Basic implementation of the roff(7) .ta (define tab stops) request.

[mandoc.git] / roff_html.c

diff --git a/roff_html.c b/roff_html.c
index 533fb9b7d44c8613f77e8a57b24ca028ed3bd1bc..5fd65d9f418d648a1ad19c39e1b995ba66a70684 100644 (file)
--- a/roff_html.c
+++ b/roff_html.c
@@ -1,6 +1,7 @@
 /*     $OpenBSD$ */
 /*
- * Copyright (c) 2017 Ingo Schwarze <schwarze@openbsd.org>
+ * Copyright (c) 2010 Kristaps Dzonsons <kristaps@bsd.lv>
+ * Copyright (c) 2014, 2017 Ingo Schwarze <schwarze@openbsd.org>
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -17,6 +18,7 @@
 #include <sys/types.h>
 
 #include <assert.h>
+#include <stddef.h>
 
 #include "roff.h"
 #include "out.h"
@@ -27,9 +29,14 @@
 typedef        void    (*roff_html_pre_fp)(ROFF_HTML_ARGS);
 
 static void      roff_html_pre_br(ROFF_HTML_ARGS);
+static void      roff_html_pre_sp(ROFF_HTML_ARGS);
 
 static const roff_html_pre_fp roff_html_pre_acts[ROFF_MAX] = {
        roff_html_pre_br,  /* br */
+       NULL,  /* ft */
+       NULL,  /* ll */
+       roff_html_pre_sp,  /* sp */
+       NULL,  /* ta */
 };
 
 
@@ -37,7 +44,8 @@ void
 roff_html_pre(struct html *h, const struct roff_node *n)
 {
        assert(n->tok < ROFF_MAX);
-       (*roff_html_pre_acts[n->tok])(h, n);
+       if (roff_html_pre_acts[n->tok] != NULL)
+               (*roff_html_pre_acts[n->tok])(h, n);
 }
 
 static void
@@ -46,3 +54,19 @@ roff_html_pre_br(ROFF_HTML_ARGS)
        print_otag(h, TAG_DIV, "");
        print_text(h, "\\~");  /* So the div isn't empty. */
 }
+
+static void
+roff_html_pre_sp(ROFF_HTML_ARGS)
+{
+       struct roffsu    su;
+
+       SCALE_VS_INIT(&su, 1);
+       if ((n = n->child) != NULL) {
+               if (a2roffsu(n->string, &su, SCALE_VS) == 0)
+                       su.scale = 1.0;
+               else if (su.scale < 0.0)
+                       su.scale = 0.0;
+       }
+       print_otag(h, TAG_DIV, "suh", &su);
+       print_text(h, "\\~");  /* So the div isn't empty. */
+}