From 23b5892f5e3a21699ad309d3d3c8e06e89d3fa1a Mon Sep 17 00:00:00 2001
From: Philippe Charnier <charnier@FreeBSD.org>
Date: Mon, 6 Jul 1998 07:04:50 +0000
Subject: [PATCH] Correct use of .Nm. Spelling. Add rcsid, remove unused
 #includes, use err(3).

---
 sbin/md5/md5.1 | 16 ++++++++--------
 sbin/md5/md5.c | 24 +++++++++++-------------
 2 files changed, 19 insertions(+), 21 deletions(-)

diff --git a/sbin/md5/md5.1 b/sbin/md5/md5.1
index 676e4a00c55..7fb415fd071 100644
--- a/sbin/md5/md5.1
+++ b/sbin/md5/md5.1
@@ -5,12 +5,12 @@
 .Nm md5
 .Nd calculate a message-digest fingerprint (checksum) for a file
 .Sh SYNOPSIS
-.Nm
+.Nm md5
 .Op Fl ptx
 .Op Fl s Ar string
 .Op Ar file ...
 .Sh DESCRIPTION
-.Nm
+.Nm Md5
 takes as input a message of arbitrary length and produces
 as output a 128-bit
 .Dq fingerprint
@@ -31,16 +31,16 @@ The following four options may be used in any combination and must
 precede any files named on the command line.  The MD5
 sum of each file listed on the command line is printed after the options
 are processed.
-.Bl -tag -width Fl
+.Bl -tag -width indent
 .It Fl s Ar string
-prints a checksum of the given
+Print a checksum of the given
 .Ar string .
 .It Fl p
-echos stdin to stdout and appends the MD5 sum to stdout.
+Echo stdin to stdout and appends the MD5 sum to stdout.
 .It Fl t
-runs a built-in time trial.
+Run a built-in time trial.
 .It Fl x
-runs a built-in test script.
+Run a built-in test script.
 .El
 .Sh SEE ALSO
 .Xr cksum 1
@@ -49,6 +49,6 @@ runs a built-in test script.
 .%T The MD5 Message-Digest Algorithm
 .%O RFC1321
 .Re
-.Sh ACKNOWLEDGEMENTS
+.Sh ACKNOWLEDGMENTS
 This program is placed in the public domain for free general use by
 RSA Data Security.
diff --git a/sbin/md5/md5.c b/sbin/md5/md5.c
index dda9e753cec..599089408c6 100644
--- a/sbin/md5/md5.c
+++ b/sbin/md5/md5.c
@@ -1,10 +1,6 @@
 /*
- * $Id: md5.c,v 1.11 1997/12/29 03:40:37 steve Exp $
- *
  * Derived from:
- */
-
-/*
+ *
  * MDDRIVER.C - test driver for MD2, MD4 and MD5
  */
 
@@ -21,11 +17,15 @@
  *  documentation and/or software.
  */
 
-#include <sys/types.h>
-#include <md5.h>
+#ifndef lint
+static const char rcsid[] =
+	"$Id$";
+#endif /* not lint */
 
+#include <sys/types.h>
+#include <err.h>
+#include <md5.h>
 #include <stdio.h>
-#include <string.h>
 #include <time.h>
 #include <unistd.h>
 
@@ -83,7 +83,7 @@ main(argc, argv)
 		while (optind < argc) {
 			p = MD5File(argv[optind], buf);
 			if (!p)
-				perror(argv[optind]);
+				warn("%s", argv[optind]);
 			else
 				printf("MD5 (%s) = %s\n", argv[optind], p);
 			optind++;
@@ -181,10 +181,8 @@ MDFilter(pipe)
 
 	MD5Init(&context);
 	while ((len = fread(buffer, 1, BUFSIZ, stdin))) {
-		if(pipe && (len != fwrite(buffer, 1, len, stdout))) {
-			perror("stdout");
-			exit(1);
-		}
+		if(pipe && (len != fwrite(buffer, 1, len, stdout)))
+			err(1, "stdout");
 		MD5Update(&context, buffer, len);
 	}
 	printf("%s\n", MD5End(&context,buf));