lib/oe/utils: Refactor to make multiprocess_launch callable without d

This is a preparation for making the strip_execs function callable from
devtool without going via tinfoil and a bitbake server process.

(From OE-Core rev: af8ee73cdef90b83556a7ac5e139a08108706486)

Signed-off-by: Adrian Freihofer <adrian.freihofer@siemens.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 9 insertions, 3 deletions

diff --git a/meta/lib/oe/utils.py b/meta/lib/oe/utils.py
index 1658f3555d..a3b1bb1087 100644
--- a/meta/lib/oe/utils.py
+++ b/meta/lib/oe/utils.py
@@ -264,10 +264,17 @@ def execute_pre_post_process(d, cmds):
         bb.note("Executing %s ..." % cmd)
         bb.build.exec_func(cmd, d)
 
-# For each item in items, call the function 'target' with item as the first 
+def get_bb_number_threads(d):
+    return int(d.getVar("BB_NUMBER_THREADS") or os.cpu_count() or 1)
+
+def multiprocess_launch(target, items, d, extraargs=None):
+    max_process = get_bb_number_threads(d)
+    return multiprocess_launch_mp(target, items, max_process, extraargs)
+
+# For each item in items, call the function 'target' with item as the first
 # argument, extraargs as the other arguments and handle any exceptions in the
 # parent thread
-def multiprocess_launch(target, items, d, extraargs=None):
+def multiprocess_launch_mp(target, items, max_process, extraargs=None):
 
     class ProcessLaunch(multiprocessing.Process):
         def __init__(self, *args, **kwargs):
@@ -302,7 +309,6 @@ def multiprocess_launch(target, items, d, extraargs=None):
             self.update()
             return self._result
 
-    max_process = int(d.getVar("BB_NUMBER_THREADS") or os.cpu_count() or 1)
     launched = []
     errors = []
     results = []