add loongarch support for abseil-cpp

Signed-off-by: Wenlong Zhang <zhangwenlong@loongson.cn>

0001-add-loongarch-suopport-for-abseil-cpp.patch

@@ -0,0 +1,34 @@
+From a8c98703c8b7b1fc3ae104dce0bfd05dc92a1d7d Mon Sep 17 00:00:00 2001
+From: Wenlong Zhang <zhangwenlong@loongson.cn> Huang Yang <huangyang@loongson.cn>
+Date: Mon, 14 Nov 2022 11:48:49 +0000
+Subject: [PATCH] add loongarch suopport for abseil-cpp
+
+Signed-off-by: Wenlong Zhang <zhangwenlong@loongson.cn>
+---
+ absl/base/internal/direct_mmap.h | 3 ++-
+ 1 file changed, 2 insertions(+), 1 deletion(-)
+
+diff --git a/absl/base/internal/direct_mmap.h b/absl/base/internal/direct_mmap.h
+index e492bb0..d11a64e 100644
+--- a/absl/base/internal/direct_mmap.h
++++ b/absl/base/internal/direct_mmap.h
+@@ -79,6 +79,7 @@ inline void* DirectMmap(void* start, size_t length, int prot, int flags, int fd,
+     (defined(__mips__) && _MIPS_SIM == _MIPS_SIM_ABI32) ||                   \
+     (defined(__PPC__) && !defined(__PPC64__)) ||                             \
+     (defined(__riscv) && __riscv_xlen == 32) ||                              \
++    defined(__loongarch64)	||					     \
+     (defined(__s390__) && !defined(__s390x__)) ||                            \
+     (defined(__sparc__) && !defined(__arch64__))
+   // On these architectures, implement mmap with mmap2.
+@@ -100,7 +101,7 @@ inline void* DirectMmap(void* start, size_t length, int prot, int flags, int fd,
+   return __mmap2(start, length, prot, flags, fd, offset / pagesize);
+ #else
+   return reinterpret_cast<void*>(
+-      syscall(SYS_mmap2, start, length, prot, flags, fd,
++      syscall(SYS_mmap, start, length, prot, flags, fd,
+               static_cast<off_t>(offset / pagesize)));
+ #endif
+ #elif defined(__s390x__)
+-- 
+2.33.0
+

abseil-cpp.spec

@@ -6,7 +6,7 @@
 
 Name:           abseil-cpp
 Version:        20220623.1
-Release:        2
+Release:        3
 Summary:        C++ Common Libraries
 
 License:        ASL 2.0
@@ -15,6 +15,9 @@ Source0:        https://github.com/abseil/abseil-cpp/archive/%{version}/%{name}-
 
 Patch0:         backport-Do-not-leak-maes-msse4.1-into-pkgconfig.patch
 Patch1:         abseil-cpp-20210324.2-sw.patch
+%ifarch loongarch64
+Patch100:	0001-add-loongarch-suopport-for-abseil-cpp.patch
+%endif
 
 BuildRequires:  cmake
 BuildRequires:  gcc-c++
@@ -64,6 +67,9 @@ Development headers for %{name}
 %{_libdir}/pkgconfig/*.pc
 
 %changelog
+* Mon Nov 14 2022 Wenlong Zhang <zhangwenlong@loongson.cn> - 20220623.1-3
+- add loongarch support for abseil-cpp
+
 * Fri Nov 11 2022 wuzx<wuzx1226@qq.com> - 20220623.1-2
 - Type:feature
 - CVE:NA