1# $NetBSD: Makefile.mdset,v 1.47 2024/04/23 21:58:57 christos Exp $ 2# 3# Makefile snippet to ${TOOL_MDSETIMAGE} file system images into kernels 4# 5 6# 7# Required variables: 8# NETBSDSRCDIR Top level of src tree (set by <bsd.own.mk>) 9# MDSETTARGETS List of images to ${TOOL_MDSETIMAGE} into kernels, 10# containing one or more tuples of the form: 11# KERNEL IMAGE FILENAME 12# 13# The kernel is ${TOOL_MDSETIMAGE} with ${IMAGE}, 14# ${STRIP}ped (after the symbols are stored in 15# ${FILENAME}.symbols.gz), and gzipped into 16# ${FILENAME}.gz. 17# 18# If KERNEL does not contain a `/', use 19# ${KERNOBJDIR}/KERNEL/netbsd as the kernel. 20# 21# If FILENAME is "-", use "netbsd-${KERNEL}" as 22# the target name. This may not be a sensible 23# name if KERNEL contains a `/'. 24# 25# Optional variables: 26# MDSET_RELEASEDIR Where to install release kernels. 27# 28# MDSET_NOGZIP If defined, don't gzip any kernels. 29# 30# MDSET_NOGZIP.${FILENAME} If defined, don't gzip ${FILENAME} 31# 32# MDSET_NOIMAGE.${FILENAME} If defined, don't add ${IMAGE} to 33# ${FILENAME} 34# 35# MDSET_NOSTRIP If defined, don't strip any kernels. 36# 37# MDSET_NOSTRIP.${FILENAME} If defined, don't strip ${FILENAME} 38# 39# MDSET_NOSYMBOLS If defined, don't generate *.symbols.gz 40# 41# MDSET_NOSYMBOLS.${FILENAME} If defined, don't generate 42# ${FILENAME}.symbols.gz 43# 44# MDSET_POST For each kernel, 45# execute this after ${NM} / ${STRIP}. 46# Kernel is available as "${.TARGET}" 47# 48# MDSET_POST.${FILENAME} For each kernel named ${FILENAME}, 49# execute this after ${NM} / ${STRIP}. 50# Kernel is available as "${.TARGET}" 51# 52# MDSET_SUFFIXES.${FILENAME} List of extra install kernel suffixes 53# and build commands to create from 54# ${FILENAME} after its created by 55# ${TOOL_MDSETIMAGE} ; ${NM} ; ${STRIP}: 56# SUFFIX COMMANDVAR 57# "${.TARGET}" is "${FILENAME}.${SUFFIX}" 58# COMMANDVAR is the name of the variable 59# containing the command to build 60# ${.TARGET}. 61# 62# Variables modified by this: 63# KERNELS List of kernel .gz files to build 64# KERNELSYMS List of kernel .symbol.gz files to build 65# 66 67.if !defined(_MAKEFILE_MDSET_) 68_MAKEFILE_MDSET_=1 69 70.include <bsd.kernobj.mk> 71 72# The default is to build for all MDSETTARGETS 73ALL_KERNELS?= + 74 75.for _K _I _F in ${MDSETTARGETS} # { 76.for currentsel in ${ALL_KERNELS} # { 77.if ${currentsel} == "+" || ${_K} == ${currentsel} 78 79_KERNEL:=${_K} # (work around obscure issue in make(1)) 80.if (${_KERNEL:M*/*} != "") 81_KERNNAME.${_K}.${_F}:= ${_K} 82.else 83_KERNNAME.${_K}.${_F}:= ${KERNOBJDIR}/${_K}/netbsd 84.endif 85 86_FILENAME:=${_F} # (work around obscure issue in make(1)) 87.if ${_FILENAME} == "-" 88_KERNEL.${_K}.${_F}:= netbsd-${_K} 89_FILENAME:= ${_KERNEL.${_K}.${_F}} 90.else 91_KERNEL.${_K}.${_F}:= ${_F} 92.endif 93 94.for _S _C in ${MDSET_SUFFIXES.${_F}} # { 95CLEANFILES+= ${_KERNEL.${_K}.${_F}}.