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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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9
components/wifi.c
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@ -1,6 +1,5 @@
/* See LICENSE file for copyright and license details. */
#if defined(__linux__)
#include <err.h>
#include <ifaddrs.h>
#include <linux/wireless.h>
#include <sys/socket.h>
@ -26,7 +25,7 @@ wifi_perc(const char *iface)
snprintf(path, sizeof(path), "%s%s%s", "/sys/class/net/", iface, "/operstate");
fp = fopen(path, "r");
if (fp == NULL) {
warn("Failed to open file %s", path);
fprintf(stderr, "Failed to open file %s", path);
return NULL;
}
p = fgets(status, 5, fp);
@ -37,7 +36,7 @@ wifi_perc(const char *iface)
fp = fopen("/proc/net/wireless", "r");
if (fp == NULL) {
warn("Failed to open file /proc/net/wireless");
fprintf(stderr, "Failed to open file /proc/net/wireless");
return NULL;
}
@ -72,12 +71,12 @@ wifi_essid(const char *iface)
snprintf(wreq.ifr_name, sizeof(wreq.ifr_name), "%s", iface);
if (sockfd == -1) {
warn("Failed to get ESSID for interface %s", iface);
fprintf(stderr, "Failed to get ESSID for interface %s", iface);
return NULL;
}
wreq.u.essid.pointer = id;
if (ioctl(sockfd,SIOCGIWESSID, &wreq) == -1) {
warn("Failed to get ESSID for interface %s", iface);
fprintf(stderr, "Failed to get ESSID for interface %s", iface);
close(sockfd);
return NULL;
}