===================================================================
RCS file: /cvs/mandoc/Attic/mdoc_action.c,v
retrieving revision 1.71
retrieving revision 1.84
diff -u -p -r1.71 -r1.84
--- mandoc/Attic/mdoc_action.c	2010/06/19 20:46:28	1.71
+++ mandoc/Attic/mdoc_action.c	2010/11/29 15:45:15	1.84
@@ -1,6 +1,6 @@
-/*	$Id: mdoc_action.c,v 1.71 2010/06/19 20:46:28 kristaps Exp $ */
+/*	$Id: mdoc_action.c,v 1.84 2010/11/29 15:45:15 kristaps Exp $ */
 /*
- * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@bsd.lv>
+ * Copyright (c) 2008, 2009, 2010 Kristaps Dzonsons <kristaps@bsd.lv>
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -32,6 +32,11 @@
 #include "libmdoc.h"
 #include "libmandoc.h"
 
+/* 
+ * FIXME: this file is deprecated.  All future "actions" should be
+ * pushed into mdoc_validate.c.
+ */
+
 #define	POST_ARGS struct mdoc *m, struct mdoc_node *n
 #define	PRE_ARGS  struct mdoc *m, struct mdoc_node *n
 
@@ -45,49 +50,37 @@ struct	actions {
 
 static	int	  concat(struct mdoc *, char *,
 			const struct mdoc_node *, size_t);
-static	inline int order_rs(enum mdoct);
 
-static	int	  post_ar(POST_ARGS);
-static	int	  post_at(POST_ARGS);
 static	int	  post_bl(POST_ARGS);
 static	int	  post_bl_head(POST_ARGS);
 static	int	  post_bl_tagwidth(POST_ARGS);
 static	int	  post_bl_width(POST_ARGS);
 static	int	  post_dd(POST_ARGS);
-static	int	  post_display(POST_ARGS);
 static	int	  post_dt(POST_ARGS);
-static	int	  post_lb(POST_ARGS);
-static	int	  post_li(POST_ARGS);
 static	int	  post_nm(POST_ARGS);
 static	int	  post_os(POST_ARGS);
 static	int	  post_pa(POST_ARGS);
 static	int	  post_prol(POST_ARGS);
-static	int	  post_rs(POST_ARGS);
-static	int	  post_sh(POST_ARGS);
-static	int	  post_st(POST_ARGS);
 static	int	  post_std(POST_ARGS);
 
-static	int	  pre_bd(PRE_ARGS);
-static	int	  pre_dl(PRE_ARGS);
-
 static	const struct actions mdoc_actions[MDOC_MAX] = {
 	{ NULL, NULL }, /* Ap */
 	{ NULL, post_dd }, /* Dd */ 
 	{ NULL, post_dt }, /* Dt */ 
 	{ NULL, post_os }, /* Os */ 
-	{ NULL, post_sh }, /* Sh */ 
+	{ NULL, NULL }, /* Sh */ 
 	{ NULL, NULL }, /* Ss */ 
 	{ NULL, NULL }, /* Pp */ 
 	{ NULL, NULL }, /* D1 */
-	{ pre_dl, post_display }, /* Dl */
-	{ pre_bd, post_display }, /* Bd */ 
+	{ NULL, NULL }, /* Dl */
+	{ NULL, NULL }, /* Bd */ 
 	{ NULL, NULL }, /* Ed */
 	{ NULL, post_bl }, /* Bl */ 
 	{ NULL, NULL }, /* El */
 	{ NULL, NULL }, /* It */
 	{ NULL, NULL }, /* Ad */ 
 	{ NULL, NULL }, /* An */
-	{ NULL, post_ar }, /* Ar */
+	{ NULL, NULL }, /* Ar */
 	{ NULL, NULL }, /* Cd */
 	{ NULL, NULL }, /* Cm */
 	{ NULL, NULL }, /* Dv */ 
@@ -101,14 +94,14 @@ static	const struct actions mdoc_actions[MDOC_MAX] = {
 	{ NULL, NULL }, /* Ft */ 
 	{ NULL, NULL }, /* Ic */ 
 	{ NULL, NULL }, /* In */ 
-	{ NULL, post_li }, /* Li */
+	{ NULL, NULL }, /* Li */
 	{ NULL, NULL }, /* Nd */ 
 	{ NULL, post_nm }, /* Nm */ 
 	{ NULL, NULL }, /* Op */
 	{ NULL, NULL }, /* Ot */
 	{ NULL, post_pa }, /* Pa */
 	{ NULL, post_std }, /* Rv */
-	{ NULL, post_st }, /* St */
+	{ NULL, NULL }, /* St */
 	{ NULL, NULL }, /* Va */
 	{ NULL, NULL }, /* Vt */ 
 	{ NULL, NULL }, /* Xr */
@@ -126,7 +119,7 @@ static	const struct actions mdoc_actions[MDOC_MAX] = {
 	{ NULL, NULL }, /* Ac */
 	{ NULL, NULL }, /* Ao */
 	{ NULL, NULL }, /* Aq */
-	{ NULL, post_at }, /* At */ 
+	{ NULL, NULL }, /* At */ 
 	{ NULL, NULL }, /* Bc */
 	{ NULL, NULL }, /* Bf */ 
 	{ NULL, NULL }, /* Bo */
@@ -156,7 +149,7 @@ static	const struct actions mdoc_actions[MDOC_MAX] = {
 	{ NULL, NULL }, /* Qo */
 	{ NULL, NULL }, /* Qq */
 	{ NULL, NULL }, /* Re */
-	{ NULL, post_rs }, /* Rs */
+	{ NULL, NULL }, /* Rs */
 	{ NULL, NULL }, /* Sc */
 	{ NULL, NULL }, /* So */
 	{ NULL, NULL }, /* Sq */
@@ -177,7 +170,7 @@ static	const struct actions mdoc_actions[MDOC_MAX] = {
 	{ NULL, NULL }, /* Hf */
 	{ NULL, NULL }, /* Fr */
 	{ NULL, NULL }, /* Ud */
-	{ NULL, post_lb }, /* Lb */
+	{ NULL, NULL }, /* Lb */
 	{ NULL, NULL }, /* Lp */
 	{ NULL, NULL }, /* Lk */
 	{ NULL, NULL }, /* Mt */
@@ -195,26 +188,7 @@ static	const struct actions mdoc_actions[MDOC_MAX] = {
 	{ NULL, NULL }, /* Ta */
 };
 
