Set zero-length strings to NULL.

Sam Roberts
Commit 73ac79ed ... 73ac79ed1184440e75bd982560387636553aae23 authored 2001-09-19 02:42:33 +0000 by Sam Roberts
Showing 1 changed file with 4 additions and 1 deletions
mailbox/url.c
--- a/mailbox/url.c
View file @73ac79e
+++ b/mailbox/url.c
View file @73ac79e
@@ -170,9 +170,12 @@ url_parse (url_t url)


 #define UALLOC(X) \
-  		if(u.X && (url->X = url_decode(u.X)) == 0) { \
+  		if(u.X && u.X[0] && (url->X = url_decode(u.X)) == 0) { \
 		  err = ENOMEM; \
 		  goto CLEANUP; \
+		} else { \
+		  /* Set zero-length strings to NULL. */ \
+		  u.X = NULL; \
 		}

 	UALLOC (scheme)