Getting "compiling with an SDK that doesn't seem to exist" error

[orkunkl]

Installation of ledger application release fails on latest osx distributions(MacOSX10.14.sdk) due to a bug in hidapi software.

Here is the error output:

  Compiling with an SDK that doesn't seem to exist: /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk
  Please check your Xcode installation
  clang -Wno-unused-result -Wsign-compare -Wunreachable-code -fno-common -dynamic -DNDEBUG -g -fwrapv -O3 -Wall -isysroot /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk -I/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk/usr/include -I/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk/System/Library/Frameworks/Tk.framework/Versions/8.5/Headers -framework IOKit -framework CoreFoundation -Ihidapi/hidapi -I/usr/local/include -I/usr/local/opt/openssl@1.1/include -I/usr/local/opt/sqlite/include -I/private/var/folders/wj/0r7t6rjs7kq_vgktqcqfxj6c0000gn/T/iov_ledger_app_install.LnsWGVsIf/iov-ledger/include -I/usr/local/Cellar/python/3.7.4_1/Frameworks/Python.framework/Versions/3.7/include/python3.7m -c hid.c -o build/temp.macosx-10.14-x86_64-3.7/hid.o
  clang: warning: -framework IOKit: 'linker' input unused [-Wunused-command-line-argument]
  clang: warning: -framework CoreFoundation: 'linker' input unused [-Wunused-command-line-argument]
  clang: warning: no such sysroot directory: '/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk' [-Wmissing-sysroot]
  In file included from hid.c:4:
  /usr/local/Cellar/python/3.7.4_1/Frameworks/Python.framework/Versions/3.7/include/python3.7m/Python.h:25:10: fatal error: 'stdio.h' file not found
  #include <stdio.h>
           ^~~~~~~~~
  1 error generated.
  error: command 'clang' failed with exit status 1

  ----------------------------------------
  Failed building wheel for hidapi
  Running setup.py clean for hidapi
Failed to build hidapi
Installing collected packages: urllib3, idna, certifi, chardet, requests, hidapi, python-u2flib-host, future, six, protobuf, pycryptodomex, pillow, websocket-client, ecpy, ledgerblue
  Running setup.py install for hidapi ... error
    Complete output from command /private/var/folders/wj/0r7t6rjs7kq_vgktqcqfxj6c0000gn/T/iov_ledger_app_install.LnsWGVsIf/iov-ledger/bin/python3 -u -c "import setuptools, tokenize;__file__='/private/var/folders/wj/0r7t6rjs7kq_vgktqcqfxj6c0000gn/T/pip-install-uo8geo2_/hidapi/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" install --record /private/var/folders/wj/0r7t6rjs7kq_vgktqcqfxj6c0000gn/T/pip-record-vnh_9qgz/install-record.txt --single-version-externally-managed --compile --install-headers /private/var/folders/wj/0r7t6rjs7kq_vgktqcqfxj6c0000gn/T/iov_ledger_app_install.LnsWGVsIf/iov-ledger/include/site/python3.7/hidapi:
    running install
    running build
    running build_ext
    skipping 'hid.c' Cython extension (up-to-date)
    building 'hid' extension
    creating build
    creating build/temp.macosx-10.14-x86_64-3.7
    creating build/temp.macosx-10.14-x86_64-3.7/hidapi
    creating build/temp.macosx-10.14-x86_64-3.7/hidapi/mac
    Compiling with an SDK that doesn't seem to exist: /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk
    Please check your Xcode installation
    clang -Wno-unused-result -Wsign-compare -Wunreachable-code -fno-common -dynamic -DNDEBUG -g -fwrapv -O3 -Wall -isysroot /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk -I/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk/usr/include -I/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk/System/Library/Frameworks/Tk.framework/Versions/8.5/Headers -framework IOKit -framework CoreFoundation -Ihidapi/hidapi -I/usr/local/include -I/usr/local/opt/openssl@1.1/include -I/usr/local/opt/sqlite/include -I/private/var/folders/wj/0r7t6rjs7kq_vgktqcqfxj6c0000gn/T/iov_ledger_app_install.LnsWGVsIf/iov-ledger/include -I/usr/local/Cellar/python/3.7.4_1/Frameworks/Python.framework/Versions/3.7/include/python3.7m -c hid.c -o build/temp.macosx-10.14-x86_64-3.7/hid.o
    clang: warning: -framework IOKit: 'linker' input unused [-Wunused-command-line-argument]
    clang: warning: -framework CoreFoundation: 'linker' input unused [-Wunused-command-line-argument]
    clang: warning: no such sysroot directory: '/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk' [-Wmissing-sysroot]
    In file included from hid.c:4:
    /usr/local/Cellar/python/3.7.4_1/Frameworks/Python.framework/Versions/3.7/include/python3.7m/Python.h:25:10: fatal error: 'stdio.h' file not found
    #include <stdio.h>
             ^~~~~~~~~
    1 error generated.
    error: command 'clang' failed with exit status 1

    ----------------------------------------
Command "/private/var/folders/wj/0r7t6rjs7kq_vgktqcqfxj6c0000gn/T/iov_ledger_app_install.LnsWGVsIf/iov-ledger/bin/python3 -u -c "import setuptools, tokenize;__file__='/private/var/folders/wj/0r7t6rjs7kq_vgktqcqfxj6c0000gn/T/pip-install-uo8geo2_/hidapi/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" install --record /private/var/folders/wj/0r7t6rjs7kq_vgktqcqfxj6c0000gn/T/pip-record-vnh_9qgz/install-record.txt --single-version-externally-managed --compile --install-headers /private/var/folders/wj/0r7t6rjs7kq_vgktqcqfxj6c0000gn/T/iov_ledger_app_install.LnsWGVsIf/iov-ledger/include/site/python3.7/hidapi" failed with error code 1 in /private/var/folders/wj/0r7t6rjs7kq_vgktqcqfxj6c0000gn/T/pip-install-uo8geo2_/hidapi/

You can follow the current progress of the issue on:

• https://github.com/trezor/cython-hidapi/issues/65
• https://github.com/trezor/cython-hidapi/issues/54

[jleni]

It seems that this is not an issue anymore. Could you confirm?