[src/trunk]: src/usr.bin/make Set .MAKE.LEVEL.ENV to the name of the env vari...

[sjg <sjg%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/fd2d13f727f1
branches:  trunk
changeset: 787860:fd2d13f727f1
user:      sjg <sjg%NetBSD.org@localhost>
date:      Tue Jul 09 18:13:14 2013 +0000

description:
Set .MAKE.LEVEL.ENV to the name of the env variable used to communicate
the recursion level to sub-makes.

diffstat:

 usr.bin/make/main.c |  8 +++++---
 1 files changed, 5 insertions(+), 3 deletions(-)

diffs (36 lines):

diff -r 49c31974c888 -r fd2d13f727f1 usr.bin/make/main.c
--- a/usr.bin/make/main.c       Tue Jul 09 17:49:37 2013 +0000
+++ b/usr.bin/make/main.c       Tue Jul 09 18:13:14 2013 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: main.c,v 1.216 2013/07/06 18:19:17 sjg Exp $   */
+/*     $NetBSD: main.c,v 1.217 2013/07/09 18:13:14 sjg Exp $   */
 
 /*
  * Copyright (c) 1988, 1989, 1990, 1993
@@ -69,7 +69,7 @@
  */
 
 #ifndef MAKE_NATIVE
-static char rcsid[] = "$NetBSD: main.c,v 1.216 2013/07/06 18:19:17 sjg Exp $";
+static char rcsid[] = "$NetBSD: main.c,v 1.217 2013/07/09 18:13:14 sjg Exp $";
 #else
 #include <sys/cdefs.h>
 #ifndef lint
@@ -81,7 +81,7 @@
 #if 0
 static char sccsid[] = "@(#)main.c     8.3 (Berkeley) 3/19/94";
 #else
-__RCSID("$NetBSD: main.c,v 1.216 2013/07/06 18:19:17 sjg Exp $");
+__RCSID("$NetBSD: main.c,v 1.217 2013/07/09 18:13:14 sjg Exp $");
 #endif
 #endif /* not lint */
 #endif
@@ -932,6 +932,8 @@
        Var_Set(MAKEOVERRIDES, "", VAR_GLOBAL, 0);
        Var_Set("MFLAGS", "", VAR_GLOBAL, 0);
        Var_Set(".ALLTARGETS", "", VAR_GLOBAL, 0);
+       /* some makefiles need to know this */
+       Var_Set(MAKE_LEVEL ".ENV", MAKE_LEVEL_ENV, VAR_GLOBAL, 0);
 
        /*
         * Set some other useful macros