commit 51e5ba94b3f28f84aadc140f0c340d03d2a11d6c
from: Federico G. Schwindt <fgsch@lodoss.net>
date: Sat Apr 20 09:53:16 2013 UTC

Ensure there is enough space for the mask

As pointed by Alex while strl{cat,cpy} take the full length
we need to leave space to ensure a proper mask is always created
so revert the removal of - N from my last change.

commit - b4d0a4038398c23d015bd3faf6247a0dd91016a9
commit + 51e5ba94b3f28f84aadc140f0c340d03d2a11d6c
blob - d98dc6c847ec85cf9d13fca676bb78f26e5dd4df
blob + b0accd41edb6476a6d85e27567618b65402906dd
--- src/ngircd/lists.c
+++ src/ngircd/lists.c
@@ -279,16 +279,16 @@ Lists_MakeMask(const char *Pattern, char *mask, size_t
 
 	if (!at && !excl) {
 		/* Neither "!" nor "@" found: use string as nickname */
-		strlcpy(mask, Pattern, len);
+		strlcpy(mask, Pattern, len - 5);
 		strlcat(mask, "!*@*", len);
 	} else if (!at && excl) {
 		/* Domain part is missing */
-		strlcpy(mask, Pattern, len);
+		strlcpy(mask, Pattern, len - 3);
 		strlcat(mask, "@*", len);
 	} else if (at && !excl) {
 		/* User name is missing */
 		*at = '\0'; at++;
-		strlcpy(mask, Pattern, len);
+		strlcpy(mask, Pattern, len - 5);
 		strlcat(mask, "!*@", len);
 		strlcat(mask, at, len);
 	} else {