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c786866812
* marshal.c (w_object): should retrieve __member__ data from non-singleton class. * variable.c (rb_cvar_get): class variable override check added. * variable.c (rb_cvar_set): ditto * variable.c (rb_cvar_declare): ditto. * parse.y (parse_regx): handle backslash escaping of delimiter here. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@1703 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
56 lines
994 B
Ruby
56 lines
994 B
Ruby
#
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# timeout.rb -- execution timeout
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#
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# Copyright (C) 2000 Network Applied Communication Laboratory, Inc.
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# Copyright (C) 2000 Information-technology Promotion Agency, Japan
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#
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#= SYNOPSIS
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#
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# require 'timeout'
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# status = timeout(5) {
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# # something may take time
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# }
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#
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#= DESCRIPTION
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#
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# timeout executes the block. If the block execution terminates successfully
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# before timeout, it returns true. If not, it terminates the execution and
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# raise TimeoutError exception.
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#
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#== Parameters
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#
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# : timout
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#
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# The time in seconds to wait for block teminatation.
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#
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#=end
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class TimeoutError<Interrupt
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end
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def timeout(sec)
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return yield if sec == nil
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begin
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x = Thread.current
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y = Thread.start {
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sleep sec
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x.raise TimeoutError, "execution expired" if x.alive?
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}
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yield sec
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# return true
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ensure
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y.kill if y and y.alive?
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end
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end
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if __FILE__ == $0
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p timeout(5) {
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45
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}
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p timeout(5) {
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loop {
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p 10
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sleep 1
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}
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}
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end
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