version 1.40, 2008/07/10 16:18:41
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version 1.51, 2008/07/27 10:34:06
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\ libcc.fs foreign function interface implemented using a C compiler |
\ libcc.fs foreign function interface implemented using a C compiler |
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\ Copyright (C) 2006,2007 Free Software Foundation, Inc. |
\ Copyright (C) 2006,2007,2008 Free Software Foundation, Inc. |
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\ This file is part of Gforth. |
\ This file is part of Gforth. |
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Line 136
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Line 136
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require struct.fs |
require struct.fs |
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\ counted-string |
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\ c-function-ft word body: |
\ c-function-ft word body: |
struct |
struct |
cell% field cff-cfr \ xt of c-function-rt word |
cell% field cff-cfr \ xt of c-function-rt word |
Line 158 variable lib-handle-addr \ points to the
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Line 156 variable lib-handle-addr \ points to the
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here 0 , lib-handle-addr ! \ just make sure LIB-HANDLE always works |
here 0 , lib-handle-addr ! \ just make sure LIB-HANDLE always works |
2variable lib-filename \ filename without extension |
2variable lib-filename \ filename without extension |
2variable lib-modulename \ basename of the file without extension |
2variable lib-modulename \ basename of the file without extension |
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2variable libcc-named-dir-v \ directory for named libcc wrapper libraries |
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0 value libcc-path \ pointer to path of library directories |
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: delete-file 2drop 0 ; |
defer replace-rpath ( c-addr1 u1 -- c-addr2 u2 ) |
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' noop is replace-rpath |
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: .nb ( n -- ) |
: .nb ( n -- ) |
0 .r ; |
0 .r ; |
Line 283 const+ d \ double
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Line 284 const+ d \ double
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const+ r \ float |
const+ r \ float |
const+ func \ C function pointer |
const+ func \ C function pointer |
const+ void |
const+ void |
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const+ file \ C file pointer |
drop |
drop |
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set-current |
set-current |
Line 299 set-current
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Line 301 set-current
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parse-libcc-type dup 0< -32 and throw swap c! ; |
parse-libcc-type dup 0< -32 and throw swap c! ; |
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: type-letter ( n -- c ) |
: type-letter ( n -- c ) |
chars s" nadrfv" drop + c@ ; |
chars s" nadrfvF" drop + c@ ; |
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\ count-stacks |
\ count-stacks |
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Line 328 create count-stacks-types
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Line 330 create count-stacks-types
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' count-stacks-r , |
' count-stacks-r , |
' count-stacks-func , |
' count-stacks-func , |
' count-stacks-void , |
' count-stacks-void , |
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' count-stacks-a , |
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: count-stacks ( pars -- fp-change sp-change ) |
: count-stacks ( pars -- fp-change sp-change ) |
\ pars is an addr u pair |
\ pars is an addr u pair |
Line 355 create count-stacks-types
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Line 358 create count-stacks-types
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: gen-par-void ( fp-depth1 sp-depth1 -- fp-depth2 sp-depth2 ) |
: gen-par-void ( fp-depth1 sp-depth1 -- fp-depth2 sp-depth2 ) |
-32 throw ; |
-32 throw ; |
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: gen-par-file ( fp-depth1 sp-depth1 -- fp-depth2 sp-depth2 ) |
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." (FILE *)(" gen-par-n ." )" ; |
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create gen-par-types |
create gen-par-types |
' gen-par-n , |
' gen-par-n , |
' gen-par-a , |
' gen-par-a , |
Line 362 create gen-par-types
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Line 368 create gen-par-types
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' gen-par-r , |
' gen-par-r , |
' gen-par-func , |
' gen-par-func , |
' gen-par-void , |
' gen-par-void , |
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' gen-par-file , |
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: gen-par ( fp-depth1 sp-depth1 partype -- fp-depth2 sp-depth2 ) |
: gen-par ( fp-depth1 sp-depth1 partype -- fp-depth2 sp-depth2 ) |
cells gen-par-types + @ execute ; |
cells gen-par-types + @ execute ; |
Line 406 create gen-wrapped-types
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Line 413 create gen-wrapped-types
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' gen-wrapped-r , |
' gen-wrapped-r , |
' gen-wrapped-func , |
' gen-wrapped-func , |
' gen-wrapped-void , |
' gen-wrapped-void , |
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' gen-wrapped-a , |
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: gen-wrapped-stmt ( pars c-name fp-change1 sp-change1 ret -- fp-change sp-change ) |
: gen-wrapped-stmt ( pars c-name fp-change1 sp-change1 ret -- fp-change sp-change ) |
cells gen-wrapped-types + @ execute ; |
cells gen-wrapped-types + @ execute ; |
Line 441 create gen-wrapped-types
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Line 449 create gen-wrapped-types
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endif |
endif |
