libusb: add patch from upstream

Fixes https://github.com/termux/termux-app/issues/1928.

packages/libusb/build.sh

@@ -3,6 +3,7 @@ TERMUX_PKG_DESCRIPTION="A C library that provides generic access to USB devices"
 TERMUX_PKG_LICENSE="LGPL-2.1"
 TERMUX_PKG_MAINTAINER="@termux"
 TERMUX_PKG_VERSION=1.0.24
+TERMUX_PKG_REVISION=1
 TERMUX_PKG_SRCURL=https://github.com/libusb/libusb/archive/v${TERMUX_PKG_VERSION}.tar.gz
 TERMUX_PKG_SHA256=b7724c272dfc5713dce88ff717efd60f021ca5b7c8e30f08ebb2c42d2eea08ae
 TERMUX_PKG_BREAKS="libusb-dev"

packages/libusb/weak_authority.patch

@@ -0,0 +1,35 @@
+commit e78cafbaa2692f5b6e8e8f0ff306f5826c5dd94d
+Author: Mark Kuo <starryalley@gmail.com>
+Date:   Sun Jan 10 16:58:26 2021 +1100
+
+    linux_usbfs: Fix exit crash on Android
+    
+    In commit "89b810ec Android: Add option LIBUSB_OPTION_WEAK_AUTHORITY
+    to support used in apk", we should also check weak_authority when
+    exiting the backend.
+    
+    [dickens] Fixed whitespace
+    
+    Closes #842
+    
+    Signed-off-by: Mark Kuo <starryalley@gmail.com>
+    Signed-off-by: Chris Dickens <christopher.a.dickens@gmail.com>
+
+diff --git a/libusb/os/linux_usbfs.c b/libusb/os/linux_usbfs.c
+index 7175b35..4882c0f 100644
+--- a/libusb/os/linux_usbfs.c
++++ b/libusb/os/linux_usbfs.c
+@@ -415,6 +415,13 @@ static int op_init(struct libusb_context *ctx)
+ static void op_exit(struct libusb_context *ctx)
+ {
+ 	UNUSED(ctx);
++
++#ifdef __ANDROID__
++	if (weak_authority) {
++		return;
++	}
++#endif
++
+ 	usbi_mutex_static_lock(&linux_hotplug_startstop_lock);
+ 	assert(init_count != 0);
+ 	if (!--init_count) {