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/* $Id$ */
/***
This file is part of polypaudio.
polypaudio is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published
by the Free Software Foundation; either version 2 of the License,
or (at your option) any later version.
polypaudio 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 Lesser General Public License
along with polypaudio; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
USA.
***/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <string.h>
#include <assert.h>
#include <stdlib.h>
#include <stdio.h>
#include <getopt.h>
#include <sys/stat.h>
#include "cmdline.h"
#include "util.h"
#include "strbuf.h"
#include "xmalloc.h"
enum {
ARG_HELP = 256,
ARG_VERSION,
ARG_DUMP_CONF,
ARG_DUMP_MODULES,
ARG_DAEMONIZE,
ARG_FAIL,
ARG_VERBOSE,
ARG_HIGH_PRIORITY,
ARG_DISALLOW_MODULE_LOADING,
ARG_EXIT_IDLE_TIME,
ARG_MODULE_IDLE_TIME,
ARG_SCACHE_IDLE_TIME,
ARG_LOG_TARGET,
ARG_LOAD,
ARG_FILE,
ARG_DL_SEARCH_PATH,
ARG_RESAMPLE_METHOD,
ARG_KILL,
ARG_USE_PID_FILE,
ARG_CHECK
};
static struct option long_options[] = {
{"help", 0, 0, ARG_HELP},
{"version", 0, 0, ARG_VERSION},
{"dump-conf", 0, 0, ARG_DUMP_CONF},
{"dump-modules", 0, 0, ARG_DUMP_MODULES},
{"daemonize", 2, 0, ARG_DAEMONIZE},
{"fail", 2, 0, ARG_FAIL},
{"verbose", 2, 0, ARG_VERBOSE},
{"high-priority", 2, 0, ARG_HIGH_PRIORITY},
{"disallow-module-loading", 2, 0, ARG_DISALLOW_MODULE_LOADING},
{"exit-idle-time", 2, 0, ARG_EXIT_IDLE_TIME},
{"module-idle-time", 2, 0, ARG_MODULE_IDLE_TIME},
{"scache-idle-time", 2, 0, ARG_SCACHE_IDLE_TIME},
{"log-target", 1, 0, ARG_LOG_TARGET},
{"load", 1, 0, ARG_LOAD},
{"file", 1, 0, ARG_FILE},
{"dl-search-path", 1, 0, ARG_DL_SEARCH_PATH},
{"resample-method", 1, 0, ARG_RESAMPLE_METHOD},
{"kill", 0, 0, ARG_KILL},
{"use-pid-file", 2, 0, ARG_USE_PID_FILE},
{"check", 0, 0, ARG_CHECK},
{NULL, 0, 0, 0}
};
void pa_cmdline_help(const char *argv0) {
const char *e;
if ((e = strrchr(argv0, '/')))
e++;
else
e = argv0;
printf("%s [options]\n\n"
"COMMANDS:\n"
" -h, --help Show this help\n"
" --version Show version\n"
" --dump-conf Dump default configuration\n"
" --dump-modules Dump list of available modules\n"
" -k --kill Kill a running daemon\n"
" --check Check for a running daemon\n\n"
"OPTIONS:\n"
" -D, --daemonize[=BOOL] Daemonize after startup\n"
" --fail[=BOOL] Quit when startup fails\n"
" --verbose[=BOOL] Be slightly more verbose\n"
" --high-priority[=BOOL] Try to set high process priority\n"
" (only available as root)\n"
" --disallow-module-loading[=BOOL] Disallow module loading after startup\n"
" --exit-idle-time=SECS Terminate the daemon when idle and this\n"
" time passed\n"
" --module-idle-time=SECS Unload autoloaded modules when idle and\n"
" this time passed\n"
" --scache-idle-time=SECS Unload autoloaded samples when idle and\n"
" this time passed\n"
" --log-target={auto,syslog,stderr} Specify the log target\n"
" -p, --dl-search-path=PATH Set the search path for dynamic shared\n"
" objects (plugins)\n"
" --resample-method=[METHOD] Use the specified resampling method\n"
" (one of src-sinc-medium-quality,\n"
" src-sinc-best-quality,src-sinc-fastest\n"
" src-zero-order-hold,src-linear,trivial)\n"
" --use-pid-file[=BOOL] Create a PID file\n\n"
"STARTUP SCRIPT:\n"
" -L, --load=\"MODULE ARGUMENTS\" Load the specified plugin module with\n"
