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

(limited to 'components/run_command.c')

diff --git a/components/run_command.c b/components/run_command.c
index 4a63896..2041ae4 100644
--- a/components/run_command.c
+++ b/components/run_command.c
@@ -1,4 +1,5 @@
 /* See LICENSE file for copyright and license details. */
+#include <errno.h>
 #include <stdio.h>
 #include <string.h>
 
@@ -12,7 +13,7 @@ run_command(const char *cmd)
 
 	fp = popen(cmd, "r");
 	if (fp == NULL) {
-		fprintf(stderr, "Failed to get command output for %s", cmd);
+		fprintf(stderr, "popen '%s': %s\n", cmd, strerror(errno));
 		return NULL;
 	}
 	p = fgets(buf, sizeof(buf) - 1, fp);
-- 
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