Rely on make(1)

This commit is contained in:
Xavier Del Campo Romero 2023-06-19 15:23:09 +02:00
parent 611c8d82b6
commit dd4e2883a8
Signed by: xavi
GPG Key ID: 84FF3612A9BF43F2
3 changed files with 173 additions and 76 deletions

89
mkgen Executable file
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@ -0,0 +1,89 @@
#! /bin/sh
usage()
{
echo "$0 [-s <size>] [-j <jobs>] [-h] -d <root> <path>"
}
SIZE=96
while getopts d:s:h arg
do
case $arg in
d) ROOT="$OPTARG"
;;
s) SIZE="$OPTARG"
;;
h) usage
exit 0
;;
?) usage >&2
exit 1
;;
esac
done
if [ -z "$ROOT" ]; then
usage >&2
exit 1
fi
shift $(($OPTIND - 1))
if [ $# != 1 ]; then
usage >&2
exit 1
fi
TDIR="$(echo "$1" | sed "s,$ROOT/user,$ROOT/thumbnails,")"
eval find \"$1\"/* -prune >/dev/null || return 0
mkdir -p "$TDIR"
MK="$(echo "$TDIR/Makefile")"
cat <<-"EOF" > "$MK"
.POSIX:
EOF
echo "DIRS=\\" >> "$MK"
eval find \"$TDIR\"/* -prune -type d > "$TDIR/.dirs"
while read dir
do
D="$(echo "$dir" | sed "s, ,\\\\ ,g")"
echo "$D \\" >> "$MK"
done < "$TDIR/.dirs"
echo >> "$MK"
echo "DEPS=\\" >> "$MK"
eval find \"$1\"/* -prune -type f \
-a -iname '*.jpeg' \
-o -iname '*.jpg' \
-o -iname '*.png' \
-o -iname '*.jpeg' > "$TDIR/.files"
while read f
do
THUMBNAIL="$(echo "$f" | sed "s,$ROOT/user/,$ROOT/thumbnails/," \
| sed "s, ,\\\\ ,g")"
echo "$THUMBNAIL \\" >> "$MK"
done < "$TDIR/.files"
echo >> "$MK"
echo 'all: $(DEPS) $(DIRS)' >> "$MK"
echo 'FORCE:' >> "$MK"
while read dir
do
D="$(echo "$dir" | sed "s, ,\\\\ ,g")"
echo "$D: FORCE" >> "$MK"
printf '\t+cd $@ && $(MAKE)\n' >> "$MK"
done < "$TDIR/.dirs"
while read f
do
THUMBNAIL="$(echo "$f" | sed "s,$ROOT/user/,$ROOT/thumbnails/," \
| sed "s, ,\\\\ ,g")"
EF=$(echo "$f" | sed "s, ,\\\\ ,g")
echo $THUMBNAIL: $EF >> "$MK"
printf '\tconvert -thumbnail x%d "$<" "$@" || :\n' $SIZE >> "$MK"
done < "$TDIR/.files"
echo "Successfully generated $MK"

103
tngen
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@ -4,73 +4,80 @@ set -e
usage()
{
echo "$0 [-s <size>] [-h] -d <dir> <path>"
echo "$0 [-s <size>] [-j <jobs>] [-h] -d <root> <path>"
}
SIZE=96
while getopts s:d:h arg
while getopts d:j:s:h arg
do
case $arg in
d) DIR="$OPTARG"
;;
s) SIZE="$OPTARG"
;;
h) usage
exit 0
;;
?) usage >&2
exit 1
;;
esac
case $arg in
d) ROOT="$OPTARG"
;;
j) JOBS="$OPTARG"
;;
s) SIZE="$OPTARG"
;;
h) usage
exit 0
;;
?) usage >&2
exit 1
;;
esac
done
if [ -z "$DIR" ]
then
usage >&2
exit 1
if [ -z "$ROOT" ]; then
usage >&2
exit 1
fi
shift $(($OPTIND - 1))
if [ $# != 1 ]; then
usage >&2
exit 1
usage >&2
exit 1
fi
F="$1"
DIR="$1"
gen()
{
IN="$1"
OUT="$2"
IN="$1"
OUT="$2"
if [ -z "$OUT" ]
then
echo Expected output filename >&2
return 1
fi
if [ -z "$OUT" ]
then
echo Expected output filename >&2
return 1
fi
mkdir -p "$(dirname "$OUT")"
mkdir -p "$(dirname "$OUT")"
if convert -thumbnail x$SIZE "$IN" "$OUT"
then
echo Created $OUT
else
echo Failed to create $OUT >&2
fi
if convert -thumbnail x$SIZE "$IN" "$OUT"
then
echo Created $OUT
else
echo Failed to create $OUT >&2
fi
}
while read f; do
if [ "$f" != "" ]
then
THUMBNAIL=$(echo "$f" | sed "s,$DIR/user/,$DIR/thumbnails/,")
gen "$f" "$THUMBNAIL"
fi
done <<-EOF
$(find "$F" -type f \
-a -iname '*.jpeg' \
-o -iname '*.jpg' \
-o -iname '*.png' \
-o -iname '*.jpeg')
EOF
scan()
{
while read d
do
if [ -n "$d" ]
then
scan "$d"
fi
"$(dirname "$0")"/mkgen -d "$ROOT" "$1"
done <<-EOF
$(eval find \"$1\"/* -prune -type d || return 0)
EOF
}
echo Generating Makefiles...
scan "$DIR"
cd "$ROOT/thumbnails" && make ${JOBS:+-j$JOBS}

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@ -2,51 +2,52 @@
usage()
{
echo "$0 [-s <size>] [-r] [-h] [-d <subdir>] <dir>"
echo "$0 [-s <size>] [-r] [-h] [-j <jobs>] <dir>"
}
REGEN=0
SIZE=96
while getopts rs:d:h arg
while getopts rj:s:h arg
do
case $arg in
r) REGEN=1
;;
s) SIZE="$OPTARG"
;;
h) usage
exit 0
;;
d) SUBDIR="$OPTARG"
;;
?) usage >&2
exit 1
;;
esac
case $arg in
j) JOBS="$OPTARG"
;;
r) REGEN=1
;;
s) SIZE="$OPTARG"
;;
h) usage
exit 0
;;
?) usage >&2
exit 1
;;
esac
done
shift $(($OPTIND - 1))
if [ $# != 1 ]; then
usage >&2
exit 1
usage >&2
exit 1
fi
DIR="$1"
[ "$REGEN" -eq 1 ] && "$(dirname $0)/tngen" \
${SIZE:+-s$SIZE} \
-d "$DIR" \
"$DIR/user"
${SIZE:+-s$SIZE} \
${JOBS:+-j$JOBS} \
-d "$DIR" \
"$DIR/user"
while :
do
F="$(inotifywait -e modify,move,create,delete \
--format "%w%f" -qr "$DIR/user/")"
sleep 1 # TODO: revisit this
"$(dirname $0)/tngen" \
${SIZE:+-s$SIZE} \
-d "$DIR" \
"$F"
F="$(inotifywait -e modify,move,create,delete \
--format "%w%f" -qr "$DIR/user/")"
"$(dirname $0)/tngen" \
${SIZE:+-s$SIZE} \
${JOBS:+-j$JOBS} \
-d "$DIR" \
"$(dirname "$F")"
done