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Bash-4.4 distribution sources and documentation

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Chet Ramey 2016-09-15 16:59:08 -04:00
commit a0c0a00fc4
588 changed files with 130746 additions and 80164 deletions
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43
builtins/pushd.def
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@ -1,7 +1,7 @@
This file is pushd.def, from which is created pushd.c. It implements the
builtins "pushd", "popd", and "dirs" in Bash.
Copyright (C) 1987-2013 Free Software Foundation, Inc.
Copyright (C) 1987-2015 Free Software Foundation, Inc.
This file is part of GNU Bash, the Bourne Again SHell.
@ -32,19 +32,19 @@ directory. With no arguments, exchanges the top two directories.
Options:
-n Suppresses the normal change of directory when adding
directories to the stack, so only the stack is manipulated.
directories to the stack, so only the stack is manipulated.
Arguments:
+N Rotates the stack so that the Nth directory (counting
from the left of the list shown by `dirs', starting with
zero) is at the top.
from the left of the list shown by `dirs', starting with
zero) is at the top.
-N Rotates the stack so that the Nth directory (counting
from the right of the list shown by `dirs', starting with
zero) is at the top.
from the right of the list shown by `dirs', starting with
zero) is at the top.
dir Adds DIR to the directory stack at the top, making it the
new current working directory.
new current working directory.
The `dirs' builtin displays the directory stack.
@ -64,16 +64,16 @@ the top directory from the stack, and changes to the new top directory.
Options:
-n Suppresses the normal change of directory when removing
directories from the stack, so only the stack is manipulated.
directories from the stack, so only the stack is manipulated.
Arguments:
+N Removes the Nth entry counting from the left of the list
shown by `dirs', starting with zero. For example: `popd +0'
removes the first directory, `popd +1' the second.
shown by `dirs', starting with zero. For example: `popd +0'
removes the first directory, `popd +1' the second.
-N Removes the Nth entry counting from the right of the list
shown by `dirs', starting with zero. For example: `popd -0'
removes the last directory, `popd -1' the next to last.
shown by `dirs', starting with zero. For example: `popd -0'
removes the last directory, `popd -1' the next to last.
The `dirs' builtin displays the directory stack.
@ -95,17 +95,19 @@ back up through the list with the `popd' command.
Options:
-c clear the directory stack by deleting all of the elements
-l do not print tilde-prefixed versions of directories relative
to your home directory
to your home directory
-p print the directory stack with one entry per line
-v print the directory stack with one entry per line prefixed
with its position in the stack
with its position in the stack
Arguments:
+N Displays the Nth entry counting from the left of the list shown by
dirs when invoked without options, starting with zero.
+N Displays the Nth entry counting from the left of the list
shown by dirs when invoked without options, starting with
zero.
-N Displays the Nth entry counting from the right of the list shown by
dirs when invoked without options, starting with zero.
-N Displays the Nth entry counting from the right of the list
shown by dirs when invoked without options, starting with
zero.
Exit Status:
Returns success unless an invalid option is supplied or an error occurs.
@ -178,6 +180,8 @@ pushd_builtin (list)
char direction;
orig_list = list;
CHECK_HELPOPT (list);
if (list && list->word && ISOPTION (list->word->word, '-'))
{
list = list->next;
@ -321,6 +325,8 @@ popd_builtin (list)
char direction;
char *which_word;
CHECK_HELPOPT (list);
which_word = (char *)NULL;
for (flags = 0, which = 0, direction = '+'; list; list = list->next)
{
@ -402,6 +408,7 @@ dirs_builtin (list)
intmax_t i;
char *temp, *w;
CHECK_HELPOPT (list);
for (flags = vflag = index_flag = 0, desired_index = -1, w = ""; list; list = list->next)
{
if (ISOPTION (list->word->word, 'l'))