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Don't block the entire Firefox process during io.system.

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--HG--
extra : rebase_source : 7e3889e5bf19cdd1726fdd5c3dcdb98f4f0374f5
This commit is contained in:
Kris Maglione
2010-11-04 08:31:07 -04:00
parent e66c15ebbd
commit 6932c87d48
4 changed files with 21 additions and 9 deletions
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22
common/content/io.js
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@@ -265,7 +265,16 @@ lookup:
let process = services.create("process");
process.init(file);
process.run(blocking, args.map(String), args.length);
process.run(false, args.map(String), args.length);
try {
if (blocking)
while (process.isRunning)
util.threadYield(false, true);
}
catch (e) {
process.kill();
throw e;
}
return process.exitValue;
},
@@ -588,19 +597,20 @@ lookup:
if (args.bang)
arg = "!" + arg;
// replaceable bang and no previous command?
dactyl.assert(!/((^|[^\\])(\\\\)*)!/.test(arg) || io._lastRunCommand,
"E34: No previous command");
// NOTE: Vim doesn't replace ! preceded by 2 or more backslashes and documents it - desirable?
// pass through a raw bang when escaped or substitute the last command
// This is an asinine and irritating feature when we have searchable
// command-line history. --Kris
if (options["banghist"])
if (options["banghist"]) {
// replaceable bang and no previous command?
dactyl.assert(!/((^|[^\\])(\\\\)*)!/.test(arg) || io._lastRunCommand,
"E34: No previous command");
arg = arg.replace(/(\\)*!/g,
function (m) /^\\(\\\\)*!$/.test(m) ? m.replace("\\!", "!") : m.replace("!", io._lastRunCommand)
);
}
io._lastRunCommand = arg;