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Isolate Dir.chdir to a new process, or mutex #372

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Isolate Dir.chdir to a new process, or mutex #372

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3d789f7
[WIP]Start replacing Dir.chdir with paths
Jun 25, 2018
3ad8851
Merge branch 'master' into 355
taquitos Jun 25, 2018
ba1df97
Merge branch 'master' into 355
taquitos Jun 25, 2018
f3f7518
fork() when using Dir.chdir, otherwise, use a mutex
Jun 25, 2018
f1cd6de
Merge pull request #1 from taquitos/355
taquitos Jun 25, 2018
df31b57
fork() when using Dir.chdir, otherwise, use a mutex
Jun 25, 2018
22ae609
wrap calls to in a semaphore
Jun 25, 2018
5449c01
Merge pull request #2 from taquitos/355
taquitos Jun 25, 2018
ae1baa3
Merge remote-tracking branch 'upstream/master'
Jul 17, 2018
e57f46f
Merge remote-tracking branch 'upstream/master'
Aug 13, 2018
0d32576
Revert "355"
taquitos Aug 13, 2018
a100a36
Merge pull request #3 from taquitos/revert-2-355
taquitos Aug 13, 2018
1cdc5fd
Revert "355"
taquitos Aug 13, 2018
cdcc6a5
Merge pull request #4 from taquitos/revert-1-355
taquitos Aug 13, 2018
0fb9798
Isolate Dir.chdir to a new process, or mutex
Aug 13, 2018
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wrap calls to in a semaphore 
Signed-off-by: Joshua Liebowitz <taquitos@google.com>
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Joshua Liebowitz committed Jun 25, 2018
commit 22ae6097c928ec579cbe28be4c8bd9165c4a7ed4
29 changes: 21 additions & 8 deletions lib/git/lib.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -8,6 +8,7 @@ class GitExecuteError < StandardError
class Lib

@@semaphore = Mutex.new
@@config_semaphore = Mutex.new
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calls to config also should be protected, but it might be heavy handed to fork


def initialize(base = nil, logger = nil)
@git_dir = nil
Expand Down Expand Up @@ -438,23 +439,35 @@ def config_remote(name)
end

def config_get(name)
do_get = lambda do |path|
command('config', ['--get', name])
end
@@config_semaphore.synchronize do
do_get = lambda do |path|
command('config', ['--get', name])
end

do_get.call(@git_dir)
if @git_dir
Dir.chdir(@git_dir, &do_get)
else
do_get.call
end
end
end

def global_config_get(name)
command('config', ['--global', '--get', name], false)
end

def config_list
build_list = lambda do |path|
parse_config_list command_lines('config', ['--list'])
end
@@config_semaphore.synchronize do
build_list = lambda do |path|
parse_config_list command_lines('config', ['--list'])
end

build_list.call(@git_dir)
if @git_dir
Dir.chdir(@git_dir, &build_list)
else
build_list.call
end
end
end

def global_config_list
Expand Down