Module Name: src
Committed By: wiz
Date: Sun Aug 27 20:32:20 UTC 2017
Modified Files:
src/bin/sh: sh.1
Log Message:
Remove unnecessary Tn macro.
To generate a diff of this commit:
cvs rdiff -u -r1.164 -r1.165 src/bin/sh/sh.1
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/bin/sh/sh.1
diff -u src/bin/sh/sh.1:1.164 src/bin/sh/sh.1:1.165
--- src/bin/sh/sh.1:1.164 Mon Aug 21 13:20:49 2017
+++ src/bin/sh/sh.1 Sun Aug 27 20:32:20 2017
@@ -1,4 +1,4 @@
-.\" $NetBSD: sh.1,v 1.164 2017/08/21 13:20:49 kre Exp $
+.\" $NetBSD: sh.1,v 1.165 2017/08/27 20:32:20 wiz Exp $
.\" Copyright (c) 1991, 1993
.\" The Regents of the University of California. All rights reserved.
.\"
@@ -86,8 +86,7 @@ is the standard command interpreter for
The current version of
.Nm
is in the process of being changed to conform more closely to the
-.Tn POSIX
-1003.2 and 1003.2a specifications for the shell.
+POSIX 1003.2 and 1003.2a specifications for the shell.
This version has many
features which make it appear similar in some respects to the Korn shell,
but it is not a Korn shell clone (see
@@ -562,9 +561,7 @@ Otherwise it remains literal.
.Bd -filled -offset indent
.Bf Em
Note: this form of quoting is still somewhat experimental,
-and yet to be included in the
-.Tn POSIX
-standard.
+and yet to be included in the POSIX standard.
This implementation is based upon the current proposals for
standardization, and is subject to change should the eventual
adopted text differ.
@@ -610,7 +607,7 @@ manner similar to the way they would be
An escaped
.Sq a
generates an alert (or
-.Sq Tn BEL )
+.Sq BEL )
character, that is, control-G, or 0x07.
In a similar way,
.Sq b
@@ -703,8 +700,7 @@ be an alphabetic character (a letter), o
Other than
.Sq \ec?
the value obtained is the least significant 5 bits of the
-.Tn ASCII
-value of the character following the
+ASCII value of the character following the
.Sq \ec
escape sequence.
That is what is commonly known as the
@@ -712,14 +708,8 @@ That is what is commonly known as the
character obtained from the given character.
The escape sequence
.Sq \ec?
-yields the
-.Tn ASCII
-.Tn DEL
-character (0x7F).
-Note that to obtain the
-.Tn ASCII
-.Tn FS
-character (0x1C) this way,
+yields the ASCII DEL character (0x7F).
+Note that to obtain the ASCII FS character (0x1C) this way,
.Pq "that is control-\e"
the trailing
.Sq \e
@@ -784,9 +774,7 @@ This use is strongly discouraged.
.Ss Commands
The shell interprets the words it reads according to a language, the
specification of which is outside the scope of this man page (refer to the
-BNF in the
-.Tn POSIX
-1003.2 document).
+BNF in the POSIX 1003.2 document).
Essentially though, a line is read and if the first
word of the line (or after a control operator) is not a reserved word,
then the shell has recognized a simple command.
@@ -957,9 +945,7 @@ described in the next section).
When a normal program is executed, the shell runs the program,
passing the arguments and the environment to the program.
If the program is not a normal executable file, and if it does
-not begin with the "magic number" whose
-.Tn ASCII
-representation is "#!", so
+not begin with the "magic number" whose ASCII representation is "#!", so
.Xr execve 2
returns
.Er ENOEXEC
@@ -1754,9 +1740,7 @@ and substitutes the calculated value of
Arithmetic expressions use a syntax similar to that
of the C language, and are evaluated using the
.Ql intmax_t
-data type (this is an extension to
-.Tn POSIX ,
-which requires only
+data type (this is an extension to POSIX, which requires only
.Ql long
arithmetic.)
Shell variables may be referenced by name inside an arithmetic
@@ -2115,9 +2099,7 @@ Traditionally Bourne-like shells
(except
.Xr ksh 1 ) ,
made those file descriptors available to exec'ed processes.
-This behavior is required by the
-.Tn POSIX
-standard, so when the
+This behavior is required by the POSIX standard, so when the
.Ic posix
option is set, this shell also acts that way.
To be assured the close-on-exec setting is off,
@@ -2311,8 +2293,7 @@ and
.Xr open 2
for more information.
.It getopts Ar optstring var
-The
-.Tn POSIX
+The POSIX
.Ic getopts
command, not to be confused with the
.Em Bell Labs
