1 files changed, 366 insertions, 0 deletions
diff --git a/devel/bmake/files/mk/meta.stage.mk b/devel/bmake/files/mk/meta.stage.mk
new file mode 100644
index 00000000000..427bbb878b0
--- /dev/null
+++ b/devel/bmake/files/mk/meta.stage.mk
@@ -0,0 +1,366 @@
+# $Id: meta.stage.mk,v 1.1.1.1 2020/05/24 05:35:53 nia Exp $
+#
+#	@(#) Copyright (c) 2011-2017, Simon J. Gerraty
+#
+#	This file is provided in the hope that it will
+#	be of use.  There is absolutely NO WARRANTY.
+#	Permission to copy, redistribute or otherwise
+#	use this file is hereby granted provided that 
+#	the above copyright notice and this notice are
+#	left intact. 
+#      
+#	Please send copies of changes and bug-fixes to:
+#	sjg@crufty.net
+#
+
+.ifndef NO_STAGING
+
+.if !target(__${.PARSEFILE}__)
+# the guard target is defined later
+
+.-include <local.meta.stage.mk>
+
+.if ${.MAKE.DEPENDFILE_PREFERENCE:U${.MAKE.DEPENDFILE}:M*.${MACHINE}} != ""
+# this is generally safer anyway
+_dirdep ?= ${RELDIR}.${TARGET_SPEC:U${MACHINE}}
+.else
+_dirdep ?= ${RELDIR}
+.endif
+
+CLEANFILES+= .dirdep
+
+# this allows us to trace dependencies back to their src dir
+.dirdep:	.NOPATH
+	@echo '${_dirdep}' > $@
+
+.if defined(NO_POSIX_SHELL) || ${type printf:L:sh:Mbuiltin} == ""
+_stage_file_basename = `basename $$f`
+_stage_target_dirname = `dirname $$t`
+.else
+_stage_file_basename = $${f\#\#*/}
+_stage_target_dirname = $${t%/*}
+.endif
+
+_OBJROOT ?= ${OBJROOT:U${OBJTOP:H}}
+.if ${_OBJROOT:M*/} != ""
+_objroot ?= ${_OBJROOT:tA}/
+.else
+_objroot ?= ${_OBJROOT:tA}
+.endif
+
+# make sure this is global
+_STAGED_DIRS ?=
+.export _STAGED_DIRS
+# add each dir we stage to to _STAGED_DIRS
+# and make sure we have absolute paths so that bmake
+# will match against .MAKE.META.BAILIWICK
+STAGE_DIR_FILTER = tA:@d@$${_STAGED_DIRS::+=$$d}$$d@
+# convert _STAGED_DIRS into suitable filters
+GENDIRDEPS_FILTER += Nnot-empty-is-important \
+	${_STAGED_DIRS:O:u:M${OBJTOP}*:S,${OBJTOP}/,N,} \
+	${_STAGED_DIRS:O:u:M${_objroot}*:N${OBJTOP}*:S,${_objroot},,:C,^([^/]+)/(.*),N\2.\1,:S,${HOST_TARGET},.host,}
+
+LN_CP_SCRIPT = LnCp() { \
+  rm -f $$2 2> /dev/null; \
+  { [ -z "$$mode" ] && ${LN:Uln} $$1 $$2 2> /dev/null; } || \
+  cp -p $$1 $$2; }
+
+# a staging conflict should cause an error
+# a warning is handy when bootstapping different options.
