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Diffstat (limited to 'src/ConfigGlobal.cxx')
| -rw-r--r-- | src/ConfigGlobal.cxx | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/src/ConfigGlobal.cxx b/src/ConfigGlobal.cxx new file mode 100644 index 00000000..9786690d --- /dev/null +++ b/src/ConfigGlobal.cxx @@ -0,0 +1,176 @@ +/* + * 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 <glib.h> + +#include <assert.h> +#include <string.h> + +#undef G_LOG_DOMAIN +#define G_LOG_DOMAIN "config" + +static ConfigData config_data; + +void config_global_finish(void) +{ + for (auto i : config_data.params) + delete i; +} + +void config_global_init(void) +{ +} + +bool +ReadConfigFile(const Path &path, GError **error_r) +{ + return ReadConfigFile(config_data, path, error_r); +} + +static void +Check(const config_param *param) +{ + 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 (const auto &i : param->block_params) { + if (!i.used) + g_warning("option '%s' on line %i was not recognized", + i.name.c_str(), i.line); + } +} + +void config_global_check(void) +{ + for (auto i : config_data.params) + for (const config_param *p = i; p != nullptr; p = p->next) + Check(p); +} + +const struct config_param * +config_get_next_param(ConfigOption option, const struct config_param * last) +{ + config_param *param = last != nullptr + ? last->next + : config_data.params[unsigned(option)]; + if (param != nullptr) + 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; +} |