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error: command 'cc' failed with exit status 1


Today I wanted to play around hashing passwords
and installing bcrypt


and got the below errors and the solution to this is as simple as running
xcode-select --install

and then pip install using elevated privilages






    cc -fno-strict-aliasing -fno-common -dynamic -arch x86_64 -arch i386 -g -Os -pipe -fno-common -fno-strict-aliasing -fwrapv -DENABLE_DTRACE -DMACOSX -DNDEBUG -Wall -Wstrict-prototypes -Wshorten-64-to-32 -DNDEBUG -g -fwrapv -Os -Wall -Wstrict-prototypes -DENABLE_DTRACE -arch x86_64 -arch i386 -pipe -DUSE__THREAD -I/usr/include/ffi -I/usr/include/libffi -I/System/Library/Frameworks/Python.framework/Versions/2.7/include/python2.7 -c c/_cffi_backend.c -o build/temp.macosx-10.9-intel-2.7/c/_cffi_backend.o
    c/_cffi_backend.c:13:10: fatal error: 'ffi.h' file not found
    #include <ffi.h>
             ^
    1 error generated.
    error: command 'cc' failed with exit status 1
    Complete output from command /usr/bin/python -c "import setuptools, tokenize;__file__='/private/var/folders/fh/vx707jm53kbcq3b_c3gw_m6w0000gp/T/pip_build_venum/cffi/setup.py';exec(compile(getattr(tokenize, 'open', open)(__file__).read().replace('\r\n', '\n'), __file__, 'exec'))" install --record /var/folders/fh/vx707jm53kbcq3b_c3gw_m6w0000gp/T/pip-ShT5xS-record/install-record.txt --single-version-externally-managed --compile:
    Package libffi was not found in the pkg-config search path.

Perhaps you should add the directory containing `libffi.pc'

to the PKG_CONFIG_PATH environment variable

No package 'libffi' found

Package libffi was not found in the pkg-config search path.

Perhaps you should add the directory containing `libffi.pc'

to the PKG_CONFIG_PATH environment variable

No package 'libffi' found

Package libffi was not found in the pkg-config search path.

Perhaps you should add the directory containing `libffi.pc'

to the PKG_CONFIG_PATH environment variable

No package 'libffi' found

Package libffi was not found in the pkg-config search path.

Perhaps you should add the directory containing `libffi.pc'

to the PKG_CONFIG_PATH environment variable

No package 'libffi' found

Package libffi was not found in the pkg-config search path.

Perhaps you should add the directory containing `libffi.pc'

to the PKG_CONFIG_PATH environment variable

No package 'libffi' found

running install

running build

running build_py

creating build

creating build/lib.macosx-10.9-intel-2.7

creating build/lib.macosx-10.9-intel-2.7/cffi

copying cffi/__init__.py -> build/lib.macosx-10.9-intel-2.7/cffi

copying cffi/api.py -> build/lib.macosx-10.9-intel-2.7/cffi

copying cffi/backend_ctypes.py -> build/lib.macosx-10.9-intel-2.7/cffi

copying cffi/commontypes.py -> build/lib.macosx-10.9-intel-2.7/cffi

copying cffi/cparser.py -> build/lib.macosx-10.9-intel-2.7/cffi

copying cffi/ffiplatform.py -> build/lib.macosx-10.9-intel-2.7/cffi

copying cffi/gc_weakref.py -> build/lib.macosx-10.9-intel-2.7/cffi

copying cffi/lock.py -> build/lib.macosx-10.9-intel-2.7/cffi

copying cffi/model.py -> build/lib.macosx-10.9-intel-2.7/cffi

copying cffi/vengine_cpy.py -> build/lib.macosx-10.9-intel-2.7/cffi

copying cffi/vengine_gen.py -> build/lib.macosx-10.9-intel-2.7/cffi

copying cffi/verifier.py -> build/lib.macosx-10.9-intel-2.7/cffi

running build_ext

building '_cffi_backend' extension

creating build/temp.macosx-10.9-intel-2.7

creating build/temp.macosx-10.9-intel-2.7/c

cc -fno-strict-aliasing -fno-common -dynamic -arch x86_64 -arch i386 -g -Os -pipe -fno-common -fno-strict-aliasing -fwrapv -DENABLE_DTRACE -DMACOSX -DNDEBUG -Wall -Wstrict-prototypes -Wshorten-64-to-32 -DNDEBUG -g -fwrapv -Os -Wall -Wstrict-prototypes -DENABLE_DTRACE -arch x86_64 -arch i386 -pipe -DUSE__THREAD -I/usr/include/ffi -I/usr/include/libffi -I/System/Library/Frameworks/Python.framework/Versions/2.7/include/python2.7 -c c/_cffi_backend.c -o build/temp.macosx-10.9-intel-2.7/c/_cffi_backend.o

c/_cffi_backend.c:13:10: fatal error: 'ffi.h' file not found

#include <ffi.h>

         ^

1 error generated.

