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commit bash-20041202 snapshot

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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