From e1808a26399ba483775f0653731559b644cc6f0f Mon Sep 17 00:00:00 2001 From: Ingo Schwarze Date: Fri, 6 Feb 2015 01:07:22 +0000 Subject: better handle .In .Sh .Ss .St .Xr without arguments --- mdoc_macro.c | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) (limited to 'mdoc_macro.c') diff --git a/mdoc_macro.c b/mdoc_macro.c index b9abaf5d..8bc79919 100644 --- a/mdoc_macro.c +++ b/mdoc_macro.c @@ -1,4 +1,4 @@ -/* $Id: mdoc_macro.c,v 1.176 2015/02/05 01:46:56 schwarze Exp $ */ +/* $Id: mdoc_macro.c,v 1.177 2015/02/06 01:07:22 schwarze Exp $ */ /* * Copyright (c) 2008-2012 Kristaps Dzonsons * Copyright (c) 2010, 2012-2015 Ingo Schwarze @@ -904,6 +904,12 @@ blk_full(MACRO_PROT_ARGS) nl = MDOC_NEWLINE & mdoc->flags; + if (buf[*pos] == '\0' && (tok == MDOC_Sh || tok == MDOC_Ss)) { + mandoc_msg(MANDOCERR_MACRO_EMPTY, mdoc->parse, + line, ppos, mdoc_macronames[tok]); + return; + } + if ( ! (mdoc_macros[tok].flags & MDOC_EXPLICIT)) { /* Here, tok is one of Sh Ss Nm Nd It. */ @@ -1367,6 +1373,11 @@ in_line_argn(MACRO_PROT_ARGS) } if (j == 0) { + if (tok == MDOC_In || tok == MDOC_St || tok == MDOC_Xr) { + mandoc_msg(MANDOCERR_MACRO_EMPTY, mdoc->parse, + line, ppos, mdoc_macronames[tok]); + return; + } mdoc_elem_alloc(mdoc, line, ppos, tok, arg); if (ac == ARGS_PUNCT && tok == MDOC_Pf) append_delims(mdoc, line, pos, buf); -- cgit v1.2.3