add sw_64 support

(cherry picked from commit 24976793faf51fb6d7514c65e967739910af029c)

emacs-add-sw64-support.patch

@@ -0,0 +1,52 @@
+From 8fe8fef3274d006bd01900b8aee838c229e81cbd Mon Sep 17 00:00:00 2001
+From: mahailiang <mahailiang@uniontech.com>
+Date: Thu, 7 Nov 2024 09:46:14 +0800
+Subject: [PATCH] add sw64 support
+
+---
+ configure.ac           | 2 +-
+ src/unexelf.c          | 8 +++++++-
+ 2 files changed, 8 insertions(+), 2 deletions(-)
+
+diff --git a/configure.ac b/configure.ac
+index ad1068a..dce63ff 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -740,7 +740,7 @@ case "${canonical}" in
+   *-apple-darwin* )
+     case "${canonical}" in
+       *-apple-darwin[0-9].*) unported=yes ;;
+-      i[3456]86-* | x86_64-* | arm-* | aarch64-* )  ;;
++      i[3456]86-* | x86_64-* | arm-* | sw_64-* | aarch64-* )  ;;
+       * )            unported=yes ;;
+     esac
+     opsys=darwin
+diff --git a/src/unexelf.c b/src/unexelf.c
+index 607ac0c..da5cbd6 100644
+--- a/src/unexelf.c
++++ b/src/unexelf.c
+@@ -120,7 +120,7 @@ typedef struct {
+ /*
+  * NetBSD does not have normal-looking user-land ELF support.
+  */
+-# if defined __alpha__ || defined __sparc_v9__ || defined _LP64
++# if defined __alpha__ || defined __sparc_v9__ || defined _LP64 || defined __sw_64__
+ #  define ELFSIZE	64
+ # else
+ #  define ELFSIZE	32
+@@ -150,6 +150,12 @@ typedef struct {
+ #  define pHDRR		HDRR *
+ # endif /* __alpha__ */
+ 
++# ifdef __sw_64__
++#  include <sys/exec_ecoff.h>
++#  define HDRR		struct ecoff_symhdr
++#  define pHDRR		HDRR *
++# endif /* __sw_64__ */
++
+ #ifdef __mips__			/* was in pkgsrc patches for 20.7 */
+ # define SHT_MIPS_DEBUG	DT_MIPS_FLAGS
+ # define HDRR		struct Elf_Shdr
+-- 
+2.39.3
+

emacs.spec

@@ -8,7 +8,7 @@
 Name:          emacs
 Epoch:         1
 Version:       29.1
-Release:       4
+Release:       5
 Summary:       An extensible GNU text editor
 License:       GPLv3+ and CC0-1.0
 URL:           http://www.gnu.org/software/emacs
@@ -35,6 +35,7 @@ Patch6008:        backport-CVE-2024-39331.patch
 Patch6009:        backport-CVE-2025-1244.patch
 
 Patch9000:        emacs-deal-taboo-words.patch
+Patch9001:	  emacs-add-sw64-support.patch
 
 BuildRequires: gcc atk-devel cairo-devel freetype-devel fontconfig-devel dbus-devel giflib-devel
 BuildRequires: glibc-devel zlib-devel gnutls-devel libselinux-devel GConf2-devel alsa-lib-devel
@@ -166,7 +167,7 @@ ln -s ../../%{name}/%{version}/etc/COPYING doc
 ln -s ../../%{name}/%{version}/etc/NEWS doc
 
 %build
-%ifarch loongarch64
+%ifarch loongarch64 sw_64
 %_update_config_guess
 %_update_config_sub
 %endif
@@ -417,6 +418,9 @@ fi
 %{_mandir}/*/*
 
 %changelog
+* Wed Mar 12 2025 mahailiang <mahailiang@uniontech.com> - 1:29.1-5
+- add sw_64 support
+
 * Thu Feb 13 2025 zhangpan <zhangpan103@h-partners.com> - 1:29.1-4
 - fix CVE-2025-1244