use asprintf to construct strscat

git-svn-id: https://nagiosplug.svn.sourceforge.net/svnroot/nagiosplug/nagiosplug/trunk@118 f882894a-f735-0410-b71e-b25c423dba1c

1 files changed, 2 insertions, 19 deletions

diff --git a/plugins/utils.c b/plugins/utils.c
index 6e52dab..05d3f79 100644
--- a/plugins/utils.c
+++ b/plugins/utils.c
@@ -415,26 +415,9 @@ strscpy (char *dest, const char *src)
 char *
 strscat (char *dest, const char *src)
 {
-        size_t len, l2;
-
-        if (src == NULL)
-                return dest;
-        else
-                l2 = strlen (src);
-
-        if (dest == NULL) {
-                len = 0;
-                dest = malloc (l2 + 1);
-        } else {
-                len = strlen (dest);
-                dest = realloc (dest, len + l2 + 1);
-        }
 
-        if (dest == NULL)
-                terminate (STATE_UNKNOWN, "failed malloc in strscat\n");
-
-        strncpy (dest + len, src, l2);
-        dest[len + l2] = '\0';
+        if (src != NULL)
+                asprintf (&dest, "%s%s", dest, src);
 
         return dest;
 }