version 1.37, 2008/06/17 20:48:21
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version 1.56, 2008/10/06 21:21:20
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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 135
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Line 135
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\ : delete-file 2drop 0 ; |
\ : delete-file 2drop 0 ; |
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require struct.fs |
require struct.fs |
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require mkdir.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 155 variable c-source-file-id \ contains the
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Line 154 variable c-source-file-id \ contains the
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variable lib-handle-addr \ points to the library handle of the current batch. |
variable lib-handle-addr \ points to the library handle of the current batch. |
\ the library handle is 0 if the current |
\ the library handle is 0 if the current |
\ batch is not yet compiled. |
\ batch is not yet compiled. |
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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 224 end-struct c-lib%
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Line 227 end-struct c-lib%
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variable c-libs \ linked list of library names (without "lib") |
variable c-libs \ linked list of library names (without "lib") |
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: add-lib ( c-addr u -- ) |
: add-lib ( c-addr u -- ) \ gforth |
\G Add library lib@i{string} to the list of libraries, where |
\G Add library lib@i{string} to the list of libraries, where |
\G @i{string} is represented by @i{c-addr u}. |
\G @i{string} is represented by @i{c-addr u}. |
c-lib% %size allocate throw dup >r |
c-lib% %size allocate throw dup >r |
Line 429 create gen-wrapped-types
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Line 432 create gen-wrapped-types
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dup { descriptor } |
dup { descriptor } |
count { ret } count 2dup { d: pars } chars + count { d: c-name } |
count { ret } count 2dup { d: pars } chars + count { d: c-name } |
." void " lib-modulename 2@ type ." _LTX_" descriptor wrapper-function-name 2dup type drop free throw |
." void " lib-modulename 2@ type ." _LTX_" descriptor wrapper-function-name 2dup type drop free throw |
.\" (void)\n" |
.\" (GFORTH_ARGS)\n" |
.\" {\n Cell MAYBE_UNUSED *sp = gforth_SP;\n Float MAYBE_UNUSED *fp = gforth_FP;\n " |
.\" {\n Cell MAYBE_UNUSED *sp = gforth_SP;\n Float MAYBE_UNUSED *fp = gforth_FP;\n " |
pars c-name 2over count-stacks ret gen-wrapped-stmt .\" ;\n" |
pars c-name 2over count-stacks ret gen-wrapped-stmt .\" ;\n" |
?dup-if |
?dup-if |
Line 440 create gen-wrapped-types
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Line 443 create gen-wrapped-types
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endif |
endif |
.\" }\n" ; |
.\" }\n" ; |
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: open-wrappers ( -- addr ) |
: scan-back { c-addr u1 c -- c-addr u2 } |
lib-filename 2@ s" .la" s+ |
\ the last occurence of c in c-addr u1 is at u2-1; if it does not |
2dup open-lib >r |
\ occur, u2=0. |
drop free throw r> ; |
c-addr 1- c-addr u1 + 1- u-do |
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i c@ c = if |
: tempdir ( -- c-addr u ) |
c-addr i over - 1+ unloop exit endif |
s" TMPDIR" getenv dup 0= if |
1 -loop |
2drop s" /tmp" |
c-addr 0 ; |
then ; |
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: dirname ( c-addr1 u1 -- c-addr2 u2 ) |
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\ directory name of the file name c-addr1 u1, including the final "/". |
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'/ scan-back ; |
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: basename ( c-addr1 u1 -- c-addr2 u2 ) |
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\ file name without directory component |
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2dup dirname nip /string ; |
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: gen-filename ( x -- c-addr u ) |
: gen-filename ( x -- c-addr u ) |
\ generates a file basename for lib-handle-addr X |
\ generates a file basename for lib-handle-addr X |
0 <<# ['] #s $10 base-execute #> |
0 <<# ['] #s $10 base-execute #> |
s" gforth_c_" 2swap s+ #>> ; |
s" gforth_c_" 2swap s+ #>> ; |
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: prepend-dirname ( c-addr1 u1 -- c-addr2 u2 ) |
: libcc-named-dir ( -- c-addr u ) |
tempdir s" /" s+ 2over append |
libcc-named-dir-v 2@ ; |
2swap drop free throw ; |
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: c-library-name1 ( c-addr u -- ) |
: libcc-tmp-dir ( -- c-addr u ) |
\ set up filenames for a new library; c-addr u is the basename of |
s" ~/.gforth/libcc-tmp/" ; |
\ the library |
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: prepend-dirname ( c-addr1 u1 c-addr2 u2 -- c-addr3 u3 ) |
