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"""Install C/C++ header files to the Python include directory."""
from packaging.command.cmd import Command
# XXX force is never used
class install_headers(Command):
description = "install C/C++ header files"
user_options = [('install-dir=', 'd',
"directory to install header files to"),
('force', 'f',
"force installation (overwrite existing files)"),
]
boolean_options = ['force']
def initialize_options(self):
self.install_dir = None
self.force = False
self.outfiles = []
def finalize_options(self):
self.set_undefined_options('install_dist',
('install_headers', 'install_dir'),
'force')
def run(self):
headers = self.distribution.headers
if not headers:
return
self.mkpath(self.install_dir)
for header in headers:
out = self.copy_file(header, self.install_dir)[0]
self.outfiles.append(out)
def get_inputs(self):
return self.distribution.headers or []
def get_outputs(self):
return self.outfiles
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