run: use getopt

gem5-stat

@@ -1,21 +1,22 @@
 #!/usr/bin/env bash
 . "$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)/common"
 common_gem5=true
-while getopts "h${common_getopts_flags}" OPT; do
-  case "$OPT" in
-    h)
+parsed=$(getopt -o "h${common_getopt_flags}" -l "$common_getopt_flags_long" -- "$@")
+eval set -- "$parsed"
+while true; do
+  case "$1" in
+    -h)
       printf "\
 usage: $0 [-a arch] [stat=system.cpu.numCycles]
 Get the value for a gem5 stat from the stats.txt file.
 " 1>&2
       exit
       ;;
-    ?)
-      common_getopts_case "$OPT"
+    *)
+      common_getopt_case "$@"
       ;;
   esac
 done
-shift "$(($OPTIND - 1))"
 if [ $# -gt 0 ]; then
   stat="$1"
 else