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Commit Graph

184 Commits

Author SHA1 Message Date
Martin Cracauer
98e05fd3ef Fix parsing of string for eval command.
PR:		18447
Submitted by:	Koji Mori <mori@tri.asanuma.co.jp>
2000-05-15 13:02:07 +00:00
Martin Cracauer
b2acf8878e Fix environment passung to eval'ed commands.
PR:		bin/6577
Submitted by:	Anatoly Vorobey <mellon@pobox.com>
Approved by:	silence amoung other sh experts
2000-05-15 12:33:17 +00:00
Martin Cracauer
d62ec71c31 Rename the trace() function (that is build only in the -DDEBUG=2
case), so that it doesn't clash with the ncurses function of the same
name when linking statically with -ltermcap.

The linker only complains when -static is used, and it is not clear
whether this is a bug.

PR:		bin/18104
Submitted by:	Anatoly Vorobey <mellon@pobox.com>
2000-04-20 11:39:11 +00:00
Martin Cracauer
e988388eff Include <errno.h> when compiling with -DDEBUG=2
PR:		bin/18104
Submitted by:	mellon@pobox.com
2000-04-20 09:55:57 +00:00
Martin Cracauer
f01e3d0cfe Fix warnings, some of them serious because sh violated name
spaces reserved by the header files it includes.

mkinit.c still produces C code with redundant declarations, although
they are more harmless since they automatically derived from the right
places.
2000-04-20 09:49:16 +00:00
Warner Losh
fba0ed115e Use #include <errno.h> rather than extern int errno;. 2000-04-14 06:03:39 +00:00
Martin Cracauer
c11e75cfcf Fix ${#varname} (getting length of string) when in double-quotes.
Approved-by:	jkh

PR:		bin/12137
Submitted by:	"Danny J. Zerkel" <dzerkel@columbus.rr.com>
2000-02-15 08:00:11 +00:00
Martin Cracauer
a436dc79f5 Fix command hash handling on
PATH=... command

Noted by and fix works for Marcel Moolenaar <marcel@scc.nl>
1999-12-20 13:42:59 +00:00
Martin Cracauer
2dde9ce37a Second part of 8-bit fixes. 1999-12-16 12:03:46 +00:00
Martin Cracauer
3652a236fa Document ulimit -b for RLIMIT_SBSIZE. 1999-12-15 16:12:32 +00:00
Martin Cracauer
73f612b50d First round of 8-bit fixes. 1999-12-15 11:46:32 +00:00
Martin Cracauer
671356079b make '|' character visible.
PR:		docs/15265
Submitted by:	takamune@avrl.mei.co.jp
1999-12-05 12:13:54 +00:00
Martin Cracauer
e92feeebb1 Fix "subscript has type `char'" warnings by casting to int, as
discussed on -arch.
1999-12-04 17:12:47 +00:00
Martin Cracauer
6c48b6cf75 Include strerror(errno) in error messages after failed system calls.
Fix a warning.
1999-11-29 19:11:01 +00:00
Sheldon Hearn
e918fc8f72 Follow-up on mdoc fixes in rev 1.35; this includes things that I missed
in that revision as well as things I broke in that revision.  A note-
worthy instance of the latter case was the inversion of -E and -V in the
subsection on Commandline Editing.
1999-11-18 08:13:21 +00:00
Martin Cracauer
6d9efc2432 The pipleline problem introduced in version 1.22 wasn't fully fixed in
1.23. This revision should work for long pipes both in
here-documents/backquote and in normal cases.

Fix works for jmz, bde.
1999-11-17 16:53:34 +00:00
Sheldon Hearn
150c3a33b9 Don't call bash(1) a Korn shell clone. Instead, use pdksh(1) as an
example of such a clone.

PR:		14601
Submitted by:	Matthias Buelow <mkb@altair.mayn.de>
1999-11-10 13:27:54 +00:00
Steve Price
6edf2a5be8 Correct logic from previous commit - middle processes in long pipes
don't have their stdin closed indisciminantly.

