add overload_extend and overload_extendc testcases

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/branches/gsoc2009-sploving@11548 626c5289-ae23-0410-ae9c-e8d60b6d4f22

Examples/test-suite/scilab/overload_extend_runme.sci

@@ -0,0 +1,9 @@
+exec loader.sce
+
+x = new_Foo();
+if Foo_test(x) <> 0 then pause, end
+if Foo_test(x, 1) <> 1 then pause, end
+if Foo_test(x, 2, 3) <> 5 then pause, end
+if Foo_test(x, "Hello, swig!") <> 2 then pause, end
+
+exit

Examples/test-suite/scilab/overload_extendc_runme.sci

@@ -0,0 +1,11 @@
+exec loader.sce
+
+x = new_Foo();
+if Foo_test(x, 1) <> 1 then pause, end
+if Foo_test(x, "Hello swig!") <> 2 then pause, end
+if Foo_test(x, 2, 3) <> 3 then pause, end
+if Foo_test(x, x) <> 30 then pause, end
+if Foo_test(x, x, 4) <> 24 then pause, end
+if Foo_test(x, x, 4, 5) <> 9 then pause, end
+
+exit

Lib/scilab/scitypemaps.swg

@@ -84,8 +84,11 @@
   if (getVarType(piAddrVar) != sci_strings || iRows != 1 || iCols != 1 || isVarComplex(piAddrVar)) {
     Scierror(999, _("%s: Wrong type for input argument #%d: Real scalar expected.\n"), fname, $argnum);
   }
-  getMatrixOfString(piAddrVar, &iRows, &iCols,&_piLength, &_pstStrings);
+  getMatrixOfString(piAddrVar, &iRows, &iCols, &_piLength, NULL);
+  _pstStrings = (char *)malloc(sizeof(char) * _piLength + 1);
+  getMatrixOfString(piAddrVar, &iRows, &iCols, &_piLength, &_pstStrings);
   $1 = strdup(_pstStrings);
+  free(_pstStrings);
 }
 
 %typemap(in) signed char [ANY] (int iRows, int iCols) {
@@ -407,10 +410,6 @@
   LhsVar(iOutNum) = iVarOut;
 }
 
-%typemap(freearg, noblock=1) char * { 
-  if ($1) free($1);  
-}
-
 %typemap(out) enum SWIGTYPE (int iRowsOut, int iColsOut) {
   int temp;
   temp = (int)($result);
@@ -480,7 +479,7 @@
     Scierror(999, _("%s: Wrong type for input argument #%d: Real scalar expected.\n"), fname, $argnum);
   }
   getMatrixOfString(piAddrVar, &iRows, &iCols, &_piLength, NULL);
-  _pstStrings = (char *)malloc(sizeof(char) * _piLength);
+  _pstStrings = (char *)malloc(sizeof(char) * _piLength + 1);
   getMatrixOfString(piAddrVar, &iRows, &iCols, &_piLength, &_pstStrings);
   $1 = strdup(_pstStrings);
   free(_pstStrings);
@@ -782,6 +781,7 @@
   LhsVar(iOutNum) = iVarOut;
 }
 
+/* pointer to basic C types */
 %typemap(varout,noblock=1) signed char *,
                            short *,
                            unsigned char *,
@@ -796,6 +796,7 @@
   LhsVar(iOutNum) = iVarOut;
 }
 
+/* Arrays */
 %typemap(varout,noblock=1) char [ANY] {
   char **pstData = NULL;
   pstData = (char **)malloc(sizeof(char *));
@@ -855,12 +856,14 @@
   LhsVar(iOutNum) = iVarOut;
 }
 
+/* Enums */
 %typemap(varout,noblock=1) enum SWIGTYPE {
   int temp = $result;
   createMatrixOfInteger32(iVarOut, iRowsOut, iColsOut, &temp);
   LhsVar(iOutNum) = iVarOut;
 }
 
+/* Other types */
 %typemap(varout,noblock=1) SWIGTYPE * {
   createPointer(iVarOut, (void *)$result);
   LhsVar(iOutNum) = iVarOut;
@@ -871,6 +874,132 @@
   LhsVar(iOutNum) = iVarOut;
 }
 
