Update dependencies

.ci/vcpkg/overlay-ports/libiconv/0002-Config-for-MSVC.patch

@@ -0,0 +1,27 @@
+diff --git "a/lib/loop_wchar.h" "b/lib/loop_wchar.h"
+index 6dc011b..158ccdd 100644
+--- "a/lib/loop_wchar.h"
++++ "b/lib/loop_wchar.h"	
+@@ -37,7 +37,7 @@
+ # include <wchar.h>
+ # define BUF_SIZE 64  /* assume MB_LEN_MAX <= 64 */
+   /* Some systems, like BeOS, have multibyte encodings but lack mbstate_t.  */
+-  extern size_t mbrtowc ();
++//  extern size_t mbrtowc ();
+ # ifdef mbstate_t
+ #  define mbrtowc(pwc, s, n, ps) (mbrtowc)(pwc, s, n, 0)
+ #  define mbsinit(ps) 1
+diff --git a/srclib/fcntl.c b/srclib/fcntl.c
+index f9753c4..02fc8be 100644
+--- a/srclib/fcntl.c
++++ b/srclib/fcntl.c
+@@ -37,6 +37,9 @@
+ /* Get declarations of the native Windows API functions.  */
+ # define WIN32_LEAN_AND_MEAN
+ # include <windows.h>
++#if defined(WINAPI_FAMILY) && (WINAPI_FAMILY == WINAPI_FAMILY_APP)
++#define HANDLE_FLAG_INHERIT 0
++#endif
+
+ /* Get _get_osfhandle.  */
+ # if GNULIB_MSVC_NOTHROW

.ci/vcpkg/overlay-ports/libiconv/0003-Add-export.patch

@@ -0,0 +1,12 @@
+diff -uNr libiconv-1.16/libcharset/include/libcharset.h.in libiconv-1.16-work/libcharset/include/libcharset.h.in
+--- libiconv-1.16/libcharset/include/libcharset.h.in	2018-09-17 19:07:42.000000000 +0300
++++ libiconv-1.16-work/libcharset/include/libcharset.h.in	2019-12-04 17:15:50.000000000 +0300
+@@ -33,7 +33,7 @@
+    by the corresponding pathname with the current prefix instead.  Both
+    prefixes should be directory names without trailing slash (i.e. use ""
+    instead of "/").  */
+-extern void libcharset_set_relocation_prefix (const char *orig_prefix,
++extern void LIBCHARSET_DLL_EXPORTED libcharset_set_relocation_prefix (const char *orig_prefix,
+                                               const char *curr_prefix);
+
+

.ci/vcpkg/overlay-ports/libiconv/0004-ModuleFileName.patch

@@ -0,0 +1,13 @@
+diff --git a/lib/relocatable.c b/lib/relocatable.c
+index 89b6c27..1561894 100644
+--- a/lib/relocatable.c
++++ b/lib/relocatable.c
+@@ -329,7 +329,7 @@ DllMain (HINSTANCE module_handle, DWORD event, LPVOID reserved)
+       /* The DLL is being loaded into an application's address range.  */
+       static char location[MAX_PATH];
+
+-      if (!GetModuleFileName (module_handle, location, sizeof (location)))
++      if (!GetModuleFileNameA (module_handle, location, sizeof (location)))
+         /* Shouldn't happen.  */
+         return FALSE;
+

