From 6c46061340369c1aa1b353f44fb543a3e3a00ca1 Mon Sep 17 00:00:00 2001
From: Kaz Kylheku <kaz@kylheku.com>
Date: Tue, 30 Mar 2021 06:50:44 -0700
Subject: definition list cleanup.

- Get rid of compact attribute from <dl>.
- RS now generates a <dl class="indent">
- IP generates <dl class="items"> we can target with styling.
- IP without argument doesn't start definition list.
---
 man2html/man2html.c | 48 +++++++++++++++++++++++++++++++++++++-----------
 1 file changed, 37 insertions(+), 11 deletions(-)

diff --git a/man2html/man2html.c b/man2html/man2html.c
index 825680b..ead4ac8 100644
--- a/man2html/man2html.c
+++ b/man2html/man2html.c
@@ -361,6 +361,19 @@ out_html(char *c) {
 	}
 }
 
+static void
+out_htmlf(char *c, ...)
+{
+    va_list vl;
+    char buf[512];
+
+    va_start (vl, c);
+    vsnprintf(buf, sizeof buf, c, vl);
+    va_end (vl);
+
+    out_html(buf);
+}
+
 /* --------------------------------------------------------------- */
 /* All references to dl_set and itemdepth are here.                */
 /* --------------------------------------------------------------- */
@@ -370,10 +383,12 @@ static int dl_set[30]= { 0 };
 #define DL	1
 #define	UL	2
 #define	OL	3
-static char *dl_open[4] = { "", "<dl compact>\n", "<ul>", "<ol>" };
+static char *dl_open[4] = { "", "<dl>\n", "<ul>", "<ol>" };
+static char *dl_open_cls[4] = { "", "<dl class=\"%s\">\n",
+				"<ul class=\"%s\">", "<ol class=\"%s\">" };
 static char *dl_close[4] = { "", "</dl>\n", "</ul>", "</ol>" };
 
-static inline void
+static void
 dl_begin(void) {
      if (itemdepth < SIZE(dl_set) && dl_set[itemdepth] == noDL) {
 	  out_html(dl_open[DL]);
@@ -382,7 +397,16 @@ dl_begin(void) {
      out_html("<dt>");
 }
 
-static inline void
+static void
+dl_begin_class(const char *class) {
+     if (itemdepth < SIZE(dl_set) && dl_set[itemdepth] == noDL) {
+	  out_htmlf(dl_open_cls[DL], class);
+	  dl_set[itemdepth]=DL;
+     }
+     out_html("<dt>");
+}
+
+static void
 dl_end(void) {
      if (itemdepth < SIZE(dl_set)) {
 	  int type = dl_set[itemdepth];
@@ -393,19 +417,19 @@ dl_end(void) {
      }
 }
 
-static inline void
+static void
 dl_newlevel(void) {
      itemdepth++;
      if (itemdepth < SIZE(dl_set))
 	  dl_set[itemdepth]=noDL;
-     out_html("<dl compact><dt><dd>");
+     out_htmlf(dl_open_cls[DL], "indent");
 }
 
-static inline void
+static void
 dl_endlevel(void) {
      if (itemdepth) {
 	  dl_end();
-	  out_html("</dl>\n");
+	  out_html("</dl>");
 	  itemdepth--;
      }
 }
@@ -2101,11 +2125,13 @@ scan_request(char *c) {
 	case V('I','P'):
 	    sl = fill_words(c+j, wordlist, SIZE(wordlist), &words, '\n');
 	    c = sl+1;
-	    dl_begin();
-            if (words) {
-		scan_troff(wordlist[0], 1,NULL);
+	    if (words) {
+		dl_begin_class("items");
+		if (words) {
+		    scan_troff(wordlist[0], 1,NULL);
+		}
+		out_html("<dd>");
 	    }
-	    out_html("<dd>");
 	    curpos = 0;
 	    break;
 	case V('T','P'):
-- 
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