configure: suppress unused variable warnings if gst debugging is disabled

https://bugzilla.gnome.org/show_bug.cgi?id=662952

diff --git a/configure.ac b/configure.ac
index 3470234b80224e3fded8bf1107ad498cd348dfbc..76900def91e3343b02fdf1f2e5b6e61255a69db5 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -637,8 +637,14 @@ dnl FIXME: add LIBXML_PKG here if we use it
 GST_PKG_DEPS="glib-2.0, gobject-2.0, gmodule-no-export-2.0, gthread-2.0"
 AC_SUBST(GST_PKG_DEPS)
 
+dnl make sure it doesn't complain about unused variables if debugging is disabled
+NO_WARNINGS=""
+if test "x${GST_DISABLE_GST_DEBUG}" = "xyes"; then
+  NO_WARNINGS="-Wno-unused"
+fi
+
 dnl define an ERROR_CFLAGS Makefile variable
-AG_GST_SET_ERROR_CFLAGS($GST_GIT, [-Wmissing-declarations -Wmissing-prototypes -Wredundant-decls -Wundef -Wwrite-strings -Wformat-nonliteral -Wformat-security -Wold-style-definition -Winit-self -Wmissing-include-dirs -Waddress -Waggregate-return -Wno-multichar -Wnested-externs])
+AG_GST_SET_ERROR_CFLAGS($GST_GIT, [-Wmissing-declarations -Wmissing-prototypes -Wredundant-decls -Wundef -Wwrite-strings -Wformat-nonliteral -Wformat-security -Wold-style-definition -Winit-self -Wmissing-include-dirs -Waddress -Waggregate-return -Wno-multichar -Wnested-externs $NO_WARNINGS])
 
 dnl define correct level for debugging messages
 AG_GST_SET_LEVEL_DEFAULT($GST_GIT)