src/Pure/Concurrent/bash.ML
Wed, 25 Apr 2012 22:53:35 +0200 wenzelm more direct bash process group invocation on Cygwin, bypassing extra sh.exe and perl.exe which tend to crash;
Mon, 16 Apr 2012 23:07:40 +0200 wenzelm redirect bash stderr to Isabelle warning as appropriate -- avoid raw process error output which may either get ignored or overload PIDE syslog in extreme cases;
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