Reviewed by:	markm
1999-11-07 17:07:05 +00:00
Martin Cracauer
74eeb719fd When a backquote command inside a here-document had a pipe with more
than two processes (got that? :-), the stdin fd of the middle
processes that has just been set up was accidetially closed. Don't do
this.

PR:		bin/14527
1999-11-05 12:06:30 +00:00
Martin Cracauer
905f2e447b Fix ';' command when used with -e flag.
PR:		bin/14509
1999-10-26 13:17:18 +00:00
Brian Feldman
7cde774d15 Implement ulimit -b for RLIMIT_SBSIZE. 1999-10-09 20:56:06 +00:00
Sheldon Hearn
49e11e3a66 Mdoc cleanup, with a few grammar cleanups on the side.
Reviewed by:	mpp
1999-10-07 13:56:43 +00:00
Sheldon Hearn
e6d3cf2648 Correct some hard sentence breaks. Only those surrounding the previous
commit and those which cause ugly nroff output have been fixed, since
the purpose of the style guideline which they contravene is to reduce
the sizes of deltas.

Reported by:	bde
1999-09-14 11:46:04 +00:00
Sheldon Hearn
c644db6aa2 Improve shell documentation:
* Consistently misspell built-in as builtin.

* Add a builtin(1) manpage and create builtin(1) MLINKS for all shell
  builtin commands for which no standalone utility exists.  These MLINKS
  replace those that were created for csh(1).

* Add appropriate xrefs for builtin(1) to the csh(1) and sh(1) manpages,
  as well as to the manpages of standalone utilities which are supported
  as shell builtin commands in at least one of the shells. In such
  manpages, explain that similar functionality may be provided as a
  shell builtin command.

* Improve sh(1)'s description of the cd builtin command. Csh(1) already
  describes it adequately. Replace the cd(1) manpage with a builtin(1)
  MLINKS link.

* Clean up some mdoc problems: use Xr instead of literal "foo(n)"; use
  Ic instead of Xr for shell builtin commands.

* Undo English contractions.

Reviewed by:	mpp, rgrimes
1999-09-08 15:40:46 +00:00
Sheldon Hearn
ccbd308159 Revert to using .Xr for builtins. The cross-references don't work now,
but that doesn't mean that they will never work.

Requested by:	mpp, rgrimes
1999-08-31 12:44:52 +00:00
Sheldon Hearn
6b15476ec9 Clean-up:
Fix grammar and spelling nits.
	Use .Dq and .Qq where appropriate.
	Divorce trailing punctuation from quoted elements.
	Use .Dq instead of .Xr for builtins.
	Remove trailing whitespace and blank lines.

PR:	13340
1999-08-30 10:13:04 +00:00
Peter Wemm
2a4562393f $Id$ -> $FreeBSD$ 1999-08-27 23:15:48 +00:00
Thomas Gellekum
8f0561cc42 Make the behaviour of `read -e', ie. treating backslashes as special,
the default. Add -r option for the read builtin to reverse this.

PR:		13274
Reviewed by:	cpiazza, hoek, sheldonh
1999-08-26 08:16:27 +00:00
Sheldon Hearn
58aa6f74a2 Fix handling of the cd command inside evaluations. It was changing PWD,
which it should not do.

PR:	12578
Reported by:	Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
Submitted by:	Niall Smart <niall@pobox.com>
1999-07-19 11:00:33 +00:00
Kris Kennaway
46be34b902 Various spelling/formatting changes.
Submitted by: Philippe Charnier <charnier@xp11.frmug.org>
1999-05-08 10:22:15 +00:00
Warner Losh
426e9c1dcc First set of fixes to keep egcs happy. These include {} around single
statement if blocks[*] when the else could be ambiguous, not defaulting
to int type and removal of some unused variables.

[*] This is explicitly allowed by style(9) when the single statement
spans more than one line.

