--- gforth/libcc.fs	2007/05/28 12:07:30	1.14
+++ gforth/libcc.fs	2007/06/01 16:27:37	1.17
@@ -104,6 +104,7 @@ variable c-source-file-id \ contains the
 variable lib-handle-addr \ points to the library handle of the current batch.
                          \ the library handle is 0 if the current
                          \ batch is not yet compiled.
+2variable lib-filename \ filename without extension
 
 : .nb ( n -- )
     0 .r ;
@@ -125,9 +126,19 @@ variable lib-handle-addr \ points to the
     c c-addr1 c!
     c-addr1 u1 1 /string ;
 
-\ linked list stuff (should go elsewhere)
+: s+ { addr1 u1 addr2 u2 -- addr u }
+    u1 u2 + allocate throw { addr }
+    addr1 addr u1 move
+    addr2 addr u1 + u2 move
+    addr u1 u2 +
+;
 
-hex
+: append { addr1 u1 addr2 u2 -- addr u }
+    addr1 u1 u2 + dup { u } resize throw { addr }
+    addr2 addr u1 + u2 move
+    addr u ;
+
+\ linked list stuff (should go elsewhere)
 
 struct
     cell% field list-next
@@ -177,6 +188,7 @@ variable c-prefix-lines-end c-prefix-lin
     longstring, ;
 
 : \c ( "rest-of-line" -- )
+    \G One line of C declarations for the C interface
     -1 parse save-c-prefix-line ;
 
 \c #include "engine/libcc.h"
@@ -354,11 +366,22 @@ create gen-wrapped-types
     endif
     .\" }\n" ;
 
+: tempdir ( -- c-addr u )
+    s" TMPDIR" getenv dup 0= if
+        2drop s" /tmp"
+    then ;
+
+: gen-filename ( x -- c-addr u )
+    \ generates a filename without extension for lib-handle-addr X
+    0 <<# ['] #s $10 base-execute #> 
+    tempdir s" /gforth-c-" s+ 2swap append #>> ;
+
 : init-c-source-file ( -- )
     c-source-file-id @ 0= if
-	s" xxx.c" w/o create-file throw dup c-source-file-id !
-	['] print-c-prefix-lines swap outfile-execute
-	here 0 , lib-handle-addr !
+	here 0 , dup lib-handle-addr ! gen-filename 2dup lib-filename 2!
+	s" .c" s+ 2dup w/o create-file throw dup c-source-file-id !
+        ['] print-c-prefix-lines swap outfile-execute
+        drop free throw
     endif ;
 
 : c-source-file ( -- file-id )
@@ -367,10 +390,17 @@ create gen-wrapped-types
 : compile-wrapper-function ( -- )
     c-source-file close-file throw
     0 c-source-file-id !
-    s" gcc -fPIC -shared -Wl,-soname,xxx.so.1 -Wl,-export_dynamic -o xxx.so.1 -O xxx.c" system
-    $? abort" compiler generated error"
-    s" /home/anton/gforth/xxx.so.1" open-lib dup 0= abort" open-lib failed"
-    ( lib-handle ) lib-handle-addr @ ! ;
+    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 -O " append lib-filename 2@ append s" .c" append ( c-addr u )
+    2dup system drop free throw
+    $? abort" compiler generated error" \ !! call dlerror
+    lib-filename 2@ s" .so.1" s+
+    2dup open-lib dup 0= abort" open-lib failed" \ !! call dlerror
+    ( lib-handle ) lib-handle-addr @ !
+    2dup delete-file throw drop free throw
+    lib-filename 2@ s" .c" s+ 2dup delete-file throw drop free throw
+    lib-filename 2@ drop free throw 0 0 lib-filename 2! ;
 \    s" ar rcs xxx.a xxx.o" system
 \    $? abort" ar generated error" ;
 
@@ -403,15 +433,7 @@ create gen-wrapped-types
     @ call-c ;
 
 : c-function ( "forth-name" "c-name" "{libcc-type}" "--" "libcc-type" -- )
+    \G Define a Forth word @i{forth-name}.  @i{Forth-name} has the
+    \G specified stack effect and calls the C function @code{c-name}.
     defer lastxt dup c-function-rt lastxt c-function-ft
     lastxt swap defer! ;
-
-s" Library not found" exception constant err-nolib
-
-: library ( "name" "file" -- ) \ gforth
-\G Dynamically links the library specified by @i{file}.  Defines a
-\G word @i{name} ( -- lib ) that starts the declaration of a
-\G function from that library.
-    create parse-name open-lib dup 0= err-nolib and throw ,
-  does> ( -- lib )
-    @ ;