add openscad and co

system/libhidapi/files/patch-libusb-hid.c

@@ -0,0 +1,45 @@
+--- libusb/hid.c.orig	2013-10-06 22:43:37 UTC
++++ libusb/hid.c
+@@ -25,6 +25,8 @@
+ 
+ #define _GNU_SOURCE /* needed for wcsdup() before glibc 2.10 */
+ 
++#include <config.h>
++
+ /* C */
+ #include <stdio.h>
+ #include <string.h>
+@@ -250,7 +252,7 @@ static int get_usage(uint8_t *report_des
+ }
+ #endif /* INVASIVE_GET_USAGE */
+ 
+-#ifdef __FreeBSD__
++#if ! HAVE_DECL_LIBUSB_GET_STRING_DESCRIPTOR
+ /* The FreeBSD version of libusb doesn't have this funciton. In mainline
+    libusb, it's inlined in libusb.h. This function will bear a striking
+    resemblence to that one, because there's about one way to code it.
+@@ -333,11 +335,7 @@ static wchar_t *get_usb_string(libusb_de
+ 	size_t inbytes;
+ 	size_t outbytes;
+ 	size_t res;
+-#ifdef __FreeBSD__
+-	const char *inptr;
+-#else
+-	char *inptr;
+-#endif
++	ICONV_CONST char *inptr;
+ 	char *outptr;
+ 
+ 	/* Determine which language to use. */
+@@ -757,7 +755,11 @@ static void *read_thread(void *param)
+ 	libusb_cancel_transfer(dev->transfer);
+ 
+ 	while (!dev->cancelled)
++#if HAVE_DECL_LIBUSB_HANDLE_EVENTS_COMPLETED
+ 		libusb_handle_events_completed(usb_context, &dev->cancelled);
++#else
++		libusb_handle_events(usb_context);
++#endif
+ 
+ 	/* Now that the read thread is stopping, Wake any threads which are
+ 	   waiting on data (in hid_read_timeout()). Do this under a mutex to