* [PATCH] Cygwin: console: Fix yet another bug on input when signalled.
@ 2021-11-02 8:09 Takashi Yano
0 siblings, 0 replies; only message in thread
From: Takashi Yano @ 2021-11-02 8:09 UTC (permalink / raw)
To: cygwin-patches
- Currently, read() returns EINTR due to a bug if signal handler
is SIG_DFL and the process is suspended by Ctrl-Z and restarted.
This patch fixes the issue.
---
winsup/cygwin/fhandler_termios.cc | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/winsup/cygwin/fhandler_termios.cc b/winsup/cygwin/fhandler_termios.cc
index 012ecb356..b72f01f22 100644
--- a/winsup/cygwin/fhandler_termios.cc
+++ b/winsup/cygwin/fhandler_termios.cc
@@ -133,7 +133,8 @@ tty_min::kill_pgrp (int sig)
siginfo_t si = {0};
si.si_signo = sig;
si.si_code = SI_KERNEL;
- last_sig = sig;
+ if (sig > 0 && sig < _NSIG)
+ last_sig = sig;
for (unsigned i = 0; i < pids.npids; i++)
{
--
2.33.0
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2021-11-02 8:09 [PATCH] Cygwin: console: Fix yet another bug on input when signalled Takashi Yano
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