[TUHS] Shell control through external commands
schily at schily.net
Mon Sep 12 22:50:10 AEST 2016
Tony Finch <dot at dotat.at> wrote:
> Joerg Schilling <schily at schily.net> wrote:
> > The colon was introduced by AT&T around 1983.
> It's a builtin in the v7 Bourne shell - see SYSNULL in msg.c (which
> has the command name table) and in xec.c (which has the implementation)
You are missinterpeting things.
The colon in line one as a hint to a modified csh to call the Bourne Shell
first appeared around 1983.
EMail:joerg at schily.net (home) Jörg Schilling D-13353 Berlin
joerg.schilling at fokus.fraunhofer.de (work) Blog: http://schily.blogspot.com/
URL: http://cdrecord.org/private/ http://sourceforge.net/projects/schilytools/files/'
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