-#define	RSORD_MAX 14
 
-static	const enum mdoct rsord[RSORD_MAX] = {
-	MDOC__A,
-	MDOC__T,
-	MDOC__B,
-	MDOC__I,
-	MDOC__J,
-	MDOC__R,
-	MDOC__N,
-	MDOC__V,
-	MDOC__P,
-	MDOC__Q,
-	MDOC__D,
-	MDOC__O,
-	MDOC__C,
-	MDOC__U
-};
-
-
 int
 mdoc_action_pre(struct mdoc *m, struct mdoc_node *n)
 {
@@ -332,148 +306,7 @@ post_nm(POST_ARGS)
 	return(1);
 }
 
-
 /*
- * Look up the value of `Lb' for matching predefined strings.  If it has
- * one, then substitute the current value for the formatted value.  Note
- * that the lookup may fail (we can provide arbitrary strings).
- */
-/* ARGSUSED */
-static int
-post_lb(POST_ARGS)
-{
-	const char	*p;
-	char		*buf;
-	size_t		 sz;
-
-	assert(MDOC_TEXT == n->child->type);
-	p = mdoc_a2lib(n->child->string);
-
-	if (p) {
-		free(n->child->string);
-		n->child->string = mandoc_strdup(p);
-		return(1);
-	}
-
-	sz = strlen(n->child->string) +
-		2 + strlen("\\(lqlibrary\\(rq");
-	buf = mandoc_malloc(sz);
-	snprintf(buf, sz, "library \\(lq%s\\(rq", n->child->string);
-	free(n->child->string);
-	n->child->string = buf;
-	return(1);
-}
-
-
-/*
- * Substitute the value of `St' for the corresponding formatted string.
- * We're guaranteed that this exists (it's been verified during the
- * validation phase).
- */
-/* ARGSUSED */
-static int
-post_st(POST_ARGS)
-{
-	const char	*p;
-
-	assert(MDOC_TEXT == n->child->type);
-	p = mdoc_a2st(n->child->string);
-	if (p != NULL) {
-		free(n->child->string);
-		n->child->string = mandoc_strdup(p);
-	}
-	return(1);
-}
-
-
-/*
- * Look up the standard string in a table.  We know that it exists from
- * the validation phase, so assert on failure.  If a standard key wasn't
- * supplied, supply the default ``AT&T UNIX''.
- */
-static int
-post_at(POST_ARGS)
-{
-	struct mdoc_node *nn;
-	const char	 *p, *q;
-	char		 *buf;
-	size_t		  sz;
-
-	if (n->child) {
-		assert(MDOC_TEXT == n->child->type);
-		p = mdoc_a2att(n->child->string);
-		if (p) {
-			free(n->child->string);
-			n->child->string = mandoc_strdup(p);
-		} else {
-			p = "AT&T UNIX ";
-			q = n->child->string;
-			sz = strlen(p) + strlen(q) + 1;
-			buf = mandoc_malloc(sz);
-			strlcpy(buf, p, sz);
-			strlcat(buf, q, sz);
-			free(n->child->string);
-			n->child->string = buf;
-		}
-		return(1);
-	}
-
-	nn = n;
-	m->next = MDOC_NEXT_CHILD;
-	if ( ! mdoc_word_alloc(m, nn->line, nn->pos, "AT&T UNIX"))
-		return(0);
-	m->last = nn;
-	return(1);
-}
-
-
-/*
- * Mark the current section.  The ``named'' section (lastnamed) is set
- * whenever the current section isn't a custom section--we use this to
- * keep track of section ordering.  Also check that the section is
- * allowed within the document's manual section.
- */
-static int
-post_sh(POST_ARGS)
-{
-	enum mdoc_sec	 sec;
-	char		 buf[BUFSIZ];
-
-	if (MDOC_HEAD != n->type)
-		return(1);
-
-	if ( ! concat(m, buf, n->child, BUFSIZ))
-		return(0);
-	sec = mdoc_str2sec(buf);
-	/*
-	 * The first section should always make us move into a non-new
-	 * state.
-	 */
-	if (SEC_NONE == m->lastnamed || SEC_CUSTOM != sec)
-		m->lastnamed = sec;
-
-	/* Some sections only live in certain manual sections. */
-
-	switch ((m->lastsec = sec)) {
-	case (SEC_RETURN_VALUES):
-		/* FALLTHROUGH */
-	case (SEC_ERRORS):
-		assert(m->meta.msec);
-		if (*m->meta.msec == '2')
-			break;
-		if (*m->meta.msec == '3')
-			break;
-		if (*m->meta.msec == '9')
-			break;
-		return(mdoc_nmsg(m, n, MANDOCERR_SECMSEC));
-	default:
-		break;
-	}
-	return(1);
-}
-
-
-/*
  * Parse out the contents of `Dt'.  See in-line documentation for how we
  * handle the various fields of this macro.
  */
@@ -644,6 +477,13 @@ post_bl_tagwidth(POST_ARGS)
 		assert(MDOC_BLOCK == nn->type);
 		nn = nn->head->child;
 
