share/mk/bsd.dep.mk

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