format

#!/bin/bash

VERILOG_FORMATTER_PATH=$(dirname $0)/istyle-verilog-formatter
VERILOG_FORMATTER_BIN=${VERILOG_FORMATTER_PATH}/bin/release/iStyle

if [ ! -f "$VERILOG_FORMATTER_BIN" ]; then
    echo "${VERILOG_FORMATTER_BIN} doesn't exist. Running 'make'..."
    make --directory "$VERILOG_FORMATTER_PATH"
fi

# Loop through all arguments and format the specified files or recursively format
# files in specified directories.
count=0
for path in "$@"; do
    if [ -d "$path" ]; then
        # Set the Internal Field Separator for bash so that \n is used as a delimiter
        # in for loops.
        IFS=$'\n'

        for subpath in $(find "$path" -iname *.v -o -iname *.sv); do
            echo "Formatting ${subpath}."
            eval $VERILOG_FORMATTER_BIN "$subpath" --convert-tabs --suffix=none --style=kr
            ((count++))
        done
    elif [ -f "$path" ]; then
        echo "Formatting ${path}."
        eval $VERILOG_FORMATTER_BIN "$path" --convert-tabs --suffix=none --style=kr
        ((count++))
    else
        echo "$path does not exist." 1>&2;
    fi
done

echo "Formatted $count files."