suckless/slstatus

hostname: use POSIX routine to get hostname rather than reading from procfs (4339c8330a3a9ac2a4000201a286cdda3808b4f6)
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commit 4339c8330a3a9ac2a4000201a286cdda3808b4f6
parent fb440d8f622142c11e98e4799b7adceb33cd23b0
Author: Ali H. Fardan <[email protected]>
Date:   Sat,  8 Oct 2016 19:55:25 +0300

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

Diffstat:

Mslstatus.c8++------


1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/slstatus.c b/slstatus.c
@@ -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);
 }