error: command 'cc' failed with exit status 1

----------------------------------------
Cleaning up...
Command /usr/bin/python -c "import setuptools, tokenize;__file__='/private/var/folders/fh/vx707jm53kbcq3b_c3gw_m6w0000gp/T/pip_build_venum/cffi/setup.py';exec(compile(getattr(tokenize, 'open', open)(__file__).read().replace('\r\n', '\n'), __file__, 'exec'))" install --record /var/folders/fh/vx707jm53kbcq3b_c3gw_m6w0000gp/T/pip-ShT5xS-record/install-record.txt --single-version-externally-managed --compile failed with error code 1 in /private/var/folders/fh/vx707jm53kbcq3b_c3gw_m6w0000gp/T/pip_build_venum/cffi
Storing debug log for failure in /var/folders/fh/vx707jm53kbcq3b_c3gw_m6w0000gp/T/tmpThyfxE
 ✘ ⮀ ⭠ venu ⮀ ~/devops/devops-101/part-one ⮀
» xcode-select --install
xcode-select: note: install requested for command line developer tools

» pip install bcrypt
Downloading/unpacking bcrypt
  Downloading bcrypt-1.1.0.tar.gz
  Running setup.py (path:/private/var/folders/fh/vx707jm53kbcq3b_c3gw_m6w0000gp/T/pip_build_venum/bcrypt/setup.py) egg_info for package bcrypt

Downloading/unpacking cffi>=0.8 (from bcrypt)
  Downloading cffi-0.8.6.tar.gz (196kB): 196kB downloaded
  Running setup.py (path:/private/var/folders/fh/vx707jm53kbcq3b_c3gw_m6w0000gp/T/pip_build_venum/cffi/setup.py) egg_info for package cffi
    Package libffi was not found in the pkg-config search path.
    Perhaps you should add the directory containing `libffi.pc'
    to the PKG_CONFIG_PATH environment variable
    No package 'libffi' found
    Package libffi was not found in the pkg-config search path.
    Perhaps you should add the directory containing `libffi.pc'
    to the PKG_CONFIG_PATH environment variable
    No package 'libffi' found
    Package libffi was not found in the pkg-config search path.
    Perhaps you should add the directory containing `libffi.pc'
    to the PKG_CONFIG_PATH environment variable
    No package 'libffi' found
    Package libffi was not found in the pkg-config search path.
    Perhaps you should add the directory containing `libffi.pc'
    to the PKG_CONFIG_PATH environment variable
    No package 'libffi' found
    Package libffi was not found in the pkg-config search path.
    Perhaps you should add the directory containing `libffi.pc'
    to the PKG_CONFIG_PATH environment variable
    No package 'libffi' found

Requirement already satisfied (use --upgrade to upgrade): six>=1.4.1 in /Library/Python/2.7/site-packages (from bcrypt)
Downloading/unpacking pycparser (from cffi>=0.8->bcrypt)
  Downloading pycparser-2.10.tar.gz (206kB): 206kB downloaded
  Running setup.py (path:/private/var/folders/fh/vx707jm53kbcq3b_c3gw_m6w0000gp/T/pip_build_venum/pycparser/setup.py) egg_info for package pycparser

