159 lines
5.3 KiB
Meson
159 lines
5.3 KiB
Meson
project('mlibc', 'c', 'cpp')
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cxxshim_dep = subproject('cxxshim').get_variable('cxxshim_dep')
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frigg_dep = subproject('frigg').get_variable('frigg_dep')
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c_compiler = meson.get_compiler('c')
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gccdir = run_command('/bin/sh', '-c',
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''.join(c_compiler.cmd_array()) + ' -print-search-dirs | sed -n -e "s/install: \(.*\)/\\1/p"',
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check: true).stdout().strip()
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add_project_arguments('-nostdinc', '-fno-builtin', language: ['c', 'cpp'])
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add_project_arguments('-std=c++17', language: 'cpp')
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add_project_arguments('-fno-rtti', '-fno-exceptions', language: 'cpp')
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add_project_link_arguments('-nostdlib', language: ['c', 'cpp'])
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rtdl_include_dirs = [
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include_directories(gccdir + '/include'),
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include_directories('options/internal/include'),
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]
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libc_include_dirs = [
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include_directories(gccdir + '/include'),
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include_directories('options/internal/include'),
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include_directories('options/elf/include'),
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include_directories('options/lsb/include'),
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include_directories('options/glibc/include'),
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]
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rtdl_sources = [ ]
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libc_sources = [ ]
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libc_sublibs = [ ]
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disable_ansi_option = false
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disable_posix_option = false
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disable_linux_option = false
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internal_conf = configuration_data()
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internal_conf.set('MLIBC_MAP_DSO_SEGMENTS', true)
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#----------------------------------------------------------------------------------------
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# Configuration based on sysdeps.
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#----------------------------------------------------------------------------------------
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# Process sysdeps first, as sysdeps might want to disable unsupported options.
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if host_machine.system() == 'managarm'
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# TODO: Adopt the include_directories() commands from the managarm meson.build.
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rtdl_include_dirs += include_directories('sysdeps/managarm/include')
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libc_include_dirs += include_directories('sysdeps/managarm/include')
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subdir('sysdeps/managarm')
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elif host_machine.system() == 'qword'
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disable_linux_option = true
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internal_conf.set('MLIBC_MAP_DSO_SEGMENTS', false)
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rtdl_include_dirs += include_directories('sysdeps/qword/include')
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libc_include_dirs += include_directories('sysdeps/qword/include')
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subdir('sysdeps/qword')
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else
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error('No sysdeps defined for OS: ' + host_machine.system())
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endif
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#----------------------------------------------------------------------------------------
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# Configuration based on enabled options.
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#----------------------------------------------------------------------------------------
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if not disable_ansi_option
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rtdl_include_dirs += include_directories('options/ansi/include')
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libc_include_dirs += include_directories('options/ansi/include')
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endif
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if not disable_posix_option
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rtdl_include_dirs += include_directories('options/posix/include')
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libc_include_dirs += include_directories('options/posix/include')
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endif
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rtdl_include_dirs += include_directories('options/linux/include')
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libc_include_dirs += include_directories('options/linux/include')
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#----------------------------------------------------------------------------------------
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configure_file(input: 'internal-config.h.in',
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output: 'internal-config.h',
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configuration: internal_conf)
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internal_sources = [
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'options/internal/generic/allocator.cpp',
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'options/internal/generic/charcode.cpp',
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'options/internal/generic/charset.cpp',
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'options/internal/generic/debug.cpp',
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'options/internal/generic/ensure.cpp',
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'options/internal/generic/essential.cpp',
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'options/internal/generic/frigg.cpp',
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'options/internal/gcc/guard-abi.cpp',
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'options/internal/gcc/initfini.cpp',
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'options/internal/gcc-extra/mlibc_crtbegin.S',
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'options/internal/gcc-extra/mlibc_crtend.S',
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'options/internal/x86_64/setjmp.S',
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]
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install_headers(
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'options/internal/include/stdint.h'
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)
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install_headers(
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'options/internal/include/bits/wchar_t.h',
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'options/internal/include/bits/wint_t.h',
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'options/internal/include/bits/feature.h',
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'options/internal/include/bits/size_t.h',
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'options/internal/include/bits/types.h',
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'options/internal/include/bits/ensure.h',
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'options/internal/include/bits/machine.h',
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'options/internal/include/bits/mbstate.h',
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'options/internal/include/bits/null.h',
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subdir: 'bits'
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)
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rtdl_sources += [
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'options/internal/gcc/guard-abi.cpp',
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'options/internal/generic/allocator.cpp',
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'options/internal/generic/debug.cpp',
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'options/internal/generic/ensure.cpp',
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'options/internal/generic/essential.cpp',
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'options/internal/generic/frigg.cpp',
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'options/rtdl/generic/main.cpp',
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'options/rtdl/generic/linker.cpp',
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'options/rtdl/x86_64/runtime.S'
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]
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subdir('options/elf')
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subdir('options/ansi')
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subdir('options/posix')
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subdir('options/lsb')
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subdir('options/glibc')
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subdir('options/linux')
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ldso_lib = shared_library('ld', rtdl_sources,
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name_prefix: '',
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cpp_args: ['-fvisibility=hidden', '-DMLIBC_BUILDING_RTDL', '-DFRIGG_HAVE_LIBC'],
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include_directories: rtdl_include_dirs,
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dependencies: [cxxshim_dep, frigg_dep],
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install: true)
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shared_library('c',
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[
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libc_sources,
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internal_sources,
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ansi_sources,
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lsb_sources,
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],
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cpp_args: ['-DFRIGG_HAVE_LIBC'],
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include_directories: libc_include_dirs,
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dependencies: [cxxshim_dep, frigg_dep],
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link_with: [ldso_lib],
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link_whole: libc_sublibs,
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install: true)
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shared_library('dl', 'libdl/src/dummy.cpp', install: true)
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shared_library('m', 'libm/src/dummy.cpp', install: true)
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shared_library('pthread', 'libpthread/src/dummy.cpp', install: true)
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shared_library('rt', 'librt/src/dummy.cpp', install: true)
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shared_library('util', 'libutil/src/dummy.cpp', install: true)
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