+/* ------------------------------------------------------------
+ * --- Typecheck typemaps ---
+ * ------------------------------------------------------------ */
+/* Basic C types */
+%typecheck(SWIG_TYPECHECK_CHAR) char {
+  int *piAddrVar;
+  getVarAddressFromPosition($argnum, &piAddrVar);
+  $1 = (getVarType(piAddrVar) == sci_strings) ? 1 : 0;
+}
+
+%typecheck(SWIG_TYPECHECK_INT8) signed char {
+  int *piAddrVar;
+  getVarAddressFromPosition($argnum, &piAddrVar);
+  $1 = (getVarType(piAddrVar) == sci_matrix) ? 1 : 0;
+}
+
+%typecheck(SWIG_TYPECHECK_UINT8) unsigned char {
+  int *piAddrVar;
+  getVarAddressFromPosition($argnum, &piAddrVar);
+  $1 = (getVarType(piAddrVar) == sci_matrix) ? 1 : 0;
+}
+
+%typecheck(SWIG_TYPECHECK_INT16) short {
+  int *piAddrVar;
+  getVarAddressFromPosition($argnum, &piAddrVar);
+  $1 = (getVarType(piAddrVar) == sci_matrix) ? 1 : 0;
+}
+
+%typecheck(SWIG_TYPECHECK_UINT16) unsigned short {
+  int *piAddrVar;
+  getVarAddressFromPosition($argnum, &piAddrVar);
+  $1 = (getVarType(piAddrVar) == sci_matrix) ? 1 : 0;
+}
+
+%typecheck(SWIG_TYPECHECK_INT32) int, 
+                                 long {
+  int *piAddrVar;
+  getVarAddressFromPosition($argnum, &piAddrVar);
+  $1 = (getVarType(piAddrVar) == sci_matrix) ? 1 : 0;
+}
+
+%typecheck(SWIG_TYPECHECK_UINT32) unsigned int,
+                                  unsigned long {
+  int *piAddrVar;
+  getVarAddressFromPosition($argnum, &piAddrVar);
+  $1 = (getVarType(piAddrVar) == sci_matrix) ? 1 : 0;
+}
+
+
+%typecheck(SWIG_TYPECHECK_DOUBLE) double {
+  int *piAddrVar;
+  getVarAddressFromPosition($argnum, &piAddrVar);
+  $1 = (getVarType(piAddrVar) == sci_matrix) ? 1 : 0;
+}
+
+%typecheck(SWIG_TYPECHECK_FLOAT) float {
+  int *piAddrVar;
+  getVarAddressFromPosition($argnum, &piAddrVar);
+  $1 = (getVarType(piAddrVar) == sci_matrix) ? 1 : 0;
+}
+
+%typecheck(SWIG_TYPECHECK_STRING) char * {
+  int *piAddrVar;
+  getVarAddressFromPosition($argnum, &piAddrVar);
+  $1 = (getVarType(piAddrVar) == sci_strings) ? 1 : 0;
+}
+
+/* Arrays */
+%typecheck(SWIG_TYPECHECK_CHAR_ARRAY) char [ANY] {
+  int *piAddrVar;
+  getVarAddressFromPosition($argnum, &piAddrVar);
+  $1 = (getVarType(piAddrVar) == sci_strings) ? 1 : 0;
+}
+
+%typecheck(SWIG_TYPECHECK_INT8_ARRAY) signed char [ANY] {
+  int *piAddrVar;
+  getVarAddressFromPosition($argnum, &piAddrVar);
+  $1 = (getVarType(piAddrVar) == sci_matrix) ? 1 : 0;
+}
+
+%typecheck(SWIG_TYPECHECK_INT16_ARRAY) unsigned char [ANY],
+                                       short [ANY] {
+  int *piAddrVar;
+  getVarAddressFromPosition($argnum, &piAddrVar);
+  $1 = (getVarType(piAddrVar) == sci_matrix) ? 1 : 0;
+}
+
+%typecheck(SWIG_TYPECHECK_INT32_ARRAY) unsigned short [ANY],
+                                       int [ANY],
+                                       long [ANY] {
+  int *piAddrVar;
+  getVarAddressFromPosition($argnum, &piAddrVar);
+  $1 = (getVarType(piAddrVar) == sci_matrix) ? 1 : 0;
+}
+
+%typecheck(SWIG_TYPECHECK_INT64_ARRAY) unsigned int [ANY],
+                                        unsigned long [ANY] {
+  int *piAddrVar;
+  getVarAddressFromPosition($argnum, &piAddrVar);
+  $1 = (getVarType(piAddrVar) == sci_matrix) ? 1 : 0;
+}
+
+%typecheck(SWIG_TYPECHECK_DOUBLE_ARRAY) double [ANY]{
+  int *piAddrVar;
+  getVarAddressFromPosition($argnum, &piAddrVar);
+  $1 = (getVarType(piAddrVar) == sci_matrix) ? 1 : 0;
+}
+
+%typecheck(SWIG_TYPECHECK_FLOAT_ARRAY) float [ANY]{
+  int *piAddrVar;
+  getVarAddressFromPosition($argnum, &piAddrVar);
+  $1 = (getVarType(piAddrVar) == sci_matrix) ? 1 : 0;
+}
+
+%typecheck(SWIG_TYPECHECK_STRING_ARRAY) char ** {
+  int *piAddrVar;
+  getVarAddressFromPosition($argnum, &piAddrVar);
+  $1 = (getVarType(piAddrVar) == sci_strings) ? 1 : 0;
+}
+
+%typecheck(SWIG_TYPECHECK_POINTER) SWIGTYPE * {
+  int *piAddrVar;
+  getVarAddressFromPosition($argnum, &piAddrVar);
+  $1 = (getVarType(piAddrVar) == sci_lufact_pointer) ? 1 : 0;
+}
+
 /* ------------------------------------------------------------
  *  size_t mapped as int
  * ------------------------------------------------------------ */