Installing collected packages: bcrypt, cffi, pycparser
  Running setup.py install for bcrypt
    Package libffi was not found in the pkg-config search path.
    Perhaps you should add the directory containing `libffi.pc'
    to the PKG_CONFIG_PATH environment variable
    No package 'libffi' found
    Package libffi was not found in the pkg-config search path.
    Perhaps you should add the directory containing `libffi.pc'
    to the PKG_CONFIG_PATH environment variable
    No package 'libffi' found
    Package libffi was not found in the pkg-config search path.
    Perhaps you should add the directory containing `libffi.pc'
    to the PKG_CONFIG_PATH environment variable
    No package 'libffi' found
    Package libffi was not found in the pkg-config search path.
    Perhaps you should add the directory containing `libffi.pc'
    to the PKG_CONFIG_PATH environment variable
    No package 'libffi' found
    Package libffi was not found in the pkg-config search path.
    Perhaps you should add the directory containing `libffi.pc'
    to the PKG_CONFIG_PATH environment variable
    No package 'libffi' found
    c/_cffi_backend.c:270:25: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]
        int base_name_len = strlen(ct_base->ct_name);
            ~~~~~~~~~~~~~   ^~~~~~~~~~~~~~~~~~~~~~~~
    c/_cffi_backend.c:271:26: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]
        int extra_name_len = strlen(extra_text);
            ~~~~~~~~~~~~~~   ^~~~~~~~~~~~~~~~~~
    c/_cffi_backend.c:880:48: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]
            value = read_raw_signed_data(data, ct->ct_size);
                    ~~~~~~~~~~~~~~~~~~~~       ~~~~^~~~~~~
    c/_cffi_backend.c:889:50: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]
            value = read_raw_unsigned_data(data, ct->ct_size);
                    ~~~~~~~~~~~~~~~~~~~~~~       ~~~~^~~~~~~
    c/_cffi_backend.c:899:58: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]
                double value = read_raw_float_data(data, ct->ct_size);
                               ~~~~~~~~~~~~~~~~~~~       ~~~~^~~~~~~
    c/_cffi_backend.c:935:71: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]
            value = (unsigned PY_LONG_LONG)read_raw_signed_data(data, ct->ct_size);
                                           ~~~~~~~~~~~~~~~~~~~~       ~~~~^~~~~~~
    c/_cffi_backend.c:949:50: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]
            value = read_raw_unsigned_data(data, ct->ct_size);
                    ~~~~~~~~~~~~~~~~~~~~~~       ~~~~^~~~~~~
    c/_cffi_backend.c:1298:48: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]
            write_raw_integer_data(buf, value, ct->ct_size);
            ~~~~~~~~~~~~~~~~~~~~~~             ~~~~^~~~~~~
    c/_cffi_backend.c:1299:52: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]
            if (value != read_raw_signed_data(buf, ct->ct_size))
                         ~~~~~~~~~~~~~~~~~~~~      ~~~~^~~~~~~
    c/_cffi_backend.c:1301:49: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]
            write_raw_integer_data(data, value, ct->ct_size);
            ~~~~~~~~~~~~~~~~~~~~~~              ~~~~^~~~~~~
    c/_cffi_backend.c:1311:48: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]
            write_raw_integer_data(buf, value, ct->ct_size);
            ~~~~~~~~~~~~~~~~~~~~~~             ~~~~^~~~~~~
    c/_cffi_backend.c:1312:54: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]
            if (value != read_raw_unsigned_data(buf, ct->ct_size))
                         ~~~~~~~~~~~~~~~~~~~~~~      ~~~~^~~~~~~
    c/_cffi_backend.c:1314:49: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]
            write_raw_integer_data(data, value, ct->ct_size);
            ~~~~~~~~~~~~~~~~~~~~~~              ~~~~^~~~~~~
    c/_cffi_backend.c:1333:51: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]
                write_raw_float_data(data, value, ct->ct_size);
                ~~~~~~~~~~~~~~~~~~~~              ~~~~^~~~~~~
    c/_cffi_backend.c:1428:53: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]
        rawfielddata = read_raw_unsigned_data(data, ct->ct_size);
                       ~~~~~~~~~~~~~~~~~~~~~~       ~~~~^~~~~~~
    c/_cffi_backend.c:1430:52: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]
        write_raw_integer_data(data, rawfielddata, ct->ct_size);
        ~~~~~~~~~~~~~~~~~~~~~~                     ~~~~^~~~~~~
    c/_cffi_backend.c:1450:21: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]
            align = ct->ct_length;
                  ~ ~~~~^~~~~~~~~
    c/_cffi_backend.c:1703:68: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]
            value = (long)read_raw_signed_data(cd->c_data, cd->c_type->ct_size);
                          ~~~~~~~~~~~~~~~~~~~~             ~~~~~~~~~~~~^~~~~~~
    c/_cffi_backend.c:1752:65: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]
                value = read_raw_float_data(cd->c_data, cd->c_type->ct_size);
                        ~~~~~~~~~~~~~~~~~~~             ~~~~~~~~~~~~^~~~~~~
    c/_cffi_backend.c:2398:16: warning: implicit conversion loses integer precision: 'long' to 'ffi_abi' (aka 'enum ffi_abi') [-Wshorten-64-to-32]
            fabi = PyInt_AS_LONG(PyTuple_GET_ITEM(signature, 0));
                 ~ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    /System/Library/Frameworks/Python.framework/Versions/2.7/include/python2.7/intobject.h:52:51: note: expanded from macro 'PyInt_AS_LONG'
    #define PyInt_AS_LONG(op) (((PyIntObject *)(op))->ob_ival)
                               ~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~
    c/_cffi_backend.c:2886:56: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]
                                               cd->c_type->ct_size) != 0.0;
                                               ~~~~~~~~~~~~^~~~~~~
    c/_cffi_backend.c:2980:55: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]
            write_raw_integer_data(cd->c_data, value, ct->ct_size);
            ~~~~~~~~~~~~~~~~~~~~~~                    ~~~~^~~~~~~
    c/_cffi_backend.c:3083:61: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]
                    write_raw_float_data(cd->c_data, value, ct->ct_size);
                    ~~~~~~~~~~~~~~~~~~~~                    ~~~~^~~~~~~
    c/_cffi_backend.c:3404:38: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]
        name_size = strlen(ptypes->name) + 1;
                  ~ ~~~~~~~~~~~~~~~~~~~~~^~~
    c/_cffi_backend.c:3422:28: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]
        td->ct_name_position = strlen(td->ct_name);
                             ~ ^~~~~~~~~~~~~~~~~~~
    c/_cffi_backend.c:3541:19: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]
        int namelen = strlen(name);
            ~~~~~~~   ^~~~~~~~~~~~
    c/_cffi_backend.c:3858:53: warning: implicit conversion loses integer precision: 'long' to 'int' [-Wshorten-64-to-32]
                        bits_already_occupied = boffset - (field_offset_bytes * 8);
                                              ~ ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
    c/_cffi_backend.c:3899:53: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]
                            prev_bitfield_size = ftype->ct_size;
                                               ~ ~~~~~~~^~~~~~~
    c/_cffi_backend.c:3907:62: warning: implicit conversion loses integer precision: 'long' to 'int' [-Wshorten-64-to-32]
                        bitshift = 8 * ftype->ct_size - fbitsize - bitshift;
                                 ~ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~
    c/_cffi_backend.c:4186:37: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]
            fb->fct->ct_name_position = i;
                                      ~ ^
    c/_cffi_backend.c:4201:40: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]
            fb_cat_name(fb, farg->ct_name, strlen(farg->ct_name));
            ~~~~~~~~~~~                    ^~~~~~~~~~~~~~~~~~~~~
    c/_cffi_backend.c:4214:70: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]
                    strlen(fresult->ct_name) - fresult->ct_name_position + 1);
                    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~
    c/_cffi_backend.c:4234:30: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]
        fct = ctypedescr_new(fb->nb_bytes);
              ~~~~~~~~~~~~~~ ~~~~^~~~~~~~
    c/_cffi_backend.c:4284:56: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'unsigned int' [-Wshorten-64-to-32]
        if (ffi_prep_cif(&cif_descr->cif, fabi, funcbuffer.nargs,
            ~~~~~~~~~~~~                        ~~~~~~~~~~~^~~~~
    c/_cffi_backend.c:4680:31: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]
        name_size = strlen(ename) + 1;
                  ~ ~~~~~~~~~~~~~~^~~
    35 warnings generated.

