===================================================================
RCS file: /cvs/mandoc/Attic/dummy.c,v
retrieving revision 1.1
retrieving revision 1.8
diff -u -p -r1.1 -r1.8
--- mandoc/Attic/dummy.c	2008/11/23 16:53:18	1.1
+++ mandoc/Attic/dummy.c	2008/11/27 14:02:41	1.8
@@ -1,4 +1,4 @@
-/* $Id: dummy.c,v 1.1 2008/11/23 16:53:18 kristaps Exp $ */
+/* $Id: dummy.c,v 1.8 2008/11/27 14:02:41 kristaps Exp $ */
 /*
  * Copyright (c) 2008 Kristaps Dzonsons <kristaps@kth.se>
  *
@@ -17,28 +17,196 @@
  * PERFORMANCE OF THIS SOFTWARE.
  */
 #include <assert.h>
+#include <err.h>
+#include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
 
 #include "libmdocml.h"
 #include "private.h"
 
+#ifdef	__linux__
+#define	strlcat		strncat
+#endif
 
+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	int		md_dummy_special(int);
+static	int		md_dummy_head(void);
+static	int		md_dummy_tail(void);
+
+static	void		dbg_prologue(const char *);
+static	void		dbg_epilogue(void);
+
+static	int		dbg_lvl = 0;
+static	char		dbg_line[72];
+
+struct	md_dummy {
+	struct rofftree	*tree;
+	struct roffcb	 cb;
+};
+
+
 int
-md_line_dummy(const struct md_args *args, 
-		struct md_mbuf *out, const struct md_rbuf *in, 
-		const char *buf, size_t sz, void *data)
+md_line_dummy(void *arg, char *buf, size_t sz)
 {
+	struct md_dummy	*p;
 
-	assert(buf);
-	assert(out);
-	assert(in);
-	assert(args);
-	assert(NULL == data);
+	p = (struct md_dummy *)arg;
+	return(roff_engine(p->tree, buf, sz));
+}
 
-	if ( ! md_buf_puts(out, buf, sz))
-		return(0);
-	if ( ! md_buf_putchar(out, '\n'))
-		return(0);
+
+int
+md_exit_dummy(void *data, int flush)
+{
+	int		 c;
+	struct md_dummy	*p;
+
+	p = (struct md_dummy *)data;
+	c = roff_free(p->tree, flush);
+	free(p);
+
+	return(c);
+}
+
+
+void *
+md_init_dummy(const struct md_args *args,
+		struct md_mbuf *mbuf, const struct md_rbuf *rbuf)
+{
+	struct md_dummy	*p;
+
+	if (NULL == (p = malloc(sizeof(struct md_dummy)))) {
+		warn("malloc");
+		return(NULL);
+	}
+
+	p->cb.roffhead = md_dummy_head;
+	p->cb.rofftail = md_dummy_tail;
+	p->cb.roffin = md_dummy_text_in;
+	p->cb.roffout = md_dummy_text_out;
+	p->cb.roffblkin = md_dummy_blk_in;
+	p->cb.roffblkout = md_dummy_blk_out;
+	p->cb.roffspecial = md_dummy_special;
+
+	p->tree = roff_alloc(args, mbuf, rbuf, &p->cb);
+
+	if (NULL == p->tree) {
+		free(p);
+		return(NULL);
+	}
+
+	return(p);
+}
+
+
+static void
+dbg_prologue(const char *p)
+{
+	int		 i;
+
+	(void)snprintf(dbg_line, sizeof(dbg_line) - 1, "%6s", p);
+	(void)strlcat(dbg_line, ": ", sizeof(dbg_line) - 1);
+	/* LINTED */
+	for (i = 0; i < dbg_lvl; i++)
+		(void)strlcat(dbg_line, "    ", sizeof(dbg_line) - 1);
+}
+
+
+static void
+dbg_epilogue(void)
+{
+
+	assert(0 != dbg_line[0]);
+	(void)printf("%s\n", dbg_line);
+}
+
+
+static int
+md_dummy_head(void)
+{
+
+	return(1);
+}
+
+
+static int
+md_dummy_tail(void)
+{
+
+	return(1);
+}
+
+
+static int
+md_dummy_special(int tok)
+{
+
+	dbg_prologue("noop");
+	(void)strlcat(dbg_line, toknames[tok], sizeof(dbg_line) - 1);
+	dbg_epilogue();
+
+	return(1);
+}
+
+
+static int
+md_dummy_blk_in(int tok)
+{
+
+	dbg_prologue("blk");
+	(void)strlcat(dbg_line, toknames[tok], sizeof(dbg_line) - 1);
+	dbg_epilogue();
+
+	dbg_lvl++;
+	return(1);
+}
+
+
+static int
+md_dummy_blk_out(int tok)
+{
+
+	dbg_lvl--;
+	return(1);
+}
+
+
+/* ARGSUSED */
+static int
+md_dummy_text_in(int tok, int *argcp, char **argvp)
+{
+
+	dbg_prologue("text");
+	(void)strlcat(dbg_line, toknames[tok], sizeof(dbg_line) - 1);
+	(void)strlcat(dbg_line, " ", sizeof(dbg_line) - 1);
+	while (ROFF_ARGMAX != *argcp) {
+		(void)strlcat(dbg_line, "[", sizeof(dbg_line) - 1);
+		(void)strlcat(dbg_line, tokargnames[*argcp], 
+				sizeof(dbg_line) - 1);
+		if (*argvp) {
+			(void)strlcat(dbg_line, " [", 
+					sizeof(dbg_line) - 1);
+			(void)strlcat(dbg_line, *argvp,
+					sizeof(dbg_line) - 1);
+			(void)strlcat(dbg_line, "]", 
+					sizeof(dbg_line) - 1);
+		}
+		(void)strlcat(dbg_line, "]", sizeof(dbg_line) - 1);
+		argcp++;
+		argvp++;
+	}
+	dbg_epilogue();
+	return(1);
+}
+
+
+static int
+md_dummy_text_out(int tok)
+{
 
 	return(1);
 }