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Diff for /src/usr.bin/less/less.hlp between version 1.1 and 1.2

version 1.1, 1996/09/21 05:39:45 version 1.2, 2003/04/13 18:26:25
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                      SUMMARY OF COMMANDS                       SSUUMMMMAARRYY OOFF CCOOMMMMAANNDDSS
   
       Commands marked with * may be preceded by a number, _N.        Commands marked with * may be preceded by a number, _N.
       Notes in parentheses indicate the behavior if _N is given.        Notes in parentheses indicate the behavior if _N is given.
   
   h  H                 Display this help.    h  H                 Display this help.
   q  :q  :Q  ZZ        Exit.    q  :q  Q  :Q  ZZ     Exit.
    ---------------------------------------------------------------------------
   
   e  ^E  j  ^N  CR  *  Forward  one line (or _N lines).                             MMOOVVIINNGG
   y  ^Y  k  ^K  ^P  *  Backward one line (or _N lines).  
     e  ^E  j  ^N  CR  *  Forward  one line   (or _N lines).
     y  ^Y  k  ^K  ^P  *  Backward one line   (or _N lines).
   f  ^F  ^V  SPACE  *  Forward  one window (or _N lines).    f  ^F  ^V  SPACE  *  Forward  one window (or _N lines).
   b  ^B  ESC-v      *  Backward one window (or _N lines).    b  ^B  ESC-v      *  Backward one window (or _N lines).
   z                 *  Forward  one window (and set window to _N).    z                 *  Forward  one window (and set window to _N).
   w                 *  Backward one window (and set window to _N).    w                 *  Backward one window (and set window to _N).
     ESC-SPACE         *  Forward  one window, but don't stop at end-of-file.
   d  ^D             *  Forward  one half-window (and set half-window to _N).    d  ^D             *  Forward  one half-window (and set half-window to _N).
   u  ^U             *  Backward one half-window (and set half-window to _N).    u  ^U             *  Backward one half-window (and set half-window to _N).
     ESC-)  RightArrow *  Left  one half screen width (or _N positions).
     ESC-(  LeftArrow  *  Right one half screen width (or _N positions).
   F                    Forward forever; like "tail -f".    F                    Forward forever; like "tail -f".
   r  ^R  ^L            Repaint screen.    r  ^R  ^L            Repaint screen.
   R                    Repaint screen, discarding buffered input.    R                    Repaint screen, discarding buffered input.
         ---------------------------------------------------          ---------------------------------------------------
         Default "window" is the screen height.          Default "window" is the screen height.
         Default "half-window" is half of the screen height.          Default "half-window" is half of the screen height.
         ---------------------------------------------------   ---------------------------------------------------------------------------
   
                             SSEEAARRCCHHIINNGG
   
   /_p_a_t_t_e_r_n          *  Search forward for (_N-th) matching line.    /_p_a_t_t_e_r_n          *  Search forward for (_N-th) matching line.
   ?_p_a_t_t_e_r_n          *  Search backward for (_N-th) matching line.    ?_p_a_t_t_e_r_n          *  Search backward for (_N-th) matching line.
   n                 *  Repeat previous search (for _N-th occurrence).    n                 *  Repeat previous search (for _N-th occurrence).
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   ESC-u                Undo (toggle) search highlighting.    ESC-u                Undo (toggle) search highlighting.
         ---------------------------------------------------          ---------------------------------------------------
         Search patterns may be modified by one or more of:          Search patterns may be modified by one or more of:
         !  search for NON-matching lines.          ^N or !  Search for NON-matching lines.
         *  search multiple files.          ^E or *  Search multiple files (pass thru END OF FILE).
         @  start search at first file (for /) or last file (for ?).          ^F or @  Start search at FIRST file (for /) or last file (for ?).
         ---------------------------------------------------          ^K       Highlight matches, but don't move (KEEP position).
           ^R       Don't use REGULAR EXPRESSIONS.
    ---------------------------------------------------------------------------
   
