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bash-4.4 beta2 release

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Chet Ramey
2016-07-11 16:52:30 -04:00
parent 690150f9e5
commit a4eef1991c
205 changed files with 21194 additions and 15639 deletions
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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%>2016 February 8<TH ALIGN=RIGHT width=33%>BASH(1)
<TH ALIGN=LEFT width=33%>BASH(1)<TH ALIGN=CENTER width=33%>2016 May 29<TH ALIGN=RIGHT width=33%>BASH(1)
</TR>
</TABLE>
<BR><A HREF="#index">Index</A>
@@ -838,7 +838,7 @@ command to terminate in turn. The return status is the
exit status of the last command executed.
<P>
AND and OR lists are sequences of one of more pipelines separated by the
AND and OR lists are sequences of one or more pipelines separated by the
<B>&amp;&amp;</B> and <B>||</B> control operators, respectively.
AND and OR lists are executed with left associativity.
An AND list has the form
@@ -1628,7 +1628,8 @@ A variable can be assigned the <I>nameref</I> attribute using the
to create a <I>nameref</I>, or a reference to another variable.
This allows variables to be manipulated indirectly.
Whenever the nameref variable is referenced, assigned to, unset, or has
its attributes modified (other than the <I>nameref</I> attribute itself), the
its attributes modified (other than using or changing the <I>nameref</I>
attribute itself), the
operation is actually performed on the variable specified by the nameref
variable's value.
A nameref is commonly used within shell functions to refer to a variable
@@ -2566,11 +2567,14 @@ used when the shell is invoked in POSIX mode.
<DD>
A colon-separated list of shell patterns (see <B>Pattern Matching</B>)
defining the list of filenames to be ignored by command search.
defining the list of filenames to be ignored by command search using
<B>PATH</B>.
Files whose full pathnames match one of these patterns are not considered
executable files for the purposes of completion and command execution.
executable files for the purposes of completion and command execution
via <B>PATH</B> lookup.
This does not affect the behavior of the <B>[</B>, <B>test</B>, and <B>[[</B>
commands.
Full pathnames in the command hash table are not subject to <B>EXECIGNORE</B>.
Use this variable to ignore shared library files that have the executable
bit set, but are not executable files.
The pattern matching honors the setting of the <B>extglob</B> shell
@@ -2949,8 +2953,10 @@ and is set by the administrator who installs
<B>bash</B>.
A common value is
<TT>/usr/local/bin:/usr/local/sbin:/usr/bin:/usr/sbin:/bin:/sbin</TT>.
<DT><B>POSIXLY_CORRECT</B>
<DD>
@@ -4964,10 +4970,10 @@ No parameter and variable expansion, command substitution,
arithmetic expansion, or pathname expansion is performed on
<I>word</I>.
If any characters in
If any part of
<I>word</I>
are quoted, the
is quoted, the
<I>delimiter</I>
is the result of quote removal on
@@ -5396,7 +5402,7 @@ By default, no limit is imposed on the number of recursive calls.
The shell allows arithmetic expressions to be evaluated, under
certain circumstances (see the <B>let</B> and <B>declare</B> builtin
commands and <B>Arithmetic Expansion</B>).
commands, the <B>((</B> compound command, and <B>Arithmetic Expansion</B>).
Evaluation is done in fixed-width integers with no check for overflow,
though division by 0 is trapped and flagged as an error.
The operators and their precedence, associativity, and values
@@ -7008,6 +7014,11 @@ If set to <B>audible</B>, readline attempts to ring the terminal's bell.
If set to <B>On</B>, readline attempts to bind the control characters
treated specially by the kernel's terminal driver to their readline
equivalents.
<DT><B>blink-matching-paren (Off)</B>
<DD>
If set to <B>On</B>, readline attempts to briefly move the cursor to an
opening parenthesis when a closing parenthesis is inserted.
<DT><B>colored-completion-prefix (Off)</B>
<DD>
@@ -7036,11 +7047,26 @@ in emacs mode and to
<B>#</B>
in vi command mode.
<DT><B>completion-display-width (-1)</B>
<DD>
The number of screen columns used to display possible matches
when performing completion.
The value is ignored if it is less than 0 or greater than the terminal
screen width.
A value of 0 will cause matches to be displayed one per line.
The default value is -1.
<DT><B>completion-ignore-case (Off)</B>
<DD>
If set to <B>On</B>, readline performs filename matching and completion
in a case-insensitive fashion.
