1 files changed, 62 insertions, 0 deletions
diff --git a/include/argot/node.h b/include/argot/node.h
new file mode 100644
index 0000000..fcf542e
--- /dev/null
+++ b/include/argot/node.h
@@ -0,0 +1,62 @@
+/* argot - Gray's Extensible Configuration System -*- c -*-
+   Copyright (C) 2007-2016 Sergey Poznyakoff
+
+   Grecs is free software; you can redistribute it and/or modify it
+   under the terms of the GNU General Public License as published by the
+   Free Software Foundation; either version 3 of the License, or (at your
+   option) any later version.
+
+   Grecs is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License along
+   with Grecs. If not, see <http://www.gnu.org/licenses/>. */
+
+#ifndef _ARGOT_NODE_H
+#define _ARGOT_NODE_H
+
+#include <argot/locus.h>
+#include <argot/symtab.h>
+#include <argot/value.h>
+
+enum argot_node_type {
+	argot_node_root,
+	argot_node_stmt,
+	argot_node_block
+};
+
+typedef struct argot_node {
+	enum argot_node_type type;
+	argot_locus_t locus;
+	struct argot_node *up;
+	struct argot_node *down;
+	struct argot_node *next;
+	struct argot_node *prev;
+	char *ident;
+	argot_locus_t idloc;
+	union {
+		argot_value_t *value;
+		argot_symtab_ptr_t texttab;
+	} v;
+} argot_node_t;
+
+void argot_node_free(struct argot_node *node);
+struct argot_node *argot_node_create(enum argot_node_type type,
+				     argot_locus_t *loc);
+struct argot_node *argot_node_create_points(enum argot_node_type type,
+					    struct argot_locus_point beg,
+					    struct argot_locus_point end);
+void argot_node_bind(struct argot_node *master, struct argot_node *node,
+		     int dn);
+int argot_node_eq(struct argot_node *a, struct argot_node *b);
+int argot_node_unlink(struct argot_node *node);
+
+struct argot_node *argot_node_from_path(const char *path, const char *value);
+struct argot_node *argot_node_from_path_locus(const char *path,
+					      const char *value,
+					      argot_locus_t *locus,
+					      argot_locus_t *vallocus);
+
+#endif