comparison mercurial/posix.py @ 9517:4368f582c806

util.system: Use subprocess instead of os.system

subprocess allows the environment and working directory to be specified
directly, so the hacks for making temporary changes while forking is no longer
necessary.

This also fixes failures on solaris where the temporary changes can't be undone
because there is no unsetenv.

9516:f8048c334066

        return True
    except OSError, inst:
        return inst.errno != errno.ESRCH

def explain_exit(code):
    """return a 2-tuple (desc, code) describing a process's status"""
    if os.WIFEXITED(code):
        val = os.WEXITSTATUS(code)
        return _("exited with status %d") % val, val
    elif os.WIFSIGNALED(code):
        val = os.WTERMSIG(code)
        return _("killed by signal %d") % val, val
    elif os.WIFSTOPPED(code):
        val = os.WSTOPSIG(code)
        return _("stopped by signal %d") % val, val
    raise ValueError(_("invalid exit code"))

def isowner(st):
    """Return True if the stat object st is from the current user."""
    return st.st_uid == os.getuid()

9517:4368f582c806

        return True
    except OSError, inst:
        return inst.errno != errno.ESRCH

def explain_exit(code):
    """return a 2-tuple (desc, code) describing a subprocess status
    (codes from kill are negative - not os.system/wait encoding)"""
    if code >= 0:
        return _("exited with status %d") % code, code
    return _("killed by signal %d") % -code, -code

def isowner(st):
    """Return True if the stat object st is from the current user."""
    return st.st_uid == os.getuid()