1# $NetBSD: Makefile.gnuhost,v 1.56 2023/05/19 10:42:34 lukem Exp $ 2# 3# Rules used when building a GNU host package. Expects MODULE to be set. 4# 5# There's not a lot we can do to build reliably in the face of many 6# available configuration options. To be as low-overhead as possible, 7# we follow the following scheme: 8# 9# * Configuration is only re-run when an autoconf source file (such as 10# "configure" or "config.sub") is changed. 11# 12# * "config.status" is run to rebuild Makefiles and .h files if an 13# autoconf-parsed file (such as Makefile.in) is changed. 14# 15# * If MKUPDATE != "no", "make install" is only run if a build has happened 16# since the last install in the current directory. 17 18.include <bsd.own.mk> 19 20# Disable use of pre-compiled headers on Darwin. 21BUILD_OSTYPE!= uname -s 22HOST_COMPILER_CLANG!= if ${HOST_CC} --version | grep -q -s clang; then echo yes; else echo no; fi 23.if ${HOST_COMPILER_CLANG} == "yes" 24HOST_CFLAGS+=-O2 -no-cpp-precomp 25.endif 26 27MAKE_PROGRAM?= ${MAKE} 28 29.for i in 3 2 30.if exists(${.CURDIR}/../../external/gpl${i}/${MODULE}/dist) 31GNUHOSTDIST?= ${.CURDIR}/../../external/gpl${i}/${MODULE}/dist 32.endif 33.endfor 34 35FIND_ARGS+= \! \( -type d \( \ 36 -name 'CVS' -o \ 37 -name 'config' -o \ 38 -name 'doc' -o \ 39 -name 'po' -o \ 40 -name 'nbsd.mt' -o \ 41 -name 'tests*' \ 42 \) -prune \) 43 44# Do this "find" only if actually building something. 45.if (${USETOOLS} == "yes") && empty(.MAKEFLAGS:M-V*) && \ 46 (make(all) || make(realall) || (!make(clean) && !make(cleandir) && !make(obj))) && \ 47 !defined(_GNU_CFGSRC) 48 49_GNU_CFGSRC!= find ${GNUHOSTDIST} ${FIND_ARGS} \ 50 -type f \( -name 'config*' -o -name '*.in' \) -print 51.MAKEOVERRIDES+= _GNU_CFGSRC 52.endif 53 54CONFIGURE_ENV+= \ 55 AR=${HOST_AR:Q} \ 56 AWK=${TOOL_AWK:Q} \ 57 CC=${HOST_CC:Q} \ 58 CFLAGS=${HOST_CFLAGS:Q} \ 59 CONFIG_SHELL=${HOST_SH:Q} \ 60 CPPFLAGS=${HOST_CPPFLAGS:Q} \ 61 CXX=${HOST_CXX:Q} \ 62 CXXFLAGS=${HOST_CXXFLAGS:Q} \ 63 INSTALL=${HOST_INSTALL_FILE:Q} \ 64 LDFLAGS=${HOST_LDFLAGS:Q} \ 65 LEX=${LEX:Q} \ 66 FLEX=${LEX:Q} \ 67 M4=${TOOL_M4:Q} \ 68 MAKE=${MAKE_PROGRAM:Q} \ 69 PATH="${TOOLDIR}/bin:$$PATH" \ 70 RANLIB=${HOST_RANLIB:Q} \ 71 YACC=${YACC:Q} 72 73BUILD_ENV+= ${CONFIGURE_ENV} 74 75CONFIGURE_ARGS+=--prefix=${TOOLDIR} 76.if ${MKPIC} == "no" 77CONFIGURE_ARGS+=--disable-shared 78.endif 79 80.if ${MAKEVERBOSE} == 0 81CONFIGURE_ARGS+=--silent 82.endif 83 84 85.if ${MAKE_PROGRAM} == ${MAKE} 86.ifndef _NOWRAPPER 87# Some systems have a small ARG_MAX. On such systems, prevent Make 88# variables set on the command line from being exported in the 89# environment (they will still be set in MAKEOVERRIDES). 90.if ${BUILD_OSTYPE} == "Darwin" || ${BUILD_OSTYPE} == "FreeBSD" 91__noenvexport= -X 92.endif 93MAKE_ARGS:= ${__noenvexport} -f ${.PARSEDIR}/Makefile.gnuwrap ${MAKE_ARGS} 94.else 95MAKE_ARGS+= _NOWRAPPER=1 96.endif 97BUILD_COMMAND= ${BUILD_ENV} ${MAKE} ${MAKE_ARGS} 98.else 99 100# gmake version of this puts MAKE_ARGS in the environment to be sure that 101# sub-gmake's get them, otherwise tools/gcc tries to build libgcc and 102# fails. it also uses "env -i" to entirely clear out MAKEFLAGS. 103GMAKE_J_ARGS?= ${MAKEFLAGS:[*]:M*-j*:C/(^|.* )(-j ?[0-9][0-9]*).*/\2/W} 104BUILD_COMMAND= /usr/bin/env -i ${BUILD_ENV} ${MAKE_ARGS:N-*} ${TOOL_GMAKE} ${GMAKE_J_ARGS} -e ${MAKE_ARGS} 105 106.endif 107 108MAKE_ARGS+= BISON=true DESTDIR= INSTALL=${HOST_INSTALL_FILE:Q} 109 110.if ${MAKEVERBOSE} < 2 111MAKE_ARGS+= -s V=0 112.else 113MAKE_ARGS+= V=1 114.endif 115 116ALL_TARGET?= all 117INSTALL_TARGET?=install 118 119BUILD_PLATFORM!= uname -srm | tr ' ()' '-' 120CONFIGURE_PLATFORM!= if [ -s .configure_done ]; then cat .configure_done; else echo none; fi 121.if "${BUILD_PLATFORM}" != "${CONFIGURE_PLATFORM}" 122configure_cleanup: 123 @mkdir build 2>/dev/null || true 124 @(echo "Cleaning stale cache files ${BUILD_PLATFORM} != ${CONFIGURE_PLATFORM}") 125 @(cd build && find . -name config.cache | xargs rm -f) 126configure_cleanup=configure_cleanup 127.endif 128 129.configure_done: ${_GNU_CFGSRC} ${.CURDIR}/Makefile ${configure_cleanup} 130 @mkdir build 2>/dev/null || true 131 @(cd build && ${CONFIGURE_ENV} ${HOST_SH} ${GNUHOSTDIST}/configure ${CONFIGURE_ARGS}) 132 @echo ${BUILD_PLATFORM} > $@ 133 134# The .build_done timestamp is only updated if a file actually changes 135# in the build tree during "make all". This way, if nothing has changed, 136# a "make install MKUPDATE=yes" will do nothing. 137 138.build_done: .configure_done 139 @(cd build && ${BUILD_COMMAND} ${ALL_TARGET}) 140 @if [ ! -f $@ ] || [ -n "$$(find build -type f -newer .build_done -print)" ]; \ 141 then touch $@; fi 142 143.install_done! ${BUILD:D.build_done} 144 @(cd ${.OBJDIR}/build && ${BUILD_COMMAND} ${INSTALL_TARGET}) 145 @touch $@ 146 147# Mapping to standard targets. 148 149.if ${USETOOLS} == "yes" 150realall: .build_done 151realinstall: .install_done 152.endif 153 154clean: clean.gnu 155clean.gnu: 156 -rm -r -f .*_done build 157 158.include <bsd.hostprog.mk> 159