# SPDX-License-Identifier: Apache-2.0 if (CONFIG_64BIT) # some gcc versions fail to build without -fPIC zephyr_compile_options(-m64 -fPIC) zephyr_ld_options(-m64) else () zephyr_compile_options(-m32) zephyr_ld_options(-m32) endif () zephyr_compile_options( ${ARCH_FLAG} -include ${ZEPHYR_BASE}/arch/posix/include/posix_cheats.h ) # @Intent: Obtain compiler specific flags for no freestanding compilation toolchain_cc_no_freestanding_options() zephyr_include_directories(${BOARD_DIR}) if (CONFIG_COVERAGE) toolchain_cc_coverage() endif () if (CONFIG_ASAN) toolchain_cc_asan() endif () if (CONFIG_UBSAN) toolchain_cc_ubsan() endif () zephyr_compile_definitions(_POSIX_C_SOURCE=200809 _XOPEN_SOURCE=600 _XOPEN_SOURCE_EXTENDED) zephyr_ld_options( -ldl -pthread ) # About the -include directive: The reason to do it this way, is because in this # manner it is transparent to the application. Otherwise posix_cheats.h needs to # be included in all the applications' files which define main( ), and in any # app file which uses the pthreads like API provided by Zephyr # ( include/posix/pthread.h / kernel/pthread.c ) [And any future API added to # Zephyr which will clash with the native POSIX API] . It would also need to # be included in a few zephyr kernel files. add_subdirectory(core)