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Get rid of err.h as it is not portable

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Replace warn() and warnx() with fprintf() and add <stdio.h> where
necessary.
This commit is contained in:
Aaron Marcher
2018-03-28 18:26:56 +02:00
parent aced832622
commit 96f3a8a54e
13 changed files with 36 additions and 46 deletions
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5
components/battery.c
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@ -1,5 +1,4 @@
/* See LICENSE file for copyright and license details. */
#include <err.h>
#include <stdio.h>
#if defined(__linux__)
#include <limits.h>
@ -29,12 +28,12 @@ battery_perc(const char *bat)
fd = open("/dev/apm", O_RDONLY);
if (fd < 0) {
warn("Failed to open file /dev/apm");
fprintf(stderr, "Failed to open file /dev/apm");
return NULL;
}
if (ioctl(fd, APM_IOC_GETPOWER, &apm_info) < 0) {
warn("Failed to get battery info");
fprintf(stderr, "Failed to get battery info");
close(fd);
return NULL;
}