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Use MAP_SHARED, not MAP_PRIVATE.

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This commit is contained in:
mycroft 1998-02-20 07:34:59 +00:00
parent 28e8037334
commit 8f2250049f
2 changed files with 8 additions and 10 deletions
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9
usr.bin/tail/forward.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: forward.c,v 1.11 1998/02/17 17:44:55 augustss Exp $ */ /* $NetBSD: forward.c,v 1.12 1998/02/20 07:34:59 mycroft Exp $ */
/*- /*-
* Copyright (c) 1991, 1993 * Copyright (c) 1991, 1993
@ -41,7 +41,7 @@
#if 0 #if 0
static char sccsid[] = "@(#)forward.c 8.1 (Berkeley) 6/6/93"; static char sccsid[] = "@(#)forward.c 8.1 (Berkeley) 6/6/93";
#endif #endif
__RCSID("$NetBSD: forward.c,v 1.11 1998/02/17 17:44:55 augustss Exp $"); __RCSID("$NetBSD: forward.c,v 1.12 1998/02/20 07:34:59 mycroft Exp $");
#endif /* not lint */ #endif /* not lint */
#include <sys/types.h> #include <sys/types.h>
@ -254,9 +254,8 @@ rlines(fp, off, sbp)
return; return;
} }
if ((start = mmap(NULL, (size_t)size, if ((start = mmap(NULL, (size_t)size, PROT_READ,
PROT_READ, MAP_PRIVATE|MAP_FILE, MAP_FILE|MAP_SHARED, fileno(fp), (off_t)0)) == (caddr_t)-1) {
fileno(fp), (off_t)0)) == (caddr_t)-1) {
err(0, "%s: %s", fname, strerror(EFBIG)); err(0, "%s: %s", fname, strerror(EFBIG));
return; return;
} }

9
usr.bin/tail/reverse.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: reverse.c,v 1.9 1998/02/17 17:44:55 augustss Exp $ */ /* $NetBSD: reverse.c,v 1.10 1998/02/20 07:35:00 mycroft Exp $ */
/*- /*-
* Copyright (c) 1991, 1993 * Copyright (c) 1991, 1993
@ -41,7 +41,7 @@
#if 0 #if 0
static char sccsid[] = "@(#)reverse.c 8.1 (Berkeley) 6/6/93"; static char sccsid[] = "@(#)reverse.c 8.1 (Berkeley) 6/6/93";
#endif #endif
__RCSID("$NetBSD: reverse.c,v 1.9 1998/02/17 17:44:55 augustss Exp $"); __RCSID("$NetBSD: reverse.c,v 1.10 1998/02/20 07:35:00 mycroft Exp $");
#endif /* not lint */ #endif /* not lint */
#include <sys/param.h> #include <sys/param.h>
@ -130,9 +130,8 @@ r_reg(fp, style, off, sbp)
return; return;
} }
if ((start = mmap(NULL, (size_t)size, if ((start = mmap(NULL, (size_t)size, PROT_READ,
PROT_READ, MAP_PRIVATE|MAP_FILE, MAP_FILE|MAP_SHARED, fileno(fp), (off_t)0)) == (caddr_t)-1) {
fileno(fp), (off_t)0)) == (caddr_t)-1) {
err(0, "%s: %s", fname, strerror(EFBIG)); err(0, "%s: %s", fname, strerror(EFBIG));
return; return;
} }