[Performous-commit] Vincent Le Ligeour : Moved default config file searching inside fs.* files

[Tapio V. <aa...@us...>]

Module: performous
Branch: portaudio
Commit: 241801fb0807d83816b1be34297531fa52d73c65

Author: Vincent Le Ligeour <yo...@us...>
Date:   Mon Jul 26 13:59:10 2010 +0200

Moved default config file searching inside fs.* files

---

 game/configuration.cc |   26 ++++++++------------------
 game/fs.cc            |   14 ++++++++++++++
 game/fs.hh            |    3 +++
 3 files changed, 25 insertions(+), 18 deletions(-)

diff --git a/game/configuration.cc b/game/configuration.cc
index 194c25f..f108d4b 100644
--- a/game/configuration.cc
+++ b/game/configuration.cc
@@ -1,6 +1,5 @@
 #include "configuration.hh"
 
-#include "config.hh"
 #include "fs.hh"
 #include "util.hh"
 #include <boost/filesystem.hpp>
@@ -311,24 +310,15 @@ void readConfigXML(fs::path const& file, int mode) {
 
 void readConfig() {
 	// Find config schema
-	std::string schemafile;
-	{
-		typedef std::vector<std::string> ConfigList;
-		ConfigList config_list;
-		char const* root = getenv("PERFORMOUS_ROOT");
-		if (root) config_list.push_back(std::string(root) + "/" SHARED_DATA_DIR CONFIG_SCHEMA);
-		fs::path exec = plugin::execname();
-		if (!exec.empty()) config_list.push_back(exec.parent_path().string() + "/../" SHARED_DATA_DIR CONFIG_SCHEMA);
-		ConfigList::const_iterator it = std::find_if(config_list.begin(), config_list.end(), static_cast<bool(&)(fs::path const&)>(fs::exists));
-		if (it == config_list.end()) {
-			std::ostringstream oss;
-			oss << "No config schema file found. The following locations were tried:\n";
-			std::copy(config_list.begin(), config_list.end(), std::ostream_iterator<std::string>(oss, "\n"));
-			oss << "Install the file or define environment variable PERFORMOUS_ROOT\n";
-			throw std::runtime_error(oss.str());
-		}
-		schemafile = *it;
+	fs::path schemafile;
+	try {
+		schemafile = getDefaultConfig(fs::path(CONFIG_SCHEMA));
 		origin = fs::path(schemafile).parent_path().parent_path(); // Assuming that two times parent from config file = origin
+	} catch(...) {
+		std::ostringstream oss;
+		oss << "No config schema file found.\n";
+		oss << "Install the file or define environment variable PERFORMOUS_ROOT\n";
+		throw std::runtime_error(oss.str());
 	}
 	readConfigXML(schemafile, 0);  // Read schema and defaults
 	readConfigXML(systemConfFile, 1);  // Update defaults with system config
diff --git a/game/fs.cc b/game/fs.cc
index 79895c2..14dd390 100644
--- a/game/fs.cc
+++ b/game/fs.cc
@@ -178,6 +178,20 @@ Paths const& getPaths(bool refresh) {
 	return paths;
 }
 
+fs::path getDefaultConfig(fs::path const &configFile) {
+	typedef std::vector<std::string> ConfigList;
+	ConfigList config_list;
+	char const* root = getenv("PERFORMOUS_ROOT");
+	if (root) config_list.push_back(std::string(root) + "/" SHARED_DATA_DIR + configFile.string());
+	fs::path exec = plugin::execname();
+	if (!exec.empty()) config_list.push_back(exec.parent_path().string() + "/../" SHARED_DATA_DIR + configFile.string());
+	ConfigList::const_iterator it = std::find_if(config_list.begin(), config_list.end(), static_cast<bool(&)(fs::path const&)>(fs::exists));
+	if (it == config_list.end()) {
+		throw std::runtime_error("Could not find default config file " + configFile.string());
+	}
+	return *it;
+}
+
 Paths getPathsConfig(std::string const& confOption) {
 	Paths ret;
 	Paths const& paths = getPaths();
diff --git a/game/fs.hh b/game/fs.hh
index 6d8baa2..d0ae238 100644
--- a/game/fs.hh
+++ b/game/fs.hh
@@ -33,6 +33,9 @@ std::string getThemePath(std::string const& filename);
 /** Get full path to a share file **/
 std::string getPath(fs::path const& filename);
 
+/** Get full path to a default conguration file **/
+fs::path getDefaultConfig(fs::path const &configFile);
+
 typedef std::vector<fs::path> Paths;
 
 /** Get all shared data paths in preference order **/