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etcupdate: directly use diff3(1) instead of merge(1)

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During the last attempt to rmeove GNU rcs, 2 blockers were spotted:
We need an ident(1) and etcupdate(8) uses merge(1).

Now nothing should prevent to remove rcs from base

Reviewed by:	jhb
Differential Revision:	https://reviews.freebsd.org/D7401
This commit is contained in:
Baptiste Daroussin 2016-08-05 19:22:33 +00:00
parent 9dc3843e67
commit a7212e5721
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=303784
1 changed files with 9 additions and 7 deletions
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16
usr.sbin/etcupdate/etcupdate.sh
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@ -814,15 +814,17 @@ merge_file()
local res
# Try the merge to see if there is a conflict.
merge -q -p ${DESTDIR}$1 ${OLDTREE}$1 ${NEWTREE}$1 >/dev/null 2>&3
diff3 -E -m ${DESTDIR}$1 ${OLDTREE}$1 ${NEWTREE}$1 > /dev/null 2>&3
res=$?
case $res in
0)
# No conflicts, so just redo the merge to the
# real file.
log "merge ${DESTDIR}$1 ${OLDTREE}$1 ${NEWTREE}$1"
log "diff3 -E -m ${DESTDIR}$1 ${OLDTREE}$1 ${NEWTREE}$1"
if [ -z "$dryrun" ]; then
merge ${DESTDIR}$1 ${OLDTREE}$1 ${NEWTREE}$1
temp=$(mktemp -t etcupdate)
diff3 -E -m ${DESTDIR}$1 ${OLDTREE}$1 ${NEWTREE}$1 > ${temp}
mv -f ${temp} ${DESTDIR}$1
fi
post_install_file $1
echo " M $1"
@ -832,10 +834,10 @@ merge_file()
# the conflicts directory.
if [ -z "$dryrun" ]; then
install_dirs $NEWTREE $CONFLICTS $1
log "cp -Rp ${DESTDIR}$1 ${CONFLICTS}$1"
cp -Rp ${DESTDIR}$1 ${CONFLICTS}$1 >&3 2>&1
merge -A -q -L "yours" -L "original" -L "new" \
${CONFLICTS}$1 ${OLDTREE}$1 ${NEWTREE}$1
log "diff3 -m -A ${DESTDIR}$1 ${CONFLICTS}$1"
diff3 -m -A -L "yours" -L "original" -L "new" \
${DESTDIR}$1 ${OLDTREE}$1 ${NEWTREE}$1 > \
${CONFLICTS}$1
fi
echo " C $1"
;;