${_S} 96 97${_KERNEL.${_K}.${_F}}.${_S}: ${_KERNEL.${_K}.${_F}} ${MDSET_.${_K}.${_F}.${_S}.deps} 98.if defined(${_C}) 99 ${${_C}} 100.else 101 @echo "No such variable \"${_C}\"" 102 false 103.endif 104 105.if defined(MDSET_NOGZIP.${_FILENAME}) || defined(MDSET_NOGZIP) 106KERNELS+= ${_KERNEL.${_K}.${_F}}.${_S} 107.else # { 108KERNELS+= ${_KERNEL.${_K}.${_F}}.${_S}.gz 109 110${_KERNEL.${_K}.${_F}}.${_S}.gz: ${_KERNEL.${_K}.${_F}}.${_S} 111 ${_MKTARGET_CREATE} 112 -rm -f ${.TARGET} 113 ${TOOL_GZIP_N} -9c ${.ALLSRC} > ${.TARGET} 114.endif # } 115 116.endfor # } 117 118.if !defined(MDSET_NOSYMBOLS.${_FILENAME}) && !defined(MDSET_NOSYMBOLS) 119KERNELSYMS+= ${_KERNEL.${_K}.${_F}}.symbols.gz 120.endif 121 122.if defined(MDSET_POST.${_FILENAME}) 123_POST.${_KERNEL.${_K}.${_F}}:= ${MDSET_POST.${_FILENAME}} 124.elif defined(MDSET_POST) 125_POST.${_KERNEL.${_K}.${_F}}:= ${MDSET_POST} 126.endif 127 128CLEANFILES+= ${_KERNEL.${_K}.${_F}} ${_KERNEL.${_K}.${_F}}.tmp 129 130.if defined(MDSET_NOIMAGE.${_FILENAME}) 131${_I}= 132.endif 133 134# Darwin requires a special hack - this is documented in 135# doc/HACKS, and just works around the problems described more 136# fully in http://mail-index.netbsd.org/current-users/2008/06/27/msg003242.html 137OPSYS!= uname -s 138.if ${OPSYS} == "Darwin" 139MDSETIMAGEFLAGS= 140.else 141MDSETIMAGEFLAGS=-v 142.endif 143 144${_KERNEL.${_K}.${_F}}: .NOTMAIN ${_KERNNAME.${_K}.${_F}} ${_I} 145 ${_MKTARGET_CREATE} "(from: ${.ALLSRC})" 146 @rm -f ${.TARGET} ${.TARGET}.tmp ${.TARGET}.symbols.gz 147 @cp ${_KERNNAME.${_K}.${_F}} ${.TARGET}.tmp 148.if !defined(MDSET_NOIMAGE.${_FILENAME}) 149 ${TOOL_MDSETIMAGE} ${MDSETIMAGEFLAGS} ${.TARGET}.tmp ${_I} 150.endif 151.if !defined(MDSET_NOSYMBOLS.${_FILENAME}) && !defined(MDSET_NOSYMBOLS) 152 ${NM} ${.TARGET}.tmp | LC_ALL=C sort | ${TOOL_GZIP_N} -9 > ${.TARGET}.symbols.gz 153.endif 154.if !defined(MDSET_NOSTRIP.${_FILENAME}) && !defined(MDSET_NOSTRIP) 155 ${STRIP} -R .eh_frame -R .eh_frame_hdr -R .comment -R .ident ${MDSET_STRIPSECTIONS} ${.TARGET}.tmp 156.endif 157 @mv ${.TARGET}.tmp ${.TARGET} 158.if defined(MDSET_POST.${_FILENAME}) || defined(MDSET_POST) 159 ${_POST.${.TARGET}} 160.endif 161 162.if defined(MDSET_NOGZIP.${_FILENAME}) || defined(MDSET_NOGZIP) 163KERNELS+= ${_KERNEL.${_K}.${_F}} 164.else # { 165KERNELS+= ${_KERNEL.${_K}.${_F}}.gz 166 167${_KERNEL.${_K}.${_F}}.gz: ${_KERNEL.${_K}.${_F}} 168 ${_MKTARGET_CREATE} 169 -rm -f ${.TARGET} 170 ${TOOL_GZIP_N} -9c ${.ALLSRC} > ${.TARGET} 171.endif # } 172 173.endif 174.endfor # } 175.endfor # } 176 177CLEANFILES+= ${KERNELS} ${KERNELSYMS} 178 179realall: ${KERNELS} 180 181.if defined(MDSET_RELEASEDIR) 182release:: check_RELEASEDIR .WAIT ${KERNELS} 183 test -z "${KERNELS}" || \ 184 ${RELEASE_INSTALL} ${KERNELS} ${KERNELSYMS} \ 185 ${RELEASEDIR}/${RELEASEMACHINEDIR}/${MDSET_RELEASEDIR} 186.endif 187 188 189.endif # _MAKEFILE_MDSET_ 190