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Diffstat (limited to 'waflib/extras/qnxnto.py')
-rw-r--r-- | waflib/extras/qnxnto.py | 72 |
1 files changed, 0 insertions, 72 deletions
diff --git a/waflib/extras/qnxnto.py b/waflib/extras/qnxnto.py deleted file mode 100644 index 1158124..0000000 --- a/waflib/extras/qnxnto.py +++ /dev/null @@ -1,72 +0,0 @@ -#!/usr/bin/env python -# encoding: utf-8 -# Jérôme Carretero 2011 (zougloub) -# QNX neutrino compatibility functions - -import sys, os -from waflib import Utils - -class Popen(object): - """ - Popen cannot work on QNX from a threaded program: - Forking in threads is not implemented in neutrino. - - Python's os.popen / spawn / fork won't work when running in threads (they will if in the main program thread) - - In waf, this happens mostly in build. - And the use cases can be replaced by os.system() calls. - """ - __slots__ = ["prog", "kw", "popen", "verbose"] - verbose = 0 - def __init__(self, prog, **kw): - try: - self.prog = prog - self.kw = kw - self.popen = None - if Popen.verbose: - sys.stdout.write("Popen created: %r, kw=%r..." % (prog, kw)) - - do_delegate = kw.get('stdout') == -1 and kw.get('stderr') == -1 - if do_delegate: - if Popen.verbose: - print("Delegating to real Popen") - self.popen = self.real_Popen(prog, **kw) - else: - if Popen.verbose: - print("Emulating") - except Exception as e: - if Popen.verbose: - print("Exception: %s" % e) - raise - - def __getattr__(self, name): - if Popen.verbose: - sys.stdout.write("Getattr: %s..." % name) - if name in Popen.__slots__: - return object.__getattribute__(self, name) - else: - if self.popen is not None: - if Popen.verbose: - print("from Popen") - return getattr(self.popen, name) - else: - if name == "wait": - return self.emu_wait - else: - raise Exception("subprocess emulation: not implemented: %s" % name) - - def emu_wait(self): - if Popen.verbose: - print("emulated wait (%r kw=%r)" % (self.prog, self.kw)) - if isinstance(self.prog, str): - cmd = self.prog - else: - cmd = " ".join(self.prog) - if 'cwd' in self.kw: - cmd = 'cd "%s" && %s' % (self.kw['cwd'], cmd) - return os.system(cmd) - -if sys.platform == "qnx6": - Popen.real_Popen = Utils.subprocess.Popen - Utils.subprocess.Popen = Popen - |