From: Kern Sibbald <kern@sibbald.com>
Date: Tue, 8 Dec 2009 08:36:31 +0000 (+0100)
Subject: Add bstrncat comments
X-Git-Tag: Release-5.0.0~175
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=817dc53d313c9dd60f3388f80bd79c336b6bd562;p=bacula%2Fbacula

Add bstrncat comments
---

diff --git a/bacula/src/lib/bsys.c b/bacula/src/lib/bsys.c
index 7527ec4122..730999310f 100644
--- a/bacula/src/lib/bsys.c
+++ b/bacula/src/lib/bsys.c
@@ -105,7 +105,6 @@ char *bstrncpy(char *dest, POOL_MEM &src, int maxlen)
    return dest;
 }
 
-
 char *bstrncat(char *dest, const char *src, int maxlen)
 {
    int len = strlen(dest);
@@ -116,9 +115,13 @@ char *bstrncat(char *dest, const char *src, int maxlen)
    return dest;
 }
 
+/*
+ * Note: Here the maxlen is the maximum length permitted
+ *  stored in dest, while on Unix systems, it is the maximum characters
+ *  that may be copied from src.
+ */
 char *bstrncat(char *dest, POOL_MEM &src, int maxlen)
 {
-
    int len = strlen(dest);
    if (len < maxlen-1) {
       strncpy(dest+len, src.c_str(), maxlen-len-1);