package: Process package stripping in parallel

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

1 files changed, 45 insertions, 0 deletions

diff --git a/meta/lib/oe/package.py b/meta/lib/oe/package.py
index 6b1c1f48ce..9a0ddb8536 100644
--- a/meta/lib/oe/package.py
+++ b/meta/lib/oe/package.py
@@ -1,3 +1,48 @@
+def runstrip(arg):
+    # Function to strip a single file, called from split_and_strip_files below
+    # A working 'file' (one which works on the target architecture)
+    #
+    # The elftype is a bit pattern (explained in split_and_strip_files) to tell
+    # us what type of file we're processing...
+    # 4 - executable
+    # 8 - shared library
+    # 16 - kernel module
+
+    import commands, stat, subprocess
+
+    (file, elftype, strip) = 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]
+        newmode = origmode | stat.S_IWRITE | stat.S_IREAD
+        os.chmod(file, newmode)
+
+    extraflags = ""
+
+    # kernel module    
+    if elftype & 16:
+        extraflags = "--strip-debug --remove-section=.comment --remove-section=.note --preserve-dates"
+    # .so and shared library
+    elif ".so" in file and elftype & 8:
+        extraflags = "--remove-section=.comment --remove-section=.note --strip-unneeded"
+    # shared or executable:
+    elif elftype & 8 or elftype & 4:
+        extraflags = "--remove-section=.comment --remove-section=.note"
+
+    stripcmd = "'%s' %s '%s'" % (strip, extraflags, file)
+    bb.debug(1, "runstrip: %s" % stripcmd)
+
+    ret = subprocess.call(stripcmd, shell=True)
+
+    if newmode:
+        os.chmod(file, origmode)
+
+    if ret:
+        bb.error("runstrip: '%s' strip command failed" % stripcmd)
+
+    return
+
 
 def file_translate(file):
     ft = file.replace("@", "@at@")