                              JJUUMMPPIINNGG
   
   g  <  ESC-<       *  Go to first line in file (or line _N).    g  <  ESC-<       *  Go to first line in file (or line _N).
   G  >  ESC->       *  Go to last line in file (or line _N).    G  >  ESC->       *  Go to last line in file (or line _N).
   p  %              *  Go to beginning of file (or _N percent into file).    p  %              *  Go to beginning of file (or _N percent into file).
   {                 *  Go to the } matching the (_N-th) { in the top line.    t                 *  Go to the (_N-th) next tag.
   }                 *  Go to the { matching the (_N-th) } in the bottom line.    T                 *  Go to the (_N-th) previous tag.
   (                 *  Go to the ) matching the (_N-th) ( in the top line.    {  (  [           *  Find close bracket } ) ].
   )                 *  Go to the ( matching the (_N-th) ) in the bottom line.    }  )  ]           *  Find open bracket { ( [.
   [                 *  Go to the ] matching the (_N-th) [ in the top line.    ESC-^F _<_c_1_> _<_c_2_>  *  Find close bracket _<_c_2_>.
   ]                 *  Go to the [ matching the (_N-th) ] in the bottom line.    ESC-^B _<_c_1_> _<_c_2_>  *  Find open bracket _<_c_1_>
   ESC-^F _<_c_1_> _<_c_2_>  *  Go to the _c_1 matching the (_N-th) _c_2 in the top line          ---------------------------------------------------
   ESC-^B _<_c_1_> _<_c_2_>  *  Go to the _c_2 matching the (_N-th) _c_1 in the bottom line.          Each "find close bracket" command goes forward to the close bracket
             matching the (_N-th) open bracket in the top line.
           Each "find open bracket" command goes backward to the open bracket
             matching the (_N-th) close bracket in the bottom line.
   
   m_<_l_e_t_t_e_r_>            Mark the current position with <letter>.    m_<_l_e_t_t_e_r_>            Mark the current position with <letter>.
   '_<_l_e_t_t_e_r_>            Go to a previously marked position.    '_<_l_e_t_t_e_r_>            Go to a previously marked position.
   ''                   Go to the previous position.    ''                   Go to the previous position.
   ^X^X                 Same as '.    ^X^X                 Same as '.
           ---------------------------------------------------
           A mark is any upper-case or lower-case letter.
           Certain marks are predefined:
                ^  means  beginning of the file
                $  means  end of the file
    ---------------------------------------------------------------------------
   
                           CCHHAANNGGIINNGG FFIILLEESS
   
   :e [_f_i_l_e]            Examine a new file.    :e [_f_i_l_e]            Examine a new file.
   ^X^V                 Same as :e.    ^X^V                 Same as :e.
   :n                *  Examine the (_N-th) next file from the command line.    :n                *  Examine the (_N-th) next file from the command line.
   :p                *  Examine the (_N-th) previous file from the command line.    :p                *  Examine the (_N-th) previous file from the command line.
   :x                *  Examine the first (or _N-th) file from the command line.    :x                *  Examine the first (or _N-th) file from the command line.
     :d                   Delete the current file from the command line list.
   =  ^G  :f            Print current file name.    =  ^G  :f            Print current file name.
   V                    Print version number of "less".   ---------------------------------------------------------------------------
   
   -_<_f_l_a_g_>              Toggle a command line flag [see FLAGS below].                      MMIISSCCEELLLLAANNEEOOUUSS CCOOMMMMAANNDDSS
   __<_f_l_a_g_>              Display the setting of a command line flag.  
     -_<_f_l_a_g_>              Toggle a command line option [see OPTIONS below].
     --_<_n_a_m_e_>             Toggle a command line option, by name.
     __<_f_l_a_g_>              Display the setting of a command line option.
     ___<_n_a_m_e_>             Display the setting of an option, by name.
   +_c_m_d                 Execute the less cmd each time a new file is examined.    +_c_m_d                 Execute the less cmd each time a new file is examined.
   
