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workqueue.cpp    122 lines (105 with data), 2.6 kB

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/* Copyright (C) 2014 J.F.Dockes
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the
* Free Software Foundation, Inc.,
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
// Test program for the workqueue module
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <string.h>
#include "safeunistd.h"
#include "workqueue.h"
static char *thisprog;
static char usage [] =
" \n\n"
;
static void
Usage(void)
{
fprintf(stderr, "%s: usage:\n%s", thisprog, usage);
exit(1);
}
static int op_flags;
#define OPT_MOINS 0x1
#define OPT_s 0x2
#define OPT_b 0x4
class Task {
public:
Task()
: m_id(o_id++)
{}
int m_id;
static int o_id;
};
int Task::o_id;
void *worker(void *vtp)
{
fprintf(stderr, "Worker working\n");
WorkQueue<Task> *tqp = (WorkQueue<Task> *)vtp;
Task tsk;
for (;;) {
if (!tqp->take(&tsk)) {
fprintf(stderr, "Worker: take failed\n");
return (void*)0;
}
fprintf(stderr, "WORKER: got task %d\n", tsk.m_id);
if (tsk.m_id > 20) {
tqp->workerExit();
break;
}
}
return (void*)1;
}
int main(int argc, char **argv)
{
int count = 10;
thisprog = argv[0];
argc--; argv++;
while (argc > 0 && **argv == '-') {
(*argv)++;
if (!(**argv))
/* Cas du "adb - core" */
Usage();
while (**argv)
switch (*(*argv)++) {
case 's': op_flags |= OPT_s; break;
case 'b': op_flags |= OPT_b; if (argc < 2) Usage();
if ((sscanf(*(++argv), "%d", &count)) != 1)
Usage();
argc--;
goto b1;
default: Usage(); break;
}
b1: argc--; argv++;
}
if (argc != 0)
Usage();
WorkQueue<Task> wq("testwq", 10);
if (!wq.start(2, &worker, &wq)) {
fprintf(stderr, "Start failed\n");
exit(1);
}
for (;;) {
Task tsk;
fprintf(stderr, "BOSS: put task %d\n", tsk.m_id);
if (!wq.put(tsk)) {
fprintf(stderr, "Boss: put failed\n");
exit(1);
}
if ((tsk.m_id % 10) == 0)
sleep(1);
}
exit(0);
}