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Revert "Cygwin: signal: Do not handle signal when __SIGFLUSHFAST is sent"

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This reverts commit a22a0ad7c4f0 to apply a new patch for the same
purpose.

Signed-off-by: Takashi Yano <takashi.yano@nifty.ne.jp>
This commit is contained in:
Takashi Yano 2025-01-18 19:19:56 +09:00
parent dbd662300b
commit 6172e5283b
2 changed files with 5 additions and 18 deletions
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3
winsup/cygwin/release/3.5.6
View File

@ -7,6 +7,3 @@ Fixes:
- Fix a regression since 3.5.0 which fails to use POSIX semantics in
unlink/rename on NTFS.
- Fix zsh hang at startup.
Addresses: https://cygwin.com/pipermail/cygwin/2024-December/256954.html

20
winsup/cygwin/sigproc.cc
View File

@ -751,14 +751,10 @@ sig_send (_pinfo *p, siginfo_t& si, _cygtls *tls)
res = WriteFile (sendsig, leader, packsize, &nb, NULL);
if (!res || packsize == nb)
break;
if (cygwait (NULL, 10, cw_sig_eintr) == WAIT_SIGNALED
&& pack.si.si_signo != __SIGFLUSHFAST)
if (cygwait (NULL, 10, cw_sig_eintr) == WAIT_SIGNALED)
_my_tls.call_signal_handler ();
res = 0;
}
/* Re-assert signal_arrived which has been cleared in cygwait(). */
if (_my_tls.current_sig)
_my_tls.set_signal_arrived ();
if (!res)
{
@ -789,16 +785,7 @@ sig_send (_pinfo *p, siginfo_t& si, _cygtls *tls)
if (wait_for_completion)
{
sigproc_printf ("Waiting for pack.wakeup %p", pack.wakeup);
do
{
rc = cygwait (pack.wakeup, WSSC, cw_sig_eintr);
if (rc == WAIT_SIGNALED && pack.si.si_signo != __SIGFLUSHFAST)
_my_tls.call_signal_handler ();
}
while (rc != WAIT_OBJECT_0 && rc != WAIT_TIMEOUT);
/* Re-assert signal_arrived which has been cleared in cygwait(). */
if (_my_tls.current_sig)
_my_tls.set_signal_arrived ();
rc = cygwait (pack.wakeup, WSSC);
ForceCloseHandle (pack.wakeup);
}
else
@ -819,6 +806,9 @@ sig_send (_pinfo *p, siginfo_t& si, _cygtls *tls)
rc = -1;
}
if (wait_for_completion && si.si_signo != __SIGFLUSHFAST)
_my_tls.call_signal_handler ();
out:
if (communing && rc)
{