJS="\$(GETTOBJS)"
md_PATH_PROG(MSGFMT, msgfmt, msgfmt)
md_PATH_PROG(GMSGFMT, gmsgfmt, $MSGFMT)
md_PATH_PROG(XGETTEXT, xgettext, xgettext)
AC_SUBST(MSGFMT)
CATOBJEXT=.gmo
INSTOBJEXT=.mo
DATADIRNAME=share
INTLDEPS="../intl/libintl.a"
INTLLIBS=$INTLDEPS
LIBS=`echo $LIBS | sed -e 's/-lintl//'`
nls_cv_header_intl=intl/libintl.h
nls_cv_header_libgt=intl/libgettext.h
fi
# We need to process the intl/ and po/ directory.
INTLSUB=intl
POSUB=po
else
DATADIRNAME=share
nls_cv_header_intl=intl/libintl.h
nls_cv_header_libgt=intl/libgettext.h
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 $lang.po"
done
dnl Make all variables we use known to autoconf.
AC_SUBST(CATALOGS)
AC_SUBST(CATOBJEXT)
AC_SUBST(DATADIRNAME)
AC_SUBST(GMOFILES)
AC_SUBST(INSTOBJEXT)
AC_SUBST(INTLDEPS)
AC_SUBST(INTLLIBS)
AC_SUBST(INTLOBJS)
AC_SUBST(INTLSUB)
AC_SUBST(POFILES)
AC_SUBST(POSUB)
])
AC_DEFUN(ud_GNU_GETTEXT,
[AC_REQUIRE([AC_PROG_MAKE_SET])dnl
AC_REQUIRE([AC_PROG_CC])dnl
AC_REQUIRE([AC_PROG_RANLIB])dnl
AC_REQUIRE([AC_HEADER_STDC])dnl
AC_REQUIRE([AC_C_CONST])dnl
AC_REQUIRE([AC_C_INLINE])dnl
AC_REQUIRE([AC_TYPE_OFF_T])dnl
AC_REQUIRE([AC_TYPE_SIZE_T])dnl
AC_REQUIRE([AC_FUNC_ALLOCA])dnl
AC_REQUIRE([AC_FUNC_MMAP])dnl
AC_CHECK_HEADERS([limits.h locale.h nl_types.h malloc.h string.h unistd.h values.h])
AC_CHECK_FUNCS([getcwd munmap putenv setenv setlocale strchr strcasecmp])
if test "${ac_cv_func_stpcpy+set}" != "set"; then
AC_CHECK_FUNCS(stpcpy)
fi
if test "${ac_cv_func_stpcpy}" = "yes"; then
AC_DEFINE(HAVE_STPCPY)
fi
ud_LC_MESSAGES
ud_WITH_NLS
if test "x$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 and the normal X/Open format
test -d intl || mkdir intl
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' $srcdir/intl/$msgformat-msg.sed > intl/po2msg.sed
fi
dnl po2tbl.sed is always needed.
sed -e '/^#.*[^\\]$/d' -e '/^#$/d' \
$srcdir/intl/po2tbl.sed.in > intl/po2tbl.sed
dnl Generate list of files to be processed by xgettext which will
dnl be included in po/Makefile.