   !_c_o_m_m_a_n_d             Passes the command to $SHELL to be executed.    !_c_o_m_m_a_n_d             Execute the shell command with $SHELL.
   |XX_c_o_m_m_a_n_d            Pipe file between current pos & mark XX to shell command.    |XX_c_o_m_m_a_n_d            Pipe file between current pos & mark XX to shell command.
   v                    Edit the current file with $VISUAL or $EDITOR.    v                    Edit the current file with $VISUAL or $EDITOR.
         ---------------------------------------------------    V                    Print version number of "less".
                          FLAGS   ---------------------------------------------------------------------------
   
         Most flags may be changed either on the command line,                             OOPPTTIIOONNSS
         or from within less by using the - command.  
   
   -?            Display help (from command line).          Most options may be changed either on the command line,
   -a            Forward search skips current screen.          or from within less by using the - or -- command.
   -b [_N]        Number of buffers.          Options may be given in one of two forms: either a single
   -B            Don't automatically allocate buffers for pipes.          character preceded by a -, or a name preceeded by --.
   -c  -C        Repaint by scrolling/clearing.  
   -d            Dumb terminal.    -?  ........  --help
   -e  -E        Quit at end of file.                    Display help (from command line).
   -f            Force open non-regular files.    -a  ........  --search-skip-screen
   -g            Don't highlight matches for previous search pattern.                    Forward search skips current screen.
   -G            Highlight ALL matches for previous search pattern.    -b [_N]  ....  --buffers=[_N]
   -h [_N]        Backward scroll limit.                    Number of buffers.
   -i            Ignore case in searches.    -B  ........  --auto-buffers
   -I            Ignore case in searches and in search patterns.                    Don't automatically allocate buffers for pipes.
   -j [_N]        Screen position of target lines.    -c  -C  ....  --clear-screen  --CLEAR-SCREEN
   -k [_f_i_l_e]     Use a lesskey file.                    Repaint by scrolling/clearing.
   -m  -M        Set prompt style.    -d  ........  --dumb
   -n  -N        Use line numbers.                    Dumb terminal.
   -o [_f_i_l_e]     Log file.    -D [_x_n_._n]  .  --color=_x_n_._n
   -O [_f_i_l_e]     Log file (unconditionally overwrite).                    Set screen colors. (MS-DOS only)
   -p [_p_a_t_t_e_r_n]  Start at pattern (from command line).    -e  -E  ....  --quit-at-eof  --QUIT-AT-EOF
   -P [_p_r_o_m_p_t]   Define new prompt.                    Quit at end of file.
   -q  -Q        Quiet the terminal bell.    -f  ........  --force
   -r            Output "raw" control characters.                    Force open non-regular files.
   -s            Squeeze multiple blank lines.    -F  ........  --quit-if-one-screen
   -S            Chop long lines.                    Quit if entire file fits on first screen.
   -t [_t_a_g]      Find a tag.    -g  ........  --hilite-search
   -T [_t_a_g_s_f_i_l_e] Use an alternate tags file.                    Highlight only last match for searches.
   -u  -U        Change handling of backspaces.    -G  ........  --HILITE-SEARCH
   -V            Display the version number of "less".                    Don't highlight any matches for searches.
   -w            Display ~ for lines after end-of-file.    -h [_N]  ....  --max-back-scroll=[_N]
   -x [_N]        Set tab stops.                    Backward scroll limit.
   -X            Don't use termcap init/deinit strings.    -i  ........  --ignore-case
   -y [_N]        Forward scroll limit.                    Ignore case in searches that do not contain uppercase.
   -z [_N]        Set size of window.    -I  ........  --IGNORE-CASE
                     Ignore case in all searches.
     -j [_N]  ....  --jump-target=[_N]
                     Screen position of target lines.
     -J  ........  --status-column
                     Display a status column at left edge of screen.
     -k [_f_i_l_e]  .  --lesskey-file=[_f_i_l_e]
                     Use a lesskey file.
     -L  ........  --no-lessopen
                     Ignore the LESSOPEN environment variable.
     -m  -M  ....  --long-prompt  --LONG-PROMPT
                     Set prompt style.
     -n  -N  ....  --line-numbers  --LINE-NUMBERS
                     Use line numbers.
     -o [_f_i_l_e]  .  --log-file=[_f_i_l_e]
                     Copy to log file (standard input only).
     -O [_f_i_l_e]  .  --LOG-FILE=[_f_i_l_e]
                     Copy to log file (unconditionally overwrite).
     -p [_p_a_t_t_e_r_n]  --pattern=[_p_a_t_t_e_r_n]
                     Start at pattern (from command line).
     -P [_p_r_o_m_p_t]   --prompt=[_p_r_o_m_p_t]
                     Define new prompt.
     -q  -Q  ....  --quiet  --QUIET  --silent --SILENT
                     Quiet the terminal bell.
     -r  -R  ....  --raw-control-chars  --RAW-CONTROL-CHARS
                     Output "raw" control characters.
     -s  ........  --squeeze-blank-lines
                     Squeeze multiple blank lines.
     -S  ........  --chop-long-lines
                     Chop long lines.
     -t [_t_a_g]  ..  --tag=[_t_a_g]
                     Find a tag.
     -T [_t_a_g_s_f_i_l_e] --tag-file=[_t_a_g_s_f_i_l_e]
                     Use an alternate tags file.
     -u  -U  ....  --underline-special  --UNDERLINE-SPECIAL
                     Change handling of backspaces.
     -V  ........  --version
                     Display the version number of "less".
     -w  ........  --hilite-unread
                     Highlight first new line after forward-screen.
     -W  ........  --HILITE-UNREAD
                     Highlight first new line after any forward movement.
     -x [_N[,...]]  --tabs=[_N[,...]]
                     Set tab stops.
     -X  ........  --no-init
                     Don't use termcap init/deinit strings.
                   --no-keypad
                     Don't use termcap keypad init/deinit strings.
     -y [_N]  ....  --max-forw-scroll=[_N]
                     Forward scroll limit.
     -z [_N]  ....  --window=[_N]
                     Set size of window.
     -" [_c[_c]]  .  --quotes=[_c[_c]]
                     Set shell quote characters.
     -~  ........  --tilde
                     Don't display tildes after end of file.
     -# [_N]  ....  --shift=[_N]
                     Horizontal scroll amount (0 = one half screen width)
   
