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commit bash-20041202 snapshot

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This commit is contained in:
Chet Ramey
2011-12-03 13:40:44 -05:00
parent 54cdd75ae4
commit 76a8d78dfd
9 changed files with 91 additions and 50 deletions
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doc/bash.1
+14 -9
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@@ -6,12 +6,12 @@
.\" Case Western Reserve University
.\" chet@po.CWRU.Edu
.\"
.\" Last Change: Mon Nov 22 11:06:21 EST 2004
.\" Last Change: Wed Dec 1 15:39:20 EST 2004
.\"
.\" bash_builtins, strip all but Built-Ins section
.if \n(zZ=1 .ig zZ
.if \n(zY=1 .ig zY
.TH BASH 1 "2004 Nov 22" "GNU Bash-3.1-devel"
.TH BASH 1 "2004 Dec 1" "GNU Bash-3.1-devel"
.\"
.\" There's some problem with having a `@'
.\" in a tagged paragraph with the BSD man macros.
@@ -3320,19 +3320,21 @@ environment are identical between a function and its caller
with the exception that the
.SM
.B DEBUG
trap (see the description of the
and
.B RETURN
traps (see the description of the
.B trap
builtin under
.SM
.B SHELL BUILTIN COMMANDS
below) is not inherited unless the function has been given the
below) are not inherited unless the function has been given the
\fBtrace\fP attribute (see the description of the
.SM
.B declare
builtin below) or the
\fB\-o functrace\fP shell option has been enabled with
the \fBset\fP builtin
(in which case all functions inherit the \fBDEBUG\fP trap).
(in which case all functions inherit the \fBDEBUG\fP and \fBRETURN\fP traps).
.PP
Variables local to the function may be declared with the
.B local
@@ -6424,7 +6426,8 @@ by subsequent assignment statements or unset.
.TP
.B \-t
Give each \fIname\fP the \fItrace\fP attribute.
Traced functions inherit the \fBDEBUG\fP trap from the calling shell.
Traced functions inherit the \fBDEBUG\fP and \fBRETURN\fP traps from
the calling shell.
The trace attribute has no special meaning for variables.
.TP
.B \-x
@@ -7773,9 +7776,11 @@ follows the logical chain of directories when performing commands
which change the current directory.
.TP 8
.B \-T
If set, any trap on \fBDEBUG\fP is inherited by shell functions, command
substitutions, and commands executed in a subshell environment.
The \fBDEBUG\fP trap is normally not inherited in such cases.
If set, any traps on \fBDEBUG\fP and \fBRETURN\fP are inherited by shell
functions, command substitutions, and commands executed in a
subshell environment.
The \fBDEBUG\fP and \fBRETURN\fP traps are normally not inherited
in such cases.
.TP 8
.B \-\-
If no arguments follow this option, then the positional parameters are
doc/bashref.texi
+13 -8
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@@ -1118,12 +1118,12 @@ The first element of the @env{FUNCNAME} 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 @env{DEBUG} trap
below) is not inherited unless the function has been given the
with the exception that the @env{DEBUG} and @env{RETURN} traps
are not inherited unless the function has been given the
@code{trace} attribute using the @code{declare} builtin or
the @code{-o functrace} option has been enabled with
the @code{set} builtin,
(in which case all functions inherit the @code{DEBUG} trap).
(in which case all functions inherit the @env{DEBUG} and @env{RETURN} traps).
@xref{Bourne Shell Builtins}, for the description of the
@code{trap} builtin.
@@ -3283,7 +3283,8 @@ by subsequent assignment statements or unset.
@item -t
Give each @var{name} the @code{trace} attribute.
Traced functions inherit the @code{DEBUG} trap from the calling shell.
Traced functions inherit the @code{DEBUG} and @code{RETURN} traps from
the calling shell.
The trace attribute has no special meaning for variables.
@item -x
@@ -4126,9 +4127,11 @@ $ cd ..; pwd
@end example
@item -T
If set, any trap on @code{DEBUG} is inherited by shell functions, command
substitutions, and commands executed in a subshell environment.
The @code{DEBUG} trap is normally not inherited in such cases.
If set, any trap on @code{DEBUG} and @code{RETURN} are inherited by
shell functions, command substitutions, and commands executed
in a subshell environment.
The @code{DEBUG} and @code{RETURN} traps are normally not inherited
in such cases.
@item --
If no arguments follow this option, then the positional parameters are
@@ -7184,7 +7187,9 @@ The @code{trap} builtin (@pxref{Bourne Shell Builtins}) allows a
Commands specified with an @code{RETURN} trap are executed before
execution resumes after a shell function or a shell script executed with
@code{.} or @code{source} returns.
The @code{RETURN} trap is not inherited by shell functions.
The @code{RETURN} trap is not inherited by shell functions unless the
function has been given the @code{trace} attribute or the
@code{functrace} option has been enabled using the @code{shopt} builtin.
@item
The Bash @code{type} builtin is more extensive and gives more information
doc/version.texi
+3 -3
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@@ -2,9 +2,9 @@
Copyright (C) 1988-2004 Free Software Foundation, Inc.
@end ignore
@set LASTCHANGE Wed Nov 24 14:11:51 EST 2004
@set LASTCHANGE Wed Dec 1 15:39:35 EST 2004
@set EDITION 3.1-devel
@set VERSION 3.1-devel
@set UPDATED 24 November 2004
@set UPDATED-MONTH November 2004
@set UPDATED 1 December 2004
@set UPDATED-MONTH December 2004