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Use al possible bytes from fopen mode string.

This commit is contained in:
Eric Blake 2011-04-22 23:40:57 -04:00 committed by Ulrich Drepper
parent 4df46dbda7
commit b722481ac2
3 changed files with 24 additions and 17 deletions
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7
ChangeLog
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@ -1,3 +1,10 @@
2011-04-22 Ulrich Drepper <drepper@gmail.com>
[BZ #12685]
* libio/fileops.c (_IO_new_file_fopen): Scan up to 7 bytes of the
mode string.
Patch by Eric Blake <eblake@redhat.com>.
2011-04-20 H.J. Lu <hongjiu.lu@intel.com>
* sunrpc/Makefile (need-export-routines): Add svc_run.

4
NEWS
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@ -1,4 +1,4 @@
GNU C Library NEWS -- history of user-visible changes. 2011-4-17
GNU C Library NEWS -- history of user-visible changes. 2011-4-22
Copyright (C) 1992-2009, 2010, 2011 Free Software Foundation, Inc.
See the end for copying conditions.
@ -19,7 +19,7 @@ Version 2.14
* The following bugs are resolved with this release:
11724, 12420, 12445, 12454, 12460, 12469, 12489, 12509, 12510, 12518, 12583,
12587, 12597, 12631, 12650, 12653, 12655
12587, 12597, 12631, 12650, 12653, 12655, 12685
Version 2.13

30
libio/fileops.c
View File

@ -290,7 +290,7 @@ _IO_new_file_fopen (fp, filename, mode, is32not64)
#ifdef _LIBC
last_recognized = mode;
#endif
for (i = 1; i < 6; ++i)
for (i = 1; i < 7; ++i)
{
switch (*++mode)
{
@ -997,18 +997,18 @@ _IO_new_file_seekoff (fp, offset, dir, mode)
/* Adjust for read-ahead (bytes is buffer). */
offset -= fp->_IO_read_end - fp->_IO_read_ptr;
if (fp->_offset == _IO_pos_BAD)
{
if (mode != 0)
goto dumb;
else
{
result = _IO_SYSSEEK (fp, 0, dir);
if (result == EOF)
return result;
{
if (mode != 0)
goto dumb;
else
{
result = _IO_SYSSEEK (fp, 0, dir);
if (result == EOF)
return result;
fp->_offset = result;
}
}
fp->_offset = result;
}
}
/* Make offset absolute, assuming current pointer is file_ptr(). */
offset += fp->_offset;
if (offset < 0)
@ -1270,7 +1270,7 @@ _IO_new_file_write (f, data, n)
{
f->_flags |= _IO_ERR_SEEN;
break;
}
}
to_do -= count;
data = (void *) ((char *) data + count);
}
@ -1358,12 +1358,12 @@ _IO_new_file_xsputn (f, data, n)
do_write = to_do - (block_size >= 128 ? to_do % block_size : 0);
if (do_write)
{
{
count = new_do_write (f, s, do_write);
to_do -= count;
if (count < do_write)
return n - to_do;
}
}
/* Now write out the remainder. Normally, this will fit in the
buffer, but it's somewhat messier for line-buffered files,