1################################################################# 2# 3# Generate crunched binaries using crunchgen(1). 4# 5# General notes: 6# 7# A number of Make variables are used to generate the crunchgen config file. 8# 9# CRUNCH_SRCDIRS: lists directories to search for included programs 10# CRUNCH_PROGS: lists programs to be included 11# CRUNCH_LIBS: libraries to statically link with 12# CRUNCH_SHLIBS: libraries to dynamically link with 13# CRUNCH_BUILDOPTS: generic build options to be added to every program 14# CRUNCH_BUILDTOOLS: lists programs that need build tools built in the 15# local architecture. 16# 17# Special options can be specified for individual programs 18# CRUNCH_SRCDIR_${P}: base source directory for program ${P} 19# CRUNCH_BUILDOPTS_${P}: additional build options for ${P} 20# CRUNCH_ALIAS_${P}: additional names to be used for ${P} 21# 22# By default, any name appearing in CRUNCH_PROGS or CRUNCH_ALIAS_${P} 23# will be used to generate a hard link to the resulting binary. 24# Specific links can be suppressed by setting 25# CRUNCH_SUPPRESS_LINK_${NAME} to 1. 26# 27# If CRUNCH_GENERATE_LINKS is set to no, no links will be generated. 28# 29 30# $FreeBSD$ 31 32################################################################## 33# The following is pretty nearly a generic crunchgen-handling makefile 34# 35 36CONF= ${PROG}.conf 37OUTMK= ${PROG}.mk 38OUTC= ${PROG}.c 39OUTPUTS=${OUTMK} ${OUTC} ${PROG}.cache 40CRUNCHOBJS= ${.OBJDIR} 41CRUNCH_GENERATE_LINKS?= yes 42# Don't let the prog.mk use MK_AUTO_OBJ, but do let the component builds use 43# it. 44CRUNCHENV+= MK_AUTO_OBJ=no 45CRUNCH_BUILDOPTS+= MK_AUTO_OBJ=${MK_AUTO_OBJ} 46 47CLEANFILES+= ${CONF} *.o *.lo *.c *.mk *.cache *.a *.h 48 49# Don't try to extract debug info from ${PROG}. 50MK_DEBUG_FILES= no 51 52# Set a default SRCDIR for each for simpler handling below. 53.for D in ${CRUNCH_SRCDIRS} 54.for P in ${CRUNCH_PROGS_${D}} 55CRUNCH_SRCDIR_${P}?= ${.CURDIR}/../../${D}/${P} 56.endfor 57.endfor 58 59# Program names and their aliases contribute hardlinks to 'rescue' executable, 60# except for those that get suppressed. 61.for D in ${CRUNCH_SRCDIRS} 62.for P in ${CRUNCH_PROGS_${D}} 63${OUTPUTS}: ${CRUNCH_SRCDIR_${P}}/Makefile 64.if ${CRUNCH_GENERATE_LINKS} == "yes" 65.ifndef CRUNCH_SUPPRESS_LINK_${P} 66LINKS+= ${BINDIR}/${PROG} ${BINDIR}/${P} 67.endif 68.for A in ${CRUNCH_ALIAS_${P}} 69.ifndef CRUNCH_SUPPRESS_LINK_${A} 70LINKS+= ${BINDIR}/${PROG} ${BINDIR}/${A} 71.endif 72.endfor 73.endif 74.endfor 75.endfor 76 77.if !defined(_SKIP_BUILD) 78all: ${PROG} 79.endif 80exe: ${PROG} 81 82${CONF}: Makefile 83 echo \# Auto-generated, do not edit >${.TARGET} 84.ifdef CRUNCH_BUILDOPTS 85 echo buildopts ${CRUNCH_BUILDOPTS} >>${.TARGET} 86.endif 87.ifdef CRUNCH_LIBS 88 echo libs ${CRUNCH_LIBS} >>${.TARGET} 89.endif 90.ifdef CRUNCH_SHLIBS 