more packages stuff

packages/PLStream/pl-yap.h

@@ -0,0 +1,188 @@
+#ifndef PL_YAP_H
+#define PL_YAP_H
+
+#ifdef __YAP_PROLOG__
+
+#if HAVE_CTYPE_H
+#include <ctype.h>
+#endif
+
+#define SIZE_VOIDP SIZEOF_INT_P
+
+#if SIZE_DOUBLE==SIZEOF_INT_P
+#define WORDS_PER_DOUBLE 1
+#else
+#define WORDS_PER_DOUBLE 2
+#endif
+
+#if SIZEOF_LONG_INT==4
+#define INT64_FORMAT "%lld"
+#define INTBITSIZE 32
+#else
+#define INT64_FORMAT "%ld"
+#define INTBITSIZE 64
+#endif
+
+typedef uintptr_t		word;		/* Anonymous 4 byte object */
+typedef YAP_Term	        Word;		/* Anonymous 4 byte object */
+typedef YAP_Atom		Atom;
+//move this to SWI
+
+typedef uintptr_t	PL_atomic_t;	/* same a word */
+
+
+#ifdef __SWI_PROLOG__
+
+/* just to make clear how it would look in SWI */
+
+#define INIT_DEF(Type, Name, Size) \
+  static void init_ ## Name (void) {}		\
+  static const Type Name[] {
+
+#define ADD_DEF2(Atom, Type) \
+  { Atom, Type },
+#define ADD_DEF5(Atom, Type, Reverse, Arity, Ctx) \
+  { Atom, Type, Reverse, Arity, Ctx },
+			     \
+#define END_DEFS(Atom, F) \
+  { Atom, F }			 
+}
+
+#endif
+
+#define INIT_DEF(Type, Name, Size) \
+  static Type Name[Size];	     \
+  static void init_ ## Name (void) { \
+  int i = 0;
+
+#define ADD_DEF2(Atom, Type) \
+  char_types[i].name = Atom; \
+  char_types[i].test = Type; \
+  i++;
+#define ADD_DEF5(Atom, Type, Reverse, Arity, Ctx) \
+  char_types[i].name = Atom; \
+  char_types[i].test = Type; \
+  char_types[i].reverse = Reverse; \
+  char_types[i].arity = Arity; \
+  char_types[i].ctx_type = Ctx; \
+  i++;
+#define END_DEFS(Atom, F) \
+  char_types[i].name = Atom; \
+  char_types[i].test = F; \
+}
+
+#define ADD_ENCODING(Atom, Type) \
+  encoding_names[i].code = Atom;	 \
+  encoding_names[i].name = Type; \
+  i++;
+#define END_ENCODINGS(Atom, F) \
+  encoding_names[i].code = Atom; \
+  encoding_names[i].name = F; \
+}
+
+#define ADD_OPEN4_OPT(Atom, Type) \
+  open4_options[i].name = Atom;	 \
+  open4_options[i].type = Type; \
+  i++;
+#define END_OPEN4_DEFS(Atom, F) \
+  open4_options[i].name = Atom; \
+  open4_options[i].type = F; \
+}
+
+#define ADD_CLOSE2_OPT(Atom, Type) \
+  close2_options[i].name = Atom;	 \
+  close2_options[i].type = Type; \
+  i++;
+#define END_CLOSE2_DEFS(Atom, F) \
+  close2_options[i].name = Atom; \
+  close2_options[i].type = F; \
+}
+
+#define ADD_SPROP(F1, F2) \
+  sprop_list[i].functor = F1;	 \
+  sprop_list[i].function = F2; \
+  i++;
+#define END_SPROP_DEFS(F1, F2) \
+  sprop_list[i].functor = F1;	 \
+  sprop_list[i].function = F2; \
+}
+
+#define ADD_STDSTREAM(Atom) \
+  standardStreams[i] = Atom;	 \
+  i++;
+#define END_STDSTREAMS(Atom) \
+  standardStreams[i] = Atom; \
+}
+
+
+#define MK_ATOM(X) ((atom_t)YAP_LookupAtom(X))
+#define MKFUNCTOR(X,Y) ((functor_t)YAP_MkFunctor((YAP_Atom)(X),Y))
+
+/*** memory allocation stuff: SWI wraps around malloc  */
+
+#define allocHeap(X) YAP_AllocSpaceFromYap(X)
+
+#define freeHeap(X,Size) YAP_FreeSpaceFromYap(X)
+
+
+#define stopItimer()
+
+/* TBD */
+
+extern atom_t codeToAtom(int chrcode);
+
+static inline word
+INIT_SEQ_CODES(size_t n)
+{
+  return (word)YAP_OpenList(n);
+}
+
+static inline word
+EXTEND_SEQ_CODES(word gstore, int c) {
+  return (word)YAP_ExtendList((YAP_Term)gstore, YAP_MkIntTerm(c));
+}
+
+static inline word
+EXTEND_SEQ_ATOMS(word gstore, int c) {
+  return (word)YAP_ExtendList((YAP_Term)gstore, codeToAtom(c));
+}
+
+static inline int 
+CLOSE_SEQ_OF_CODES(word gstore, word lp, word arg2, word arg3) {
+  if (arg3 == (word)ATOM_nil) {
+    if (!YAP_CloseList((YAP_Term)gstore, YAP_TermNil()))
+      return FALSE;
+  } else {
+    if (!YAP_CloseList((YAP_Term)gstore, YAP_GetFromSlot(arg2)))
+      return FALSE;
+  }
+  return YAP_Unify(YAP_GetFromSlot(arg3), lp);
+}
+
+static inline Word
+valHandle(term_t tt)
+{
+  return (word)YAP_GetFromSlot(tt);
+}
+#define arityFunctor(f) YAP_ArityOfFunctor((YAP_Functor)f)
+
+#define stringAtom(w)	YAP_AtomName((YAP_Atom)(w))
+#define isInteger(A) (YAP_IsIntTerm((A)) && YAP_IsBigNumTerm((A)))
+#define isString(A) FALSE
+#define isAtom(A) YAP_IsAtomTerm((A))
+#define isList(A) YAP_IsPairTerm((A))
+#define isNil(A) ((A) == YAP_TermNil())
+#define isReal(A)YAP_IsFloatTerm((A))
+#define isVar(A) YAP_IsVarTerm((A))
+#define varName(l, buf) buf
+#define valReal(w) YAP_FloatOfTerm((w))
+#define AtomLength(w) YAP_AtomNameLength(w)
+#define atomValue(atom) ((YAP_Atom)atom)
+#define argTermP(w,i) ((Word)((YAP_ArgsOfTerm(w)+(i))))
+#define deRef(t) (t = YAP_Deref(t))
+
+#define clearNumber(n)
+
+#endif /* __YAP_PROLOG__ */
+
+#endif /* PL_YAP_H */