sdl: by default; check ${fceux_dir}/cfg.d/ for any files and loads the configuration in alphabetical order. useful for applying a specific configuration

changelog.txt

@@ -1,5 +1,4 @@
-
+06-mar-2012 - prg - supports loading of configuration files in $FCEUXDIR/cfg.d/*
-
 18-feb-2012 - AnS - PATTERNS menu, loading data from "tools\taseditor_patterns.txt"
 18-feb-2012 - AnS - "Use pattern" checkbox in Recorder; Config->ColumnSet Pattern skips Lag
 18-feb-2012 - AnS - Taseditor: "Frame#" lights when Alt key is being held, not entering menu by Alt

src/drivers/common/configSys.cpp

@@ -3,6 +3,7 @@
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
+#include <dirent.h>
 
 #include "../../types.h"
 #include "configSys.h"
@@ -558,6 +559,33 @@ Config::parse(int argc,
         return error;
     }
 
+	// try to read cfg.d/*
+	std::string cfgd_dir_name = _dir + "/" + "cfg.d/";
+	DIR *d;
+	struct dirent *dir;
+	d = opendir(cfgd_dir_name.c_str());
+	if (d)
+	{
+		while ((dir = readdir(d)) != NULL)
+		{
+			// dont load "." or ".."
+			if(strcmp(dir->d_name, ".") == 0 || strcmp(dir->d_name, "..") == 0)
+			{
+				continue;
+			}
+						
+			// TODO  0 = good -1 = bad
+			std::string fname = cfgd_dir_name + dir->d_name;
+			printf("Loading configuration file at %s\n", fname.c_str());
+			if (_loadFile(fname.c_str()) != 0)
+			{
+				printf("Failed to parse configuration at %s\n", fname.c_str());
+			}
+		}
+
+		closedir(d);
+	}
+
     // parse the arguments
     return _parseArgs(argc, argv);
 }

src/drivers/sdl/config.cpp

@@ -56,7 +56,7 @@ LoadCPalette(const std::string &file)
 static void
 CreateDirs(const std::string &dir)
 {
-    char *subs[7]={"fcs","snaps","gameinfo","sav","cheats","movies"};
+    char *subs[8]={"fcs","snaps","gameinfo","sav","cheats","movies","cfg.d"};
     std::string subdir;
     int x;
 
@@ -105,7 +105,8 @@ GetBaseDirectory(std::string &dir)
     }
 }
 
-
+// returns a config structure with default options
+// also creates config base directory (ie: /home/user/.fceux as well as subdirs
 Config *
 InitConfig()
 {