-/*
- * Copyright (C) 2005-2009 Andre Noll <maan@systemlinux.org>
- *
- * Licensed under the GPL v2. For licencing details see COPYING.
- */
+/* Copyright (C) 2005 Andre Noll <maan@tuebingen.mpg.de>, see file COPYING. */
/** \file recv.c the stand-alone audio stream receiver */
#include <regex.h>
#include <sys/types.h>
-#include <dirent.h>
+#include <lopsub.h>
+#include "recv_cmd.lsg.h"
+#include "recv.lsg.h"
#include "para.h"
#include "list.h"
#include "sched.h"
-#include "ggo.h"
+#include "buffer_tree.h"
#include "recv.h"
-#include "recv.cmdline.h"
#include "fd.h"
#include "string.h"
#include "error.h"
#include "stdout.h"
+#include "version.h"
+
+/** Array of error strings. */
+DEFINE_PARA_ERRLIST;
-/** The gengetopt args info struct. */
-static struct recv_args_info conf;
+#define CMD_PTR (lls_cmd(0, recv_suite))
+#define OPT_RESULT(_name, _lpr) \
+ (lls_opt_result(LSG_RECV_PARA_RECV_OPT_ ## _name, lpr))
+#define OPT_GIVEN(_name, _lpr) (lls_opt_given(OPT_RESULT(_name, _lpr)))
+#define OPT_UINT32_VAL(_name, _lpr) (lls_uint32_val(0, OPT_RESULT(_name, _lpr)))
+#define OPT_STRING_VAL(_name, _lpr) (lls_string_val(0, OPT_RESULT(_name, _lpr)))
static int loglevel;
/** Always log to stderr. */
INIT_STDERR_LOGGING(loglevel);
-/** init array of error codes used by para_recv */
-INIT_RECV_ERRLISTS;
-
-__noreturn static void print_help_and_die(void)
+static void handle_help_flag(struct lls_parse_result *lpr)
{
- int d = conf.detailed_help_given;
- const char **p = d? recv_args_info_detailed_help
- : recv_args_info_help;
-
- printf_or_die("%s\n\n", RECV_CMDLINE_PARSER_PACKAGE "-"
- RECV_CMDLINE_PARSER_VERSION);
- printf_or_die("%s\n\n", recv_args_info_usage);
- for (; *p; p++)
- printf_or_die("%s\n", *p);
- print_receiver_helps(d);
- exit(0);
-}
+ char *help;
-static void *parse_config(int argc, char *argv[], int *receiver_num)
-{
- if (recv_cmdline_parser(argc, argv, &conf))
- return NULL;
- HANDLE_VERSION_FLAG("recv", conf);
- if (conf.help_given || conf.detailed_help_given)
- print_help_and_die();
- loglevel = get_loglevel_by_name(conf.loglevel_arg);
- return check_receiver_arg(conf.receiver_arg, receiver_num);
+ if (OPT_GIVEN(DETAILED_HELP, lpr))
+ help = lls_long_help(CMD_PTR);
+ else if (OPT_GIVEN(HELP, lpr))
+ help = lls_short_help(CMD_PTR);
+ else
+ return;
+ printf("%s\n", help);
+ free(help);
+ print_receiver_helps(OPT_GIVEN(DETAILED_HELP, lpr));
+ exit(EXIT_SUCCESS);
}
/**
- * the main function of para_recv
+ * The main function of para_recv.
*
* \param argc number of arguments
* \param argv vector of arguments
*/
int main(int argc, char *argv[])
{
- int ret, r_opened = 0, receiver_num;
- struct receiver *r = NULL;
+ int ret;
+ const struct receiver *r = NULL;
struct receiver_node rn;
- struct stdout_task sot;
+ struct stdout_task sot = {.btrn = NULL};
static struct sched s;
+ struct task_info ti;
+ const struct lls_command *cmd;
+ struct lls_parse_result *lpr; /* command line */
+ struct lls_parse_result *receiver_lpr; /* receiver specific options */
+ char *errctx;
- s.default_timeout.tv_sec = 1;
- s.default_timeout.tv_usec = 0;
-
- memset(&sot, 0, sizeof(struct stdout_task));
- memset(&rn, 0, sizeof(struct receiver_node));
- recv_init();
- ret = -E_RECV_SYNTAX;
- rn.conf = parse_config(argc, argv, &receiver_num);
- if (!rn.conf) {
- PARA_EMERG_LOG("parse failed\n");
+ ret = lls(lls_parse(argc, argv, CMD_PTR, &lpr, &errctx));
+ if (ret < 0)
goto out;
- }
- r = &receivers[receiver_num];
+ loglevel = OPT_UINT32_VAL(LOGLEVEL, lpr);
+ version_handle_flag("recv", OPT_GIVEN(VERSION, lpr));
+ handle_help_flag(lpr);
+ recv_init();
+ memset(&rn, 0, sizeof(struct receiver_node));
+ ret = check_receiver_arg(OPT_STRING_VAL(RECEIVER, lpr), &receiver_lpr);
+ if (ret < 0)
+ goto free_lpr;
+ cmd = lls_cmd(ret, recv_cmd_suite);
+ r = lls_user_data(cmd);
rn.receiver = r;
+ rn.lpr = receiver_lpr;
+ rn.btrn = btr_new_node(&(struct btr_node_description)
+ EMBRACE(.name = lls_command_name(cmd)));
ret = r->open(&rn);
if (ret < 0)
- goto out;
- r_opened = 1;
+ goto remove_btrn;
+ sot.btrn = btr_new_node(&(struct btr_node_description)
+ EMBRACE(.parent = rn.btrn, .name = "stdout"));
+ stdout_task_register(&sot, &s);
- stdout_set_defaults(&sot);
- sot.bufp = &rn.buf;
- sot.loaded = &rn.loaded;
- sot.input_error = &rn.task.error;
- register_task(&sot.task);
-
- rn.task.pre_select = r->pre_select;
- rn.task.post_select = r->post_select;
- sprintf(rn.task.status, "receiver node");
- register_task(&rn.task);
+ ti.name = lls_command_name(cmd);
+ ti.pre_select = r->pre_select;
+ ti.post_select = r->post_select;
+ ti.context = &rn;
+ rn.task = task_register(&ti, &s);
+ s.default_timeout.tv_sec = 1;
+ s.default_timeout.tv_usec = 0;
ret = schedule(&s);
+ sched_shutdown(&s);
+ r->close(&rn);
+ btr_remove_node(&sot.btrn);
+remove_btrn:
+ btr_remove_node(&rn.btrn);
+ lls_free_parse_result(receiver_lpr, cmd);
+free_lpr:
+ lls_free_parse_result(lpr, CMD_PTR);
out:
- if (r_opened)
- r->close(&rn);
- if (r)
- r->shutdown();
- if (ret < 0)
+ if (ret < 0) {
+ if (errctx)
+ PARA_ERROR_LOG("%s\n", errctx);
+ free(errctx);
PARA_ERROR_LOG("%s\n", para_strerror(-ret));
+ }
return ret < 0? EXIT_FAILURE : EXIT_SUCCESS;
}