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 # SRCS          List of source files (c, c++, assembler)
  23 #
  24 #
  25 # +++ targets +++
  26 #
  27 #       cleandepend:
  28 #               Remove depend and tags file
  29 #
  30 #       depend:
  31 #               Make the dependencies for the source files, and store
  32 #               them in the file ${DEPENDFILE}.
  33 #
  34 #       tags:
  35 #               In "ctags" mode, create a tags file for the source files.
  36 #               In "gtags" mode, create a (GLOBAL) gtags file for the
  37 #               source files.  If HTML is defined, htags(1) is also run
  38 #               after gtags(1).
  39
  40 .if !target(__<bsd.init.mk>__)
  41 .error bsd.dep.mk cannot be included directly.
  42 .endif
  43
  44 CTAGS?=         gtags
  45 CTAGSFLAGS?=
  46 GTAGSFLAGS?=    -o
  47 HTAGSFLAGS?=
  48
  49 MKDEPCMD?=      mkdep
  50 DEPENDFILE?=    .depend
  51
  52 # Keep `tags' here, before SRCS are mangled below for `depend'.
  53 .if !target(tags) && defined(SRCS) && !defined(NOTAGS)
  54 tags: ${SRCS}
  55 .if ${CTAGS:T} == "ctags"
  56         @${CTAGS} ${CTAGSFLAGS} -f /dev/stdout \
  57             ${.ALLSRC:N*.h} | sed "s;${.CURDIR}/;;" > ${.TARGET}
  58 .elif ${CTAGS:T} == "gtags"
  59         @cd ${.CURDIR} && ${CTAGS} ${GTAGSFLAGS} ${.OBJDIR}
  60 .if defined(HTML)
  61         @cd ${.CURDIR} && htags ${HTAGSFLAGS} -d ${.OBJDIR} ${.OBJDIR}
  62 .endif
  63 .endif
  64 .endif
  65
  66 .if defined(SRCS)
  67 CLEANFILES?=
  68
  69 .for _LSRC in ${SRCS:M*.l:N*/*}
  70 .for _LC in ${_LSRC:R}.c
  71 ${_LC}: ${_LSRC}
  72         ${LEX} -t ${LFLAGS} ${.ALLSRC} > ${.TARGET}
  73 SRCS:=  ${SRCS:S/${_LSRC}/${_LC}/}
  74 CLEANFILES+= ${_LC}
  75 .endfor
  76 .endfor
  77
  78 .for _YSRC in ${SRCS:M*.y:N*/*}
  79 .for _YC in ${_YSRC:R}.c
  80 SRCS:=  ${SRCS:S/${_YSRC}/${_YC}/}
  81 CLEANFILES+= ${_YC}
  82 .if !empty(YFLAGS:M-d) && !empty(SRCS:My.tab.h)
  83 .ORDER: ${_YC} y.tab.h
  84 ${_YC} y.tab.h: ${_YSRC}
  85         ${YACC} ${YFLAGS} ${.ALLSRC}
  86         cp y.tab.c ${_YC}
  87 CLEANFILES+= y.tab.c y.tab.h
  88 .elif !empty(YFLAGS:M-d)
  89 .for _YH in ${_YC:S/.c/.h/}
  90 ${_YH}: ${_YC}
  91 ${_YC}: ${_YSRC}
  92         ${YACC} ${YFLAGS} -o ${_YC} ${.ALLSRC}
  93 SRCS+= ${_YH}
  94 CLEANFILES+= ${_YH}
  95 .endfor
  96 .else
  97 ${_YC}: ${_YSRC}
  98         ${YACC} ${YFLAGS} -o ${_YC} ${.ALLSRC}
  99 .endif
 100 .endfor
 101 .endfor
 102 .endif
 103
 104 .if !target(depend)
 105 .if defined(SRCS)
 106 depend: beforedepend _dependincs ${DEPENDFILE} afterdepend
 107
 108 # Tell bmake not to look for generated files via .PATH
 109 .NOPATH: ${DEPENDFILE}
 110
 111 # Different types of sources are compiled with slightly different flags.
 112 # Split up the sources, and filter out headers and non-applicable flags.
 113 # Separate flag groups out of the sources and treat them differently.
 114 # The special "_" group is for all files not in any group.
