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[BZ #346] 

Update.
	* libio/vasprintf.c (_IO_vasprintf): Fix condition to decide
	whether to realloc or not.
	Reported by Pavel Kankovsky <peak@argo.troja.mff.cuni.cz> [BZ #346].
This commit is contained in:
Ulrich Drepper 2004-09-26 05:11:53 +00:00
parent ac5e137cd9
commit 5cec9552a6
2 changed files with 8 additions and 4 deletions
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4
ChangeLog
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@ -1,5 +1,9 @@
2004-09-25 Ulrich Drepper <drepper@redhat.com>
* libio/vasprintf.c (_IO_vasprintf): Fix condition to decide
whether to realloc or not.
Reported by Pavel Kankovsky <peak@argo.troja.mff.cuni.cz> [BZ #346].
* intl/dcigettext.c (DCIGETTEXT): Protect tfind/tsearch calls.
* intl/dcigettext.c (_nl_find_msg): Call _nl_load_domain also if
decided < 0.

8
libio/vasprintf.c
View File

@ -1,4 +1,4 @@
/* Copyright (C) 1995,1997,1999,2000,2001,2002 Free Software Foundation, Inc.
/* Copyright (C) 1995,1997,1999-2002,2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@ -64,11 +64,11 @@ _IO_vasprintf (result_ptr, format, args)
free (sf._sbf._f._IO_buf_base);
return ret;
}
/* Only use realloc if the size we need is of the same order of
magnitude then the memory we allocated. */
/* Only use realloc if the size we need is of the same (binary)
order of magnitude then the memory we allocated. */
needed = sf._sbf._f._IO_write_ptr - sf._sbf._f._IO_write_base + 1;
allocated = sf._sbf._f._IO_write_end - sf._sbf._f._IO_write_base;
if ((allocated << 1) <= needed)
if ((allocated >> 1) <= needed)
*result_ptr = (char *) realloc (sf._sbf._f._IO_buf_base, needed);
else
{