{usr.sbin/{link,unlink} => usr.bin}: move existing (un)link implementations into usr.bin since there's no reason for them to be in sbin

4 files changed, 247 insertions, 41 deletions

diff --git a/usr.bin/link/link.8 b/usr.bin/link/link.8
new file mode 100644
index 0000000..9b994ed
--- /dev/null
+++ b/usr.bin/link/link.8
@@ -0,0 +1,64 @@
+.\"	$NetBSD: link.8,v 1.8 2017/07/04 07:08:42 wiz Exp $
+.\"
+.\" Copyright (c) 1999 The NetBSD Foundation, Inc.
+.\" All rights reserved.
+.\"
+.\" This code is derived from software contributed to The NetBSD Foundation
+.\" by Klaus Klein.
+.\"
+.\" Redistribution and use in source and binary forms, with or without
+.\" modification, are permitted provided that the following conditions
+.\" are met:
+.\" 1. Redistributions of source code must retain the above copyright
+.\"    notice, this list of conditions and the following disclaimer.
+.\" 2. Redistributions in binary form must reproduce the above copyright
+.\"    notice, this list of conditions and the following disclaimer in the
+.\"    documentation and/or other materials provided with the distribution.
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+.\" PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+.\" POSSIBILITY OF SUCH DAMAGE.
+.\"
+.Dd July 18, 1999
+.Dt LINK 8
+.Os
+.Sh NAME
+.Nm link
+.Nd call the
+.Fn link
+function
+.Sh SYNOPSIS
+.Nm
+.Ar file1
+.Ar file2
+.Sh DESCRIPTION
+The
+.Nm
+utility performs the function call
+.Fn link file1 file2 .
+.Pp
+.Ar file1
+must be the pathname of an existing file, and
+.Ar file2
+is the pathname of the new link to
+.Ar file1
+to be created.
+.Sh EXIT STATUS
+.Ex -std link
+.Sh SEE ALSO
+.Xr ln 1 ,
+.Xr link 2 ,
+.Xr unlink 8
+.Sh STANDARDS
+The
+.Nm
+utility conforms to
+.St -xcu5 .
diff --git a/usr.bin/link/link.c b/usr.bin/link/link.c
index ed48857..6a45cc1 100644
--- a/usr.bin/link/link.c
+++ b/usr.bin/link/link.c
@@ -1,57 +1,71 @@
-/*
- * link.c -- Create a link between two paths, per link(1p).
+/*	$NetBSD: link.c,v 1.5 2011/08/30 19:18:17 joerg Exp $	*/
+
+/*-
+ * Copyright (c) 1999 The NetBSD Foundation, Inc.
+ * All rights reserved.
  *
- * Copyright (c) 2019 Kiyoshi Aman, all rights reserved.
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Klaus Klein.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
- *
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
- *
  * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in
- *    the documentation and/or other materials provided with the
- *    distribution.
- *
- * 3. Neither the name of the copyright holder nor the names of its
- *    contributors may be used to endorse or promote products derived
- *    from this software without specific prior written permission.
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
  *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
- * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
- * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  * POSSIBILITY OF SUCH DAMAGE.
  */
 
-#define _POSIX_C_SOURCE 200112L
+#include <sys/cdefs.h>
+#ifndef lint
+__COPYRIGHT(
+"@(#) Copyright (c) 1999\
+ The NetBSD Foundation, Inc.  All rights reserved.");
+__RCSID("$NetBSD: link.c,v 1.5 2011/08/30 19:18:17 joerg Exp $");
+#endif
 
