#!/usr/bin/env bash
# ==========================================================================
#     _   _ _ ____            ____          _____
#    | | | (_)  _ \ ___ _ __ / ___|___  _ _|_   _| __ __ _  ___ ___ _ __
#    | |_| | | |_) / _ \ '__| |   / _ \| '_ \| || '__/ _` |/ __/ _ \ '__|
#    |  _  | |  __/  __/ |  | |__| (_) | | | | || | | (_| | (_|  __/ |
#    |_| |_|_|_|   \___|_|   \____\___/|_| |_|_||_|  \__,_|\___\___|_|
#
#       ---  High-Performance Connectivity Tracer (HiPerConTracer)  ---
#                 https://www.nntb.no/~dreibh/hipercontracer/
# ==========================================================================
#
# High-Performance Connectivity Tracer (HiPerConTracer)
# Copyright (C) 2015-2025 by Thomas Dreibholz
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
#
# Contact: dreibh@simula.no

# Bash options:
set -eu


# ###### Main program #######################################################

# ====== Handle arguments ===================================================
if [ $# -ne 1 ] ; then
   echo >&2 "Usage: $0 results_file"
   exit 1
fi
inputFile="$1"

# ====== Process file =======================================================
# Currently, just run "less". In the future, a more powerful anaylsis tool
# may be started here ...
if [[ "${inputFile}" =~ \.xz$ ]] ; then
   uname="$(uname -s)"
   if [ "${uname}" == "Linux" ] ; then
      if [ "$(stat -c "%s" "${inputFile}")" == "32" ] ; then
         echo "" | less
         return
      fi
   fi
   xzless "${inputFile}"
elif [[ "${inputFile}" =~ \.bz2$ ]] ; then
   bzless "${inputFile}"
elif [[ "${inputFile}" =~ \.gz$ ]] ; then
   zless "${inputFile}"
elif [[ "${inputFile}" =~ \.zst$ ]] ; then
   zstdless "${inputFile}"
else
   less "${inputFile}"
fi
