X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=client.c;h=003c1e609f8ce1e606fecd9ad3b7092e76987936;hp=438707d7328696f5d6285d8a3cb9dae6cd23eaec;hb=1583369f6defebc7f44249b9ce4cc01f717db3b9;hpb=c73d23911d78ed10179c12ef8f79a3fcf3bbcdaf diff --git a/client.c b/client.c index 438707d7..003c1e60 100644 --- a/client.c +++ b/client.c @@ -1,5 +1,5 @@ /* - * Copyright (C) 1997-2007 Andre Noll + * Copyright (C) 1997-2009 Andre Noll * * Licensed under the GPL v2. For licencing details see COPYING. */ @@ -18,44 +18,51 @@ INIT_CLIENT_ERRLISTS; -static struct private_client_data *pcd; +static struct client_task *ct; static struct stdin_task sit; static struct stdout_task sot; - -INIT_STDERR_LOGGING(pcd->conf.loglevel_arg); - -static void client_event_handler(struct task *t) +static void supervisor_post_select(__a_unused struct sched *s, struct task *t) { - struct private_client_data *p = t->private_data; - - PARA_NOTICE_LOG("%s\n", para_strerror(-t->ret)); - if (t->ret != -E_HANDSHAKE_COMPLETE) { - unregister_task(t); - p->error = t->ret; + if (ct->task.error < 0) { + t->error = ct->task.error; return; } - if (p->status == CL_SENDING) { + if (ct->status == CL_SENDING) { stdin_set_defaults(&sit); sit.buf = para_malloc(sit.bufsize), register_task(&sit.task); - p->inbuf = sit.buf; - p->in_loaded = &sit.loaded; - p->in_error = &sit.error; + ct->inbuf = sit.buf; + ct->in_loaded = &sit.loaded; + ct->in_error = &sit.task.error; + t->error = -E_TASK_STARTED; + return; + } + if (ct->status == CL_RECEIVING) { + stdout_set_defaults(&sot); + sot.bufp = &ct->buf; + sot.loaded = &ct->loaded; + sot.input_error = &ct->task.error; + register_task(&sot.task); + t->error = -E_TASK_STARTED; return; } - stdout_set_defaults(&sot); - sot.buf = p->buf; - sot.loaded = &p->loaded; - sot.input_error = &p->error; - register_task(&sot.task); } +static struct task svt = { + .post_select = supervisor_post_select, + .status = "supervisor task" +}; + +static int client_loglevel; /* loglevel */ +INIT_STDERR_LOGGING(client_loglevel); + + /** - * the client program to connect to para_server + * The client program to connect to para_server. * - * \param argc usual argument count - * \param argv usual argument vector + * \param argc Usual argument count. + * \param argv Usual argument vector. * * It registers two tasks: The client task that communicates with para_server * and the standard out task that writes any output produced by the client task @@ -69,17 +76,17 @@ int main(int argc, char *argv[]) { int ret; - struct sched s; + static struct sched s; s.default_timeout.tv_sec = 1; s.default_timeout.tv_usec = 0; - ret = client_open(argc, argv, &pcd); - if (ret < 0) /* can not use PARA_LOG here */ + ret = client_open(argc, argv, &ct, &client_loglevel); + if (ret < 0) /* can not use PARA_LOG here because ct is NULL */ exit(EXIT_FAILURE); - pcd->task.event_handler = client_event_handler; + register_task(&svt); ret = schedule(&s); if (ret < 0) PARA_ERROR_LOG("%s\n", para_strerror(-ret)); - client_close(pcd); + client_close(ct); return ret >= 0? EXIT_SUCCESS: EXIT_FAILURE; }