 115 __FLAGS=
 116 __FLAGS_FILES=  ${SRCS}
 117 .for _FG in ${FLAGS_GROUPS}
 118 .for _FFILE in ${${_FG}_FLAGS_FILES}
 119 __FLAGS_FILES:= ${__FLAGS_FILES:N${_FFILE}}
 120 .endfor
 121 .endfor
 122
 123 _DEPENDFILES=   ${FLAGS_GROUPS:S/^/.depend_/g}
 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*.[csS]} != ""
 146         ${MKDEPCMD} -f ${.TARGET} -a ${MKDEP} \
 147             ${${_FG}_FLAGS} \
 148             ${CFLAGS:M-nostdinc*} ${CFLAGS:M-[BID]*} \
 149             ${CFLAGS:M-std=*} \
 150             ${.ALLSRC:M*.[csS]}
 151 .endif
 152 .if ${${_FG}_FLAGS_FILES:M*.cc} != "" || \
 153     ${${_FG}_FLAGS_FILES:M*.C} != "" || \
 154     ${${_FG}_FLAGS_FILES:M*.cpp} != "" || \
 155     ${${_FG}_FLAGS_FILES:M*.cxx} != ""
 156         ${MKDEPCMD} -f ${.TARGET} -a ${MKDEP} \
 157             ${${_FG}_FLAGS} \
 158             ${CXXFLAGS:M-nostdinc*} ${CXXFLAGS:M-[BID]*} \
 159             ${CXXFLAGS:M-std=*} \
 160             ${.ALLSRC:M*.cc} ${.ALLSRC:M*.C} ${.ALLSRC:M*.cpp} ${.ALLSRC:M*.cxx}
 161 .endif
 162 .if ${${_FG}_FLAGS_FILES:M*.m} != ""
 163         ${MKDEPCMD} -f ${.TARGET} -a ${MKDEP} \
 164             ${${_FG}_FLAGS} \
 165             ${OBJCFLAGS:M-nostdinc*} ${OBJCFLAGS:M-[BID]*} \
 166             ${OBJCFLAGS:M-Wno-import*} \
 167             ${.ALLSRC:M*.m}
 168 .endif
 169 .if !empty(${_FG:M_}) && !empty(_DEPENDFILES)
 170         cat ${_DEPENDFILES} >> ${.TARGET}
 171 .endif
 172 .endfor
 173
 174 .if target(_EXTRADEPEND)
 175 _EXTRADEPEND: .USE
 176 ${DEPENDFILE}: _EXTRADEPEND
 177 .endif
 178
 179 .else
 180 depend: beforedepend _dependincs afterdepend
 181 .endif
 182 .if !target(beforedepend)
 183 beforedepend:
 184 .endif
 185 .if !target(afterdepend)
 186 afterdepend:
 187 .endif
 188 .endif
 189
 190 .if !target(cleandepend)
 191 cleandepend:
 192 .if defined(SRCS)
 193 .if ${CTAGS:T} == "ctags"
 194         rm -f ${DEPENDFILE} ${_DEPENDFILES} tags
 195 .elif ${CTAGS:T} == "gtags"
 196         rm -f ${DEPENDFILE} ${_DEPENDFILES} GPATH GRTAGS GSYMS GTAGS
 197 .if defined(HTML)
 198         rm -rf HTML
 199 .endif
 200 .endif
 201 .endif
 202 .endif
 203
 204 .if !target(checkdpadd) && (defined(DPADD) || defined(LDADD))
 205 checkdpadd:
 206 .if ${OBJFORMAT} != aout
 207         @ldadd=`echo \`for lib in ${DPADD} ; do \
 208                 echo $$lib | sed 's;^/usr/lib/lib\(.*\)\.a;-l\1;' ; \
 209         done \`` ; \
 210         ldadd1=`echo ${LDADD}` ; \
 211         if [ "$$ldadd" != "$$ldadd1" ] ; then \
 212                 echo ${.CURDIR} ; \
 213                 echo "DPADD -> $$ldadd" ; \
 214                 echo "LDADD -> $$ldadd1" ; \
 215         fi
 216 .else
 217         @dpadd=`echo \`ld -Bstatic -f ${LDADD}\`` ; \
 218         if [ "$$dpadd" != "${DPADD}" ] ; then \
 219                 echo ${.CURDIR} ; \
 220                 echo "LDADD -> $$dpadd" ; \
 221                 echo "DPADD =  ${DPADD}" ; \
 222         fi
 223 .endif
 224 .endif
 225
 226 .if defined(INCS) && make(depend)
 227 _dependincs: buildincludes .WAIT installincludes
 228 .else
 229 _dependincs:
 230 .endif
 231
 232 .ORDER: beforedepend _dependincs ${DEPENDFILE} afterdepend