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901. Using the fc command
. To edit a previous command line use the shell command fc (fix command) command. fc -e editor -lnr first last . This will open the commands from the history list as specified in the range first to last. When you exit from the editor the command(s) will be run. Setting the environment variable FCEDIT to the editor that you prefer will save you specifying it on the command line. For example: FCEDIT=emacs; export FCEDIT . Examples .
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Ссылки http://comet.sai.msu.ru/UNIXhelp/shell/bash_hist5.2.html -- 2.2 Кб -- 17.01.1997
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902. Editing a previous command line
. Preview the command history to find the command that you want to edit. You can use either of two methods to edit previous command lines. Choose the method that you find best suits your needs. Using the built-in editing commands . Using the fc command .
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Ссылки http://comet.sai.msu.ru/UNIXhelp/shell/bash_hist5.html -- 2.0 Кб -- 17.01.1997
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903. Filename completion with the C shell
To turn on filename completion set the shell variable filec by adding the line set filec . to your C shell startup file . To complete a file or directory name press the ESC key. ls -l on<ESC> line_help . If the filename is not completed enter more characters until the filename can be uniquely identified. Directories are shown by the trailing / character. ... cat co<CTRL-D> commands.xdh concepts.xdh conventions/ conver_man/ cat co . ...
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Ссылки http://comet.sai.msu.ru/UNIXhelp/shell/cmd1.1.html -- 2.5 Кб -- 17.01.1997
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904. Filename completion with the TC shell
. To complete a file or directory name press the TAB key. ls -l on<TAB> line_help/ . If the filename is not completed enter more characters until the filename can be uniquely identified. Directories are shown by the trailing / character. To list all possible names of files type CTRL-D . (Press and hold down the CTRL key and type a D . ls co<CTRL-D> commands.xdh concepts.xdh conventions/ conver_man/ ls co . Directories are shown by the trailing / character.
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Ссылки http://comet.sai.msu.ru/UNIXhelp/shell/cmd1.2.html -- 2.3 Кб -- 17.01.1997
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905. Filename completion with the Korn shell
Filename completion is only available if the the environment variables EDITOR and/or VISUAL are set to either emacs , gmacs or vi . For example: EDITOR=emacs . ... To complete a file or directory name with emacs or gmacs set press the ESC key twice. ls -l on<ESC><ESC> line_help . If the filename is not completed enter more characters until the filename can be uniquely identified. ... To complete a file or directory name with vi set press the \ (backward slash) key. ls -l on\ line_help . ...
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Ссылки http://comet.sai.msu.ru/UNIXhelp/shell/cmd1.3.html -- 3.2 Кб -- 17.01.1997
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906. Filename completion with the Bourne Again SHell
. To complete a file or directory name press the TAB key. ls -l on<TAB> line_help . If the filename is not completed enter more characters until the filename can be uniquely identified. Directories are shown by the trailing / character. To list all possible names of files type ESC-? . (Press and hold down the ESC key and type a ? (question mark)). ls co<ESC>? commands.xdh concepts.xdh conventions/ conver_man/ ls co . Directories are shown by the trailing / character.
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Ссылки http://comet.sai.msu.ru/UNIXhelp/shell/cmd1.4.html -- 2.3 Кб -- 17.01.1997
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907. Filename completion
. You often enter the name of a file or directory as part of a command. You can complete the file or directory name automatically by entering the the first few characters of its name and then pressing a particular key. This feature is available with all shells except the Bourne shell. Finding out which shell you are using . Filename completion with the C shell . Filename completion with the TC shell . Filename completion with the Korn shell . Filename completion with the Bourne Again SHell .
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Ссылки http://comet.sai.msu.ru/UNIXhelp/shell/cmd1.html -- 2.2 Кб -- 17.01.1997
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908. Editing with vi style commands
. To edit the command line you can use the same commands as those provided by the vi editor. Moving along a line . Deleting single characters . Deleting words and lines . Undeleting text . Inserting text .
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Ссылки http://comet.sai.msu.ru/UNIXhelp/shell/cmd2.1.2.html -- 2.0 Кб -- 17.01.1997
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909. Command line editing with the TC shell
. To edit the command line you can use the same commands as those provided by the EMACS editor. See the manual page for tcsh(1) for details of the full range of editing commands. Using EMACS commands . Moving along a line . Deleting text .
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Ссылки http://comet.sai.msu.ru/UNIXhelp/shell/cmd2.1.html -- 2.0 Кб -- 17.01.1997
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910. Command line editing with the Korn shell
The method for command line editing depends upon the value to which the environment variables EDITOR and/or VISUAL are set . ... To use the editing commands provided by the EMACS editor you would add the following line to your .profile file. ... Command line editing can also be turned on by using a shell command to set an option to one of the above values. ... If emacs or gmacs is set, command line editing is in the style of the EMACS editor; if vi is set editing is in the style of the vi editor. ...
