mirror of
https://github.com/ceph/ceph
synced 2024-12-22 19:34:30 +00:00
b9b6faf66a
sys_siglist is deprecated with glibc 2.32. A new thread-safe and async-signal safe sigdescr_np() function is provided, so use it if available. Fixes: https://tracker.ceph.com/issues/47187 Signed-off-by: David Disseldorp <ddiss@suse.de>
156 lines
5.1 KiB
CMake
156 lines
5.1 KiB
CMake
if(CMAKE_CXX_COMPILER_ID STREQUAL GNU)
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if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS 7)
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message(FATAL_ERROR "GCC 7+ required due to C++17 requirements")
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endif()
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endif()
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#Check Includes
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include(CheckIncludeFiles)
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include(CheckIncludeFileCXX)
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include(CheckFunctionExists)
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check_function_exists(fallocate CEPH_HAVE_FALLOCATE)
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check_function_exists(posix_fadvise HAVE_POSIX_FADVISE)
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check_function_exists(posix_fallocate HAVE_POSIX_FALLOCATE)
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check_function_exists(syncfs HAVE_SYS_SYNCFS)
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check_function_exists(sync_file_range HAVE_SYNC_FILE_RANGE)
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check_function_exists(pwritev HAVE_PWRITEV)
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check_function_exists(splice CEPH_HAVE_SPLICE)
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check_function_exists(getgrouplist HAVE_GETGROUPLIST)
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if(NOT APPLE)
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check_function_exists(fdatasync HAVE_FDATASYNC)
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endif()
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check_function_exists(strerror_r HAVE_Strerror_R)
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check_function_exists(name_to_handle_at HAVE_NAME_TO_HANDLE_AT)
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check_function_exists(pipe2 HAVE_PIPE2)
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check_function_exists(accept4 HAVE_ACCEPT4)
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check_function_exists(sigdescr_np HAVE_SIGDESCR_NP)
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include(CMakePushCheckState)
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cmake_push_check_state(RESET)
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set(CMAKE_REQUIRED_LIBRARIES pthread)
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check_function_exists(pthread_spin_init HAVE_PTHREAD_SPINLOCK)
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check_function_exists(pthread_set_name_np HAVE_PTHREAD_SET_NAME_NP)
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check_function_exists(pthread_get_name_np HAVE_PTHREAD_GET_NAME_NP)
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check_function_exists(pthread_setname_np HAVE_PTHREAD_SETNAME_NP)
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check_function_exists(pthread_getname_np HAVE_PTHREAD_GETNAME_NP)
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check_function_exists(pthread_rwlockattr_setkind_np HAVE_PTHREAD_RWLOCKATTR_SETKIND_NP)
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cmake_pop_check_state()
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check_function_exists(eventfd HAVE_EVENTFD)
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check_function_exists(getprogname HAVE_GETPROGNAME)
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check_function_exists(gettid HAVE_GETTID)
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CHECK_INCLUDE_FILES("linux/types.h" HAVE_LINUX_TYPES_H)
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CHECK_INCLUDE_FILES("linux/version.h" HAVE_LINUX_VERSION_H)
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CHECK_INCLUDE_FILES("arpa/nameser_compat.h" HAVE_ARPA_NAMESER_COMPAT_H)
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CHECK_INCLUDE_FILES("sys/mount.h" HAVE_SYS_MOUNT_H)
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CHECK_INCLUDE_FILES("sys/param.h" HAVE_SYS_PARAM_H)
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CHECK_INCLUDE_FILES("sys/types.h" HAVE_SYS_TYPES_H)
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CHECK_INCLUDE_FILES("sys/vfs.h" HAVE_SYS_VFS_H)
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CHECK_INCLUDE_FILES("sys/prctl.h" HAVE_SYS_PRCTL_H)
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CHECK_INCLUDE_FILES("execinfo.h" HAVE_EXECINFO_H)
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if(LINUX)
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CHECK_INCLUDE_FILES("sched.h" HAVE_SCHED)
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endif()
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CHECK_INCLUDE_FILES("valgrind/helgrind.h" HAVE_VALGRIND_HELGRIND_H)
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include(CheckTypeSize)
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set(CMAKE_EXTRA_INCLUDE_FILES "linux/types.h")
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CHECK_TYPE_SIZE(__u8 __U8)
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CHECK_TYPE_SIZE(__u16 __U16)
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CHECK_TYPE_SIZE(__u32 __U32)
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CHECK_TYPE_SIZE(__u64 __U64)
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CHECK_TYPE_SIZE(__s8 __S8)
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CHECK_TYPE_SIZE(__s16 __S16)
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CHECK_TYPE_SIZE(__s32 __S32)
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CHECK_TYPE_SIZE(__s64 __S64)
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unset(CMAKE_EXTRA_INCLUDE_FILES)
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include(CheckSymbolExists)
