ssh_client/third_party/libssh/build

#!/usr/bin/env python3
# Copyright 2025 The ChromiumOS Authors
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

"""Build libssh package."""

from pathlib import Path
import sys

FILESDIR = Path(__file__).resolve().parent
sys.path.insert(0, str(FILESDIR.parent.parent / "bin"))

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


ARCHIVES = ("%(p)s.tar.xz",)
PATCHES = (
    "%(p)s-tty.patch",
    "%(p)s-openssl-evp.patch",
    "%(p)s-nonblock.patch",
)


def src_configure(metadata):
    """Configure the source."""
    build_dir = metadata["workdir"] / "build"
    build_dir.mkdir(exist_ok=True)

    tc = metadata["toolchain"]
    toolchain_file = build_dir / "toolchain.cmake"
    tc.write_cmake_toolchain_file(toolchain_file)
    # Disable use of threads for now.
    ssh_client.touch(metadata["S"] / "cmake/Modules/FindThreads.cmake")

    ssh_client.run(
        [
            "cmake",
            "-S",
            metadata["S"],
            "-B",
            build_dir,
            "-DCMAKE_INSTALL_PREFIX=/",
            f"-DCMAKE_TOOLCHAIN_FILE={toolchain_file}",
            "-DCMAKE_VERBOSE_MAKEFILE=ON",
            "-DBUILD_SHARED_LIBS=OFF",
            "-DWITH_ZLIB=ON",
            "-DZLIB_LIBRARY=-lz",
            f"-DZLIB_INCLUDE_DIR={tc.incdir}",
            f"-DOPENSSL_CRYPTO_LIBRARY={tc.libdir}/libcrypto.a",
            f"-DOPENSSL_INCLUDE_DIR={tc.incdir}",
            "-DWITH_SERVER=ON",
            "-DWITH_EXAMPLES=OFF",
            "-DWITH_SFTP=OFF",
        ]
    )


def src_compile(metadata):
    """Compile the source."""
    build_dir = metadata["workdir"] / "build"
    ssh_client.emake(cwd=build_dir)


def src_install(metadata):
    """Install the package."""
    build_dir = metadata["workdir"] / "build"
    tc = metadata["toolchain"]
    incdir = tc.incdir / "libssh"
    for header in (build_dir / "include" / "libssh").glob("*.h"):
        ssh_client.copy(header, incdir / header.name)
    for header in (
        "callbacks.h",
        "legacy.h",
        "libssh.h",
        "server.h",
        "ssh2.h",
        "libsshpp.hpp",
    ):
        ssh_client.copy(
            metadata["S"] / "include" / "libssh" / header, incdir / header
        )
    ssh_client.copy(build_dir / "src" / "libssh.a", tc.libdir / "libssh.a")


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