Initial commit

winx64/bin/swig-3.0.12/Examples/octave/contract/Makefile

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+SRCS = example.c
+
+include $(SRCDIR)../example.mk

winx64/bin/swig-3.0.12/Examples/octave/contract/example.c

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+/* File : example.c */
+
+/* A global variable */
+double Foo = 3.0;
+
+/* Compute the greatest common divisor of positive integers */
+int gcd(int x, int y) {
+  int g;
+  g = y;
+  while (x > 0) {
+    g = x;
+    x = y % x;
+    y = g;
+  }
+  return g;
+}
+
+int fact(int n) {
+  if (n <= 0) return 1;
+  return n*fact(n-1);
+}

winx64/bin/swig-3.0.12/Examples/octave/contract/example.i

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+/* File : example.i */
+%module swigexample
+
+%feature("autodoc", 1);
+
+%contract gcd(int x, int y) {
+require:
+	x >= 0;
+	y >= 0;
+}
+
+%contract fact(int n) {
+require:
+	n >= 0;
+ensure:
+	fact >= 1;
+}
+
+%inline %{
+extern int    gcd(int x, int y);
+extern int    fact(int n);
+extern double Foo;
+%}

winx64/bin/swig-3.0.12/Examples/octave/contract/runme.m

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+# do not dump Octave core
+if exist("crash_dumps_octave_core", "builtin")
+  crash_dumps_octave_core(0);
+endif
+
+swigexample
+
+# Call our gcd() function
+
+x = 42;
+y = 105;
+g = swigexample.gcd(x,y);
+printf("The gcd of %d and %d is %d\n",x,y,g);
+
+# Manipulate the Foo global variable
+
+# Output its current value
+printf("Foo = %f\n", swigexample.cvar.Foo);
+
+# Change its value
+swigexample.cvar.Foo = 3.1415926;
+
+# See if the change took effect
+printf("Foo = %f\n", swigexample.cvar.Foo);