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commit bash-20101222 snapshot

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Chet Ramey
2011-12-12 22:12:13 -05:00
parent e88665cc60
commit 89c77bc75b
87 changed files with 18450 additions and 3360 deletions
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doc/bash.1
+11 -11
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@@ -5,12 +5,12 @@
.\" Case Western Reserve University
.\" chet@po.cwru.edu
.\"
.\" Last Change: Mon Dec 6 22:25:10 EST 2010
.\" Last Change: Fri Dec 24 16:00:06 EST 2010
.\"
.\" bash_builtins, strip all but Built-Ins section
.if \n(zZ=1 .ig zZ
.if \n(zY=1 .ig zY
.TH BASH 1 "2010 December 6" "GNU Bash-4.2"
.TH BASH 1 "2010 December 24" "GNU Bash-4.2"
.\"
.\" There's some problem with having a `@'
.\" in a tagged paragraph with the BSD man macros.
@@ -879,24 +879,22 @@ command completes. Otherwise, the \fBelse\fP \fIlist\fP is
executed, if present. The exit status is the exit status of the
last command executed, or zero if no condition tested true.
.TP
\fBwhile\fP \fIlist\fP; \fBdo\fP \fIlist\fP; \fBdone\fP
\fBwhile\fP \fIlist-1\fP; \fBdo\fP \fIlist-2\fP; \fBdone\fP
.PD 0
.TP
\fBuntil\fP \fIlist\fP; \fBdo\fP \fIlist\fP; \fBdone\fP
\fBuntil\fP \fIlist-1\fP; \fBdo\fP \fIlist-2\fP; \fBdone\fP
.PD
The \fBwhile\fP command continuously executes the \fBdo\fP
\fIlist\fP as long as the last command in \fIlist\fP returns
The \fBwhile\fP command continuously executes the list
\fIlist-2\fP as long as the last command in the list \fIlist-1\fP returns
an exit status of zero. The \fBuntil\fP command is identical
to the \fBwhile\fP command, except that the test is negated;
the
.B do
.I list
.I list-2
is executed as long as the last command in
.I list
.I list-1
returns a non-zero exit status.
The exit status of the \fBwhile\fP and \fBuntil\fP commands
is the exit status
of the last \fBdo\fP \fIlist\fP command executed, or zero if
of the last command executed in \fIlist-2\fP, or zero if
none was executed.
.SS Coprocesses
.PP
@@ -3218,6 +3216,7 @@ they are to be matched literally.
The special pattern characters have the following meanings:
.PP
.PD 0
.RS
.TP
.B *
Matches any string, including the null string.
@@ -3297,6 +3296,7 @@ and
the syntax \fB[.\fP\fIsymbol\fP\fB.]\fP matches the collating symbol
\fIsymbol\fP.
.RE
.RE
.PD
.PP
If the \fBextglob\fP shell option is enabled using the \fBshopt\fP