acl/lib_fiber/samples/fiber_local/main.c
2018-04-24 14:29:35 +08:00

106 lines
2.2 KiB
C

#include "lib_acl.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "fiber/lib_fiber.h"
static int __max_fiber = 10;
static __thread int __left_fiber = 10;
static __thread int __local_key;
static void free_fn(void *ctx)
{
printf("thread-%ld, fiber-%d: free buf\r\n",
(long) acl_pthread_self(), acl_fiber_self());
acl_myfree(ctx);
}
static void fiber_main(ACL_FIBER *fiber acl_unused, void *ctx acl_unused)
{
char *buf = (char *) acl_fiber_get_specific(__local_key);
if (buf == NULL) {
buf = acl_mystrdup("hello world!");
acl_assert(acl_fiber_set_specific(&__local_key, buf, free_fn) > 0);
printf("fiber-%d: set local ok\r\n", acl_fiber_self());
}
buf = (char *) acl_fiber_get_specific(__local_key);
if (buf == NULL) {
printf("acl_fiber_get_specific NULL, __local_key: %d\r\n",
__local_key);
exit (1);
}
printf("thread-%ld, fiber-%d: __local_key: %d, buf: %s\r\n",
(long) acl_pthread_self(), acl_fiber_self(), __local_key, buf);
return;
if (--__left_fiber == 0) {
printf("---- acl_fiber_schedule_stop now ----\r\n");
acl_fiber_schedule_stop();
}
}
static void *thread_main(void *ctx acl_unused)
{
int i;
__left_fiber = __max_fiber;
for (i = 0; i < __max_fiber; i++)
acl_fiber_create(fiber_main, NULL, 64000);
acl_fiber_schedule();
printf("thread: %lu\r\n", (unsigned long) acl_pthread_self());
return NULL;
}
static void usage(const char *procname)
{
printf("usage: %s -h [help]\r\n"
" -c max_fiber\r\n"
" -t max_threads\r\n", procname);
}
int main(int argc, char *argv[])
{
int ch, i, nthreads = 2;
acl_pthread_attr_t attr;
acl_pthread_t *tids;
while ((ch = getopt(argc, argv, "hc:t:")) > 0) {
switch (ch) {
case 'h':
usage(argv[0]);
return 0;
case 'c':
__max_fiber = atoi(optarg);
break;
case 't':
nthreads = atoi(optarg);
if (nthreads <= 0)
nthreads = 1;
break;
default:
break;
}
}
acl_pthread_attr_init(&attr);
tids = (acl_pthread_t *) acl_mycalloc(nthreads, sizeof(acl_pthread_t));
for (i = 0; i < nthreads; i++)
acl_pthread_create(&tids[i], &attr, thread_main, NULL);
for (i = 0; i < nthreads; i++)
acl_pthread_join(tids[i], NULL);
acl_myfree(tids);
return 0;
}