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* fhandler.h (line_edit_status): Add a new element.

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* fhandler_termios.cc (fhandler_termios::line_edit): After accept_input, handle
both potential error condition and pipe full conditions.
* fhandler_tty.cc (fhandler_pty_master::accept_input): Return -1 on error.
(fhandler_pty_master::write): Handle pipe full condition.
This commit is contained in:
Christopher Faylor
2002-12-20 01:38:55 +00:00
parent e9f731caf7
commit 388aa9941b
4 changed files with 25 additions and 6 deletions
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13
winsup/cygwin/fhandler_tty.cc
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@@ -169,6 +169,7 @@ fhandler_pty_master::accept_input ()
{
debug_printf ("error writing to pipe %E");
get_ttyp ()->read_retval = -1;
ret = -1;
}
else
{
@@ -1077,11 +1078,17 @@ fhandler_pty_master::close ()
int
fhandler_pty_master::write (const void *ptr, size_t len)
{
size_t i;
int i;
char *p = (char *) ptr;
for (i=0; i<len; i++)
if (line_edit (p++, 1) == line_edit_error)
for (i=0; i < (int) len; i++)
{
line_edit_status status = line_edit (p++, 1);
if (status == line_edit_ok || status == line_edit_input_done)
continue;
if (status != line_edit_pipe_full)
i = -1;
break;
}
return i;
}