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Fix lock double-release.

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The exclusive lock for from-JavaScript closure invocation was released
twice when an exception was raised during evaluation.
This commit is contained in:
Marc Burns 2014-02-25 16:45:02 -05:00
parent 04ce8e34fe
commit 1625670173
1 changed files with 3 additions and 3 deletions
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6
whalesong/js-assembler/runtime-src/baselib-functions.js
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@ -101,8 +101,7 @@
(succ || function () {}).apply(null, arguments);
};
var wrappedFail = function(err) {
releaseLock();
(fail || function () {})(err);
(fail || function () {})(err);
};
if (!(baselib.arity.isArityMatching(v.racketArity, args.length - 2))) {
var msg = baselib.format.format(
@ -159,8 +158,9 @@
MACHINE.v = oldVal;
MACHINE.a = oldArgcount;
MACHINE.p = oldProc;
// The lock is released by _trampoline in this case.
wrappedFail(e);
};
};
MACHINE._trampoline(v.label, false, releaseLock);
});