Go语言练习:go语言与C语言的交互——cgo

时间:2023-03-09 03:04:59
Go语言练习:go语言与C语言的交互——cgo

1、代码

 package main

 import "fmt"
/*
#include <stdlib.h>
#include <stdio.h>
void hello()
{
printf("Hello World !\n");
}
*/
import "C" func Hello() {
C.hello();
} func Random() int {
return int(C.random())
} func Seed(i int) {
C.srandom(C.uint(i))
} func main () {
Seed()
fmt.Println("Random:", Random())
Hello()
}

2、运行结果

$ go run cgo.go
Random:
Hello World !