Prevent an invalid @CARBON_LIBS@ from appearing in the .pc files

Fixes static linking when using the glib pkgconfig file.
Regression was introduced in commit 8d037c6 (bz #668152)

https://bugzilla.gnome.org/show_bug.cgi?id=731657

diff --git a/configure.ac b/configure.ac
index 6ede842..6b6ab55 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -217,6 +217,8 @@ AS_IF([test "x$glib_have_carbon" = "xyes"], [
   LDFLAGS="$LDFLAGS $CARBON_LIBS"
 ], [CARBON_LIBS=""])
 
+AC_SUBST([CARBON_LIBS])
+
 AS_IF([test "x$glib_have_cocoa" = "xyes"], [
   AC_DEFINE(HAVE_COCOA, 1, [define to 1 if Cocoa is available])
   COCOA_LIBS="-Wl,-framework,Foundation"