Author: brooks
Date: Tue May 6 15:38:44 2014
New Revision: 265450
URL: http://svnweb.freebsd.org/changeset/base/265450
Log:
MFC: r265097
Merge from CheriBSD:
commit 1d1b908107255ffdff4d17f015d8f057d73cc6cb
Author: Brooks Davis <bro...@one-eyed-alien.net>
Date: Fri Mar 28 16:24:45 2014 +0000
Add a long needed seatbelt.
Exit with an error when make is called without a target at the top level
rather than poluting the source tree and causing use confusion in future
builds.
commit a9d9aa341b2f4308a227ab460ba85f1f287ad028
Author: Brooks Davis <bro...@one-eyed-alien.net>
Date: Tue Apr 29 16:06:12 2014 +0000
Simplify seatbelt added in 1d1b908 based in feedback.
Discussed with: i...@freebsd.org
Reviewed by: imp
Sponsored by: DARPA, AFRL
Modified:
stable/9/Makefile (contents, props changed)
Directory Properties:
stable/9/ (props changed)
Modified: stable/9/Makefile
==============================================================================
--- stable/9/Makefile Tue May 6 14:38:03 2014 (r265449)
+++ stable/9/Makefile Tue May 6 15:38:44 2014 (r265450)
@@ -222,8 +222,17 @@ cleanworld:
${TGTS}:
${_+_}@cd ${.CURDIR}; ${_MAKE} ${.TARGET}
-# Set a reasonable default
-.MAIN: all
+# The historic default "all" target creates files which may cause stale
+# or (in the cross build case) unlinkable results. Fail with an error
+# when no target is given. The users can explicitly specify "all"
+# if they want the historic behavior.
+.MAIN: _guard
+
+_guard:
+ @echo
+ @echo "Explicit target required (use \"all\" for historic behavior)"
+ @echo
+ @false
STARTTIME!= LC_ALL=C date
CHECK_TIME!= find ${.CURDIR}/sys/sys/param.h -mtime -0s ; echo
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