version 1.15, 2007/05/29 20:44:38
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version 1.17, 2007/06/01 16:27:37
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Line 140 variable lib-handle-addr \ points to the
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Line 140 variable lib-handle-addr \ points to the
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\ linked list stuff (should go elsewhere) |
\ linked list stuff (should go elsewhere) |
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hex |
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struct |
struct |
cell% field list-next |
cell% field list-next |
1 0 field list-payload |
1 0 field list-payload |
Line 190 variable c-prefix-lines-end c-prefix-lin
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Line 188 variable c-prefix-lines-end c-prefix-lin
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longstring, ; |
longstring, ; |
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: \c ( "rest-of-line" -- ) |
: \c ( "rest-of-line" -- ) |
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\G One line of C declarations for the C interface |
-1 parse save-c-prefix-line ; |
-1 parse save-c-prefix-line ; |
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\c #include "engine/libcc.h" |
\c #include "engine/libcc.h" |
Line 367 create gen-wrapped-types
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Line 366 create gen-wrapped-types
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endif |
endif |
.\" }\n" ; |
.\" }\n" ; |
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: tempdir ( -- c-addr u ) |
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s" TMPDIR" getenv dup 0= if |
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2drop s" /tmp" |
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then ; |
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: gen-filename ( x -- c-addr u ) |
: gen-filename ( x -- c-addr u ) |
\ generates a filename without extension for lib-handle-addr X |
\ generates a filename without extension for lib-handle-addr X |
0 <<# ['] #s $10 base-execute 'x hold 'x hold 'x hold #> save-mem #>> ; |
0 <<# ['] #s $10 base-execute #> |
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tempdir s" /gforth-c-" s+ 2swap append #>> ; |
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: init-c-source-file ( -- ) |
: init-c-source-file ( -- ) |
c-source-file-id @ 0= if |
c-source-file-id @ 0= if |
Line 385 create gen-wrapped-types
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Line 390 create gen-wrapped-types
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: compile-wrapper-function ( -- ) |
: compile-wrapper-function ( -- ) |
c-source-file close-file throw |
c-source-file close-file throw |
0 c-source-file-id ! |
0 c-source-file-id ! |
s" gcc -fPIC -shared -Wl,-soname," lib-filename 2@ s+ |
s" gcc -I. -fPIC -shared -Wl,-soname," lib-filename 2@ s+ |
s" .so.1 -Wl,-export_dynamic -o " append lib-filename 2@ append |
s" .so.1 -Wl,-export_dynamic -o " append lib-filename 2@ append |
s" .so.1 -O " append lib-filename 2@ append s" .c" append ( c-addr u ) |
s" .so.1 -O " append lib-filename 2@ append s" .c" append ( c-addr u ) |
2dup system drop free throw |
2dup system drop free throw |
$? abort" compiler generated error" \ !! call dlerror |
$? abort" compiler generated error" \ !! call dlerror |
s" ./" lib-filename 2@ s+ s" .so.1" append |
lib-filename 2@ s" .so.1" s+ |
2dup open-lib dup 0= abort" open-lib failed" \ !! call dlerror |
2dup open-lib dup 0= abort" open-lib failed" \ !! call dlerror |
( lib-handle ) lib-handle-addr @ ! |
( lib-handle ) lib-handle-addr @ ! |
2dup delete-file throw drop free throw |
2dup delete-file throw drop free throw |
Line 428 create gen-wrapped-types
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Line 433 create gen-wrapped-types
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@ call-c ; |
@ call-c ; |
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: c-function ( "forth-name" "c-name" "{libcc-type}" "--" "libcc-type" -- ) |
: c-function ( "forth-name" "c-name" "{libcc-type}" "--" "libcc-type" -- ) |
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\G Define a Forth word @i{forth-name}. @i{Forth-name} has the |
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\G specified stack effect and calls the C function @code{c-name}. |
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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s" Library not found" exception constant err-nolib |
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: library ( "name" "file" -- ) \ gforth |
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\G Dynamically links the library specified by @i{file}. Defines a |
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\G word @i{name} ( -- lib ) that starts the declaration of a |
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\G function from that library. |
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create parse-name open-lib dup 0= err-nolib and throw , |
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does> ( -- lib ) |
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@ ; |
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