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# $NetBSD: replace.mk,v 1.20 2007/09/22 15:19:47 gdt Exp $
#
# _flavor-replace:
# Updates a package in-place on the system.
#
# See also:
# replace
#
# XXX: The whole replacement, from deinstalling the old package up
# to installing the new package, should be one transaction. It
# currently isn't, and the check-files target for other packages
# can be confused when a +REQUIRED_BY files suddenly disappears.
#
_flavor-replace: \
replace-tarup \
replace-names \
replace-preserve-installed-info \
replace-preserve-required-by \
deinstall \
install-clean \
install \
replace-fixup-required-by \
replace-fixup-installed-info \
.PHONY
# _flavor-undo-replace:
# Undoes the actions from a previous _flavor-replace.
#
# See also:
# undo-replace
#
_flavor-undo-replace: \
undo-replace-check \
replace-preserve-installed-info \
replace-preserve-required-by \
deinstall \
undo-replace-install \
replace-fixup-required-by \
replace-clean \
.PHONY
_INSTALLED_INFO_FILE= ${WRKDIR}/.replace-+INSTALLED_INFO
_REQUIRED_BY_FILE= ${WRKDIR}/.replace-+REQUIRED_BY
_COOKIE.replace= ${WRKDIR}/.replace_done
_REPLACE_OLDNAME_FILE= ${WRKDIR}/.replace_oldname
_REPLACE_NEWNAME_FILE= ${WRKDIR}/.replace_newname
_REPLACE_OLDNAME_CMD= \
[ -f ${_REPLACE_OLDNAME_FILE} ] \
|| ${FAIL_MSG} "[${.TARGET}] ${_REPLACE_OLDNAME_FILE}: File not found"; \
oldname=`${CAT} ${_REPLACE_OLDNAME_FILE}`
_REPLACE_NEWNAME_CMD= \
[ -f ${_REPLACE_NEWNAME_FILE} ] \
|| ${FAIL_MSG} "[${.TARGET}] ${_REPLACE_NEWNAME_FILE}: File not found"; \
newname=`${CAT} ${_REPLACE_NEWNAME_FILE}`
######################################################################
### undo-replace-check (PRIVATE)
######################################################################
### undo-replace-check verifies that there was a previous "replace"
### action performed that can be undone.
###
undo-replace-check: .PHONY
${RUN} [ -f ${_COOKIE.replace} ] \
|| ${FAIL_MSG} "No replacement to undo!"
######################################################################
### replace-tarup (PRIVATE)
######################################################################
### replace-tarup generates a binary package for the (older) installed
### package using pkg_tarup.
###
replace-tarup: .PHONY
${RUN} [ -x ${_PKG_TARUP_CMD:Q} ] \
|| ${FAIL_MSG} ${_PKG_TARUP_CMD:Q}" was not found.";
${SETENV} PKG_DBDIR=${_PKG_DBDIR} PKG_SUFX=${PKG_SUFX} \
PKGREPOSITORY=${WRKDIR} \
${_PKG_TARUP_CMD} ${PKGBASE}
######################################################################
### undo-replace-install (PRIVATE)
######################################################################
### undo-replace-install re-installs the old package from the binary
### package saved from replace-tarup.
###
undo-replace-install: .PHONY
@${PHASE_MSG} "Re-adding ${PKGNAME} from saved tar-up package."
${RUN} ${_REPLACE_OLDNAME_CMD}; \
${ECHO} "Installing saved package ${WRKDIR}/$${oldname}${PKG_SUFX}"; \
${PKG_ADD} ${WRKDIR}/$${oldname}${PKG_SUFX}
######################################################################
### replace-names, undo-replace-names (PRIVATE)
######################################################################
### replace-names and undo-replace-names save the correct names of the
### installed and replacement packages into files queried by other
### targets.
###
replace-names: .PHONY
${RUN} ${_PKG_BEST_EXISTS} ${PKGWILDCARD:Q} > ${_REPLACE_OLDNAME_FILE}
${RUN} ${ECHO} ${PKGNAME} > ${_REPLACE_NEWNAME_FILE}
${RUN} ${CP} -f ${_REPLACE_NEWNAME_FILE} ${_COOKIE.replace}
######################################################################
### replace-preserve-installed-info (PRIVATE)
######################################################################
### replace-preserve-installed-info saves and removes the +INSTALLED_INFO
### file from the installed package.
###
replace-preserve-installed-info: .PHONY
@${STEP_MSG} "Preserving existing +INSTALLED_INFO file."
