1 files changed, 35 insertions, 0 deletions
diff --git a/usr.bin/mandoc/tag.h b/usr.bin/mandoc/tag.h
new file mode 100644
index 0000000..7fa7504
--- /dev/null
+++ b/usr.bin/mandoc/tag.h
@@ -0,0 +1,35 @@
+/* $OpenBSD: tag.h,v 1.14 2020/04/18 20:28:46 schwarze Exp $ */
+/*
+ * Copyright (c) 2015, 2018, 2019, 2020 Ingo Schwarze <schwarze@openbsd.org>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Internal interfaces to tag syntax tree nodes.
+ * For use by mandoc(1) validation modules only.
+ */
+
+/*
+ * Tagging priorities.
+ * Lower numbers indicate higher importance.
+ */
+#define	TAG_MANUAL	1		/* Set with a .Tg macro. */
+#define	TAG_STRONG	2		/* Good automatic tagging. */
+#define	TAG_WEAK	(INT_MAX - 2)	/* Dubious automatic tagging. */
+#define	TAG_FALLBACK	(INT_MAX - 1)	/* Tag only used if unique. */
+#define	TAG_DELETE	(INT_MAX)	/* Tag not used at all. */
+
+void		 tag_alloc(void);
+int		 tag_exists(const char *);
+void		 tag_put(const char *, int, struct roff_node *);
+void		 tag_postprocess(struct roff_man *, struct roff_node *);
+void		 tag_free(void);