AC_DEFUN([GNOME_CHECK_OBJC],
[
dnl Look for an ObjC compiler.
dnl FIXME: extend list of possible names of ObjC compilers.
AC_CHECK_PROGS(OBJC, $OBJC egcs, "")
if test "x$OBJC" = "x" ; then
AC_CHECK_PROGS(OBJC, $OBJC egcc, "")
if test "x$OBJC" = "x" ; then
AC_CHECK_PROGS(OBJC, $OBJC gcc, "")
fi
fi
AC_REQUIRE([GNOME_PTHREAD_CHECK])
OBJC_LIBS="-lobjc $PTHREAD_LIB"
AC_CHECK_FUNC(sched_yield,,[
AC_CHECK_LIB(posix4,sched_yield,
OBJC_LIBS="$OBJC_LIBS -lposix4",, $OBJC_LIBS)])
AC_SUBST(OBJC_LIBS)
AC_CACHE_CHECK([if Objective C compiler ($OBJC) works],
ac_cv_prog_objc_works, [
if test -n "$OBJC"; then
cat > conftest.m <<EOF
#include <objc/Object.h>
@interface myRandomObj : Object
{
}
@end
@implementation myRandomObj
@end
int main () {
/* No, you are not seeing double. Remember that square brackets
are the autoconf m4 quotes. */
id myid = [[myRandomObj alloc]];
[[myid free]];
return 0;
}
EOF
$OBJC $CFLAGS -o conftest $LDFLAGS conftest.m $OBJC_LIBS 1>&AC_FD_CC 2>&1
result=$?
rm -f conftest*
if test $result -eq 0; then
ac_cv_prog_objc_works=yes
fi
else
ac_cv_prog_objc_works=no
fi
])
AM_CONDITIONAL(OBJECTIVE_C, test x$ac_cv_prog_objc_works = xyes)
dnl Also set the shell variable OBJECTIVE_C to "yes" or "no".
OBJECTIVE_C=$ac_cv_prog_objc_works
])
AC_DEFUN([GNOME_INIT_OBJC],
[
AC_MSG_CHECKING(for an obGnomeConf.sh)
my_gnome_libdir=`$GNOME_CONFIG --libdir`
if test -f $my_gnome_libdir/obGnomeConf.sh; then
. $my_gnome_libdir/obGnomeConf.sh
AC_MSG_RESULT(found $my_gnome_libdir)
ac_cv_have_gnome_objc=yes
else
AC_MSG_RESULT(not found)
AC_MSG_WARN(Could not find the obGnomeConf.sh file that is generated by gnome-objc install)
ac_cv_have_gnome_objc=no
fi
dnl Add a conditional on whether or not we have gnome-objc
AM_CONDITIONAL(HAVE_GNOME_OBJC, test x$ac_cv_have_gnome_objc = xyes)
HAVE_GNOME_OBJC=$ac_cv_have_gnome_objc
AC_SUBST(OBGNOME_INCLUDEDIR)
AC_SUBST(OBGNOME_LIBS)
AC_SUBST(OBGTK_LIBS)
])
