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import os
def rtc_cmake_config(env):
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"],
}
return config
def build_library(env, ssl):
if env["platform"] == "windows":
env.PrependUnique(LIBS=["iphlpapi", "bcrypt"])
env.Prepend(LIBS=env["RTC_LIBS"])
rtc_env = env.Clone()
rtc_targets = [env.Dir(env["RTC_BUILD"])] + env["RTC_LIBS"]
rtc_sources = [env.Dir(env["RTC_SOURCE"])] + ssl
rtc_env.Append(CMAKECONFFLAGS=["-D%s=%s" % it for it in rtc_cmake_config(env).items()])
rtc_env.Append(CMAKEBUILDFLAGS=["-t", "datachannel-static"])
rtc = rtc_env.CMake(rtc_targets, rtc_sources)
return rtc
def exists(env):
return "CMake" in env
def generate(env):
env["RTC_SOURCE"] = env.Dir("#thirdparty/libdatachannel").abspath
env["RTC_BUILD"] = env.Dir("#bin/thirdparty/libdatachannel/{}/{}".format(env["platform"], env["arch"])).abspath
env["RTC_INCLUDE"] = env["RTC_SOURCE"] + "/include"
lib_ext = ".a"
lib_prefix = "lib"
if env.get("is_msvc", False):
lib_ext = ".lib"
lib_prefix = ""
env["RTC_LIBS"] = [
env.File(env["RTC_BUILD"] + "/" + lib)
for lib in [
"{}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),
]
]
env.AddMethod(build_library, "BuildLibDataChannel")
env.Append(LIBPATH=[env["RTC_BUILD"]])
env.Append(CPPPATH=[env["RTC_INCLUDE"]])
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