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cmake_push_check_state(RESET)
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set(CMAKE_REQUIRED_LIBRARIES rt)
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check_symbol_exists(_POSIX_TIMERS "unistd.h;time.h" HAVE_POSIX_TIMERS)
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cmake_pop_check_state()
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if(HAVE_POSIX_TIMERS)
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find_library(RT_LIBRARY NAMES rt)
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endif()
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check_symbol_exists(res_nquery "resolv.h" HAVE_RES_NQUERY)
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check_symbol_exists(F_SETPIPE_SZ "linux/fcntl.h" CEPH_HAVE_SETPIPE_SZ)
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check_symbol_exists(__func__ "" HAVE_FUNC)
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check_symbol_exists(__PRETTY_FUNCTION__ "" HAVE_PRETTY_FUNC)
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check_symbol_exists(getentropy "unistd.h" HAVE_GETENTROPY)
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include(CheckCXXSourceCompiles)
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check_cxx_source_compiles("
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#include <string.h>
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int main() { char x = *strerror_r(0, &x, sizeof(x)); return 0; }
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" STRERROR_R_CHAR_P)
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include(CheckStructHasMember)
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CHECK_STRUCT_HAS_MEMBER("struct stat" st_mtim.tv_nsec sys/stat.h
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HAVE_STAT_ST_MTIM_TV_NSEC LANGUAGE C)
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CHECK_STRUCT_HAS_MEMBER("struct stat" st_mtimespec.tv_nsec sys/stat.h
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HAVE_STAT_ST_MTIMESPEC_TV_NSEC LANGUAGE C)
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if(NOT CMAKE_CROSSCOMPILING)
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include(CheckCXXSourceRuns)
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cmake_push_check_state()
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set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -std=c++17")
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if(WIN32)
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set(CMAKE_REQUIRED_LIBRARIES ws2_32)
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endif()
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check_cxx_source_runs("
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#include <cstdint>
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#include <iterator>
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#ifdef _WIN32
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#include <winsock2.h>
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#else
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#include <arpa/inet.h>
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#endif
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uint32_t load(char* p, size_t offset)
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{
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return *reinterpret_cast<uint32_t*>(p + offset);
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}
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bool good(uint32_t lhs, uint32_t big_endian)
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{
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return lhs == ntohl(big_endian);
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}
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int main(int argc, char **argv)
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{
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char a1[] = \"ABCDEFG\";
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uint32_t a2[] = {0x41424344,
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0x42434445,
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0x43444546,
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0x44454647};
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for (size_t i = 0; i < std::size(a2); i++) {
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if (!good(load(a1, i), a2[i])) {
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return 1;
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}
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}
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}"
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HAVE_UNALIGNED_ACCESS)
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cmake_pop_check_state()
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if(NOT HAVE_UNALIGNED_ACCESS)
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message(FATAL_ERROR "Unaligned access is required")
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endif()
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else(NOT CMAKE_CROSSCOMPILING)
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message(STATUS "Assuming unaligned access is supported")
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endif(NOT CMAKE_CROSSCOMPILING)
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# should use LINK_OPTIONS instead of LINK_LIBRARIES, if we can use cmake v3.14+
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try_compile(HAVE_LINK_VERSION_SCRIPT
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${CMAKE_CURRENT_BINARY_DIR}
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SOURCES ${CMAKE_CURRENT_LIST_DIR}/CephCheck_link.c
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LINK_LIBRARIES "-Wl,--version-script=${CMAKE_CURRENT_LIST_DIR}/CephCheck_link.map")
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try_compile(HAVE_LINK_EXCLUDE_LIBS
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${CMAKE_CURRENT_BINARY_DIR}
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SOURCES ${CMAKE_CURRENT_LIST_DIR}/CephCheck_link.c
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LINK_LIBRARIES "-Wl,--exclude-libs,ALL")
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