libreplace: make sure system/network.h is only used when AC_LIBREPLACE_NETWORK_CHECKS...

metze
(cherry picked from commit 3fddd36e119f73a5021370450f9687ef9d252bab)

diff --git a/source/lib/replace/libreplace_network.m4 b/source/lib/replace/libreplace_network.m4
index f1657d9f796d11ac0878ddb705a74b7eb4759a27..56c603a1552b5adca2c0d98f5374c5e104edbbe1 100644 (file)
--- a/source/lib/replace/libreplace_network.m4
+++ b/source/lib/replace/libreplace_network.m4
@@ -2,6 +2,7 @@ AC_DEFUN_ONCE(AC_LIBREPLACE_NETWORK_CHECKS,
 [
 echo "LIBREPLACE_NETWORK_CHECKS: START"
 
+AC_DEFINE(LIBREPLACE_NETWORK_CHECKS, 1, [LIBREPLACE_NETWORK_CHECKS were used])
 LIBREPLACE_NETWORK_OBJS=""
 LIBREPLACE_NETWORK_LIBS=""
 

diff --git a/source/lib/replace/system/network.h b/source/lib/replace/system/network.h
index a5fb813aa15b3e4fd2689c7d9769b3196b4e13b3..077892a54e2d5d422d98d8daaff58c4ee93c3d54 100644 (file)
--- a/source/lib/replace/system/network.h
+++ b/source/lib/replace/system/network.h
@@ -27,6 +27,10 @@
 
 */
 
+#ifndef LIBREPLACE_NETWORK_CHECKS
+#error "AC_LIBREPLACE_NETWORK_CHECKS missing in configure"
+#endif
+
 #ifdef HAVE_SYS_SOCKET_H
 #include <sys/socket.h>
 #endif