diff options
Diffstat (limited to 'eqn.c')
| -rw-r--r-- | eqn.c | 28 |
1 files changed, 27 insertions, 1 deletions
@@ -1,4 +1,4 @@ -/* $Id: eqn.c,v 1.53 2014/10/12 20:08:58 schwarze Exp $ */ +/* $Id: eqn.c,v 1.54 2014/10/16 01:11:20 schwarze Exp $ */ /* * Copyright (c) 2011, 2014 Kristaps Dzonsons <kristaps@bsd.lv> * Copyright (c) 2014 Ingo Schwarze <schwarze@openbsd.org> @@ -588,6 +588,30 @@ eqn_box_makebinary(struct eqn_node *ep, } /* + * Parse the "delim" control statement. + */ +static void +eqn_delim(struct eqn_node *ep) +{ + const char *start; + size_t sz; + + if ((start = eqn_nextrawtok(ep, &sz)) == NULL) + mandoc_msg(MANDOCERR_REQ_EMPTY, ep->parse, + ep->eqn.ln, ep->eqn.pos, "delim"); + else if (strncmp(start, "off", 3) == 0) + ep->delim = 0; + else if (strncmp(start, "on", 2) == 0) { + if (ep->odelim && ep->cdelim) + ep->delim = 1; + } else if (start[1] != '\0') { + ep->odelim = start[0]; + ep->cdelim = start[1]; + ep->delim = 1; + } +} + +/* * Undefine a previously-defined string. */ static int @@ -698,6 +722,8 @@ this_tok: EQN_MSG(MANDOCERR_EQNEOF, ep); break; case (EQN_TOK_DELIM): + eqn_delim(ep); + break; case (EQN_TOK_GFONT): if (eqn_nextrawtok(ep, NULL) == NULL) mandoc_msg(MANDOCERR_REQ_EMPTY, ep->parse, |