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# Copyright (c) 2010, 2025, Oracle and/or its affiliates.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License, version 2.0,
# as published by the Free Software Foundation.
#
# This program is designed to work with certain software (including
# but not limited to OpenSSL) that is licensed under separate terms,
# as designated in a particular file or component or in included license
# documentation. The authors of MySQL hereby grant you an additional
# permission to link the program and your derivative works with the
# separately licensed software that they have either included with
# the program or referenced in the documentation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License, version 2.0, for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
# This file includes OSX specific options and quirks, related to system checks
INCLUDE(CheckCSourceRuns)
IF(CMAKE_SYSTEM_PROCESSOR MATCHES "arm64")
SET(APPLE_ARM 1)
ENDIF()
# We require at least XCode 10.0
IF(NOT FORCE_UNSUPPORTED_COMPILER)
IF(MY_COMPILER_IS_CLANG)
CHECK_C_SOURCE_RUNS("
int main()
{
return (__clang_major__ < 10);
}" HAVE_SUPPORTED_CLANG_VERSION)
IF(NOT HAVE_SUPPORTED_CLANG_VERSION)
MESSAGE(FATAL_ERROR "XCode 10.0 or newer is required!")
ENDIF()
ELSE()
MESSAGE(FATAL_ERROR "Unsupported compiler!")
ENDIF()
ENDIF()
# This is used for the version_compile_machine variable.
IF(CMAKE_SIZEOF_VOID_P MATCHES 8)
IF(APPLE_ARM)
SET(MYSQL_MACHINE_TYPE "arm64")
ELSE()
SET(MYSQL_MACHINE_TYPE "x86_64")
ENDIF()
ENDIF()
# CMAKE_CXX_ARCHIVE_CREATE is by default
# "<CMAKE_AR> qc <TARGET> <LINK_FLAGS> <OBJECTS>"
# And CMAKE_AR is "<toolchain>/usr/bin/ar"
#
# CMAKE_CXX_ARCHIVE_FINISH is by default
# "<CMAKE_RANLIB> <TARGET>"
# and CMAKE_RANLIB is "<toolchain>/usr/bin/ranlib>"
#
# libtool has an option -no_warning_for_no_symbols
# but will generate lots of warnings for files with the same basename:
# /usr/bin/libtool: warning same member name (check_constraints.cc.o) ....
#
# To get a clean build, use 'ar' and ensure all source files are non-empty.
# Use this by default for Ninja and Makefiles.
IF(APPLE_XCODE)
SET(WITH_LIBTOOL_DEFAULT ON)
ELSE()
SET(WITH_LIBTOOL_DEFAULT OFF)
ENDIF()
OPTION(WITH_LIBTOOL
"Use 'libtool' rather than 'ar' for creating static libraries"
${WITH_LIBTOOL_DEFAULT}
)
IF(WITH_LIBTOOL)
SET(CMAKE_C_CREATE_STATIC_LIBRARY
"/usr/bin/libtool -static -no_warning_for_no_symbols -o <TARGET> <LINK_FLAGS> <OBJECTS> ")
SET(CMAKE_CXX_CREATE_STATIC_LIBRARY
"/usr/bin/libtool -static -no_warning_for_no_symbols -o <TARGET> <LINK_FLAGS> <OBJECTS> ")
ELSE()
# This did not fix the "library.a(filename.cc.o) has no symbols" warnings.
# 'ranlib' has the -no_warning_for_no_symbols option, but 'ar' does not.
# STRING(REPLACE "<CMAKE_RANLIB>" "<CMAKE_RANLIB> -no_warning_for_no_symbols"
# CMAKE_C_ARCHIVE_FINISH "${CMAKE_C_ARCHIVE_FINISH}")
# STRING(REPLACE "<CMAKE_RANLIB>" "<CMAKE_RANLIB> -no_warning_for_no_symbols"
# CMAKE_CXX_ARCHIVE_FINISH "${CMAKE_CXX_ARCHIVE_FINISH}")
ENDIF()
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