1 files changed, 59 insertions, 0 deletions
diff --git a/extra/mariadb/mariadb-10.5.10-atomic.patch b/extra/mariadb/mariadb-10.5.10-atomic.patch
new file mode 100644
index 00000000..bd6307a1
--- /dev/null
+++ b/extra/mariadb/mariadb-10.5.10-atomic.patch
@@ -0,0 +1,59 @@
+diff -rauN mariadb-10.5.10/configure.cmake mariadb-10.5.10-atomic-patch/configure.cmake
+--- mariadb-10.5.10/configure.cmake	2021-05-05 23:00:18.000000000 +0200
++++ mariadb-10.5.10-atomic-patch/configure.cmake	2021-05-30 13:26:47.387151901 +0200
+@@ -865,7 +865,26 @@
+   long long int *ptr= &var;
+   return (int)__atomic_load_n(ptr, __ATOMIC_SEQ_CST);
+ }"
+-HAVE_GCC_C11_ATOMICS)
++HAVE_GCC_C11_ATOMICS_WITHOUT_LIBATOMIC)
++IF (HAVE_GCC_C11_ATOMICS_WITHOUT_LIBATOMIC)
++  SET(HAVE_GCC_C11_ATOMICS True)
++ELSE()
++  SET(OLD_CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES})
++  LIST(APPEND CMAKE_REQUIRED_LIBRARIES "atomic")
++  CHECK_CXX_SOURCE_COMPILES("
++  int main()
++  {
++    long long int var= 1;
++    long long int *ptr= &var;
++    return (int)__atomic_load_n(ptr, __ATOMIC_SEQ_CST);
++  }"
++  HAVE_GCC_C11_ATOMICS_WITH_LIBATOMIC)
++  IF(HAVE_GCC_C11_ATOMICS_WITH_LIBATOMIC)
++    SET(HAVE_GCC_C11_ATOMICS True)
++  ENDIF()
++  SET(CMAKE_REQUIRED_LIBRARIES ${OLD_CMAKE_REQUIRED_LIBRARIES})
++ENDIF()
++
+ 
+ IF(WITH_VALGRIND)
+   SET(HAVE_valgrind 1)
+diff -rauN mariadb-10.5.10/mysys/CMakeLists.txt mariadb-10.5.10-atomic-patch/mysys/CMakeLists.txt
+--- mariadb-10.5.10/mysys/CMakeLists.txt	2021-05-05 23:00:19.000000000 +0200
++++ mariadb-10.5.10-atomic-patch/mysys/CMakeLists.txt	2021-05-30 13:28:17.793904044 +0200
+@@ -181,6 +181,11 @@
+   TARGET_LINK_LIBRARIES(mysys pthread)
+ ENDIF()
+ 
++# Explicit libatomic for i486
++IF (HAVE_GCC_C11_ATOMICS_WITH_LIBATOMIC)
++  TARGET_LINK_LIBRARIES(mysys atomic)
++ENDIF()
++
+ ADD_EXECUTABLE(thr_lock thr_lock.c)
+ TARGET_LINK_LIBRARIES(thr_lock mysys)
+ SET_TARGET_PROPERTIES(thr_lock PROPERTIES COMPILE_FLAGS "-DMAIN")
+diff -rauN mariadb-10.5.10/storage/rocksdb/build_rocksdb.cmake mariadb-10.5.10-atomic-patch/storage/rocksdb/build_rocksdb.cmake
+--- mariadb-10.5.10/storage/rocksdb/build_rocksdb.cmake	2021-05-05 23:00:19.000000000 +0200
++++ mariadb-10.5.10-atomic-patch/storage/rocksdb/build_rocksdb.cmake	2021-05-30 13:29:54.193990574 +0200
+@@ -498,6 +498,9 @@
+ 
+ ADD_CONVENIENCE_LIBRARY(rocksdblib ${SOURCES})
+ target_link_libraries(rocksdblib ${THIRDPARTY_LIBS} ${SYSTEM_LIBS})
++IF (HAVE_GCC_C11_ATOMICS_WITH_LIBATOMIC)
++  TARGET_LINK_LIBRARIES(rocksdblib atomic)
++ENDIF()
+ IF(CMAKE_CXX_COMPILER_ID MATCHES "GNU" OR CMAKE_CXX_COMPILER_ID MATCHES "Clang")
+   set_target_properties(rocksdblib PROPERTIES COMPILE_FLAGS "-fPIC -fno-builtin-memcmp -Wno-error")
+ endif()