mirror of
https://github.com/chai2010/advanced-go-programming-book.git
synced 2025-05-24 04:22:22 +00:00
35 lines
656 B
Go
35 lines
656 B
Go
// Copyright © 2018 ChaiShushan <chaishushan{AT}gmail.com>.
|
|
// License: https://creativecommons.org/licenses/by-nc-sa/4.0/
|
|
|
|
package main
|
|
|
|
/*
|
|
#include <stdlib.h>
|
|
|
|
static int compare(const void* a, const void* b) {
|
|
const int* pa = (int*)a;
|
|
const int* pb = (int*)b;
|
|
return *pa - *pb;
|
|
}
|
|
|
|
static void qsort_proxy(int* values, size_t len, size_t elemsize) {
|
|
qsort(values, len, sizeof(values[0]), compare);
|
|
}
|
|
*/
|
|
import "C"
|
|
|
|
import "unsafe"
|
|
import "fmt"
|
|
|
|
func main() {
|
|
values := []int32{42, 9, 101, 95, 27, 25}
|
|
|
|
C.qsort_proxy(
|
|
(*C.int)(unsafe.Pointer(&values[0])),
|
|
C.size_t(len(values)),
|
|
C.size_t(unsafe.Sizeof(values[0])),
|
|
)
|
|
|
|
fmt.Println(values)
|
|
}
|