| 1 | AC_DEFUN([GNOME_CHECK_OBJC], |
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| 2 | [ |
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| 3 | dnl Look for an ObjC compiler. |
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| 4 | dnl FIXME: extend list of possible names of ObjC compilers. |
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| 5 | AC_CHECK_PROGS(OBJC, $OBJC egcs, "") |
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| 6 | if test "x$OBJC" = "x" ; then |
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| 7 | AC_CHECK_PROGS(OBJC, $OBJC egcc, "") |
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| 8 | if test "x$OBJC" = "x" ; then |
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| 9 | AC_CHECK_PROGS(OBJC, $OBJC gcc, "") |
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| 10 | fi |
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| 11 | fi |
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| 12 | |
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| 13 | AC_REQUIRE([GNOME_PTHREAD_CHECK]) |
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| 14 | |
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| 15 | OBJC_LIBS="-lobjc $PTHREAD_LIB" |
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| 16 | AC_CHECK_FUNC(sched_yield,,[ |
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| 17 | AC_CHECK_LIB(rt,sched_yield, |
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| 18 | OBJC_LIBS="$OBJC_LIBS -lrt",[ |
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| 19 | AC_CHECK_LIB(posix4,sched_yield, |
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| 20 | OBJC_LIBS="$OBJC_LIBS -lposix4",, |
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| 21 | $OBJC_LIBS)], |
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| 22 | $OBJC_LIBS)]) |
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| 23 | AC_SUBST(OBJC_LIBS) |
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| 24 | |
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| 25 | AC_CACHE_CHECK([if Objective C compiler ($OBJC) works], |
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| 26 | ac_cv_prog_objc_works, [ |
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| 27 | if test -n "$OBJC"; then |
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| 28 | cat > conftest.m <<EOF |
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| 29 | #include <objc/Object.h> |
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| 30 | @interface myRandomObj : Object |
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| 31 | { |
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| 32 | } |
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| 33 | @end |
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| 34 | @implementation myRandomObj |
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| 35 | @end |
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| 36 | int main () { |
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| 37 | /* No, you are not seeing double. Remember that square brackets |
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| 38 | are the autoconf m4 quotes. */ |
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| 39 | id myid = [[myRandomObj alloc]]; |
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| 40 | [[myid free]]; |
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| 41 | return 0; |
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| 42 | } |
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| 43 | EOF |
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| 44 | |
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| 45 | $OBJC $CFLAGS -o conftest $LDFLAGS conftest.m $OBJC_LIBS 1>&AC_FD_CC 2>&1 |
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| 46 | result=$? |
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| 47 | rm -f conftest* |
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| 48 | |
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| 49 | if test $result -eq 0; then |
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| 50 | ac_cv_prog_objc_works=yes |
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| 51 | fi |
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| 52 | else |
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| 53 | ac_cv_prog_objc_works=no |
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| 54 | fi |
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| 55 | ]) |
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| 56 | |
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| 57 | AM_CONDITIONAL(OBJECTIVE_C, test x$ac_cv_prog_objc_works = xyes) |
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| 58 | dnl Also set the shell variable OBJECTIVE_C to "yes" or "no". |
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| 59 | OBJECTIVE_C=$ac_cv_prog_objc_works |
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| 60 | ]) |
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| 61 | |
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| 62 | AC_DEFUN([GNOME_INIT_OBJC], |
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| 63 | [ |
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| 64 | AC_MSG_CHECKING(for an obGnomeConf.sh) |
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| 65 | my_gnome_libdir=`$GNOME_CONFIG --libdir` |
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| 66 | if test -f $my_gnome_libdir/obGnomeConf.sh; then |
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| 67 | . $my_gnome_libdir/obGnomeConf.sh |
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| 68 | AC_MSG_RESULT(found $my_gnome_libdir) |
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| 69 | ac_cv_have_gnome_objc=yes |
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| 70 | else |
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| 71 | AC_MSG_RESULT(not found) |
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| 72 | AC_MSG_WARN(Could not find the obGnomeConf.sh file that is generated by gnome-objc install) |
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| 73 | ac_cv_have_gnome_objc=no |
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| 74 | fi |
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| 75 | |
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| 76 | dnl Add a conditional on whether or not we have gnome-objc |
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| 77 | AM_CONDITIONAL(HAVE_GNOME_OBJC, test x$ac_cv_have_gnome_objc = xyes) |
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| 78 | HAVE_GNOME_OBJC=$ac_cv_have_gnome_objc |
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| 79 | |
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| 80 | AC_SUBST(OBGNOME_INCLUDEDIR) |
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| 81 | AC_SUBST(OBGNOME_LIBS) |
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| 82 | AC_SUBST(OBGTK_LIBS) |
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| 83 | ]) |
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