From 75b42602669acb59f8fc07daf3bbd5aebf9193cf Mon Sep 17 00:00:00 2001
From: Hunt Lin <hunt.lin@tes-tec.com>
Date: Thu, 10 Sep 2020 11:43:29 +0800
Subject: [PATCH] SDL_USE_IME

---
 sdl2-sys/build.rs                             |  1 +
 .../patches/SDL2-2.0.10-SDL_USE_IME.patch     | 71 +++++++++++++++++++
 2 files changed, 72 insertions(+)
 create mode 100644 sdl2-sys/patches/SDL2-2.0.10-SDL_USE_IME.patch

diff --git a/sdl2-sys/build.rs b/sdl2-sys/build.rs
index 174d540eefa..e8d7cadb5e2 100644
--- a/sdl2-sys/build.rs
+++ b/sdl2-sys/build.rs
@@ -153,6 +153,7 @@ fn patch_sdl2(sdl2_source_path: &Path) {
         ("SDL2-2.0.10-CMakeLists.txt.patch", include_str!("patches/SDL2-2.0.10-CMakeLists.txt.patch")),
         // https://bugzilla.libsdl.org/show_bug.cgi?id=5105
         ("SDL2-2.0.10-sndio-shared-linux.patch", include_str!("patches/SDL2-2.0.10-sndio-shared-linux.patch")),
+        ("SDL2-2.0.10-SDL_USE_IME.patch", include_str!("patches/SDL2-2.0.10-SDL_USE_IME.patch")),
     ];
     let sdl_version = format!("SDL2-{}", LASTEST_SDL2_VERSION);
 
diff --git a/sdl2-sys/patches/SDL2-2.0.10-SDL_USE_IME.patch b/sdl2-sys/patches/SDL2-2.0.10-SDL_USE_IME.patch
new file mode 100644
index 00000000000..97c8baf96d7
--- /dev/null
+++ b/sdl2-sys/patches/SDL2-2.0.10-SDL_USE_IME.patch
@@ -0,0 +1,71 @@
+From 278b2210204a68a74c67605fd8b622f155ece5f0 Mon Sep 17 00:00:00 2001
+From: Hunt Lin <hunt.lin@tes-tec.com>
+Date: Thu, 10 Sep 2020 11:22:20 +0800
+Subject: [PATCH] SDL_USE_IME
+
+---
+ CMakeLists.txt             | 14 ++++++++++++++
+ include/SDL_config.h.cmake |  2 ++
+ 2 files changed, 16 insertions(+)
+
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index 610f150..dbc64ec 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -1062,6 +1062,10 @@ elseif(UNIX AND NOT APPLE AND NOT ANDROID)
+         #endif
+         int main(int argc, char** argv) {}" HAVE_INPUT_EVENTS)
+ 
++    check_c_source_compiles("
++        #include <X11/keysym.h>
++        int main(int argc, char** argv) {}" HAVE_IME)
++
+     check_c_source_compiles("
+         #include <linux/kd.h>
+         #include <linux/keyboard.h>
+@@ -1080,6 +1084,10 @@ elseif(UNIX AND NOT APPLE AND NOT ANDROID)
+       set(SDL_INPUT_LINUXEV 1)
+     endif()
+ 
++    if(HAVE_IME)
++      set(SDL_USE_IME 1)
++    endif()
++
+     if(SDL_HAPTIC AND HAVE_INPUT_EVENTS)
+       set(SDL_HAPTIC_LINUX 1)
+       file(GLOB HAPTIC_SOURCES ${SDL2_SOURCE_DIR}/src/haptic/linux/*.c)
+@@ -1116,6 +1124,12 @@ elseif(UNIX AND NOT APPLE AND NOT ANDROID)
+     endif()
+ 
+     check_include_file("fcitx/frontend.h" HAVE_FCITX_FRONTEND_H)
++
++    if(HAVE_FCITX_FRONTEND_H)
++      set(SDL_USE_IME 1)
++    endif()
++
++    set(SDL_USE_IME 1)
+   endif()
+ 
+   if(INPUT_TSLIB)
+diff --git a/include/SDL_config.h.cmake b/include/SDL_config.h.cmake
+index 5e9e5bc..120f4f6 100644
+--- a/include/SDL_config.h.cmake
++++ b/include/SDL_config.h.cmake
+@@ -198,6 +198,7 @@
+ #cmakedefine HAVE_ALTIVEC_H 1
+ #cmakedefine HAVE_DBUS_DBUS_H 1
+ #cmakedefine HAVE_FCITX_FRONTEND_H 1
++#cmakedefine HAVE_IME 1
+ #cmakedefine HAVE_IBUS_IBUS_H 1
+ #cmakedefine HAVE_IMMINTRIN_H 1
+ #cmakedefine HAVE_LIBSAMPLERATE_H 1
+@@ -274,6 +275,7 @@
+ /* Enable various input drivers */
+ #cmakedefine SDL_INPUT_LINUXEV @SDL_INPUT_LINUXEV@
+ #cmakedefine SDL_INPUT_LINUXKD @SDL_INPUT_LINUXKD@
++#cmakedefine SDL_USE_IME @SDL_USE_IME@
+ #cmakedefine SDL_INPUT_TSLIB @SDL_INPUT_TSLIB@
+ #cmakedefine SDL_JOYSTICK_ANDROID @SDL_JOYSTICK_ANDROID@
+ #cmakedefine SDL_JOYSTICK_HAIKU @SDL_JOYSTICK_HAIKU@
+-- 
+2.25.1