Sat, 16 Jul 2011 20:52:41 +0200 wenzelm moved bash operations to Isabelle_System (cf. Scala version);
Sat, 16 Jul 2011 20:14:58 +0200 wenzelm access to process output stream via auxiliary fifo;
Sat, 16 Jul 2011 18:41:35 +0200 wenzelm some file and directory operations;
Sat, 16 Jul 2011 18:20:02 +0200 wenzelm more general bash_process, which allows to terminate background processes as well;
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