cmdline support

amach

@@ -1,4 +1,16 @@
 #!/bin/sh
-# A-Machine .bin launcher wrapper
+# A-Machine .bin/.elf launcher wrapper
 [ -z "$LVA" ] && LVA=65712 # 0x100b0
-od -An -v -tu1 "$1" | POSIXLY_CORRECT=1 awk -f amach.awk -v LVA="$LVA"
+SEP=$(printf '\001')
+CMD_OPTS=""
+first=1
+for arg in "$@"; do
+  if [ "$first" = 1 ]; then
+    CMD_OPTS="$arg"
+    first=0
+  else
+    CMD_OPTS="$CMD_OPTS$SEP$arg"
+  fi
+done
+[ -z "$AWK" ] && AWK=awk
+od -An -v -tu1 "$1" | POSIXLY_CORRECT=1 $AWK -f amach.awk -v LVA="$LVA" -v CMD_OPTS="$CMD_OPTS"