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#! /usr/bin/env python
# encoding: utf-8
"""
def build(bld):
bld.load('long_gcc')
"""
import os, tempfile
from waflib import Task
def exec_command(self, cmd, **kw):
# workaround for command line length limit:
# http://support.microsoft.com/kb/830473
tmp = None
try:
if not isinstance(cmd, str) and len(str(cmd)) > 8192:
(fd, tmp) = tempfile.mkstemp(dir=self.generator.bld.bldnode.abspath())
flat = ['"%s"' % x.replace('\\', '\\\\').replace('"', '\\"') for x in cmd[1:]]
try:
os.write(fd, ' '.join(flat).encode())
finally:
if tmp:
os.close(fd)
# Line may be very long:
# Logs.debug('runner:' + ' '.join(flat))
cmd = [cmd[0], '@' + tmp]
ret = super(self.__class__, self).exec_command(cmd, **kw)
finally:
if tmp:
os.remove(tmp)
return ret
def wrap_class(class_name):
cls = Task.classes.get(class_name)
if not cls:
return None
derived_class = type(class_name, (cls,), {})
derived_class.exec_command = exec_command
if hasattr(cls, 'hcode'):
derived_class.hcode = cls.hcode
return derived_class
for k in 'c cxx cprogram cxxprogram cshlib cxxshlib cstlib cxxstlib'.split():
wrap_class(k)
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