66 lines
1.3 KiB
C
66 lines
1.3 KiB
C
|
|
#include "cmdlib.h"
|
|
#include "threads.h"
|
|
|
|
#ifdef __alpha
|
|
int numthreads = 4;
|
|
pthread_mutex_t *my_mutex;
|
|
#else
|
|
int numthreads = 1;
|
|
#endif
|
|
|
|
void initthreads (void)
|
|
{
|
|
#ifdef __alpha
|
|
pthread_mutexattr_t mattrib;
|
|
|
|
my_mutex = malloc (sizeof(*my_mutex));
|
|
if (pthread_mutexattr_create (&mattrib) == -1)
|
|
error ("pthread_mutex_attr_create failed");
|
|
if (pthread_mutexattr_setkind_np (&mattrib, mutex_fast_np) == -1)
|
|
error ("pthread_mutexattr_setkind_np failed");
|
|
if (pthread_mutex_init (my_mutex, mattrib) == -1)
|
|
error ("pthread_mutex_init failed");
|
|
#endif
|
|
}
|
|
|
|
/*
|
|
===============
|
|
runthreadson
|
|
===============
|
|
*/
|
|
void runthreadson ( threadfunc_t func )
|
|
{
|
|
#ifdef __alpha
|
|
pthread_t work_threads[256];
|
|
pthread_addr_t status;
|
|
pthread_attr_t attrib;
|
|
int i;
|
|
|
|
if (numthreads == 1)
|
|
{
|
|
func (null);
|
|
return;
|
|
}
|
|
|
|
if (pthread_attr_create (&attrib) == -1)
|
|
error ("pthread_attr_create failed");
|
|
if (pthread_attr_setstacksize (&attrib, 0x100000) == -1)
|
|
error ("pthread_attr_setstacksize failed");
|
|
|
|
for (i=0 ; i<numthreads ; i++)
|
|
{
|
|
if (pthread_create(&work_threads[i], attrib
|
|
, (pthread_startroutine_t)func, (pthread_addr_t)i) == -1)
|
|
error ("pthread_create failed");
|
|
}
|
|
|
|
for (i=0 ; i<numthreads ; i++)
|
|
{
|
|
if (pthread_join (work_threads[i], &status) == -1)
|
|
error ("pthread_join failed");
|
|
}
|
|
#else
|
|
func (null);
|
|
#endif
|
|
}
|