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Ссылки http://comet.sai.msu.ru/UNIXhelp/shell/cmd2.2.html -- 2.8 Кб -- 17.01.1997
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911. Command line editing with the Bourne Again SHell
. If you are using the BASH shell the command line is edited in exactly the same way as it is for the Korn shell.
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Ссылки http://comet.sai.msu.ru/UNIXhelp/shell/cmd2.3.html -- 1.8 Кб -- 17.01.1997
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912. Editing the command line
. You can edit the command line to make changes and correct mistakes before entering a command. This feature is not available with the Bourne and C shells. Finding out which shell you are using . Command line editing with the TC shell . Command line editing with the Korn shell . Command line editing with the Bourne Again SHell .
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Ссылки http://comet.sai.msu.ru/UNIXhelp/shell/cmd2.html -- 2.1 Кб -- 17.01.1997
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913. Using the command history
. Each time that you enter a command it is added to a command history list. You can reuse commands from this list. This command history facility is not available with the Bourne shell ( sh ). Using command history with the C shell . Using command history with the TC shell . Using command history with the Korn shell . Using command history with the Bourne Again SHell .
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Ссылки http://comet.sai.msu.ru/UNIXhelp/shell/cmd3.html -- 2.1 Кб -- 17.01.1997
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914. Command name completion
This feature is only available with the Bourne Again Shell (bash). ... To complete a command name press the TAB key. tel <TAB> net telnet> . ... Pressing the TAB key again displays all the commands on your path that begin with those letters. For example: ma <TAB><TAB> mach mail makecookie man maze macptopbm make makedepend mapname . ... Command name completion also works in the middle of a command line. For example the command name teln <TAB> orion.geo.aber . ...
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Ссылки http://comet.sai.msu.ru/UNIXhelp/shell/cmd4.html -- 2.7 Кб -- 17.01.1997
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915. COMMAND
. The name of the command being executed by this process.
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Ссылки http://comet.sai.msu.ru/UNIXhelp/shell/command.html -- 1.6 Кб -- 17.01.1997
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916. Using command history with the C shell
. To display the command history list enter the command: history . This displays a numbered list of commands in the order in which you have used them. Changing the size of the command history . Saving command history between logins . Re-running a command from the history list . Previewing a command from the history list . Editing a previous command line .
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Ссылки http://comet.sai.msu.ru/UNIXhelp/shell/csh_hist.html -- 2.2 Кб -- 17.01.1997
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917. Changing the size of the command history
. By default only the previous command is saved in the command history list. To save a larger number of commands set the history variable in your shell start-up file . For example: set history=50 . This will keep a history of the fifty (50) most recent commands that you have used.
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Ссылки http://comet.sai.msu.ru/UNIXhelp/shell/csh_hist1.html -- 2.1 Кб -- 17.01.1997
[ Сохраненная копия ] Ссылки http://comet.sai.msu.ru/UNIXhelp/shell/tcsh_hist1.html -- 2.1 Кб -- 17.01.1997
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918. Saving command history between logins
To save your command history between one login session and another set the variable savehist in your .login file. ... This saves the previous twenty-five (25) commands you have used to the file .history in your home directory whenever you logout. When you next login the contents of the file .history are placed in the history list. You can then re-use commands from your previous login session. ... Do not set the value of the savehist variable higher than that of the history variable. ...
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Ссылки http://comet.sai.msu.ru/UNIXhelp/shell/csh_hist2.html -- 2.3 Кб -- 17.01.1997
[ Сохраненная копия ] Ссылки http://comet.sai.msu.ru/UNIXhelp/shell/tcsh_hist2.html -- 2.3 Кб -- 17.01.1997
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919. Examples of running a command from the history list
To re-run the previous command: history 1 pwd 2 cp memo.txt /tmp 3 cd 4 history !! 1 pwd 2 cp memo.txt /tmp 3 cd 4 history 5 history . The history command is used to list the command history. ... This re-runs command number three (3) in the command history. To re-run the most recent command that starts with a particular character string: !pw pwd /home/grace . This re-runs the command pwd . To re-run the most recent command that contains a particular character string: !?st history . ...
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Ссылки http://comet.sai.msu.ru/UNIXhelp/shell/csh_hist3.1.html -- 2.6 Кб -- 17.01.1997
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920. Re-running a command from the history list
. To run a command from the history list, use a command from this table. To... Do this... Run the previous command !! Run command number n !n Run most recent command starting ! string with characters in string Run most recent command containing !? string characters that match string . Examples .
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Ссылки http://comet.sai.msu.ru/UNIXhelp/shell/csh_hist3.html -- 2.1 Кб -- 17.01.1997
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