summaryrefslogtreecommitdiff
path: root/Etc/FEATURES
diff options
context:
space:
mode:
Diffstat (limited to 'Etc/FEATURES')
-rw-r--r--Etc/FEATURES60
1 files changed, 47 insertions, 13 deletions
diff --git a/Etc/FEATURES b/Etc/FEATURES
index 4734d80f8..95a0d617c 100644
--- a/Etc/FEATURES
+++ b/Etc/FEATURES
@@ -9,6 +9,7 @@ can emulate ksh or POSIX sh
short for loops, ex: for i (*.c) echo $i
select
shell functions
+autoloaded functions (loaded from a file when they are first referenced)
conditional expressions (test builtin, [ ... ], and ksh-style [[ ... ]])
global aliases (may be expanded anywhere on the line)
directory stack access with ~num
@@ -22,6 +23,12 @@ advanced globbing:
ls *.(c|pro) matches *.c and *.pro
ls *(R) matches only world-readable files
ls *.c~lex.c matches all .c files except lex.c
+ ls (#a1)README matches README with one error, e.g. RADME, REEDME, RAEDME
+ ls (#ia1)README same but case insensitive
+qualifiers in parentheses after globbing expression:
+ ls *(*@) matches executable files/directories or symlinks
+ ls *(L0f.go-w.) matches all zero-length files not group or world writable
+ ls *(om[2]) matches the two most recently modified files
null command shorthands:
"< file" is same as "more <file"
"> file" is same as "cat >file"
@@ -34,35 +41,52 @@ job control
csh-style history
full vi line editing, including "c2w" and "y$" and such things
full emacs line editing
+line editor is programmable via shell functions
+ - access and manipulate editor state via builtins and parameters
+ - user-defined `widgets' behave like other editor functions
+ - keymap customisation
+ - example functions provided
incremental history search
magic-space history
spelling correction
array parameters
+associative array parameters
+tie parameters a la path/PATH, e.g. ld_library_path/LD_LIBRARY_PATH
$MACHTYPE, $VENDOR and $OSTYPE identify the host machine
$LINENO, $RANDOM, $SECONDS, $cdpath, $COLUMNS, $fignore, $HISTCHARS, $mailpath
$UID, $EUID, $GID, $EGID and $USERNAME can be assigned to
with autocd option, typing a directory name by itself is the same as
typing "cd dirname"
-menu completion: pressing TAB repeatedly cycles through the possible matches
incremental path hashing
automatic process time reporting for commands that run over a certain limit
-full tcsh-style prompt substitution
+full tcsh-style prompt substitution plus conditional prompt expressions
utmp login/logout reporting
with histverify option, performing csh-style history expansions causes the
input line to be brought up for editing instead of being executed
with sunkeyboardhack option, accidentally typed trailing ` characters
are removed from the input line (for those of you with Sun keyboards :-) )
-autoloaded functions (loaded from a file when they are first referenced)
"cd old new" replaces "old" with "new" in directory string
-generalized argument completion, including:
- - command name completion
- - filename and path completion
- - hostname completion
- - key binding completion
- - option completion
- - variable name completion
- - user-specified keyword completion
- - anything else you can think of
+generalized argument completion, new system based on shell functions:
+ - highly context sensitive
+ - large (and I mean large) set of completions supplied, from a2ps to zstyle
+ - partial file path completion
+ - spelling correction and approximate completion of any completable word
+ - highly configurable expansion of shell arguments
+ - completion list colouring [`colorizing' for you lot over there]
+ - selection of completion elements with the cursor
+ - full scrolling of lists (in optional module)
+ - completion of words from the history list
+ - `styles' feature for versatile configuration
+ - `tags' feature for choosing completions preferentially
+ - `match' specifications, allowing e.g.
+ - variant forms: NO_glob, noglob, _NOGLOB_ all from the keyword glob
+ - partial-word matches with arbitrary anchors, e.g.
+ z_t.c -> zle_tricky.c
+ c.u.s -> comp.unix.shell
+ - complete control over case-insensitive matching
+ - can be defined globally or for individual completions
+ - bindable special completion functions
+menu completion: pressing TAB repeatedly cycles through the possible matches
prompt on right side of screen
directory stacks
history datestamps and execution time records
@@ -71,4 +95,14 @@ tty mode freezing
up to 9 startup files (but you only need 1 or 2)
really 8-bit clean, and we mean it this time
which -a cmd lists all occurrences of "cmd" in the path
-dynamically loadable binary modules
+floating point support
+dynamically loadable binary modules, supplied modules include
+ - an FTP client which runs in the shell, with function suite
+ - math functions
+ - builtin interface to the `stat' system command
+ - builtin versions of standard commands (mv, ln, etc.) for emergencies
+ - special parameters to access internal state of hash tables etc.
+ - special associative array to access contents of files directly
+ - profiler for shell functions
+ - a pseudo-terminal handler, for purposes like `expect'
+ - builtins for interaction with termcap and terminfo