run: use getopt

common

@@ -26,41 +26,60 @@ common_bench_cmd() (
 
 
 # Handle options common across multiple scripts.
-common_getopts_case() {
+common_getopt_case() {
   case "$1" in
-    a)
-      common_arch="$OPTARG"
+    -a|--arch)
+      common_arch="$2"
+      shift 2
       ;;
-    g)
+    -g|--gem5)
       common_gem5=true
+      shift
       ;;
-    L)
-      common_linux_variant="$OPTARG"
+    -L|--linux-variant)
+      common_linux_variant="$2"
+      shift 2
       ;;
-    M)
-      common_gem5_variant="$OPTARG"
+    -M|--gem5-variant)
+      common_gem5_variant="$2"
+      shift 2
       ;;
-    N)
-      common_gem5_worktree="$OPTARG"
+    -N|--gem5-worktree)
+      common_gem5_worktree="$2"
+      shift 2
       ;;
-    n)
-      common_run_id="$OPTARG"
+    -n|--run-id)
+      common_run_id="$2"
+      shift 2
       ;;
-    Q)
-      common_qemu_variant="$OPTARG"
+    -Q|--qemu-variant)
+      common_qemu_variant="$2"
+      shift 2
       ;;
-    s)
-      common_suffix="$OPTARG"
+    -s|--suffix)
+      common_suffix="$2"
+      shift 2
       ;;
-    t)
-      common_gem5_build_type="$OPTARG"
+    -t|--gem5-build-type)
+      common_gem5_build_type="$2"
+      shift 2
       ;;
-    ?)
+    *)
       exit 2
       ;;
   esac
 }
-common_getopts_flags='a:gL:M:N:n:Q:s:t:'
+common_getopt_flags='a:gL:M:N:n:Q:s:t:'
+common_getopt_flags_long="\
+arch:,\
+gem5,\
+linux-variant:,\
+gem5-variant:,\
+gem5-worktree:,\:
+qemu-variant:,\
+suffix:,\
+gem5-build-type:'
+"
 
 # Setup several variables and do other initialization common to most scripts.
 # Typically done after getting inputs from the command line arguments.