Examples/test-suite/namespace_typemap.i

// This tests SWIG's handling of typemaps and namespaces
%module namespace_typemap

%{
#include <string.h>
namespace test {
   /* A minimalistic string class */
   class string_class {
      char *data;
   public:
      string_class() {
	data = 0;
      }
      string_class(const char *s) {
        data = new char[strlen(s)+1];
	strcpy(data,s);
      }
     ~string_class() {
        delete [] data;
      }
      char *c_str() {
        return data;
      }
   };

   /* A minimalistic test_complex class */
   class test_complex {
      double re;
      double im;
   public:
      test_complex(double r = 0, double i = 0) {
	re = r;
	im = i;
      }
      double real() {
        return re;
      }
      double imag() {
        return im;
      }
   };
}
 %}

/* SWIG interface tests */

#ifdef SWIGPYTHON
%typemap(in) test::test_complex * {
    if (PyComplex_Check($input)) {
	$1 = new test_complex(PyComplex_RealAsDouble($input),
			 PyComplex_ImagAsDouble($input));
    } else {
	PyErr_SetString(PyExc_TypeError,"Expected test_complex.\n");
	SWIG_fail;
    }
}
%typemap(freearg) test::test_complex * {
    delete $1;
}
#endif
#ifdef SWIGOCTAVE
%typemap(in) test::test_complex * {
    if ($input.is_complex_scalar()) {
	$1 = new test_complex($input.complex_value().real(),
			      $input.complex_value().imag());
    } else {
	error("Expected test_complex.");
    }
}
%typemap(freearg) test::test_complex * {
    delete $1;
}
#endif
#ifdef SWIGGO
%typemap(gotype) test::test_complex * "complex128"
%typemap(in) test::test_complex * {
    $1 = new test_complex(__real__ $input, __imag__ $input);
}
%typemap(freearg) test::test_complex * {
    delete $1;
}
#endif

namespace test {
    class string_class;
#ifdef SWIGPYTHON
	%typemap(in) string_class * {
	    $1 = new string_class(SWIG_Python_str_AsChar($input));
	}
	%typemap(freearg) string_class * {
	    delete $1;
	}
#endif
#ifdef SWIGOCTAVE
	%typemap(in) string_class * {
	    $1 = new string_class($input.string_value().c_str());
	}
	%typemap(freearg) string_class * {
	    delete $1;
	}
#endif
#ifdef SWIGRUBY
	%typemap(in) string_class * {
	    $1 = new string_class(StringValuePtr($input));
	}
	%typemap(freearg) string_class * {
	    delete $1;
	}
#endif
#ifdef SWIGGO
	%typemap(gotype) string_class * "string"
	%typemap(in) string_class * {
	    char* buf = new char[$input.n + 1];
	    memcpy(buf, $input.p, $input.n);
	    buf[$input.n] = '\0';
	    $1 = new string_class(buf);
	    delete[] buf;
	}
	%typemap(freearg) string_class * {
	    delete $1;
	}
#endif
}

%inline %{
    namespace test {
	class string_class;
	class test_complex;

	/* Functions in the namespace itself */
	char *stest1(string_class *s) {
	    return s->c_str();
	}
	double ctest1(test_complex *c) {
	    return c->real();
	}
    }

    namespace test2 {
	using test::string_class;
	using test::test_complex;

	/* Functions in another namespace */
	char *stest2(string_class *s) {
	    return s->c_str();
	}
	double ctest2(test_complex *c) {
	    return c->real();
	}
    }

    namespace test3 {
	using namespace test;

	char *stest3(string_class *s) {
	    return s->c_str();
	}
	double ctest3(test_complex *c) {
	    return c->real();
	}
    }
    
    namespace test4 {
	using namespace test2;

	char *stest4(string_class *s) {
	    return s->c_str();
	}
	double ctest4(test_complex *c) {
	    return c->real();
	}
    }

    namespace test5 {
	using namespace test3;

	char *stest5(string_class *s) {
	    return s->c_str();
	}
	double ctest5(test_complex *c) {
	    return c->real();
	}
    }

    char *stest6(test::string_class *s) {
	return s->c_str();
    }
    double ctest6(test::test_complex *c) {
	return c->real();
    }

    char *stest7(test2::string_class *s) {
	return s->c_str();
    }
    double ctest7(test2::test_complex *c) {
	return c->real();
    }

    char *stest8(test3::string_class *s) {
	return s->c_str();
    }
    double ctest8(test3::test_complex *c) {
	return c->real();
    }

    char *stest9(test4::string_class *s) {
	return s->c_str();
    }
    double ctest9(test4::test_complex *c) {
	return c->real();
    }

    char *stest10(test5::string_class *s) {
	return s->c_str();
    }
    double ctest10(test5::test_complex *c) {
	return c->real();
    }

    namespace test11 = test;
    
    char *stest11(test11::string_class *s) {
	return s->c_str();
    }
    double ctest11(test11::test_complex *c) {
	return c->real();
    }

    using namespace test2;
    using test::test_complex;

    char *stest12(string_class *s) {
	return s->c_str();
    }
    double ctest12(test_complex *c) {
	return c->real();
    }
%}

namespace Split {
#ifdef SWIGPYTHON
    %typemap(in) PosInteger {
	$1 = PyInt_AsLong($input);
	if ($1 < 0) {
	    PyErr_SetString(PyExc_ValueError,"domain error\n");
	    SWIG_fail;
	}
    }	
#endif
#ifdef SWIGOCTAVE
    %typemap(in) PosInteger {
	$1 = $input.long_value();
	if ($1 < 0) {
	  error("domain error");
	}
    }	
#endif
#ifdef SWIGRUBY
    %typemap(in) PosInteger {
	$1 = NUM2INT($input);
	if ($1 < 0) {
	    rb_raise(rb_eRangeError, "domain error");
	}
    }	
#endif
#ifdef SWIGGO
    %typemap(in) PosInteger {
	$1 = $input;
	if ($1 < 0) {
	    _swig_gopanic("domain error");
	}
    }
#endif
}
    
%inline %{
    namespace Split {
	typedef int PosInteger;
	PosInteger ttest1(PosInteger x) {
	    return x;
	}
    }
%}