build

#!/usr/bin/env python3
# Copyright 2019 The ChromiumOS Authors
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

"""Build WASM libc shim package."""

import os
import shutil
import sys

FILESDIR = os.path.dirname(os.path.realpath(__file__))
sys.path.insert(0, os.path.join(FILESDIR, "..", "bin"))

import ssh_client  # pylint: disable=wrong-import-position


S = "%(workdir)s"


def src_compile(metadata):
    """Compile the source."""
    tc = metadata["toolchain"]
    shutil.rmtree(os.path.join(tc.incdir, "wassh-libc-sup"), ignore_errors=True)
    ssh_client.emake(
        f"OUTPUT={metadata['workdir']}", cwd=os.path.join(FILESDIR, "src")
    )


def src_install(metadata):
    """Install the package."""
    tc = metadata["toolchain"]
    srcdir = os.path.join(FILESDIR, "include")
    for root, _, files in os.walk(srcdir):
        for header in files:
            relsrcdir = os.path.relpath(root, srcdir)
            targetdir = os.path.join(tc.incdir, "wassh-libc-sup", relsrcdir)
            os.makedirs(targetdir, exist_ok=True)
            ssh_client.copy(
                os.path.join(root, header), os.path.join(targetdir, header)
            )
    ssh_client.copy(
        os.path.join(metadata["workdir"], "libwassh.a"),
        os.path.join(tc.libdir, "libwassh-libc-sup.a"),
    )
    ssh_client.copy(
        os.path.join(FILESDIR, "src", "wassh.imports"),
        os.path.join(tc.libdir, "wassh-libc-sup.imports"),
    )


ssh_client.build_package(sys.modules[__name__], "wasm")