X-Git-Url: https://git.grml.org/?a=blobdiff_plain;f=doc%2Fgrmlzshrc.t2t;h=382c80f55de6bbe79ad9428b36f1030a94d05620;hb=1344763d286000266de3d24a56e605fa569be7fb;hp=1a66d26401567156f515eb1815f4e6d1f1acaf44;hpb=a02215f68d095e92f11337e178e497a1806a13d0;p=grml-etc-core.git diff --git a/doc/grmlzshrc.t2t b/doc/grmlzshrc.t2t index 1a66d26..382c80f 100644 --- a/doc/grmlzshrc.t2t +++ b/doc/grmlzshrc.t2t @@ -1,6 +1,6 @@ GRMLZSHRC -August, 2009 +Oktober, 2009 %!target: man %!postproc(man): "^(\.TH.*) 1 " "\1 5 " @@ -26,7 +26,10 @@ features are enabled in every version). //grmlzshrc// behaves differently depending on which user loads it. For the root user (**EUID** == 0) only a subset of features is loaded by default. This behaviour can be altered by setting the **GRML_ALWAYS_LOAD_ALL** STARTUP -VARIABLE (see below). +VARIABLE (see below). Also the umask(1) for the root user is set to 022, +while for regular users it is set to 002. So read/write permissions +for the regular user and her group are set for new files (keep that +in mind on systems, where regular users share a common group). = STARTUP VARIABLES = Some of the behaviour of //grmlzshrc// can be altered by setting certain shell @@ -226,6 +229,103 @@ available via the usual history lookup widgets. = REFERENCE = +== ENVIRONMENT VARIABLES == +//grmlzshrc// sets some environment variables, which influence the +behaviour of applications. + +: **BROWSER** +If X is running this is set to "firefox", otherwise to "w3m". + +: **COLORTERM** +Set to "yes". Some applications read this to learn about properties +of the terminal they are running in. + +: **QTDIR** +Holds the path to shared files for the C++ application framework QT +(version 3 or 4). + + +== OPTIONS == +Apart from zsh's default options, //grmlzshrc// sets some options +that change the behaviour of zsh. Options that change Z-shell's default +settings are marked by . But note, that zsh's defaults vary depending +on its emulation mode (csh, ksh, sh, or zsh). For details, see zshoptions(1). + +: **append_history** +Zsh sessions, that use //grmlzshrc//, will append their history list to the +history file, rather than replace it. Thus, multiple parallel zsh sessions +will all have the new entries from their history lists added to the history +file, in the order that they exit. The file will still be periodically +re-written to trim it when the number of lines grows 20% beyond the value +specified by $SAVEHIST. + +: **auto_cd** +If a command is issued that can't be executed as a normal command, and the +command is the name of a directory, perform the cd command to that directory. + +: **auto_pushd** +Make cd push the old directory onto the directory stack. + +: **completeinword** +If the cursor is inside a word, completion is done from both ends; +instead of moving the cursor to the end of the word first and starting +from there. + +: **extended_glob** +Treat the '#', '~' and '^' characters as active globbing pattern characters. + +: **extended_history** +Save each command's beginning timestamp (in seconds since the epoch) and the +duration (in seconds) to the history file. + +: **hash_list_all** +Whenever a command completion is attempted, make sure the entire command +path is hashed first. This makes the first completion slower. + +: **histignorealldups** +If a new command line being added to the history list duplicates an +older one, the older command is removed from the list, even if it is +not the previous event. + +: **histignorespace** +Remove command lines from the history list when the first character on +the line is a space, or when one of the expanded aliases contains a +leading space. Note that the command lingers in the internal history +until the next command is entered before it vanishes. + +: **longlistjobs** +List jobs in long format by default. + +: **nobeep** +Avoid to beep on errors in zsh command line editing (zle). + +: **noglobdots** +A wildcard character never matches a leading '.'. + +: **nohup** +Do not send the hangup signal (HUP:1) to running jobs when the shell exits. + +: **nonomatch** +If a pattern for filename generation has no matches, do not print an error +and leave it unchanged in the argument list. This also applies to file +expansion of an initial `~' or `='. + +: **notify** +Report the status of background jobs immediately, rather than waiting until +just before printing a prompt. + +: **pushd_ignore_dups** +Don't push multiple copies of the same directory onto the directory stack. + +: **share_history** +As each line is added to the history file, it is checked to see if anything +else was written out by another shell, and if so it is included in the +history of the current shell too. Using !