int do_mv (const char *src, const char *dest) { return cpmv_cmd ("mv", NULL, src, dest); }
int do_cp (const char *src, const char *dest) { return cpmv_cmd ("cp", NULL, src, dest); }
int do_cp_r (const char *src, const char *dest) { return cpmv_cmd ("cp", "-rP", src, dest); }
int do_cp_a (const char *src, const char *dest) { return cpmv_cmd (str_cp, "-a", src, dest); }