gnu: ogre-next: Fix build on riscv64.

* gnu/packages/graphics.scm (ogre-next): Fix build on riscv64.
[source]: Add ogre-next-add-riscv64-support.patch.
[argument]<#:configure-flags>: When target riscv64, Add -DOGRE_SIMD_SSE2=OFF
and -DOGRE_SIMD_NEON=OFF.
* gnu/packages/patches/ogre-next-add-riscv64-support.patch: New file.
* gnu/local.mk (dist_patch_DATA): Register it.

Change-Id: I77279f3f5ed238f8b6526b5eceea5751f86ea6e1

gnu/local.mk

@@ -1923,6 +1923,7 @@ dist_patch_DATA =						\
   %D%/packages/patches/nyacc-binary-literals.patch		\
   %D%/packages/patches/obs-modules-location.patch		\
   %D%/packages/patches/ocaml-multiple-definitions.patch		\
+  %D%/packages/patches/ogre-next-add-riscv64-support.patch		\
   %D%/packages/patches/ocaml-4.07-dynamically-allocate-signal-stack.patch	\
   %D%/packages/patches/ocaml-4.09-dynamically-allocate-signal-stack.patch	\
   %D%/packages/patches/ocaml-4.09-multiple-definitions.patch	\

gnu/packages/graphics.scm

@@ -29,7 +29,7 @@
 ;;; Copyright © 2021, 2022 Vinicius Monego <monego@posteo.net>
 ;;; Copyright © 2022 Michael Rohleder <mike@rohleder.de>
 ;;; Copyright © 2022, 2023, 2024 John Kehayias <john.kehayias@protonmail.com>
-;;; Copyright © 2022, 2024 Zheng Junjie <873216071@qq.com>
+;;; Copyright © 2022, 2024, 2025 Zheng Junjie <z572@z572.online>
 ;;; Copyright © 2022 Tobias Kortkamp <tobias.kortkamp@gmail.com>
 ;;; Copyright © 2022 Paul A. Patience <paul@apatience.com>
 ;;; Copyright © 2022 dan <i@dan.games>
@@ -1354,6 +1354,7 @@ graphics.")
                     (url "https://github.com/OGRECave/ogre-next")
                     (commit (string-append "v" version))))
               (file-name (git-file-name name version))
+              (patches (search-patches "ogre-next-add-riscv64-support.patch"))
               (sha256
                (base32
                 "1yrlg3s654xbp95208h9a2b8jcwdk69r6sjvll0aiyvxm4c056cw"))))
@@ -1361,7 +1362,14 @@ graphics.")
                  ((#:tests? _ #f)
                   ;; The test suite is currently disabled by the build system
                   ;; (see: https://github.com/OGRECave/ogre-next/issues/466).
-                  #f)))
+                  #f)
+                 ((#:configure-flags flags #~(list))
+                  (if (target-riscv64?)
+                      #~(cons*
+                         "-DOGRE_SIMD_SSE2=OFF"
+                         "-DOGRE_SIMD_NEON=OFF"
+                         #$flags)
+                      flags))))
     (inputs
      (modify-inputs (package-inputs ogre)
        (append rapidjson)))))

gnu/packages/patches/ogre-next-add-riscv64-support.patch

@@ -0,0 +1,28 @@
+from https://github.com/OGRECave/ogre-next/pull/478
+
+From 12081a8f1a0e676ac618dd7c4c1d2e8390c07278 Mon Sep 17 00:00:00 2001
+From: Eric Long <i@hack3r.moe>
+Date: Mon, 18 Nov 2024 21:56:13 +0800
+Subject: [PATCH] Add riscv64 to 64-bit architectures
+
+---
+ OgreMain/include/OgrePlatform.h | 3 ++-
+ 1 file changed, 2 insertions(+), 1 deletion(-)
+
+diff --git a/OgreMain/include/OgrePlatform.h b/OgreMain/include/OgrePlatform.h
+index f9f7a12e46..a977aa2958 100644
+--- a/OgreMain/include/OgrePlatform.h
++++ b/OgreMain/include/OgrePlatform.h
+@@ -81,7 +81,8 @@ THE SOFTWARE.
+ #if defined( __x86_64__ ) || defined( _M_X64 ) || defined( _M_X64 ) || defined( _M_AMD64 ) || \
+     defined( __ppc64__ ) || defined( __PPC64__ ) || defined( __arm64__ ) || defined( __aarch64__ ) || \
+     defined( _M_ARM64 ) || defined( __mips64 ) || defined( __mips64_ ) || defined( __alpha__ ) || \
+-    defined( __ia64__ ) || defined( __e2k__ ) || defined( __s390__ ) || defined( __s390x__ )
++    defined( __ia64__ ) || defined( __e2k__ ) || defined( __s390__ ) || defined( __s390x__ ) || \
++    (defined(__riscv) && __riscv_xlen == 64)
+ #    define OGRE_ARCH_TYPE OGRE_ARCHITECTURE_64
+ #else
+ #    define OGRE_ARCH_TYPE OGRE_ARCHITECTURE_32
+-- 
+2.47.1
+