Updates to make things work.

Some trivial things that are required to make it work on Linux.
Also updated build scripts to use Boost. You have to use
./configure --with-boost-regex=<libname, suitable for -l>


git-svn-id: svn://svn.code.sf.net/p/magicseteditor/code/trunk@1206 0fc631ac-6414-0410-93d0-97cfa31319b6

src/config.h.in

@@ -3,6 +3,9 @@
 /* Define to 1 if you have the `floor' function. */
 #undef HAVE_FLOOR
 
+/* Define if compiler provides atomic builtins */
+#undef HAVE_GCC_ATOMIC_BUILTINS
+
 /* Define to 1 if you have the <inttypes.h> header file. */
 #undef HAVE_INTTYPES_H
 

src/gui/welcome_window.cpp

@@ -47,8 +47,7 @@ WelcomeWindow::WelcomeWindow()
 	#endif
 	wxControl* open_last = nullptr;
 	if (!settings.recent_sets.empty()) {
-		wxFileName n(settings.recent_sets.front());
-		if (n.FileExists() || n.DirExists())
+		if (wxFileName::FileExists(settings.recent_sets.front()) || wxFileName::DirExists(settings.recent_sets.front()+_("/")))
 			#ifdef USE_HOVERBUTTON
 				open_last       = new HoverButtonExt(this, ID_FILE_RECENT, load_resource_image(_("welcome_last")), _BUTTON_("last opened set"), _HELP_1_("last opened set", n.GetName()));
 			#else
@@ -102,7 +101,12 @@ void WelcomeWindow::onNewSet(wxCommandEvent&) {
 void WelcomeWindow::onOpenLast(wxCommandEvent&) {
 	wxBusyCursor wait;
 	assert(!settings.recent_sets.empty());
-	close( open_package<Set>(settings.recent_sets.front()) );
+	try {
+		close( open_package<Set>(settings.recent_sets.front()) );
+	} catch (PackageNotFoundError& e) {
+		handle_error(_("Cannot find package ") + e.what() + _(" to open."));
+		settings.recent_sets.clear();
+	}
 }
 
 void WelcomeWindow::onCheckUpdates(wxCommandEvent&) {

src/script/profiler.hpp

@@ -35,7 +35,16 @@ DECLARE_POINTER_TYPE(FunctionProfile);
 		return i.QuadPart;
 	}
 #else
-	#error "No Timer implementation, can't use profiler"
+	// clock() has nanosecond resolution on Linux
+	// on any other platform, stil the best way.
+	typedef clock_t ProfileTime;
+	
+	inline ProfileTime timer_now() {
+		return clock();
+	}
+	inline ProfileTime timer_resolution() {
+		return CLOCKS_PER_SEC;
+	}
 #endif
 
 /// Simple execution timer

src/util/file_utils.cpp

@@ -6,7 +6,7 @@
 
 // ----------------------------------------------------------------------------- : Includes
 
-#include <util/prec.hpp>
+#include <util/prec.hpp>
 #include <util/file_utils.hpp>
 #include <wx/filename.h>
 #include <wx/dir.h>
@@ -84,7 +84,7 @@ bool resolve_filename_conflicts(wxFileName& fn, FilenameConflicts conflicts, set
 // ----------------------------------------------------------------------------- : Directories
 
 bool create_parent_dirs(const String& file) {
-	for (size_t pos = file.find_first_of(_("\\/")) ;
+	for (size_t pos = file.find_first_of(_("\\/"), 1) ;
 	     pos != String::npos ;
 	     pos = file.find_first_of(_("\\/"),pos+1)) {
 		String part = file.substr(0,pos);

src/util/io/package_manager.cpp

@@ -31,6 +31,10 @@ PackageManager package_manager;
 void PackageManager::init() {
 	local.init(true);
 	global.init(false);
+	if (!(local.valid() || global.valid()))
+		throw Error(_("The MSE data files can not be found, there should be a directory called 'data' with these files. ")
+								_("The expected place to find it in was either ") + wxStandardPaths::Get().GetDataDir() + _(" or ") +
+								wxStandardPaths::Get().GetUserDataDir());
 }
 void PackageManager::destroy() {
 	loaded_packages.clear();
@@ -186,15 +190,19 @@ void PackageDirectory::init(bool local) {
 			String d = dir;
 			dir = wxPathOnly(dir);
 			if (d == dir) {
-				// we are at the root -> 'data' not found anywhere in the path -> fatal error
-				throw Error(_("The global MSE data files can not be found, there should be a directory called 'data' with these files. The expected place to find it in was ") + wxStandardPaths::Get().GetDataDir());
+				// we are at the root -> 'data' not found anywhere in the path
+				dir = wxStandardPaths::Get().GetDataDir();
+				break;
 			}
 		}
 		init(dir + _("/data"));
 	}
 }
 void PackageDirectory::init(const String& dir) {
-	directory = dir;
+	if (wxDirExists(dir))
+		directory = dir;
+	else
+		directory.clear();
 }
 
 String PackageDirectory::name(const String& name) const {

src/util/io/package_manager.hpp

@@ -63,6 +63,8 @@ class PackageDirectory {
 	void init(bool local);
 	void init(const String& dir);
 	
+	bool valid() const { return !directory.empty(); }
+	
 	/// Name of a package in this directory
 	String name(const String& name) const;
 	/// Does a package with the given name exist?