.description = "grab the audio stream",
.synopsis = "-- grab [grab_options]",
.help =
+
"grab ('splice') the audio stream at any position in the filter \n"
-"chain and send that data back to the client. \n"
-"Available options:\n\n"
-GRAB_HELP_TXT
+"chain and send that data back to the client. Try\n"
+"\t para_audioc -- grab -h\n"
+"for the list of available options.\n"
},
+
{
.name = "help",
.handler = com_help,
{
struct grab_client *gc;
struct filter_node *fn;
- int err;
+ int i, err;
+ char *msg;
PARA_INFO_LOG("argc: %d, argv[0]: %s, optind: %d\n", argc, argv[0], optind);
gc = grab_client_new(fd, argc, argv, &err);
activate_grab_client(gc, fn);
return 1;
err_out:
- if (err != -E_GC_HELP_GIVEN)
- return err;
- err = client_write(fd, "Usage: para_audioc [audioc_options] -- "
- "grab [grab_options]\nAvailable options:\n");
- if (err < 0)
+ if (err != -E_GC_HELP_GIVEN && err != -E_GC_VERSION_GIVEN)
return err;
- err = client_write(fd, GRAB_HELP_TXT);
+ if (err == -E_GC_HELP_GIVEN) {
+ msg = make_message("%s\n\n", grab_client_args_info_usage);
+ for (i = 0; grab_client_args_info_help[i]; i++) {
+ char *tmp = make_message("%s%s\n", msg,
+ grab_client_args_info_help[i]);
+ free(msg);
+ msg = tmp;
+ }
+ } else
+ msg = make_message("%s %s\n",
+ GRAB_CLIENT_CMDLINE_PARSER_PACKAGE,
+ GRAB_CLIENT_CMDLINE_PARSER_VERSION);
+ err = client_write(fd, msg);
+ free(msg);
if (err < 0)
return err;
close(fd);