Haskell bindings for the C runtime

Added Haskell bindings for the C runtime. Work in progress, the files are not (and should not be) included in makefiles or anything.

src/runtime/haskell/CRuntimeFFI/PgfLow.hs

@@ -0,0 +1,148 @@
+{-# LANGUAGE ForeignFunctionInterface #-}
+
+module PgfLow where
+
+import Foreign.C
+import Foreign.C.String
+import Foreign.Ptr
+import Gu
+
+------------------------------------------------------------------------------
+-- Mindless copypasting and translating of the C functions used in CRuntimeFFI
+-- From pgf.h
+
+
+
+-- PgfPGF* pgf_read(const char* fpath, GuPool* pool, GuExn* err);
+foreign import ccall "pgf/pgf.h pgf_read"
+  pgf_read :: CString -> Ptr GuPool -> Ptr GuExn -> IO (Ptr PgfPGF)
+
+-- GuString pgf_abstract_name(PgfPGF*);
+foreign import ccall "pgf/pgf.h pgf_abstract_name"
+  pgf_abstract_name :: Ptr PgfPGF -> IO CString
+
+-- void pgf_iter_languages(PgfPGF*, GuMapItor*, GuExn* err);
+foreign import ccall "pgf/pgf.h pgf_iter_languages"
+  pgf_iter_languages :: Ptr PgfPGF -> Ptr GuMapItor -> Ptr GuExn -> IO ()
+-- TODO test this function
+-- GuMapItor???
+-- implement a fun in haskell, export it to c
+-- GuMapItor contains a pointer to a function
+-- Ask Koen
+-- foreign export
+
+-- PgfConcr* pgf_get_language(PgfPGF*, PgfCId lang);
+foreign import ccall "pgf/pgf.h pgf_get_language"
+  pgf_get_language :: Ptr PgfPGF -> CString -> IO (Ptr PgfConcr)
+
+
+-- GuString pgf_concrete_name(PgfConcr*);
+foreign import ccall "pgf/pgf.h pgf_concrete_name"
+  pgf_concrete_name :: Ptr PgfConcr -> IO CString
+
+-- GuString pgf_language_code(PgfConcr* concr);
+foreign import ccall "pgf/pgf.h pgf_language_code"
+  pgf_language_code :: Ptr PgfConcr -> IO CString
+
+
+--void pgf_iter_categories(PgfPGF* pgf, GuMapItor* fn, GuExn* err);
+foreign import ccall "pgf/pgf.h pgf_iter_categories"
+  pgf_iter_categories :: Ptr PgfPGF -> Ptr GuMapItor -> Ptr GuExn -> IO ()
+--TODO test this function
+
+-- PgfCId pgf_start_cat(PgfPGF* pgf, GuPool* pool);
+foreign import ccall "pgf/pgf.h pgf_start_cat"
+  pgf_start_cat :: Ptr PgfPGF -> IO CString
+
+-- void pgf_iter_functions(PgfPGF* pgf, GuMapItor* fn, GuExn* err);
+foreign import ccall "pgf/pgf.h pgf_iter_functions"
+  pgf_iter_functions :: Ptr PgfPGF -> Ptr GuMapItor -> Ptr GuExn -> IO ()
+--TODO test this function
+
+-- void pgf_iter_functions_by_cat(PgfPGF* pgf, PgfCId catname,
+--                          GuMapItor* fn, GuExn* err);
+foreign import ccall "pgf/pgf.h pgf_iter_functions_by_cat"
+  pgf_iter_functions_by_cat :: Ptr PgfPGF -> Ptr GuMapItor -> Ptr GuExn -> IO ()
+--TODO test this function
+
+-- PgfType* pgf_function_type(PgfPGF* pgf, PgfCId funname); 
+foreign import ccall "pgf/pgf.h pgf_function_type"
+   pgf_function_type :: Ptr PgfPGF -> CString -> IO (Ptr PgfType)
+
+-- GuString pgf_print_name(PgfConcr*, PgfCId id);
+foreign import ccall "pgf/pgf.h pgf_print_name"
+  pgf_print_name :: Ptr PgfConcr -> CString -> IO CString
+
+--void pgf_linearize(PgfConcr* concr, PgfExpr expr, GuOut* out, GuExn* err);
+foreign import ccall "pgf/pgf.h pgf_linearize"
+  pgf_linearize :: Ptr PgfConcr -> PgfExpr -> Ptr GuOut -> Ptr GuExn -> IO ()
+
