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| 1 : | pazsan | 1.1 | \ locate, using the TAGS file |
| 2 : | |||
| 3 : | anton | 1.4 | \ Copyright (C) 2002,2003 Free Software Foundation, Inc. |
| 4 : | anton | 1.3 | |
| 5 : | \ This file is part of Gforth. | ||
| 6 : | |||
| 7 : | \ Gforth is free software; you can redistribute it and/or | ||
| 8 : | \ modify it under the terms of the GNU General Public License | ||
| 9 : | \ as published by the Free Software Foundation; either version 2 | ||
| 10 : | \ of the License, or (at your option) any later version. | ||
| 11 : | |||
| 12 : | \ This program is distributed in the hope that it will be useful, | ||
| 13 : | \ but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| 14 : | \ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| 15 : | \ GNU General Public License for more details. | ||
| 16 : | |||
| 17 : | \ You should have received a copy of the GNU General Public License | ||
| 18 : | \ along with this program; if not, write to the Free Software | ||
| 19 : | \ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA. | ||
| 20 : | |||
| 21 : | pazsan | 1.1 | require string.fs |
| 22 : | |||
| 23 : | Variable last-file | ||
| 24 : | Variable line-buf | ||
| 25 : | |||
| 26 : | \ example: invoke vi | ||
| 27 : | |||
| 28 : | Defer do-location | ||
| 29 : | |||
| 30 : | Variable sys-buf | ||
| 31 : | : invoke-vi ( filename u line -- ) base @ >r decimal | ||
| 32 : | s" vi " sys-buf $! | ||
| 33 : | 0 <# bl hold #S '+ hold #> sys-buf $+! | ||
| 34 : | sys-buf $+! | ||
| 35 : | r> base ! sys-buf $@ system ; | ||
| 36 : | ' invoke-vi IS do-location | ||
| 37 : | |||
| 38 : | \ scan file | ||
| 39 : | |||
| 40 : | : tag-line ( fid -- flag ) >r | ||
| 41 : | s" " line-buf $! | ||
| 42 : | $100 line-buf $!len | ||
| 43 : | line-buf $@ r> read-line throw | ||
| 44 : | swap line-buf $!len ; | ||
| 45 : | : check-word ( addr u -- addr u flag ) | ||
| 46 : | line-buf $@ #del $split 2nip ctrl A $split 2drop | ||
| 47 : | 2swap search nip nip ; | ||
| 48 : | : get-file ( fid -- ) | ||
| 49 : | tag-line drop line-buf $@ ', $split 2drop last-file $! ; | ||
| 50 : | : print-location ( -- ) base @ >r decimal | ||
| 51 : | last-file $@ line-buf $@ ctrl A $split 2nip ', $split 2drop | ||
| 52 : | 0. 2swap >number 2drop drop r> base ! | ||
| 53 : | do-location ; | ||
| 54 : | : locate ( "name" -- ) s" " last-file $! bl sword | ||
| 55 : | s" TAGS" r/o open-file throw >r | ||
| 56 : | BEGIN r@ tag-line WHILE | ||
| 57 : | anton | 1.2 | s" " line-buf $@ str= |
| 58 : | pazsan | 1.1 | IF r@ get-file |
| 59 : | ELSE 2dup check-word | ||
| 60 : | IF print-location 2drop r> close-file throw EXIT THEN | ||
| 61 : | THEN | ||
| 62 : | REPEAT r> close-file throw 2drop true abort" tag not found" ; |
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