" the specified argument\n"
" -F, --file=FILENAME Run the specified script\n"
" -C Open a command line on the running TTY\n"
" after startup\n\n"
" -n Don't load default script file\n", e);
}
int pa_cmdline_parse(struct pa_daemon_conf *conf, int argc, char *const argv [], int *d) {
struct pa_strbuf *buf = NULL;
int c;
assert(conf && argc && argv);
buf = pa_strbuf_new();
if (conf->script_commands)
pa_strbuf_puts(buf, conf->script_commands);
while ((c = getopt_long(argc, argv, "L:F:ChDnp:k", long_options, NULL)) != -1) {
switch (c) {
case ARG_HELP:
case 'h':
conf->cmd = PA_CMD_HELP;
break;
case ARG_VERSION:
conf->cmd = PA_CMD_VERSION;
break;
case ARG_DUMP_CONF:
conf->cmd = PA_CMD_DUMP_CONF;
break;
case ARG_DUMP_MODULES:
conf->cmd = PA_CMD_DUMP_MODULES;
break;
case 'k':
case ARG_KILL:
conf->cmd = PA_CMD_KILL;
break;
case ARG_CHECK:
conf->cmd = PA_CMD_CHECK;
break;
case ARG_LOAD:
case 'L':
pa_strbuf_printf(buf, "load-module %s\n", optarg);
break;
case ARG_FILE:
case 'F':
pa_strbuf_printf(buf, ".include %s\n", optarg);
break;
case 'C':
pa_strbuf_puts(buf, "load-module module-cli\n");
break;
case ARG_DAEMONIZE:
case 'D':
if ((conf->daemonize = optarg ? pa_parse_boolean(optarg) : 1) < 0) {
pa_log(__FILE__": --daemonize expects boolean argument\n");
goto fail;
}
break;
case ARG_FAIL:
if ((conf->fail = optarg ? pa_parse_boolean(optarg) : 1) < 0) {
pa_log(__FILE__": --fail expects boolean argument\n");
goto fail;
}
break;
case ARG_VERBOSE:
if ((conf->verbose = optarg ? pa_parse_boolean(optarg) : 1) < 0) {
pa_log(__FILE__": --verbose expects boolean argument\n");
goto fail;
}
break;
case ARG_HIGH_PRIORITY:
if ((conf->high_priority = optarg ? pa_parse_boolean(optarg) : 1) < 0) {
pa_log(__FILE__": --high-priority expects boolean argument\n");
goto fail;
}
break;
case ARG_DISALLOW_MODULE_LOADING:
if ((conf->disallow_module_loading = optarg ? pa_parse_boolean(optarg) : 1) < 0) {
pa_log(__FILE__": --disallow-module-loading expects boolean argument\n");
goto fail;
}
break;
case ARG_USE_PID_FILE:
if ((conf->use_pid_file = optarg ? pa_parse_boolean(optarg) : 1) < 0) {
pa_log(__FILE__": --use-pid-file expects boolean argument\n");
goto fail;
}
break;
case 'p':
case ARG_DL_SEARCH_PATH:
pa_xfree(conf->dl_search_path);
conf->dl_search_path = *optarg ? pa_xstrdup(optarg) : NULL;
break;
case 'n':
pa_xfree(conf->default_script_file);
conf->default_script_file = NULL;
break;
case ARG_LOG_TARGET:
if (pa_daemon_conf_set_log_target(conf, optarg) < 0) {
pa_log(__FILE__": Invalid log target: use either 'syslog', 'stderr' or 'auto'.\n");
goto fail;
}
break;
case ARG_EXIT_IDLE_TIME:
conf->exit_idle_time = atoi(optarg);
break;
case ARG_MODULE_IDLE_TIME:
conf->module_idle_time = atoi(optarg);
break;
case ARG_SCACHE_IDLE_TIME:
conf->scache_idle_time = atoi(optarg);
break;
case ARG_RESAMPLE_METHOD:
if (pa_daemon_conf_set_resample_method(conf, optarg) < 0) {
pa_log(__FILE__": Invalid resample method '%s'.\n", optarg);
goto fail;
}
break;
default:
goto fail;
}
}
pa_xfree(conf->script_commands);
conf->script_commands = pa_strbuf_tostring_free(buf);
if (!conf->script_commands) {
pa_xfree(conf->script_commands);
conf->script_commands = NULL;
}
*d = optind;
return 0;
fail:
if (buf)
pa_strbuf_free(buf);
return -1;
}
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