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commit bash-20180809 snapshot

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Chet Ramey
2018-08-20 17:02:17 -04:00
parent 057a9fbdb4
commit 07f38782cd
20 changed files with 451 additions and 251 deletions
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doc/bash.1
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@@ -5,12 +5,12 @@
.\" Case Western Reserve University
.\" chet.ramey@case.edu
.\"
.\" Last Change: Fri Jun 8 16:15:23 EDT 2018
.\" Last Change: Tue Aug 7 12:01:07 EDT 2018
.\"
.\" bash_builtins, strip all but Built-Ins section
.if \n(zZ=1 .ig zZ
.if \n(zY=1 .ig zY
.TH BASH 1 "2018 June 8" "GNU Bash 5.0"
.TH BASH 1 "2018 August 7" "GNU Bash 5.0"
.\"
.\" There's some problem with having a `@'
.\" in a tagged paragraph with the BSD man macros.
@@ -2928,6 +2928,14 @@ and
.SM
.BR CDPATH ,
and the shell assigns the expanded value.
.PP
Bash also performs tilde expansion on words satisfying the conditions of
variable assignments (as described above under
.SM
.BR PARAMETERS )
when they appear as arguments to simple commands.
Bash does not do this, except for the \fIdeclaration\fP commands listed
above, when in \fIposix mode\fP.
.SS Parameter Expansion
.PP
The `\fB$\fP' character introduces parameter expansion,
@@ -7668,18 +7676,21 @@ them to be reused as input.
The \fB\-r\fP option removes a completion specification for
each \fIname\fP, or, if no \fIname\fPs are supplied, all
completion specifications.
The \fB\-D\fP option indicates that the remaining options and actions should
The \fB\-D\fP option indicates that other supplied options and actions should
apply to the ``default'' command completion; that is, completion attempted
on a command for which no completion has previously been defined.
The \fB\-E\fP option indicates that the remaining options and actions should
The \fB\-E\fP option indicates that other supplied options and actions should
apply to ``empty'' command completion; that is, completion attempted on a
blank line.
The \fB\-I\fP option indicates that the remaining options and actions should
The \fB\-I\fP option indicates that other supplied options and actions should
apply to completion on the inital non-assignment word on the line, or after
a command delimiter such as \fB;\fP or \fB|\fP, which is usually command
name completion.
If multiple options are supplied, the \fB\-D\fP option takes precedence
over \fB\-E\fP, and both take precedence of \fB\-I\fP.
over \fB\-E\fP, and both take precedence over \fB\-I\fP.
If any of \fB\-D\fP, \fB\-E\fP, or \fB\-I\fP are supplied, any other
\fIname\fP arguments are ignored; these completions only apply to the case
specified by the option.
.sp 1
The process of applying these completion specifications when word completion
is attempted is described above under \fBProgrammable Completion\fP.
@@ -7883,13 +7894,13 @@ If no \fIoption\fPs are given, display the completion options for each
\fIname\fP or the current completion.
The possible values of \fIoption\fP are those valid for the \fBcomplete\fP
builtin described above.
The \fB\-D\fP option indicates that the remaining options should
The \fB\-D\fP option indicates that other supplied options should
apply to the ``default'' command completion; that is, completion attempted
on a command for which no completion has previously been defined.
The \fB\-E\fP option indicates that the remaining options should
The \fB\-E\fP option indicates that other supplied options should
apply to ``empty'' command completion; that is, completion attempted on a
blank line.
The \fB\-I\fP option indicates that the remaining options should
The \fB\-I\fP option indicates that other supplied options should
apply to completion on the inital non-assignment word on the line,
or after a command delimiter such as \fB;\fP or \fB|\fP, which is usually
command name completion.