91 echo libs_so ${CRUNCH_SHLIBS} >>${.TARGET} 92.endif 93.for D in ${CRUNCH_SRCDIRS} 94.for P in ${CRUNCH_PROGS_${D}} 95 echo progs ${P} >>${.TARGET} 96 echo special ${P} srcdir ${CRUNCH_SRCDIR_${P}} >>${.TARGET} 97.ifdef CRUNCH_BUILDOPTS_${P} 98 echo special ${P} buildopts DIRPRFX=${DIRPRFX}${P}/ \ 99 ${CRUNCH_BUILDOPTS_${P}} >>${.TARGET} 100.else 101 echo special ${P} buildopts DIRPRFX=${DIRPRFX}${P}/ >>${.TARGET} 102.endif 103.for A in ${CRUNCH_ALIAS_${P}} 104 echo ln ${P} ${A} >>${.TARGET} 105.endfor 106.endfor 107.endfor 108 109CRUNCHGEN?= crunchgen 110CRUNCHENV+= MK_TESTS=no \ 111 UPDATE_DEPENDFILE=no \ 112 _RECURSING_CRUNCH=1 113.ORDER: ${OUTPUTS} objs 114${OUTPUTS:[1]}: .META 115${OUTPUTS}: ${CONF} 116 MAKE=${MAKE} ${CRUNCHENV:NMK_AUTO_OBJ=*} MAKEOBJDIRPREFIX=${CRUNCHOBJS} \ 117 MK_AUTO_OBJ=${MK_AUTO_OBJ} \ 118 ${CRUNCHGEN} -fq -m ${OUTMK} -c ${OUTC} ${CONF} 119 # Avoid redundantly calling 'make objs' which we've done by our 120 # own dependencies. 121 sed -i '' -e "s/^\(${PROG}:.*\) \$$(SUBMAKE_TARGETS)/\1/" ${OUTMK} 122 123# These 2 targets cannot use .MAKE since they depend on the generated 124# ${OUTMK} above. 125${PROG}: ${OUTPUTS} objs .META 126 ${CRUNCHENV} \ 127 CC="${CC} ${CFLAGS} ${LDFLAGS}" \ 128 CXX="${CXX} ${CXXFLAGS} ${LDFLAGS}" \ 129 ${MAKE} .MAKE.MODE=normal -f ${OUTMK} exe 130 131objs: ${OUTMK} .META 132 ${CRUNCHENV} MAKEOBJDIRPREFIX=${CRUNCHOBJS} \ 133 ${MAKE} -f ${OUTMK} BUILD_TOOLS_META=.NOMETA_CMP objs 134 135# <sigh> Someone should replace the bin/csh and bin/sh build-tools with 136# shell scripts so we can remove this nonsense. 137.for _tool in ${CRUNCH_BUILDTOOLS} 138build-tools-${_tool}: 139 ${_+_}cd ${.CURDIR}/../../${_tool}; \ 140 ${CRUNCHENV} MAKEOBJDIRPREFIX=${CRUNCHOBJS} ${MAKE} obj; \ 141 ${CRUNCHENV} MAKEOBJDIRPREFIX=${CRUNCHOBJS} ${MAKE} build-tools 142build-tools: build-tools-${_tool} 143.endfor 144 145# Use a separate build tree to hold files compiled for this crunchgen binary 146# Yes, this does seem to partly duplicate bsd.subdir.mk, but I can't 147# get that to cooperate with bsd.prog.mk. Besides, many of the standard 148# targets should NOT be propagated into the components. 149.for __target in clean cleandepend cleandir obj objlink 150.for D in ${CRUNCH_SRCDIRS} 151.for P in ${CRUNCH_PROGS_${D}} 152${__target}_crunchdir_${P}: .PHONY .MAKE 153 ${_+_}cd ${CRUNCH_SRCDIR_${P}} && \ 154 ${CRUNCHENV} MAKEOBJDIRPREFIX=${CANONICALOBJDIR} ${MAKE} \ 155 DIRPRFX=${DIRPRFX}${P}/ ${CRUNCH_BUILDOPTS} ${__target} 156${__target}: ${__target}_crunchdir_${P} 157.endfor 158.endfor 159.endfor 160 161clean: 162 rm -f ${CLEANFILES} 163 ${_+_}if [ -e ${.OBJDIR}/${OUTMK} ]; then \ 164 ${CRUNCHENV} MAKEOBJDIRPREFIX=${CRUNCHOBJS} ${MAKE} \ 165 -f ${OUTMK} clean; \ 166 fi 167 168META_XTRAS+= ${find ${CRUNCHOBJS}${SRCTOP} -name '*.meta' 2>/dev/null || true:L:sh} 169