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commit bash-20090205 snapshot

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Chet Ramey
2011-12-07 09:36:56 -05:00
parent c1d39fb8cf
commit db31fb2644
41 changed files with 8069 additions and 5416 deletions
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doc/bash.html
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@@ -3,7 +3,7 @@
</HEAD>
<BODY><TABLE WIDTH=100%>
<TR>
<TH ALIGN=LEFT width=33%>BASH(1)<TH ALIGN=CENTER width=33%>2008 October 28<TH ALIGN=RIGHT width=33%>BASH(1)
<TH ALIGN=LEFT width=33%>BASH(1)<TH ALIGN=CENTER width=33%>2008 December 29<TH ALIGN=RIGHT width=33%>BASH(1)
</TR>
</TABLE>
<BR><A HREF="#index">Index</A>
@@ -42,7 +42,7 @@ bash - GNU Bourne-Again SHell
<H3>COPYRIGHT</H3>
Bash is Copyright &#169; 1989-2008 by the Free Software Foundation, Inc.
Bash is Copyright &#169; 1989-2009 by the Free Software Foundation, Inc.
<A NAME="lbAE">&nbsp;</A>
<H3>DESCRIPTION</H3>
@@ -1137,6 +1137,9 @@ The format for a coprocess is:
This creates a coprocess named <I>NAME</I>.
If <I>NAME</I> is not supplied, the default name is <I>COPROC</I>.
<I>NAME</I> must not be supplied if <I>command</I> is a <I>simple
command</I> (see above); otherwise, it is interpreted as the first word
of the simple command.
When the coproc is executed, the shell creates an array variable (see
<B>Arrays</B>
@@ -3192,9 +3195,11 @@ introduce indirection.
In each of the cases below, <I>word</I> is subject to tilde expansion,
parameter expansion, command substitution, and arithmetic expansion.
When not performing substring expansion, <B>bash</B> tests for a parameter
that is unset or null; omitting the colon results in a test only for a
parameter that is unset.
<P>
When not performing substring expansion, using the forms documented below,
<B>bash</B> tests for a parameter that is unset or null. Omitting the colon
results in a test only for a parameter that is unset.
<P>
@@ -3454,7 +3459,7 @@ to uppercase; the <B>,</B> operator converts matching uppercase letters
to lowercase.
The <B>^^</B> and <B>,,</B> expansions convert each matched character in the
expanded value; the <B>^</B> and <B>,</B> expansions match and convert only
the first character.
the first character in the expanded value..
If <I>pattern</I> is omitted, it is treated like a <B>?</B>, which matches
every character.
If
@@ -5224,6 +5229,11 @@ subshell environment. Changes made to the subshell environment
cannot affect the shell's execution environment.
<P>
Subshells spawned to execute command substitutions inherit the value of
the <B>-e</B> option from the parent shell. When not in posix mode,
Bash clears the <B>-e</B> option in such subshells.
<P>
If a command is followed by a <B>&amp;</B> and job control is not active, the
default standard input for the command is the empty file <I>/dev/null</I>.
Otherwise, the invoked command inherits the file descriptors of the calling
@@ -9793,6 +9803,9 @@ is supplied, or
<DD>
Exit a login shell.
<DT><B>mapfile</B> [<B>-n</B> <I>count</I>] [<B>-O</B> <I>origin</I>] [<B>-s</B> <I>count</I>] [<B>-t</B>] [<B>-u</B> <I>fd</I>] [<B>-C</B> <I>callback</I>] [<B>-c</B> <I>quantum</I>] [<I>array</I>]<DD>
<DT><B>readarray</B> [<B>-n</B> <I>count</I>] [<B>-O</B> <I>origin</I>] [<B>-s</B> <I>count</I>] [<B>-t</B>] [<B>-u</B> <I>fd</I>] [<B>-C</B> <I>callback</I>] [<B>-c</B> <I>quantum</I>] [<I>array</I>]<DD>
Read lines from the standard input into array variable
<I>array</I>,
@@ -9863,6 +9876,10 @@ is specified without
<B>-c</B>,
the default quantum is 5000.
When <I>callback</I> is evaluated, it is supplied the index of the next
array element to be assigned as an additional argument.
<I>callback</I> is evaluated after the line is read but before the
array element is assigned.
<P>
If not supplied with an explicit origin, <B>mapfile</B> will clear <I>array</I>
@@ -12028,13 +12045,6 @@ parentheses to force it into a subshell, which may be stopped as
a unit.
<P>
Commands inside of <B>$(</B>...<B>)</B> command substitution are not
parsed until substitution is attempted. This will delay error
reporting until some time after the command is entered. For example,
unmatched parentheses, even inside shell comments, will result in
error messages while the construct is being read.
<P>
Array variables may not (yet) be exported.
<P>
@@ -12045,7 +12055,7 @@ There may be only one active coprocess at a time.
<HR>
<TABLE WIDTH=100%>
<TR>
<TH ALIGN=LEFT width=33%>GNU Bash-4.0<TH ALIGN=CENTER width=33%>2008 October 28<TH ALIGN=RIGHT width=33%>BASH(1)
<TH ALIGN=LEFT width=33%>GNU Bash-4.0<TH ALIGN=CENTER width=33%>2008 December 29<TH ALIGN=RIGHT width=33%>BASH(1)
</TR>
</TABLE>
<HR>
@@ -12151,6 +12161,6 @@ There may be only one active coprocess at a time.
</DL>
<HR>
This document was created by man2html from bash.1.<BR>
Time: 29 December 2008 10:37:31 EST
Time: 05 February 2009 08:05:34 EST
</BODY>
</HTML>