Source/Modules/scilab.cxx

@@ -30,6 +30,7 @@ private:
 public:
   SCILAB():
     f_builder_code(NewString("")) {
+    allow_overloading();
   }
   
     
@@ -154,7 +155,7 @@ public:
     // int destructor = (!Cmp(nodeType, "destructor"));
     String *storage = Getattr(n, "storage");
     bool overloaded = !!Getattr(n, "sym:overloaded");
-    //bool last_overload = overloaded && !Getattr(n, "sym:nextSibling");
+    bool last_overload = overloaded && !Getattr(n, "sym:nextSibling");
     String *iname = Getattr(n, "sym:name");
     String *wname = Swig_name_wrapper(iname);
     String *overname = Copy(wname);
@@ -263,6 +264,16 @@ public:
     }
     Printv(f->code, outarg, NIL);
 
+    /* Insert constraint checking code */
+    for (p = l; p;) {
+      if ((tm = Getattr(p, "tmap:check"))) {
+	Printv(f->code, tm, "\n", NIL);
+	p = Getattr(p, "tmap:check:next");
+      } else {
+	p = nextSibling(p);
+      }
+    }
+
     /* Insert cleanup code */
     String *cleanup = NewString("");
     for (p = l; p;) {
@@ -304,6 +315,10 @@ public:
     /* Dump the wrapper function */
     Wrapper_print(f, f_wrappers);
     DelWrapper(f);
+    
+    if (last_overload)
+      dispatchFunction(n);
+    
     Printf(f_builder_code, "\"%s\",\"%s\";", iname, wname);
 
     Delete(overname);
@@ -313,6 +328,38 @@ public:
     return SWIG_OK;
   }
   
+  /* -----------------------------------------------------------------------
+   * dispatchFunctionWrapper()
+   * ----------------------------------------------------------------------- */
+  
+  void dispatchFunction(Node *n) {
+    Wrapper *f = NewWrapper();
+
+    String *iname = Getattr(n, "sym:name");
+    String *wname = Swig_name_wrapper(iname);
+    int maxargs;
+    String *dispatch = Swig_overload_dispatch(n, "return %s(fname, fname_len);", &maxargs);
+    String *tmp = NewString("");
+
+    Printv(f->def, "int ", wname, " (char *fname,unsigned long fname_len) {\n", NIL);
+    Wrapper_add_local(f, "argc", "int argc = Rhs;");
+    //Printf(tmp, "octave_value_ref argv[%d]={", maxargs);
+    //for (int j = 0; j < maxargs; ++j)
+      //Printf(tmp, "%soctave_value_ref(args,%d)", j ? "," : " ", j);
+    //Printf(tmp, "}");
+    //Wrapper_add_local(f, "argv", tmp);
+    Printv(f->code, dispatch, "\n", NIL);
+    Printf(f->code, "error(\"No matching function for overload\");\n", iname);
+    Printf(f->code, "return 0;\n");
+    Printv(f->code, "}\n", NIL);
+
+    Wrapper_print(f, f_wrappers);
+    Delete(tmp);
+    DelWrapper(f);
+    Delete(dispatch);
+    Delete(wname);
+  }
+ 
   /* -----------------------------------------------------------------------
    * variableWrapper()
    * ----------------------------------------------------------------------- */