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Show more useful error message if we can't open GPS device
author
Petr Štetiar
<ynezz@true.cz>
Wed, 27 Jul 2016 12:45:53 +0000
(14:45 +0200)
committer
John Crispin
<john@phrozen.org>
Sun, 24 Jul 2016 04:13:03 +0000
(06:13 +0200)
Signed-off-by: Petr Štetiar <ynezz@true.cz>
nmea.c
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diff --git
a/nmea.c
b/nmea.c
index 5a691b92b669f48751da85d1e343babd76afd480..4d9cb902eae294db159cadba59bb26d67be2f8b7 100644
(file)
--- a/
nmea.c
+++ b/
nmea.c
@@
-30,6
+30,7
@@
#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
+#include <errno.h>
#include <string.h>
#include <termios.h>
@@
-314,7
+315,7
@@
nmea_open(char *dev, struct ustream_fd *s, speed_t speed)
tty = open(dev, O_RDWR | O_NOCTTY | O_NONBLOCK);
if (tty < 0) {
- ERROR("%s: device open failed
\n", dev
);
+ ERROR("%s: device open failed
: %s\n", dev, strerror(errno)
);
return -1;
}