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Make sure mmap() uses MAP_PRIVATE instead of 0.

This commit is contained in:
augustss 1998-02-17 17:40:59 +00:00
parent 3fde44b046
commit f9cd93c874
2 changed files with 6 additions and 6 deletions
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6
usr.bin/tail/forward.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: forward.c,v 1.9 1998/02/09 22:39:41 cjs Exp $ */ /* $NetBSD: forward.c,v 1.10 1998/02/17 17:40:59 augustss 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 1.9 1998/02/09 22:39:41 cjs Exp $"); __RCSID("$NetBSD: forward.c,v 1.10 1998/02/17 17:40:59 augustss Exp $");
#endif /* not lint */ #endif /* not lint */
#include <sys/types.h> #include <sys/types.h>
@ -255,7 +255,7 @@ rlines(fp, off, sbp)
} }
if ((start = mmap(NULL, (size_t)size, if ((start = mmap(NULL, (size_t)size,
PROT_READ, 0, fileno(fp), (off_t)0)) == (caddr_t)-1) { PROT_READ, MAP_PRIVATE, fileno(fp), (off_t)0)) == (caddr_t)-1) {
err(0, "%s: %s", fname, strerror(EFBIG)); err(0, "%s: %s", fname, strerror(EFBIG));
return; return;
} }

6
usr.bin/tail/reverse.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: reverse.c,v 1.7 1997/10/19 23:45:10 lukem Exp $ */ /* $NetBSD: reverse.c,v 1.8 1998/02/17 17:40:59 augustss 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 1.7 1997/10/19 23:45:10 lukem Exp $"); __RCSID("$NetBSD: reverse.c,v 1.8 1998/02/17 17:40:59 augustss Exp $");
#endif /* not lint */ #endif /* not lint */
#include <sys/param.h> #include <sys/param.h>
@ -131,7 +131,7 @@ r_reg(fp, style, off, sbp)
} }
if ((start = mmap(NULL, (size_t)size, if ((start = mmap(NULL, (size_t)size,
PROT_READ, 0, fileno(fp), (off_t)0)) == (caddr_t)-1) { PROT_READ, MAP_PRIVATE, fileno(fp), (off_t)0)) == (caddr_t)-1) {
err(0, "%s: %s", fname, strerror(EFBIG)); err(0, "%s: %s", fname, strerror(EFBIG));
return; return;
} }