version 1.3, 1995/11/07 18:06:39
|
version 1.20, 2012/03/09 20:34:46
|
Line 1
|
Line 1
|
\ Etags support for GNU Forth. |
\ Etags support for GNU Forth. |
|
|
\ Copyright (C) 1995 Free Software Foundation, Inc. |
\ Copyright (C) 1995,1998,2001,2003,2007,2008 Free Software Foundation, Inc. |
|
|
\ This file is part of Gforth. |
\ This file is part of Gforth. |
|
|
\ Gforth is free software; you can redistribute it and/or |
\ Gforth is free software; you can redistribute it and/or |
\ modify it under the terms of the GNU General Public License |
\ modify it under the terms of the GNU General Public License |
\ as published by the Free Software Foundation; either version 2 |
\ as published by the Free Software Foundation, either version 3 |
\ of the License, or (at your option) any later version. |
\ of the License, or (at your option) any later version. |
|
|
\ This program is distributed in the hope that it will be useful, |
\ This program is distributed in the hope that it will be useful, |
Line 15
|
Line 15
|
\ GNU General Public License for more details. |
\ GNU General Public License for more details. |
|
|
\ You should have received a copy of the GNU General Public License |
\ You should have received a copy of the GNU General Public License |
\ along with this program; if not, write to the Free Software |
\ along with this program. If not, see http://www.gnu.org/licenses/. |
\ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
|
|
|
|
|
\ This does not work like etags; instead, the TAGS file is updated |
\ This does not work like etags; instead, the TAGS file is updated |
Line 33
|
Line 32
|
\ (e.g. via shared memory) |
\ (e.g. via shared memory) |
|
|
\ This is ANS Forth with the following serious environmental |
\ This is ANS Forth with the following serious environmental |
\ dependences: the variable LAST must contain a pointer to the last |
\ dependences: the word LATEST must return a pointer to the last |
\ header, NAME>STRING must convert that pointer to a string, and |
\ header, NAME>STRING must convert that pointer to a string, and |
\ HEADER must be a deferred word that is called to create the name. |
\ HEADER must be a deferred word that is called to create the name. |
|
|
|
\ Changes by David: Removed the blanks before and after the explicit |
|
\ tag name, since that conflicts with Emacs' auto-completition. In |
|
\ fact those blanks are not necessary, since search is performed on |
|
\ the tag-text, rather than the tag name. |
|
|
|
require search.fs |
|
require environ.fs |
|
require extend.fs |
|
|
: tags-file-name ( -- c-addr u ) |
: tags-file-name ( -- c-addr u ) |
\ for now I use just TAGS; this may become more flexible in the |
\ for now I use just TAGS; this may become more flexible in the |
\ future |
\ future |
Line 64 create tags-line 128 chars allot
|
Line 72 create tags-line 128 chars allot
|
endif |
endif |
tags-file @ ; |
tags-file @ ; |
|
|
create emit-file-char 0 c, |
|
|
|
: emit-file ( c file-id -- ) |
|
swap emit-file-char c! |
|
emit-file-char 1 chars rot write-file ; |
|
|
|
2variable last-loadfilename 0 0 last-loadfilename 2! |
2variable last-loadfilename 0 0 last-loadfilename 2! |
|
|
: put-load-file-name ( file-id -- ) |
: put-load-file-name ( file-id -- ) |
>r |
>r |
loadfilename 2@ last-loadfilename 2@ d<> |
sourcefilename last-loadfilename 2@ d<> |
if |
if |
#ff r@ emit-file throw |
#ff r@ emit-file throw |
#lf r@ emit-file throw |
#lf r@ emit-file throw |
loadfilename 2@ 2dup |
sourcefilename 2dup |
r@ write-file throw |
r@ write-file throw |
last-loadfilename 2! |
last-loadfilename 2! |
s" ,0" r@ write-line throw |
s" ,0" r@ write-line throw |
endif |
endif |
rdrop ; |
rdrop ; |
|
|
: put-tags-entry ( -- ) |
: put-tags-string ( c-addr u -- ) |
\ write the entry for the last name to the TAGS file |
2>r source-id dup 0<> swap -1 <> and \ input from a file |
\ if the input is from a file and it is not a local name |
current @ locals-list <> and \ not a local name |
source-id dup 0<> swap -1 <> and \ input from a file |
|
get-current locals-list <> and \ not a local name |
|
last @ 0<> and \ not an anonymous (i.e. noname) header |
|
if |
if |
tags-file-id >r |
tags-file-id >r |
r@ put-load-file-name |
r@ put-load-file-name |
source drop >in @ r@ write-file throw |
source drop >in @ r@ write-file throw |
127 r@ emit-file throw |
127 r@ emit-file throw |
bl r@ emit-file throw |
r> 2r> rot dup >r write-file throw |
last @ name>string r@ write-file throw |
|
bl r@ emit-file throw |
|
1 r@ emit-file throw |
1 r@ emit-file throw |
base @ decimal loadline @ 0 <# #s #> r@ write-file throw base ! |
base @ decimal sourceline# 0 <# #s #> r@ write-file throw base ! |
s" ,0" r@ write-line throw |
s" ,0" r@ write-line throw |
\ the character position in the file; not strictly necessary AFAIK |
\ the character position in the file; not strictly necessary AFAIK |
\ instead of using 0, we could use file-position and subtract |
\ instead of using 0, we could use file-position and subtract |
\ the line length |
\ the line length |
rdrop |
rdrop |
endif cr ; |
else |
|
2r> 2drop |
|
endif ; |
|
|
|
: put-tags-name ( -- ) |
|
>in @ parse-name put-tags-string >in ! ; |
|
|
|
' put-tags-name is record-name |
|
|
|
: put-tags-entry ( -- ) |
|
\ write the entry for the last name to the TAGS file |
|
\ if the input is from a file and it is not a local name |
|
latest 0<> if |
|
latest name>string put-tags-string |
|
then ; |
|
|
: (tags-header) ( -- ) |
: (tags-header) ( -- ) |
defers header |
defers header |