    ---------------------------------------------------------------------------
   
                             LLIINNEE EEDDIITTIINNGG
   
           These keys can be used to edit text being entered
           on the "command line" at the bottom of the screen.
   
    RightArrow                       ESC-l     Move cursor right one character.
    LeftArrow                        ESC-h     Move cursor left one character.
    CNTL-RightArrow  ESC-RightArrow  ESC-w     Move cursor right one word.
    CNTL-LeftArrow   ESC-LeftArrow   ESC-b     Move cursor left one word.
    HOME                             ESC-0     Move cursor to start of line.
    END                              ESC-$     Move cursor to end of line.
    BACKSPACE                                  Delete char to left of cursor.
    DELETE                           ESC-x     Delete char under cursor.
    CNTL-BACKSPACE   ESC-BACKSPACE             Delete word to left of cursor.
    CNTL-DELETE      ESC-DELETE      ESC-X     Delete word under cursor.
    CNTL-U           ESC (MS-DOS only)         Delete entire line.
    UpArrow                          ESC-k     Retrieve previous command line.
    DownArrow                        ESC-j     Retrieve next command line.
    TAB                                        Complete filename & cycle.
    SHIFT-TAB                        ESC-TAB   Complete filename & reverse cycle.
    CNTL-L                                     Complete filename, list all.
   
Legend:
Removed from v.1.1  
changed lines
  Added in v.1.2