+STAGE_CONFLICT?= ERROR
+.if ${STAGE_CONFLICT:tl} == "error"
+STAGE_CONFLICT_ACTION= exit 1
+.else
+STAGE_CONFLICT_ACTION=
+.endif
+
+# it is an error for more than one src dir to try and stage
+# the same file
+STAGE_DIRDEP_SCRIPT = ${LN_CP_SCRIPT}; StageDirdep() { \
+  t=$$1; \
+  if [ -s $$t.dirdep ]; then \
+	cmp -s .dirdep $$t.dirdep && return; \
+	x=`cat $$t.dirdep`; \
+	case "${RELDIR}:${_dirdep}" in $${x%.*}:$${x}*) ;; \
+	*) echo "${STAGE_CONFLICT}: $$t installed by $$x not ${_dirdep}" >&2; \
+	${STAGE_CONFLICT_ACTION} ;; esac; \
+  fi; \
+  LnCp .dirdep $$t.dirdep || exit 1; }
+
+# common logic for staging files
+# this all relies on RELDIR being set to a subdir of SRCTOP
+# we use ln(1) if we can, else cp(1)
+STAGE_FILE_SCRIPT = ${STAGE_DIRDEP_SCRIPT}; StageFiles() { \
+  case "$$1" in "") return;; -m) mode=$$2; shift 2;; *) mode=;; esac; \
+  dest=$$1; shift; \
+  mkdir -p $$dest; \
+  [ -s .dirdep ] || echo '${_dirdep}' > .dirdep; \
+  for f in "$$@"; do \
+	case "$$f" in */*) t=$$dest/${_stage_file_basename};; *) t=$$dest/$$f;; esac; \
+	StageDirdep $$t; \
+	LnCp $$f $$t || exit 1; \
+	[ -z "$$mode" ] || chmod $$mode $$t; \
+  done; :; }
+
+STAGE_LINKS_SCRIPT = ${STAGE_DIRDEP_SCRIPT}; StageLinks() { \
+  case "$$1" in "") return;; --) shift;; -*) ldest= lnf=$$1; shift;; /*) ldest=$$1/;; esac; \
+  dest=$$1; shift; \
+  mkdir -p $$dest; \
+  [ -s .dirdep ] || echo '${_dirdep}' > .dirdep; \
+  while test $$\# -ge 2; do \
+	l=$$ldest$$1; shift; \
+	t=$$dest/$$1; \
+	case "$$1" in */*) mkdir -p ${_stage_target_dirname};; esac; \
+	shift; \
+	StageDirdep $$t; \
+	rm -f $$t 2>/dev/null; \
+	ln $$lnf $$l $$t || exit 1; \
+  done; :; }
+
+STAGE_AS_SCRIPT = ${STAGE_DIRDEP_SCRIPT}; StageAs() { \
+  case "$$1" in "") return;; -m) mode=$$2; shift 2;; *) mode=;; esac; \
+  dest=$$1; shift; \
+  mkdir -p $$dest; \
+  [ -s .dirdep ] || echo '${_dirdep}' > .dirdep; \
+  while test $$\# -ge 2; do \
+	s=$$1; shift; \
+	t=$$dest/$$1; \
+	case "$$1" in */*) mkdir -p ${_stage_target_dirname};; esac; \
+	shift; \
+	StageDirdep $$t; \
+	LnCp $$s $$t || exit 1; \
+	[ -z "$$mode" ] || chmod $$mode $$t; \
+  done; :; }
+
+# this is simple, a list of the "staged" files depends on this,
+_STAGE_BASENAME_USE:	.USE .dirdep ${.TARGET:T}
+	@${STAGE_FILE_SCRIPT}; StageFiles ${.TARGET:H:${STAGE_DIR_FILTER}} ${.TARGET:T}
+
+_STAGE_AS_BASENAME_USE:        .USE .dirdep ${.TARGET:T}
+	@${STAGE_AS_SCRIPT}; StageAs ${.TARGET:H:${STAGE_DIR_FILTER}} ${.TARGET:T} ${STAGE_AS_${.TARGET:T}:U${.TARGET:T}}
+
+
+.endif				# first time
+
+
+.if !empty(STAGE_INCSDIR)
+.if !empty(STAGE_INCS)
+stage_incs: ${STAGE_INCS:N*\**}
+.endif
+.if target(stage_incs) || !empty(.ALLTARGETS:Mstage_includes)
+STAGE_TARGETS += stage_incs
+STAGE_INCS ?= ${.ALLSRC:N.dirdep:Nstage_*}
+stage_includes: stage_incs
+stage_incs:	.dirdep
+	@${STAGE_FILE_SCRIPT}; StageFiles ${STAGE_INCSDIR:${STAGE_DIR_FILTER}} ${STAGE_INCS}
+	@touch $@
+
+.endif
+.endif
+
+.if !empty(STAGE_LIBDIR)
+.if !empty(STAGE_LIBS)
+stage_libs: ${STAGE_LIBS:N*\**}
+.endif
+.if target(stage_libs)
+STAGE_TARGETS += stage_libs
+STAGE_LIBS ?= ${.ALLSRC:N.dirdep:Nstage_*}
+stage_libs:	.dirdep
