contrib/vim/HGAnnotate.vim
author Siddharth Agarwal <sid0@fb.com>
Thu, 16 Oct 2014 19:15:51 -0700
changeset 23032 f484be02bd35
parent 2591 61f2008cd6bf
permissions -rw-r--r--
lock: while releasing, unlink lockfile even if the release function throws Consider a hypothetical bug in the release function that causes it to raise an exception. Also consider the bisect command, which saves its state in a finally clause. Saving the state requires acquiring the wlock. If we don't unlink the lockfile when the exception is thrown, we'll try to acquire the wlock again. We're going to try and acquire a lock again while our old lockfile is on disk. The PID on disk is our own, and of course we're still running, so we won't take over the lock. Hence we'll be stuck waiting for a lock that we left behind ourselves. To avoid this, always unlink the lockfile. This preserves the invariant that self.held > 0 is equivalent to the lockfile existing on disk.
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" $Id: CVSAnnotate.vim,v 1.5 2002/10/01 21:34:02 rhiestan Exp $
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" Vim syntax file
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" Language:	CVS annotate output
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" Maintainer:	Bob Hiestand <bob@hiestandfamily.org>
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" Last Change:	$Date: 2002/10/01 21:34:02 $
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" Remark:	Used by the cvscommand plugin.  Originally written by Mathieu
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" Clabaut
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if version < 600
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  syntax clear
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elseif exists("b:current_syntax")
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  finish
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endif
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syn match cvsDate 	/\S\S\S \S\+ \d\+ \d\+:\d\+:\d\+ \d\+ [+-]\?\d\+/ contained
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syn match cvsName  	/^\s*\S\+ / 		contained nextgroup=cvsVer
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syn match cvsVer 	/\d\+ / 		contained nextgroup=cvsDate
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syn region cvsHead 	start="^" end=":" 	contains=cvsVer,cvsName,cvsDate
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if !exists("did_cvsannotate_syntax_inits")
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let did_cvsannotate_syntax_inits = 1
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hi link cvsText 	String
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hi link cvsDate 	Comment
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hi link cvsName	Type
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hi link cvsVer	Statement
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endif
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let b:current_syntax="CVSAnnotate"