-style history, the commands from +the other sessions will not appear in the history list unless you explicitly +type the "history" command. This option is activated for zsh versions >= 4, +only. + + == KEYBINDINGS == Apart from zsh's default key bindings, //grmlzshrc// comes with its own set of key bindings. Note that bindings like **ESC-e** can also be typed as **ALT-e** @@ -234,6 +334,18 @@ on PC keyboards. : **ESC-e** Edit the current command buffer in your favourite editor. +: **ESC-v** +Deletes a word left of the cursor; seeing '/' as additional word separator. + +: **CTRL-x-1** +Jump right after the first word. + +: **CTRL-x-p** +Searches the last occurence of string before the cursor in the command history. + +: **CTRL-z** +Brings a job, which got suspended with CTRL-z back to foreground. + == SHELL FUNCTIONS == //grmlzshrc// comes with a wide array of defined shell functions to ease the @@ -250,6 +362,9 @@ to modify the resolution on intel graphics chipsets. : **agoogle()** Searches for USENET postings from authors using google groups. +: **allulimit()** +Sets all ulimit values to "unlimited". + : **ansi-colors()** Prints a colored table of available ansi color codes (to be used in escape sequences) and the colors they represent. @@ -285,10 +400,23 @@ If the original cdrecord is not installed, issues a warning to the user to use the wodim binary instead. Wodim is the debian fork of Joerg Schillings cdrecord. +: **check_com()** +Returns true if given command exists either as program, function, alias, +builtin or reserved word. If the option -c is given, only returns true, +if command is a program. + +: **checkhome()** +Changes directory to $HOME on first invocation of zsh. This is neccessary on +grml systems with autologin. + : **cl()** Changes current directory to the one supplied by argument and lists the files in it, including file names starting with ".". +: **d()** +Presents a numbered listing of the directory stack. Then changes current +working directory to the one chosen by the user. + : **debbug()** Searches the Debian bug tracking system (bugs.debian.org) for Bug numbers, email addresses of submitters or any string given on the command line. @@ -300,10 +428,25 @@ Shows bug report for debian given by number in mailbox format. Tells the user to use grml-debootstrap, if she wants to install debian to harddisk. +: **dirspace()** +Shows the disk usage of the directories given in human readable format; +defaults to $path. + +: **disassemble()** +Translates C source code to assembly and ouputs both. + : **doc()** Takes packagename as argument. Sets current working directory to /usr/share/doc/ and prints out a directory listing. +: **exirename()** +Renames image files based on date/time informations in their exif headers. + +: **fir()** +Opens given URL with Firefox (Iceweasel on Debian). If there is already an +instance of firefox running, attaches to the first window found and opens the +URL in a new tab (this even works across an ssh session). + : **fluxkey-change()** Switches the key combinations for changing current workspace under fluxbox(1) from Alt-[0-9] to Alt-F[0-9] and vice versa by rewriting $HOME/.fluxbox/keys. @@ -317,6 +460,36 @@ thumbnails as clickable links to the respective original file. //Warning:// On start genthumbs() silently removes a possibly existing "index.html" and all files and/or directories beginning with "thumb-" in current directory! +: **getair()** +Tries to download, unpack and run AIR (imaging software) version 1.2.8. + +: **getgizmo()** +Tries to download and install Gizmo (VoIP software) for Debian. + +: **getskype()** +Tries to download and install Skype (VoIP software) for Debian. + +: **getskypebeta()** +Downloads and installs newer version of Skype. + +: **getxlite()** +Tries to download and unpack X-lite (VoIP software) from counterpath.com into +~/tmp. + +: **git-get-diff()** +Opens a specific git commitdiff from kernel.org in default browser. Tree is +chosen by the environment variable GITTREE which defaults to Linus Torvalds' +kernel tree. + +: **git-get-commit()** +Opens