From f6df08e0c314e51674351aa15d9b5ab0bcc00b52 Mon Sep 17 00:00:00 2001
From: Alexandre Ratchov <alex@caoua.org>
Date: Sun, 11 Nov 2012 17:47:48 +0100
Subject: [PATCH] add/fix more comments

---
 sndiod/utils.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/sndiod/utils.c b/sndiod/utils.c
index 30358fc..67f6670 100644
--- a/sndiod/utils.c
+++ b/sndiod/utils.c
@@ -139,6 +139,9 @@ panic(void)
 	_exit(1);
 }
 
+/*
+ * allocate a (small) abount of memory, and abort if it fails
+ */
 void *
 xmalloc(size_t size)
 {
@@ -154,12 +157,18 @@ xmalloc(size_t size)
 	return p;
 }
 
+/*
+ * free memory allocated with xmalloc()
+ */
 void
 xfree(void *p)
 {
 	free(p);
 }
 
+/*
+ * xmalloc-style strdup(3)
+ */
 char *
 xstrdup(char *s)
 {