libman.h

   1 /*      $Id: libman.h,v 1.86 2018/12/31 10:04:39 schwarze Exp $ */
   2 /*
   3  * Copyright (c) 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
   4  * Copyright (c) 2014, 2015, 2018 Ingo Schwarze <schwarze@openbsd.org>
   5  *
   6  * Permission to use, copy, modify, and distribute this software for any
   7  * purpose with or without fee is hereby granted, provided that the above
   8  * copyright notice and this permission notice appear in all copies.
   9  *
  10  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES
  11  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  12  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
  13  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  14  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  15  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  16  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  17  */
  18
  19 struct  roff_node;
  20 struct  roff_man;
  21
  22 #define MACRO_PROT_ARGS   struct roff_man *man, \
  23                           enum roff_tok tok, \
  24                           int line, \
  25                           int ppos, \
  26                           int *pos, \
  27                           char *buf
  28
  29 struct  man_macro {
  30         void            (*fp)(MACRO_PROT_ARGS);
  31         int               flags;
  32 #define MAN_BSCOPED      (1 << 0)  /* Optional next-line block scope. */
  33 #define MAN_ESCOPED      (1 << 1)  /* Optional next-line element scope. */
  34 #define MAN_NSCOPED      (1 << 2)  /* Allowed in next-line element scope. */
  35 #define MAN_XSCOPE       (1 << 3)  /* Exit next-line block scope. */
  36 #define MAN_JOIN         (1 << 4)  /* Join arguments together. */
  37 };
  38
  39 const struct man_macro *man_macro(enum roff_tok);
  40
  41 void              man_descope(struct roff_man *, int, int, char *);
  42 void              man_unscope(struct roff_man *, const struct roff_node *);