UCVL Software Automation
77 lines
1.8 KiB
C
77 lines
1.8 KiB
C
/*
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============================================================================
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Name : task-fd.c
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Author : Heiher <r@hev.cc>
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Copyright : Copyright (c) 2018 - 2025 everyone.
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Description : Task FD Test
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============================================================================
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*/
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#include <errno.h>
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#include <unistd.h>
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#include <stddef.h>
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#include <assert.h>
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#include <hev-task.h>
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#include <hev-task-system.h>
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#include <hev-task-io.h>
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#include <hev-task-io-socket.h>
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static int fds[2];
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static void
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task1_entry (void *data)
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{
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HevTask *task = hev_task_self ();
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int val, count = 0;
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assert (hev_task_add_fd (task, fds[0], POLLOUT) == 0);
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assert (hev_task_mod_fd (task, fds[0], POLLIN) == 0);
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retry:
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if (read (fds[0], &val, sizeof (val)) == -1 && errno == EAGAIN) {
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hev_task_yield (HEV_TASK_WAITIO);
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assert (count++ == 0);
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goto retry;
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}
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assert (hev_task_del_fd (task, fds[0]) == 0);
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}
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static void
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task2_entry (void *data)
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{
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HevTask *task = hev_task_self ();
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int val;
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assert (hev_task_sleep (50) == 0);
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assert (hev_task_add_fd (task, fds[1], POLLOUT) == 0);
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assert (hev_task_io_write (fds[1], &val, sizeof (val), NULL, NULL) > 0);
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assert (hev_task_del_fd (task, fds[1]) == 0);
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}
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int
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main (int argc, char *argv[])
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{
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HevTask *task;
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assert (hev_task_system_init () == 0);
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assert (hev_task_io_socket_socketpair (PF_LOCAL, SOCK_STREAM, 0, fds) == 0);
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task = hev_task_new (-1);
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assert (task);
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hev_task_run (task, task1_entry, NULL);
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task = hev_task_new (-1);
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assert (task);
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hev_task_run (task, task2_entry, NULL);
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hev_task_system_run ();
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close (fds[0]);
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close (fds[1]);
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hev_task_system_fini ();
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return 0;
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}
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