From faa52bdcc0221de2d8fae950e409a8ac5e05bfcd Mon Sep 17 00:00:00 2001
From: Aaron Marcher <me@drkhsh.at>
Date: Wed, 28 Mar 2018 19:46:27 +0200
Subject: Format error messages properly

Make use of strerror(errno) and format all errors equally:
function ['parameters']: error message
---
 components/hostname.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'components/hostname.c')

diff --git a/components/hostname.c b/components/hostname.c
index 45dbb5b..d7c10c8 100644
--- a/components/hostname.c
+++ b/components/hostname.c
@@ -1,5 +1,7 @@
 /* See LICENSE file for copyright and license details. */
+#include <errno.h>
 #include <stdio.h>
+#include <string.h>
 #include <unistd.h>
 
 #include "../util.h"
@@ -8,7 +10,7 @@ const char *
 hostname(void)
 {
 	if (gethostname(buf, sizeof(buf)) == -1) {
-		fprintf(stderr, "gethostbyname failed");
+		fprintf(stderr, "gethostbyname: %s\n", strerror(errno));
 		return NULL;
 	}
 
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