pipewire/src/daemon/pipewire.c
Wim Taymans 2379e83283 pipewire: document and improve -v option
Take the log level after we init pipewire to get the default level. Then
let the -v option increase it.

Fixes #3963
2024-04-15 15:39:50 +02:00

142 lines
3.4 KiB
C

/* PipeWire */
/* SPDX-FileCopyrightText: Copyright © 2018 Wim Taymans */
/* SPDX-License-Identifier: MIT */
#include <limits.h>
#include <signal.h>
#include <getopt.h>
#include <libgen.h>
#include <locale.h>
#include <spa/utils/result.h>
#include <spa/utils/cleanup.h>
#include <spa/debug/file.h>
#include <pipewire/pipewire.h>
#include <pipewire/i18n.h>
#include "config.h"
static void do_quit(void *data, int signal_number)
{
struct pw_main_loop *loop = data;
pw_main_loop_quit(loop);
}
static void show_help(const char *name, const char *config_name)
{
fprintf(stdout, _("%s [options]\n"
" -h, --help Show this help\n"
" -v, --verbose Increase verbosity by one level\n"
" --version Show version\n"
" -c, --config Load config (Default %s)\n"
" -P --properties Set context properties\n"),
name,
config_name);
}
int main(int argc, char *argv[])
{
struct pw_context *context = NULL;
struct pw_main_loop *loop = NULL;
struct pw_properties *properties = NULL;
static const struct option long_options[] = {
{ "help", no_argument, NULL, 'h' },
{ "version", no_argument, NULL, 'V' },
{ "config", required_argument, NULL, 'c' },
{ "verbose", no_argument, NULL, 'v' },
{ "properties", required_argument, NULL, 'P' },
{ NULL, 0, NULL, 0}
};
int c, res = 0;
char path[PATH_MAX];
const char *config_name;
enum spa_log_level level;
struct spa_error_location loc;
if (setenv("PIPEWIRE_INTERNAL", "1", 1) < 0)
fprintf(stderr, "can't set PIPEWIRE_INTERNAL env: %m");
snprintf(path, sizeof(path), "%s.conf", argv[0]);
config_name = basename(path);
setlocale(LC_ALL, "");
pw_init(&argc, &argv);
level = pw_log_level;
properties = pw_properties_new(
PW_KEY_CONFIG_NAME, config_name,
NULL);
while ((c = getopt_long(argc, argv, "hVc:vP:", long_options, NULL)) != -1) {
switch (c) {
case 'v':
if (level < SPA_LOG_LEVEL_TRACE)
pw_log_set_level(++level);
break;
case 'h':
show_help(argv[0], config_name);
return 0;
case 'V':
fprintf(stdout, "%s\n"
"Compiled with libpipewire %s\n"
"Linked with libpipewire %s\n",
argv[0],
pw_get_headers_version(),
pw_get_library_version());
return 0;
case 'c':
config_name = optarg;
pw_properties_set(properties, PW_KEY_CONFIG_NAME, config_name);
break;
case 'P':
if (pw_properties_update_string_checked(properties, optarg, strlen(optarg), &loc) < 0) {
spa_debug_file_error_location(stderr, &loc,
"error: syntax error in --properties: %s",
loc.reason);
goto done;
}
break;
default:
res = -EINVAL;
goto done;
}
}
loop = pw_main_loop_new(&properties->dict);
if (loop == NULL) {
pw_log_error("failed to create main-loop: %m");
res = -errno;
goto done;
}
pw_loop_add_signal(pw_main_loop_get_loop(loop), SIGINT, do_quit, loop);
pw_loop_add_signal(pw_main_loop_get_loop(loop), SIGTERM, do_quit, loop);
context = pw_context_new(pw_main_loop_get_loop(loop), spa_steal_ptr(properties), 0);
if (context == NULL) {
pw_log_error("failed to create context: %m");
res = -errno;
goto done;
}
pw_log_info("start main loop");
pw_main_loop_run(loop);
pw_log_info("leave main loop");
done:
pw_properties_free(properties);
if (context)
pw_context_destroy(context);
if (loop)
pw_main_loop_destroy(loop);
pw_deinit();
return res;
}