    Installed /private/var/folders/fh/vx707jm53kbcq3b_c3gw_m6w0000gp/T/pip_build_venum/bcrypt/cffi-0.8.6-py2.7-macosx-10.9-intel.egg
    Searching for pycparser
    Reading https://pypi.python.org/simple/pycparser/
    Best match: pycparser 2.10
    Downloading https://pypi.python.org/packages/source/p/pycparser/pycparser-2.10.tar.gz#md5=d87aed98c8a9f386aa56d365fe4d515f
    Processing pycparser-2.10.tar.gz
    Writing /var/folders/fh/vx707jm53kbcq3b_c3gw_m6w0000gp/T/easy_install-krihEq/pycparser-2.10/setup.cfg
    Running pycparser-2.10/setup.py -q bdist_egg --dist-dir /var/folders/fh/vx707jm53kbcq3b_c3gw_m6w0000gp/T/easy_install-krihEq/pycparser-2.10/egg-dist-tmp-zQGwPt
    zip_safe flag not set; analyzing archive contents...

    Installed /private/var/folders/fh/vx707jm53kbcq3b_c3gw_m6w0000gp/T/pip_build_venum/bcrypt/pycparser-2.10-py2.7.egg
    building '_bcrypt_cffi_6b390667x92a686ca' extension
    cc -fno-strict-aliasing -fno-common -dynamic -arch x86_64 -arch i386 -g -Os -pipe -fno-common -fno-strict-aliasing -fwrapv -DENABLE_DTRACE -DMACOSX -DNDEBUG -Wall -Wstrict-prototypes -Wshorten-64-to-32 -DNDEBUG -g -fwrapv -Os -Wall -Wstrict-prototypes -DENABLE_DTRACE -arch x86_64 -arch i386 -pipe -Ibcrypt/crypt_blowfish-1.3 -I/System/Library/Frameworks/Python.framework/Versions/2.7/include/python2.7 -c bcrypt/__pycache__/_bcrypt_cffi_6b390667x92a686ca.c -o build/temp.macosx-10.9-intel-2.7/bcrypt/__pycache__/_bcrypt_cffi_6b390667x92a686ca.o
    cc -fno-strict-aliasing -fno-common -dynamic -arch x86_64 -arch i386 -g -Os -pipe -fno-common -fno-strict-aliasing -fwrapv -DENABLE_DTRACE -DMACOSX -DNDEBUG -Wall -Wstrict-prototypes -Wshorten-64-to-32 -DNDEBUG -g -fwrapv -Os -Wall -Wstrict-prototypes -DENABLE_DTRACE -arch x86_64 -arch i386 -pipe -Ibcrypt/crypt_blowfish-1.3 -I/System/Library/Frameworks/Python.framework/Versions/2.7/include/python2.7 -c bcrypt/crypt_blowfish-1.3/crypt_blowfish.c -o build/temp.macosx-10.9-intel-2.7/bcrypt/crypt_blowfish-1.3/crypt_blowfish.o
    cc -fno-strict-aliasing -fno-common -dynamic -arch x86_64 -arch i386 -g -Os -pipe -fno-common -fno-strict-aliasing -fwrapv -DENABLE_DTRACE -DMACOSX -DNDEBUG -Wall -Wstrict-prototypes -Wshorten-64-to-32 -DNDEBUG -g -fwrapv -Os -Wall -Wstrict-prototypes -DENABLE_DTRACE -arch x86_64 -arch i386 -pipe -Ibcrypt/crypt_blowfish-1.3 -I/System/Library/Frameworks/Python.framework/Versions/2.7/include/python2.7 -c bcrypt/crypt_blowfish-1.3/crypt_gensalt.c -o build/temp.macosx-10.9-intel-2.7/bcrypt/crypt_blowfish-1.3/crypt_gensalt.o
    cc -fno-strict-aliasing -fno-common -dynamic -arch x86_64 -arch i386 -g -Os -pipe -fno-common -fno-strict-aliasing -fwrapv -DENABLE_DTRACE -DMACOSX -DNDEBUG -Wall -Wstrict-prototypes -Wshorten-64-to-32 -DNDEBUG -g -fwrapv -Os -Wall -Wstrict-prototypes -DENABLE_DTRACE -arch x86_64 -arch i386 -pipe -Ibcrypt/crypt_blowfish-1.3 -I/System/Library/Frameworks/Python.framework/Versions/2.7/include/python2.7 -c bcrypt/crypt_blowfish-1.3/wrapper.c -o build/temp.macosx-10.9-intel-2.7/bcrypt/crypt_blowfish-1.3/wrapper.o
    cc -bundle -undefined dynamic_lookup -arch x86_64 -arch i386 -Wl,-F. build/temp.macosx-10.9-intel-2.7/bcrypt/__pycache__/_bcrypt_cffi_6b390667x92a686ca.o build/temp.macosx-10.9-intel-2.7/bcrypt/crypt_blowfish-1.3/crypt_blowfish.o build/temp.macosx-10.9-intel-2.7/bcrypt/crypt_blowfish-1.3/crypt_gensalt.o build/temp.macosx-10.9-intel-2.7/bcrypt/crypt_blowfish-1.3/wrapper.o -o build/lib.macosx-10.9-intel-2.7/_bcrypt_cffi_6b390667x92a686ca.so
    error: /Library/Python/2.7/site-packages/_bcrypt_cffi_6b390667x92a686ca.so: Permission denied
    Complete output from command /usr/bin/python -c "import setuptools, tokenize;__file__='/private/var/folders/fh/vx707jm53kbcq3b_c3gw_m6w0000gp/T/pip_build_venum/bcrypt/setup.py';exec(compile(getattr(tokenize, 'open', open)(__file__).read().replace('\r\n', '\n'), __file__, 'exec'))" install --record /var/folders/fh/vx707jm53kbcq3b_c3gw_m6w0000gp/T/pip-albluB-record/install-record.txt --single-version-externally-managed --compile:
    Package libffi was not found in the pkg-config search path.

