The great merge

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@4141 626c5289-ae23-0410-ae9c-e8d60b6d4f22

SWIG/Examples/tcl/multimap/example.i

@@ -0,0 +1,68 @@
+/* File : example.i */
+%module example
+%include exception.i
+
+extern int    gcd(int x, int y);
+
+%typemap(tcl8,in) (int argc, char *argv[]) {
+  Tcl_Obj **listobjv = 0;
+  int i;
+  if (Tcl_ListObjGetElements(interp,$input, &$1, &listobjv) == TCL_ERROR) {
+    SWIG_exception(SWIG_ValueError,"Expected a list");
+    return TCL_ERROR;
+  }
+  $2 = (char **) malloc(($1+1)*sizeof(char *));
+  for (i = 0; i < $1; i++) {
+    $2[i] = Tcl_GetStringFromObj(listobjv[i],0);
+  }
+  $2[i] = 0;
+}
+
+%typemap(tcl8,freearg) char *argv[] {
+  if ($1) {
+    free($1);
+  }
+}
+
+extern int gcdmain(int argc, char *argv[]);
+
+%typemap(tcl8,in) (char *bytes, int len) {
+  $1 = Tcl_GetStringFromObj($input,&$2);
+}
+
+extern int count(char *bytes, int len, char c);
+
+
+/* This example shows how to wrap a function that mutates a string */
+
+%typemap(tcl8,in) (char *str, int len) {
+  char *temp;
+  temp = Tcl_GetStringFromObj($input,&$2);
+  $1 = (char *) malloc($2+1);
+  memmove($1,temp,$2);
+}
+
+/* Return the mutated string as a new object.   */
+
+%typemap(tcl8,argout) (char *str, int len) {
+ Tcl_Obj *o;
+ o = Tcl_NewStringObj($1,$2);
+ Tcl_ListObjAppendElement(interp,$result,o);
+ free($1);
+}   
+
+extern void capitalize(char *str, int len);
+
+
+/* A multi-valued constraint.  Force two arguments to lie
+   inside the unit circle */
+
+%typemap(check) (double cx, double cy) {
+   double a = $1*$1 + $2*$2;
+   if (a > 1.0) {
+	SWIG_exception(SWIG_ValueError,"$1_name and $2_name must be in unit circle");
+        return TCL_ERROR;
+   }
+}
+
+extern void circle(double cx, double cy);