This patch redirects the output of gcj --version so it doesn't
intrude on configure's output. It also ensures a 'no' response appears
when the test fails.
2010-05-04 Andrew John Hughes <[email protected]>
* m4/ac_prog_javac.m4:
Capture all output from javac --version
to avoid excess output. Make sure no appears
when javac is not gcj.
--
Andrew :)
Free Java Software Engineer
Red Hat, Inc. (http://www.redhat.com)
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Index: m4/ac_prog_javac.m4
===================================================================
RCS file: /sources/classpath/classpath/m4/ac_prog_javac.m4,v
retrieving revision 1.6
diff -u -u -r1.6 ac_prog_javac.m4
--- m4/ac_prog_javac.m4 13 Sep 2008 03:07:27 -0000 1.6
+++ m4/ac_prog_javac.m4 4 May 2010 17:29:10 -0000
@@ -46,10 +46,13 @@
fi
test "x$JAVAC" = x && AC_MSG_ERROR([no acceptable Java compiler found in
\$PATH])
AC_CACHE_CHECK([if $JAVAC is a version of gcj], ac_cv_prog_javac_is_gcj, [
-if $JAVAC --version | grep gcj > /dev/null; then
+if $JAVAC --version 2>&1 | grep gcj >&AS_MESSAGE_LOG_FD ; then
ac_cv_prog_javac_is_gcj=yes;
JAVAC="$JAVAC $GCJ_OPTS";
-fi])
+else
+ ac_cv_prog_javac_is_gcj=no;
+fi
+])
AC_SUBST(JAVAC_IS_GCJ, $ac_cv_prog_javac_is_gcj)
AM_CONDITIONAL(GCJ_JAVAC, test x"${JAVAC_IS_GCJ}" = xyes)
AC_PROG_JAVAC_WORKS
