MDEV-32686 Use Red Hat package notes in compilation

This tests the compile using a spec file. This spec
file is defined by environment variables.

If the spec file doesn't exist (SLES/OpenSUSE),
isn't supported (e.g. clang), or has incorrect environment
variables the linker flag won't be used.

cmake/cpack_rpm.cmake

@@ -2,6 +2,8 @@ IF(RPM)
 
 MESSAGE(STATUS "CPackRPM building with RPM configuration: ${RPM}")
 
+INCLUDE(check_linker_flag)
+
 SET(CPACK_GENERATOR "RPM")
 SET(CPACK_RPM_PACKAGE_DEBUG 1)
 SET(CPACK_PACKAGING_INSTALL_PREFIX ${CMAKE_INSTALL_PREFIX})
@@ -52,6 +54,14 @@ SET(CPACK_PACKAGE_RELOCATABLE FALSE)
 SET(CPACK_RPM_PACKAGE_GROUP "Applications/Databases")
 SET(CPACK_RPM_PACKAGE_URL ${CPACK_PACKAGE_URL})
 
+# The spec file depends on environment variables
+SET(ENV{RPM_PACKAGE_NAME}    ${CPACK_RPM_PACKAGE_NAME})
+EXECUTE_PROCESS(COMMAND rpm --eval ${CPACK_RPM_PACKAGE_RELEASE} OUTPUT_VARIABLE RPM_PACKAGE_RELEASE_EXPANDED)
+SET(ENV{RPM_PACKAGE_RELEASE} ${RPM_PACKAGE_RELEASE_EXPANDED})
+SET(ENV{RPM_ARCH}            ${CMAKE_SYSTEM_PROCESSOR})
+SET(ENV{RPM_PACKAGE_VERSION} ${SERVER_VERSION})
+MY_CHECK_AND_SET_LINKER_FLAG("-specs=/usr/lib/rpm/redhat/redhat-package-notes")
+
 SET(CPACK_RPM_shared_PACKAGE_VENDOR "MariaDB Corporation Ab")
 SET(CPACK_RPM_shared_PACKAGE_LICENSE "LGPLv2.1")