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2004-08-28 Pierre Humblet <pierre.humblet@ieee.org> 

* syscalls.cc (ftruncate64): On 9x, call write with a zero length
        to zero fill when the file is extended.
This commit is contained in:
Pierre Humblet 2004-08-28 01:37:27 +00:00
parent 5796021e86
commit 2e41976b56
2 changed files with 10 additions and 2 deletions
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5
winsup/cygwin/ChangeLog
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@ -1,3 +1,8 @@
2004-08-28 Pierre Humblet <pierre.humblet@ieee.org>
* syscalls.cc (ftruncate64): On 9x, call write with a zero length
to zero fill when the file is extended.
2004-08-24 Corinna Vinschen <corinna@vinschen.de>
* syscalls.cc (link): Avoid compiler warning.

7
winsup/cygwin/syscalls.cc
View File

@ -1676,7 +1676,7 @@ setmode (int fd, int mode)
extern "C" int
ftruncate64 (int fd, _off64_t length)
{
int res = -1;
int res = -1, res_bug = 0;
if (length < 0)
set_errno (EINVAL);
@ -1693,10 +1693,13 @@ ftruncate64 (int fd, _off64_t length)
_off64_t prev_loc = cfd->lseek (0, SEEK_CUR);
cfd->lseek (length, SEEK_SET);
/* Fill the space with 0, if needed */
if (wincap.has_lseek_bug ())
res_bug = cfd->write (&res, 0);
if (!SetEndOfFile (h))
__seterrno ();
else
res = 0;
res = res_bug;
/* restore original file pointer location */
cfd->lseek (prev_loc, SEEK_SET);