[PATCH] Add hostname(1)

From: sin <sin_AT_2f30.org>
Date: Mon, 19 Aug 2013 17:22:46 +0100

---
 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
_AT_@ -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
_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\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
--2fHTh5uZTiUOsy+g--
Received on Mon Sep 17 2001 - 00:00:00 CEST

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