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 # $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
  45 CTAGS?=         gtags
  46 CTAGSFLAGS?=
  47 GTAGSFLAGS?=    -o
  48 HTAGSFLAGS?=
  49
  50 MKDEPCMD?=      mkdep
  51 DEPENDFILE?=    .depend
  52
  53 # Keep `tags' here, before SRCS are mangled below for `depend'.
  54 .if !target(tags) && defined(SRCS) && !defined(NOTAGS)
  55 tags: ${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)
  68 CLEANFILES?=
  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}
  74 SRCS:=  ${SRCS:S/${_LSRC}/${_LC}/}
  75 CLEANFILES:= ${CLEANFILES} ${_LC}
  76 .endfor
  77 .endfor
  78
  79 .for _YSRC in ${SRCS:M*.y:N*/*}
  80 .for _YC in ${_YSRC:S/.y/.c/}
  81 SRCS:=  ${SRCS:S/${_YSRC}/${_YC}/}
  82 CLEANFILES:= ${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}
  88 SRCS:=  ${SRCS} y.tab.h
  89 CLEANFILES:= ${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}
  95 SRCS:=  ${SRCS} ${_YH}
  96 CLEANFILES:= ${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 ${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
 188 depend: beforedepend afterdepend
 189 .endif
 190 .if !target(beforedepend)
 191 beforedepend:
 192 .else
 193 .ORDER: beforedepend ${_DEPENDFILES} ${DEPENDFILE}
 194 .ORDER: beforedepend afterdepend
 195 .endif
 196 .if !target(afterdepend)
 197 afterdepend:
 198 .endif
 199 .endif
 200
 201 .if !target(cleandepend)
 202 cleandepend:
 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))
 216 checkdpadd:
 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