addpkg(main/hidapi): package for accessing HID usb devices (with libusb)

packages/hidapi/build.sh

@@ -0,0 +1,9 @@
+TERMUX_PKG_HOMEPAGE=https://libusb.info/hidapi
+TERMUX_PKG_DESCRIPTION="Simple cross-platform library for communicating with HID devices"
+TERMUX_PKG_LICENSE="GPL-3.0, BSD 3-Clause, custom"
+TERMUX_PKG_LICENSE_FILE="LICENSE.txt, LICENSE-gpl3.txt, LICENSE-bsd.txt, LICENSE-orig.txt"
+TERMUX_PKG_MAINTAINER="@termux"
+TERMUX_PKG_VERSION=0.14.0
+TERMUX_PKG_SRCURL="https://github.com/libusb/hidapi/archive/refs/tags/hidapi-${TERMUX_PKG_VERSION}.tar.gz"
+TERMUX_PKG_SHA256=a5714234abe6e1f53647dd8cba7d69f65f71c558b7896ed218864ffcf405bcbd
+TERMUX_PKG_DEPENDS="libiconv, libusb"

packages/hidapi/libusb-iconv-CMakeLists.txt.patch

@@ -0,0 +1,20 @@
+--- ./libusb/CMakeLists.txt~	2025-02-01 13:16:49.669029267 +0000
++++ ./libusb/CMakeLists.txt	2025-02-01 13:18:12.309030989 +0000
+@@ -22,7 +22,6 @@
+ if(HIDAPI_NO_ICONV)
+     target_compile_definitions(hidapi_libusb PRIVATE NO_ICONV)
+ else()
+-    if(NOT ANDROID)
+         include(CheckCSourceCompiles)
+
+         if(NOT CMAKE_VERSION VERSION_LESS 3.11)
+@@ -77,9 +76,6 @@
+         if(HIDAPI_ICONV_CONST)
+             target_compile_definitions(hidapi_libusb PRIVATE "ICONV_CONST=const")
+         endif()
+-    else()
+-        # On Android Iconv is disabled on the code level anyway, so no issue;
+-    endif()
+ endif()
+
+ set_target_properties(hidapi_libusb

packages/hidapi/termux-iconv-hid.c.patch

@@ -0,0 +1,29 @@
+--- ./libusb/hid.c~	2023-05-22 10:50:06.000000000 +0000
++++ ./libusb/hid.c	2025-02-01 13:13:05.412357928 +0000
+@@ -42,7 +42,7 @@
+
+ /* GNU / LibUSB */
+ #include <libusb.h>
+-#if !defined(__ANDROID__) && !defined(NO_ICONV)
++#if (!defined(__ANDROID__) || defined(__TERMUX__)) && !defined(NO_ICONV)
+ #include <iconv.h>
+ #ifndef ICONV_CONST
+ #define ICONV_CONST
+@@ -406,7 +406,7 @@
+ 	int len;
+ 	wchar_t *str = NULL;
+
+-#if !defined(__ANDROID__) && !defined(NO_ICONV) /* we don't use iconv on Android, or when it is explicitly disabled */
++#if (!defined(__ANDROID__) || defined(__TERMUX__)) && !defined(NO_ICONV) /* we don't use iconv on non-Termux Android, or when it is explicitly disabled */
+ 	wchar_t wbuf[256];
+ 	/* iconv variables */
+ 	iconv_t ic;
+@@ -432,7 +432,7 @@
+ 	if (len < 2) /* we always skip first 2 bytes */
+ 		return NULL;
+
+-#if defined(__ANDROID__) || defined(NO_ICONV)
++#if (defined(__ANDROID__) || defined(NO_ICONV)) && !defined(__TERMUX__)
+
+ 	/* Bionic does not have iconv support nor wcsdup() function, so it
+ 	   has to be done manually.  The following code will only work for