+	@${STAGE_FILE_SCRIPT}; StageFiles ${STAGE_LIBDIR:${STAGE_DIR_FILTER}} ${STAGE_LIBS}
+.if !defined(NO_SHLIB_LINKS)
+.if !empty(SHLIB_LINKS)
+	@${STAGE_LINKS_SCRIPT}; StageLinks -s ${STAGE_LIBDIR:${STAGE_DIR_FILTER}} \
+	${SHLIB_LINKS:@t@${STAGE_LIBS:T:M$t.*} $t@}
+.elif !empty(SHLIB_LINK) && !empty(SHLIB_NAME)
+	@${STAGE_LINKS_SCRIPT}; StageLinks -s ${STAGE_LIBDIR:${STAGE_DIR_FILTER}} ${SHLIB_NAME} ${SHLIB_LINK}
+.endif
+.endif
+	@touch $@
+.endif
+.endif
+
+.if !empty(STAGE_DIR)
+STAGE_SETS += _default
+STAGE_DIR._default = ${STAGE_DIR}
+STAGE_LINKS_DIR._default = ${STAGE_LINKS_DIR:U${STAGE_OBJTOP}}
+STAGE_SYMLINKS_DIR._default = ${STAGE_SYMLINKS_DIR:U${STAGE_OBJTOP}}
+STAGE_FILES._default = ${STAGE_FILES}
+STAGE_LINKS._default = ${STAGE_LINKS}
+STAGE_SYMLINKS._default = ${STAGE_SYMLINKS}
+.endif
+
+.if !empty(STAGE_SETS)
+CLEANFILES += ${STAGE_SETS:@s@stage*$s@}
+
+# some makefiles need to populate multiple directories
+.for s in ${STAGE_SETS:O:u}
+.if !empty(STAGE_FILES.$s)
+stage_files.$s: ${STAGE_FILES.$s:N*\**}
+.endif
+.if target(stage_files.$s) || target(stage_files${s:S,^,.,:N._default})
+STAGE_TARGETS += stage_files
+STAGE_FILES.$s ?= ${.ALLSRC:N.dirdep:Nstage_*}
+.if !target(.stage_files.$s)
+.stage_files.$s:
+.if $s != "_default"
+stage_files:	stage_files.$s
+stage_files.$s:	.dirdep
+.else
+STAGE_FILES ?= ${.ALLSRC:N.dirdep:Nstage_*}
+stage_files:	.dirdep
+.endif
+	@${STAGE_FILE_SCRIPT}; StageFiles ${FLAGS.$@} ${STAGE_FILES_DIR.$s:U${STAGE_DIR.$s}:${STAGE_DIR_FILTER}} ${STAGE_FILES.$s:O}
+	@touch $@
+.endif
+.endif
+
+.if !empty(STAGE_LINKS.$s)
+stage_links.$s:
+.endif
+.if target(stage_links.$s) || target(stage_links${s:S,^,.,:N._default})
+STAGE_LINKS_DIR.$s ?= ${STAGE_OBJTOP}
+STAGE_TARGETS += stage_links
+.if !target(.stage_links.$s)
+.stage_links.$s:
+.if $s != "_default"
+stage_links:	stage_links.$s
+stage_links.$s:	.dirdep
+.else
+stage_links:	.dirdep
+.endif
+	@${STAGE_LINKS_SCRIPT}; StageLinks ${STAGE_LINKS_DIR.$s:U${STAGE_DIR.$s}:${STAGE_DIR_FILTER}} ${STAGE_LINKS.$s}
+	@touch $@
+.endif
+.endif
+
+.if !empty(STAGE_SYMLINKS.$s)
+stage_symlinks.$s:
+.endif
+.if target(stage_symlinks.$s) || target(stage_symlinks${s:S,^,.,:N._default})
+STAGE_SYMLINKS_DIR.$s ?= ${STAGE_OBJTOP}
+STAGE_TARGETS += stage_symlinks
+.if !target(.stage_symlinks.$s)
+.stage_symlinks.$s:
+.if $s != "_default"
+stage_symlinks:	stage_symlinks.$s
+stage_symlinks.$s:	.dirdep
+.else
+stage_symlinks:	.dirdep
+.endif
+	@${STAGE_LINKS_SCRIPT}; StageLinks -s ${STAGE_SYMLINKS_DIR.$s:U${STAGE_DIR.$s}:${STAGE_DIR_FILTER}} ${STAGE_SYMLINKS.$s}
+	@touch $@
+.endif
+.endif
+
+.endfor
+.endif
+
+.if !empty(STAGE_AS_SETS)
+CLEANFILES += ${STAGE_AS_SETS:@s@stage*$s@}
+
+# sometimes things need to be renamed as they are staged
+# each ${file} will be staged as ${STAGE_AS_${file:T}}
+# one could achieve the same with SYMLINKS
+# stage_as_and_symlink makes the original name a symlink to the new name
+# it is the same as using stage_as and stage_symlinks but ensures
+# both operations happen together
+.for s in ${STAGE_AS_SETS:O:u}
+.if !empty(STAGE_AS.$s)
+stage_as.$s: ${STAGE_AS.$s:N*\**}
+.endif
+.if target(stage_as.$s)
+STAGE_TARGETS += stage_as
+STAGE_AS.$s ?= ${.ALLSRC:N.dirdep:Nstage_*}
