Patch from Matt Kraai to fix debian bug #227081

cp does not truncate existing destinations.  That is, after
running

 echo foo > foo
 echo fubar > fubar
 cp foo fubar

the contents of fubar are

 foo
 r

instead of

 foo
This commit is contained in:
Glenn L McGrath 2004-01-11 05:20:59 +00:00
parent 716ccb2635
commit 447bc2d17f

View File

@ -153,7 +153,7 @@ int copy_file(const char *source, const char *dest, int flags)
} }
} }
dst_fd = open(dest, O_WRONLY); dst_fd = open(dest, O_WRONLY|O_TRUNC);
if (dst_fd == -1) { if (dst_fd == -1) {
if (!(flags & FILEUTILS_FORCE)) { if (!(flags & FILEUTILS_FORCE)) {
bb_perror_msg("unable to open `%s'", dest); bb_perror_msg("unable to open `%s'", dest);