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* fhandler_tty.cc (fhandler_pty_slave::ioctl): Drop FIONBIO case.

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Handle FIONREAD.
	(fhandler_pty_master::ioctl): Ditto.  Call fhandler_base::ioctl to
	decode default condition.
	* fhandler_console.cc (fhandler_console::ioctl): Handle FIONREAD.
This commit is contained in:
Corinna Vinschen
2011-07-22 18:50:42 +00:00
parent da7287ed5d
commit cfb517f39a
3 changed files with 50 additions and 13 deletions
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20
winsup/cygwin/fhandler_console.cc
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@@ -32,6 +32,7 @@ details. */
#include "cygtls.h"
#include "tls_pbuf.h"
#include "registry.h"
#include <asm/socket.h>
/* Don't make this bigger than NT_MAX_PATH as long as the temporary buffer
is allocated using tmp_pathbuf!!! */
@@ -887,11 +888,20 @@ fhandler_console::ioctl (unsigned int cmd, void *buf)
*(unsigned char *) buf = (unsigned char) dev_state.nModifiers;
return 0;
}
else
{
set_errno (EINVAL);
return -1;
}
set_errno (EINVAL);
return -1;
case FIONREAD:
{
DWORD n;
if (!GetNumberOfConsoleInputEvents (get_io_handle (), &n))
{
__seterrno ();
return -1;
}
*(int *) buf = (int) n;
return 0;
}
break;
}
return fhandler_base::ioctl (cmd, buf);