${RUN} ${_REPLACE_OLDNAME_CMD}; \
installed_info="${_PKG_DBDIR}/$$oldname/+INSTALLED_INFO"; \
${TEST} ! -f "$$installed_info" || \
${MV} $$installed_info ${_INSTALLED_INFO_FILE}
######################################################################
### replace-preserve-required-by (PRIVATE)
######################################################################
### replace-preserve-required-by saves and removes the +REQUIRED_BY
### file from the installed package.
###
replace-preserve-required-by: .PHONY
@${STEP_MSG} "Preserving existing +REQUIRED_BY file."
${RUN} ${_REPLACE_OLDNAME_CMD}; \
required_by="${_PKG_DBDIR}/$$oldname/+REQUIRED_BY"; \
${TEST} ! -f "$$required_by" || \
${MV} $$required_by ${_REQUIRED_BY_FILE}
######################################################################
### replace-fixup-required-by (PRIVATE)
######################################################################
### replace-fixup-required-by fixes the +CONTENTS files of dependent
### packages to refer to the replacement package, and puts the
### +REQUIRED_BY file back into place. It also sets the
### unsafe_depends_strict tag on each dependent package, and sets the
### unsafe_depends tag if the replaced package has a different
### version.
### XXX Only set unsafe_depends if there is an ABI change.
replace-fixup-required-by: .PHONY
@${STEP_MSG} "Fixing @pkgdep entries in dependent packages."
${RUN} ${_REPLACE_OLDNAME_CMD}; \
${_REPLACE_NEWNAME_CMD}; \
${TEST} -f ${_REQUIRED_BY_FILE} || exit 0; \
${CAT} ${_REQUIRED_BY_FILE} | \
while read pkg; do \
case $$pkg in \
"") continue ;; \
/*) pkgdir="$$pkg" ;; \
*) pkgdir="${_PKG_DBDIR}/$$pkg" ;; \
esac; \
contents="$$pkgdir/+CONTENTS"; \
newcontents="$$contents.$$$$"; \
${SETENV} OLDNAME="$$oldname" NEWNAME="$$newname" \
${AWK} '($$0 ~ "^@pkgdep " ENVIRON["OLDNAME"]) \
{ print "@pkgdep " ENVIRON["NEWNAME"]; next } \
{ print }' \
$$contents > $$newcontents; \
${MV} -f $$newcontents $$contents; \
${PKG_ADMIN} set unsafe_depends_strict=YES $$pkg; \
if ${TEST} "$$oldname" != "$$newname"; then \
${PKG_ADMIN} set unsafe_depends=YES $$pkg; \
fi; \
done; \
${MV} ${_REQUIRED_BY_FILE} ${_PKG_DBDIR}/$$newname/+REQUIRED_BY
######################################################################
### replace-fixup-installed-info (PRIVATE)
######################################################################
### replace-fixup-installed-info removes unsafe_depends* and rebuild
### tags from this package.
### XXX pkg_admin should not complain on unset with no +INSTALLED_INFO.
replace-fixup-installed-info: .PHONY
@${STEP_MSG} "Removing unsafe_depends and rebuild tags."
${RUN} ${_REPLACE_NEWNAME_CMD}; \
[ ! -f ${_INSTALLED_INFO_FILE} ] || \
${MV} ${_INSTALLED_INFO_FILE} ${_PKG_DBDIR}/$$newname/+INSTALLED_INFO; \
for var in unsafe_depends unsafe_depends_strict rebuild; do \
${TEST} ! -f ${_PKG_DBDIR}/$$newname/+INSTALLED_INFO || \
${PKG_ADMIN} unset $$var $$newname; \
done
######################################################################
### replace-clean (PRIVATE)
######################################################################
### replace-clean removes the state files for the "replace" target so
### that it may be re-invoked.
###
replace-clean: .PHONY
${RUN} ${_REPLACE_OLDNAME_CMD}; \
${_REPLACE_NEWNAME_CMD}; \
${RM} -f ${WRKDIR}/$$oldname${PKG_SUFX}; \
${RM} -f ${WRKDIR}/$$newname${PKG_SUFX}; \
${RM} -f ${_REPLACE_OLDNAME_FILE} ${_REPLACE_NEWNAME_FILE} \
${_COOKIE.replace}
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