Perhaps you should add the directory containing `libffi.pc'

to the PKG_CONFIG_PATH environment variable

No package 'libffi' found

Package libffi was not found in the pkg-config search path.

Perhaps you should add the directory containing `libffi.pc'

to the PKG_CONFIG_PATH environment variable

No package 'libffi' found

Package libffi was not found in the pkg-config search path.

Perhaps you should add the directory containing `libffi.pc'

to the PKG_CONFIG_PATH environment variable

No package 'libffi' found

Package libffi was not found in the pkg-config search path.

Perhaps you should add the directory containing `libffi.pc'

to the PKG_CONFIG_PATH environment variable

No package 'libffi' found

Package libffi was not found in the pkg-config search path.

Perhaps you should add the directory containing `libffi.pc'

to the PKG_CONFIG_PATH environment variable

No package 'libffi' found

c/_cffi_backend.c:270:25: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]

    int base_name_len = strlen(ct_base->ct_name);

        ~~~~~~~~~~~~~   ^~~~~~~~~~~~~~~~~~~~~~~~

c/_cffi_backend.c:271:26: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]

    int extra_name_len = strlen(extra_text);

        ~~~~~~~~~~~~~~   ^~~~~~~~~~~~~~~~~~

c/_cffi_backend.c:880:48: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]

        value = read_raw_signed_data(data, ct->ct_size);

                ~~~~~~~~~~~~~~~~~~~~       ~~~~^~~~~~~

c/_cffi_backend.c:889:50: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]

        value = read_raw_unsigned_data(data, ct->ct_size);

                ~~~~~~~~~~~~~~~~~~~~~~       ~~~~^~~~~~~

c/_cffi_backend.c:899:58: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]

            double value = read_raw_float_data(data, ct->ct_size);

                           ~~~~~~~~~~~~~~~~~~~       ~~~~^~~~~~~

c/_cffi_backend.c:935:71: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]

        value = (unsigned PY_LONG_LONG)read_raw_signed_data(data, ct->ct_size);

                                       ~~~~~~~~~~~~~~~~~~~~       ~~~~^~~~~~~

c/_cffi_backend.c:949:50: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]

        value = read_raw_unsigned_data(data, ct->ct_size);

                ~~~~~~~~~~~~~~~~~~~~~~       ~~~~^~~~~~~

c/_cffi_backend.c:1298:48: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]

        write_raw_integer_data(buf, value, ct->ct_size);

        ~~~~~~~~~~~~~~~~~~~~~~             ~~~~^~~~~~~

c/_cffi_backend.c:1299:52: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]

        if (value != read_raw_signed_data(buf, ct->ct_size))

                     ~~~~~~~~~~~~~~~~~~~~      ~~~~^~~~~~~

c/_cffi_backend.c:1301:49: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]

        write_raw_integer_data(data, value, ct->ct_size);

        ~~~~~~~~~~~~~~~~~~~~~~              ~~~~^~~~~~~

c/_cffi_backend.c:1311:48: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]

        write_raw_integer_data(buf, value, ct->ct_size);