a specific git commit from kernel.org in default browser. The tree to +fetch from is controlled by the environment variable GITTREE which defaults +to Linus Torvalds' kernel tree. + +: **git-get-plaindiff()** +Fetches specific git diff from kernel.org. The tree is controlled by the +environment variable GITTREE which defaults to Linus Torvalds' kernel tree. + : **greph()** Searches the zsh command history for a regular expression. @@ -324,6 +497,17 @@ Searches the zsh command history for a regular expression. Prints the hexadecimal representation of the number supplied as argument (base ten only). +: **hidiff()** +Outputs highlighted diff; needs highstring(1). + +: **hl()** +Shows source files in less(1) with syntax highlighting. Run "hl -h" +for detailed usage information. + +: **ic_get()** +Queries IMAP server (first parameter) for its capabilities. Takes +port number as optional second argument. + : **is4()** Returns true, if zsh version is equal or greater than 4, else false. @@ -354,6 +538,10 @@ Returns true, if running on a grml system from a live cd, else false. : **isgrmlsmall()** Returns true, if run on grml-small, else false. +: **iso2utf()** +Changes every occurrence of the string iso885915 or ISO885915 in +environment variables to UTF-8. + : **isutfenv()** Returns true, if run within an utf environment, else false. @@ -365,19 +553,53 @@ parameter. Lists images (i. e. files ending with ".jpg", ".gif" or ".png") in current directory. +: **makereadable()** +Creates a PostScript and a PDF file (basename as first argument) from +source code files. + +: **man2()** +Displays manpage in a streched style. + : **mcd()** Creates directory including parent directories, if necessary. Then changes current working directory to it. +: **mdiff()** +Diffs the two arguments recursively and writes the +output (unified format) to a timestamped file. + +: **memusage()** +Prints the summarized memory usage in bytes. + : **minimal-shell()** Spawns a absolute minimal Korn shell. It references no files in /usr, so that file system can be unmounted. +: **mkaudiocd()** +Renames all mp3 files in ~/ripps (see audiorip above) to lowercase and +replaces spaces in file names with underscores. Then mkaudiocd() +normalizes the files and recodes them to WAV. + : **mkiso()** Creates an iso9660 filesystem image with Rockridge and Joliet extensions enabled using mkisofs(8). Prompts the user for volume name, filename and target directory. +: **mkmaildir()** +Creates a directory with first parameter as name inside $MAILDIR_ROOT +(defaults to $HOME/Mail) and subdirectories cur, new and tmp. + +: **mmake()** +Runs "make install" and logs the output under ~/.errorlogs/; useful for +a clean deinstall later. + +: **new()** +Lists files in current directory, which have been modified within the +last N days. N is an integer required as first and only argument. + +: **ogg2mp3_192()** +Recodes an ogg file to mp3 with a bitrate of 192. + : **peval()** Evaluates a perl expression; useful as command line calculator, therefore also available as "calc". @@ -394,10 +616,17 @@ Asks for confirmation. Opens all README-like files in current working directory with the program defined in the $PAGER environment variable. +: **refunc()** +Reloads functions given as parameters. + : **regcheck()** Checks whether a regular expression (first parameter) matches a string (second parameter) using perl. +: **salias()** +Creates an alias whith sudo prepended, if $EUID is not zero. Run "salias -h" +for details. See also xunfunction() below. + : **selhist()** Greps the history for the string provided as parameter and shows the numbered findings in default pager. On exit of the pager the user is prompted for a @@ -426,6 +655,9 @@ Compresses/archives the file given as first parameter. Takes an optional second argument, which denotes the compression/archive type as typical filename extension; defaults to "tar.gz". +: **smart-indent()** +Indents C source code files given; uses Kernighan & Ritchie style. + : **sshot()** Creates directory named shots in user's home directory, if it does not yet exist and changes current working directory to it. Then sleeps 5 seconds, @@ -433,6 +665,24 @@ so you have plenty of time to switch desktops/windows. Then makes a screenshot of the current desktop. The result is stored in ~/shots to a timestamped jpg file. +: **ssl-cert-fingerprints** +Prints