Go and C + + link examples

Example of a link to go lang and C + +:

Foo.hpp

Foo.hpp#ifndef _foo_hpp_#define _foo_hpp_template<typename t>t Add (const t& lhs,const T& RHS) {return LHS+RHS;} void display (); #endif//_foo_hpp_

Foo.cpp

Foo.cpp#include "FOO.HPP" #include <iostream>void display () {std::cout<< "This message was from Foo.cpp- Display "<<STD::ENDL;}

Foo_wrap.h

Foo_wrap.h#ifndef _foo_wrap_h_#define _foo_wrap_h_#ifdef __cplusplusextern "C" {#endif//add function Familyint add_ Int_wrap (int lhs,int rhs); float add_float_wrap (float lhs,float rhs);//display some messagevoid display_wrap (); #ifdef __ Cplusplus} #endif #endif//_foo_wrap_h_

Foo_wrap.cpp

Foo_wrap.cpp#include "Foo_wrap.h" #include "foo.hpp"//add function familyint add_int_wrap (int lhs,int rhs) {return add <int> (LHS,RHS);} Float Add_float_wrap (float lhs,float rhs) {return add<float> (LHS,RHS);} Displayvoid Display_wrap () {return display ();}

Foo.go

Foo.gopackage main//#cgo CFLAGS:-i.///#cgo ldflags:-l./libfoo.a-lstdc++//#include "foo_wrap.h" import "C" import " Fmt "Func main () {//test add Family//intvar A, b int32 = 1,2rsi: = C.add_int_wrap (C.int (a), C.int (b)) fmt. Printf ("C.add_int_wrap (%d,%d) =%d\n", A,b,rsi)//floatvar c,d float32 = 1.3,2.5rsf: = C.add_float_wrap (C.float (C), C.float (d)) fmt. Printf ("C.add_int_wrap (%f,%f) =%f\n", C,D,RSF)//displayfmt. PRINTLN ("Message from C:") C.display_wrap ()}

Compile script build.sh:

#!/bin/sh
#build C + + source codeg++-C foo.cppg++-C foo_wrap.cppar RCS libfoo.a foo.o foo_wrap.o#build go source codego build foo . Go./foo

Go and C + + link examples