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* dtable.cc (dtable::init_std_file_from_handle): Add some defensive code to 

invalid handle case.
This commit is contained in:
Christopher Faylor 2002-01-06 17:29:41 +00:00
parent d7e7027d12
commit 10dedaaa4c
2 changed files with 11 additions and 3 deletions
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5
winsup/cygwin/ChangeLog
View File

@ -1,3 +1,8 @@
2002-01-06 Christopher Faylor <cgf@redhat.com>
* dtable.cc (dtable::init_std_file_from_handle): Add some defensive
code to invalid handle case.
2002-01-06 Corinna Vinschen <corinna@vinschen.de> 2002-01-06 Corinna Vinschen <corinna@vinschen.de>
* ioctl.cc (ioctl): Make third argument optional. * ioctl.cc (ioctl): Make third argument optional.

9
winsup/cygwin/dtable.cc
View File

@ -91,8 +91,8 @@ dtable::extend (int howmuch)
} }
/* Initialize the file descriptor/handle mapping table. /* Initialize the file descriptor/handle mapping table.
We only initialize the parent table here. The child table is This function should only be called when a cygwin function is invoked
initialized at each fork () call. */ by a non-cygwin function, i.e., it should only happen very rarely. */
void void
stdio_init (void) stdio_init (void)
@ -197,7 +197,10 @@ dtable::init_std_file_from_handle (int fd, HANDLE handle, DWORD myaccess)
first_fd_for_open = 0; first_fd_for_open = 0;
if (!handle || handle == INVALID_HANDLE_VALUE) if (!handle || handle == INVALID_HANDLE_VALUE)
return; {
fds[fd] = NULL;
return;
}
if (__fmode) if (__fmode)
bin = __fmode; bin = __fmode;