[oe-commits] [openembedded-core] 07/25: devtool: append md5sum only if not already present

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rpurdie pushed a commit to branch master-next
in repository openembedded-core.

commit f958c5cba3b0d24ca696b2b707857009c9a7b5b8
Author: Leonardo Sandoval <leonardo.sandoval.gonzalez at linux.intel.com>
AuthorDate: Mon Aug 21 17:39:46 2017 +1200

    devtool: append md5sum only if not already present
    
    In case the proposed md5sum to be appended to the .devtool_md5 file
    is already present, do not append it.
    
    Signed-off-by: Leonardo Sandoval <leonardo.sandoval.gonzalez at linux.intel.com>
    Signed-off-by: Paul Eggleton <paul.eggleton at linux.intel.com>
    Signed-off-by: Richard Purdie <richard.purdie at linuxfoundation.org>
---
 scripts/lib/devtool/standard.py | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/scripts/lib/devtool/standard.py b/scripts/lib/devtool/standard.py
index ec19223..fa9d347 100644
--- a/scripts/lib/devtool/standard.py
+++ b/scripts/lib/devtool/standard.py
@@ -674,8 +674,11 @@ def _add_md5(config, recipename, filename):
 
     def addfile(fn):
         md5 = bb.utils.md5_file(fn)
-        with open(os.path.join(config.workspace_path, '.devtool_md5'), 'a') as f:
-            f.write('%s|%s|%s\n' % (recipename, os.path.relpath(fn, config.workspace_path), md5))
+        with open(os.path.join(config.workspace_path, '.devtool_md5'), 'a+') as f:
+            md5_str = '%s|%s|%s\n' % (recipename, os.path.relpath(fn, config.workspace_path), md5)
+            f.seek(0, os.SEEK_SET)
+            if not md5_str in f.read():
+                f.write(md5_str)
 
     if os.path.isdir(filename):
         for root, _, files in os.walk(filename):

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