gistfile1.txt

creating  ./config.gypi
deps/run_gyp macosx/mapboxgl-app.gyp --depth=. --generator-output=./build -f xcode
Traceback (most recent call last):
  File "deps/run_gyp", line 8, in <module>
    sys.exit(gyp.script_main())
  File "deps/gyp/pylib/gyp/__init__.py", line 534, in script_main
    return main(sys.argv[1:])
  File "deps/gyp/pylib/gyp/__init__.py", line 527, in main
    return gyp_main(args)
  File "deps/gyp/pylib/gyp/__init__.py", line 512, in gyp_main
    generator.GenerateOutput(flat_list, targets, data, params)
  File "deps/gyp/pylib/gyp/generator/xcode.py", line 601, in GenerateOutput
    xcp = XcodeProject(build_file, xcodeproj_path, build_file_dict)
  File "deps/gyp/pylib/gyp/generator/xcode.py", line 124, in __init__
    os.makedirs(self.path)
  File "/usr/local/Cellar/python/2.7.8/Frameworks/Python.framework/Versions/2.7/lib/python2.7/os.py", line 157, in makedirs
    mkdir(name, mode)
OSError: [Errno 13] Permission denied: './build/macosx/mapboxgl-app.xcodeproj'
make: *** [xproj-cli] Error 1