"cp -a" is nonportable, as POSIX does not specify -a:
https://pubs.opengroup.org/onlinepubs/
9699919799/utilities/cp.html
Use -R -p instead.
Signed-off-by: Greg Troxel <gdt@lexort.com>
Reviewed-by: Rob Browning <rlb@defaultvalue.org>
Tested-by: Rob Browning <rlb@defaultvalue.org>
clean_paths += dev/python
dev/python: dev/python-proposed
dev/validate-python $@-proposed
- cp -a $@-proposed $@
+ cp -R -p $@-proposed $@
clean_paths += dev/bup-exec
generated_dependencies += dev/bup-exec.d