From e294ccae245a3ec86f9427075a06f045714e9b08 Mon Sep 17 00:00:00 2001 From: Max Kellermann Date: Wed, 30 Jan 2013 19:44:59 +0100 Subject: ConfigFile: move code to ConfigGlobal.cxx --- src/ConfigGlobal.cxx | 199 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 199 insertions(+) create mode 100644 src/ConfigGlobal.cxx (limited to 'src/ConfigGlobal.cxx') diff --git a/src/ConfigGlobal.cxx b/src/ConfigGlobal.cxx new file mode 100644 index 00000000..01b8d09c --- /dev/null +++ b/src/ConfigGlobal.cxx @@ -0,0 +1,199 @@ +/* + * 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 "ConfigGlobal.hxx" +#include "ConfigParser.hxx" +#include "ConfigData.hxx" +#include "ConfigFile.hxx" + +extern "C" { +#include "utils.h" +} + +#include "mpd_error.h" + +#include + +#include +#include + +#undef G_LOG_DOMAIN +#define G_LOG_DOMAIN "config" + +static ConfigData config_data; + +static void +config_param_free_callback(gpointer data, G_GNUC_UNUSED gpointer user_data) +{ + struct config_param *param = (struct config_param *)data; + + config_param_free(param); +} + +void config_global_finish(void) +{ + for (auto i : config_data.params) { + g_slist_foreach(i, config_param_free_callback, NULL); + g_slist_free(i); + } +} + +void config_global_init(void) +{ +} + +bool +ReadConfigFile(const Path &path, GError **error_r) +{ + return ReadConfigFile(config_data, path, error_r); +} + +static void +config_param_check(gpointer data, G_GNUC_UNUSED gpointer user_data) +{ + struct config_param *param = (struct config_param *)data; + + if (!param->used) + /* this whole config_param was not queried at all - + the feature might be disabled at compile time? + Silently ignore it here. */ + return; + + for (unsigned i = 0; i < param->num_block_params; i++) { + struct block_param *bp = ¶m->block_params[i]; + + if (!bp->used) + g_warning("option '%s' on line %i was not recognized", + bp->name, bp->line); + } +} + +void config_global_check(void) +{ + for (auto i : config_data.params) + g_slist_foreach(i, config_param_check, NULL); +} + +const struct config_param * +config_get_next_param(ConfigOption option, const struct config_param * last) +{ + GSList *node = config_data.params[unsigned(option)]; + + if (last) { + node = g_slist_find(node, last); + if (node == NULL) + return NULL; + + node = g_slist_next(node); + } + + if (node == NULL) + return NULL; + + struct config_param *param = (struct config_param *)node->data; + param->used = true; + return param; +} + +const char * +config_get_string(ConfigOption option, const char *default_value) +{ + const struct config_param *param = config_get_param(option); + + if (param == NULL) + return default_value; + + return param->value; +} + +char * +config_dup_path(ConfigOption option, GError **error_r) +{ + assert(error_r != NULL); + assert(*error_r == NULL); + + const struct config_param *param = config_get_param(option); + if (param == NULL) + return NULL; + + char *path = parsePath(param->value, error_r); + if (G_UNLIKELY(path == NULL)) + g_prefix_error(error_r, + "Invalid path at line %i: ", + param->line); + + return path; +} + +unsigned +config_get_unsigned(ConfigOption option, unsigned default_value) +{ + const struct config_param *param = config_get_param(option); + long value; + char *endptr; + + if (param == NULL) + return default_value; + + value = strtol(param->value, &endptr, 0); + if (*endptr != 0 || value < 0) + MPD_ERROR("Not a valid non-negative number in line %i", + param->line); + + return (unsigned)value; +} + +unsigned +config_get_positive(ConfigOption option, unsigned default_value) +{ + const struct config_param *param = config_get_param(option); + long value; + char *endptr; + + if (param == NULL) + return default_value; + + value = strtol(param->value, &endptr, 0); + if (*endptr != 0) + MPD_ERROR("Not a valid number in line %i", param->line); + + if (value <= 0) + MPD_ERROR("Not a positive number in line %i", param->line); + + return (unsigned)value; +} + +bool +config_get_bool(ConfigOption option, bool default_value) +{ + const struct config_param *param = config_get_param(option); + bool success, value; + + if (param == NULL) + return default_value; + + success = get_bool(param->value, &value); + if (!success) + MPD_ERROR("Expected boolean value (yes, true, 1) or " + "(no, false, 0) on line %i\n", + param->line); + + return value; +} -- cgit v1.2.3