        ~~~~~~~~~~~~~~~~~~~~~~             ~~~~^~~~~~~

c/_cffi_backend.c:1312:54: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]

        if (value != read_raw_unsigned_data(buf, ct->ct_size))

                     ~~~~~~~~~~~~~~~~~~~~~~      ~~~~^~~~~~~

c/_cffi_backend.c:1314:49: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]

        write_raw_integer_data(data, value, ct->ct_size);

        ~~~~~~~~~~~~~~~~~~~~~~              ~~~~^~~~~~~

c/_cffi_backend.c:1333:51: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]

            write_raw_float_data(data, value, ct->ct_size);

            ~~~~~~~~~~~~~~~~~~~~              ~~~~^~~~~~~

c/_cffi_backend.c:1428:53: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]

    rawfielddata = read_raw_unsigned_data(data, ct->ct_size);

                   ~~~~~~~~~~~~~~~~~~~~~~       ~~~~^~~~~~~

c/_cffi_backend.c:1430:52: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]

    write_raw_integer_data(data, rawfielddata, ct->ct_size);

    ~~~~~~~~~~~~~~~~~~~~~~                     ~~~~^~~~~~~

c/_cffi_backend.c:1450:21: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]

        align = ct->ct_length;

              ~ ~~~~^~~~~~~~~

c/_cffi_backend.c:1703:68: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]

        value = (long)read_raw_signed_data(cd->c_data, cd->c_type->ct_size);

                      ~~~~~~~~~~~~~~~~~~~~             ~~~~~~~~~~~~^~~~~~~

c/_cffi_backend.c:1752:65: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]

            value = read_raw_float_data(cd->c_data, cd->c_type->ct_size);

                    ~~~~~~~~~~~~~~~~~~~             ~~~~~~~~~~~~^~~~~~~

c/_cffi_backend.c:2398:16: warning: implicit conversion loses integer precision: 'long' to 'ffi_abi' (aka 'enum ffi_abi') [-Wshorten-64-to-32]

        fabi = PyInt_AS_LONG(PyTuple_GET_ITEM(signature, 0));

             ~ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

/System/Library/Frameworks/Python.framework/Versions/2.7/include/python2.7/intobject.h:52:51: note: expanded from macro 'PyInt_AS_LONG'

#define PyInt_AS_LONG(op) (((PyIntObject *)(op))->ob_ival)

                           ~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~

c/_cffi_backend.c:2886:56: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]

                                           cd->c_type->ct_size) != 0.0;

                                           ~~~~~~~~~~~~^~~~~~~

c/_cffi_backend.c:2980:55: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]

        write_raw_integer_data(cd->c_data, value, ct->ct_size);

        ~~~~~~~~~~~~~~~~~~~~~~                    ~~~~^~~~~~~

c/_cffi_backend.c:3083:61: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]

                write_raw_float_data(cd->c_data, value, ct->ct_size);

                ~~~~~~~~~~~~~~~~~~~~                    ~~~~^~~~~~~

c/_cffi_backend.c:3404:38: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]

    name_size = strlen(ptypes->name) + 1;

              ~ ~~~~~~~~~~~~~~~~~~~~~^~~

c/_cffi_backend.c:3422:28: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]

    td->ct_name_position = strlen(td->ct_name);

                         ~ ^~~~~~~~~~~~~~~~~~~

c/_cffi_backend.c:3541:19: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]

    int namelen = strlen(name);

        ~~~~~~~   ^~~~~~~~~~~~

c/_cffi_backend.c:3858:53: warning: implicit conversion loses integer precision: 'long' to 'int' [-Wshorten-64-to-32]

                    bits_already_occupied = boffset - (field_offset_bytes * 8);

                                          ~ ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~

c/_cffi_backend.c:3899:53: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]

                        prev_bitfield_size = ftype->ct_size;

                                           ~ ~~~~~~~^~~~~~~

c/_cffi_backend.c:3907:62: warning: implicit conversion loses integer precision: 'long' to 'int' [-Wshorten-64-to-32]

                    bitshift = 8 * ftype->ct_size - fbitsize - bitshift;

                             ~ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~

c/_cffi_backend.c:4186:37: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]

        fb->fct->ct_name_position = i;

                                  ~ ^

c/_cffi_backend.c:4201:40: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]

        fb_cat_name(fb, farg->ct_name, strlen(farg->ct_name));

        ~~~~~~~~~~~                    ^~~~~~~~~~~~~~~~~~~~~

c/_cffi_backend.c:4214:70: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]

                strlen(fresult->ct_name) - fresult->ct_name_position + 1);

                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~

c/_cffi_backend.c:4234:30: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'int' [-Wshorten-64-to-32]

    fct = ctypedescr_new(fb->nb_bytes);

          ~~~~~~~~~~~~~~ ~~~~^~~~~~~~

c/_cffi_backend.c:4284:56: warning: implicit conversion loses integer precision: 'Py_ssize_t' (aka 'long') to 'unsigned int' [-Wshorten-64-to-32]

    if (ffi_prep_cif(&cif_descr->cif, fabi, funcbuffer.nargs,

        ~~~~~~~~~~~~                        ~~~~~~~~~~~^~~~~

c/_cffi_backend.c:4680:31: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]

    name_size = strlen(ename) + 1;

              ~ ~~~~~~~~~~~~~~^~~

35 warnings generated.



