From: Andrew Bartlett <abartlet@samba.org>
Date: Sat, 29 Sep 2012 04:36:41 +0000 (+1000)
Subject: lib/replace: Add test for what flag we need for -Werror behaviour
X-Git-Tag: talloc-2.0.8~72
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=931ed2509d93110b525f763ffb15ee3feff87fa0;p=thirdparty%2Fsamba.git

lib/replace: Add test for what flag we need for -Werror behaviour
---

diff --git a/lib/replace/wscript b/lib/replace/wscript
index f1f1cefe653..732c664b6ef 100644
--- a/lib/replace/wscript
+++ b/lib/replace/wscript
@@ -53,6 +53,15 @@ struct foo bar = { .y = 'X', .x = 1 };
                 conf.ADD_CFLAGS(f)
             break
 
+    # Try to find the right extra flags for -Werror behaviour
+    for f in ["-Werror", "-w2", "-errwarn"]:
+        if conf.CHECK_CFLAGS([f], '''
+'''):
+            if not 'WERROR_CFLAGS' in conf.env:
+                conf.env['WERROR_CFLAGS'] = []
+            conf.env['WERROR_CFLAGS'].extend([f])
+            break
+
     conf.CHECK_HEADERS('linux/types.h crypt.h locale.h acl/libacl.h compat.h')
     conf.CHECK_HEADERS('acl/libacl.h attr/xattr.h compat.h ctype.h dustat.h')
     conf.CHECK_HEADERS('fcntl.h fnmatch.h glob.h history.h krb5.h langinfo.h')