From: Bart Schaefer <schaefer@brasslantern.com>
To: zsh-workers@zsh.org
Subject: Re: Deadlock when receiving kill-signal from child process
Date: Wed, 5 Aug 2015 11:52:49 -0700 [thread overview]
Message-ID: <150805115249.ZM7158@torch.brasslantern.com> (raw)
In-Reply-To: <CA+=GgY5F-ZD7us6C6-N+3NevKPmVvcJ+Zm7MYp4yDQTZhxY6kg@mail.gmail.com>
On Aug 5, 7:05pm, Mathias Fredriksson wrote:
}
} The freezes are now much less frequent, but I still managed to get it
} to lock up with a slightly different gdb trace this time around.
Hm. I'm a little puzzled by the continued appearance of the "no job
table entry" warning but this --
} #15 <signal handler called>
} #16 0x00007fff896dad62 in tiny_free_list_add_ptr ()
} #17 0x00007fff896d9e7f in szone_free_definite_size ()
} #18 0x000000010365e89a in inputsetline ()
-- is another case where we're manipulating global state without blocking
signal traps.
diff --git a/Src/input.c b/Src/input.c
index 1efabad..cabf942 100644
--- a/Src/input.c
+++ b/Src/input.c
@@ -377,6 +377,8 @@ inputline(void)
static void
inputsetline(char *str, int flags)
{
+ queue_signals();
+
if ((inbufflags & INP_FREE) && inbuf) {
free(inbuf);
}
@@ -394,6 +396,8 @@ inputsetline(char *str, int flags)
else
inbufct = inbufleft;
inbufflags = flags;
+
+ unqueue_signals();
}
/*
next prev parent reply other threads:[~2015-08-05 18:52 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-03 11:25 Mathias Fredriksson
2015-08-03 15:52 ` Bart Schaefer
2015-08-03 20:36 ` Mathias Fredriksson
2015-08-03 20:58 ` Bart Schaefer
2015-08-04 21:52 ` Mathias Fredriksson
2015-08-05 0:05 ` Mathias Fredriksson
2015-08-05 6:53 ` Bart Schaefer
2015-08-05 10:37 ` Mathias Fredriksson
2015-08-05 15:52 ` Bart Schaefer
2015-08-05 16:05 ` Mathias Fredriksson
2015-08-05 18:52 ` Bart Schaefer [this message]
2015-08-05 19:11 ` Mathias Fredriksson
2015-08-05 20:20 ` Bart Schaefer
2015-08-05 21:49 ` Mathias Fredriksson
2015-08-06 5:06 ` Bart Schaefer
2015-08-06 8:24 ` Mathias Fredriksson
2015-08-06 15:54 ` Bart Schaefer
2015-08-07 0:45 ` Mathias Fredriksson
2015-08-07 5:39 ` Bart Schaefer
2015-08-09 13:53 ` Mathias Fredriksson
2015-08-09 23:42 ` Bart Schaefer
2015-08-10 0:02 ` Mikael Magnusson
2015-08-10 0:16 ` Mathias Fredriksson
2015-08-10 1:47 ` Bart Schaefer
2015-08-10 2:02 ` Mikael Magnusson
2015-08-10 15:59 ` Bart Schaefer
2015-08-10 17:30 ` Mathias Fredriksson
2015-08-10 0:36 ` Bart Schaefer
2015-08-10 0:29 ` Bart Schaefer
2015-08-10 19:34 ` Bart Schaefer
2015-08-10 21:17 ` Mathias Fredriksson
2015-08-10 22:53 ` Mathias Fredriksson
2015-08-11 0:53 ` Bart Schaefer
2015-08-11 12:17 ` Mathias Fredriksson
2015-08-11 14:38 ` Mathias Fredriksson
2015-08-11 15:07 ` Bart Schaefer
2015-08-11 15:22 ` Mathias Fredriksson
2015-08-11 4:06 ` Running commands in a zpty worker Bart Schaefer
2015-08-11 13:14 ` Mathias Fredriksson
2015-08-11 14:35 ` Mathias Fredriksson
2015-08-11 14:37 ` Bart Schaefer
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