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/num_files.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'components/num_files.c')

diff --git a/components/num_files.c b/components/num_files.c
index c471400..acf9dfa 100644
--- a/components/num_files.c
+++ b/components/num_files.c
@@ -1,4 +1,5 @@
 /* See LICENSE file for copyright and license details. */
+#include <errno.h>
 #include <dirent.h>
 #include <stdio.h>
 #include <string.h>
@@ -13,7 +14,7 @@ num_files(const char *dir)
 	int num = 0;
 
 	if ((fd = opendir(dir)) == NULL) {
-		fprintf(stderr, "Failed to get number of files in directory %s", dir);
+		fprintf(stderr, "opendir '%s': %s\n", dir, strerror(errno));
 		return NULL;
 	}
 
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