the SHA512, SHA256, SHA1 and MD5 digest of a x509 certificate. +First and only parameter must be a file containing a certificate. Use +/dev/stdin as file if you want to pipe a certificate to these +functions. + +: **ssl-cert-info** +Prints all information of a x509 certificate including the SHA512, +SHA256, SHA1 and MD5 digests. First and only parameter must be a file +containing a certificate. Use /dev/stdin as file if you want to pipe a +certificate to this function. + +: **ssl-cert-sha512(), ssl-cert-sha256(), ssl-cert-sha1(), ssl-cert-md5()** +Prints the SHA512, SHA256, SHA1 respective MD5 digest of a x509 +certificate. First and only parameter must be a file containing a +certificate. Use /dev/stdin as file if you want to pipe a certificate +to this function. + : **startx()** Initializes an X session using startx(1) if /etc/X11/xorg.conf exists, else issues a Warning to use the grml-x(1) script. Can be overridden by using @@ -441,15 +691,33 @@ issues a Warning to use the grml-x(1) script. Can be overridden by using : **status()** Shows some information about current system status. +: **swspeak()** +Sets up software synthesizer by calling swspeak-setup(8). Kernel boot option +swspeak must be set for this to work. + +: **trans()** +Translates a word from german to english (-D) or vice versa (-E). + : **udiff()** Makes a unified diff of the command line arguments trying hard to find a smaller set of changes. Descends recursively into subdirectories. Ignores hows some information about current status. +: **uopen()** +Downloads and displays a file using a suitable program for its +Content-Type. + +: **uprint()** +Works around the "print -l ${(u)foo}"-limitation on zsh older than 4.2. + : **urlencode()** Takes a string as its first argument and prints it RFC 2396 URL encoded to standard out. +: **utf2iso()** +Changes every occurrence of the string UTF-8 or utf-8 in environment +variables to iso885915. + : **viless()** Vim as pager. @@ -461,17 +729,43 @@ line options, she always wants, in her .zshrc.local. : **vman()** Use vim(1) as manpage reader. +: **xcat()** +Tries to cat(1) file(s) given as parameter(s). Always returns true. +See also xunfunction() below. + : **xinit()** Initializes an X session using xinit(1) if /etc/X11/xorg.conf exists, else issues a Warning to use the grml-x(1) script. Can be overridden by using /usr/bin/xinit directly. +: **xsource()** +Tries to source the file(s) given as parameter(s). Always returns true. +See zshbuiltins(1) for a detailed description of the source command. +See also xunfunction() below. + +: **xtrename()** +Changes the title of xterm window from within screen(1). Run without +arguments for details. + +: **xunfunction()** +Removes the functions salias, xcat, xsource, xunfunction and zrcautoload. + : **zg()** Search for patterns in grml's zshrc using perl. zg takes no or exactly one option plus a non empty pattern. Run zg without any arguments for a listing of available command line switches. For a zshrc not in /etc/zsh, set the GRML_ZSHRC environment variable. +: **zrcautoload()** +Wrapper around the autoload builtin. Loads the definitions of functions +from the file given as argument. Searches $fpath for the file. See also +xunfunction() above. + +: **zrclocal()** +Sources /etc/zsh/zshrc.local and ${HOME}/.zshrc.local. These are the files +where own modifications should go. See also zshbuiltins(1) for a description +of the source command. + == ALIASES == //grmlzshrc// comes with a wide array of predefined aliases to ease the user's @@ -901,15 +1195,25 @@ possibly inclusion. = STATUS = -This manual page is supposed to be a **reference** manual for //grmlzshrc//. +This manual page is the **reference** manual for //grmlzshrc//. + That means that in contrast to the existing refcard it should document **every** -aspect of the setup. That is currently **not** the case. Not for a long time -yet. Contributions are highly welcome. +aspect of the setup. + +This manual is currently not complete. If you want to help improving it, visit +the following pages: + +http://wiki.grml.org/doku.php?id=zshrcmanual + +http://lists.mur.at/pipermail/grml/2009-August/004609.html + +Contributions are highly welcome. = AUTHORS = -This manpage was written by Frank Terbeck and Joerg Woelke -. +This manpage was written by Frank Terbeck , Joerg Woelke +, Maurice McCarthy and Axel +Beckert . = COPYRIGHT =