diff options
| -rw-r--r-- | chars.c | 8 |
1 files changed, 5 insertions, 3 deletions
@@ -1,4 +1,4 @@ -/* $Id: chars.c,v 1.49 2011/07/22 14:15:15 kristaps Exp $ */ +/* $Id: chars.c,v 1.50 2011/07/31 11:24:39 schwarze Exp $ */ /* * Copyright (c) 2009, 2010 Kristaps Dzonsons <kristaps@bsd.lv> * Copyright (c) 2011 Ingo Schwarze <schwarze@openbsd.org> @@ -113,7 +113,7 @@ mchars_num2char(const char *p, size_t sz) if ((i = mandoc_strntoi(p, sz, 10)) < 0) return('\0'); - return(isprint(i) ? i : '\0'); + return(i > 0 && i < 256 && isprint(i) ? i : '\0'); } int @@ -133,8 +133,10 @@ mchars_spec2str(struct mchars *arg, const char *p, size_t sz, size_t *rsz) const struct ln *ln; ln = find(arg, p, sz); - if (NULL == ln) + if (NULL == ln) { + *rsz = 1; return(NULL); + } *rsz = strlen(ln->ascii); return(ln->ascii); |