gnu: Add vcmi.

* gnu/packages/games.scm (vcmi): New variable.
* gnu/packages/patches/vcmi-disable-privacy-breach.patch: New file.
* gnu/local.mk (dist_patch_DATA): Register it here.

Signed-off-by: Liliana Marie Prikler <liliana.prikler@gmail.com>

gnu/local.mk

@@ -2053,6 +2053,7 @@ dist_patch_DATA =						\
   %D%/packages/patches/vboot-utils-fix-format-load-address.patch	\
   %D%/packages/patches/vboot-utils-fix-tests-show-contents.patch	\
   %D%/packages/patches/vboot-utils-skip-test-workbuf.patch	\
+  %D%/packages/patches/vcmi-disable-privacy-breach.patch	\
   %D%/packages/patches/vinagre-newer-freerdp.patch             \
   %D%/packages/patches/vinagre-newer-rdp-parameters.patch      \
   %D%/packages/patches/virtuoso-ose-remove-pre-built-jar-files.patch	\

gnu/packages/games.scm

@@ -203,6 +203,7 @@
   #:use-module (gnu packages sqlite)
   #:use-module (gnu packages squirrel)
   #:use-module (gnu packages swig)
+  #:use-module (gnu packages tbb)
   #:use-module (gnu packages tcl)
   #:use-module (gnu packages terminals)
   #:use-module (gnu packages texinfo)
@@ -11307,6 +11308,54 @@ Magic II (aka HOMM2) game engine.  It requires assets and game resources to
 play; it will look for them at @file{~/.local/share/fheroes2} folder.")
     (license license:gpl2)))
 
+(define-public vcmi
+  (package
+    (name "vcmi")
+    (version "1.2.1")
+    (source (origin
+              (method git-fetch)
+              (uri (git-reference
+                    (url "https://github.com/vcmi/vcmi")
+                    (commit version)))
+              (file-name (git-file-name name version))
+              (sha256
+               (base32
+                "0f3fk1fc2wb7f2j4pxz89dzr8zjnrdh435mijia483a3bq59w7pk"))
+              (patches (search-patches "vcmi-disable-privacy-breach.patch"))))
+    (build-system cmake-build-system)
+    (arguments
+     (list #:configure-flags #~(list "-DFORCE_BUNDLED_FL=OFF")
+           ;; Test suites do not seem well supported upstream and are disabled by default.
+           ;; Pass -DENABLE_TEST to configure to enable.
+           #:tests? #f))
+    (native-inputs
+     (list boost
+           ffmpeg
+           fuzzylite
+           ;; googletest ; needed for tests, but tests are disabled
+           libxkbcommon
+           luajit
+           minizip
+           pkg-config
+           python
+           ;; XXX: Build currently fails with qtbase-6 and qttools-6
+           qtbase-5
+           qttools-5
+           sdl2
+           sdl2-mixer
+           sdl2-image
+           sdl2-ttf
+           tbb
+           vulkan-headers
+           zlib))
+    (home-page "https://vcmi.eu/")
+    (synopsis "Turn-based strategy game engine")
+    (description
+     "@code{vcmi} is an implementation of the Heroes of Might and
+Magic III game engine.  It requires assets and game resources to
+play; it will look for them at @file{~/.local/share/vcmi} folder.")
+    (license license:gpl2)))
+
 (define-public apricots
   (package
     (name "apricots")

gnu/packages/patches/vcmi-disable-privacy-breach.patch

@@ -0,0 +1,21 @@
+Origin: https://salsa.debian.org/games-team/vcmi/-/blob/debian/1.1.0+dfsg-1/debian/patches/disable-privacy-breach
+From: Johannes Schauer <josch@debian.org>
+Subject: do not check remote repositories on startup by default
+Forwarded: not-needed
+
+--- a/config/schemas/settings.json
++++ b/config/schemas/settings.json
+@@ -401,11 +401,11 @@
+ 				},
+ 				"autoCheckRepositories" : {
+ 					"type" : "boolean",
+-					"default" : true
++					"default" : false
+ 				},
+ 				"updateOnStartup" : {
+ 					"type" : "boolean",
+-					"default" : true
++					"default" : false
+ 				},
+ 				"updateConfigUrl" : {
+ 					"type" : "string",