common: factor out common opts to all scripts

common

@@ -24,6 +24,44 @@ common_bench_cmd() (
   printf "exit_status $?\n" >> "$results_file"
 )
 
+
+# Handle options common across multiple scripts.
+common_getopts_case() {
+  case "$1" in
+    a)
+      common_arch="$OPTARG"
+      ;;
+    g)
+      common_gem5=true
+      ;;
+    L)
+      common_linux_variant="$OPTARG"
+      ;;
+    M)
+      common_gem5_variant="$OPTARG"
+      ;;
+    N)
+      common_gem5_worktree="$OPTARG"
+      ;;
+    n)
+      common_run_id="$OPTARG"
+      ;;
+    Q)
+      common_qemu_variant="$OPTARG"
+      ;;
+    s)
+      common_suffix="$OPTARG"
+      ;;
+    t)
+      common_gem5_build_type="$OPTARG"
+      ;;
+    ?)
+      exit 2
+      ;;
+  esac
+}
+common_getopts_flags='a:gL:M:N:n:Q:s:t:'
+
 # Setup several variables and do other initialization common to most scripts.
 # Typically done after getting inputs from the command line arguments.
 common_setup() {