+		if (nn == NULL) {
+			/* No -width for .Bl and first .It is emtpy */
+			if ( ! mdoc_nmsg(m, n, MANDOCERR_NOWIDTHARG))
+				return(0);
+			break;
+		}
+
 		if (MDOC_TEXT == nn->type) {
 			sz = strlen(nn->string) + 1;
 			break;
@@ -680,7 +520,7 @@ post_bl_tagwidth(POST_ARGS)
 	n->args->argv[i].value[0] = mandoc_strdup(buf);
 
 	/* Set our width! */
-	n->data.Bl.width = n->args->argv[i].value[0];
+	n->data.Bl->width = n->args->argv[i].value[0];
 	return(1);
 }
 
@@ -703,9 +543,9 @@ post_bl_width(POST_ARGS)
 	 * the macro's width as set in share/tmac/mdoc/doc-common.
 	 */
 
-	if (0 == strcmp(n->data.Bl.width, "Ds"))
+	if (0 == strcmp(n->data.Bl->width, "Ds"))
 		width = 6;
-	else if (MDOC_MAX == (tok = mdoc_hash_find(n->data.Bl.width)))
+	else if (MDOC_MAX == (tok = mdoc_hash_find(n->data.Bl->width)))
 		return(1);
 	else if (0 == (width = mdoc_macro2len(tok))) 
 		return(mdoc_nmsg(m, n, MANDOCERR_BADWIDTH));
@@ -725,7 +565,7 @@ post_bl_width(POST_ARGS)
 	n->args->argv[i].value[0] = mandoc_strdup(buf);
 
 	/* Set our width! */
-	n->data.Bl.width = n->args->argv[i].value[0];
+	n->data.Bl->width = n->args->argv[i].value[0];
 	return(1);
 }
 
@@ -741,7 +581,7 @@ post_bl_head(POST_ARGS)
 	int			 i, c;
 	struct mdoc_node	*np, *nn, *nnp;
 
-	if (LIST_column != n->data.Bl.type)
+	if (LIST_column != n->data.Bl->type)
 		return(1);
 	else if (NULL == n->child)
 		return(1);
@@ -766,6 +606,9 @@ post_bl_head(POST_ARGS)
 	np->args->argv[c].value = mandoc_malloc
 		((size_t)n->nchild * sizeof(char *));
 
