crossbuild: Make the CHECK_TIME variable work on Linux

Linux /usr/bin/find doesn't understand the -mtime -0s flag.
Instead create a temporary file and compare that file's mtime to
sys/sys/param.h to check whether the clock is correct.

Reviewed By:	jhb, imp
Approved By:	jhb (mentor)
Differential Revision: https://reviews.freebsd.org/D14157
This commit is contained in:
Alex Richardson 2018-02-06 15:41:45 +00:00
parent fb1df20368
commit 95eff7c0c3
Notes: svn2git 2020-12-20 02:59:44 +00:00
svn path=/head/; revision=328935

View file

@ -352,7 +352,7 @@ _guard: .PHONY
@false
STARTTIME!= LC_ALL=C date
CHECK_TIME!= find ${.CURDIR}/sys/sys/param.h -mtime -0s ; echo
CHECK_TIME!= cmp=`mktemp`; find ${.CURDIR}/sys/sys/param.h -newer "$$cmp" && rm "$$cmp"; echo
.if !empty(CHECK_TIME)
.error check your date/time: ${STARTTIME}
.endif