kiwix-build/kiwixbuild/platforms/wasm.py

102 lines
3.0 KiB
Python

from .base import PlatformInfo
from kiwixbuild.utils import pj
from kiwixbuild._global import get_target_step
class WasmPlatformInfo(PlatformInfo):
name = 'wasm'
static = True
build = 'wasm'
arch_full = 'wasm64-emscripten'
libdir = "lib"
#arch_full = 'wasm64-linux'
toolchain_names = ['emsdk']
compatible_hosts = ['fedora', 'debian']
exe_wrapper_def = ""
def get_cross_config(self):
return {
'binaries': self.binaries,
'exe_wrapper_def': '',
'root_path': self.root_path,
'extra_libs': [],
'extra_cflags': [],
'host_machine': {
'system': 'emscripten',
'lsystem': 'emscripten',
'cpu_family': 'wasm64',
'cpu': 'wasm64',
'endian': 'little',
'abi': ''
}
}
@property
def wasm_sdk(self):
return get_target_step('emsdk', self.name)
@property
def install_path(self):
return self.wasm_sdk.install_path
@property
def root_path(self):
return self.install_path
@property
def binaries(self):
binaries = (('CC', 'emcc'),
('CXX', 'em++'),
('AR', 'emar'),
('STRIP', 'emstrip'),
('WINDRES', 'windres'),
('RANLIB', 'emranlib'),
('LD', 'wasm-ld'))
binaries = {k:pj(self.install_path, 'upstream', 'emscripten', v)
for k,v in binaries}
binaries['PKGCONFIG'] = 'pkg-config'
return binaries
@property
def configure_option(self):
#return ""
return '--host={}'.format(self.arch_full)
@property
def configure_wrapper(self):
return "emconfigure"
@property
def make_wrapper(self):
return "emmake"
def get_bin_dir(self):
return [pj(self.install_path, 'bin')]
def get_env(self):
env = super().get_env()
env['PATH'] = ':'.join([
env['PATH'],
self.install_path,
pj(self.install_path, 'upstream', 'emscripten'),
pj(self.install_path, 'node', '14.18.2_64bit', 'bin')
])
env['EMSDK'] = self.install_path
env['EMSDK_NODE'] = pj(self.install_path, 'node', '14.18.2_64bit', 'bin', 'node')
return env
def set_comp_flags(self, env):
super().set_comp_flags(env)
env['CFLAGS'] = " -Wp,-D_FORTIFY_SOURCE=2 -fexceptions --param=ssp-buffer-size=4 "+env['CFLAGS']
env['CXXFLAGS'] = " -Wp,-D_FORTIFY_SOURCE=2 -fexceptions --param=ssp-buffer-size=4 "+env['CXXFLAGS']
def set_compiler(self, env):
for k, v in self.binaries.items():
env[k] = v
def finalize_setup(self):
super().finalize_setup()
self.buildEnv.cmake_crossfile = self._gen_crossfile('cmake_cross_file.txt')
self.buildEnv.meson_crossfile = self._gen_crossfile('meson_cross_file.txt')