christos
df504509f1
1. Don't core dump on 'fc -l' (From Gerard J van der Grinten)
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2. PATH=xxx ls, does the PATH assignment first and then tries to find ls in xxx
3. VAR=xxx exec ls, does the variable assignment.
1995-03-31 21:58:09 +00:00
christos
6ee2193d9a
Reverted to set - turning off -x and -v. Charles corrected me... It is part
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of POSIX.
1995-03-26 17:25:10 +00:00
christos
ad1f891148
set -
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does not anymore clear the -x and -v flags. This was incompatible with
all other bourne shell implementations.
1995-03-25 23:45:24 +00:00
mycroft
6bfd77e432
Fix typo in previous.
1995-03-23 00:01:03 +00:00
mycroft
3e417cced4
Use sigprocmask(), not sigsetmask().
1995-03-21 15:40:16 +00:00
cgd
49f0ad8601
convert to new RCS id conventions.
1995-03-21 09:01:59 +00:00
christos
5c42185b5c
Oops... typo in the IFS previous fix.
1995-02-28 23:27:24 +00:00
christos
6ab1954578
Changed so that backquote expansion eats all trailing newlines, not just
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the last one.
Reported by guido@gvr.win.tue.nl (Guido van Rooij).
Repeat By:
echo "`cat file-with-many-newlines`"
1995-02-28 23:09:43 +00:00
christos
3936aab031
Changed IFS string-splitting so that it breaks spaces even when IFS does not
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begin with a space, but contains one. Fixes PR bin/809.
#!/bin/sh
list="a b c "
echo "With ordinary IFS"
for i in $list;do
echo $i
done
IFS=":${IFS}"
echo "With changed IFS"
for i in $list;do
echo $i
done
Note that before the fix ":${IFS}" behaved differently than "${IFS}:".
1995-02-28 22:46:12 +00:00
mycroft
f5ad44b6ac
Use S_IS*().
1995-01-30 19:30:13 +00:00
christos
ad8d5369f5
I added the documented in the manual but not implemented variable expansions:
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${#WORD}
${WORD%PAT}
${WORD%%PAT}
${WORD#PAT}
${WORD##PAT}
1995-01-23 06:33:03 +00:00
mycroft
4d643bf207
Remove `.' from default PATH.
1995-01-20 18:21:16 +00:00
mycroft
c4459d08d9
Clean up deleted files.
1995-01-15 10:15:19 +00:00
mycroft
4bcd14e0b4
Remove the gratuitous `security' warning.
1995-01-15 09:29:16 +00:00
jtc
cc9fe5ba6d
Describe the : shell builtin.
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Fixes PR #712 .
1995-01-12 23:35:56 +00:00
mycroft
e848bd4fb5
Fix that last bug in a less expensive way.
1994-12-31 23:56:54 +00:00
cgd
809218efc4
take two: make grabstackstr() work correctly, in the face of strange filling.
1994-12-31 01:56:16 +00:00
mycroft
1c21834ccb
Remove previous misguided change.
1994-12-30 06:33:59 +00:00
cgd
58f1733118
be more careful with casts.
1994-12-23 13:24:39 +00:00
cgd
42f0dae5e3
pull prototypes into scope for string functions.
1994-12-23 13:24:10 +00:00
cgd
17ed2a67b2
pull some prototypes into scope.
1994-12-23 13:22:13 +00:00
cgd
e9aebcc9d8
don't play fast and loose with memory block allcation. try to allocate
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in more-round sizes, but realize that not everybody will fill them up
exactly.
1994-12-23 13:21:01 +00:00
cgd
db1ae625b5
eliminate two wrong-sized variables which were unused.
1994-12-23 13:20:10 +00:00
cgd
73cf954189
adjust; from jimj.
1994-12-06 19:13:02 +00:00
cgd
4ce0d34a31
clean up further. more patches from Jim Jegers
1994-12-05 19:07:32 +00:00
cgd
5dad143982
from James Jegers <jimj@miller.cs.uwm.edu>: quiet -Wall, and squelch
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some of the worst style errors.
