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# Copyright 1999-2010 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Id$
# /bin/sh is korn shell, incompatible with bash used by makefiles later.
# This is a problem with recent libtool detecting non-bashism 'print' fex.
export CONFIG_SHELL=${BASH}
# On hpux, binary files (executables, shared libraries) in use
# cannot be replaced during merge.
# But it is possible to rename them and remove lateron when they are
# not used any more by any running process.
#
# This is a workaround for portage bug#199868,
# and should be dropped once portage does sth. like this itself.
hpux-busytext-get-listfile() {
echo "${ROOT%%/}${EPREFIX}/var/lib/portage/files2bremoved"
}
hpux-busytext-cleanup() {
local removedlist=$(hpux-busytext-get-listfile)
rm -f "${removedlist}".new
if [[ -r ${removedlist} ]]; then
rm -f "${removedlist}".old
fi
# restore in case of system fault
if [[ -r ${removedlist}.old ]]; then
mv "${removedlist}"{.old,}
fi
touch "${removedlist}"{,.new} # ensure they exist
local rmstem f
while read rmstem
do
# try to remove previously recorded files
for f in $(ls "${ROOT}${rmstem}"*); do
echo "trying to remove old busy text file ${f}"
rm -f "${f}"
done
# but keep it in list if still exists
for f in $(ls "${ROOT}${rmstem}"*); do
echo "${rmstem}" >> "${removedlist}".new
break
done
done < "${removedlist}"
# update the list
mv "${removedlist}"{,.old}
mv "${removedlist}"{.new,}
rm "${removedlist}".old
}
hpux-busytext-backup() {
local removedlist=$(hpux-busytext-get-listfile)
# now go for current package
cd "${D}" || exit 1
/usr/bin/find ".${EPREFIX}" '!' -type d \
| while read f
do
f=${f#./}
[[ ! -f ${ROOT}${f} || -h ${ROOT}${f} ]] && continue
echo "${ROOT}${f}"
done \
| xargs -r /usr/bin/file \
| /usr/bin/grep -E '(object file|shared library|executable)' \
| while read f t
do
# file prints: "file-argument: type-of-file"
f=${f#${ROOT}}
f=${f%:}
test -r "${ROOT}${f}" || continue
rmstem="${f}.removedbyportage"
# keep list of old busy text files unique
/usr/bin/grep "^${rmstem/[/\\[}$" "${removedlist}" >/dev/null \
|| echo "${rmstem}" >> "${removedlist}"
n=0
while [[ ${n} -lt 100 && -f "${ROOT}${rmstem}${n}" ]]; do
n=$((n=n+1))
done
if [[ ${n} -ge 100 ]]; then
echo "too many (>=100) old text files busy of '${ROOT}${f}'" >&2
exit 1
fi
echo "backing up text file ${ROOT}${f} (${n})"
/usr/bin/mv -f "${ROOT}${f}" "${ROOT}${rmstem}${n}" || exit 1
/usr/bin/cp -f "${ROOT}${rmstem}${n}" "${ROOT}${f}" || exit 1
done || exit 1
}
prefix_hpux-post_pkg_preinst() {
hpux-busytext-cleanup
hpux-busytext-backup
}
prefix_hpux-pre_pkg_postinst() {
hpux-busytext-cleanup
}
# These are because of
# http://archives.gentoo.org/gentoo-dev/msg_529a0806ed2cf841a467940a57e2d588.xml
# The profile-* ones are meant to be used in etc/portage/profile.bashrc by user
# until there is the registration mechanism.
profile-post_pkg_preinst() { prefix_hpux-post_pkg_preinst ; }
post_pkg_preinst() { prefix_hpux-post_pkg_preinst ; }
profile-pre_pkg_postinst() { prefix_hpux-pre_pkg_postinst ; }
pre_pkg_postinst() { prefix_hpux-pre_pkg_postinst ; }
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