xref: /dragonfly/share/mk/bsd.dep.mk (revision 52f9f0d9) 
1# $FreeBSD: src/share/mk/bsd.dep.mk,v 1.27.2.3 2002/12/23 16:33:37 ru Exp $
2# $DragonFly: src/share/mk/bsd.dep.mk,v 1.9 2006/02/13 13:27:20 corecode Exp $
3#
4# The include file <bsd.dep.mk> handles Makefile dependencies.
5#
6#
7# +++ variables +++
8#
9# CTAGS		A tags file generation program [gtags]
10#
11# CTAGSFLAGS	Options for ctags(1) [not set]
12#
13# DEPENDFILE	dependencies file [.depend]
14#
15# GTAGSFLAGS	Options for gtags(1) [-o]
16#
17# HTAGSFLAGS	Options for htags(1) [not set]
18#
19# MKDEP		Options for ${MKDEPCMD} [not set]
20#
21# MKDEPCMD	Makefile dependency list program [mkdep]
22#
23# SRCS          List of source files (c, c++, assembler)
24#
25#
26# +++ targets +++
27#
28#	cleandepend:
29#		Remove depend and tags file
30#
31#	depend:
32#		Make the dependencies for the source files, and store
33#		them in the file ${DEPENDFILE}.
34#
35#	tags:
36#		In "ctags" mode, create a tags file for the source files.
37#		In "gtags" mode, create a (GLOBAL) gtags file for the
38#		source files.  If HTML is defined, htags(1) is also run
39#		after gtags(1).
40
41.if !target(__<bsd.init.mk>__)
42.error bsd.dep.mk cannot be included directly.
43.endif
44
45CTAGS?=		gtags
46CTAGSFLAGS?=
47GTAGSFLAGS?=	-o
48HTAGSFLAGS?=
49
50MKDEPCMD?=	mkdep
51DEPENDFILE?=	.depend
52
53# Keep `tags' here, before SRCS are mangled below for `depend'.
54.if !target(tags) && defined(SRCS) && !defined(NOTAGS)
55tags: ${SRCS}
56.if ${CTAGS:T} == "ctags"
57	@${CTAGS} ${CTAGSFLAGS} -f /dev/stdout \
58	    ${.ALLSRC:N*.h} | sed "s;${.CURDIR}/;;" > ${.TARGET}
59.elif ${CTAGS:T} == "gtags"
60	@cd ${.CURDIR} && ${CTAGS} ${GTAGSFLAGS} ${.OBJDIR}
61.if defined(HTML)
62	@cd ${.CURDIR} && htags ${HTAGSFLAGS} -d ${.OBJDIR} ${.OBJDIR}
63.endif
64.endif
65.endif
66
67.if defined(SRCS)
68CLEANFILES?=
69
70.for _LSRC in ${SRCS:M*.l:N*/*}
71.for _LC in ${_LSRC:S/.l/.c/}
72${_LC}: ${_LSRC}
73	${LEX} -t ${LFLAGS} ${.ALLSRC} > ${.TARGET}
74SRCS:=	${SRCS:S/${_LSRC}/${_LC}/}
75CLEANFILES:= ${CLEANFILES} ${_LC}
76.endfor
77.endfor
78
79.for _YSRC in ${SRCS:M*.y:N*/*}
80.for _YC in ${_YSRC:S/.y/.c/}
81SRCS:=	${SRCS:S/${_YSRC}/${_YC}/}
82CLEANFILES:= ${CLEANFILES} ${_YC}
83.if !empty(YFLAGS:M-d) && !empty(SRCS:My.tab.h)
84.ORDER: ${_YC} y.tab.h
85${_YC} y.tab.h: ${_YSRC}
86	${YACC} ${YFLAGS} ${.ALLSRC}
87	cp y.tab.c ${_YC}
88SRCS:=	${SRCS} y.tab.h
89CLEANFILES:= ${CLEANFILES} y.tab.c y.tab.h
90.elif !empty(YFLAGS:M-d)
91.for _YH in ${_YC:S/.c/.h/}
92.ORDER: ${_YC} ${_YH}
93${_YC} ${_YH}: ${_YSRC}
94	${YACC} ${YFLAGS} -o ${_YC} ${.ALLSRC}
95SRCS:=	${SRCS} ${_YH}
96CLEANFILES:= ${CLEANFILES} ${_YH}
97.endfor
98.else
99${_YC}: ${_YSRC}
100	${YACC} ${YFLAGS} -o ${_YC} ${.ALLSRC}
101.endif
102.endfor
103.endfor
104.endif
105
106.if !target(depend)
107.if defined(SRCS)
108depend: beforedepend _dependincs ${DEPENDFILE} afterdepend
109
110# Different types of sources are compiled with slightly different flags.
111# Split up the sources, and filter out headers and non-applicable flags.
112# Separate flag groups out of the sources and treat them differently.
113# The special "_" group is for all files not in any group.
114__FLAGS=
115__FLAGS_FILES=	${SRCS}
116.for _FG in ${FLAGS_GROUPS}
117.for _FFILE in ${${_FG}_FLAGS_FILES}
118__FLAGS_FILES:=	${__FLAGS_FILES:N${_FFILE}}
119.endfor
120.endfor
121
122_DEPENDFILES=	${FLAGS_GROUPS:S/^/.depend_/g}
123.ORDER: ${_DEPENDFILES}
124
125${DEPENDFILE}: ${_DEPENDFILES}
126
127#
128# __FLAG_FILES is built from SRCS.  That means it will contain
129# also .h files and other files that are not direct sources, but which
130# might be required to even run mkdep.  This is important if those are
131# generated as well, like some forwarding headers.
