Add dummy lchown function so that cpio understands 4.4 symbolic links.

Reviewed by:	phk

3 files changed, 35 insertions, 2 deletions

diff --git a/gnu/usr.bin/cpio/Makefile b/gnu/usr.bin/cpio/Makefile
index 104fe3cabd0f..0d06fa41335a 100644
--- a/gnu/usr.bin/cpio/Makefile
+++ b/gnu/usr.bin/cpio/Makefile
@@ -1,8 +1,9 @@
 PROG= cpio
-CFLAGS+= -I${.CURDIR} -DRETSIGTYPE=void -DHAVE_SYS_MTIO_H=1 -DSTDC_HEADERS=1 -DHAVE_UNISTD_H=1 -DHAVE_STRING_H=1 -DHAVE_FCNTL_H=1 -DHAVE_UTIME_H=1 -DHAVE_STRERROR=1 -DHAVE_VPRINTF=1 -DDIRENT=1
+CFLAGS+= -I${.CURDIR} -DRETSIGTYPE=void -DHAVE_SYS_MTIO_H=1 -DSTDC_HEADERS=1 -DHAVE_UNISTD_H=1 -DHAVE_STRING_H=1 -DHAVE_FCNTL_H=1 -DHAVE_UTIME_H=1 -DHAVE_STRERROR=1 -DHAVE_VPRINTF=1 -DDIRENT=1 -DHAVE_LCHOWN
 
 SRCS =	copyin.c copyout.c copypass.c defer.c dstring.c fnmatch.c global.c \
-	main.c tar.c util.c error.c filemode.c getopt.c getopt1.c version.c \
+	lchown.c main.c tar.c util.c error.c filemode.c getopt.c getopt1.c \
+	version.c \
 	rtapelib.c dirname.c idcache.c makepath.c xmalloc.c stripslash.c \
 	userspec.c xstrdup.c
 
diff --git a/gnu/usr.bin/cpio/extern.h b/gnu/usr.bin/cpio/extern.h
index 50b152cdd92c..6009f194a0e1 100644
--- a/gnu/usr.bin/cpio/extern.h
+++ b/gnu/usr.bin/cpio/extern.h
@@ -114,6 +114,11 @@ uid_t *getuidbyname ();
 gid_t *getgidbyname ();
 #endif
 
+/* lchown.c */
+#ifdef HAVE_LCHOWN
+int lchown P_((const char *path, uid_t owner, gid_t group));
+#endif
+
 /* main.c */
 void process_args P_((int argc, char *argv[]));
 void initialize_buffers P_((void));
diff --git a/gnu/usr.bin/cpio/lchown.c b/gnu/usr.bin/cpio/lchown.c
new file mode 100644
index 000000000000..99c5b268a8e2
--- /dev/null
+++ b/gnu/usr.bin/cpio/lchown.c
@@ -0,0 +1,27 @@
+/* lchown.c - dummy version of lchown for systems that do not store
+   file owners of symbolic links.
+   Copyright (C) 1995 Rodney W. Grimes, Accurate Automation Company
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2, or (at your option)
+   any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+/* Written by Rodney W. Grimes <rgrimes@FreeBSD.Org> */
+
+#include <unistd.h>
+
+int
+lchown(const char *path, uid_t owner, gid_t group) {
+
+	return (0);
+}