freebsd-skq/contrib/nvi/files/recover.in
Baptiste Daroussin 110d525ec6 Update nvi to 2.2.0
Main changes:
* Vim-style expandtab option
* Provides Turkish translation
* Backspace now deletes \ rather than being escaped
* T during motion commands is now VI-compatible
* Encoding related fixes, such as UTF-8 detection
* Fixed a number of memory management issues

MFC after:	3 weeks
2020-09-09 08:38:47 +00:00

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1.3 KiB
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#!/bin/sh
#
# Script to recover nvi edit sessions.
RECDIR="@vi_cv_path_preserve@"
[ -d ${RECDIR} ] || exit 1
find ${RECDIR} ! -type f -a ! -type d -delete
# Check editor backup files.
vibackup=`echo ${RECDIR}/vi.*`
if [ "${vibackup}" != '${RECDIR}/vi.*' ]; then
echo -n 'Recovering vi editor sessions:'
for i in ${RECDIR}/vi.*; do
# Only test files that are readable.
if [ ! -r "${i}" ]; then
continue
fi
# Unmodified nvi editor backup files either have the
# execute bit set or are zero length. Delete them.
if [ -x "${i}" -o ! -s "${i}" ]; then
rm -f "${i}"
fi
done
else exit
fi
# It is possible to get incomplete recovery files, if the editor crashes
# at the right time.
virecovery=`echo ${RECDIR}/recover.*`
if [ "${virecovery}" != "${RECDIR}/recover.*" ]; then
for i in ${RECDIR}/recover.*; do
# Only test files that are readable.
if [ ! -r "${i}" ]; then
continue
fi
# Delete any recovery files that are zero length, corrupted,
# or that have no corresponding backup file. Else send mail
# to the user.
recfile=`awk '/^X-vi-data: *file;/ { sub(/^.*;/, " "); \
do { if (substr($0,1,1) == " ") print; else exit } \
while(getline) }' < "${i}" | uudecode -mr`
if [ -n "${recfile}" -a -s "${recfile}" ]; then
sendmail -odb -t < "${i}"
echo -n '.'
else
rm -f "${i}"
fi
done
fi
echo ' done.'