From: Wilfried Goesgens <dothebart@citadel.org>
Date: Mon, 30 Mar 2015 20:53:45 +0000 (+0200)
Subject: By Harry Coin: make IsEmptyStr NULL-pointer-safe.
X-Git-Tag: v9.01~5
X-Git-Url: https://code.citadel.org/?p=citadel.git;a=commitdiff_plain;h=91b321ff3cb15ca37b5530c9ec5c0f4007b54988

By Harry Coin: make IsEmptyStr NULL-pointer-safe.
---

diff --git a/libcitadel/lib/libcitadel.h b/libcitadel/lib/libcitadel.h
index 3e48a35f3..d7da488f1 100644
--- a/libcitadel/lib/libcitadel.h
+++ b/libcitadel/lib/libcitadel.h
@@ -108,7 +108,7 @@ typedef enum _room_views {
 #define BLOG_EUIDBUF_SIZE	40
 
 #ifndef IsEmptyStr
-#define IsEmptyStr(a) ((a)[0] == '\0')
+#define IsEmptyStr(a) ( ( (a) == NULL ) || ((a)[0] == '\0') )
 #endif
 
 
diff --git a/webcit/webcit.h b/webcit/webcit.h
index 64034c777..c5e1fe422 100644
--- a/webcit/webcit.h
+++ b/webcit/webcit.h
@@ -61,8 +61,6 @@
 #define _(string)	(string)
 #endif
 
-#define IsEmptyStr(a) ((a)[0] == '\0')
-
 #define DO_DBG_QR 0
 #define DBG_QR(x) if(DO_DBG_QR) _DBG_QR(x)
 #define DBG_QR2(x) if(DO_DBG_QR) _DBG_QR2(x)