Add link(1)

Makefile

@@ -57,6 +57,7 @@ SRC = \
 	head.c     \
 	hostname.c \
 	kill.c     \
+	link.c     \
 	ln.c       \
 	ls.c       \
 	md5sum.c   \

README

@@ -34,6 +34,7 @@ grep
 head
 hostname
 kill
+link
 ln
 ls
 md5sum

TODO

@@ -12,7 +12,6 @@ file
 find
 getconf
 join
-link
 logger
 logname
 od

link.1

@@ -0,0 +1,14 @@
+.TH LN 1 sbase\-VERSION
+.SH NAME
+link \- create a hard link by calling the link function
+.SH SYNOPSIS
+.B link
+.I target
+.I linkname
+.P
+.SH DESCRIPTION
+.B link
+creates a hard link to a given file, with the given name.
+.SH SEE ALSO
+.IR ln (1),
+.IR link (2)

link.c

@@ -0,0 +1,17 @@
+/* See LICENSE file for copyright and license details. */
+#include <errno.h>
+#include <unistd.h>
+
+#include "util.h"
+
+int
+main(int argc, char *argv[])
+{
+	argv0 = argv[0];
+
+	if(argc != 3)
+		eprintf("usage: %s target linkname\n", argv0);
+	if (0 != link(argv[1], argv[2]))
+		eprintf("link:");
+	return 0;
+}