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Chet Ramey
2011-12-03 13:41:01 -05:00
parent 76a8d78dfd
commit 8fed35894b
22 changed files with 2156 additions and 1525 deletions
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doc/bashref.html
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@@ -1,6 +1,6 @@
<HTML>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<!-- Created on November, 24 2004 by texi2html 1.64 -->
<!-- Created on December, 7 2004 by texi2html 1.64 -->
<!--
Written by: Lionel Cons <Lionel.Cons@cern.ch> (original author)
Karl Berry <karl@freefriends.org>
@@ -33,10 +33,10 @@ Send bugs and suggestions to <texi2html@mathematik.uni-kl.de>
<H1>Bash Reference Manual</H1></P><P>
This text is a brief description of the features that are present in
the Bash shell (version 3.1-devel, 24 November 2004)..
the Bash shell (version 3.1-devel, 1 December 2004)..
</P><P>
This is Edition 3.1-devel, last updated 24 November 2004,
This is Edition 3.1-devel, last updated 1 December 2004,
of <CITE>The GNU Bash Reference Manual</CITE>,
for <CODE>Bash</CODE>, Version 3.1-devel.
</P><P>
@@ -1559,12 +1559,12 @@ The first element of the <CODE>FUNCNAME</CODE> variable is set to the
name of the function while the function is executing.
All other aspects of the shell execution
environment are identical between a function and its caller
with the exception that the <CODE>DEBUG</CODE> trap
below) is not inherited unless the function has been given the
with the exception that the <CODE>DEBUG</CODE> and <CODE>RETURN</CODE> traps
are not inherited unless the function has been given the
<CODE>trace</CODE> attribute using the <CODE>declare</CODE> builtin or
the <CODE>-o functrace</CODE> option has been enabled with
the <CODE>set</CODE> builtin,
(in which case all functions inherit the <CODE>DEBUG</CODE> trap).
(in which case all functions inherit the <CODE>DEBUG</CODE> and <CODE>RETURN</CODE> traps).
See section <A HREF="bashref.html#SEC57">4.1 Bourne Shell Builtins</A>, for the description of the
<CODE>trap</CODE> builtin.
</P><P>
@@ -4405,7 +4405,8 @@ by subsequent assignment statements or unset.
<DT><CODE>-t</CODE>
<DD>Give each <VAR>name</VAR> the <CODE>trace</CODE> attribute.
Traced functions inherit the <CODE>DEBUG</CODE> trap from the calling shell.
Traced functions inherit the <CODE>DEBUG</CODE> and <CODE>RETURN</CODE> traps from
the calling shell.
The trace attribute has no special meaning for variables.
<P>
@@ -5381,9 +5382,11 @@ $ cd ..; pwd
</pre></td></tr></table></P><P>
<DT><CODE>-T</CODE>
<DD>If set, any trap on <CODE>DEBUG</CODE> is inherited by shell functions, command
substitutions, and commands executed in a subshell environment.
The <CODE>DEBUG</CODE> trap is normally not inherited in such cases.
<DD>If set, any trap on <CODE>DEBUG</CODE> and <CODE>RETURN</CODE> are inherited by
shell functions, command substitutions, and commands executed
in a subshell environment.
The <CODE>DEBUG</CODE> and <CODE>RETURN</CODE> traps are normally not inherited
in such cases.
<P>
<DT><CODE>--</CODE>
@@ -12671,7 +12674,9 @@ The <CODE>trap</CODE> builtin (see section <A HREF="bashref.html#SEC57">4.1 Bour
Commands specified with an <CODE>RETURN</CODE> trap are executed before
execution resumes after a shell function or a shell script executed with
<CODE>.</CODE> or <CODE>source</CODE> returns.
The <CODE>RETURN</CODE> trap is not inherited by shell functions.
The <CODE>RETURN</CODE> trap is not inherited by shell functions unless the
function has been given the <CODE>trace</CODE> attribute or the
<CODE>functrace</CODE> option has been enabled using the <CODE>shopt</CODE> builtin.
</P><P>
<LI>
@@ -15100,7 +15105,7 @@ to permit their use in free software.
<TD VALIGN="MIDDLE" ALIGN="LEFT">[<A HREF="bashref.html#SEC_About"> ? </A>]</TD>
</TR></TABLE>
<H1>About this document</H1>
This document was generated by <I>Chet Ramey</I> on <I>November, 24 2004</I>
This document was generated by <I>Chet Ramey</I> on <I>December, 7 2004</I>
using <A HREF="http://www.mathematik.uni-kl.de/~obachman/Texi2html
"><I>texi2html</I></A>
<P></P>
@@ -15262,7 +15267,7 @@ the following structure:
<BR>
<FONT SIZE="-1">
This document was generated
by <I>Chet Ramey</I> on <I>November, 24 2004</I>
by <I>Chet Ramey</I> on <I>December, 7 2004</I>
using <A HREF="http://www.mathematik.uni-kl.de/~obachman/Texi2html
"><I>texi2html</I></A>