X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=config%2Fmeson.build;h=224d29e1ce1546037d80a18f9fa9f9c14c9b481e;hb=da4eae278b56e698c64d0c39939a7a55c5b6abdd;hp=6a6ab503eb15759ba75f24691982f621e5653a63;hpb=8e35792c5325f9fd2cb7cfab507aa23fc956ced7;p=dpdk.git diff --git a/config/meson.build b/config/meson.build index 6a6ab503eb..224d29e1ce 100644 --- a/config/meson.build +++ b/config/meson.build @@ -14,10 +14,29 @@ foreach env:supported_exec_envs set_variable('is_' + env, exec_env == env) endforeach +# MS linker requires special treatment. +# TODO: use cc.get_linker_id() with Meson >= 0.54 +is_ms_linker = is_windows and (cc.get_id() == 'clang') + # set the major version, which might be used by drivers and libraries # depending on the configuration options pver = meson.project_version().split('.') major_version = '@0@.@1@'.format(pver.get(0), pver.get(1)) +abi_version = run_command(find_program('cat', 'more'), + abi_version_file).stdout().strip() + +# Regular libraries have the abi_version as the filename extension +# and have the soname be all but the final part of the abi_version. +# Experimental libraries have soname with '0.major' +# and the filename suffix as 0.majorminor versions, +# e.g. v20.1 => librte_stable.so.20.1, librte_experimental.so.0.201 +# sonames => librte_stable.so.20, librte_experimental.so.0.20 +# e.g. v20.0.1 => librte_stable.so.20.0.1, librte_experimental.so.0.2001 +# sonames => librte_stable.so.20.0, librte_experimental.so.0.200 +abi_va = abi_version.split('.') +stable_so_version = abi_va.length() == 2 ? abi_va[0] : abi_va[0] + '.' + abi_va[1] +experimental_abi_version = '0.' + abi_va[0] + abi_va[1] + '.' + abi_va[2] +experimental_so_version = experimental_abi_version # extract all version information into the build configuration dpdk_conf.set('RTE_VER_YEAR', pver.get(0).to_int()) @@ -37,7 +56,7 @@ endif pmd_subdir_opt = get_option('drivers_install_subdir') if pmd_subdir_opt.contains('') - pmd_subdir_opt = major_version.join(pmd_subdir_opt.split('')) + pmd_subdir_opt = abi_version.join(pmd_subdir_opt.split('')) endif driver_install_path = join_paths(get_option('libdir'), pmd_subdir_opt) eal_pmd_path = join_paths(get_option('prefix'), driver_install_path) @@ -93,14 +112,18 @@ dpdk_conf.set('RTE_TOOLCHAIN_' + toolchain.to_upper(), 1) dpdk_conf.set('RTE_ARCH_64', cc.sizeof('void *') == 8) -add_project_link_arguments('-Wl,--no-as-needed', language: 'c') +if not is_windows + add_project_link_arguments('-Wl,--no-as-needed', language: 'c') +endif -# use pthreads -add_project_link_arguments('-pthread', language: 'c') -dpdk_extra_ldflags += '-pthread' +# use pthreads if available for the platform +if not is_ms_linker + add_project_link_arguments('-pthread', language: 'c') + dpdk_extra_ldflags += '-pthread' +endif # on some OS, maths functions are in a separate library -if cc.find_library('libm', required : false).found() +if cc.find_library('m', required : false).found() # some libs depend on maths lib add_project_link_arguments('-lm', language: 'c') dpdk_extra_ldflags += '-lm' @@ -137,6 +160,26 @@ if libbsd.found() dpdk_conf.set('RTE_USE_LIBBSD', 1) endif +# check for pcap +pcap_dep = dependency('pcap', required: false) +if pcap_dep.found() + # pcap got a pkg-config file only in 1.9.0 and before that meson uses + # an internal pcap-config finder, which is not compatible with + # cross-compilation, so try to fallback to find_library + pcap_dep = cc.find_library('pcap', required: false) +endif +if pcap_dep.found() and cc.has_header('pcap.h', dependencies: pcap_dep) + dpdk_conf.set('RTE_PORT_PCAP', 1) + dpdk_extra_ldflags += '-lpcap' +endif + +# for clang 32-bit compiles we need libatomic for 64-bit atomic ops +if cc.get_id() == 'clang' and dpdk_conf.get('RTE_ARCH_64') == false + atomic_dep = cc.find_library('atomic', required: true) + add_project_link_arguments('-latomic', language: 'c') + dpdk_extra_ldflags += '-latomic' +endif + # add -include rte_config to cflags add_project_arguments('-include', 'rte_config.h', language: 'c') @@ -169,6 +212,12 @@ if not dpdk_conf.get('RTE_ARCH_64') # for 32-bit, don't warn about casting a 32-bit pointer to 64-bit int - it's fine!! warning_flags += '-Wno-pointer-to-int-cast' endif +if cc.get_id() == 'intel' + warning_ids = [188, 2203, 2279, 2557, 3179, 3656] + foreach i:warning_ids + warning_flags += '-diag-disable=@0@'.format(i) + endforeach +endif foreach arg: warning_flags if cc.has_argument(arg) add_project_arguments(arg, language: 'c') @@ -192,7 +241,7 @@ if host_machine.cpu_family().startswith('x86') elif host_machine.cpu_family().startswith('arm') or host_machine.cpu_family().startswith('aarch') arch_subdir = 'arm' elif host_machine.cpu_family().startswith('ppc') - arch_subdir = 'ppc_64' + arch_subdir = 'ppc' endif subdir(arch_subdir) dpdk_conf.set('RTE_COMPILE_TIME_CPUFLAGS', ','.join(compile_time_cpuflags)) @@ -212,3 +261,26 @@ add_project_arguments('-D_GNU_SOURCE', language: 'c') if is_freebsd add_project_arguments('-D__BSD_VISIBLE', language: 'c') endif + +if is_windows + # Minimum supported API is Windows 7. + add_project_arguments('-D_WIN32_WINNT=0x0601', language: 'c') + + # Use MinGW-w64 stdio, because DPDK assumes ANSI-compliant formatting. + if cc.get_id() == 'gcc' + add_project_arguments('-D__USE_MINGW_ANSI_STDIO', language: 'c') + endif +endif + +if get_option('b_lto') + if cc.has_argument('-ffat-lto-objects') + add_project_arguments('-ffat-lto-objects', language: 'c') + else + error('compiler does not support fat LTO objects - please turn LTO off') + endif + # workaround for gcc bug 81440 + if cc.get_id() == 'gcc' and cc.version().version_compare('<8.0') + add_project_arguments('-Wno-lto-type-mismatch', language: 'c') + add_project_link_arguments('-Wno-lto-type-mismatch', language: 'c') + endif +endif