Reviewed by: obrien, chuckr
1999-04-25 21:13:34 +00:00
Martin Cracauer
57b2932a14 Next approach to make loops in interactive interruptable.
PR:		bin/9173
1999-04-21 11:52:39 +00:00
Masafumi Max NAKANE
120ac26db8 Typo fix. 1999-04-19 18:48:26 +00:00
Martin Cracauer
466b673d7e Remove my temporary detection for PR 7059, Tor Egge fixed this bug.
PR:		7059
1999-04-13 12:43:55 +00:00
Tor Egge
c4e5a8a8b9 During variable expansion, the internal representation of the expression
might be relocated.  Handle this case.
PR:		7059
1999-04-13 04:13:09 +00:00
Martin Cracauer
4c1b08b3bb Fix typo in source-explaining comment. 1999-04-12 15:23:27 +00:00
Martin Cracauer
9d5efc1507 Add a guarded abort() for the problem in PR bin/7059 (no fix so far,
this is hairy).

Reformat this file to comply to style(9). It had mixed styles before.

PR:		bin/7059
1999-04-12 14:23:36 +00:00
Tor Egge
8b220a611d When a variable expansion is enclosed in double quotes, the internal
representation of the expression is quoted.  Take care of this when
doing pattern matching in conjunction with trimming.

	#!/bin/sh
	c=d:e; echo "${c%:e}"

PR:		NetBSD PR#7231
Noticed by:	Havard Eidnes <Havard.Eidnes@runit.sintef.no>
1999-04-09 15:23:48 +00:00
Martin Cracauer
4487495433 In interactive shells, break loops to the topmost level when a child
is killed by a signal.

(In non-interactive shells - that means a shellscript - the shell just
exits, this was already working)

PR:		bin/9173
1999-04-03 12:55:51 +00:00
Martin Cracauer
b8ec435e6b Implement -a flag. A test shell script can be found at
http://www.cons.org/cracauer/download/sh-interrupt/testsuite/test_export.sh
The PR also had test cases the new version passes.

Fix typo in comment.

PR:		bin/1030
1999-04-03 11:41:46 +00:00
Martin Cracauer
2870f7a83c -T was missing in the synopsis line.
Submitted by:	BDE
1999-04-02 09:28:00 +00:00
Martin Cracauer
c1c72a3c2a The immediate execution of traps I introduced in September 1998 (to
make /etc/rc interruptible in cases when programs hang with blocked
signals) isn't standard enough.

It is now switched off by default and a new switch -T enables it.

You should update /etc/rc to the version I'm about to commit in a few
minutes to keep it interruptible.
1999-04-01 13:27:36 +00:00
Brian Somers
71405fb6b3 sh doesn't support <> redirections.
PR:	7325
1999-03-31 21:02:01 +00:00
Joseph Koshy
c83e7c5041 Add references to test(1) and expr(1). 1998-12-18 03:51:18 +00:00
Warner Losh
a207266e91 Free memory from setmode.
Obtained from: OpenBSD
1998-12-16 04:45:35 +00:00
Bruce Evans
3b53d3803e Fixed warnx format errors in printf and csh, and snprintf format errors
in sh, by using separate macros for the 1, 2 and 3-arg calls to warnx.
(The 3-arg warnx macro in sh/bltin/bltin.h used to require bogus dummy
args.)
1998-12-07 12:14:04 +00:00
Bill Fumerola
0bd063bcd3 Fix typo. "If the an entry" --> "If an entry"
PR:		docs/8140
Submitted by:	Sue Blake <sue@vedanix.welearn.com.au>
1998-12-02 23:20:11 +00:00
Tor Egge
5557a02a60 Be more consistent with handling of quote mark control character.
Don't output double-quotes inside variable expansion/arithmetic
expansion region in here-documents.  When leaving the arithmetic
expansion syntax mode, adjust the dblquote flag according to
previous syntax, in order to avoid splitting of quoted variables.
1998-09-13 19:24:57 +00:00
Martin Cracauer
9bbfa41541 Narrow down conditions to break wait() to process traps.
Improve comments.
1998-09-10 22:09:11 +00:00
Martin Cracauer
e6ac45dde2 Fix an inefficiency I introduced in my last commit.
Include "expand.h" vom memalloc.c to pull function declartion into scope
1998-09-10 14:51:06 +00:00