Merge pull request #4465 from akesandgren/use_cp-dR_not-cp-a

use `cp -dR` instead of `cp -a` for shell script extraction

Author: boegel

easybuild/tools/filetools.py

@@ -161,7 +161,7 @@
     # tar.Z: using compress (LZW), but can be handled with gzip so use 'z'
     '.tar.z': "tar xzf %(filepath)s",
     # shell scripts don't need to be unpacked, just copy there
-    '.sh': "cp -a %(filepath)s .",
+    '.sh': "cp -dR %(filepath)s .",
 }
 
 ZIPPED_PATCH_EXTS = ('.bz2', '.gz', '.xz')

test/framework/filetools.py

@@ -104,7 +104,7 @@ def test_extract_cmd(self):
             ('test.txz', "unset TAPE; unxz test.txz --stdout | tar x"),
             ('test.iso', "7z x test.iso"),
             ('test.tar.Z', "tar xzf test.tar.Z"),
-            ('test.foo.bar.sh', "cp -a test.foo.bar.sh ."),
+            ('test.foo.bar.sh', "cp -dR test.foo.bar.sh ."),
             # check whether extension is stripped correct to determine name of target file
             # cfr. https://github.com/easybuilders/easybuild-framework/pull/3705
             ('testbz2.bz2', "bunzip2 -c testbz2.bz2 > testbz2"),