Plan 9 version, nothing tweaked yet.

src/cmd/plumb/plumber.h

@@ -0,0 +1,93 @@
+typedef struct Exec Exec;
+typedef struct Rule Rule;
+typedef struct Ruleset Ruleset;
+
+/*
+ * Object
+ */
+enum
+{
+	OArg,
+	OAttr,
+	OData,
+	ODst,
+	OPlumb,
+	OSrc,
+	OType,
+	OWdir,
+};
+
+/*
+ * Verbs
+ */
+enum
+{
+	VAdd,	/* apply to OAttr only */
+	VClient,
+	VDelete,	/* apply to OAttr only */
+	VIs,
+	VIsdir,
+	VIsfile,
+	VMatches,
+	VSet,
+	VStart,
+	VTo,
+};
+
+struct Rule
+{
+	int	obj;
+	int	verb;
+	char	*arg;		/* unparsed string of all arguments */
+	char	*qarg;	/* quote-processed arg string */
+	Reprog	*regex;
+};
+
+struct Ruleset
+{
+	int	npat;
+	int	nact;
+	Rule	**pat;
+	Rule	**act;
+	char	*port;
+};
+
+struct Exec
+{
+	Plumbmsg	*msg;
+	char			*match[10];
+	int			p0;		/* begin and end of match */
+	int			p1;
+	int			clearclick;	/* click was expanded; remove attribute */
+	int			setdata;	/* data should be set to $0 */
+	int			holdforclient;	/* exec'ing client; keep message until port is opened */
+	/* values of $variables */
+	char			*file;
+	char 			*dir;
+};
+
+void		parseerror(char*, ...);
+void		error(char*, ...);
+void*	emalloc(long);
+void*	erealloc(void*, long);
+char*	estrdup(char*);
+Ruleset**	readrules(char*, int);
+void		startfsys(void);
+Exec*	matchruleset(Plumbmsg*, Ruleset*);
+void		freeexec(Exec*);
+char*	startup(Ruleset*, Exec*);
+char*	printrules(void);
+void		addport(char*);
+char*	writerules(char*, int);
+char*	expand(Exec*, char*, char**);
+void		makeports(Ruleset*[]);
+void		printinputstack(void);
+int		popinput(void);
+
+Ruleset	**rules;
+char		*user;
+char		*home;
+jmp_buf	parsejmp;
+char		*lasterror;
+char		**ports;
+int		nports;