Format error messages properly

[slstatus.git] / components / num_files.c

diff --git a/components/num_files.c b/components/num_files.c
index c471400..acf9dfa 100644 (file)
--- 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;
        }