1994-12-04 07:11:37 +00:00
jtc
6cd3ad1d11
ulimit builtin (PR #388 )
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This public domain code, originally by Doug Gwyn, Doug Kingston, Eric
Gisin, and Michael Rendell was ripped from pdksh 5.0.8 and hacked for
use with ash.
1994-11-04 17:13:27 +00:00
mycroft
06f53b6838
Eliminate uses of some obsolete functions.
1994-09-23 11:28:39 +00:00
mycroft
d22a514772
Fix problem with character classes matching a terminating NUL, from Henry
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Spencer.
1994-08-29 01:54:39 +00:00
mycroft
08a6730054
Fix a core dump and another parse error related to null commands.
1994-08-24 05:48:26 +00:00
jtc
8cc67c8556
Don't source the file specified by $ENV if either the real and effective
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user IDs or the real and effective group IDs of the process are different.
Thanks to Mark Weaver who pointed this out in PR 262.
1994-08-03 16:25:26 +00:00
jtc
7acf86db2f
Don't dump core when evaluating X % 0.
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Simplify lexer by using %prec feature in yacc grammar.
Implement most of the operators required by POSIX.2.
1994-07-15 23:45:30 +00:00
mycroft
aaed410145
Fix some problems with empty commands.
1994-07-07 20:53:32 +00:00
mycroft
188b97d955
Bandaid quoting.
1994-07-07 16:24:34 +00:00
mycroft
32a94e53c4
Clean up deleted files.
1994-06-24 07:33:21 +00:00
jtc
4aece6a461
Renamed builtins to builtins.def to eliminate make's (incorrect) circular
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dependancy between the builtins data file and builtins.c.
The bug only occured when there was no obj directory, and is a result of
NetBSD's better (compared to 4.4lite's) default make rules.
Fixes bug #301 .
1994-06-24 07:33:12 +00:00
mycroft
2efb881840
Re-fix an old bug.
1994-06-15 04:13:46 +00:00
jtc
918ce04f57
From Christos:
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1. Fix `-' quoting in [ ] expressions.
2. Fix expansion of variables in redirections
1994-06-14 05:49:19 +00:00
jtc
212ba62f56
Set the status variable ($?) to 0 after a successful variable assignment.
1994-06-12 02:31:28 +00:00
mycroft
cafd1f7e9f
Add RCS ids.
1994-06-11 16:11:35 +00:00
jtc
7210460c54
Fix from Christos for when NO_HISTORY is defined
1994-06-08 19:26:51 +00:00
pk
cefd9f107c
Exclude `mkinit' from argument list to `mkinit'; this especially causes
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trouble when compiling with `-g'.
1994-06-02 09:10:58 +00:00
jtc
20ddd6eee4
Fixed another case statement parsing bug that was introduced by my
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last fix :-(. Thanks to Theo for letting me know about it...
1994-06-01 21:36:54 +00:00
jtc
d8e5937418
Re-worked case statement parsing. With luck, this fixes bug #268 .
1994-05-30 20:05:40 +00:00
cgd
242337bcae
a few more things to omit when NO_HISTORY defined. from noel@cs.oberlin.edu
1994-05-21 01:42:30 +00:00
jtc
1af99404cd
Fix backslash parsing within backquoted string
1994-05-17 10:47:50 +00:00
cgd
e3c63ad9f3
add back in support for building w/o obj dir. also, add NO_HISTORY
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define, which (if you invoke mkbuiltins properly) gets you a sh w/o
history of command line editing (for floppy sh).
1994-05-14 22:20:04 +00:00
jtc
99e02e0ff9
Added DPADD.
1994-05-12 23:55:56 +00:00
jtc
1a3b3eb00a
last sys_signame[] changes; shell can now be built from scratch
1994-05-12 23:55:26 +00:00
jtc
98d2c75927
use prototypes provided by header files instead of our own
1994-05-12 17:08:55 +00:00