Add the -r option as a synonym of -R

diff --git a/coreutils/cp.c b/coreutils/cp.c
index c5dd31ec352eff679e7bcb5b06b2ef53eb31f519..6a82f6bffcc61a4257eb2600ec351d44f469cb89 100644 (file)
--- a/coreutils/cp.c
+++ b/coreutils/cp.c
@@ -41,7 +41,8 @@
 #include "busybox.h"
 #include "libcoreutils/coreutils.h"
 
-static const char cp_opts[] = "pdRfia";        /* WARNING!! ORDER IS IMPORTANT!! */
+/* WARNING!! ORDER IS IMPORTANT!! */
+static const char cp_opts[] = "pdRfiar";
 
 extern int cp_main(int argc, char **argv)
 {
@@ -66,6 +67,12 @@ extern int cp_main(int argc, char **argv)
        if (flags & 32) {
                flags |= (FILEUTILS_PRESERVE_STATUS | FILEUTILS_RECUR | FILEUTILS_DEREFERENCE);
        }
+       if (flags & 64) {
+               /* Make -r a synonym for -R,
+                * -r was marked as obsolete in SUSv3, but is included for compatability
+                */
+               flags |= FILEUTILS_RECUR;
+       }
 
        flags ^= FILEUTILS_DEREFERENCE;         /* The sense of this flag was reversed. */