+.if !target(.stage_as.$s)
+.stage_as.$s:
+stage_as:	stage_as.$s
+stage_as.$s:	.dirdep
+	@${STAGE_AS_SCRIPT}; StageAs ${FLAGS.$@} ${STAGE_FILES_DIR.$s:U${STAGE_DIR.$s}:${STAGE_DIR_FILTER}} ${STAGE_AS.$s:O:@f@$f ${STAGE_AS_${f:tA}:U${STAGE_AS_${f:T}:U${f:T}}}@}
+	@touch $@
+.endif
+.endif
+
+.if !empty(STAGE_AS_AND_SYMLINK.$s)
+stage_as_and_symlink.$s: ${STAGE_AS_AND_SYMLINK.$s:N*\**}
+.endif
+.if target(stage_as_and_symlink.$s)
+STAGE_TARGETS += stage_as_and_symlink
+STAGE_AS_AND_SYMLINK.$s ?= ${.ALLSRC:N.dirdep:Nstage_*}
+.if !target(.stage_as_and_symlink.$s)
+.stage_as_and_symlink.$s:
+stage_as_and_symlink:	stage_as_and_symlink.$s
+stage_as_and_symlink.$s:	.dirdep
+	@${STAGE_AS_SCRIPT}; StageAs ${FLAGS.$@} ${STAGE_FILES_DIR.$s:U${STAGE_DIR.$s}:${STAGE_DIR_FILTER}} ${STAGE_AS_AND_SYMLINK.$s:O:@f@$f ${STAGE_AS_${f:tA}:U${STAGE_AS_${f:T}:U${f:T}}}@}
+	@${STAGE_LINKS_SCRIPT}; StageLinks -s ${STAGE_FILES_DIR.$s:U${STAGE_DIR.$s}:${STAGE_DIR_FILTER}} ${STAGE_AS_AND_SYMLINK.$s:O:@f@${STAGE_AS_${f:tA}:U${STAGE_AS_${f:T}:U${f:T}}} $f@}
+	@touch $@
+.endif
+.endif
+
+.endfor
+.endif
+
+CLEANFILES += ${STAGE_TARGETS} stage_incs stage_includes
+
+# this lot also only makes sense the first time...
+.if !target(__${.PARSEFILE}__)
+__${.PARSEFILE}__:
+
+# stage_*links usually needs to follow any others.
+# for non-jobs mode the order here matters
+staging: ${STAGE_TARGETS:N*_links} ${STAGE_TARGETS:M*_links}
+
+.if ${.MAKE.JOBS:U0} > 0 && ${STAGE_TARGETS:U:M*_links} != ""
+# the above isn't sufficient
+.for t in ${STAGE_TARGETS:N*links:O:u}
+.ORDER: $t stage_links
+.endfor
+.endif
+
+# generally we want staging to wait until everything else is done
+STAGING_WAIT ?= .WAIT
+
+.if ${.MAKE.LEVEL} > 0
+all: ${STAGING_WAIT} staging
+.endif
+
+.if exists(${.PARSEDIR}/stage-install.sh) && !defined(STAGE_INSTALL)
+# this will run install(1) and then followup with .dirdep files.
+STAGE_INSTALL := sh ${.PARSEDIR:tA}/stage-install.sh INSTALL="${INSTALL}" OBJDIR=${.OBJDIR:tA}
+.endif
+
+# if ${INSTALL} gets run during 'all' assume it is for staging?
+.if ${.TARGETS:Nall} == "" && defined(STAGE_INSTALL)
+INSTALL := ${STAGE_INSTALL}
+.if target(beforeinstall)
+beforeinstall: .dirdep
+.endif
+.endif
+.NOPATH: ${STAGE_FILES}
+
+.if !empty(STAGE_TARGETS)
+# for backwards compat make sure they exist
+${STAGE_TARGETS}:
+
+.NOPATH: ${CLEANFILES}
+
+MK_STALE_STAGED?= no
+.if ${MK_STALE_STAGED} == "yes"
+all: stale_staged
+# get a list of paths that we have just staged
+# get a list of paths that we have previously staged to those same dirs
+# anything in the 2nd list but not the first is stale - remove it.
+stale_staged: staging .NOMETA
+	@egrep '^[WL] .*${STAGE_OBJTOP}' /dev/null ${.MAKE.META.FILES:M*stage_*} | \
+	sed "/\.dirdep/d;s,.* '*\(${STAGE_OBJTOP}/[^ '][^ ']*\).*,\1," | \
+	sort > ${.TARGET}.staged1
+	@grep -l '${_dirdep}' /dev/null ${_STAGED_DIRS:M${STAGE_OBJTOP}*:O:u:@d@$d/*.dirdep@} | \
+	sed 's,\.dirdep,,' | sort > ${.TARGET}.staged2
+	@comm -13 ${.TARGET}.staged1 ${.TARGET}.staged2 > ${.TARGET}.stale
+	@test ! -s ${.TARGET}.stale || { \
+		echo "Removing stale staged files..."; \
+		sed 's,.*,& &.dirdep,' ${.TARGET}.stale | xargs rm -f; }
+
+.endif
+.endif
+.endif
+.endif