name="$(meta_name "$file")"
if [ -d "${meta%/meta}" ] && LOCK "$meta"; then
- grep -vF " ${name}" "$meta" >"$meta.tmp"
+ grep -avF " ${name}" "$meta" >"$meta.tmp"
meta_line "$file" \
| tee -a "$meta.tmp"
mv "$meta.tmp" "$meta"
fi
}
+meta_purge(){
+ local file meta name
+ file="$1"
+ meta="${file%/*}/.index/meta"
+ name="$(meta_name "$file")"
+
+ if [ -d "${meta%/meta}" ] && LOCK "$meta"; then
+ grep -avF " ${name}" "$meta" >"$meta.tmp"
+ grep -aF " ${name}" "$meta" >>"$meta.trash"
+ mv "$meta.tmp" "$meta"
+ RELEASE "$meta"
+ fi
+}
+
meta_info(){
local file meta
file="$1"
meta="${file%/*}/.index/meta"
if [ -d "${meta%/meta}" ]; then
- grep -m1 -F " $(meta_name "$file")" "$meta" \
- | grep -xE '[0-9]+ [0-9]+ [0-9]+ tags=[^ ]* comment=[^ ]* .+' \
+ grep -aF " $(meta_name "$file")" "$meta" \
+ | grep -m1 -axE '[0-9]+ [0-9]+ [0-9]+ tags=[^ ]* comment=[^ ]* .+' \
|| meta_file "$file"
else
printf '0\t0\t0\ttags=\tcomment=\t\r'
if [ -d "$dir/.index" -a \! -f "$meta" ] && LOCK "$meta"; then
touch "$meta" # preliminary touch to prevent concurrent generators
find "$dir" -type f -mindepth 1 -maxdepth 1 \
- | grep -E "$file_pattern" \
- | while v="$(line)"; do
+ | grep -aE "$file_pattern" \
+ | while read -r v; do
meta_line "$v"
done >"$meta"
RELEASE "$meta"
elif [ -d "$dir/.index" -a "$dir" -nt "$meta" ] && LOCK "$meta"; then
- touch "$meta"
- find "$dir" -type f -mindepth 1 -maxdepth 1 \
- | grep -E "$file_pattern" \
- | while v="$(line)"; do
- if [ "$v" -nt "$meta" ]; then
- grep -qF " $(meta_name "$v")" "$meta" \
- || meta_line "$v"
- fi
+ cp -p "$meta" "$meta.ref"; touch "$meta"
+ find "$dir" -type f -newer "$meta.ref" \
+ -mindepth 1 -maxdepth 1 \
+ | grep -aE "$file_pattern" \
+ | while read -r v; do
+ grep -qF " $(meta_name "$v")" "$meta" \
+ || meta_line "$v"
done >>"$meta"
+ rm "$meta.ref"
RELEASE "$meta"
fi