diff options
-rw-r--r-- | eqn.c | 11 |
1 files changed, 8 insertions, 3 deletions
@@ -1,4 +1,4 @@ -/* $Id: eqn.c,v 1.61 2016/01/08 00:50:45 schwarze Exp $ */ +/* $Id: eqn.c,v 1.62 2017/03/11 15:43:04 schwarze Exp $ */ /* * Copyright (c) 2011, 2014 Kristaps Dzonsons <kristaps@bsd.lv> * Copyright (c) 2014, 2015 Ingo Schwarze <schwarze@openbsd.org> @@ -366,15 +366,19 @@ eqn_def_find(struct eqn_node *ep, const char *key, size_t sz) static const char * eqn_next(struct eqn_node *ep, char quote, size_t *sz, int repl) { + static size_t last_len; + static int lim; + char *start, *next; - int q, diff, lim; + int q, diff; size_t ssz, dummy; struct eqn_def *def; if (NULL == sz) sz = &dummy; - lim = 0; + if (ep->cur >= last_len) + lim = 0; ep->rew = ep->cur; again: /* Prevent self-definitions. */ @@ -448,6 +452,7 @@ again: memmove(start + *sz + diff, start + *sz, (strlen(start) - *sz) + 1); memcpy(start, def->val, def->valsz); + last_len = start - ep->data + def->valsz; lim++; goto again; } |