1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
|
// Copyright 2013 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// +build darwin freebsd linux netbsd openbsd
#include <pthread.h>
#include "_cgo_export.h"
static void*
addThread(void *p)
{
int i, max;
max = *(int*)p;
for(i=0; i<max; i++)
Add(i);
return 0;
}
void
doAdd(int max, int nthread)
{
enum { MaxThread = 20 };
int i;
pthread_t thread_id[MaxThread];
if(nthread > MaxThread)
nthread = MaxThread;
for(i=0; i<nthread; i++)
pthread_create(&thread_id[i], 0, addThread, &max);
for(i=0; i<nthread; i++)
pthread_join(thread_id[i], 0);
}
|
