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commit bash-20150813 snapshot

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Chet Ramey
2015-09-01 14:44:02 -04:00
parent e9eee9d4b0
commit f2d7e1a3bc
19 changed files with 223 additions and 33 deletions
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doc/bashref.texi
+16 -11
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@@ -5503,6 +5503,11 @@ where each corresponding member of @var{FUNCNAME} was invoked.
referenced within another shell function).
Use @code{LINENO} to obtain the current line number.
@item BASH_LOADABLES_PATH
A colon-separated list of directories in which the shell looks for
dynamically loadable builtins specified by the
@code{enable} command.
@item BASH_REMATCH
An array variable whose members are assigned by the @samp{=~} binary
operator to the @code{[[} conditional command
@@ -5698,7 +5703,7 @@ shell function.
The bottom-most element (the one with the highest index)
is @code{"main"}.
This variable exists only when a shell function is executing.
Assignments to @env{FUNCNAME} have no effect and return an error status.
Assignments to @env{FUNCNAME} have no effect.
If @env{FUNCNAME} is unset, it loses its special properties, even if
it is subsequently reset.
@@ -5725,7 +5730,7 @@ of matches.
@item GROUPS
An array variable containing the list of groups of which the current
user is a member.
Assignments to @env{GROUPS} have no effect and return an error status.
Assignments to @env{GROUPS} have no effect.
If @env{GROUPS} is unset, it loses its special properties, even if it is
subsequently reset.
@@ -6992,6 +6997,7 @@ The directory stack is a list of recently-visited directories. The
the current directory, and the @code{popd} builtin removes specified
directories from the stack and changes the current directory to
the directory removed. The @code{dirs} builtin displays the contents
of the directory stack. The current directory is always the "top"
of the directory stack.
The contents of the directory stack are also visible
@@ -7040,13 +7046,11 @@ with zero.
popd [-n] [+@var{N} | -@var{N}]
@end example
Remove the top entry from the directory stack, and @code{cd}
to the new top directory.
When no arguments are given, @code{popd}
removes the top directory from the stack and
performs a @code{cd} to the new top directory. The
elements are numbered from 0 starting at the first directory listed with
@code{dirs}; that is, @code{popd} is equivalent to @code{popd +0}.
performs a @code{cd} to the new top directory.
The elements are numbered from 0 starting at the first directory
listed with @code{dirs}; that is, @code{popd} is equivalent to @code{popd +0}.
@table @code
@item -n
@@ -7068,12 +7072,13 @@ pushd [-n] [@var{+N} | @var{-N} | @var{dir}]
Save the current directory on the top of the directory stack
and then @code{cd} to @var{dir}.
With no arguments, @code{pushd} exchanges the top two directories.
With no arguments, @code{pushd} exchanges the top two directories
and makes the new top the current directory.
@table @code
@item -n
Suppresses the normal change of directory when adding directories
to the stack, so that only the stack is manipulated.
Suppresses the normal change of directory when rotating or
adding directories to the stack, so that only the stack is manipulated.
@item +@var{N}
Brings the @var{N}th directory (counting from the left of the
list printed by @code{dirs}, starting with zero) to the top of
@@ -7083,7 +7088,7 @@ Brings the @var{N}th directory (counting from the right of the
list printed by @code{dirs}, starting with zero) to the top of
the list by rotating the stack.
@item @var{dir}
Makes the current working directory be the top of the stack, making
Makes @var{dir} be the top of the stack, making
it the new current directory as if it had been supplied as an argument
to the @code{cd} builtin.
@end table