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