docs: Don't use non-portable cp -d flag unnecessarily (no links are involved)

cp -d is a GNU extension, and only useful for links, which don't seem
to exist in the directories being copied, so just remove said flag.

Signed-off-by: Patrick Welche <prlw1@cam.ac.uk>
Acked-by: Ian Campbell <ian.campbell@citrix.com>

diff --git a/docs/Makefile b/docs/Makefile
index fdebae819abd5cd1409a07ab2248168eca286e6f..5f319a14d24b6c7e8c7d7bf815dff01038c35f97 100644 (file)
--- a/docs/Makefile
+++ b/docs/Makefile
@@ -84,9 +84,9 @@ install: all
        $(INSTALL_DIR) $(DESTDIR)$(DOCDIR)
 
        $(INSTALL_DIR) $(DESTDIR)$(MANDIR)
-       cp -dR man1 $(DESTDIR)$(MANDIR)
-       cp -dR man5 $(DESTDIR)$(MANDIR)
-       [ ! -d html ] || cp -dR html $(DESTDIR)$(DOCDIR)
+       cp -R man1 $(DESTDIR)$(MANDIR)
+       cp -R man5 $(DESTDIR)$(MANDIR)
+       [ ! -d html ] || cp -R html $(DESTDIR)$(DOCDIR)
 
 html/index.html: $(DOC_HTML) ./gen-html-index INDEX
        perl -w -- ./gen-html-index -i INDEX html $(DOC_HTML)