132#
133# We'll have to pass these "sources" on to the other .depend_ file targets,
134# since otherwise they might be run before the generated sources are
135# generated.  _ALL_DEPENDS captures all files in SRCS that are not handled
136# by the mkdep calls, i.e. all sources that are not being used directly
137# for the .depend* file.
138#
139_ALL_DEPENDS=${__FLAGS_FILES:N*.[sS]:N*.c:N*.cc:N*.C:N*.cpp:N*.cpp:N*.cxx:N*.m}
140
141.for _FG in _ ${FLAGS_GROUPS}
142.depend${_FG:S/^/_/:N__}: ${${_FG}_FLAGS_FILES} ${_ALL_DEPENDS}
143	-rm -f ${.TARGET}
144	-> ${.TARGET}
145.if ${${_FG}_FLAGS_FILES:M*.[sS]} != ""
146	${MKDEPCMD} -f ${.TARGET} -a ${MKDEP} \
147	    ${${_FG}_FLAGS} \
148	    ${CFLAGS:M-nostdinc*} ${CFLAGS:M-[BID]*} \
149	    ${AINC} \
150	    ${.ALLSRC:M*.[sS]}
151.endif
152.if ${${_FG}_FLAGS_FILES:M*.c} != ""
153	${MKDEPCMD} -f ${.TARGET} -a ${MKDEP} \
154	    ${${_FG}_FLAGS} \
155	    ${CFLAGS:M-nostdinc*} ${CFLAGS:M-[BID]*} \
156	    ${CFLAGS:M-std=*} \
157	    ${.ALLSRC:M*.c}
158.endif
159.if ${${_FG}_FLAGS_FILES:M*.cc} != "" || \
160    ${${_FG}_FLAGS_FILES:M*.C} != "" || \
161    ${${_FG}_FLAGS_FILES:M*.cpp} != "" || \
162    ${${_FG}_FLAGS_FILES:M*.cxx} != ""
163	${MKDEPCMD} -f ${.TARGET} -a ${MKDEP} \
164	    ${${_FG}_FLAGS} \
165	    ${CXXFLAGS:M-nostdinc*} ${CXXFLAGS:M-[BID]*} \
166	    ${CXXFLAGS:M-std=*} \
167	    ${.ALLSRC:M*.cc} ${.ALLSRC:M*.C} ${.ALLSRC:M*.cpp} ${.ALLSRC:M*.cxx}
168.endif
169.if ${${_FG}_FLAGS_FILES:M*.m} != ""
170	${MKDEPCMD} -f ${.TARGET} -a ${MKDEP} \
171	    ${${_FG}_FLAGS} \
172	    ${OBJCFLAGS:M-nostdinc*} ${OBJCFLAGS:M-[BID]*} \
173	    ${OBJCFLAGS:M-Wno-import*} \
174	    ${.ALLSRC:M*.m}
175.endif
176.if !empty(${_FG:M_}) && !empty(_DEPENDFILES)
177	cat ${_DEPENDFILES} >> ${.TARGET}
178.endif
179.endfor
180
181.if target(_EXTRADEPEND)
182_EXTRADEPEND: .USE
183${DEPENDFILE}: _EXTRADEPEND
184.endif
185
186.ORDER: ${_DEPENDFILES} ${DEPENDFILE} afterdepend
187.else
188depend: beforedepend _dependincs afterdepend
189.endif
190.if !target(beforedepend)
191beforedepend:
192.else
193.ORDER: beforedepend ${_DEPENDFILES} ${DEPENDFILE}
194.ORDER: beforedepend afterdepend
195.endif
196.if !target(afterdepend)
197afterdepend:
198.endif
199.endif
200
201.if !target(cleandepend)
202cleandepend:
203.if defined(SRCS)
204.if ${CTAGS:T} == "ctags"
205	rm -f ${DEPENDFILE} ${_DEPENDFILES} tags
206.elif ${CTAGS:T} == "gtags"
207	rm -f ${DEPENDFILE} ${_DEPENDFILES} GPATH GRTAGS GSYMS GTAGS
208.if defined(HTML)
209	rm -rf HTML
210.endif
211.endif
212.endif
213.endif
214
215.if !target(checkdpadd) && (defined(DPADD) || defined(LDADD))
216checkdpadd:
217.if ${OBJFORMAT} != aout
218	@ldadd=`echo \`for lib in ${DPADD} ; do \
219		echo $$lib | sed 's;^/usr/lib/lib\(.*\)\.a;-l\1;' ; \
220	done \`` ; \
221	ldadd1=`echo ${LDADD}` ; \
222	if [ "$$ldadd" != "$$ldadd1" ] ; then \
223		echo ${.CURDIR} ; \
224		echo "DPADD -> $$ldadd" ; \
225		echo "LDADD -> $$ldadd1" ; \
226	fi
227.else
228	@dpadd=`echo \`ld -Bstatic -f ${LDADD}\`` ; \
229	if [ "$$dpadd" != "${DPADD}" ] ; then \
230		echo ${.CURDIR} ; \
231		echo "LDADD -> $$dpadd" ; \
232		echo "DPADD =  ${DPADD}" ; \
233	fi
234.endif
235.endif
236
237.if defined(INCS) && make(depend)
238
239_dependincs: ${INCS} ${SRCS}
240
241.ORDER: _dependincs depend
242
243.else
244
245_dependincs:
246
247.endif
248