1 /* $Id: tag.h,v 1.14 2020/04/18 20:40:10 schwarze Exp $ */ 2 /* 3 * Copyright (c) 2015, 2018, 2019, 2020 Ingo Schwarze <schwarze@openbsd.org> 4 * 5 * Permission to use, copy, modify, and distribute this software for any 6 * purpose with or without fee is hereby granted, provided that the above 7 * copyright notice and this permission notice appear in all copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16 * 17 * Internal interfaces to tag syntax tree nodes. 18 * For use by mandoc(1) validation modules only. 19 */ 20 21 /* 22 * Tagging priorities. 23 * Lower numbers indicate higher importance. 24 */ 25 #define TAG_MANUAL 1 /* Set with a .Tg macro. */ 26 #define TAG_STRONG 2 /* Good automatic tagging. */ 27 #define TAG_WEAK (INT_MAX - 2) /* Dubious automatic tagging. */ 28 #define TAG_FALLBACK (INT_MAX - 1) /* Tag only used if unique. */ 29 #define TAG_DELETE (INT_MAX) /* Tag not used at all. */ 30 31 void tag_alloc(void); 32 int tag_exists(const char *); 33 void tag_put(const char *, int, struct roff_node *); 34 void tag_postprocess(struct roff_man *, struct roff_node *); 35 void tag_free(void); 36