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Diffstat (limited to '')
-rw-r--r-- | src/CommandLine.cxx | 248 |
1 files changed, 248 insertions, 0 deletions
diff --git a/src/CommandLine.cxx b/src/CommandLine.cxx new file mode 100644 index 000000000..0de211fd7 --- /dev/null +++ b/src/CommandLine.cxx @@ -0,0 +1,248 @@ +/* + * Copyright (C) 2003-2013 The Music Player Daemon Project + * http://www.musicpd.org + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program 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 General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#include "config.h" +#include "CommandLine.hxx" +#include "ls.hxx" +#include "Log.hxx" +#include "conf.h" +#include "DecoderList.hxx" +#include "decoder_plugin.h" +#include "OutputList.hxx" +#include "output_plugin.h" +#include "InputRegistry.hxx" +#include "InputPlugin.hxx" +#include "PlaylistRegistry.hxx" +#include "PlaylistPlugin.hxx" +#include "mpd_error.h" +#include "fs/Path.hxx" +#include "fs/FileSystem.hxx" + +#ifdef ENABLE_ENCODER +#include "encoder_list.h" +#include "encoder_plugin.h" +#endif + +#ifdef ENABLE_ARCHIVE +#include "ArchiveList.hxx" +#include "ArchivePlugin.hxx" +#endif + +#include <glib.h> + +#include <stdio.h> +#include <stdlib.h> + +#ifdef G_OS_WIN32 +#define CONFIG_FILE_LOCATION "\\mpd\\mpd.conf" +#else /* G_OS_WIN32 */ +#define USER_CONFIG_FILE_LOCATION1 ".mpdconf" +#define USER_CONFIG_FILE_LOCATION2 ".mpd/mpd.conf" +#endif + +static GQuark +cmdline_quark(void) +{ + return g_quark_from_static_string("cmdline"); +} + +G_GNUC_NORETURN +static void version(void) +{ + puts(PACKAGE " (MPD: Music Player Daemon) " VERSION " \n" + "\n" + "Copyright (C) 2003-2007 Warren Dukes <warren.dukes@gmail.com>\n" + "Copyright (C) 2008-2012 Max Kellermann <max@duempel.org>\n" + "This is free software; see the source for copying conditions. There is NO\n" + "warranty; not even MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n" + "\n" + "Decoders plugins:"); + + decoder_plugins_for_each(plugin) { + printf(" [%s]", plugin->name); + + const char *const*suffixes = plugin->suffixes; + if (suffixes != NULL) + for (; *suffixes != NULL; ++suffixes) + printf(" %s", *suffixes); + + puts(""); + } + + puts("\n" + "Output plugins:"); + audio_output_plugins_for_each(plugin) + printf(" %s", plugin->name); + puts(""); + +#ifdef ENABLE_ENCODER + puts("\n" + "Encoder plugins:"); + encoder_plugins_for_each(plugin) + printf(" %s", plugin->name); + puts(""); +#endif + +#ifdef ENABLE_ARCHIVE + puts("\n" + "Archive plugins:"); + archive_plugins_for_each(plugin) { + printf(" [%s]", plugin->name); + + const char *const*suffixes = plugin->suffixes; + if (suffixes != NULL) + for (; *suffixes != NULL; ++suffixes) + printf(" %s", *suffixes); + + puts(""); + } +#endif + + puts("\n" + "Input plugins:"); + input_plugins_for_each(plugin) + printf(" %s", plugin->name); + + puts("\n\n" + "Playlist plugins:"); + playlist_plugins_for_each(plugin) + printf(" %s", plugin->name); + + puts("\n\n" + "Protocols:"); + print_supported_uri_schemes_to_fp(stdout); + + exit(EXIT_SUCCESS); +} + +static const char *summary = + "Music Player Daemon - a daemon for playing music."; + +gcc_pure +static Path +PathBuildChecked(const Path &a, Path::const_pointer b) +{ + if (a.IsNull()) + return Path::Null(); + + return Path::Build(a, b); +} + +bool +parse_cmdline(int argc, char **argv, struct options *options, + GError **error_r) +{ + GError *error = NULL; + GOptionContext *context; + bool ret; + static gboolean option_version, + option_no_daemon, + option_no_config; + const GOptionEntry entries[] = { + { "kill", 0, 0, G_OPTION_ARG_NONE, &options->kill, + "kill the currently running mpd session", NULL }, + { "no-config", 0, 0, G_OPTION_ARG_NONE, &option_no_config, + "don't read from config", NULL }, + { "no-daemon", 0, 0, G_OPTION_ARG_NONE, &option_no_daemon, + "don't detach from console", NULL }, + { "stdout", 0, 0, G_OPTION_ARG_NONE, &options->log_stderr, + NULL, NULL }, + { "stderr", 0, 0, G_OPTION_ARG_NONE, &options->log_stderr, + "print messages to stderr", NULL }, + { "verbose", 'v', 0, G_OPTION_ARG_NONE, &options->verbose, + "verbose logging", NULL }, + { "version", 'V', 0, G_OPTION_ARG_NONE, &option_version, + "print version number", NULL }, + { nullptr, 0, 0, G_OPTION_ARG_NONE, nullptr, nullptr, nullptr } + }; + + options->kill = false; + options->daemon = true; + options->log_stderr = false; + options->verbose = false; + + context = g_option_context_new("[path/to/mpd.conf]"); + g_option_context_add_main_entries(context, entries, NULL); + + g_option_context_set_summary(context, summary); + + ret = g_option_context_parse(context, &argc, &argv, &error); + g_option_context_free(context); + + if (!ret) + MPD_ERROR("option parsing failed: %s\n", error->message); + + if (option_version) + version(); + + /* initialize the logging library, so the configuration file + parser can use it already */ + log_early_init(options->verbose); + + options->daemon = !option_no_daemon; + + if (option_no_config) { + g_debug("Ignoring config, using daemon defaults\n"); + return true; + } else if (argc <= 1) { + /* default configuration file path */ + +#ifdef G_OS_WIN32 + Path path = PathBuildChecked(Path::FromUTF8(g_get_user_config_dir()), + CONFIG_FILE_LOCATION); + if (!path.IsNull() && FileExists(path)) + return ReadConfigFile(path, error_r); + + const char *const*system_config_dirs = + g_get_system_config_dirs(); + + for (unsigned i = 0; system_config_dirs[i] != nullptr; ++i) { + path = PathBuildChecked(Path::FromUTF8(system_config_dirs[i]), + CONFIG_FILE_LOCATION); + if (!path.IsNull() && FileExists(path)) + return ReadConfigFile(path, error_r); + } +#else /* G_OS_WIN32 */ + Path path = PathBuildChecked(Path::FromUTF8(g_get_home_dir()), + USER_CONFIG_FILE_LOCATION1); + if (!path.IsNull() && FileExists(path)) + return ReadConfigFile(path, error_r); + + path = PathBuildChecked(Path::FromUTF8(g_get_home_dir()), + USER_CONFIG_FILE_LOCATION2); + if (!path.IsNull() && FileExists(path)) + return ReadConfigFile(path, error_r); + + path = Path::FromUTF8(SYSTEM_CONFIG_FILE_LOCATION); + if (!path.IsNull() && FileExists(path)) + return ReadConfigFile(path, error_r); +#endif + + g_set_error(error_r, cmdline_quark(), 0, + "No configuration file found"); + return false; + } else if (argc == 2) { + /* specified configuration file */ + return ReadConfigFile(Path::FromFS(argv[1]), error_r); + } else { + g_set_error(error_r, cmdline_quark(), 0, + "too many arguments"); + return false; + } +} |