id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc	difficulty
1634	copy-file and move-file do not preserve permissions	alicemaz		both procedures create a new output file using open, so permissions are always (assuming normal umask) 644. this patch sets the permissions to those of the input file after writing all bytes and before closing the ports. tested on PLATFORM=linux. I do not know the implications of this on windows; the fact that C_chmod and C_fchmod have definitions in posixwin.scm makes me assume this is safe, but I cannot be sure without a machine to test on	defect	new	minor	someday	core libraries	5.1.0				easy