SDL: cmake: add support for some BSD's wscons input (a2611)

From a2611edcf31b9c1c6726f449ee8c65be1a87a553 Mon Sep 17 00:00:00 2001
From: Anonymous Maarten <[EMAIL REDACTED]>
Date: Fri, 25 Nov 2022 02:39:50 +0100
Subject: [PATCH] cmake: add support for some BSD's wscons input

---
 CMakeLists.txt             | 16 ++++++++++++++++
 include/SDL_config.h.cmake |  1 +
 2 files changed, 17 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0bd63c050151..e363270ef436 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1485,6 +1485,18 @@ elseif(UNIX AND NOT APPLE AND NOT RISCOS AND NOT HAIKU)
               ioctl(0, KDENABIO, 1);
               return 0;
           }" HAVE_INPUT_KBIO)
+    elseif(OPENBSD OR NETBSD)
+      check_c_source_compiles("
+          #include <sys/time.h>
+          #include <dev/wscons/wsconsio.h>
+          #include <dev/wscons/wsksymdef.h>
+          #include <dev/wscons/wsksymvar.h>
+          #include <sys/ioctl.h>
+          int main(int argc, char **argv) {
+              struct wskbd_map_data data;
+              ioctl(0, WSKBDIO_GETMAP, &data);
+              return 0;
+          }" HAVE_INPUT_WSCONS)
     endif()
 
     if(HAVE_INPUT_EVENTS)
@@ -1506,6 +1518,10 @@ elseif(UNIX AND NOT APPLE AND NOT RISCOS AND NOT HAIKU)
       set(SDL_INPUT_FBSDKBIO 1)
     endif()
 
+    if(HAVE_INPUT_WSCONS)
+      set(SDL_INPUT_WSCONS 1)
+    endif()
+
     check_include_file("libudev.h" HAVE_LIBUDEV_H)
     check_include_file("sys/inotify.h" HAVE_SYS_INOTIFY_H)
     check_symbol_exists(inotify_init "sys/inotify.h" HAVE_INOTIFY_INIT)
diff --git a/include/SDL_config.h.cmake b/include/SDL_config.h.cmake
index 8fcb63d18fbe..9596fb22b0a8 100644
--- a/include/SDL_config.h.cmake
+++ b/include/SDL_config.h.cmake
@@ -332,6 +332,7 @@
 #cmakedefine SDL_INPUT_LINUXEV @SDL_INPUT_LINUXEV@
 #cmakedefine SDL_INPUT_LINUXKD @SDL_INPUT_LINUXKD@
 #cmakedefine SDL_INPUT_FBSDKBIO @SDL_INPUT_FBSDKBIO@
+#cmakedefine SDL_INPUT_WSCONS @SDL_INPUT_WSCONS@
 #cmakedefine SDL_JOYSTICK_ANDROID @SDL_JOYSTICK_ANDROID@
 #cmakedefine SDL_JOYSTICK_HAIKU @SDL_JOYSTICK_HAIKU@
 #cmakedefine SDL_JOYSTICK_WGI @SDL_JOYSTICK_WGI@