svn commit: r345238 - head

[Wolfram Schneider]

Author: wosch
Date: Sat Mar 16 20:02:57 2019
New Revision: 345238
URL: https://svnweb.freebsd.org/changeset/base/345238

Log:
  `make buildkernel' should display the build time in seconds
  
  PR:		224433
  Approved by:	cem
  Differential Revision:	https://reviews.freebsd.org/D13910

Modified:
  head/Makefile.inc1

Modified: head/Makefile.inc1
==============================================================================
--- head/Makefile.inc1	Sat Mar 16 17:55:22 2019	(r345237)
+++ head/Makefile.inc1	Sat Mar 16 20:02:57 2019	(r345238)
@@ -1584,6 +1584,11 @@ _cleankernobj_fast_depend_hack: .PHONY
 
 ${WMAKE_TGTS:N_worldtmp:Nbuild${libcompat}} ${.ALLTARGETS:M_*:N_worldtmp}: .MAKE .PHONY
 
+# record kernel(s) build time in seconds
+.if make(buildkernel)
+_BUILDKERNEL_START!= date '+%s'
+.endif
+
 #
 # buildkernel
 #
@@ -1640,7 +1645,12 @@ buildkernel: .MAKE .PHONY
 	@echo "--------------------------------------------------------------"
 	@echo ">>> Kernel build for ${_kernel} completed on `LC_ALL=C date`"
 	@echo "--------------------------------------------------------------"
+	
 .endfor
+	@seconds=$$(($$(date '+%s') - ${_BUILDKERNEL_START})); \
+	  echo -n ">>> Kernel(s) build for${BUILDKERNELS} in $$seconds seconds, "; \
+	  echo "ncpu: $$(sysctl -n hw.ncpu)${.MAKE.JOBS:S/^/, make -j/}"
+	@echo "--------------------------------------------------------------"
 
 NO_INSTALLEXTRAKERNELS?=	yes