diff options
| -rw-r--r-- | classes/base.bbclass | 6 | ||||
| -rw-r--r-- | classes/utils.bbclass | 30 |
2 files changed, 30 insertions, 6 deletions
diff --git a/classes/base.bbclass b/classes/base.bbclass index ae8b74ecd4..182ce62d9a 100644 --- a/classes/base.bbclass +++ b/classes/base.bbclass @@ -154,12 +154,6 @@ python base_do_fetch() { raise bb.build.FuncFailed("Checksum of '%s' failed" % uri) } -def subprocess_setup(): - import signal - # Python installs a SIGPIPE handler by default. This is usually not what - # non-Python subprocesses expect. - signal.signal(signal.SIGPIPE, signal.SIG_DFL) - def oe_unpack_file(file, data, url = None): import subprocess if not url: diff --git a/classes/utils.bbclass b/classes/utils.bbclass index ecb00ec26e..6ff11dd4a7 100644 --- a/classes/utils.bbclass +++ b/classes/utils.bbclass @@ -1,3 +1,33 @@ +def subprocess_setup(): + import signal + # Python installs a SIGPIPE handler by default. This is usually not what + # non-Python subprocesses expect. + signal.signal(signal.SIGPIPE, signal.SIG_DFL) + +def oe_popen(d, cmd, **kwargs): + """ Convenience function to call out processes with our exported + variables in the environment. + """ + from subprocess import Popen + + if kwargs.get("env") is None: + env = d.getVar("__oe_popen_env", False) + if env is None: + env = {} + for v in d.keys(): + if d.getVarFlag(v, "export"): + env[v] = d.getVar(v, True) or "" + d.setVar("__oe_popen_env", env) + kwargs["env"] = env + + kwargs["preexec_fn"] = subprocess_setup + + return Popen(cmd, **kwargs) + +def oe_system(d, cmd): + """ Popen based version of os.system. """ + return oe_popen(d, cmd, shell=True).wait() + # like os.path.join but doesn't treat absolute RHS specially def base_path_join(a, *p): path = a |