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* wordexp cannot use we_offs unless WRDE_DOOFFS flag is setRich Felker2011-06-251-1/+2
| | | | | | previously, a potentially-indeterminate value from we_offs was being used, resulting in wrong we_wordc and subsequent crashes in the caller.
* block cancellation in wordexp, handle more errorsRich Felker2011-04-191-2/+17
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* avoid malloc of potentially-large string in wordexpRich Felker2011-04-191-10/+28
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* remove stupid debug code in wordexpRich Felker2011-04-151-1/+0
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* implement wordexp. first try, may be buggy. intended to be safe.Rich Felker2011-04-151-0/+128