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Diff for /gforth/history.fs between versions 1.14 and 1.19

version 1.14, 1997/03/04 22:09:53 version 1.19, 1999/12/12 18:35:54
Line 63  interpret/compile: ctrl  ( "<char>" -- c Line 63  interpret/compile: ctrl  ( "<char>" -- c
 2Variable end^  2Variable end^
   
 : force-open ( addr len -- fid )  : force-open ( addr len -- fid )
   2dup r/w open-file 0<      2dup r/w open-file
   IF  drop r/w create-file throw  ELSE  nip nip  THEN ;      IF
           drop r/w create-file throw
 : get-history ( addr len -- )      ELSE
   force-open to history          nip nip
   history file-size throw      THEN ;
   2dup forward^ 2! 2dup backward^ 2! end^ 2! ;  
   
 s" GFORTHHIST" getenv dup 0= [IF]  
     2drop s" ~/.gforth-history"  
 [THEN] get-history  
   
 : history-cold  s" os-class" environment? [IF] s" unix" compare 0= [ELSE] true [THEN] 
     Defers 'cold  [IF]
   : history-file ( -- addr u )
     s" GFORTHHIST" getenv dup 0= IF      s" GFORTHHIST" getenv dup 0= IF
         2drop s" ~/.gforth-history"          2drop s" ~/.gforth-history"
     THEN  get-history ;      THEN ;
   [ELSE]
   
 ' history-cold IS 'cold  : history-dir ( -- addr u )
     s" TMP" getenv ?dup ?EXIT drop
     s" TEMP" getenv ?dup ?EXIT drop
     s" c:/" ;
   
   : history-file ( -- addr u )
     s" GFORTHHIST" getenv ?dup ?EXIT
     drop
     history-dir pad place
     s" /ghist.fs" pad +place pad count ;
   [THEN]
   
 \ moving in history file                               16oct94py  \ moving in history file                               16oct94py
   
Line 184  Create prefix-found  0 , 0 , Line 191  Create prefix-found  0 , 0 ,
 : search-prefix  ( addr1 len1 -- addr2 len2 )  : search-prefix  ( addr1 len1 -- addr2 len2 )
     0 vp dup @ 1- cells over +      0 vp dup @ 1- cells over +
     DO  I 2@ <>      DO  I 2@ <>
         IF  I cell+ @ @ swap  search-voc  THEN          IF  I cell+ @ wordlist-id @ swap  search-voc  THEN
         [ -1 cells ] Literal +LOOP          [ -1 cells ] Literal +LOOP
     prefix-string ;      prefix-string ;
   
Line 214  Create prefix-found  0 , 0 , Line 221  Create prefix-found  0 , 0 ,
 ' (enter)    #lf    cells ctrlkeys + !  ' (enter)    #lf    cells ctrlkeys + !
 ' (enter)    #cr    cells ctrlkeys + !  ' (enter)    #cr    cells ctrlkeys + !
 ' tab-expand #tab   cells ctrlkeys + !  ' tab-expand #tab   cells ctrlkeys + !
   
   \ initializing history
   
   : get-history ( addr len -- )
       ['] force-open catch
       ?dup-if
           \ !! >stderr
           history-file type ." : " .error cr 2drop
           ['] false ['] false ['] (ret)
       else
           to history
           history file-size throw
           2dup forward^ 2! 2dup backward^ 2! end^ 2!
           ['] next-line ['] prev-line ['] (enter)
       endif
       dup
       [ #lf    cells ctrlkeys + ]L !
       [ #cr    cells ctrlkeys + ]L !
       [ ctrl P cells ctrlkeys + ]L !
       [ ctrl N cells ctrlkeys + ]L !
   ;
   
   : history-cold ( -- )
       history-file get-history ;
   
   ' history-cold INIT8 chained
   history-cold
   
Removed from v.1.14  
changed lines
  Added in v.1.19

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