[Toaster] [PATCH v6 13/41] toaster: add new parameter to _shellcmd

[Ed Bartosh]

Added 'nowait' parameter to _shellcmd method to support
running chain of commands in a subshell.

This is going to be used to stop bitbake server after
the build.

Signed-off-by: Ed Bartosh <ed.bartosh at linux.intel.com>
---
 bitbake/lib/toaster/bldcontrol/localhostbecontroller.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/bitbake/lib/toaster/bldcontrol/localhostbecontroller.py b/bitbake/lib/toaster/bldcontrol/localhostbecontroller.py
index a3d818b..0c6fdc7 100644
--- a/bitbake/lib/toaster/bldcontrol/localhostbecontroller.py
+++ b/bitbake/lib/toaster/bldcontrol/localhostbecontroller.py
@@ -51,12 +51,14 @@ class LocalhostBEController(BuildEnvironmentController):
         self.pokydirname = None
         self.islayerset = False
 
-    def _shellcmd(self, command, cwd = None):
+    def _shellcmd(self, command, cwd=None, nowait=False):
         if cwd is None:
             cwd = self.be.sourcedir
 
         logger.debug("lbc_shellcmmd: (%s) %s" % (cwd, command))
         p = subprocess.Popen(command, cwd = cwd, shell=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
+        if nowait:
+            return
         (out,err) = p.communicate()
         p.wait()
         if p.returncode:
-- 
2.1.4