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gnupg/acinclude.m4

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dnl macros to configure g10
dnl GNUPG_MSG_PRINT(STRING)
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dnl print a message
dnl
define(GNUPG_MSG_PRINT,
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[ echo $ac_n "$1"" $ac_c" 1>&AC_FD_MSG
])
dnl GNUPG_CHECK_TYPEDEF(TYPE, HAVE_NAME)
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dnl Check whether a typedef exists and create a #define $2 if it exists
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dnl
AC_DEFUN(GNUPG_CHECK_TYPEDEF,
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[ AC_MSG_CHECKING(for $1 typedef)
AC_CACHE_VAL(gnupg_cv_typedef_$1,
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[AC_TRY_COMPILE([#include <stdlib.h>
#include <sys/types.h>], [
#undef $1
int a = sizeof($1);
], gnupg_cv_typedef_$1=yes, gnupg_cv_typedef_$1=no )])
AC_MSG_RESULT($gnupg_cv_typedef_$1)
if test "$gnupg_cv_typedef_$1" = yes; then
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AC_DEFINE($2)
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fi
])
dnl GNUPG_LINK_FILES( SRC, DEST )
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dnl same as AC_LINK_FILES, but collect the files to link in
dnl some special variables and do the link
dnl when GNUPG_DO_LINK_FILES is called
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dnl This is a workaround for AC_LINK_FILES, because it does not work
dnl correct when using a caching scheme
dnl
define(GNUPG_LINK_FILES,
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[ if test "x$wk_link_files_src" = "x"; then
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wk_link_files_src="$1"
wk_link_files_dst="$2"
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else
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wk_link_files_src="$wk_link_files_src $1"
wk_link_files_dst="$wk_link_files_dst $2"
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fi
])
define(GNUPG_DO_LINK_FILES,
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[ AC_LINK_FILES( $wk_link_files_src, $wk_link_files_dst )
])
dnl GNUPG_CHECK_ENDIAN
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dnl define either LITTLE_ENDIAN_HOST or BIG_ENDIAN_HOST
dnl
define(GNUPG_CHECK_ENDIAN,
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[ if test "$cross_compiling" = yes; then
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AC_MSG_WARN(cross compiling; assuming little endianess)
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fi
AC_MSG_CHECKING(endianess)
AC_CACHE_VAL(gnupg_cv_c_endian,
[ gnupg_cv_c_endian=unknown
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# 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], gnupg_cv_c_endian=big, gnupg_cv_c_endian=little)])
if test "$gnupg_cv_c_endian" = unknown; then
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AC_TRY_RUN([main () {
/* Are we little or big endian? From Harbison&Steele. */
union
{
long l;
char c[sizeof (long)];
} u;
u.l = 1;
exit (u.c[sizeof (long) - 1] == 1);
}],
gnupg_cv_c_endian=little,
gnupg_cv_c_endian=big,
gnupg_cv_c_endian=little
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)
fi
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])
AC_MSG_RESULT([$gnupg_cv_c_endian])
if test "$gnupg_cv_c_endian" = little; then
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AC_DEFINE(LITTLE_ENDIAN_HOST)
else
AC_DEFINE(BIG_ENDIAN_HOST)
fi
])
dnl GNUPG_CHECK_CACHE
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dnl
define(GNUPG_CHECK_CACHE,
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[ AC_MSG_CHECKING(cached information)
gnupg_hostcheck="$target"
AC_CACHE_VAL(gnupg_cv_hostcheck, [ gnupg_cv_hostcheck="$gnupg_hostcheck" ])
if test "$gnupg_cv_hostcheck" != "$gnupg_hostcheck"; then
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AC_MSG_RESULT(changed)
AC_MSG_WARN(config.cache exists!)
AC_MSG_ERROR(you must do 'make distclean' first to compile for
different target or different parameters.)
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else
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AC_MSG_RESULT(ok)
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fi
])
######################################################################
# Check for -fPIC etc (taken from libtool)
# This sets CFLAGS_PIC to the required flags
# NO_PIC to yes if it is not possible to
# generate PIC
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######################################################################
dnl GNUPG_CHECK_PIC
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dnl
define(GNUPG_CHECK_PIC,
[ AC_MSG_CHECKING(for option to create PIC)
CFLAGS_PIC=
NO_PIC=no
if test "$cross_compiling" = yes; then
AC_MSG_RESULT(assume none)
else
if test "$GCC" = yes; then
CFLAGS_PIC="-fPIC"
else
case "$host_os" in
aix3* | aix4*)
