From c99b323342e53370e16b09aca5d39e301af04142 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 | 11 +++++++++++ 1 file changed, 11 insertions(+) (limited to 'mdoc_macro.c') diff --git a/mdoc_macro.c b/mdoc_macro.c index 78a8e5e6..dc710030 100644 --- a/mdoc_macro.c +++ b/mdoc_macro.c @@ -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