<DT><B>completion-map-case (Off)</B>
<DD>
If set to <B>On</B>, and <B>completion-ignore-case</B> is enabled, readline
treats hyphens (<I>-</I>) and underscores (<I>_</I>) as equivalent when
performing case-insensitive filename matching and completion.
<DT><B>completion-prefix-display-length (0)</B>
<DD>
@@ -7066,12 +7092,20 @@ If set to <B>On</B>, readline will convert characters with the
eighth bit set to an ASCII key sequence
by stripping the eighth bit and prefixing an
escape character (in effect, using escape as the <I>meta prefix</I>).
The default is <I>On</I>, but readline will set it to <I>Off</I> if the
locale contains eight-bit characters.
<DT><B>disable-completion (Off)</B>
<DD>
If set to <B>On</B>, readline will inhibit word completion. Completion
characters will be inserted into the line as if they had been
mapped to <B>self-insert</B>.
<DT><B>echo-control-characters (On)</B>
<DD>
When set to <B>On</B>, on operating systems that indicate they support it,
readline echoes a character corresponding to a signal generated from the
keyboard.
<DT><B>editing-mode (emacs)</B>
<DD>
@@ -7085,12 +7119,6 @@ can be set to either
or
<B>vi</B>.
<DT><B>echo-control-characters (On)</B>
<DD>
When set to <B>On</B>, on operating systems that indicate they support it,
readline echoes a character corresponding to a signal generated from the
keyboard.
<DT><B>enable-bracketed-paste (Off)</B>
<DD>
@@ -7130,7 +7158,10 @@ If set to zero, any existing history entries are deleted and no new entries
are saved.
If set to a value less than zero, the number of history entries is not
limited.
By default, the number of history entries is not limited.
By default, the number of history entries is set to the value of the
<B>HISTSIZE</B> shell variable.
If an attempt is made to set <I>history-size</I> to a non-numeric value,
the maximum number of history entries will be set to 500.
<DT><B>horizontal-scroll-mode (Off)</B>
<DD>
@@ -7141,11 +7172,13 @@ becomes longer than the screen width rather than wrapping to a new line.
<DD>
If set to <B>On</B>, readline will enable eight-bit input (that is,
it will not strip the high bit from the characters it reads),
it will not strip the eighth bit from the characters it reads),
regardless of what the terminal claims it can support. The name
<B>meta-flag</B>
is a synonym for this variable.
The default is <I>Off</I>, but readline will set it to <I>On</I> if the
locale contains eight-bit characters.
<DT><B>isearch-terminators (``C-[C-J'')</B>
<DD>
@@ -7229,6 +7262,8 @@ the list.
If set to <B>On</B>, readline will display characters with the
eighth bit set directly rather than as a meta-prefixed escape
sequence.
The default is <I>Off</I>, but readline will set it to <I>On</I> if the
locale contains eight-bit characters.
<DT><B>page-completions (On)</B>
<DD>
@@ -9807,7 +9842,7 @@ Give each <I>name</I> the <I>nameref</I> attribute, making
it a name reference to another variable.
That other variable is defined by the value of <I>name</I>.
All references, assignments, and attribute modifications
to <I>name</I>, except for changing the
to <I>name</I>, except those using or changing the
<B>-n</B> attribute itself, are performed on the variable referenced by
<I>name</I>'s value.
The nameref attribute cannot be applied to array variables.
@@ -12198,7 +12233,9 @@ This option is enabled by default for interactive shells.
<DT><B>extdebug</B>
<DD>
If set, behavior intended for use by debuggers is enabled:
If set at shell invocation, arrange to execute the debugger profile
before the shell starts, identical to the <B>--debugger</B> option.
If set after invocation, behavior intended for use by debuggers is enabled:
<DL COMPACT><DT><DD>
<DL COMPACT>
<DT><B>1.</B>
@@ -13477,7 +13514,7 @@ There may be only one active coprocess at a time.
<HR>
<TABLE WIDTH=100%>
<TR>
<TH ALIGN=LEFT width=33%>GNU Bash 4.4<TH ALIGN=CENTER width=33%>2016 February 8<TH ALIGN=RIGHT width=33%>BASH(1)
<TH ALIGN=LEFT width=33%>GNU Bash 4.4<TH ALIGN=CENTER width=33%>2016 May 29<TH ALIGN=RIGHT width=33%>BASH(1)
</TR>
</TABLE>
<HR>
@@ -13583,6 +13620,6 @@ There may be only one active coprocess at a time.
</DL>
<HR>
This document was created by man2html from bash.1.<BR>
Time: 08 February 2016 10:17:49 EST
Time: 20 June 2016 15:38:21 EDT
</BODY>
</HTML>