ReDOS-ified project files

[wxWidgets.git] / demos / configure.in

diff --git a/demos/configure.in b/demos/configure.in
index 3ea43d881401eab65ad3ac20d6c02e4aaa6d4148..3409f915560b6bc844e2aee553204d6fbd0890c4 100644 (file)
--- a/demos/configure.in
+++ b/demos/configure.in
@@ -3,6 +3,15 @@ AC_REVISION($Id$)dnl
 
 AC_INIT(Makefile.in)
 
+dnl we need the values the main configure determined for us, so refuse
+dnl to run if we don't have them
+if test "x$wx_cv_if_gnu_make" = "x"; then
+    AC_MSG_ERROR([Please run configure from the top level directory.])
+fi
+
+IF_GNU_MAKE=$wx_cv_if_gnu_make
+AC_SUBST(IF_GNU_MAKE)
+
 AC_OUTPUT([
             Makefile
             bombs/Makefile