test -d po || mkdir po
if test "x$srcdir" != "x."; then
if test "x`echo $srcdir | sed 's@/.*@@'`" = "x"; then
posrcprefix="$srcdir/"
else
posrcprefix="../$srcdir/"
fi
else
posrcprefix="../"
fi
sed -e "/^#/d" -e "/^\$/d" -e "s,.*, $posrcprefix& \\\\," -e "\$s/\(.*\) \\\\/\1/" \
< $srcdir/po/POTFILES.in > po/POTFILES
])
dnl ----------------------------------------------------
dnl ------------- macros for g10 -----------------------
dnl ----------------------------------------------------
dnl WK_MSG_PRINT(STRING)
dnl print a message
dnl
define(WK_MSG_PRINT,
[ echo $ac_n "$1"" $ac_c" 1>&AC_FD_MSG
])
dnl WK_CHECK_TYPEDEF(TYPE, HAVE_NAME)
dnl Check wether a typedef exists and create a #define $2 if it exists
dnl
AC_DEFUN(WK_CHECK_TYPEDEF,
[ AC_MSG_CHECKING(for $1 typedef)
AC_CACHE_VAL(wk_cv_typedef_$1,
[AC_TRY_COMPILE([#include <stdlib.h>
#include <sys/types.h>], [
#undef $1
int a = sizeof($1);
], wk_cv_typedef_$1=yes, wk_cv_typedef_$1=no )])
AC_MSG_RESULT($wk_cv_typedef_$1)
if test "$wk_cv_typedef_$1" = yes; then
AC_DEFINE($2)
fi
])
dnl WK_LINK_FILES( SRC, DEST )
dnl same as AC_LINK_FILES, but collet the files to link in
dnl some special variables and do the link macro
dnl when WK_DO_LINK_FILES is called
dnl This is a workaround for AC_LINK_FILES, because it does not work
dnl correct when using a caching scheme
dnl
define(WK_LINK_FILES,
[ if test "x$wk_link_files_src" = "x"; then
wk_link_files_src="$1"
wk_link_files_dst="$2"
else
wk_link_files_src="$wk_link_files_src $1"
wk_link_files_dst="$wk_link_files_dst $2"
fi
])
define(WK_DO_LINK_FILES,
[ AC_LINK_FILES( $wk_link_files_src, $wk_link_files_dst )
])
dnl WK_CHECK_ENDIAN
dnl define either LITTLE_ENDIAN_HOST or BIG_ENDIAN_HOST
dnl
define(WK_CHECK_ENDIAN,
[ if test "$cross_compiling" = yes; then
AC_MSG_WARN(cross compiling; assuming little endianess)
fi
AC_MSG_CHECKING(endianess)
AC_CACHE_VAL(wk_cv_c_endian,
[ wk_cv_c_endian=unknown
# See if sys/param.h defines the BYTE_ORDER macro.
AC_TRY_COMPILE([#include <sys/types.h>
#include <sys/param.h>], [
#if !BYTE_ORDER || !BIG_ENDIAN || !LITTLE_ENDIAN
bogus endian macros
#endif], [# It does; now see whether it defined to BIG_ENDIAN or not.
AC_TRY_COMPILE([#include <sys/types.h>
#include <sys/param.h>], [
#if BYTE_ORDER != BIG_ENDIAN
not big endian
#endif], wk_cv_c_endian=big, wk_cv_c_endian=big)])
if test "$wk_cv_c_endian" = unknown; then
AC_TRY_RUN([main () {
/* Are we little or big endian? From Harbison&Steele. */
union
{
long l;
char c[sizeof (long)];
} u;
u.l = 1;
exit (u.c[sizeof (long) - 1] == 1);
}],
wk_cv_c_endian=little,
wk_cv_c_endian=big,
wk_cv_c_endian=little
)
fi
])
AC_MSG_RESULT([$wk_cv_c_endian])
if test "$wk_cv_c_endian" = little; then
AC_DEFINE(LITTLE_ENDIAN_HOST)
else
AC_DEFINE(BIG_ENDIAN_HOST)
fi
])
dnl WK_CHECK_CACHE
dnl
define(WK_CHECK_CACHE,
[ AC_MSG_CHECKING(cached information)
wk_hostcheck="$target"
AC_CACHE_VAL(wk_cv_hostcheck, [ wk_cv_hostcheck="$wk_hostcheck" ])
if test "$wk_cv_hostcheck" != "$wk_hostcheck"; then
AC_MSG_RESULT(changed)
AC_MSG_WARN(config.cache exists!)
AC_MSG_ERROR(you must do 'make distclean' first to compile for
different target or different parameters.)
else
AC_MSG_RESULT(ok)
fi
])