Merged with Dave Evans's changes.

[splint.git] / src / Headers / constraintTerm.h

diff --git a/src/Headers/constraintTerm.h b/src/Headers/constraintTerm.h
index 9eaf7e874b30e588a0497ff9d7c89d5a8b4408d2..d068871418cce6c2afffab6aeca3522aa255ec1b 100644 (file)
--- a/src/Headers/constraintTerm.h
+++ b/src/Headers/constraintTerm.h
@@ -1,48 +1,108 @@
-
 #ifndef __constraintTerm_h__
 
 #define __constraintTerm_h__
 
-constraintTerm constraintTerm_simplify (constraintTerm term);
+typedef union
+{
+  /*@exposed@*/ exprNode expr;
+  /*@exposed@*/  sRef     sref;
+  int      intlit;
+} constraintTermValue;
 
-constraintTerm constraintTerm_makeExprNode (/*@only@*/ exprNode e);
+void constraintTermValue_copy (/*@out@*/ constraintTermValue src, constraintTermValue dst);
 
-constraintTerm constraintTerm_copy (constraintTerm term);
+/*@-macroassign*/
 
-constraintTerm exprNode_makeConstraintTerm ( exprNode e);
+#define constraintTermValue_copy(dst, src)     ((dst) = (src))
 
+/*@=macroassign*/
 
-bool constraintTerm_same (constraintTerm term1, constraintTerm term2);
+typedef enum
+{
+  ERRORBADCONSTRAINTTERMTYPE,
+ EXPRNODE, SREF,
+ INTLITERAL
+} constraintTermType;
 
-bool constraintTerm_similar (constraintTerm term1, constraintTerm term2);
+struct _constraintTerm {
+  /*@only@*/ fileloc loc;
+   constraintTermValue value;
+  constraintTermType kind;
+};
 
-bool constraintTerm_canGetValue (constraintTerm term);
-int constraintTerm_getValue (constraintTerm term);
 
-fileloc constraintTerm_getFileloc (constraintTerm t);
+abst_typedef struct _constraintTerm * constraintTerm;
 
-constraintTerm constraintTerm_makeMaxSetexpr (exprNode e);
+extern constraintTermType constraintTerm_getKind (constraintTerm) ;
+extern /*@exposed@*/ sRef constraintTerm_getSRef (constraintTerm) ;
 
-constraintTerm constraintTerm_makeMinSetexpr (exprNode e);
+extern /*@falsenull@*/ bool constraintTerm_isDefined (constraintTerm p_e) /*@*/;
+extern /*@unused@*/ /*@truenull@*/ bool constraintTerm_isUndefined (constraintTerm p_e) /*@*/ ;
+extern /*@unused@*/ /*@truenull@*/ bool constraintTerm_isError (constraintTerm p_e) /*@*/ ;
 
-constraintTerm constraintTerm_makeMaxReadexpr (exprNode e);
+/*@constant null constraintTerm constraintTerm_undefined; @*/
 
-constraintTerm constraintTerm_makeMinReadexpr (exprNode e);
+# define constraintTerm_undefined ((constraintTerm)NULL)
 
-constraintTerm constraintTerm_makeValueexpr (exprNode e);
+# define constraintTerm_isDefined(e)        ((e) != constraintTerm_undefined)
+# define constraintTerm_isUndefined(e)      ((e) == constraintTerm_undefined)
+# define constraintTerm_isError(e)          ((e) == constraintTerm_undefined)
 
-constraintTerm intLit_makeConstraintTerm (int i);
 
-constraintTerm constraintTerm_makeIntLitValue (int i);
 
-bool constraintTerm_isIntLiteral (constraintTerm term);
+void constraintTerm_free (/*@only@*/ constraintTerm term);
 
-cstring constraintTerm_print (constraintTerm term);
+constraintTerm constraintTerm_simplify (/*@returned@*/ constraintTerm term) /*@modifies term@*/ ;
 
-#endif
+/*@only@*/ constraintTerm constraintTerm_makeExprNode (/*@exposed@*/ exprNode e) /*@*/;
+
+constraintTerm constraintTerm_copy (constraintTerm term) /*@*/;
+
+//constraintTerm exprNode_makeConstraintTerm ( exprNode e) /*@*/;
+
+//bool constraintTerm_same (constraintTerm term1, constraintTerm term2) /*@*/;
+
+bool constraintTerm_similar (constraintTerm term1, constraintTerm term2) /*@*/;
+
+bool constraintTerm_canGetValue (constraintTerm term)/*@*/;
+int constraintTerm_getValue (constraintTerm term) /*@*/;
+
+fileloc constraintTerm_getFileloc (constraintTerm t) /*@*/;
+
+//constraintTerm constraintTerm_makeMaxSetexpr (exprNode e) /*@*/;
+
+//constraintTerm constraintTerm_makeMinSetexpr (exprNode e) /*@*/;
+
+//constraintTerm constraintTerm_makeMaxReadexpr (exprNode e) /*@*/;
 
+//constraintTerm constraintTerm_makeMinReadexpr (exprNode e) /*@*/;
 
+//constraintTerm constraintTerm_makeValueexpr (exprNode e) /*@*/;
 
+//constraintTerm intLit_makeConstraintTerm (int i) /*@*/;
 
+//constraintTerm constraintTerm_makeIntLitValue (int i) /*@*/;
 
+bool constraintTerm_isIntLiteral (constraintTerm term) /*@*/;
 
+cstring constraintTerm_print (constraintTerm term) /*@*/;
+
+constraintTerm constraintTerm_makesRef  (/*@exposed@*/ sRef s) /*@*/;
+
+/*@unused@*/ bool constraintTerm_probSame (constraintTerm term1, constraintTerm term2) /*@*/;
+
+constraintTerm constraintTerm_setFileloc (/*@returned@*/ constraintTerm term, fileloc loc) /*@modifies term@*/;
+
+constraintTerm constraintTerm_makeIntLiteral (int i) /*@*/;
+
+bool constraintTerm_isStringLiteral (constraintTerm c) /*@*/;
+cstring constraintTerm_getStringLiteral (constraintTerm c) /*@*/;
+
+
+constraintTerm constraintTerm_doSRefFixBaseParam (/*@returned@*/ constraintTerm term, exprNodeList arglist) /*@modifies term@*/;
+
+#else
+
+#error Multiple Include
+
+#endif