Add META_MODE support.

Off by default, build behaves normally.
WITH_META_MODE we get auto objdir creation, the ability to
start build from anywhere in the tree.

Still need to add real targets under targets/ to build packages.

Differential Revision:       D2796
Reviewed by: brooks imp

9 files changed, 118 insertions, 3 deletions

diff --git a/include/Makefile b/include/Makefile
index d7badd7..ccdc8aa 100644
--- a/include/Makefile
+++ b/include/Makefile
@@ -128,8 +128,30 @@ _MARCHS=	${MACHINE_CPUARCH}
 _MARCHS+=	x86
 .endif
 
+.if ${MK_STAGING} == "yes"
+# tell bsd.incs.mk that we have it covered
+NO_STAGE_INCLUDES=
+.endif
+
 .include <bsd.prog.mk>
 
+.if ${MK_STAGING} != "no" && !defined(_SKIP_BUILD)
+.if make(all)
+DESTDIR= ${STAGE_OBJTOP}
+
+all:	stage_include
+installincludes: buildincludes
+buildincludes: stage_prep
+
+stage_prep:
+	@mkdir -p ${DESTDIR}${INCLUDEDIR}
+	@touch $@
+
+stage_include: .dirdep installincludes
+	@touch $@
+.endif
+.endif
+
 installincludes: ${SHARED}
 ${SHARED}: compat
 
@@ -142,7 +164,10 @@ compat:
 .endfor
 	mtree -deU ${MTREE_FOLLOWS_SYMLINKS} \
 	    -f ${.CURDIR}/../etc/mtree/BSD.include.dist \
-	    -p ${DESTDIR}${INCLUDEDIR}
+	    -p ${DESTDIR}${INCLUDEDIR} > /dev/null
+.if ${MK_META_MODE} == "yes"
+	touch ${.TARGET}
+.endif
 
 copies:
 .for i in ${LDIRS} ${LSUBDIRS} ${LSUBSUBDIRS} crypto machine machine/pc \
@@ -229,6 +254,9 @@ copies:
 	cd ${.CURDIR}/../sys/teken; \
 	${INSTALL} -C -o ${BINOWN} -g ${BINGRP} -m 444 teken.h \
 	    ${DESTDIR}${INCLUDEDIR}/teken
+.if ${MK_META_MODE} == "yes"
+	touch ${.TARGET}
+.endif
 
 symlinks:
 	@${ECHO} "Setting up symlinks to kernel source tree..."
@@ -343,3 +371,15 @@ symlinks:
 		ln -fs ../../../sys/rpc/$$h \
 		    ${DESTDIR}${INCLUDEDIR}/rpc; \
 	done
+.if ${MK_META_MODE} == "yes"
+	touch ${.TARGET}
+.endif
+
+.if ${MACHINE} == "host"
+# we're here because we are building a sysroot...
+# we need MACHINE et al set correctly
+HOST_MACHINE!= uname -m
+HOST_MACHINE_ARCH!= uname -p
+MACHINE:= ${HOST_MACHINE}
+MACHINE_ARCH:= ${HOST_MACHINE_ARCH}
+.endif
diff --git a/include/Makefile.depend b/include/Makefile.depend
new file mode 100644
index 0000000..f80275d
--- /dev/null
+++ b/include/Makefile.depend
@@ -0,0 +1,11 @@
+# $FreeBSD$
+# Autogenerated - do NOT edit!
+
+DIRDEPS = \
+
+
+.include <dirdeps.mk>
+
+.if ${DEP_RELDIR} == ${_DEP_RELDIR}
+# local dependencies - needed for -jN in clean tree
+.endif
diff --git a/include/arpa/Makefile b/include/arpa/Makefile
index 95fa1b3..77ac03c 100644
--- a/include/arpa/Makefile
+++ b/include/arpa/Makefile
@@ -3,9 +3,7 @@
 .include <src.opts.mk>
 
 INCS=	ftp.h inet.h nameser.h nameser_compat.h tftp.h
-.if ${MK_TELNET} == "no"
 INCS+=	telnet.h
-.endif
 INCSDIR=${INCLUDEDIR}/arpa
 
 .include <bsd.prog.mk>
diff --git a/include/arpa/Makefile.depend b/include/arpa/Makefile.depend
new file mode 100644
index 0000000..f80275d
--- /dev/null
+++ b/include/arpa/Makefile.depend
@@ -0,0 +1,11 @@
+# $FreeBSD$
+# Autogenerated - do NOT edit!
+
+DIRDEPS = \
+
+
+.include <dirdeps.mk>
+
+.if ${DEP_RELDIR} == ${_DEP_RELDIR}
+# local dependencies - needed for -jN in clean tree
+.endif
diff --git a/include/gssapi/Makefile.depend b/include/gssapi/Makefile.depend
new file mode 100644
index 0000000..f80275d
--- /dev/null
+++ b/include/gssapi/Makefile.depend
@@ -0,0 +1,11 @@
+# $FreeBSD$
+# Autogenerated - do NOT edit!
+
+DIRDEPS = \
+
+
+.include <dirdeps.mk>
+
+.if ${DEP_RELDIR} == ${_DEP_RELDIR}
+# local dependencies - needed for -jN in clean tree
+.endif
diff --git a/include/protocols/Makefile.depend b/include/protocols/Makefile.depend
new file mode 100644
index 0000000..f80275d
--- /dev/null
+++ b/include/protocols/Makefile.depend
@@ -0,0 +1,11 @@
+# $FreeBSD$
+# Autogenerated - do NOT edit!
+
+DIRDEPS = \
+
+
+.include <dirdeps.mk>
+
+.if ${DEP_RELDIR} == ${_DEP_RELDIR}
+# local dependencies - needed for -jN in clean tree
+.endif
diff --git a/include/rpc/Makefile.depend b/include/rpc/Makefile.depend
new file mode 100644
index 0000000..f80275d
--- /dev/null
+++ b/include/rpc/Makefile.depend
@@ -0,0 +1,11 @@
+# $FreeBSD$
+# Autogenerated - do NOT edit!
+
+DIRDEPS = \
+
+
+.include <dirdeps.mk>
+
+.if ${DEP_RELDIR} == ${_DEP_RELDIR}
+# local dependencies - needed for -jN in clean tree
+.endif
diff --git a/include/rpcsvc/Makefile.depend b/include/rpcsvc/Makefile.depend
new file mode 100644
index 0000000..f80275d
--- /dev/null
+++ b/include/rpcsvc/Makefile.depend
@@ -0,0 +1,11 @@
+# $FreeBSD$
+# Autogenerated - do NOT edit!
+
+DIRDEPS = \
+
+
+.include <dirdeps.mk>
+
+.if ${DEP_RELDIR} == ${_DEP_RELDIR}
+# local dependencies - needed for -jN in clean tree
+.endif
diff --git a/include/xlocale/Makefile.depend b/include/xlocale/Makefile.depend
new file mode 100644
index 0000000..f80275d
--- /dev/null
+++ b/include/xlocale/Makefile.depend
@@ -0,0 +1,11 @@
+# $FreeBSD$
+# Autogenerated - do NOT edit!
+
+DIRDEPS = \
+
+
+.include <dirdeps.mk>
+
+.if ${DEP_RELDIR} == ${_DEP_RELDIR}
+# local dependencies - needed for -jN in clean tree
+.endif