lib/package/utils: Improve multiprocess_launch argument passing

The current code for multiple argument passing is horrible. Tweak the
multiprocess_launch function to only convert to a tuple if it isn't already
one, which means we can then use function arguments in a standard way.

(From OE-Core rev: 7c99f90079e722764ebdc30e8d0e781454b3a51a)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/lib/oe/package.py

@@ -18,7 +18,7 @@ import shutil
 
 import oe.cachedpath
 
-def runstrip(arg):
+def runstrip(file, elftype, strip, extra_strip_sections=''):
     # Function to strip a single file, called from split_and_strip_files below
     # A working 'file' (one which works on the target architecture)
     #
@@ -28,12 +28,6 @@ def runstrip(arg):
     # 8 - shared library
     # 16 - kernel module
 
-    if len(arg) == 3:
-        (file, elftype, strip) = arg
-        extra_strip_sections = ''
-    else:
-        (file, elftype, strip, extra_strip_sections) = arg
-
     newmode = None
     if not os.access(file, os.W_OK) or os.access(file, os.R_OK):
         origmode = os.stat(file)[stat.ST_MODE]
@@ -220,10 +214,9 @@ def file_reverse_translate(file):
 
     return ft
 
-def filedeprunner(arg):
+def filedeprunner(pkg, pkgfiles, rpmdeps, pkgdest):
     import re, subprocess, shlex
 
-    (pkg, pkgfiles, rpmdeps, pkgdest) = arg
     provides = {}
     requires = {}
 

meta/lib/oe/utils.py

@@ -316,7 +316,9 @@ def multiprocess_launch_mp(target, items, max_process, extraargs=None):
     items = list(items)
     while (items and not errors) or launched:
         if not errors and items and len(launched) < max_process:
-            args = (items.pop(),)
+            args = items.pop()
+            if not type(args) is tuple:
+                args = (args,)
             if extraargs is not None:
                 args = args + extraargs
             p = ProcessLaunch(target=target, args=args)