From 72b1dd979ff7be5b23b0521445ce9c2f98bdaa08 Mon Sep 17 00:00:00 2001
From: Jan-Piet Mens <jpmens@gmail.com>
Date: Thu, 20 Aug 2015 20:36:46 +0200
Subject: [PATCH] error msg

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

diff --git a/storage.c b/storage.c
index b0230f3..a752b41 100644
--- a/storage.c
+++ b/storage.c
@@ -134,6 +134,7 @@ void locations(char *filename, JsonNode *obj, JsonNode *arr)
 	long counter = 0L;
 	static char *numbers[] = { "lat", "lon", "batt", "vel", "cog", "tst", "alt", "dist", "trip", NULL };
 	static char *strings[] = { "tid", "t", NULL };
+	extern int errno;
 
 
 	if (!strcmp(filename, "-")) {
@@ -141,7 +142,7 @@ void locations(char *filename, JsonNode *obj, JsonNode *arr)
 		doclose = 0;
 	} else {
 		if ((fp = fopen(filename, "r")) == NULL) {
-			perror(filename);
+			fprintf(stderr, "Cannot open %s: %s\n", filename, strerror(errno));
 			return;
 		}
 		doclose = 1;