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PR/38840: Pierre Pronchery: make crashes while parsing long lines in Makefiles

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This commit is contained in:
christos 2008-06-03 13:02:28 +00:00
parent edd4ea5b7d
commit 9f1edc04f7
1 changed files with 4 additions and 3 deletions
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7
usr.bin/make/parse.c
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@ -1,4 +1,4 @@
/* $NetBSD: parse.c,v 1.145 2008/02/15 21:29:50 christos Exp $ */
/* $NetBSD: parse.c,v 1.146 2008/06/03 13:02:28 christos Exp $ */
/*
* Copyright (c) 1988, 1989, 1990, 1993
@ -69,14 +69,14 @@
*/
#ifndef MAKE_NATIVE
static char rcsid[] = "$NetBSD: parse.c,v 1.145 2008/02/15 21:29:50 christos Exp $";
static char rcsid[] = "$NetBSD: parse.c,v 1.146 2008/06/03 13:02:28 christos Exp $";
#else
#include <sys/cdefs.h>
#ifndef lint
#if 0
static char sccsid[] = "@(#)parse.c 8.3 (Berkeley) 3/19/94";
#else
__RCSID("$NetBSD: parse.c,v 1.145 2008/02/15 21:29:50 christos Exp $");
__RCSID("$NetBSD: parse.c,v 1.146 2008/06/03 13:02:28 christos Exp $");
#endif
#endif /* not lint */
#endif
@ -2193,6 +2193,7 @@ ParseGetLine(int flags, int *length)
if (len <= 0) {
/* We need a bigger buffer to hold this line */
tp = erealloc(cf->P_str, cf->P_buflen + IFILE_BUFLEN);
cf->P_ptr = cf->P_ptr - cf->P_str + tp;
cf->P_end = cf->P_end - cf->P_str + tp;
ptr = ptr - cf->P_str + tp;
line = line - cf->P_str + tp;