From 516f81e5593ee50a21da37f7863d9cf32ea7dc7c Mon Sep 17 00:00:00 2001
From: Kristaps Dzonsons <kristaps@bsd.lv>
Date: Mon, 24 Nov 2008 18:32:39 +0000
Subject: Generic roff_layout for layout tokens.

---
 dummy.c | 89 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 87 insertions(+), 2 deletions(-)

(limited to 'dummy.c')

diff --git a/dummy.c b/dummy.c
index 96684baa..89b8f46b 100644
--- a/dummy.c
+++ b/dummy.c
@@ -1,4 +1,4 @@
-/* $Id: dummy.c,v 1.3 2008/11/24 14:24:55 kristaps Exp $ */
+/* $Id: dummy.c,v 1.4 2008/11/24 18:32:39 kristaps Exp $ */
 /*
  * Copyright (c) 2008 Kristaps Dzonsons <kristaps@kth.se>
  *
@@ -18,17 +18,91 @@
  */
 #include <assert.h>
 #include <err.h>
+#include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
 
 #include "libmdocml.h"
 #include "private.h"
 
 
+static roffin		in[ROFF_MAX];
+static roffout		out[ROFF_MAX];
+static roffblkin	blkin[ROFF_MAX];
+static roffblkout	blkout[ROFF_MAX];
+
+static int		md_dummy_blk_in(int);
+static int		md_dummy_blk_out(int);
+static int		md_dummy_text_in(int, int *, char **);
+static int		md_dummy_text_out(int);
+
+static void		dbg_indent(void);
+
+static int		dbg_lvl = 0;
+
 struct	md_dummy {
 	struct rofftree	*tree;
 };
 
 
+static void
+dbg_indent(void)
+{
+	char		buf[128];
+	int		i;
+
+	*buf = 0;
+	assert(dbg_lvl >= 0);
+	for (i = 0; i < dbg_lvl; i++)
+		(void)strncat(buf, "  ", sizeof(buf) - 1);
+
+	(void)printf("%s", buf);
+}
+
+
+static int
+md_dummy_blk_in(int tok)
+{
+
+	dbg_indent();
+	(void)printf("+++blk\n");
+	dbg_lvl++;
+	return(1);
+}
+
+
+static int
+md_dummy_blk_out(int tok)
+{
+
+	assert(dbg_lvl > 0);
+	dbg_lvl--;
+	dbg_indent();
+	(void)printf("---blk\n");
+	return(1);
+}
+
+
+static int
+md_dummy_text_in(int tok, int *argcp, char **argvp)
+{
+
+	dbg_indent();
+	(void)printf("in: text\n");
+	return(1);
+}
+
+
+static int
+md_dummy_text_out(int tok)
+{
+
+	dbg_indent();
+	(void)printf("out: text\n");
+	return(1);
+}
+
+
 int
 md_line_dummy(void *arg, char *buf, size_t sz)
 {
@@ -58,13 +132,24 @@ md_init_dummy(const struct md_args *args,
 		struct md_mbuf *mbuf, const struct md_rbuf *rbuf)
 {
 	struct md_dummy	*p;
+	int		 i;
+
+	for (i = 0; i < ROFF_MAX; i++) {
+		in[i] = md_dummy_text_in;
+		out[i] = md_dummy_text_out;
+		blkin[i] = md_dummy_blk_in;
+		blkout[i] = md_dummy_blk_out;
+	}
 
 	if (NULL == (p = malloc(sizeof(struct md_dummy)))) {
 		warn("malloc");
 		return(NULL);
 	}
 
-	if (NULL == (p->tree = roff_alloc(args, mbuf, rbuf))) {
+	p->tree = roff_alloc
+		(args, mbuf, rbuf, in, out, blkin, blkout);
+
+	if (NULL == p->tree) {
 		free(p);
 		return(NULL);
 	}
-- 
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