svn commit: r275425 - stable/9

[Brooks Davis]

Author: brooks
Date: Tue Dec  2 20:23:10 2014
New Revision: 275425
URL: https://svnweb.freebsd.org/changeset/base/275425

Log:
  MFC r274806:
  
  Add a guard against attempting to invoke the buildenv target with -j# as
  that silently exits rather than doing something useful.
  
  Sponsored by:	DARPA, AFRL

Modified:
  stable/9/Makefile.inc1   (contents, props changed)
Directory Properties:
  stable/9/   (props changed)

Modified: stable/9/Makefile.inc1
==============================================================================
--- stable/9/Makefile.inc1	Tue Dec  2 19:58:26 2014	(r275424)
+++ stable/9/Makefile.inc1	Tue Dec  2 20:23:10 2014	(r275425)
@@ -621,6 +621,11 @@ buildworld_epilogue:
 buildenvvars:
 	@echo ${WMAKEENV:Q}
 
+.if ${.TARGETS:Mbuildenv}
+.if ${.MAKEFLAGS:M-j}
+.error The buildenv target is incompatible with -j
+.endif
+.endif
 buildenv:
 	@echo Entering world for ${TARGET_ARCH}:${TARGET}
 	@cd ${.CURDIR} && env ${WMAKEENV} ${BUILDENV_SHELL} || true