# All rs/6000 code is PIC
# but is there any non-rs/6000 AIX platform?
;;
hpux9* | hpux10*)
CFLAGS_PIC="+Z"
;;
irix5* | irix6*)
# PIC (with -KPIC) is the default.
;;
osf3* | osf4*)
# FIXME - pic_flag is probably required for
# hppa*-osf* and i860-osf*
;;
sco3.2v5*)
CFLAGS_PIC='-Kpic'
;;
solaris2* | solaris7* )
CFLAGS_PIC='-KPIC'
;;
sunos4*)
CFLAGS_PIC='-PIC'
;;
*)
NO_PIC=yes
;;
esac
fi
case "$host_cpu" in
rs6000 | powerpc | powerpcle)
# Yippee! All RS/6000 and PowerPC code is position-independent.
CFLAGS_PIC=""
;;
esac
if test "$NO_PIC" = yes; then
AC_MSG_RESULT(not possible)
else
if test -z "$CFLAGS_PIC"; then
AC_MSG_RESULT(none)
else
AC_MSG_RESULT($CFLAGS_PIC)
fi
fi
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fi
])
######################################################################
# Check for rdynamic flag
# This sets CFLAGS_RDYNAMIC to the required flags
######################################################################
dnl GNUPG_CHECK_RDYNAMIC
dnl
define(GNUPG_CHECK_RDYNAMIC,
[ AC_MSG_CHECKING(how to specify -rdynamic)
CFLAGS_RDYNAMIC=
if test "$cross_compiling" = yes; then
AC_MSG_RESULT(assume none)
else
case "$host_os" in
solaris*)
CFLAGS_RDYNAMIC="-Wl,-dy"
;;
*)
CFLAGS_RDYNAMIC="-Wl,-export-dynamic"
;;
esac
AC_MSG_RESULT($CFLAGS_RDYNAMIC)
fi
])
#####################################################################
# Check for SysV IPC (from GIMP)
# And see whether we have a SHM_LOCK (FreeBSD does not have it).
#####################################################################
dnl GNUPG_CHECK_IPC
dnl
define(GNUPG_CHECK_IPC,
[ AC_CHECK_HEADERS(sys/ipc.h sys/shm.h)
if test "$ac_cv_header_sys_shm_h" = "yes"; then
AC_MSG_CHECKING(whether shmctl IPC_RMID allowes subsequent attaches)
AC_TRY_RUN([
#include <sys/types.h>
#include <sys/ipc.h>
#include <sys/shm.h>
int main()
{
int id;
char *shmaddr;
id = shmget (IPC_PRIVATE, 4, IPC_CREAT | 0777);
if (id == -1)
exit (2);
shmaddr = shmat (id, 0, 0);
shmctl (id, IPC_RMID, 0);
if ((char*) shmat (id, 0, 0) == (char*) -1)
{
shmdt (shmaddr);
exit (1);
}
shmdt (shmaddr);
shmdt (shmaddr);
exit (0);
}
],
AC_DEFINE(IPC_RMID_DEFERRED_RELEASE)
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no),
AC_MSG_RESULT(assuming no))
AC_MSG_CHECKING(whether SHM_LOCK is available)
AC_TRY_COMPILE([#include <sys/types.h>
#include <sys/ipc.h>
#include <sys/shm.h>],[
int foo( int shm_id ) { shmctl(shm_id, SHM_LOCK, 0); }
],
AC_DEFINE(IPC_HAVE_SHM_LOCK)
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))
fi
])
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######################################################################
# Check whether mlock is broken (hpux 10.20 raises a SIGBUS if mlock
# is not called from uid 0 (not tested whether uid 0 works)
######################################################################
dnl GNUPG_CHECK_MLOCK
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dnl
define(GNUPG_CHECK_MLOCK,
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[ AC_CHECK_FUNCS(mlock)
if test "$ac_cv_func_mlock" = "yes"; then
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AC_MSG_CHECKING(whether mlock is broken)
AC_TRY_RUN([
#include <stdlib.h>
#include <unistd.h>
#include <errno.h>
#include <sys/mman.h>
#include <sys/types.h>
#include <fcntl.h>
int main()
{
char *pool;
int err;
long int pgsize = getpagesize();
pool = malloc( 4096 + pgsize );
if( !pool )
return 2;
pool += (pgsize - ((long int)pool % pgsize));
err = mlock( pool, 4096 );
if( !err || errno == EPERM )
return 0; /* okay */
return 1; /* hmmm */
}
],
AC_MSG_RESULT(no),
AC_DEFINE(HAVE_BROKEN_MLOCK)
AC_MSG_RESULT(yes),
AC_MSG_RESULT(assuming no))
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fi
])
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# Macro to add for using GNU gettext.
