mirror of
https://github.com/flokoe/bash-hackers-wiki.git
synced 2024-11-01 06:53:05 +01:00
Merge pull request #13 from hansonchar/linkfix-depth1
Fix hyperlinks of markdown pages at depth 1
This commit is contained in:
commit
6f3dbe3259
@ -3,11 +3,11 @@
|
|||||||
!!! warning "Attention"
|
!!! warning "Attention"
|
||||||
Since Bash 4 has been around for quite some time now (4.3 will come soon), I consider it to be "standard".
|
Since Bash 4 has been around for quite some time now (4.3 will come soon), I consider it to be "standard".
|
||||||
This page is not maintained anymore and is left here to keep your links working.
|
This page is not maintained anymore and is left here to keep your links working.
|
||||||
See the [bashchanges](/scripting/bashchanges) page for new stuff introduced.
|
See the [bashchanges](scripting/bashchanges.md) page for new stuff introduced.
|
||||||
|
|
||||||
Besides many bugfixes since Bash 3.2, Bash 4 will bring some interesting
|
Besides many bugfixes since Bash 3.2, Bash 4 will bring some interesting
|
||||||
new features for shell users and scripters. See also
|
new features for shell users and scripters. See also
|
||||||
[bashchanges](/scripting/bashchanges) for a small general overview with
|
[bashchanges](scripting/bashchanges.md) for a small general overview with
|
||||||
more details.
|
more details.
|
||||||
|
|
||||||
Not all of the changes and news are included here, just the biggest or
|
Not all of the changes and news are included here, just the biggest or
|
||||||
@ -34,7 +34,7 @@ files that represent the filedescriptors of the started process.
|
|||||||
In other words: It lets you start a process in background and
|
In other words: It lets you start a process in background and
|
||||||
communicate with its input and output data streams.
|
communicate with its input and output data streams.
|
||||||
|
|
||||||
See [The coproc keyword](/syntax/keywords/coproc)
|
See [The coproc keyword](syntax/keywords/coproc.md)
|
||||||
|
|
||||||
### The new "mapfile" builtin
|
### The new "mapfile" builtin
|
||||||
|
|
||||||
@ -43,7 +43,7 @@ an array. This avoids having to fill an array yourself using a loop. It
|
|||||||
enables you to define the range of lines to read, and optionally call a
|
enables you to define the range of lines to read, and optionally call a
|
||||||
callback, for example to display a progress bar.
|
callback, for example to display a progress bar.
|
||||||
|
|
||||||
See: [mapfile](/commands/builtin/mapfile)
|
See: [mapfile](commands/builtin/mapfile.md)
|
||||||
|
|
||||||
### Changes to the "case" keyword
|
### Changes to the "case" keyword
|
||||||
|
|
||||||
@ -55,7 +55,7 @@ list (rather than terminate the `case` construct).
|
|||||||
The `;;&` terminator causes the `case` construct to test the next given
|
The `;;&` terminator causes the `case` construct to test the next given
|
||||||
pattern instead of terminating the whole execution.
|
pattern instead of terminating the whole execution.
|
||||||
|
|
||||||
See [case](/syntax/ccmd/case)
|
See [case](syntax/ccmd/case.md)
|
||||||
|
|
||||||
### Changes to the "declare" builtin
|
### Changes to the "declare" builtin
|
||||||
|
|
||||||
@ -86,7 +86,7 @@ A new option, `-i`, was introduced to be able to preload the input
|
|||||||
buffer with some text (when Readline is used, with `-e`). The user is
|
buffer with some text (when Readline is used, with `-e`). The user is
|
||||||
able to change the text, or press return to accept it.
|
able to change the text, or press return to accept it.
|
||||||
|
|
||||||
See [read](/commands/builtin/read)
|
See [read](commands/builtin/read.md)
|
||||||
|
|
||||||
### Changes to the "help" builtin
|
### Changes to the "help" builtin
|
||||||
|
|
||||||
@ -110,7 +110,7 @@ Besides the use of the 512 bytes blocksize everywhere in POSIX mode,
|
|||||||
The brace expansion was tuned to provide expansion results with leading
|
The brace expansion was tuned to provide expansion results with leading
|
||||||
zeros when requesting a row of numbers.
|
zeros when requesting a row of numbers.
|
||||||
|
|
||||||
See [brace](/syntax/expansion/brace)
|
See [brace](syntax/expansion/brace.md)
|
||||||
|
|
||||||
### Parameter Expansion
|
### Parameter Expansion
|
||||||
|
|
||||||
@ -120,7 +120,7 @@ On expansion time you can modify the syntax by adding operators to the
|
|||||||
parameter name.
|
parameter name.