.ci/vcpkg/overlay-ports/libiconv/clang-fortify.patch

@@ -0,0 +1,64 @@
+diff --git a/srclib/cdefs.h b/srclib/cdefs.h
+index 7b8ed5b..63574f9 100644
+--- a/srclib/cdefs.h
++++ b/srclib/cdefs.h
+@@ -140,6 +140,7 @@
+ #endif
+
+
++#ifndef __GNULIB_CDEFS
+ /* Fortify support.  */
+ #define __bos(ptr) __builtin_object_size (ptr, __USE_FORTIFY_LEVEL > 1)
+ #define __bos0(ptr) __builtin_object_size (ptr, 0)
+@@ -201,6 +202,8 @@
+       ? __ ## f ## _chk_warn (__VA_ARGS__, (__osz) / (__s))		      \
+       : __ ## f ## _chk (__VA_ARGS__, (__osz) / (__s))))		      \
+
++#endif
++
+ #if __GNUC_PREREQ (4,3)
+ # define __warnattr(msg) __attribute__((__warning__ (msg)))
+ # define __errordecl(name, msg) \
+diff --git a/srclib/libc-config.h b/srclib/libc-config.h
+index a56665b..876e1a1 100644
+--- a/srclib/libc-config.h
++++ b/srclib/libc-config.h
+@@ -137,8 +137,10 @@
+ # undef __attribute_returns_twice__
+ # undef __attribute_used__
+ # undef __attribute_warn_unused_result__
++# ifndef __GNULIB_CDEFS
+ # undef __bos
+ # undef __bos0
++# endif
+ # undef __errordecl
+ # undef __extension__
+ # undef __extern_always_inline
+@@ -147,21 +149,27 @@
+ # undef __fortified_attr_access
+ # undef __fortify_function
+ # undef __glibc_c99_flexarr_available
++# ifndef __GNULIB_CDEFS
+ # undef __glibc_fortify
+ # undef __glibc_fortify_n
++# endif
+ # undef __glibc_has_attribute
+ # undef __glibc_has_builtin
+ # undef __glibc_has_extension
+ # undef __glibc_likely
+ # undef __glibc_macro_warning
+ # undef __glibc_macro_warning1
++# ifndef __GNULIB_CDEFS
+ # undef __glibc_objsize
+ # undef __glibc_objsize0
+ # undef __glibc_safe_len_cond
+ # undef __glibc_safe_or_unknown_len
++# endif
+ # undef __glibc_unlikely
++# ifndef __GNULIB_CDEFS
+ # undef __glibc_unsafe_len
+ # undef __glibc_unsigned_or_positive
++# endif
+ # undef __inline
+ # undef __ptr_t
+ # undef __restrict

.ci/vcpkg/overlay-ports/libiconv/portfile.cmake

@@ -0,0 +1,59 @@
+if(NOT VCPKG_TARGET_IS_WINDOWS AND NOT VCPKG_TARGET_IS_ANDROID AND NOT VCPKG_TARGET_IS_IOS AND NOT VCPKG_TARGET_IS_OSX)
+    set(VCPKG_POLICY_EMPTY_PACKAGE enabled)
+    file(MAKE_DIRECTORY "${CURRENT_PACKAGES_DIR}/share/iconv")
+    file(COPY "${CMAKE_CURRENT_LIST_DIR}/vcpkg-cmake-wrapper.cmake" DESTINATION "${CURRENT_PACKAGES_DIR}/share/iconv")
+    return()
+endif()
+
+vcpkg_download_distfile(ARCHIVE
+    URLS "https://ftp.gnu.org/gnu/libiconv/libiconv-${VERSION}.tar.gz"
+         "https://www.mirrorservice.org/sites/ftp.gnu.org/gnu/libiconv/libiconv-${VERSION}.tar.gz"
+    FILENAME "libiconv-${VERSION}.tar.gz"
+    SHA512 18a09de2d026da4f2d8b858517b0f26d853b21179cf4fa9a41070b2d140030ad9525637dc4f34fc7f27abca8acdc84c6751dfb1d426e78bf92af4040603ced86
+)
+vcpkg_extract_source_archive(SOURCE_PATH
+    ARCHIVE "${ARCHIVE}"
+    SOURCE_BASE "v${VERSION}"
+    PATCHES
+        0002-Config-for-MSVC.patch
+        0003-Add-export.patch
+        0004-ModuleFileName.patch
+        clang-fortify.patch # ported from https://git.savannah.gnu.org/cgit/gnulib.git/commit/?id=522aea1093a598246346b3e1c426505c344fe19a
+)
+
+vcpkg_list(SET OPTIONS)
+if (NOT VCPKG_TARGET_IS_ANDROID)
+    vcpkg_list(APPEND OPTIONS --enable-relocatable)
+endif()
+
+vcpkg_configure_make(
+    SOURCE_PATH "${SOURCE_PATH}"
+    DETERMINE_BUILD_TRIPLET
+    USE_WRAPPERS
+    OPTIONS
+        --enable-extra-encodings
+        --without-libiconv-prefix
+        --without-libintl-prefix
+        ${OPTIONS}
+)
+vcpkg_install_make()
+
+vcpkg_copy_pdbs()
+vcpkg_copy_tool_dependencies("${CURRENT_PACKAGES_DIR}/tools/${PORT}/bin")
+vcpkg_copy_tool_dependencies("${CURRENT_PACKAGES_DIR}/tools/${PORT}/debug/bin")
+
+file(COPY "${CMAKE_CURRENT_LIST_DIR}/vcpkg-cmake-wrapper.cmake" DESTINATION "${CURRENT_PACKAGES_DIR}/share/iconv")
+
+set(VCPKG_POLICY_ALLOW_RESTRICTED_HEADERS enabled)
+file(REMOVE_RECURSE "${CURRENT_PACKAGES_DIR}/debug/share")
+file(REMOVE_RECURSE "${CURRENT_PACKAGES_DIR}/share/${PORT}") # share contains unneeded doc files
+
+# Please keep, the default usage is broken
+file(INSTALL "${CMAKE_CURRENT_LIST_DIR}/usage" DESTINATION "${CURRENT_PACKAGES_DIR}/share/${PORT}")
+
+# Handle copyright
+vcpkg_install_copyright(FILE_LIST "${SOURCE_PATH}/COPYING.LIB" "${SOURCE_PATH}/COPYING" COMMENT "
+The libiconv and libcharset libraries and their header files are under LGPL,
+see COPYING.LIB below.
+
+The iconv program and the documentation are under GPL, see COPYING below.")

