[hackers] [sbase] Add hostname(1) || sin

From: <git_AT_suckless.org>
Date: Sat, 05 Oct 2013 16:29:43 +0200

commit 7be94fd3c825a0aa8f6cef97240bdae7eec3f47d
Author: sin <sin_AT_2f30.org>
Date: Mon Aug 19 17:22:46 2013 +0100

    Add hostname(1)

diff --git a/Makefile b/Makefile
index 8bd7421..99829d4 100644
--- a/Makefile
+++ b/Makefile
_AT_@ -46,6 +46,7 @@ SRC = \
         fold.c \
         grep.c \
         head.c \
+ hostname.c \
         id.c \
         kill.c \
         ln.c \
diff --git a/hostname.1 b/hostname.1
new file mode 100644
index 0000000..e660313
--- /dev/null
+++ b/hostname.1
_AT_@ -0,0 +1,12 @@
+.TH HOSTNAME 1 sbase\-VERSION
+.SH NAME
+hostname \- set or print name of current host system
+.SH SYNOPSIS
+.B hostname
+.I [name]
+.SH DESCRIPTION
+.B hostname
+sets or prints the name of the current host. If no argument is given,
+the name of the current host is printed.
+.SH SEE ALSO
+.IR hostname (7)
diff --git a/hostname.c b/hostname.c
new file mode 100644
index 0000000..787d302
--- /dev/null
+++ b/hostname.c
_AT_@ -0,0 +1,33 @@
+/* See LICENSE file for copyright and license details. */
+#include <unistd.h>
+#include <stdio.h>
+#include <string.h>
+#include "util.h"
+
+static void
+usage(void)
+{
+ eprintf("usage: %s [name]
", argv0);
+}
+
+int
+main(int argc, char *argv[])
+{
+ char buf[BUFSIZ];
+
+ ARGBEGIN {
+ default:
+ usage();
+ } ARGEND;
+
+ if (argc < 1) {
+ if (gethostname(buf, sizeof(buf)) < 0)
+ eprintf("gethostname:");
+ puts(buf);
+ } else {
+ if (sethostname(argv[0], strlen(argv[0])) < 0)
+ eprintf("sethostname:");
+ }
+
+ return 0;
+}
Received on Sat Oct 05 2013 - 16:29:43 CEST