* Move usb-dev related code to devices.c from main.c

* Create a root Makefile to build the flasher, logotool and install
* Clean some warning messages

src/main.h

@@ -5,6 +5,7 @@
 #define _FILE_OFFSET_BITS 64
 #define _GNU_SOURCE
 
+
 int reverse_extract_pieces(char *dir);
 void flash_image(char *filename, char *piece, char *version);
 int fiasco_read_image(char *file);
@@ -15,6 +16,15 @@ void progressbar(unsigned long long part, unsigned long long total);
 char *fpid_file(char *filename);
 int add_piece(char *piece);
 
+#include <usb.h>
+
+extern struct usb_device *device;
+extern struct usb_dev_handle *dev;
+int is_valid_device(struct usb_device_descriptor *udd);
+void list_valid_devices();
+int usb_device_found(struct usb_device_descriptor *udd);
+
+extern int verbose;
 #define D if (verbose)
 
 #define CMD_WRITE 64
@@ -30,6 +40,15 @@ struct piece_t {
 	char *vers;
 };
 
+struct devices {
+  char *name;
+  unsigned short vendor_id;
+  unsigned short product_id;
+  unsigned short flags;
+};
+#define SUPPORTED_DEVICES 5
+extern struct devices supported_devices[SUPPORTED_DEVICES];
+
 extern int pcs_n;
 extern struct piece_t pcs[10];