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* [newlib-cygwin] Cygwin: console: Restore CTRL_BREAK_EVENT handling.
@ 2022-02-24 8:47 Takashi Yano
0 siblings, 0 replies; only message in thread
From: Takashi Yano @ 2022-02-24 8:47 UTC (permalink / raw)
To: cygwin-cvs
https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=5c4a0824e73d689f0c456e605d74b03dcb2f7aec
commit 5c4a0824e73d689f0c456e605d74b03dcb2f7aec
Author: Takashi Yano <takashi.yano@nifty.ne.jp>
Date: Thu Feb 24 17:28:32 2022 +0900
Cygwin: console: Restore CTRL_BREAK_EVENT handling.
- The recent change by the commit "Cygwin: console: Redesign handling
of special keys." breaks the handling of CTRL_BREAK_EVENT. The login
shell in console exits on Ctrl-Break key. This patch fixes the issue.
Diff:
---
winsup/cygwin/exceptions.cc | 13 ++++++-------
winsup/cygwin/fhandler_console.cc | 11 +++--------
winsup/cygwin/sigproc.cc | 3 +--
3 files changed, 10 insertions(+), 17 deletions(-)
diff --git a/winsup/cygwin/exceptions.cc b/winsup/cygwin/exceptions.cc
index 356d69d6a..73bf68939 100644
--- a/winsup/cygwin/exceptions.cc
+++ b/winsup/cygwin/exceptions.cc
@@ -1146,6 +1146,11 @@ ctrl_c_handler (DWORD type)
if (!pinfo (cygwin_pid (GetCurrentProcessId ())))
return TRUE;
+ if (type == CTRL_C_EVENT && ::cygheap->ctty
+ && !cygheap->ctty->need_console_handler ())
+ /* Ctrl-C is handled in fhandler_console::cons_master_thread(). */
+ return TRUE;
+
tty_min *t = cygwin_shared->tty.get_cttyp ();
/* If process group leader is non-cygwin process or not exist,
@@ -1169,14 +1174,8 @@ ctrl_c_handler (DWORD type)
(to indicate that we have handled the signal). At this point, type
should be a CTRL_C_EVENT or CTRL_BREAK_EVENT. */
{
- int sig = SIGINT;
- /* If intr and quit are both mapped to ^C, send SIGQUIT on ^BREAK */
- if (type == CTRL_BREAK_EVENT
- && t->ti.c_cc[VINTR] == 3 && t->ti.c_cc[VQUIT] == 3)
- sig = SIGQUIT;
t->last_ctrl_c = GetTickCount64 ();
- t->kill_pgrp (sig);
- t->output_stopped = false;
+ fhandler_termios::process_sigs ('\003', (tty *) t, ::cygheap->ctty);
t->last_ctrl_c = GetTickCount64 ();
return TRUE;
}
diff --git a/winsup/cygwin/fhandler_console.cc b/winsup/cygwin/fhandler_console.cc
index b290cde08..843a96f9a 100644
--- a/winsup/cygwin/fhandler_console.cc
+++ b/winsup/cygwin/fhandler_console.cc
@@ -699,11 +699,7 @@ fhandler_console::bg_check (int sig, bool dontsignal)
if (sig == SIGTTIN)
{
set_input_mode (tty::cygwin, &tc ()->ti, get_handle_set ());
- if (con.disable_master_thread)
- {
- con.disable_master_thread = false;
- init_console_handler (false);
- }
+ con.disable_master_thread = false;
}
if (sig == SIGTTOU)
set_output_mode (tty::cygwin, &tc ()->ti, get_handle_set ());
@@ -1406,7 +1402,8 @@ bool
fhandler_console::open_setup (int flags)
{
set_flags ((flags & ~O_TEXT) | O_BINARY);
- myself->set_ctty (this, flags);
+ if (myself->set_ctty (this, flags) && !myself->cygstarted)
+ init_console_handler (true);
return fhandler_base::open_setup (flags);
}
@@ -1422,8 +1419,6 @@ fhandler_console::post_open_setup (int fd)
else if (fd == 1 || fd == 2)
set_output_mode (tty::cygwin, &get_ttyp ()->ti, &handle_set);
- init_console_handler (need_console_handler ());
-
fhandler_base::post_open_setup (fd);
}
diff --git a/winsup/cygwin/sigproc.cc b/winsup/cygwin/sigproc.cc
index 16ea5031b..4d7d273ae 100644
--- a/winsup/cygwin/sigproc.cc
+++ b/winsup/cygwin/sigproc.cc
@@ -1392,8 +1392,7 @@ wait_sig (VOID *)
sig_held = true;
break;
case __SIGSETPGRP:
- if (::cygheap->ctty)
- init_console_handler (::cygheap->ctty->need_console_handler ());
+ init_console_handler (true);
break;
case __SIGTHREADEXIT:
{
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