parallel_parse: More quoting.

parallel_parse.sh

@@ -22,16 +22,16 @@ if [ "$1" = "-h" -o "$1" = "--help" ]; then
   exit 0
 fi
 
-PARALLELISM=$1
+PARALLELISM="$1"
 shift
-STATE_DIR=$1
+STATE_DIR="$1"
 mkdir -p "$STATE_DIR" || exit $?
 shift
-OUT_FILE=$1
+OUT_FILE="$1"
 shift
 
 # XXX: any simpler way ?
-xargs -0 -r -n 1 -P $PARALLELISM -I "@FILE@" -- "$SHELL" -c 'INFILE="$1";shift;STATE_DIR="$1";shift;echo -n .;"$@" -Q --format json --out "$STATE_DIR/$(sed s:/:@:g <<< "$INFILE").json" "$INFILE"' "$0" "@FILE@" "$STATE_DIR" "$@"
+xargs -0 -r -n 1 -P "$PARALLELISM" -I "@FILE@" -- "$SHELL" -c 'INFILE="$1";shift;STATE_DIR="$1";shift;echo -n .;"$@" -Q --format json --out "$STATE_DIR/$(sed s:/:@:g <<< "$INFILE").json" "$INFILE"' "$0" "@FILE@" "$STATE_DIR" "$@"
 echo
 # XXX: what if there are too many state files for a single execution ?
 find "$STATE_DIR" -type f -print0 | xargs -0 -r "$@" --out "$OUT_FILE" --state-file