Can't build cef-project

[immermitternacht]

While following the build instructions,

Code: Select all

PYTHON_EXECUTABLE=python2 cmake -G "Unix Makefiles" -DCMAKE_BUILD_TYPE=Release ..

results in this error:

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Make Warning (dev) at CMakeLists.txt:54 (find_package):
  Policy CMP0074 is not set: find_package uses <PackageName>_ROOT variables.
  Run "cmake --help-policy CMP0074" for policy details.  Use the cmake_policy
  command to set the policy and suppress this warning.

  CMake variable CEF_ROOT is set to:

    /home/moritz/cef-project/third_party/cef/cef_binary_3.3538.1852.gcb937fc_linux64

  For compatibility, CMake is ignoring the variable.
This warning is for project developers.  Use -Wno-dev to suppress it.

-- Downloading clang-format from Google Storage...
Failed to fetch file gs://chromium-clang-format/942fc8b1789144b8071d3fc03ff0fcbe1cf81ac8 for tools/buildtools/linux64/clang-format. [Err: /home/moritz/cef-project/tools/buildtools/external_bin/gsutil/gsutil_4.15/gsutil/third_party/boto/boto/pyami/config.py:71: UserWarning: Unable to load AWS_CREDENTIAL_FILE ()
  warnings.warn('Unable to load AWS_CREDENTIAL_FILE (%s)' % full_path)
Failure: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:727).
]
0> Failed to fetch file gs://chromium-clang-format/942fc8b1789144b8071d3fc03ff0fcbe1cf81ac8 for tools/buildtools/linux64/clang-format, skipping. [Err: /home/moritz/cef-project/tools/buildtools/external_bin/gsutil/gsutil_4.15/gsutil/third_party/boto/boto/pyami/config.py:71: UserWarning: Unable to load AWS_CREDENTIAL_FILE ()
  warnings.warn('Unable to load AWS_CREDENTIAL_FILE (%s)' % full_path)
Failure: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:727).
]
Downloading 1 files took 3.797667 second(s)
CMake Error at CMakeLists.txt:108 (message):
  Execution failed with unexpected result: 1


What is happening here? Does anyone know how to fix it?
Best regards!

[magreenblatt]

What Linux distro and version are you using? What Python version?