1# $FreeBSD$ 2# 3# The include file <bsd.dep.mk> handles Makefile dependencies. 4# 5# 6# +++ variables +++ 7# 8# CTAGS A tags file generation program [gtags] 9# 10# CTAGSFLAGS Options for ctags(1) [not set] 11# 12# DEPENDFILE dependencies file [.depend] 13# 14# GTAGSFLAGS Options for gtags(1) [-o] 15# 16# HTAGSFLAGS Options for htags(1) [not set] 17# 18# MKDEP Options for ${MKDEPCMD} [not set] 19# 20# MKDEPCMD Makefile dependency list program [mkdep] 21# 22# SRCS List of source files (c, c++, assembler) 23# 24# DPSRCS List of source files which are needed for generating 25# dependencies, ${SRCS} are always part of it. 26# 27# +++ targets +++ 28# 29# cleandepend: 30# Remove depend and tags file 31# 32# depend: 33# Make the dependencies for the source files, and store 34# them in the file ${DEPENDFILE}. 35# 36# tags: 37# In "ctags" mode, create a tags file for the source files. 38# In "gtags" mode, create a (GLOBAL) gtags file for the 39# source files. If HTML is defined, htags(1) is also run 40# after gtags(1). 41 42.if !target(__<bsd.init.mk>__) 43.error bsd.dep.mk cannot be included directly. 44.endif 45 46CTAGS?= gtags 47CTAGSFLAGS?= 48GTAGSFLAGS?= -o 49HTAGSFLAGS?= 50 51.if ${CC} != "cc" 52MKDEPCMD?= CC='${CC}' mkdep 53.else 54MKDEPCMD?= mkdep 55.endif 56DEPENDFILE?= .depend 57 58# Keep `tags' here, before SRCS are mangled below for `depend'. 59.if !target(tags) && defined(SRCS) && !defined(NO_TAGS) 60tags: ${SRCS} 61.if ${CTAGS:T} == "gtags" 62 @cd ${.CURDIR} && ${CTAGS} ${GTAGSFLAGS} ${.OBJDIR} 63.if defined(HTML) 64 @cd ${.CURDIR} && htags ${HTAGSFLAGS} -d ${.OBJDIR} ${.OBJDIR} 65.endif 66.else 67 @${CTAGS} ${CTAGSFLAGS} -f /dev/stdout \ 68 ${.ALLSRC:N*.h} | sed "s;${.CURDIR}/;;" > ${.TARGET} 69.endif 70.endif 71 72.if defined(SRCS) 73CLEANFILES?= 74 75.if !exists(${.OBJDIR}/${DEPENDFILE}) 76.for _S in ${SRCS:N*.[hly]} 77${_S:R}.o: ${_S} 78.endfor 79.endif 80 81.for _LSRC in ${SRCS:M*.l:N*/*} 82.for _LC in ${_LSRC:R}.c 83${_LC}: ${_LSRC} 84 ${LEX} -t ${LFLAGS} ${.ALLSRC} > ${.TARGET} 85.if !exists(${.OBJDIR}/${DEPENDFILE}) 86${_LC:R}.o: ${_LC} 87.endif 88SRCS:= ${SRCS:S/${_LSRC}/${_LC}/} 89CLEANFILES+= ${_LC} 90.endfor 91.endfor 92 93.for _YSRC in ${SRCS:M*.y:N*/*} 94.for _YC in ${_YSRC:R}.c 95SRCS:= ${SRCS:S/${_YSRC}/${_YC}/} 96CLEANFILES+= ${_YC} 97.if !empty(YFLAGS:M-d) && !empty(SRCS:My.tab.h) 98.ORDER: ${_YC} y.tab.h 99${_YC} y.tab.h: ${_YSRC} 100 ${YACC} ${YFLAGS} ${.ALLSRC} 101 cp y.tab.c ${_YC} 102CLEANFILES+= y.tab.c y.tab.h 103.elif !empty(YFLAGS:M-d) 104.for _YH in ${_YC:R}.h 105${_YH}: ${_YC} 106${_YC}: ${_YSRC} 107 ${YACC} ${YFLAGS} -o ${_YC} ${.ALLSRC} 108SRCS+= ${_YH} 109CLEANFILES+= ${_YH} 110.endfor 111.else 112${_YC}: ${_YSRC} 113 ${YACC} ${YFLAGS} -o ${_YC} ${.ALLSRC} 114.endif 115.if !exists(${.OBJDIR}/${DEPENDFILE}) 116${_YC:R}.o: ${_YC} 117.endif 118.endfor 119.endfor 120.endif 121 122.if defined(.PARSEDIR) 123.if ${MK_META_MODE} == "yes" 124.include <meta.autodep.mk> 125# this depend: bypasses that below 126# the dependency helps when bootstrapping 127depend: beforedepend ${DPSRCS} ${SRCS} afterdepend 128beforedepend: 129afterdepend: beforedepend 130.endif 131.endif 132 133.if !target(depend) 134.if defined(SRCS) 135depend: beforedepend ${DEPENDFILE} afterdepend 136 137# Tell bmake not to look for generated files via .PATH 138.NOPATH: ${DEPENDFILE} 139 140# Different types of sources are compiled with slightly different flags. 141# Split up the sources, and filter out headers and non-applicable flags. 142MKDEP_CFLAGS= ${CFLAGS:M-nostdinc*} ${CFLAGS:M-[BIDU]*} ${CFLAGS:M-std=*} \ 143 ${CFLAGS:M-ansi} 144MKDEP_CXXFLAGS= ${CXXFLAGS:M-nostdinc*} ${CXXFLAGS:M-[BIDU]*} \ 145 ${CXXFLAGS:M-std=*} ${CXXFLAGS:M-ansi} ${CXXFLAGS:M-stdlib=*} 146 147DPSRCS+= ${SRCS} 148${DEPENDFILE}: ${DPSRCS} 149 rm -f ${DEPENDFILE} 150.if !empty(DPSRCS:M*.[cS]) 151 ${MKDEPCMD} -f ${DEPENDFILE} -a ${MKDEP} \ 152 ${MKDEP_CFLAGS} ${.ALLSRC:M*.[cS]} 153.endif 154.if !empty(DPSRCS:M*.cc) || !empty(DPSRCS:M*.C) || !empty(DPSRCS:M*.cpp) || \ 155 !empty(DPSRCS:M*.cxx) 156 ${MKDEPCMD} -f ${DEPENDFILE} -a ${MKDEP} \ 157 ${MKDEP_CXXFLAGS} \ 158 ${.ALLSRC:M*.cc} ${.ALLSRC:M*.C} ${.ALLSRC:M*.cpp} ${.ALLSRC:M*.cxx} 159.endif 160.if target(_EXTRADEPEND) 161_EXTRADEPEND: .USE 162${DEPENDFILE}: _EXTRADEPEND 163.endif 164 165.ORDER: ${DEPENDFILE} afterdepend 166.else 167depend: beforedepend afterdepend 168.endif 169.if !target(beforedepend) 170beforedepend: 171.else 172.ORDER: beforedepend ${DEPENDFILE} 173.ORDER: beforedepend afterdepend 174.endif 175.if !target(afterdepend) 176afterdepend: 177.endif 178.endif 179 180.if !target(cleandepend) 181cleandepend: 182.if defined(SRCS) 183.if ${CTAGS:T} == "gtags" 184 rm -f ${DEPENDFILE} GPATH GRTAGS GSYMS GTAGS 185.if defined(HTML) 186 rm -rf HTML 187.endif 188.else 189 rm -f ${DEPENDFILE} tags 190.endif 191.endif 192.endif 193 194.if !target(checkdpadd) && (defined(DPADD) || defined(LDADD)) 195_LDADD_FROM_DPADD= ${DPADD:C;^/usr/lib/lib(.*)\.a$;-l\1;} 196_LDADD_CANONICALIZED= ${LDADD:S/$//} 197checkdpadd: 198.if ${_LDADD_FROM_DPADD} != ${_LDADD_CANONICALIZED} 199 @echo ${.CURDIR} 200 @echo "DPADD -> ${_LDADD_FROM_DPADD}" 201 @echo "LDADD -> ${_LDADD_CANONICALIZED}" 202.endif 203.endif 204