Windows: Cpack wix installer (#6153)

Create CPack WIX msi Installer for RUN_IN_PLACE=0 builds
Correct paths on Windows for RUN_IN_PLACE=0
Install only required font files
Games have their own components, and "minimal" is optional

src/porting.cpp

@@ -380,14 +380,21 @@ bool setSystemPaths()
 		"Failed to get current executable path");
 	pathRemoveFile(buf, '\\');
 
-	// Use ".\bin\.."
-	path_share = std::string(buf) + "\\..";
+	std::string exepath(buf);
 
-	// Use "C:\Documents and Settings\user\Application Data\<PROJECT_NAME>"
+	// Use ".\bin\.."
+	path_share = exepath + "\\..";
+	if (detectMSVCBuildDir(exepath)) {
+		// The msvc build dir schould normaly not be present if properly installed,
+		// but its usefull for debugging.
+		path_share += DIR_DELIM "..";
+	}
+
+	// Use "C:\Users\<user>\AppData\Roaming\<PROJECT_NAME_C>"
 	DWORD len = GetEnvironmentVariable("APPDATA", buf, sizeof(buf));
 	FATAL_ERROR_IF(len == 0 || len > sizeof(buf), "Failed to get APPDATA");
 
-	path_user = std::string(buf) + DIR_DELIM + PROJECT_NAME;
+	path_user = std::string(buf) + DIR_DELIM + PROJECT_NAME_C;
 	return true;
 }
 
@@ -561,6 +568,10 @@ void initializePaths()
 	if (!setSystemPaths())
 		errorstream << "Failed to get one or more system-wide path" << std::endl;
 
+
+#  ifdef _WIN32
+	path_cache = path_user + DIR_DELIM + "cache";
+#  else
 	// Initialize path_cache
 	// First try $XDG_CACHE_HOME/PROJECT_NAME
 	const char *cache_dir = getenv("XDG_CACHE_HOME");
@@ -577,7 +588,8 @@ void initializePaths()
 	}
 	// Migrate cache folder to new location if possible
 	migrateCachePath();
-#endif
+#  endif // _WIN32
+#endif // RUN_IN_PLACE
 
 	infostream << "Detected share path: " << path_share << std::endl;
 	infostream << "Detected user path: " << path_user << std::endl;