|
||||||
|
|
||||||
See [Case modification on parameter
|
See [Case modification on parameter
|
||||||
expansion](/syntax/pe#case_modification)
|
expansion](syntax/pe.md#case_modification)
|
||||||
|
|
||||||
### Substring expansion
|
### Substring expansion
|
||||||
|
|
||||||
@ -143,7 +143,7 @@ current level.
|
|||||||
The new shell option `dirspell` enables spelling corrections on
|
The new shell option `dirspell` enables spelling corrections on
|
||||||
directory names during globbing.
|
directory names during globbing.
|
||||||
|
|
||||||
See [globs](/syntax/expansion/globs)
|
See [globs](syntax/expansion/globs.md)
|
||||||
|
|
||||||
## Associative Arrays
|
## Associative Arrays
|
||||||
|
|
||||||
@ -161,7 +161,7 @@ ASSOC[Hello]="second element"
|
|||||||
ASSOC[Peter Pan]="A weird guy"
|
ASSOC[Peter Pan]="A weird guy"
|
||||||
```
|
```
|
||||||
|
|
||||||
See [arrays](/syntax/arrays)
|
See [arrays](syntax/arrays.md)
|
||||||
|
|
||||||
## Redirection
|
## Redirection
|
||||||
|
|
||||||
@ -172,17 +172,17 @@ good old `>>FILE 2>&1` notation.
|
|||||||
The parser now understands `|&` as a synonym for `2>&1 |`, which
|
The parser now understands `|&` as a synonym for `2>&1 |`, which
|
||||||
redirects the standard error for a command through a pipe.
|
redirects the standard error for a command through a pipe.
|
||||||
|
|
||||||
See [redirection](/syntax/redirection)
|
See [redirection](syntax/redirection.md)
|
||||||
|
|
||||||
## Interesting new shell variables
|
## Interesting new shell variables
|
||||||
|
|
||||||
| Variable | Description |
|
| Variable | Description |
|
||||||
| -------------------------------------------------- | ------------------------------------------------------------------------------- |
|
| -------------------------------------------------- | ------------------------------------------------------------------------------- |
|
||||||
| [BASHPID](/syntax/shellvars#BASHPID) | contains the PID of the current shell (this is different than what `$$` does!) |
|
| [BASHPID](syntax/shellvars.md#BASHPID) | contains the PID of the current shell (this is different than what `$$` does!) |
|
||||||
| [PROMPT_DIRTRIM](/syntax/shellvars#PROMPT_DIRTRIM) | specifies the max. level of unshortened pathname elements in the prompt |
|
| [PROMPT_DIRTRIM](syntax/shellvars.md#PROMPT_DIRTRIM) | specifies the max. level of unshortened pathname elements in the prompt |
|
||||||
| [FUNCNEST](/syntax/shellvars#FUNCNEST) | control the maximum number of shell function recursions |
|
| [FUNCNEST](syntax/shellvars.md#FUNCNEST) | control the maximum number of shell function recursions |
|
||||||
|
|
||||||
See [shellvars](/syntax/shellvars)
|
See [shellvars](syntax/shellvars.md)
|
||||||
|
|
||||||
## Interesting new Shell Options
|
## Interesting new Shell Options
|
||||||
|
|
||||||
@ -197,7 +197,7 @@ mentioned.
|
|||||||
| `globstar` | enables recursive globbing with `**` |
|
| `globstar` | enables recursive globbing with `**` |
|
||||||
| `lastpipe` | (4.2) to execute the last command in a pipeline in the current environment |
|
| `lastpipe` | (4.2) to execute the last command in a pipeline in the current environment |
|
||||||
|
|
||||||
See [shell_options](/internals/shell_options)
|
See [shell_options](internals/shell_options.md)
|
||||||
|
|
||||||
## Misc
|
## Misc
|
||||||
|
|
||||||
@ -210,7 +210,7 @@ See [shell_options](/internals/shell_options)
|
|||||||
- The output target for the `xtrace` (`set -x`/`set +x`) feature is
|
- The output target for the `xtrace` (`set -x`/`set +x`) feature is
|
||||||
configurable **since Bash 4.1** (previously, it was fixed to
|
configurable **since Bash 4.1** (previously, it was fixed to
|
||||||
`stderr`): a variable named
|
`stderr`): a variable named
|
||||||
[BASH_XTRACEFD](/syntax/shellvars#BASH_XTRACEFD) can be set to the
|
[BASH_XTRACEFD](syntax/shellvars.md#BASH_XTRACEFD) can be set to the
|
||||||
filedescriptor that should get the output
|
filedescriptor that should get the output
|
||||||
- Bash 4.1 is able to log the history to syslog (only to be enabled at
|
- Bash 4.1 is able to log the history to syslog (only to be enabled at
|
||||||
compile time in `config-top.h`)
|
compile time in `config-top.h`)
|
||||||
|
Loading…
Reference in New Issue
Block a user