diff options
| -rw-r--r-- | eqn.c | 17 |
1 files changed, 10 insertions, 7 deletions
@@ -1,4 +1,4 @@ -/* $Id$ +/* $Id$ */ /* * Copyright (c) 2011, 2014 Kristaps Dzonsons <kristaps@bsd.lv> * Copyright (c) 2014, 2015, 2017 Ingo Schwarze <schwarze@openbsd.org> @@ -722,7 +722,7 @@ static enum rofferr eqn_parse(struct eqn_node *ep, struct eqn_box *parent) { char sym[64]; - struct eqn_box *cur, *nbox; + struct eqn_box *cur, *nbox, *split; const char *cp, *cpn, *start; char *p; size_t sz; @@ -1118,6 +1118,7 @@ this_tok: break; cpn = p - 1; ccln = CCL_LET; + split = NULL; for (;;) { /* Advance to next character. */ cp = cpn++; @@ -1149,13 +1150,13 @@ this_tok: parent->last = cur->prev; parent->args--; /* Set up a list instead. */ - nbox = eqn_box_alloc(ep, parent); - nbox->type = EQN_LIST; + split = eqn_box_alloc(ep, parent); + split->type = EQN_LIST; /* Insert the word into the list. */ - nbox->first = nbox->last = cur; - cur->parent = nbox; + split->first = split->last = cur; + cur->parent = split; cur->prev = NULL; - parent = nbox; + parent = split; } /* Append a new text box. */ nbox = eqn_box_alloc(ep, parent); @@ -1172,6 +1173,8 @@ this_tok: cpn = p - 1; ccln = CCL_LET; } + if (split != NULL) + parent = split->parent; break; } /* |