xref: /freebsd/contrib/bmake/mk/subdir.mk (revision fed1ca4b719c56c930f2259d80663cd34be812bb)
1#	$Id: subdir.mk,v 1.15 2016/04/05 15:58:37 sjg Exp $
2#	skip missing directories...
3
4#	$NetBSD: bsd.subdir.mk,v 1.11 1996/04/04 02:05:06 jtc Exp $
5#	@(#)bsd.subdir.mk	5.9 (Berkeley) 2/1/91
6
7.if ${.MAKE.LEVEL} == 0 && ${.MAKE.MODE:Uno:Mmeta*} != ""
8.include <meta.subdir.mk>
9# keep everyone happy
10_SUBDIRUSE:
11.elif !commands(_SUBDIRUSE) && !defined(NO_SUBDIR) && !defined(NOSUBDIR)
12.-include <${.CURDIR}/Makefile.inc>
13.if !target(.MAIN)
14.MAIN: all
15.endif
16
17ECHO_DIR ?= echo
18.ifdef SUBDIR_MUST_EXIST
19MISSING_DIR=echo "Missing ===> ${.CURDIR}/$${entry}"; exit 1
20.else
21MISSING_DIR=echo "Skipping ===> ${.CURDIR}/$${entry}"; continue
22.endif
23
24_SUBDIRUSE: .USE
25.if defined(SUBDIR)
26	@Exists() { test -f $$1; }; \
27	for entry in ${SUBDIR}; do \
28		(set -e; \
29		if Exists ${.CURDIR}/$${entry}.${MACHINE}/[mM]akefile; then \
30			_newdir_="$${entry}.${MACHINE}"; \
31		elif  Exists ${.CURDIR}/$${entry}/[mM]akefile; then \
32			_newdir_="$${entry}"; \
33		else \
34			${MISSING_DIR}; \
35		fi; \
36		if test X"${_THISDIR_}" = X""; then \
37			_nextdir_="$${_newdir_}"; \
38		else \
39			_nextdir_="$${_THISDIR_}/$${_newdir_}"; \
40		fi; \
41		${ECHO_DIR} "===> $${_nextdir_}"; \
42		cd ${.CURDIR}/$${_newdir_}; \
43		${.MAKE} _THISDIR_="$${_nextdir_}" \
44		    ${.TARGET:S/realinstall/install/:S/.depend/depend/}) || exit 1; \
45	done
46
47${SUBDIR}::
48	@set -e; if test -d ${.CURDIR}/${.TARGET}.${MACHINE}; then \
49		_newdir_=${.TARGET}.${MACHINE}; \
50	else \
51		_newdir_=${.TARGET}; \
52	fi; \
53	${ECHO_DIR} "===> $${_newdir_}"; \
54	cd ${.CURDIR}/$${_newdir_}; \
55	${.MAKE} _THISDIR_="$${_newdir_}" all
56.endif
57
58.if !target(install)
59.if !target(beforeinstall)
60beforeinstall:
61.endif
62.if !target(afterinstall)
63afterinstall:
64.endif
65install: maninstall
66maninstall: afterinstall
67afterinstall: realinstall
68realinstall: beforeinstall _SUBDIRUSE
69.endif
70
71.if defined(SRCS)
72etags: ${SRCS}
73	-cd ${.CURDIR}; etags `echo ${.ALLSRC:N*.h} | sed 's;${.CURDIR}/;;'`
74.endif
75
76SUBDIR_TARGETS += \
77	all \
78	clean \
79	cleandir \
80	includes \
81	depend \
82	lint \
83	obj \
84	tags \
85	etags
86
87.for t in ${SUBDIR_TARGETS:O:u}
88$t: _SUBDIRUSE
89.endfor
90
91.include <own.mk>
92.if make(destroy*)
93.include <obj.mk>
94.endif
95.endif
96# make sure this exists
97all:
98