# Ulrich Drepper <drepper@cygnus.com>, 1995.
#
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# This file can be copied and used freely without restrictions. It can
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# be used in projects which are not available under the GNU Public License
# but which still want to provide support for the GNU gettext functionality.
# Please note that the actual code is *not* freely available.
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# serial 5 + patch (wk 21.10.98)
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AC_DEFUN(AM_WITH_NLS,
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[AC_MSG_CHECKING([whether NLS is requested])
dnl Default is enabled NLS
AC_ARG_ENABLE(nls,
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[ --disable-nls do not use Native Language Support],
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USE_NLS=$enableval, USE_NLS=yes)
AC_MSG_RESULT($USE_NLS)
AC_SUBST(USE_NLS)
USE_INCLUDED_LIBINTL=no
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dnl If we use NLS figure out what method
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if test "$USE_NLS" = "yes"; then
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AC_DEFINE(ENABLE_NLS)
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AC_MSG_CHECKING([whether included gettext is requested])
AC_ARG_WITH(included-gettext,
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[ --with-included-gettext use the GNU gettext library included here],
nls_cv_force_use_gnu_gettext=$withval,
nls_cv_force_use_gnu_gettext=no)
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AC_MSG_RESULT($nls_cv_force_use_gnu_gettext)
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nls_cv_use_gnu_gettext="$nls_cv_force_use_gnu_gettext"
if test "$nls_cv_force_use_gnu_gettext" != "yes"; then
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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 "$gt_cv_func_gettext_libc" != "yes"; then
AC_CHECK_LIB(intl, bindtextdomain,
[AC_CHECK_LIB(intl, gettext,
gt_cv_func_gettext_libintl=yes,
gt_cv_func_gettext_libintl=no)])
fi
if test "$gt_cv_func_gettext_libintl" = "yes" ; then
LIBS="-lintl $LIBS"
fi
if test "$gt_cv_func_gettext_libc" = "yes" \
|| test "$gt_cv_func_gettext_libintl" = "yes"; then
AC_DEFINE(HAVE_GETTEXT)
AM_PATH_PROG_WITH_TEST(MSGFMT, msgfmt,
[test -z "`$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/$ac_word -h 2>&1 | grep '(HELP)'`"], :)
AC_TRY_LINK(, [extern int _nl_msg_cat_cntr;
return _nl_msg_cat_cntr],
[CATOBJEXT=.gmo
DATADIRNAME=share],
[CATOBJEXT=.mo
DATADIRNAME=lib])
INSTOBJEXT=.mo
fi
fi
])
if test "$CATOBJEXT" = "NONE"; then
AC_MSG_CHECKING([whether catgets can be used])
AC_ARG_WITH(catgets,
[ --with-catgets use catgets functions if available],
nls_cv_use_catgets=$withval, nls_cv_use_catgets=no)
AC_MSG_RESULT($nls_cv_use_catgets)
if test "$nls_cv_use_catgets" = "yes"; then
dnl No gettext in C library. Try catgets next.
AC_CHECK_LIB(i, main)
AC_CHECK_FUNC(catgets,
[AC_DEFINE(HAVE_CATGETS)
INTLOBJS="\$(CATOBJS)"
AC_PATH_PROG(GENCAT, gencat, no)dnl
if test "$GENCAT" != "no"; then
AC_PATH_PROG(GMSGFMT, gmsgfmt, no)
if test "$GMSGFMT" = "no"; then
AM_PATH_PROG_WITH_TEST(GMSGFMT, msgfmt,
[test -z "`$ac_dir/$ac_word -h 2>&1 | grep 'dv '`"], no)
fi
AM_PATH_PROG_WITH_TEST(XGETTEXT, xgettext,
[test -z "`$ac_dir/$ac_word -h 2>&1 | grep '(HELP)'`"], :)
USE_INCLUDED_LIBINTL=yes
CATOBJEXT=.cat
INSTOBJEXT=.cat
DATADIRNAME=lib
INTLDEPS='$(top_builddir)/intl/libintl.a'
INTLLIBS=$INTLDEPS
LIBS=`echo $LIBS | sed -e 's/-lintl//'`
nls_cv_header_intl=intl/libintl.h
nls_cv_header_libgt=intl/libgettext.h
fi])
fi
fi
if test "$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
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fi
if test "$nls_cv_use_gnu_gettext" = "yes"; then
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dnl Mark actions used to generate GNU NLS library.