Installed /private/var/folders/fh/vx707jm53kbcq3b_c3gw_m6w0000gp/T/pip_build_venum/bcrypt/cffi-0.8.6-py2.7-macosx-10.9-intel.egg

Searching for pycparser

Reading https://pypi.python.org/simple/pycparser/

Best match: pycparser 2.10

Downloading https://pypi.python.org/packages/source/p/pycparser/pycparser-2.10.tar.gz#md5=d87aed98c8a9f386aa56d365fe4d515f

Processing pycparser-2.10.tar.gz

Writing /var/folders/fh/vx707jm53kbcq3b_c3gw_m6w0000gp/T/easy_install-krihEq/pycparser-2.10/setup.cfg

Running pycparser-2.10/setup.py -q bdist_egg --dist-dir /var/folders/fh/vx707jm53kbcq3b_c3gw_m6w0000gp/T/easy_install-krihEq/pycparser-2.10/egg-dist-tmp-zQGwPt

zip_safe flag not set; analyzing archive contents...



Installed /private/var/folders/fh/vx707jm53kbcq3b_c3gw_m6w0000gp/T/pip_build_venum/bcrypt/pycparser-2.10-py2.7.egg

running install

running build

running build_py

creating build

creating build/lib.macosx-10.9-intel-2.7

creating build/lib.macosx-10.9-intel-2.7/bcrypt

copying bcrypt/__about__.py -> build/lib.macosx-10.9-intel-2.7/bcrypt

copying bcrypt/__init__.py -> build/lib.macosx-10.9-intel-2.7/bcrypt

creating build/lib.macosx-10.9-intel-2.7/bcrypt/crypt_blowfish-1.3

copying bcrypt/crypt_blowfish-1.3/crypt.3 -> build/lib.macosx-10.9-intel-2.7/bcrypt/crypt_blowfish-1.3

copying bcrypt/crypt_blowfish-1.3/crypt.h -> build/lib.macosx-10.9-intel-2.7/bcrypt/crypt_blowfish-1.3

copying bcrypt/crypt_blowfish-1.3/crypt_blowfish.c -> build/lib.macosx-10.9-intel-2.7/bcrypt/crypt_blowfish-1.3

copying bcrypt/crypt_blowfish-1.3/crypt_blowfish.h -> build/lib.macosx-10.9-intel-2.7/bcrypt/crypt_blowfish-1.3

copying bcrypt/crypt_blowfish-1.3/crypt_gensalt.c -> build/lib.macosx-10.9-intel-2.7/bcrypt/crypt_blowfish-1.3

copying bcrypt/crypt_blowfish-1.3/crypt_gensalt.h -> build/lib.macosx-10.9-intel-2.7/bcrypt/crypt_blowfish-1.3

copying bcrypt/crypt_blowfish-1.3/glibc-2.1.3-crypt.diff -> build/lib.macosx-10.9-intel-2.7/bcrypt/crypt_blowfish-1.3

copying bcrypt/crypt_blowfish-1.3/glibc-2.14-crypt.diff -> build/lib.macosx-10.9-intel-2.7/bcrypt/crypt_blowfish-1.3

copying bcrypt/crypt_blowfish-1.3/glibc-2.3.6-crypt.diff -> build/lib.macosx-10.9-intel-2.7/bcrypt/crypt_blowfish-1.3

copying bcrypt/crypt_blowfish-1.3/LINKS -> build/lib.macosx-10.9-intel-2.7/bcrypt/crypt_blowfish-1.3

copying bcrypt/crypt_blowfish-1.3/Makefile -> build/lib.macosx-10.9-intel-2.7/bcrypt/crypt_blowfish-1.3

copying bcrypt/crypt_blowfish-1.3/ow-crypt.h -> build/lib.macosx-10.9-intel-2.7/bcrypt/crypt_blowfish-1.3

copying bcrypt/crypt_blowfish-1.3/PERFORMANCE -> build/lib.macosx-10.9-intel-2.7/bcrypt/crypt_blowfish-1.3

copying bcrypt/crypt_blowfish-1.3/README -> build/lib.macosx-10.9-intel-2.7/bcrypt/crypt_blowfish-1.3

copying bcrypt/crypt_blowfish-1.3/wrapper.c -> build/lib.macosx-10.9-intel-2.7/bcrypt/crypt_blowfish-1.3

copying bcrypt/crypt_blowfish-1.3/x86.S -> build/lib.macosx-10.9-intel-2.7/bcrypt/crypt_blowfish-1.3

