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* select.cc: Set errno using set_sig_errno() throughout.

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* signal.cc (signal): Always set SA_RESTART flag.
	* syscalls.cc (_read): Revert previous patch.
This commit is contained in:
Corinna Vinschen
2001-11-08 17:49:52 +00:00
parent 036fd823dc
commit 80a429d20a
4 changed files with 18 additions and 10 deletions
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18
winsup/cygwin/select.cc
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@@ -89,7 +89,7 @@ typedef long fd_mask;
if (cygheap->fdtab.not_open ((s)->fd)) \
{ \
(s)->saw_error = true; \
set_errno (EBADF); \
set_sig_errno (EBADF); \
return -1; \
} \
@@ -238,7 +238,7 @@ select_stuff::wait (fd_set *readfds, fd_set *writefds, fd_set *exceptfds,
{
if (m > MAXIMUM_WAIT_OBJECTS)
{
set_errno (EINVAL);
set_sig_errno (EINVAL);
return -1;
}
if (!s->startup (s, this))
@@ -780,7 +780,7 @@ fhandler_tty_slave::ready_for_read (int fd, DWORD howlong)
HANDLE w4[2];
if (cygheap->fdtab.not_open (fd))
{
set_errno (EBADF);
set_sig_errno (EBADF);
return 0;
}
if (get_readahead_valid ())
@@ -793,17 +793,17 @@ fhandler_tty_slave::ready_for_read (int fd, DWORD howlong)
switch (WaitForMultipleObjects (2, w4, FALSE, howlong))
{
case WAIT_OBJECT_0:
set_errno (EINTR);
set_sig_errno (EINTR);
return 0;
case WAIT_OBJECT_0 + 1:
return 1;
case WAIT_FAILED:
select_printf ("wait failed %E");
set_errno (EINVAL); /* FIXME: correct errno? */
set_sig_errno (EINVAL); /* FIXME: correct errno? */
return 0;
default:
if (!howlong)
set_errno (EAGAIN);
set_sig_errno (EAGAIN);
return 0;
}
}
@@ -1089,7 +1089,7 @@ fhandler_base::ready_for_read (int fd, DWORD howlong)
if (fd >= 0 && cygheap->fdtab.not_open (fd))
{
set_errno (EBADF);
set_sig_errno (EBADF);
avail = 0;
break;
}
@@ -1097,13 +1097,13 @@ fhandler_base::ready_for_read (int fd, DWORD howlong)
if (howlong != INFINITE)
{
if (!avail)
set_errno (EAGAIN);
set_sig_errno (EAGAIN);
break;
}
if (WaitForSingleObject (signal_arrived, avail ? 0 : 10) == WAIT_OBJECT_0)
{
set_errno (EINTR);
set_sig_errno (EINTR);
avail = 0;
break;
}