From: Josh Bressers <josh@bress.net>
Date: Wed, 4 Jan 2006 02:10:25 +0000 (+0000)
Subject: * mh_xmalloc(), mh_xrealloc(), pwd(): Add comments describing the purpose
X-Git-Tag: nmh-1_3_RC1~77
X-Git-Url: http://git.marmaro.de/?p=mmh;a=commitdiff_plain;h=8f0c973e6cfebb193010714453f70f55ceae5dd7

* mh_xmalloc(), mh_xrealloc(), pwd(): Add comments describing the purpose
  of the function.
---

diff --git a/sbr/utils.c b/sbr/utils.c
index c25e02d..2120b84 100644
--- a/sbr/utils.c
+++ b/sbr/utils.c
@@ -13,6 +13,9 @@
 #include <h/utils.h>
 #include <stdlib.h>
 
+/*
+ * Safely call malloc
+ */
 void *
 mh_xmalloc(size_t size)
 {
@@ -28,6 +31,9 @@ mh_xmalloc(size_t size)
     return memory;
 }
 
+/*
+ * Safely call realloc
+ */
 void *
 mh_xrealloc(void *ptr, size_t size)
 {
@@ -42,6 +48,11 @@ mh_xrealloc(void *ptr, size_t size)
 
     return memory;
 }
+
+/*
+ * Return the present working directory, if the current directory does not
+ * exist, or is too long, make / the pwd.
+ */
 char *
 pwd(void)
 {