From 581a68a232f3accabfe6d628f1e0d81dda7d87e8 Mon Sep 17 00:00:00 2001
From: Warner Losh <imp@FreeBSD.org>
Date: Mon, 2 Apr 2001 08:52:05 +0000
Subject: [PATCH] Add support for MODULES_OVERRIDE.  This is a list of modules
 to build instead of all of them.  You can put this in /etc/make.conf or in
 makeoptions.

Reviewed by: arch@

# docs to follow.
---
 sys/conf/Makefile.alpha   | 3 +++
 sys/conf/Makefile.i386    | 3 +++
 sys/conf/Makefile.ia64    | 3 +++
 sys/conf/Makefile.pc98    | 3 +++
 sys/conf/Makefile.powerpc | 3 +++
 sys/modules/Makefile      | 4 ++++
 6 files changed, 19 insertions(+)

diff --git a/sys/conf/Makefile.alpha b/sys/conf/Makefile.alpha
index 37f7897bc69..f4e9bcc9a4b 100644
--- a/sys/conf/Makefile.alpha
+++ b/sys/conf/Makefile.alpha
@@ -326,6 +326,9 @@ reinstall.debug: modules-reinstall.debug
 .endif
 
 MKMODULESENV=	MAKEOBJDIRPREFIX=${.OBJDIR}/modules KMODDIR=${KODIR}
+.if defined(MODULES_OVERRIDE)
+MKMODULESENV+=	MODULES_OVERRIDE="${MODULES_OVERRIDE}"
+.endif
 
 modules:
 	@mkdir -p ${.OBJDIR}/modules
diff --git a/sys/conf/Makefile.i386 b/sys/conf/Makefile.i386
index 2fa7b9a7db7..55b4f546513 100644
--- a/sys/conf/Makefile.i386
+++ b/sys/conf/Makefile.i386
@@ -286,6 +286,9 @@ reinstall.debug: modules-reinstall.debug
 .endif
 
 MKMODULESENV=	MAKEOBJDIRPREFIX=${.OBJDIR}/modules KMODDIR=${KODIR}
+.if defined(MODULES_OVERRIDE)
+MKMODULESENV+=	MODULES_OVERRIDE="${MODULES_OVERRIDE}"
+.endif
 
 modules:
 	@mkdir -p ${.OBJDIR}/modules
diff --git a/sys/conf/Makefile.ia64 b/sys/conf/Makefile.ia64
index eccf6c025f4..4b9010f5b53 100644
--- a/sys/conf/Makefile.ia64
+++ b/sys/conf/Makefile.ia64
@@ -290,6 +290,9 @@ reinstall.debug: modules-reinstall.debug
 .endif
 
 MKMODULESENV=	MAKEOBJDIRPREFIX=${.OBJDIR}/modules KMODDIR=${KODIR}
+.if defined(MODULES_OVERRIDE)
+MKMODULESENV+=	MODULES_OVERRIDE="${MODULES_OVERRIDE}"
+.endif
 
 modules:
 	@mkdir -p ${.OBJDIR}/modules
diff --git a/sys/conf/Makefile.pc98 b/sys/conf/Makefile.pc98
index 69a7d378871..c7bae1d4c0c 100644
--- a/sys/conf/Makefile.pc98
+++ b/sys/conf/Makefile.pc98
@@ -289,6 +289,9 @@ reinstall.debug: modules-reinstall.debug
 .endif
 
 MKMODULESENV=	MAKEOBJDIRPREFIX=${.OBJDIR}/modules KMODDIR=${KODIR}
+.if defined(MODULES_OVERRIDE)
+MKMODULESENV+=	MODULES_OVERRIDE="${MODULES_OVERRIDE}"
+.endif
 MKMODULESENV+=	MACHINE=pc98
 
 modules:
diff --git a/sys/conf/Makefile.powerpc b/sys/conf/Makefile.powerpc
index 2fa7b9a7db7..55b4f546513 100644
--- a/sys/conf/Makefile.powerpc
+++ b/sys/conf/Makefile.powerpc
@@ -286,6 +286,9 @@ reinstall.debug: modules-reinstall.debug
 .endif
 
 MKMODULESENV=	MAKEOBJDIRPREFIX=${.OBJDIR}/modules KMODDIR=${KODIR}
+.if defined(MODULES_OVERRIDE)
+MKMODULESENV+=	MODULES_OVERRIDE="${MODULES_OVERRIDE}"
+.endif
 
 modules:
 	@mkdir -p ${.OBJDIR}/modules
diff --git a/sys/modules/Makefile b/sys/modules/Makefile
index 47686352242..0b504bc6906 100644
--- a/sys/modules/Makefile
+++ b/sys/modules/Makefile
@@ -30,4 +30,8 @@ SUBDIR+=snc
 SUBDIR+=osf1
 .endif
 
+.if defined(MODULES_OVERRIDE)
+SUBDIR=${MODULES_OVERRIDE}
+.endif
+
 .include <bsd.subdir.mk>