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# $Id: bsd.dep.mk,v 1.6 1996/07/27 22:16:54 jkh Exp $
#
# The include file <bsd.dep.mk> handles Makefile dependencies.
#
#
# +++ variables +++
#
# DEPENDFILE dependencies file [.depend]
#
# MKDEP Options for ${MKDEPCMD} [not set]
#
# MKDEPCMD Makefile dependency list program [mkdep]
#
# SRCS List of source files (c, c++, assembler)
#
#
# +++ targets +++
#
# cleandepend:
# Remove depend and tags file
#
# depend:
# Make the dependencies for the source files, and store
# them in the file ${DEPENDFILE}.
#
# tags:
# Create a tags file for the source files.
#
MKDEPCMD?= mkdep
DEPENDFILE?= .depend
# some of the rules involve .h sources, so remove them from mkdep line
.if !target(depend)
depend: beforedepend ${DEPENDFILE} afterdepend _SUBDIR
.if defined(SRCS)
# .if defined ${SRCS:M*.[sS]} does not work
__depend_s= ${SRCS:M*.[sS]}
__depend_c= ${SRCS:M*.c}
__depend_cc= ${SRCS:M*.cc} ${SRCS:M*.C} ${SRCS:M*.cxx}
${DEPENDFILE}: ${SRCS}
rm -f ${DEPENDFILE}
.if defined(__depend_s) && !empty(__depend_s)
${MKDEPCMD} -f ${DEPENDFILE} -a ${MKDEP} ${CFLAGS:M-[ID]*} ${AINC} \
${.ALLSRC:M*.[sS]}
.endif
.if defined(__depend_c) && !empty(__depend_c)
${MKDEPCMD} -f ${DEPENDFILE} -a ${MKDEP} ${CFLAGS:M-[ID]*} \
${.ALLSRC:M*.c}
.endif
.if defined(__depend_cc) && !empty(__depend_cc)
${MKDEPCMD} -f ${DEPENDFILE} -a ${MKDEP} \
${CXXFLAGS:M-nostd*} ${CXXFLAGS:M-[ID]*} \
${.ALLSRC:M*.cc} ${.ALLSRC:M*.C} ${.ALLSRC:M*.cxx}
.endif
.else
${DEPENDFILE}: _SUBDIR
.endif
.if !target(beforedepend)
beforedepend:
.endif
.if !target(afterdepend)
afterdepend:
.endif
.endif
.if !target(tags)
.if defined(SRCS)
tags: ${SRCS} _SUBDIR
-cd ${.CURDIR}; ctags -f /dev/stdout ${.ALLSRC:N*.h} | \
sed "s;\${.CURDIR}/;;" > tags
.else
tags: _SUBDIR
.endif
.endif
.if defined(SRCS)
.if !target(cleandepend)
cleandepend: _SUBDIR
rm -f ${DEPENDFILE} tags
.endif
.endif
_SUBDIR: .USE
.if defined(SUBDIR) && !empty(SUBDIR)
@for entry in ${SUBDIR}; do \
(${ECHODIR} "===> ${DIRPRFX}$$entry"; \
if test -d ${.CURDIR}/$${entry}.${MACHINE}; then \
cd ${.CURDIR}/$${entry}.${MACHINE}; \
else \
cd ${.CURDIR}/$${entry}; \
fi; \
${MAKE} ${.TARGET:S/realinstall/install/:S/.depend/depend/} DIRPRFX=${DIRPRFX}$$entry/); \
done
.endif
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