From a5eafc88c57bd29b20f08b371c61fcf2b5df93a6 Mon Sep 17 00:00:00 2001
From: peter <peter@FreeBSD.org>
Date: Sun, 25 Aug 1996 21:12:01 +0000
Subject: Argh! caught! *blush*..  This program was supplying it's own 'err'
 routine which was slightly different to the libc one.  To save any more
 cunfusion, use the libc one.

---
 usr.bin/tail/extern.h  |  1 -
 usr.bin/tail/misc.c    | 35 ++---------------------------------
 usr.bin/tail/read.c    |  8 ++++----
 usr.bin/tail/reverse.c |  9 +++++----
 usr.bin/tail/tail.c    |  8 ++++----
 5 files changed, 15 insertions(+), 46 deletions(-)

(limited to 'usr.bin')

diff --git a/usr.bin/tail/extern.h b/usr.bin/tail/extern.h
index f1daa9b..f9a8bdf 100644
--- a/usr.bin/tail/extern.h
+++ b/usr.bin/tail/extern.h
@@ -45,7 +45,6 @@ void reverse __P((FILE *, enum STYLE, long, struct stat *));
 int bytes __P((FILE *, off_t));
 int lines __P((FILE *, off_t));
 
-void err __P((int fatal, const char *fmt, ...));
 void ierr __P((void));
 void oerr __P((void));
 
diff --git a/usr.bin/tail/misc.c b/usr.bin/tail/misc.c
index 18fd63d..fb38d76 100644
--- a/usr.bin/tail/misc.c
+++ b/usr.bin/tail/misc.c
@@ -50,42 +50,11 @@ static char sccsid[] = "@(#)misc.c	8.1 (Berkeley) 6/6/93";
 void
 ierr()
 {
-	err(0, "%s: %s", fname, strerror(errno));
+	err(0, "%s", fname);
 }
 
 void
 oerr()
 {
-	err(1, "stdout: %s", strerror(errno));
-}
-
-#if __STDC__
-#include <stdarg.h>
-#else
-#include <varargs.h>
-#endif
-
-void
-#if __STDC__
-err(int fatal, const char *fmt, ...)
-#else
-err(fatal, fmt, va_alist)
-	int fatal;
-	char *fmt;
-	va_dcl
-#endif
-{
-	va_list ap;
-#if __STDC__
-	va_start(ap, fmt);
-#else
-	va_start(ap);
-#endif
-	(void)fprintf(stderr, "tail: ");
-	(void)vfprintf(stderr, fmt, ap);
-	va_end(ap);
-	(void)fprintf(stderr, "\n");
-	if (fatal)
-		exit(1);
-	rval = 1;
+	err(1, "stdout");
 }
diff --git a/usr.bin/tail/read.c b/usr.bin/tail/read.c
index 2b60918..1871c51 100644
--- a/usr.bin/tail/read.c
+++ b/usr.bin/tail/read.c
@@ -69,7 +69,7 @@ bytes(fp, off)
 	char *sp;
 
 	if ((sp = p = malloc(off)) == NULL)
-		err(1, "%s", strerror(errno));
+		err(1, "malloc");
 
 	for (wrap = 0, ep = p + off; (ch = getc(fp)) != EOF;) {
 		*p = ch;
@@ -142,7 +142,7 @@ lines(fp, off)
 	char *sp;
 
 	if ((lines = malloc(off * sizeof(*lines))) == NULL)
-		err(1, "%s", strerror(errno));
+		err(1, "malloc");
 	bzero(lines, off * sizeof(*lines));
 	sp = NULL;
 	blen = cnt = recno = wrap = 0;
@@ -150,7 +150,7 @@ lines(fp, off)
 	while ((ch = getc(fp)) != EOF) {
 		if (++cnt > blen) {
 			if ((sp = realloc(sp, blen += 1024)) == NULL)
-				err(1, "%s", strerror(errno));
+				err(1, "realloc");
 			p = sp + cnt - 1;
 		}
 		*p++ = ch;
@@ -159,7 +159,7 @@ lines(fp, off)
 				lines[recno].blen = cnt + 256;
 				if ((lines[recno].l = realloc(lines[recno].l,
 				    lines[recno].blen)) == NULL)
-					err(1, "%s", strerror(errno));
+					err(1, "realloc");
 			}
 			bcopy(sp, lines[recno].l, lines[recno].len = cnt);
 			cnt = 0;
diff --git a/usr.bin/tail/reverse.c b/usr.bin/tail/reverse.c
index 4557064..248cb69 100644
--- a/usr.bin/tail/reverse.c
+++ b/usr.bin/tail/reverse.c
@@ -118,13 +118,14 @@ r_reg(fp, style, off, sbp)
 		return;
 
 	if (size > SIZE_T_MAX) {
-		err(0, "%s: %s", fname, strerror(EFBIG));
+		errno = EFBIG;
+		err(0, "%s", fname);
 		return;
 	}
 
 	if ((start = mmap(NULL, (size_t)size,
 	    PROT_READ, 0, fileno(fp), (off_t)0)) == (caddr_t)-1) {
-		err(0, "%s: %s", fname, strerror(EFBIG));
+		err(0, "%s", fname);
 		return;
 	}
 	p = start + size - 1;
@@ -145,7 +146,7 @@ r_reg(fp, style, off, sbp)
 	if (llen)
 		WR(p, llen);
 	if (munmap(start, (size_t)sbp->st_size))
-		err(0, "%s: %s", fname, strerror(errno));
+		err(0, "%s", fname);
 }
 
 typedef struct bf {
@@ -184,7 +185,7 @@ r_buf(fp)
 		if (enomem || (tl = malloc(sizeof(BF))) == NULL ||
 		    (tl->l = malloc(BSZ)) == NULL) {
 			if (!mark)
-				err(1, "%s", strerror(errno));
+				err(1, "malloc");
 			tl = enomem ? tl->next : mark;
 			enomem += tl->len;
 		} else if (mark) {
diff --git a/usr.bin/tail/tail.c b/usr.bin/tail/tail.c
index cc8ea14..e800590 100644
--- a/usr.bin/tail/tail.c
+++ b/usr.bin/tail/tail.c
@@ -88,7 +88,7 @@ main(argc, argv)
 		usage();						\
 	off = strtol(optarg, &p, 10) * (units);				\
 	if (*p)								\
-		err(1, "illegal offset -- %s", optarg);			\
+		errx(1, "illegal offset -- %s", optarg);		\
 	switch(optarg[0]) {						\
 	case '+':							\
 		if (off)						\
@@ -131,7 +131,7 @@ main(argc, argv)
 	argv += optind;
 
 	if (fflag && argc > 1)
-		err(1, "-f option only appropriate for a single file");
+		errx(1, "-f option only appropriate for a single file");
 
 	/*
 	 * If displaying in reverse, don't permit follow option, and convert
@@ -234,7 +234,7 @@ obsolete(argv)
 			/* Malloc space for dash, new option and argument. */
 			len = strlen(*argv);
 			if ((start = p = malloc(len + 3)) == NULL)
-				err(1, "%s", strerror(errno));
+				err(1, "malloc");
 			*p++ = '-';
 
 			/*
@@ -264,7 +264,7 @@ obsolete(argv)
 				*p++ = 'n';
 				break;
 			default:
-				err(1, "illegal option -- %s", *argv);
+				errx(1, "illegal option -- %s", *argv);
 			}
 			*p++ = *argv[0];
 			(void)strcpy(p, ap);
-- 
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