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>From 3be9770128464a7d18978c448246c4b8c2c1e61d Mon Sep 17 00:00:00 2001
From: sin <s...@2f30.org>
Date: Mon, 19 Aug 2013 17:22:46 +0100
Subject: [PATCH] Add hostname(1)
---
Makefile | 1 +
hostname.c | 33 +++++++++++++++++++++++++++++++++
2 files changed, 34 insertions(+)
create mode 100644 hostname.c
diff --git a/Makefile b/Makefile
index 3c613b0..d347aa5 100644
--- a/Makefile
+++ b/Makefile
@@ -46,6 +46,7 @@ SRC = \
fold.c \
grep.c \
head.c \
+ hostname.c \
id.c \
kill.c \
ln.c \
diff --git a/hostname.c b/hostname.c
new file mode 100644
index 0000000..e277e05
--- /dev/null
+++ b/hostname.c
@@ -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\n", 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:");
+ printf("%s\n", buf);
+ } else {
+ if (sethostname(argv[0], strlen(argv[0])) < 0)
+ eprintf("sethostname:");
+ }
+
+ return 0;
+}
--
1.8.2.3
