# Path: scripts/pkgs/constants.py
# def uniq(vals):
#     def cpu_count():
# def build_dir():
# def set_build_dir(x):
# def current_source():
# def set_current_source(x):
# def set_tdir(x):
# def mkdtemp(prefix=''):
# def putenv(**kw):
# ROOT = 'C:\\' if iswindows else '/'
# SW = ROOT + 'sw'
# SOURCES = ROOT + 'sources'
# PATCHES = ROOT + 'patches'
# SCRIPTS = ROOT + 'scripts'
# CALIBRE_DIR = ROOT + 'calibre'
# PREFIX = os.path.join(SW, 'sw')
# BIN = os.path.join(PREFIX, 'bin')
# PYTHON = os.path.join(PREFIX, 'private', 'python', 'python.exe') if iswindows else os.path.join(BIN, 'python')
#     CFLAGS = CPPFLAGS = LIBDIR = LDFLAGS = ''
#     CFLAGS = worker_env['CFLAGS'] = '-I' + os.path.join(PREFIX, 'include')
#     CPPFLAGS = worker_env['CPPFLAGS'] = '-I' + os.path.join(PREFIX, 'include')
#     LIBDIR = os.path.join(PREFIX, 'lib')
#     LDFLAGS = worker_env['LDFLAGS'] = '-L{0} -Wl,-rpath-link,{0}'.format(LIBDIR)
#     LDFLAGS = worker_env['LDFLAGS'] = '-headerpad_max_install_names -L{}'.format(LIBDIR)
# MAKEOPTS = '-j%d' % cpu_count()
# PKG_CONFIG_PATH = worker_env['PKG_CONFIG_PATH'] = os.path.join(PREFIX, 'lib', 'pkgconfig')
# CMAKE = os.path.join(PREFIX, 'bin', 'cmake') if isosx else 'cmake'
# QT_PREFIX = os.path.join(PREFIX, 'qt')
# QT_DLLS = ['Qt5' + x for x in (
#     'Core', 'Gui', 'Network', 'PrintSupport', 'Positioning', 'Sensors', 'Sql',
#     'Svg', 'WebKit', 'WebKitWidgets', 'Widgets', 'Multimedia', 'OpenGL',
#     'MultimediaWidgets', 'Xml',  # 'XmlPatterns',
# )]
# QT_PLUGINS = [
#     'imageformats', 'iconengines', 'mediaservice', 'platforms',
#     'playlistformats', 'sqldrivers',
#     # 'audio', 'printsupport', 'bearer', 'position',
# ]
# PYQT_MODULES = ('Qt', 'QtCore', 'QtGui', 'QtNetwork',  # 'QtMultimedia', 'QtMultimediaWidgets',
#                 'QtPrintSupport', 'QtSensors', 'QtSvg', 'QtWebKit', 'QtWebKitWidgets', 'QtWidgets')
# CODESIGN_KEYCHAIN = '/Users/kovid/codesign.keychain'
#     class SYSTEM_INFO(ctypes.Structure):


from contextlib import contextmanager
from .constants import (
    build_dir, current_source, mkdtemp, PATCHES, PYTHON, MAKEOPTS, LIBDIR, SW,
    worker_env, islinux, PREFIX, iswindows, isosx
)
        from .constants import cygwin_paths
    from ctypes import wintypes
import time
import os
import shlex
import pipes
import subprocess
import sys
import errno
import glob
import shutil
import zipfile
import stat
    import ctypes
    import msvcrt
    def rmtree(x, tries=10):
        for i in range(tries):
            try:
                return shutil.rmtree(x)
            except WindowsError as err:
                if i == tries - 1:
                    raise
                if err.winerror == 32:  # sharing violation (file open in another process)
                    time.sleep(1)
                    continue
                raise
else:
    hardlink = os.link
    rmtree = shutil.rmtree


def lcopy(src, dst, no_hardlinks=False):
    try:
        if issymlink(src):
            linkto = os.readlink(src)
            os.symlink(linkto, dst)
            return True
        else:
            if no_hardlinks:
                shutil.copy(src, dst)
            else:
                hardlink(src, dst)
            return False
    except EnvironmentError as err:
        if err.errno == errno.EEXIST:

