sst-ver-switch

#!/bin/bash
#
# Copyright (C) 2017-2025 Tactical Computing Laboratories, LLC
# All Rights Reserved
# contact@tactcomplabs.com
# See LICENSE in the top level directory for licensing details
#

CONFIG_FILE=~/.sst/sstsimulator.conf

#-- check to see if we have something existent
#if [ ! -f $CONFIG_FILE ]; then
#  echo "SST local configuration not found: $CONFIG_FILE.  Creating one."
#  touch $CONFIG_FILE
#fi

#-- derive the current script version
if [ -f $CONFIG_FILE ]; then
  CURRENT_VERSION=`cat $CONFIG_FILE | grep "# SST_VERSION" | awk '{print $3}'`
  echo "Current version of the local SST config is: $CURRENT_VERSION"
else
  CURRENT_VERSION="NULL"
  echo "No current SST config loaded"
fi

#-- derive the current version of SST
SST_CMD=`which sst`
if [[ ! -n "$SST_CMD" ]]; then
  echo "ERROR: cannot find the SST executable"
  exit -1;
fi

SST_VERSION=`sst --version | awk '{print $3}' | tr -d '()'`

if [[ "$SST_VERSION" == "$CURRENT_VERSION" ]]; then
  echo "Correct version of the local SST configuration is already loaded"
  exit 0;
fi

# -- copy the current version old
if [ -f $CONFIG_FILE ]; then
  if [[ "$CURRENT_VERSION" != "NULL" ]]; then
    cp -f $CONFIG_FILE ~/.sst/sstsimulator.conf@$CURRENT_VERSION
    rm -Rf $CONFIG_FILE
  fi
fi

NEW_CONFIG="$CONFIG_FILE@$SST_VERSION"

if [ ! -f $NEW_CONFIG ]; then
  echo "SST local configuration not found for verison $SST_VERSION. Creating one."
  touch $CONFIG_FILE
else
  echo "Copying existing config from $NEW_CONFIG"
  cp -f $NEW_CONFIG $CONFIG_FILE
fi

# EOF