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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 -- ) |
assert( c-source-file-id @ 0= ) |
assert( c-source-file-id @ 0= ) |
prepend-dirname { d: filename } |
{ d: filename } |
here 0 , lib-handle-addr ! filename lib-filename 2! |
here 0 , lib-handle-addr ! filename lib-filename 2! |
filename tempdir nip 1+ /string lib-modulename 2! |
filename basename lib-modulename 2! ; |
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: c-library-name-create ( -- ) |
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lib-filename 2@ s" .c" s+ 2dup w/o create-file throw |
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dup c-source-file-id ! |
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['] print-c-prefix-lines swap outfile-execute |
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drop free throw ; |
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: c-named-library-name ( c-addr u -- ) |
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\ set up filenames for a (possibly new) library; c-addr u is the |
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\ basename of the library |
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libcc-named-dir prepend-dirname c-library-name-setup |
open-wrappers dup if |
open-wrappers dup if |
lib-handle-addr @ ! |
lib-handle-addr @ ! |
( 0 c-source-file-id ! ) \ already set |
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else |
else |
drop |
libcc-named-dir $1ff mkdir-parents drop |
filename s" .c" s+ 2dup w/o create-file throw dup c-source-file-id ! |
drop c-library-name-create |
['] print-c-prefix-lines swap outfile-execute |
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drop free throw |
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endif ; |
endif ; |
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: c-tmp-library-name ( c-addr u -- ) |
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\ set up filenames for a new library; c-addr u is the basename of |
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\ the library |
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libcc-tmp-dir 2dup $1ff mkdir-parents drop |
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prepend-dirname c-library-name-setup c-library-name-create ; |
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: lib-handle ( -- addr ) |
: lib-handle ( -- addr ) |
lib-handle-addr @ @ ; |
lib-handle-addr @ @ ; |
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: init-c-source-file ( -- ) |
: init-c-source-file ( -- ) |
lib-handle 0= if |
lib-handle 0= if |
c-source-file-id @ 0= if |
c-source-file-id @ 0= if |
here gen-filename c-library-name1 |
here gen-filename c-tmp-library-name |
endif |
endif |
endif ; |
endif ; |
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Line 516 DEFER compile-wrapper-function ( -- )
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Line 556 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 |
\ 2dup type cr |
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+ |
tempdir s+ s" " append |
libtool-cc append libtool-flags 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 575 DEFER compile-wrapper-function ( -- )
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Line 617 DEFER compile-wrapper-function ( -- )
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defer lastxt dup c-function-rt lastxt c-function-ft |
defer lastxt dup c-function-rt lastxt c-function-ft |
lastxt swap defer! ; |
lastxt swap defer! ; |
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: clear-libs ( -- ) |
: clear-libs ( -- ) \ gforth |
\G Clear the list of libs |
\G Clear the list of libs |
c-source-file-id @ if |
c-source-file-id @ if |
compile-wrapper-function |
compile-wrapper-function |
Line 587 clear-libs
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Line 629 clear-libs
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true abort" Called function of unfinished named C library" ; |
true abort" Called function of unfinished named C library" ; |
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: c-library-name ( c-addr u -- ) \ gforth |
: c-library-name ( c-addr u -- ) \ gforth |
\G Start a C library with name @i{c-addr u}. |
\G Start a C library interface with name @i{c-addr u}. |
clear-libs |
clear-libs |
['] c-library-incomplete is compile-wrapper-function |
['] c-library-incomplete is compile-wrapper-function |
c-library-name1 ; |
c-named-library-name ; |
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: c-library ( "name" -- ) \ gforth |
: c-library ( "name" -- ) \ gforth |
\G Parsing version of @code{c-library-name} |
\G Parsing version of @code{c-library-name} |
name save-mem c-library-name ; |
parse-name save-mem c-library-name ; |
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: end-c-library ( -- ) |
: end-c-library ( -- ) \ gforth |
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\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 |