From: Jérémie Galarneau <jeremie.galarneau@efficios.com>
Date: Thu, 16 Oct 2014 13:45:19 +0000 (-0400)
Subject: Fix: preserve example files' timestamps when copying
X-Git-Tag: v2.6.0-rc1~3
X-Git-Url: http://git.liburcu.org/?p=lttng-ust.git;a=commitdiff_plain;h=a41cceb9344d8a42597b57b95d9a6dfe622ff87b

Fix: preserve example files' timestamps when copying

This fixes an issue where examples were always being rebuilt
when performing an out of tree build since the examples were
being copied to the build directory with a timestamp more
recent than the already-built example objects.

Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
---

diff --git a/doc/examples/Makefile.am b/doc/examples/Makefile.am
index fbabb8ec..6f0a31aa 100644
--- a/doc/examples/Makefile.am
+++ b/doc/examples/Makefile.am
@@ -57,7 +57,7 @@ endif
 all-local:
 	@if [ x"$(srcdir)" != x"$(builddir)" ]; then \
 		for subdir in $(SUBDIRS_PROXY) $(SUBDIRS_JUL); do \
-			cp -fR $(srcdir)/$$subdir $(builddir); \
+			cp -pfR $(srcdir)/$$subdir $(builddir); \
 		done; \
 	fi; \
 	if [ x"$(shell echo "$(top_srcdir)" | grep "^/" | wc -l)" = x"1" ]; then \