1 files changed, 47 insertions, 0 deletions
diff --git a/shared/common/messtree.h b/shared/common/messtree.h
new file mode 100644
index 0000000..a3a3326
--- /dev/null
+++ b/shared/common/messtree.h
@@ -0,0 +1,47 @@
+/* Copyright (c) 2005 krzYszcz and others.
+ * For information on usage and redistribution, and for a DISCLAIMER OF ALL
+ * WARRANTIES, see the file, "LICENSE.txt," in this distribution.  */
+
+#ifndef __MESSTREE_H__
+#define __MESSTREE_H__
+
+typedef int (*t_messcall)(t_pd *, t_symbol *, int, t_atom *);
+typedef char *t_messarg;
+
+typedef struct _messslot
+{
+    char        *ms_name;
+    t_messcall   ms_call;
+    char        *ms_argument;
+    int          ms_flags;
+    struct _messnode  *ms_subnode;
+} t_messslot;
+
+typedef struct _messnode  /* a parser's symbol definition, sort of... */
+{
+    t_messslot  *mn_table;
+    int          mn_nslots;
+    int          mn_index;
+} t_messnode;
+
+EXTERN_STRUCT _messtree;
+#define t_messtree  struct _messtree
+
+#define MESSTREE_NSLOTS(slots)  (sizeof(slots)/sizeof(*(slots)))
+
+enum { MESSTREE_OK,        /* done current message parsing, parse next */
+       MESSTREE_CONTINUE,  /* continue current message parsing */
+       MESSTREE_UNKNOWN,   /* current message unknown, parse next */
+       MESSTREE_CORRUPT,   /* current message corrupt, parse next */
+       MESSTREE_FATAL      /* exit parsing */
+};
+
+#define MESSTREE_NONEXCLUSIVE  1
+
+t_messtree *messtree_new(t_symbol *selector);
+void messtree_add(t_messtree *mt, t_messnode *rootnode);
+t_messtree *messtree_build(t_messslot *rootslot);
+int messtree_doit(t_messtree *mt, t_messslot **msp, int *nargp,
+		  t_pd *target, t_symbol *s, int ac, t_atom *av);
+
+#endif