[Midnightbsd-cvs] mports [22234] trunk/Mk/bsd.mport.mk: Use a loop to export vars.

[laffer1 at midnightbsd.org]

Revision: 22234
          http://svnweb.midnightbsd.org/mports/?rev=22234
Author:   laffer1
Date:     2017-01-27 11:08:25 -0500 (Fri, 27 Jan 2017)
Log Message:
-----------
Use a loop to export vars.

This also fixes adding duplicates to .MAKEFLAGS with fmake, which was a
bug present before recent changes.

Modified Paths:
--------------
    trunk/Mk/bsd.mport.mk

Modified: trunk/Mk/bsd.mport.mk
===================================================================
--- trunk/Mk/bsd.mport.mk	2017-01-26 01:16:21 UTC (rev 22233)
+++ trunk/Mk/bsd.mport.mk	2017-01-27 16:08:25 UTC (rev 22234)
@@ -4130,13 +4130,13 @@
 
 .if !defined(NOPRECIOUSMAKEVARS)
 # These won't change, so we can pass them through the environment
-.MAKEFLAGS: \
-	ARCH="${ARCH:S/"/"'"'"/g:S/\$/\$\$/g:S/\\/\\\\/g}" \
-	OPSYS="${OPSYS:S/"/"'"'"/g:S/\$/\$\$/g:S/\\/\\\\/g}" \
-	OSREL="${OSREL:S/"/"'"'"/g:S/\$/\$\$/g:S/\\/\\\\/g}" \
-	OSVERSION="${OSVERSION:S/"/"'"'"/g:S/\$/\$\$/g:S/\\/\\\\/g}" \
-	SYSTEMVERSION="${SYSTEMVERSION:S/"/"'"'"/g:S/\$/\$\$/g:S/\\/\\\\/g}"
+_EXPORTED_VARS=	ARCH OPSYS OPREL OSVERSION
+.for var in ${_EXPORTED_VARS}
+.if empty(.MAKEFLAGS:M${var}=*)
+.MAKEFLAGS:	${var}=${${var}:Q}
 .endif
+.endfor
+.endif
 
 desktop-categories:
 	@categories=""; \