.ci/vcpkg/overlay-ports/libiconv/usage

@@ -0,0 +1,4 @@
+The package libiconv provides CMake targets:
+
+    find_package(Iconv)
+    target_link_libraries(main PRIVATE Iconv::Iconv)

.ci/vcpkg/overlay-ports/libiconv/vcpkg-cmake-wrapper.cmake

@@ -0,0 +1,21 @@
+include(SelectLibraryConfigurations)
+
+_find_package(${ARGS})
+if(Iconv_FOUND AND NOT Iconv_IS_BUILT_IN)
+    find_path(CHARSET_INCLUDE_DIR NAMES "libcharset.h" HINTS "${_VCPKG_INSTALLED_DIR}/${VCPKG_TARGET_TRIPLET}/include")
+    find_library(CHARSET_LIBRARY_DEBUG NAMES charsetd libcharsetd charset libcharset NAMES_PER_DIR PATH_SUFFIXES lib HINTS "${_VCPKG_INSTALLED_DIR}/${VCPKG_TARGET_TRIPLET}/debug")
+    find_library(CHARSET_LIBRARY_RELEASE NAMES charset libcharset NAMES_PER_DIR PATH_SUFFIXES lib HINTS "${_VCPKG_INSTALLED_DIR}/${VCPKG_TARGET_TRIPLET}")
+    select_library_configurations(CHARSET)
+    if(NOT TARGET Iconv::Charset)
+        add_library(Iconv::Charset INTERFACE IMPORTED)
+        set_target_properties(Iconv::Charset PROPERTIES
+          INTERFACE_LINK_LIBRARIES "\$<\$<NOT:\$<CONFIG:DEBUG>>:${CHARSET_LIBRARY_RELEASE}>;\$<\$<CONFIG:DEBUG>:${CHARSET_LIBRARY_DEBUG}>"
+          INTERFACE_INCLUDE_DIRECTORIES "${CHARSET_INCLUDE_DIRS}")
+    endif()
+    if(CHARSET_LIBRARIES)
+        list(APPEND Iconv_LIBRARIES ${CHARSET_LIBRARIES})
+        if(TARGET Iconv::Iconv)
+            set_property(TARGET Iconv::Iconv APPEND PROPERTY INTERFACE_LINK_LIBRARIES Iconv::Charset)
+        endif()
+    endif()
+endif()

.ci/vcpkg/overlay-ports/libiconv/vcpkg.json

@@ -0,0 +1,8 @@
+{
+  "name": "libiconv",
+  "version": "1.17",
+  "port-version": 4,
+  "description": "GNU Unicode text conversion",
+  "homepage": "https://www.gnu.org/software/libiconv/",
+  "license": null
+}

.ci/vcpkg/overlay-ports/sdl2/portfile.cmake

@@ -2,7 +2,7 @@ vcpkg_from_github(
     OUT_SOURCE_PATH SOURCE_PATH
     REPO libsdl-org/SDL
     REF "release-${VERSION}"
-    SHA512 3a7c6c0515205338a023ada230128e658f4ecff3ccd371d33cd9bb82eb4992db972241faf44f325f7d536c7dedb0a02ee1574b7a84ba3c9856cae9e6d25bdbdc
+    SHA512 fa762df4eb5e57bee272b27dbbeca342e2db60cd2fee74e89e1a2d1f71a07681eeb5dfa68888f6cceb73b551e2b4b8ebcc55c87ed1236dffd59d21207979caf7
     HEAD_REF main
     PATCHES
         deps.patch

.ci/vcpkg/overlay-ports/sdl2/vcpkg.json

@@ -1,6 +1,6 @@
 {
   "name": "sdl2",
-  "version": "2.30.3",
+  "version": "2.30.4",
   "description": "Simple DirectMedia Layer is a cross-platform development library designed to provide low level access to audio, keyboard, mouse, joystick, and graphics hardware via OpenGL and Direct3D.",
   "homepage": "https://www.libsdl.org/download-2.0.php",
   "license": "Zlib",