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ae88a091e6
For 32 bit we still use the binary compatible MSVC 2015 prebuilt Qt binaries. For 64 bit, we change to the MSVC 2017 prebuilt binaries. Redistributables are in no packaged from MSVC 2017 installs.
79 lines
2.5 KiB
Python
79 lines
2.5 KiB
Python
#!/usr/bin/env python
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from __future__ import print_function
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import itertools
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import subprocess
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import sys
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def validate_pair(ob):
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if not (len(ob) == 2):
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print("Unexpected result:", ob, file=sys.stderr)
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return False
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else:
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return True
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def consume(iter):
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try:
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while True: next(iter)
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except StopIteration:
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pass
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def get_environment_from_batch_command(env_cmd, initial=None):
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"""
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Take a command (either a single command or list of arguments)
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and return the environment created after running that command.
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Note that if the command must be a batch file or .cmd file, or the
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changes to the environment will not be captured.
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If initial is supplied, it is used as the initial environment passed
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to the child process.
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"""
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if not isinstance(env_cmd, (list, tuple)):
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env_cmd = [env_cmd]
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# Construct the command that will alter the environment.
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env_cmd = subprocess.list2cmdline(env_cmd)
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# Create a tag so we can tell in the output when the proc is done.
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tag = 'END OF BATCH COMMAND'
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# Construct a cmd.exe command to do accomplish this.
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cmd = 'cmd.exe /s /c "{env_cmd} && echo "{tag}" && set"'.format(**vars())
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# Launch the process.
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proc = subprocess.Popen(cmd, stdout=subprocess.PIPE, env=initial)
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# Parse the output sent to stdout.
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lines = proc.stdout
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# Consume whatever output occurs until the tag is reached.
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consume(itertools.takewhile(lambda l: tag not in l, lines))
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# Define a way to handle each KEY=VALUE line.
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handle_line = lambda l: l.rstrip().split('=',1)
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# Parse key/values into pairs.
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pairs = map(handle_line, lines)
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# Make sure the pairs are valid.
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valid_pairs = filter(validate_pair, pairs)
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# Construct a dictionary of the pairs.
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result = dict(valid_pairs)
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# Let the process finish.
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proc.communicate()
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return result
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def get_vs_env(vs_version, arch):
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"""
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Returns the env object for VS building environment.
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The vs_version can be one of the following strings:
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- VS2015,
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- VS2017,
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the arch has to be one of "x86", "amd64", "arm", "x86_amd64", "x86_arm", "amd64_x86",
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"amd64_arm", e.g. the args passed to vcvarsall.bat.
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"""
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if vs_version == 'VS2015':
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vsvarsall = "C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\VC\\vcvarsall.bat"
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elif vs_version == 'VS2017':
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vsvarsall = "C:\\Program Files (x86)\\Microsoft Visual Studio\\2017\\Community\\VC\Auxiliary\\Build\\vcvarsall.bat"
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else:
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raise RuntimeError('Unsupported Visual Studio version!')
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return get_environment_from_batch_command([vsvarsall, arch])
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