* handle the recursion implicit in the various substitutions, especially
* across continuation lines.
*
- * Bash grammar not implemented: (how many of these were in original sh?)
- * $_
- * &> and >& redirection of stdout+stderr
- * Brace Expansion
- * Tilde Expansion
- * fancy forms of Parameter Expansion
+ * POSIX syntax not implemented:
* aliases
* Arithmetic Expansion
* <(list) and >(list) Process Substitution
- * reserved words: select, function
* Here Documents ( << word )
* Functions
+ * Tilde Expansion
+ * fancy forms of Parameter Expansion: ${var:-val}
+ *
+ * Bash stuff maybe optional enable:
+ * &> and >& redirection of stdout+stderr
+ * Brace expansion
+ * reserved words: [[ ]] function select
+ *
* Major bugs:
* job handling woefully incomplete and buggy (improved --vda)
* to-do: