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import os
def build_library(env, ssl):
rtc_config = {
"CMAKE_BUILD_TYPE": "RelWithDebInfo" if env["debug_symbols"] else "Release",
"USE_NICE": 0,
"NO_WEBSOCKET": 1,
"NO_EXAMPLES": 1,
"NO_TESTS": 1,
"BUILD_WITH_WARNINGS": "0", # Disables werror in libsrtp.
"OPENSSL_USE_STATIC_LIBS": 1,
"OPENSSL_INCLUDE_DIR": env["SSL_INCLUDE"],
"OPENSSL_SSL_LIBRARY": env["SSL_LIBRARY"],
"OPENSSL_CRYPTO_LIBRARY": env["SSL_CRYPTO_LIBRARY"],
"OPENSSL_ROOT_DIR": env["SSL_INSTALL"],
}
is_msvc = env.get("is_msvc", False)
lib_ext = ".lib" if is_msvc else ".a"
lib_prefix = "" if is_msvc else "lib"
rtc_libs = [
"{}datachannel-static{}".format(lib_prefix, lib_ext),
"deps/libjuice/{}juice-static{}".format(lib_prefix, lib_ext),
"deps/libsrtp/{}srtp2{}".format(lib_prefix, lib_ext),
"deps/usrsctp/usrsctplib/{}usrsctp{}".format(lib_prefix, lib_ext),
]
# Build libdatachannel
rtc = env.CMakeBuild(
"#bin/thirdparty/libdatachannel/",
"#thirdparty/libdatachannel",
cmake_options=rtc_config,
cmake_outputs=rtc_libs,
cmake_targets=["datachannel-static"],
dependencies=ssl,
)
# Configure env.
if env["platform"] == "windows":
env.PrependUnique(LIBS=["iphlpapi", "bcrypt"])
env.Prepend(LIBS=list(filter(lambda f: str(f).endswith(lib_ext), rtc)))
env.Append(CPPPATH=["#thirdparty/libdatachannel/include"])
return rtc
def exists(env):
return "CMake" in env
def generate(env):
env.AddMethod(build_library, "BuildLibDataChannel")
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