added string.h

Obey PATH=newpath command

Instead of special casing SIGKILL, pretend that trap
succeeded every time sigaction failed [suggested by mycroft]

Fake trapping SIGKILL, because we know it will fail.

fixed FOO=1 . ./foo; echo $FOO where foo contained echo $FOO
I.e. variable assignments were not honored is the source command.

$ ); echo $? echoed 0,all other shells echo 2.
Now we set the exitstatus to 2 for all EXERROR errors.
Also I changed the exitstatus to 1 when a command is not found
to comply with historical pract

$ ); echo $? echoed 0,all other shells echo 2.
Now we set the exitstatus to 2 for all EXERROR errors.
Also I changed the exitstatus to 1 when a command is not found
to comply with historical practice.

show more ...

Fixed ${#} which was incorrectly parsed as ${#var}

fixed bug
false

Fix new bug where if exitstatus was not correct if condition
failed

fixed so that existatus is preserved in x=`false`

delete printf.o

add fd >&$var fix

misc cleanup

No changes

merged netbsd changes

merged netbsd changes

date and time created 95/05/04 17:59:13 by christos

date and time created 95/05/04 17:59:12 by christos

add the documented in the manual but not implemented variable
expansions.
From: Christos Zoulas <christos@deshaw.com>

prettiness police
From: Charles Hannum <mycroft@NetBSD.ORG>

This patch fixes some broken behavior with empty commands in sh,
e.g. ";<CR>", ">foo;<CR>", "(>foo)" are now correct
From: Charles Hannum <mycroft@sun-lamp.cs.berkeley.edu>

J.T. Conklin's changes for signals mean that we don't need all
of the random signal crap any longer

J.T. Conklin's changes for signals mean that we don't need all
of the random signal crap any longer

getpgrp no longer takes an argument
the copyright notice was messed up quite a bit