Initial commit of Octave module.

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@10290 626c5289-ae23-0410-ae9c-e8d60b6d4f22

Examples/octave/funcptr/Makefile

@@ -0,0 +1,21 @@
+TOP        = ../..
+SWIG       = $(TOP)/../preinst-swig
+CXXSRCS    = example.c
+TARGET     = example
+INTERFACE  = example.i
+LIBS       = -lm
+SWIGOPT    = 
+
+all::
+	$(MAKE) -f $(TOP)/Makefile $(SWIGLIB) CXXSRCS='$(CXXSRCS)' SWIG='$(SWIG)' \
+	SWIGOPT='$(SWIGOPT)' TARGET='$(TARGET)' INTERFACE='$(INTERFACE)' octave_cpp
+
+static::
+	$(MAKE) -f $(TOP)/Makefile $(SWIGLIB) CXXSRCS='$(CXXSRCS)' SWIG='$(SWIG)' \
+	SWIGOPT='$(SWIGOPT)' TARGET='myoctave' INTERFACE='$(INTERFACE)' octave_cpp_static
+
+clean::
+	$(MAKE) -f $(TOP)/Makefile octave_clean
+	rm -f $(TARGET).py
+
+check: all

Examples/octave/funcptr/example.c

@@ -0,0 +1,19 @@
+/* File : example.c */
+
+int do_op(int a, int b, int (*op)(int,int)) {
+  return (*op)(a,b);
+}
+
+int add(int a, int b) {
+  return a+b;
+}
+
+int sub(int a, int b) {
+  return a-b;
+}
+
+int mul(int a, int b) {
+  return a*b;
+}
+
+int (*funcvar)(int,int) = add;

Examples/octave/funcptr/example.h

@@ -0,0 +1,9 @@
+/* file: example.h */
+
+extern int do_op(int,int, int (*op)(int,int));
+extern int add(int,int);
+extern int sub(int,int);
+extern int mul(int,int);
+
+extern int (*funcvar)(int,int);
+

Examples/octave/funcptr/example.i

@@ -0,0 +1,16 @@
+/* File : example.i */
+%module example
+%{
+#include "example.h"
+%}
+
+/* Wrap a function taking a pointer to a function */
+extern int  do_op(int a, int b, int (*op)(int, int));
+
+/* Now install a bunch of "ops" as constants */
+%constant int (*ADD)(int,int) = add;
+%constant int (*SUB)(int,int) = sub;
+%constant int (*MUL)(int,int) = mul;
+
+extern int (*funcvar)(int,int);
+

Examples/octave/funcptr/runme.m

@@ -0,0 +1,21 @@
+# file: runme.m
+
+example
+
+a = 37
+b = 42
+
+# Now call our C function with a bunch of callbacks
+
+printf("Trying some C callback functions\n");
+printf("    a        = %i\n", a);
+printf("    b        = %i\n", b);
+printf("    ADD(a,b) = %i\n", example.do_op(a,b,example.ADD));
+printf("    SUB(a,b) = %i\n", example.do_op(a,b,example.SUB));
+printf("    MUL(a,b) = %i\n", example.do_op(a,b,example.MUL));
+
+printf("Here is what the C callback function objects look like in Octave\n");
+example.ADD
+example.SUB
+example.MUL
+