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changes to allow "make -j N" to more easily parallelize many subdirs

This commit is contained in:
cgd 1997-03-21 00:53:02 +00:00
parent 9bc57d2244
commit 30f6cf581e
1 changed files with 33 additions and 26 deletions
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59
share/mk/bsd.subdir.mk
View File

@ -1,39 +1,46 @@
# $NetBSD: bsd.subdir.mk,v 1.11 1996/04/04 02:05:06 jtc Exp $
# $NetBSD: bsd.subdir.mk,v 1.12 1997/03/21 00:53:02 cgd Exp $
# @(#)bsd.subdir.mk 5.9 (Berkeley) 2/1/91
.if !target(.MAIN)
.MAIN: all
.endif
_SUBDIRUSE: .USE
.if defined(SUBDIR)
@for entry in ${SUBDIR}; do \
(set -e; if test -d ${.CURDIR}/$${entry}.${MACHINE}; then \
_newdir_="$${entry}.${MACHINE}"; \
else \
_newdir_="$${entry}"; \
fi; \
if test X"${_THISDIR_}" = X""; then \
_nextdir_="$${_newdir_}"; \
else \
_nextdir_="$${_THISDIR_}/$${_newdir_}"; \
fi; \
echo "===> $${_nextdir_}"; \
cd ${.CURDIR}/$${_newdir_}; \
${MAKE} _THISDIR_="$${_nextdir_}" \
${.TARGET:S/realinstall/install/:S/.depend/depend/}); \
done
_SUBDIRUSE: .USE ${SUBDIR:S/^/${.TARGET}-/}
${SUBDIR}::
@set -e; if test -d ${.CURDIR}/${.TARGET}.${MACHINE}; then \
_newdir_=${.TARGET}.${MACHINE}; \
__SUBDIRINTERNALUSE: .USE
@(_maketarget_="${.TARGET:S/realinstall/install/}"; \
entry="$${_maketarget_#*-}";\
target="$${_maketarget_%%-*}";\
set -e; if test -d ${.CURDIR}/$${entry}.${MACHINE}; then \
_newdir_="$${entry}.${MACHINE}"; \
else \
_newdir_=${.TARGET}; \
_newdir_="$${entry}"; \
fi; \
echo "===> $${_newdir_}"; \
if test X"${_THISDIR_}" = X""; then \
_nextdir_="$${_newdir_}"; \
else \
_nextdir_="$${_THISDIR_}/$${_newdir_}"; \
fi; \
echo "===> $${_nextdir_}"; \
cd ${.CURDIR}/$${_newdir_}; \
${MAKE} _THISDIR_="$${_newdir_}" all
.endif
${MAKE} _THISDIR_="$${_nextdir_}" $${target});
.for dir in ${SUBDIR}
all-${dir}: __SUBDIRINTERNALUSE
install-${dir}: __SUBDIRINTERNALUSE
realinstall-${dir}: __SUBDIRINTERNALUSE
clean-${dir}: __SUBDIRINTERNALUSE
cleandir-${dir}: __SUBDIRINTERNALUSE
includes-${dir}: __SUBDIRINTERNALUSE
depend-${dir}: __SUBDIRINTERNALUSE
lint-${dir}: __SUBDIRINTERNALUSE
obj-${dir}: __SUBDIRINTERNALUSE
tags-${dir}: __SUBDIRINTERNALUSE
# Backward-compatibility with the old rules. If this went away,
# 'xlint' could become 'lint', 'xinstall' could become 'install', etc.
${dir}: all-${dir}
.endfor
.if !target(install)
.if !target(beforeinstall)