# Path: scripts/pkgs/constants.py
# def uniq(vals):
#     def cpu_count():
# def build_dir():
# def set_build_dir(x):
# def current_source():
# def set_current_source(x):
# def set_tdir(x):
# def mkdtemp(prefix=''):
# def putenv(**kw):
# ROOT = 'C:\\' if iswindows else '/'
# SW = ROOT + 'sw'
# SOURCES = ROOT + 'sources'
# PATCHES = ROOT + 'patches'
# SCRIPTS = ROOT + 'scripts'
# CALIBRE_DIR = ROOT + 'calibre'
# PREFIX = os.path.join(SW, 'sw')
# BIN = os.path.join(PREFIX, 'bin')
# PYTHON = os.path.join(PREFIX, 'private', 'python', 'python.exe') if iswindows else os.path.join(BIN, 'python')
#     CFLAGS = CPPFLAGS = LIBDIR = LDFLAGS = ''
#     CFLAGS = worker_env['CFLAGS'] = '-I' + os.path.join(PREFIX, 'include')
#     CPPFLAGS = worker_env['CPPFLAGS'] = '-I' + os.path.join(PREFIX, 'include')
#     LIBDIR = os.path.join(PREFIX, 'lib')
#     LDFLAGS = worker_env['LDFLAGS'] = '-L{0} -Wl,-rpath-link,{0}'.format(LIBDIR)
#     LDFLAGS = worker_env['LDFLAGS'] = '-headerpad_max_install_names -L{}'.format(LIBDIR)
# MAKEOPTS = '-j%d' % cpu_count()
# PKG_CONFIG_PATH = worker_env['PKG_CONFIG_PATH'] = os.path.join(PREFIX, 'lib', 'pkgconfig')
# CMAKE = os.path.join(PREFIX, 'bin', 'cmake') if isosx else 'cmake'
# QT_PREFIX = os.path.join(PREFIX, 'qt')
# QT_DLLS = ['Qt5' + x for x in (
#     'Core', 'Gui', 'Network', 'PrintSupport', 'Positioning', 'Sensors', 'Sql',
#     'Svg', 'WebKit', 'WebKitWidgets', 'Widgets', 'Multimedia', 'OpenGL',
#     'MultimediaWidgets', 'Xml',  # 'XmlPatterns',
# )]
# QT_PLUGINS = [
#     'imageformats', 'iconengines', 'mediaservice', 'platforms',
#     'playlistformats', 'sqldrivers',
#     # 'audio', 'printsupport', 'bearer', 'position',
# ]
# PYQT_MODULES = ('Qt', 'QtCore', 'QtGui', 'QtNetwork',  # 'QtMultimedia', 'QtMultimediaWidgets',
#                 'QtPrintSupport', 'QtSensors', 'QtSvg', 'QtWebKit', 'QtWebKitWidgets', 'QtWidgets')
# CODESIGN_KEYCHAIN = '/Users/kovid/codesign.keychain'
#     class SYSTEM_INFO(ctypes.Structure):


# Path: scripts/pkgs/utils.py
from contextlib import contextmanager
from .constants import (
    build_dir, current_source, mkdtemp, PATCHES, PYTHON, MAKEOPTS, LIBDIR, SW,
    worker_env, islinux, PREFIX, iswindows, isosx
)
        from .constants import cygwin_paths
    from ctypes import wintypes
import time
import os
import shlex
import pipes
import subprocess
import sys
import errno
import glob
import shutil
import zipfile
import stat
    import ctypes
    import msvcrt

    def rmtree(x, tries=10):
        for i in range(tries):
            try:
                return shutil.rmtree(x)
            except WindowsError as err:
                if i == tries - 1:
                    raise
                if err.winerror == 32:  # sharing violation (file open in another process)
                    time.sleep(1)
                    continue
                raise
else:
    hardlink = os.link
    rmtree = shutil.rmtree


def lcopy(src, dst, no_hardlinks=False):
    try:
        if issymlink(src):
            linkto = os.readlink(src)
            os.symlink(linkto, dst)
            return True
        else:
            if no_hardlinks:
                shutil.copy(src, dst)
            else:
                hardlink(src, dst)
            return False
    except EnvironmentError as err:
        if err.errno == errno.EEXIST:

            os.unlink(dst)