[PATCH] Cygwin: pty: Fix state mismatch caused in octave gui.
Takashi Yano
takashi.yano@nifty.ne.jp
Thu Jan 16 11:05:00 GMT 2020
- In octave gui, sometimes state mismatch between real pty state
and state variable occurs. For example, this occurs when 'ls'
command is executed in octave gui. This patch fixes the issue.
---
winsup/cygwin/spawn.cc | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/winsup/cygwin/spawn.cc b/winsup/cygwin/spawn.cc
index 08d52bb28..f7c6dd590 100644
--- a/winsup/cygwin/spawn.cc
+++ b/winsup/cygwin/spawn.cc
@@ -947,6 +947,15 @@ child_info_spawn::worker (const char *prog_arg, const char *const *argv,
{
FreeConsole ();
AttachConsole (pid_restore);
+ cygheap_fdenum cfd (false);
+ int fd;
+ while ((fd = cfd.next ()) >= 0)
+ if (cfd->get_major () == DEV_PTYS_MAJOR)
+ {
+ fhandler_pty_slave *ptys =
+ (fhandler_pty_slave *) (fhandler_base *) cfd;
+ ptys->fixup_after_attach (false, fd);
+ }
}
return (int) res;
--
2.21.0
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