不能使用
动态库头文件:myfuns.h
#pragma once
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <stdbool.h>
void fun1();
void fun2(int a);
int func3(void **b);
// others
动态库名:myfuns.so
项目简化结构:
|-project
| |-lib
| | |-myfuns.so
| |-include
| | |-myfuns.h
| |-src
| | |-main.go
| |-pkg
| |-bin
go链接动态库:main.go
package main
/*
#cgo CFLAGS : -I../include
#cgo LDFLAGS: -L../lib -lmyfuns
#include "myfuns.h"
*/
import "C"
import (
"fmt"
)
func main() {
// 调用动态库函数fun1
C.fun1()
// 调用动态库函数fun2
C.fun2(C.int(4))
// 调用动态库函数fun3
var pointer unsafe.Pointer
ret := C.fun3(&pointer)
fmt.Println(int(ret))
}
CFLAGSLDFLAGSimport "C"