1# $Id: libs.mk,v 1.6 2020/08/19 17:51:53 sjg Exp $ 2# 3# @(#) Copyright (c) 2006, Simon J. Gerraty 4# 5# This file is provided in the hope that it will 6# be of use. There is absolutely NO WARRANTY. 7# Permission to copy, redistribute or otherwise 8# use this file is hereby granted provided that 9# the above copyright notice and this notice are 10# left intact. 11# 12# Please send copies of changes and bug-fixes to: 13# sjg@crufty.net 14# 15 16.MAIN: all 17 18.if defined(LIBS) 19 20# In meta mode, we can capture dependenices for _one_ of the progs. 21# if makefile doesn't nominate one, we use the first. 22.ifndef UPDATE_DEPENDFILE_LIB 23UPDATE_DEPENDFILE_LIB = ${LIBS:[1]} 24.export UPDATE_DEPENDFILE_LIB 25.endif 26 27.ifndef LIB 28# They may have asked us to build just one 29.for t in ${LIBS:R:T:S,^lib,,} 30.if make(lib$t) 31LIB?= $t 32lib$t: all 33.endif 34.endfor 35.endif 36 37.if defined(LIB) 38# just one of many 39LIB_VARS += \ 40 LIBDIR \ 41 CFLAGS \ 42 COPTS \ 43 CPPFLAGS \ 44 CXXFLAGS \ 45 DPADD \ 46 DPLIBS \ 47 LDADD \ 48 LDFLAGS \ 49 MAN \ 50 SRCS 51 52.for v in ${LIB_VARS:O:u} 53.if defined(${v}.${LIB}) || defined(${v}_${LIB}) 54$v += ${${v}_${LIB}:U${${v}.${LIB}}} 55.endif 56.endfor 57 58# for meta mode, there can be only one! 59.if ${LIB} == ${UPDATE_DEPENDFILE_LIB:Uno} 60UPDATE_DEPENDFILE ?= yes 61.endif 62UPDATE_DEPENDFILE ?= NO 63 64# ensure that we don't clobber each other's dependencies 65DEPENDFILE?= .depend.${LIB} 66# lib.mk will do the rest 67.else 68all: ${LIBS:S,^lib,,:@t@lib$t.a@} .MAKE 69 70# We cannot capture dependencies for meta mode here 71UPDATE_DEPENDFILE = NO 72# nor can we safely run in parallel. 73.NOTPARALLEL: 74.endif 75.endif 76 77# handle being called [bsd.]libs.mk 78.include <${.PARSEFILE:S,libs,lib,}> 79 80.ifndef LIB 81# tell libs.mk we might want to install things 82LIBS_TARGETS+= cleandepend cleandir cleanobj depend install 83 84.for b in ${LIBS:R:T:S,^lib,,} 85lib$b.a: ${SRCS} ${DPADD} ${SRCS_lib$b} ${DPADD_lib$b} 86 (cd ${.CURDIR} && ${.MAKE} -f ${MAKEFILE} LIB=$b -DWITHOUT_META_STATS) 87 88.for t in ${LIBS_TARGETS:O:u} 89$b.$t: .PHONY .MAKE 90 (cd ${.CURDIR} && ${.MAKE} -f ${MAKEFILE} LIB=$b ${@:E} -DWITHOUT_META_STATS) 91.endfor 92.endfor 93 94.if !defined(WITHOUT_META_STATS) && ${.MAKE.LEVEL} > 0 95.END: _reldir_finish 96.ERROR: _reldir_failed 97.endif 98 99.endif 100