+-- PgfExprEnum* pgf_parse(PgfConcr* concr, PgfCId cat, GuString sentence,
+--                        GuExn* err, GuPool* pool, GuPool* out_pool);
+foreign import ccall "pgf/pgf.h pgf_parse"
+  pgf_parse :: Ptr PgfConcr -> CString -> CString -> Ptr GuExn  -> Ptr GuPool -> Ptr GuPool -> IO (Ptr PgfExprEnum)
+
+--void pgf_lookup_morpho(PgfConcr *concr, GuString sentence,
+--                  PgfMorphoCallback* callback, GuExn* err);
+foreign import ccall "pgf/pgf.h pgf_lookup_morpho"
+  pgf_lookup_morpho :: Ptr PgfConcr -> CString -> Ptr PgfMorphoCallback -> Ptr GuExn -> IO ()
+
+type Callback = Ptr PgfMorphoCallback -> CString -> CString -> Float -> Ptr GuExn -> IO ()
+
+foreign import ccall "wrapper"
+  wrapLookupMorpho :: Callback -> IO (FunPtr Callback)
+
+
+--GuEnum* pgf_fullform_lexicon(PgfConcr *concr, GuPool* pool);
+foreign import ccall "pgf/pgf.h pgf_fullform_lexicon"
+  pgf_fullform_lexicon :: Ptr PgfConcr -> Ptr GuPool -> IO (Ptr GuEnum)
+
+--GuString pgf_fullform_get_string(PgfFullFormEntry* entry);
+foreign import ccall "pgf/pgf.h pgf_fullform_get_string"
+  pgf_fullform_get_string :: Ptr PgfFullFormEntry -> IO CString
+
+-- void pgf_fullform_get_analyses(PgfFullFormEntry* entry,
+--                                PgfMorphoCallback* callback, GuExn* err)
+foreign import ccall "pgf/pgf.h pgf_fullform_get_analyses"
+  pgf_fullform_get_analyses :: Ptr PgfFullFormEntry -> Ptr PgfMorphoCallback -> Ptr GuExn -> IO ()
+                    
+
+--PgfApplication* pgf_expr_unapply(PgfExpr expr, GuPool* pool);
+foreign import ccall "pgf/pgf.h pgf_expr_unapply"
+  pgf_expr_unapply :: PgfExpr -> Ptr GuPool -> IO (Ptr PgfApplication)
+
+--int pgf_expr_arity(PgfExpr expr);
+foreign import ccall "pgf/expr.h pgf_expr_arity"
+  pgf_expr_arity :: PgfExpr -> IO Int
+--Not needed anymore, solved the problem with unapply using CInt instead of Int
+
+
+--void pgf_print_expr(PgfExpr expr, PgfPrintContext* ctxt, int prec, 
+--               GuOut* out, GuExn* err);
+foreign import ccall "pgf/expr.h pgf_print_expr"
+  pgf_print_expr :: PgfExpr -> Ptr PgfPrintContext -> Int -> Ptr GuOut -> Ptr GuExn -> IO ()
+--PgfExprEnum* pgf_generate_all(PgfPGF* pgf, PgfCId cat, GuPool* pool);
+foreign import ccall "pgf/pgf.h pgf_generate_all"
+  pgf_generate_all :: Ptr PgfPGF -> CString -> Ptr GuPool -> IO (Ptr PgfExprEnum)
+
+-- void pgf_print(PgfPGF* pgf, GuOut* out, GuExn* err); 
+foreign import ccall "pgf/pgf.h pgf_print"
+  pgf_print :: Ptr PgfPGF -> Ptr GuOut -> Ptr GuExn -> IO ()
+
+--PgfExpr pgf_read_expr(GuIn* in, GuPool* pool, GuExn* err);
+foreign import ccall "pgf/expr.h pgf_read_expr"
+  pgf_read_expr :: Ptr GuIn -> Ptr GuPool -> Ptr GuExn -> IO PgfExpr
+
+--PgfExprEnum*
+--pgf_parse_with_heuristics(PgfConcr* concr, PgfCId cat, PgfLexer *lexer, 
+--                          double heuristics, 
+--                          GuPool* pool, GuPool* out_pool);
+-- Not needed
+
+-- GuEnum* pgf_complete(PgfConcr* concr, PgfCId cat, PgfLexer *lexer, 
+--                     GuString prefix, GuPool* pool);
+-- TODO
+
+-- bool pgf_parseval(PgfConcr* concr, PgfExpr expr, PgfCId cat, 
+--                  double *precision, double *recall, double *exact);
+-- Not needed