-#include <unistd.h>
+#include <locale.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include <string.h>
-#include <errno.h>
-
-int main(int argc, char **argv) {
-    int error = 0;
-    if ((argc < 3) || (argc > 3)) {
-        fprintf(stderr, "Usage: %s file1 file2\n\nCreates a hard link for file1 which points to file2.\n", argv[0]);
-        exit(EXIT_FAILURE);
-    }
-    if ((error = link(argv[1], argv[2])) != 0) {
-        char msg[128];
-        strerror_r(errno, msg, 128);
-        fprintf(stderr, "Could not create link: %s\n", msg);
-    } else {
-        return EXIT_SUCCESS;
-    }
+#include <unistd.h>
+
+__dead static void	usage(void);
+
+int
+main(int argc, char *argv[])
+{
+
+	(void)setlocale(LC_ALL, "");
+
+	if (argc != 3)
+		usage();
+
+	if (link(argv[1], argv[2]) != 0) {
+		perror("link");
+		exit(EXIT_FAILURE);
+	}
+
+	exit(EXIT_SUCCESS);
+	/* NOTREACHED */
+}
+
+static void
+usage(void)
+{
+
+	(void)fprintf(stderr, "usage: link file1 file2\n");
+	exit(EXIT_FAILURE);
 }
diff --git a/usr.bin/unlink/unlink.8 b/usr.bin/unlink/unlink.8
new file mode 100644
index 0000000..a921140
--- /dev/null
+++ b/usr.bin/unlink/unlink.8
@@ -0,0 +1,58 @@
+.\"	$NetBSD: unlink.8,v 1.8 2017/07/04 07:13:43 wiz Exp $
+.\"
+.\" Copyright (c) 1999 The NetBSD Foundation, Inc.
+.\" All rights reserved.
+.\"
+.\" This code is derived from software contributed to The NetBSD Foundation
+.\" by Klaus Klein.
+.\"
+.\" Redistribution and use in source and binary forms, with or without
+.\" modification, are permitted provided that the following conditions
+.\" are met:
+.\" 1. Redistributions of source code must retain the above copyright
+.\"    notice, this list of conditions and the following disclaimer.
+.\" 2. Redistributions in binary form must reproduce the above copyright
+.\"    notice, this list of conditions and the following disclaimer in the
+.\"    documentation and/or other materials provided with the distribution.
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+.\" PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+.\" POSSIBILITY OF SUCH DAMAGE.
+.\"
+.Dd July 18, 1998
+.Dt UNLINK 8
+.Os
+.Sh NAME
+.Nm unlink
+.Nd call the unlink function
+.Sh SYNOPSIS
+.Nm
+.Ar file
+.Sh DESCRIPTION
+The
+.Nm
+utility performs the function call
+.Fn unlink file .
+.Pp
+.Ar file
+must be the pathname of an existing file.
+.Sh EXIT STATUS
+.Ex -std unlink
+.Sh SEE ALSO
+.Xr rm 1 ,
+.Xr rmdir 1 ,
+.Xr unlink 2 ,
+.Xr link 8
+.Sh STANDARDS
+The
+.Nm
+utility conforms to
+.St -xcu5 .
diff --git a/usr.bin/unlink/unlink.c b/usr.bin/unlink/unlink.c
new file mode 100644
index 0000000..40d715d
--- /dev/null
+++ b/usr.bin/unlink/unlink.c
@@ -0,0 +1,70 @@
+/*	$NetBSD: unlink.c,v 1.5 2011/08/30 20:50:24 joerg Exp $	*/
+
+/*-
+ * Copyright (c) 1999 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Klaus Klein.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <sys/cdefs.h>
+#ifndef lint
+__COPYRIGHT("@(#) Copyright (c) 1999\
+ The NetBSD Foundation, Inc.  All rights reserved.");
+__RCSID("$NetBSD: unlink.c,v 1.5 2011/08/30 20:50:24 joerg Exp $");
+#endif
+
+#include <locale.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+__dead static void	usage(void);
+
+int
+main(int argc, char *argv[])
+{
+
+	(void)setlocale(LC_ALL, "");
+
+	if (argc != 2)
+		usage();
+
+	if (unlink(argv[1]) != 0) {
+		perror("unlink");
+		exit(EXIT_FAILURE);
+	}
+
+	exit(EXIT_SUCCESS);
+	/* NOTREACHED */
+}
+
+static void
+usage(void)
+{
+
+	(void)fprintf(stderr, "usage: unlink file\n");
+	exit(EXIT_FAILURE);
+}