INTLOBJS="\$(GETTOBJS)"
AM_PATH_PROG_WITH_TEST(MSGFMT, msgfmt,
[test -z "`$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 $LIBS | sed -e 's/-lintl//'`
nls_cv_header_intl=intl/libintl.h
nls_cv_header_libgt=intl/libgettext.h
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fi
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dnl Test whether we really found GNU xgettext.
if test "$XGETTEXT" != ":"; then
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dnl If it is no GNU xgettext we define it as : so that the
dnl Makefiles still can work.
if $XGETTEXT --omit-header /dev/null 2> /dev/null; then
: ;
else
AC_MSG_RESULT(
[found xgettext program is not GNU xgettext; ignore it])
XGETTEXT=":"
fi
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fi
# We need to process the po/ directory.
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POSUB=po
else
DATADIRNAME=share
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nls_cv_header_intl=intl/libintl.h
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nls_cv_header_libgt=intl/libgettext.h
fi
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AC_LINK_FILES($nls_cv_header_libgt, $nls_cv_header_intl)
AC_OUTPUT_COMMANDS(
[case "$CONFIG_FILES" in *po/Makefile.in*)
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sed -e "/POTFILES =/r po/POTFILES" po/Makefile.in > po/Makefile
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esac])
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# 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
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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 $lang.po"
done
dnl Make all variables we use known to autoconf.
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AC_SUBST(USE_INCLUDED_LIBINTL)
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AC_SUBST(CATALOGS)
AC_SUBST(CATOBJEXT)
AC_SUBST(DATADIRNAME)
AC_SUBST(GMOFILES)
AC_SUBST(INSTOBJEXT)
AC_SUBST(INTLDEPS)
AC_SUBST(INTLLIBS)
AC_SUBST(INTLOBJS)
AC_SUBST(POFILES)
AC_SUBST(POSUB)
])
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AC_DEFUN(AM_GNU_GETTEXT,
[AC_REQUIRE([AC_PROG_MAKE_SET])dnl
AC_REQUIRE([AC_PROG_CC])dnl
AC_REQUIRE([AC_PROG_RANLIB])dnl
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AC_REQUIRE([AC_ISC_POSIX])dnl
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AC_REQUIRE([AC_HEADER_STDC])dnl
AC_REQUIRE([AC_C_CONST])dnl
AC_REQUIRE([AC_C_INLINE])dnl
AC_REQUIRE([AC_TYPE_OFF_T])dnl
AC_REQUIRE([AC_TYPE_SIZE_T])dnl
AC_REQUIRE([AC_FUNC_ALLOCA])dnl
AC_REQUIRE([AC_FUNC_MMAP])dnl
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AC_CHECK_HEADERS([argz.h limits.h locale.h nl_types.h malloc.h string.h \
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unistd.h sys/param.h])
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AC_CHECK_FUNCS([getcwd munmap putenv setenv setlocale strchr strcasecmp \
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strdup __argz_count __argz_stringify __argz_next])
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if test "${ac_cv_func_stpcpy+set}" != "set"; then
AC_CHECK_FUNCS(stpcpy)
fi
if test "${ac_cv_func_stpcpy}" = "yes"; then
AC_DEFINE(HAVE_STPCPY)
fi
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AM_LC_MESSAGES
AM_WITH_NLS
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if test "x$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
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case "$ALL_LINGUAS" in
*$lang*) NEW_LINGUAS="$NEW_LINGUAS $lang" ;;
esac
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done
LINGUAS=$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
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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 $ac_cv_header_locale_h = yes; then
INCLUDE_LOCALE_H="#include <locale.h>"
else
INCLUDE_LOCALE_H="\
/* The system does not provide the header <locale.h>. Take care yourself. */"
fi
AC_SUBST(INCLUDE_LOCALE_H)
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dnl Determine which catalog format we have (if any is needed)
dnl For now we know about two different formats:
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dnl Linux libc-5 and the normal X/Open format
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test -d intl || mkdir intl
if test "$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' \
$srcdir/intl/po2tbl.sed.in > intl/po2tbl.sed
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dnl In the intl/Makefile.in we have a special dependency which makes
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dnl only sense for gettext. We comment this out for non-gettext
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dnl packages.
if test "$PACKAGE" = "gettext"; then
GT_NO="#NO#"
GT_YES=
else
GT_NO=
GT_YES="#YES#"
fi
AC_SUBST(GT_NO)
AC_SUBST(GT_YES)
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 *** For now the libtool support in intl/Makefile is not for real.
l=
AC_SUBST(l)
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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
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rm -f po/POTFILES
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sed -e "/^#/d" -e "/^\$/d" -e "s,.*, $posrcprefix& \\\\," -e "\$s/\(.*\) \\\\/\1/" \
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< $srcdir/po/POTFILES.in > po/POTFILES
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])
dnl *-*wedit:notab*-* Please keep this as the last line.