system_cmds-735.30.2.tar.gz

[apple/system_cmds.git] / vipw.tproj / vipw.c

diff --git a/vipw.tproj/vipw.c b/vipw.tproj/vipw.c
index d15932b0be3d0e2e4f3bc29b29c989a96784e0d4..4bbad9136d5ae8f3a8a85cb75bc81ccfa864326f 100644 (file)
--- a/vipw.tproj/vipw.c
+++ b/vipw.tproj/vipw.c
@@ -1,8 +1,8 @@
 /*
- * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 1999-2016 Apple Inc. All rights reserved.
  *
  * @APPLE_LICENSE_HEADER_START@
- * 
+ *
  * "Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
  * Reserved.  This file contains Original Code and/or Modifications of
  * Original Code as defined in and that are subject to the Apple Public
@@ -10,7 +10,7 @@
  * except in compliance with the License.  Please obtain a copy of the
  * License at http://www.apple.com/publicsource and read it before using
  * this file.
- * 
+ *
  * The Original Code and all software distributed under the License are
  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
@@ -18,7 +18,7 @@
  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  * License for the specific language governing rights and limitations
  * under the License."
- * 
+ *
  * @APPLE_LICENSE_HEADER_END@
  */
 /*
@@ -54,14 +54,15 @@
  * SUCH DAMAGE.
  */
 
+#include <sys/cdefs.h>
 #ifndef lint
-static char copyright[] =
+__unused static char copyright[] =
 "@(#) Copyright (c) 1987, 1993, 1994\n\
        The Regents of the University of California.  All rights reserved.\n";
 #endif /* not lint */
 
 #ifndef lint
-static char sccsid[] = "@(#)vipw.c     8.3 (Berkeley) 4/2/94";
+__unused static char sccsid[] = "@(#)vipw.c    8.3 (Berkeley) 4/2/94";
 #endif /* not lint */
 
 #include <sys/types.h>
@@ -82,9 +83,7 @@ void  copyfile __P((int, int));
 void   usage __P((void));
 
 int
-main(argc, argv)
-       int argc;
-       char *argv[];
+main(int argc, char *argv[])
 {
        int pfd, tfd;
        struct stat begin, end;
@@ -96,7 +95,7 @@ main(argc, argv)
                default:
                        usage();
                }
-       
+
        argc -= optind;
        argv += optind;
 
@@ -127,12 +126,11 @@ main(argc, argv)
 }
 
 void
-copyfile(from, to)
-       int from, to;
+copyfile(int from, int to)
 {
-       int nr, nw, off;
+       long nr, nw, off;
        char buf[8*1024];
-       
+
        while ((nr = read(from, buf, sizeof(buf))) > 0)
                for (off = 0; off < nr; nr -= nw, off += nw)
                        if ((nw = write(to, buf + off, nr)) < 0)
@@ -142,9 +140,8 @@ copyfile(from, to)
 }
 
 void
-usage()
+usage(void)
 {
-
        (void)fprintf(stderr, "usage: vipw\n");
        exit(1);
 }