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-rw-r--r--mdoc_validate.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/mdoc_validate.c b/mdoc_validate.c
index 5bc3bec1..ac42fe45 100644
--- a/mdoc_validate.c
+++ b/mdoc_validate.c
@@ -53,6 +53,7 @@ enum mwarn {
WNOWIDTH,
WMISSWIDTH,
WESCAPE,
+ WDEPESC,
WDEPCOL,
WWRONGMSEC,
WSECOOO,
@@ -478,6 +479,9 @@ pwarn(struct mdoc *m, int line, int pos, enum mwarn type)
case (WESCAPE):
p = "invalid escape sequence";
break;
+ case (WDEPESC):
+ p = "deprecated special-character escape";
+ break;
case (WNOLINE):
p = "suggested no line arguments";
break;
@@ -717,8 +721,6 @@ check_text(struct mdoc *mdoc, int line, int pos, const char *p)
{
size_t c;
- /* FIXME: indicate deprecated escapes \*(xx and \*x. */
-
for ( ; *p; p++) {
if ('\t' == *p) {
if ( ! (MDOC_LITERAL & mdoc->flags))
@@ -733,6 +735,10 @@ check_text(struct mdoc *mdoc, int line, int pos, const char *p)
c = mdoc_isescape(p);
if (c) {
+ /* See if form is deprecated. */
+ if ('*' == p[1])
+ if ( ! pwarn(mdoc, line, pos, WDEPESC))
+ return(0);
p += (int)c - 1;
continue;
}