wopen

#!/usr/bin/env bash

# Open GTKWave
#
# This script launches GTKWave with the custom command script(gtkwave_cfg.tcl).
# The script searches for and opens a VCD-file in the directory from which it was launched or
# gets dump-file name as parameter.

#  Time-stamp: <2023-12-22 13:37:04>

SCRIPT_NAME=$(basename "${BASH_SOURCE##*/}")
if [ "$1" = '-h' ] || [ "$1" = '--help' ] || [ "$1" = '-help' ]; then
    echo "Usage:"
    echo "  $SCRIPT_NAME [vcd-fname]"
    echo
    echo "OPTIONS:"
    echo "    vcd-fname"
    echo "            Name of a vcd-file."
    echo "            By default open local *.vcd file if only one file exist."
    exit 0
fi

FNAME=""

find_file() {
    IFS=$'\n' f_arr=($(find . -maxdepth 1 -type f \( -name "*.vcd" \)))
    num_files=${#f_arr[@]}

    if [ "$num_files" -eq 0 ]; then
        echo "ERROR! Can't find dump file!"
        exit 1
    elif [ "$num_files" -gt 1 ]; then
        echo "ERROR! There must be only one vcd-file in the directory!"
        echo "Find files: ${f_arr[@]}"
        exit 1
    else
        FNAME=${f_arr[0]}
    fi
}

if [ "$#" -eq 1 ]; then
    FNAME="$1"
    if [ ! -s "$FNAME" ]; then
        echo "ERROR! Can't find input file: '$FNAME'!"
        exit 1
    fi
else
    find_file
fi

PATH2SCRIPT="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd)"
gtkwave -S "$PATH2SCRIPT"/gtkwave_cfg.tcl "$FNAME"

#  This is for the sake of Emacs.
#  Local Variables:
#  time-stamp-end: "$"
#  time-stamp-format: "<%:y-%02m-%02d %02H:%02M:%02S>"
#  time-stamp-start: "Time-stamp: "
#  End: