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-rw-r--r--src/config/ConfigGlobal.cxx190
1 files changed, 190 insertions, 0 deletions
diff --git a/src/config/ConfigGlobal.cxx b/src/config/ConfigGlobal.cxx
new file mode 100644
index 000000000..9bc83398c
--- /dev/null
+++ b/src/config/ConfigGlobal.cxx
@@ -0,0 +1,190 @@
+/*
+ * Copyright (C) 2003-2014 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"
+#include "ConfigPath.hxx"
+#include "ConfigError.hxx"
+#include "fs/Path.hxx"
+#include "fs/AllocatedPath.hxx"
+#include "util/Error.hxx"
+#include "system/FatalError.hxx"
+#include "Log.hxx"
+
+#include <stdlib.h>
+
+static ConfigData config_data;
+
+void config_global_finish(void)
+{
+ for (auto i : config_data.params)
+ delete i;
+}
+
+void config_global_init(void)
+{
+}
+
+bool
+ReadConfigFile(Path path, Error &error)
+{
+ return ReadConfigFile(config_data, path, error);
+}
+
+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)
+ FormatWarning(config_domain,
+ "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 config_param *
+config_get_param(ConfigOption option)
+{
+ config_param *param = config_data.params[unsigned(option)];
+ if (param != nullptr)
+ param->used = true;
+ return param;
+}
+
+const config_param *
+config_find_block(ConfigOption option, const char *key, const char *value)
+{
+ for (const config_param *param = config_get_param(option);
+ param != nullptr; param = param->next) {
+ const char *value2 = param->GetBlockValue(key);
+ if (value2 == nullptr)
+ FormatFatalError("block without '%s' name in line %d",
+ key, param->line);
+
+ if (strcmp(value2, value) == 0)
+ return param;
+ }
+
+ return nullptr;
+}
+
+const char *
+config_get_string(ConfigOption option, const char *default_value)
+{
+ const struct config_param *param = config_get_param(option);
+
+ if (param == nullptr)
+ return default_value;
+
+ return param->value.c_str();
+}
+
+AllocatedPath
+config_get_path(ConfigOption option, Error &error)
+{
+ const struct config_param *param = config_get_param(option);
+ if (param == nullptr)
+ return AllocatedPath::Null();
+
+ return config_parse_path(param, error);
+}
+
+AllocatedPath
+config_parse_path(const struct config_param *param, Error & error)
+{
+ AllocatedPath path = ParsePath(param->value.c_str(), error);
+ if (gcc_unlikely(path.IsNull()))
+ error.FormatPrefix("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 == nullptr)
+ return default_value;
+
+ value = strtol(param->value.c_str(), &endptr, 0);
+ if (*endptr != 0 || value < 0)
+ FormatFatalError("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 == nullptr)
+ return default_value;
+
+ value = strtol(param->value.c_str(), &endptr, 0);
+ if (*endptr != 0)
+ FormatFatalError("Not a valid number in line %i", param->line);
+
+ if (value <= 0)
+ FormatFatalError("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 == nullptr)
+ return default_value;
+
+ success = get_bool(param->value.c_str(), &value);
+ if (!success)
+ FormatFatalError("Expected boolean value (yes, true, 1) or "
+ "(no, false, 0) on line %i\n",
+ param->line);
+
+ return value;
+}