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hostname: use POSIX routine to get hostname rather than reading from procfs

This commit is contained in:
Ali H. Fardan 2016-10-08 19:55:25 +03:00
parent fb440d8f62
commit 4339c8330a
1 changed files with 2 additions and 6 deletions
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8
slstatus.c
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@ -271,14 +271,10 @@ hostname(void)
char buf[HOST_NAME_MAX];
FILE *fp;
fp = fopen("/proc/sys/kernel/hostname", "r");
if (fp == NULL) {
warn("Failed to open file /proc/sys/kernel/hostname");
if (gethostname(buf, sizeof(buf)) == -1) {
warn(1, "hostname");
return smprintf(UNKNOWN_STR);
}
fgets(buf, sizeof(buf), fp);
buf[strlen(buf)-1] = '\0';
fclose(fp);
return smprintf("%s", buf);
}