Subject: bug#25178: (no subject)

From: [email-masked]
Date: Mon, 19 Dec 2016 12:17:37 -0500

Date: Mon, 19 Dec 2016 19:17:02 +0200૾＀䴀攀猀猀愀最攀ⴀ䤀搀㨀 㰀㠀㌀爀㌀㔀㌀㐀稀㔀搀⸀昀猀昀䀀最渀甀⸀漀爀最㸊From: Eli Zaretskii <[email-masked]>૾＀吀漀㨀 䔀氀椀愀猀 䴀愀爀琀攀渀猀漀渀 㰀攀氀椀愀猀⸀洀愀爀琀攀渀猀漀渀䀀洀甀爀攀砀⸀挀漀洀㸊CC: [email-masked]૾＀䤀渀ⴀ爀攀瀀氀礀ⴀ琀漀㨀 㰀礀砀搀㠀㌀㜀栀欀漀挀爀戀⸀昀猀昀䀀洀甀爀攀砀⸀挀漀洀㸀 ⠀洀攀猀猀愀最攀 昀爀漀洀 䔀氀椀愀猀 䴀愀爀琀攀渀猀漀渀 漀渊	Mon, 19 Dec 2016 10:48:08 +0800)૾＀匀甀戀樀攀挀琀㨀 刀攀㨀 戀甀最⌀㈀㔀㄀㜀㠀㨀 ㈀㘀⸀　⸀㔀　㬀 䌀爀愀猀栀 眀栀攀渀 瀀爀攀猀猀椀渀最 䌀ⴀ最 椀渀 吀吀夀 洀漀搀攊Reply-to: Eli Zaretskii <[email-masked]>૾＀刀攀昀攀爀攀渀挀攀猀㨀 㰀礀砀搀㠀琀眀愀㤀最㐀㄀甀⸀昀猀昀䀀洀甀爀攀砀⸀挀漀洀㸀 㰀㠀㌀戀洀眀栀挀挀椀戀⸀昀猀昀䀀最渀甀⸀漀爀最㸊	<[email-masked]> <[email-masked]>૾＀ऀ㰀礀砀搀㠀漀愀　昀洀挀欀渀⸀昀猀昀䀀洀甀爀攀砀⸀挀漀洀㸀 㰀㠀㌀攀最㄀㘀㜀樀㌀㄀⸀昀猀昀䀀最渀甀⸀漀爀最㸀 㰀礀砀搀㠀㌀㜀栀欀漀挀爀戀⸀昀猀昀䀀洀甀爀攀砀⸀挀漀洀㸊૾＀㸀 䘀爀漀洀㨀 䔀氀椀愀猀 䴀愀爀琀攀渀猀漀渀 㰀攀氀椀愀猀⸀洀愀爀琀攀渀猀漀渀䀀洀甀爀攀砀⸀挀漀洀㸊> CC: <[email-masked]>૾＀㸀 䐀愀琀攀㨀 䴀漀渀Ⰰ ㄀㤀 䐀攀挀 ㈀　㄀㘀 ㄀　㨀㐀㠀㨀　㠀 ⬀　㠀　《> ૾＀㸀 㸀 䔀氀椀 娀愀爀攀琀猀欀椀椀 㰀攀氀椀稀䀀最渀甀⸀漀爀最㸀 眀爀椀琀攀猀㨊> > ૾＀㸀 㸀 㸀 䘀爀漀洀㨀 䔀氀椀愀猀 䴀愀爀琀攀渀猀漀渀 㰀攀氀椀愀猀⸀洀愀爀琀攀渀猀漀渀䀀洀甀爀攀砀⸀挀漀洀㸊> > > CC: <[email-masked]>૾＀㸀 㸀 㸀 䐀愀琀攀㨀 圀攀搀Ⰰ ㄀㐀 䐀攀挀 ㈀　㄀㘀 ㄀㄀㨀　㤀㨀㄀㈀ ⬀　㠀　《> > > ૾＀㸀 㸀 㸀 䌀愀氀氀椀渀最 瀀琀栀爀攀愀搀开洀甀琀攀砀开甀渀氀漀挀欀⠀⤀ 琀眀椀挀攀 栀愀猀 琀漀 戀攀 甀渀搀攀昀椀渀攀搀 戀攀栀愀瘀椀漀甀爀⸀ 䤀渊> > > fact, it can never work. Imagine what would happen if a different thread૾＀㸀 㸀 㸀 挀愀氀氀攀搀 瀀琀栀爀攀愀搀开洀甀琀攀砀开氀漀挀欀⠀⤀ 漀渀 琀栀攀 洀甀琀攀砀 戀攀琀眀攀攀渀 