merge OpenBSD improvements
reword in parts link to sh(C) etc.
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ksh.1tbl
111
ksh.1tbl
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.\" $MirBSD: ksh.1tbl,v 1.37 2004/11/03 21:15:41 tg Exp $
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.\" $OpenBSD: ksh.1tbl,v 1.74 2004/11/03 19:19:39 jaredy Exp $
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.\" $MirBSD: ksh.1tbl,v 1.38 2004/11/10 16:52:08 tg Exp $
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.\" $OpenBSD: ksh.1tbl,v 1.78 2004/11/08 23:42:02 jmc Exp $
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.\" $OpenBSD: sh.1tbl,v 1.52 2004/11/09 21:56:54 jmc Exp $
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.\"
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.\" Copyright (c) 1980, 1990, 1993
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.\" The Regents of the University of California. All rights reserved.
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@ -32,10 +33,10 @@
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.\"
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.\" @(#)ksh.1tbl 8.2 (Berkeley) 8/19/96
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.\"
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.Dd April 7, 2004
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.Dd November 10, 2004
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.Dt KSH 1
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.Os MirOS
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.\" define Mx macro for portable mksh
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.\" define Mx macro for portable mksh, just in case...
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.de Mx
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.nr cF \\n(.f
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.nr cZ \\n(.s
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@ -47,11 +48,14 @@
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. if "\\$1"6" \&MirOS #6\\*(aa
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. if "\\$1"." \&MirOS\\$1\\*(aa
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. if "\\$1"," \&MirOS\\$1\\*(aa
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. if "\\$1"MirBSD" \&MirBSD\\*(aa
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.\}
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..
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.Sh NAME
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.Nm ksh
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.Nd MirBSD Korn shell (derived from pdksh)
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.Nm ksh ,
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.Nm mksh ,
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.Nm sh
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.Nd MirBSD Korn/Bourne shell
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.Sh SYNOPSIS
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.Nm
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.Op Fl +abCefhiklmnprsuvxX
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@ -71,8 +75,12 @@
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is a command interpreter intended for both interactive and shell
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script use.
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Its command language is a superset of the
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.Xr sh 1
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shell language.
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.Xr sh C
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shell language and compatible to the original Korn shell.
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.Nm mirbsdksh
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is derived from
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.Nm pdksh ,
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the public domain Korn shell.
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.Ss Shell startup
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The following options can be specified only on the command line:
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.Bl -tag -width Ds
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@ -1021,8 +1029,8 @@ the sequence of characters
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contains four fields:
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.Sq A ,
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.Sq B ,
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.Sq ""
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and
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.Sq
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(an empty field) and
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.Sq D .
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Note that if the
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.Ev IFS
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@ -1493,7 +1501,13 @@ above for details.
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This parameter is not imported from the environment when the shell is
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started.
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.It Ev KSH_VERSION
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The version of the shell and the date the version was created (read-only).
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The version of the shell, consisting of the upstream
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.Nm pdksh
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version and date, the string
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.Dq MirOS
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and the
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.Xr rcs 1
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revision number (read-only).
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See also the version commands in
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.Sx Emacs editing mode
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and
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@ -1592,6 +1606,22 @@ Default is
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for non-root users,
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.Dq \&#\ \&
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for root.
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.Pp
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Since Backslashes and other special characters may be
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interpreted by the shell, to set
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.Ev PS1
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either escape the backslash itself,
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or use double quotes.
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The latter is more practical.
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This is a more complex example which embeds the current working
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directory, in reverse video, into the prompt string, avoiding to
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directly enter special characters (for example with
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.Ic ^^
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in the emacs editing mode):
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.Bd -literal -offset indent
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$ x=$(print \e\e001)
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$ PS1="$x$(print \e\er)$x$(tput so)$x\e$PWD$x$(tput se)$x> "
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.Ed
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.It Ev PS2
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Secondary prompt string, by default
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.Dq \&>\ \& ,
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@ -4418,11 +4448,10 @@ slightly different from the emacs mode in the original Korn shell.
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By default, the eight bit is used as Meta, but this can be turned
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off by entering
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.Ic set +o emacs-usemeta ,
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which is default in the
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contained in the default
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.Mx 6
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and up
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.Pa /etc/profile
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file.
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.Pa /etc/profile .
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.Pp
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In the emacs mode, various editing commands
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(typically bound to one or more control characters) cause immediate actions
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without waiting for a newline.
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@ -5216,6 +5245,8 @@ deleted and a new prompt to be printed.
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.Xr system 3 ,
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.Xr environ 7
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.Pp
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.Pa http://docsrv.sco.com:507/en/man/html.C/sh.C.html
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.Pp
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.Rs
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.%A Morris Bolsky
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.%A David Korn
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@ -5255,14 +5286,16 @@ traditional Bourne or
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compliant shells is an issue.
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.Pp
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.Nm mksh
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is the common name for the
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.Mx
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Korn shell installed in
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is the name for the portable version of
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.Mx MirBSD
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.Nm ksh
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installed as
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.Pa /bin/mksh
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or
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.Pa /usr/local/bin/mksh
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on foreign systems, installed from the portable mirbsdksh sources at
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.Pa http://wiki.mirbsd.de/MirbsdKsh .
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on other, foreign, operating systems.
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Visit
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.Pa http://wiki.mirbsd.de/MirbsdKsh
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to obtain the latest version of
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.Nm mksh .
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.Sh AUTHORS
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This shell is based on the public domain 7th edition Bourne shell clone by
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Charles Forsyth and parts of the BRL shell by Doug A. Gwyn, Doug Kingston,
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@ -5286,21 +5319,26 @@ The
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file in the source distribution contains a more complete list of people and
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their part in the shell's development.
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.Sh BUGS
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Any bugs in
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.Nm pdksh
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should be reported to pdksh@cs.mun.ca.
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Do not forget to report to the
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Send bug reports for
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.Nm
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to the
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.Mx
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developer team as well, because the modifications
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imposed may have introduced different behaviour.
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development team at
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.Aq miros\-discuss@66h.42h.de .
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Please include the version of
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.Nm pdksh
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.Nm
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.Po
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.Ic echo $KSH_VERSION
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shows it
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.Pc ,
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the machine, operating system, and compiler you are using and a description of
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how to repeat the bug (a small shell script that demonstrates the bug is best).
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the machine, operating system, and compiler you are using and how you built
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.Nm
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(it is recommended to use the provided
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.Pa Build.sh
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mechanism if using
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.Nm mksh )
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and a description of how to repeat the bug (a small shell script that
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demonstrates the bug is best).
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The following, if relevant (if you are not sure, include them), can also be
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helpful: options you are using (both
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.Pa options.h
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@ -5308,12 +5346,11 @@ and
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.Ic set Fl o Ic options )
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and a copy of your
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.Pa config.h
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(the file generated by the
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and
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.Pa config.log
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(the files generated by the
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.Pa configure
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script).
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New versions of
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.Nm pdksh
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can be obtained from \fBftp://ftp.cs.mun.ca/pub/pdksh\fR.
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.Pp
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By the way, the most frequently reported bug is:
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.Bd -literal -offset indent
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@ -5328,7 +5365,3 @@ For another known bug, refer to the comment above the
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paragraph in the section
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.Sx Emacs editing mode
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above.
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.br
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The
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.Mx
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team is luckily accepting fixes for known (and unknown) bugs.
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