running build_ext

building '_bcrypt_cffi_6b390667x92a686ca' extension

creating build/temp.macosx-10.9-intel-2.7

creating build/temp.macosx-10.9-intel-2.7/bcrypt

creating build/temp.macosx-10.9-intel-2.7/bcrypt/__pycache__

creating build/temp.macosx-10.9-intel-2.7/bcrypt/crypt_blowfish-1.3

cc -fno-strict-aliasing -fno-common -dynamic -arch x86_64 -arch i386 -g -Os -pipe -fno-common -fno-strict-aliasing -fwrapv -DENABLE_DTRACE -DMACOSX -DNDEBUG -Wall -Wstrict-prototypes -Wshorten-64-to-32 -DNDEBUG -g -fwrapv -Os -Wall -Wstrict-prototypes -DENABLE_DTRACE -arch x86_64 -arch i386 -pipe -Ibcrypt/crypt_blowfish-1.3 -I/System/Library/Frameworks/Python.framework/Versions/2.7/include/python2.7 -c bcrypt/__pycache__/_bcrypt_cffi_6b390667x92a686ca.c -o build/temp.macosx-10.9-intel-2.7/bcrypt/__pycache__/_bcrypt_cffi_6b390667x92a686ca.o

cc -fno-strict-aliasing -fno-common -dynamic -arch x86_64 -arch i386 -g -Os -pipe -fno-common -fno-strict-aliasing -fwrapv -DENABLE_DTRACE -DMACOSX -DNDEBUG -Wall -Wstrict-prototypes -Wshorten-64-to-32 -DNDEBUG -g -fwrapv -Os -Wall -Wstrict-prototypes -DENABLE_DTRACE -arch x86_64 -arch i386 -pipe -Ibcrypt/crypt_blowfish-1.3 -I/System/Library/Frameworks/Python.framework/Versions/2.7/include/python2.7 -c bcrypt/crypt_blowfish-1.3/crypt_blowfish.c -o build/temp.macosx-10.9-intel-2.7/bcrypt/crypt_blowfish-1.3/crypt_blowfish.o

cc -fno-strict-aliasing -fno-common -dynamic -arch x86_64 -arch i386 -g -Os -pipe -fno-common -fno-strict-aliasing -fwrapv -DENABLE_DTRACE -DMACOSX -DNDEBUG -Wall -Wstrict-prototypes -Wshorten-64-to-32 -DNDEBUG -g -fwrapv -Os -Wall -Wstrict-prototypes -DENABLE_DTRACE -arch x86_64 -arch i386 -pipe -Ibcrypt/crypt_blowfish-1.3 -I/System/Library/Frameworks/Python.framework/Versions/2.7/include/python2.7 -c bcrypt/crypt_blowfish-1.3/crypt_gensalt.c -o build/temp.macosx-10.9-intel-2.7/bcrypt/crypt_blowfish-1.3/crypt_gensalt.o

cc -fno-strict-aliasing -fno-common -dynamic -arch x86_64 -arch i386 -g -Os -pipe -fno-common -fno-strict-aliasing -fwrapv -DENABLE_DTRACE -DMACOSX -DNDEBUG -Wall -Wstrict-prototypes -Wshorten-64-to-32 -DNDEBUG -g -fwrapv -Os -Wall -Wstrict-prototypes -DENABLE_DTRACE -arch x86_64 -arch i386 -pipe -Ibcrypt/crypt_blowfish-1.3 -I/System/Library/Frameworks/Python.framework/Versions/2.7/include/python2.7 -c bcrypt/crypt_blowfish-1.3/wrapper.c -o build/temp.macosx-10.9-intel-2.7/bcrypt/crypt_blowfish-1.3/wrapper.o

cc -bundle -undefined dynamic_lookup -arch x86_64 -arch i386 -Wl,-F. build/temp.macosx-10.9-intel-2.7/bcrypt/__pycache__/_bcrypt_cffi_6b390667x92a686ca.o build/temp.macosx-10.9-intel-2.7/bcrypt/crypt_blowfish-1.3/crypt_blowfish.o build/temp.macosx-10.9-intel-2.7/bcrypt/crypt_blowfish-1.3/crypt_gensalt.o build/temp.macosx-10.9-intel-2.7/bcrypt/crypt_blowfish-1.3/wrapper.o -o build/lib.macosx-10.9-intel-2.7/_bcrypt_cffi_6b390667x92a686ca.so

running install_lib

copying build/lib.macosx-10.9-intel-2.7/_bcrypt_cffi_6b390667x92a686ca.so -> /Library/Python/2.7/site-packages

error: /Library/Python/2.7/site-packages/_bcrypt_cffi_6b390667x92a686ca.so: Permission denied

----------------------------------------
Cleaning up...
Command /usr/bin/python -c "import setuptools, tokenize;__file__='/private/var/folders/fh/vx707jm53kbcq3b_c3gw_m6w0000gp/T/pip_build_venum/bcrypt/setup.py';exec(compile(getattr(tokenize, 'open', open)(__file__).read().replace('\r\n', '\n'), __file__, 'exec'))" install --record /var/folders/fh/vx707jm53kbcq3b_c3gw_m6w0000gp/T/pip-albluB-record/install-record.txt --single-version-externally-managed --compile failed with error code 1 in /private/var/folders/fh/vx707jm53kbcq3b_c3gw_m6w0000gp/T/pip_build_venum/bcrypt
Storing debug log for failure in /var/folders/fh/vx707jm53kbcq3b_c3gw_m6w0000gp/T/tmpzq4GXz