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Add call-with-output-string no segv on closed port.
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NEWS
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NEWS
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@ -468,6 +468,12 @@ chapter in the reference manual.
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There is no replacement for undefine.
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** call-with-output-string doesn't segv on closed port
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Previously call-with-output-string would give a segmentation fault if
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the string port was closed by the called function. An exception is
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raised now.
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** (ice-9 popen) duplicate pipe fd fix
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open-pipe, open-input-pipe and open-output-pipe left an extra copy of
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