Commit 8f16cd23 authored by David Schleef's avatar David Schleef

m4/as-objc.m4: Add a macro to test for objective C

Original commit message from CVS:
* m4/as-objc.m4:  Add a macro to test for objective C
parent 59a2885f
2004-07-12 David Schleef <ds@schleef.org>
* m4/as-objc.m4: Add a macro to test for objective C
2004-06-12 Thomas Vander Stichele <thomas at apestaart dot org>
* m4/gst-feature.m4:
......
# AC_PROG_OBJC([LIST-OF-COMPILERS])
#
AC_DEFUN([AS_PROG_OBJC],
[
AC_CHECK_TOOLS(OBJC,
[m4_default([$1], [objcc objc gcc cc CC])],
none)
AC_SUBST(OBJC)
OBJC_LDFLAGS="-lobjc"
AC_SUBST(OBJC_LDFLAGS)
if test "x$OBJC" != xnone ; then
_AM_DEPENDENCIES(OBJC)
AC_MSG_CHECKING([if Objective C compiler works])
cat >>conftest.m <<EOF
#include <objc/Object.h>
@interface Moo:Object
{
}
- moo;
int main();
@end
@implementation Moo
- moo
{
exit(0);
}
int main()
{
id moo;
moo = [[Moo new]];
[[moo moo]];
return 1;
}
@end
EOF
${OBJC} conftest.m ${OBJC_LDFLAGS} >&5 2>&5
if test -f a.out -o -f a.exe ; then
result=yes
else
result=no
echo failed program is: >&5
cat conftest.m >&5
fi
rm -f conftest.m a.out a.exe
AC_MSG_RESULT([$result])
fi
])
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