琀眀漀 琀栀攀 琀眀漀 甀渀氀漀挀權> > > calls. In that case, you'd be unlocking a mutex help by a different૾＀㸀 㸀 㸀 琀栀爀攀愀搀 眀栀椀挀栀 椀猀 漀戀瘀椀漀甀猀氀礀 瘀攀爀礀 搀愀渀最攀爀漀甀猀⸊> > ૾＀㸀 㸀 䌀愀渀 礀漀甀 琀爀礀 琀栀攀 瀀愀琀挀栀 戀攀氀漀眀 愀渀搀 猀攀攀 椀昀 椀琀 猀琀漀瀀猀 琀栀攀 挀爀愀猀栀攀猀㼀  圀椀琀栊> > this patch, I no longer see two calls to pthread_mutex_unlock in a૾＀㸀 㸀 爀漀眀⸊> ૾＀㸀 䤀✀瘀攀 琀爀椀攀搀 椀琀Ⰰ 愀渀搀 䤀 愀洀 渀漀眀 甀渀愀戀氀攀 琀漀 爀攀瀀爀漀搀甀挀攀 琀栀攀 瀀爀漀戀氀攀洀⸀ 吀栀愀渀欀猀 愊> lot!૾＊Thanks, pushed.  Please test.૾＊> > Would people who know about signals and threads please eyeball this૾＀㸀 㸀 瀀愀琀挀栀 愀渀搀 挀漀洀洀攀渀琀 漀渀 眀栀攀琀栀攀爀 椀琀 椀猀 挀漀爀爀攀挀琀Ⰰ 猀愀昀攀Ⰰ 攀琀挀⸀㼀  吀䤀䄀⸊> ૾＀㸀 䤀✀洀 焀甀椀琀攀 眀攀氀氀ⴀ瘀攀爀猀攀搀 漀渀 琀栀攀 琀漀瀀椀挀 漀昀 琀栀爀攀愀搀椀渀最Ⰰ 戀甀琀 渀漀琀 猀漀 洀甀挀栀 椀渀 琀栀攊> internals of Emacs, but I'm looking at it now.૾＊Thanks.૾＊> I do have a non-technical comment though, about the function૾＀㸀 甀渀戀氀漀挀欀开椀渀琀攀爀爀甀瀀琀开猀椀最渀愀氀⠀⤀⸀ 䄀猀 昀愀爀 愀猀 䤀 挀愀渀 琀攀氀氀Ⰰ 椀琀 搀漀攀猀渀✀琀 搀漀 眀栀愀琀 琀栀攊> function name suggests it does. I'd rather name it set_signal_mask(),૾＀㸀 猀椀渀挀攀 琀栀愀琀✀猀 眀栀愀琀 椀琀 搀漀攀猀⸊૾＀䤀 爀攀渀愀洀攀搀 椀琀 琀漀 爀攀猀琀漀爀攀开猀椀最渀愀氀开洀愀猀欀⸊૾＀倀⸀匀⸀ 礀漀甀爀 洀愀椀氀攀爀 搀漀攀猀 猀漀洀攀琀栀椀渀最 眀攀椀爀搀㨀 椀琀 愀瀀瀀攀渀搀猀 愀 搀椀猀挀氀愀椀洀攀爊encoded in UTF-16, which marks your entire mail as encoded in UTF-16,૾＀愀渀搀 琀栀愀琀 洀愀欀攀猀 琀栀攀 戀漀搀礀 甀渀爀攀愀搀愀戀氀攀 最椀戀戀攀爀椀猀栀⸀  䤀 渀攀攀搀攀搀 猀漀洀攀 樀甀最最氀椀渀朊to restore the payload.ਊਊ