mercurial/utils/procutil.py

41283:4948b327d3b9

    uout.flush()
    for f, uif in [(fin, uin), (fout, uout)]:
        if f is not uif:
            os.dup2(f.fileno(), uif.fileno())
            f.close()

@contextlib.contextmanager
def protectedstdio(uin, uout):
    """Run code block with protected standard streams"""
    fin, fout = protectstdio(uin, uout)
    try:
        yield fin, fout
    finally:
        restorestdio(uin, uout, fin, fout)

def shellenviron(environ=None):
    """return environ with optional override, useful for shelling out"""
    def py2shell(val):
        'convert python object into string that is useful to shell'

41284:b0e3f2d7c143

    uout.flush()
    for f, uif in [(fin, uin), (fout, uout)]:
        if f is not uif:
            os.dup2(f.fileno(), uif.fileno())
            f.close()

def shellenviron(environ=None):
    """return environ with optional override, useful for shelling out"""
    def py2shell(val):
        'convert python object into string that is useful to shell'