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Fix return value of puts for very long strings.

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This commit is contained in:
Ulrich Drepper 2009-10-29 16:03:07 -07:00
parent 67854c131c
commit cc88b371a5
2 changed files with 7 additions and 2 deletions
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ChangeLog
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@ -1,5 +1,9 @@
2009-10-29 Ulrich Drepper <drepper@redhat.com>
[BZ #10780]
* libio/ioputs.c (_IO_puts): Make sure to not return a number which
overflows the int return type.
[BZ #10717]
* malloc/memusagestat.c (main): Fix repairing of trace files. We also
have to compute maxsize_total, we have to update the variables, and

5
libio/ioputs.c
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@ -1,4 +1,4 @@
/* Copyright (C) 1993,1996,1997,1998,1999,2003 Free Software Foundation, Inc.
/* Copyright (C) 1993,1996-1999,2003,2009 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
@ -27,6 +27,7 @@
#include "libioP.h"
#include <string.h>
#include <limits.h>
int
_IO_puts (str)
@ -40,7 +41,7 @@ _IO_puts (str)
|| _IO_fwide (_IO_stdout, -1) == -1)
&& _IO_sputn (_IO_stdout, str, len) == len
&& _IO_putc_unlocked ('\n', _IO_stdout) != EOF)
result = len + 1;
result = MIN (INT_MAX, len + 1);
_IO_release_lock (_IO_stdout);
return result;