.\" }\n" ; |
.\" }\n" ; |
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: open-wrappers ( -- addr ) |
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lib-filename 2@ s" .la" s+ |
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\ 2dup cr type |
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2dup open-lib >r |
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drop free throw r> ; |
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: scan-back { c-addr u1 c -- c-addr u2 } |
: scan-back { c-addr u1 c -- c-addr u2 } |
\ the last occurence of c in c-addr u1 is at u2-1; if it does not |
\ the last occurence of c in c-addr u1 is at u2-1; if it does not |
\ occur, u2=0. |
\ occur, u2=0. |
Line 469 create gen-wrapped-types
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Line 471 create gen-wrapped-types
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0 <<# ['] #s $10 base-execute #> |
0 <<# ['] #s $10 base-execute #> |
s" gforth_c_" 2swap s+ #>> ; |
s" gforth_c_" 2swap s+ #>> ; |
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: home-dir ( -- c-addr u ) |
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s" HOME" getenv ; |
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: libcc-named-dir ( -- c-addr u ) |
: libcc-named-dir ( -- c-addr u ) |
home-dir s" /.gforth/libcc-named/" s+ ; |
libcc-named-dir-v 2@ ; |
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: libcc-tmp-dir ( -- c-addr u ) |
: libcc-tmp-dir ( -- c-addr u ) |
home-dir s" /.gforth/libcc-tmp/" s+ ; |
s" ~/.gforth/libcc-tmp/" ; |
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: prepend-dirname ( c-addr1 u1 c-addr2 u2 -- c-addr3 u3 ) |
: prepend-dirname ( c-addr1 u1 c-addr2 u2 -- c-addr3 u3 ) |
2over append 2swap drop free throw ; |
2over s+ 2swap drop free throw ; |
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: open-wrappers ( -- addr|0 ) |
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lib-filename 2@ s" .la" s+ |
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2dup libcc-named-dir string-prefix? if ( c-addr u ) |
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\ see if we can open it in the path |
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libcc-named-dir nip /string |
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libcc-path open-path-file if |
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0 exit endif |
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( wfile-id c-addr2 u2 ) rot close-file throw save-mem ( c-addr2 u2 ) |
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endif |
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\ 2dup cr type |
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2dup open-lib >r |
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drop free throw r> ; |
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: c-library-name-setup ( c-addr u -- ) |
: c-library-name-setup ( c-addr u -- ) |
assert( c-source-file-id @ 0= ) |
assert( c-source-file-id @ 0= ) |
Line 548 DEFER compile-wrapper-function ( -- )
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Line 560 DEFER compile-wrapper-function ( -- )
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lib-handle 0= if |
lib-handle 0= if |
c-source-file close-file throw |
c-source-file close-file throw |
0 c-source-file-id ! |
0 c-source-file-id ! |
[ libtool-command s" --silent --mode=compile gcc -I " s+ |
[ libtool-command s" --silent --mode=compile --tag=CC " s+ |
s" includedir" getenv append ] sliteral |
libtool-cc append s" -I " append |
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s" includedir" getenv append ] sliteral |
s" -O -c " s+ lib-filename 2@ append s" .c -o " append |
s" -O -c " s+ lib-filename 2@ append s" .c -o " append |
lib-filename 2@ append s" .lo" append ( c-addr u ) |
lib-filename 2@ append s" .lo" append ( c-addr u ) |
\ cr 2dup type |
\ cr 2dup type |
2dup system drop free throw $? abort" libtool compile failed" |
2dup system drop free throw $? abort" libtool compile failed" |
[ libtool-command s" --silent --mode=link gcc -module -rpath " s+ ] sliteral |
[ libtool-command s" --silent --mode=link --tag=CC " s+ |
lib-filename 2@ dirname s+ s" " append |
libtool-cc append s" -module -rpath " s+ ] sliteral |
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lib-filename 2@ dirname replace-rpath s+ s" " append |
lib-filename 2@ append s" .lo -o " append |
lib-filename 2@ append s" .lo -o " append |
lib-filename 2@ append s" .la" append ( c-addr u ) |
lib-filename 2@ append s" .la" append ( c-addr u ) |
c-libs @ ['] append-l list-map |
c-libs @ ['] append-l list-map |
Line 632 clear-libs
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Line 646 clear-libs
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\G Finish and (if necessary) build the latest C library interface. |
\G Finish and (if necessary) build the latest C library interface. |
['] compile-wrapper-function1 is compile-wrapper-function |
['] compile-wrapper-function1 is compile-wrapper-function |
compile-wrapper-function1 ; |
compile-wrapper-function1 ; |
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: init-libcc ( -- ) |
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s" ~/.gforth/libcc-named/" libcc-named-dir-v 2! |
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[IFDEF] make-path |
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make-path to libcc-path |
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libcc-named-dir libcc-path also-path |
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[ s" libccdir" getenv ] sliteral libcc-path also-path |
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[THEN] |
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; |
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init-libcc |
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:noname ( -- ) |
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defers 'cold |
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init-libcc ; |
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is 'cold |