+	n->data.Bl->ncols = np->args->argv[c].sz;
+	n->data.Bl->cols = (const char **)np->args->argv[c].value;
+
 	for (i = 0, nn = n->child; nn; i++) {
 		np->args->argv[c].value[i] = nn->string;
 		nn->string = NULL;
@@ -783,8 +626,6 @@ post_bl_head(POST_ARGS)
 static int
 post_bl(POST_ARGS)
 {
-	struct mdoc_node *nn;
-	const char	 *ww;
 
 	if (MDOC_HEAD == n->type)
 		return(post_bl_head(m, n));
@@ -799,28 +640,16 @@ post_bl(POST_ARGS)
 	 * rewritten into real lengths).
 	 */
 
-	ww = n->data.Bl.width;
-
-	if (LIST_tag == n->data.Bl.type && NULL == n->data.Bl.width) {
+	if (LIST_tag == n->data.Bl->type && NULL == n->data.Bl->width) {
 		if ( ! post_bl_tagwidth(m, n))
 			return(0);
-	} else if (NULL != n->data.Bl.width) {
+	} else if (NULL != n->data.Bl->width) {
 		if ( ! post_bl_width(m, n))
 			return(0);
 	} else 
 		return(1);
 
-	assert(n->data.Bl.width);
-
-	/* If it has changed, propogate new width to children. */
-
-	if (ww == n->data.Bl.width)
-		return(1);
-
-	for (nn = n->child; nn; nn = nn->next)
-		if (MDOC_Bl == nn->tok)
-			nn->data.Bl.width = n->data.Bl.width;
-
+	assert(n->data.Bl->width);
 	return(1);
 }
 
@@ -847,51 +676,6 @@ post_pa(POST_ARGS)
 
 
 /*
- * Empty `Li' macros get an empty string to make front-ends add an extra
- * space.
- */
-static int
-post_li(POST_ARGS)
-{
-	struct mdoc_node *np;
-
-	if (n->child)
-		return(1);
-	
-	np = n;
-	m->next = MDOC_NEXT_CHILD;
-	if ( ! mdoc_word_alloc(m, n->line, n->pos, ""))
-		return(0);
-	m->last = np;
-	return(1);
-}
-
-
-/*
- * The `Ar' macro defaults to two strings "file ..." if no value is
- * provided as an argument.
- */
-static int
-post_ar(POST_ARGS)
-{
-	struct mdoc_node *np;
-
-	if (n->child)
-		return(1);
-	
-	np = n;
-	m->next = MDOC_NEXT_CHILD;
-	/* XXX: make into macro values. */
-	if ( ! mdoc_word_alloc(m, n->line, n->pos, "file"))
-		return(0);
-	if ( ! mdoc_word_alloc(m, n->line, n->pos, "..."))
-		return(0);
-	m->last = np;
-	return(1);
-}
-
-
-/*
  * Parse the date field in `Dd'.
  */
 static int
@@ -899,6 +683,11 @@ post_dd(POST_ARGS)
 {
 	char		buf[DATESIZ];
 
+	if (NULL == n->child) {
+		m->meta.date = time(NULL);
+		return(post_prol(m, n));
+	}
+
 	if ( ! concat(m, buf, n->child, DATESIZ))
 		return(0);
 
@@ -927,108 +716,5 @@ post_prol(POST_ARGS)
 	mdoc_node_delete(m, n);
 	if (m->meta.title && m->meta.date && m->meta.os)
 		m->flags |= MDOC_PBODY;
-	return(1);
-}
-
-
-/*
- * Trigger a literal context.
- */
-static int
-pre_dl(PRE_ARGS)
-{
-
-	if (MDOC_BODY == n->type)
-		m->flags |= MDOC_LITERAL;
-	return(1);
-}
-
-
-static int
-pre_bd(PRE_ARGS)
-{
-
-	if (MDOC_BODY != n->type)
-		return(1);
-
-	if (DISP_literal == n->data.Bd.type)
-		m->flags |= MDOC_LITERAL;
-	if (DISP_unfilled == n->data.Bd.type)
-		m->flags |= MDOC_LITERAL;
-
-	return(1);
-}
-
-
-static int
-post_display(POST_ARGS)
-{
-
-	if (MDOC_BODY == n->type)
-		m->flags &= ~MDOC_LITERAL;
-	return(1);
-}
-
-
-static inline int
-order_rs(enum mdoct t)
-{
-	int		i;
-
-	for (i = 0; i < (int)RSORD_MAX; i++)
-		if (rsord[i] == t)
-			return(i);
-
-	abort();
-	/* NOTREACHED */
-}
-
-
-/* ARGSUSED */
-static int
-post_rs(POST_ARGS)
-{
-	struct mdoc_node	*nn, *next, *prev;
-	int			 o;
-
-	if (MDOC_BLOCK != n->type)
-		return(1);
-
-	assert(n->body->child);
-	for (next = NULL, nn = n->body->child->next; nn; nn = next) {
-		o = order_rs(nn->tok);
-
-		/* Remove `nn' from the chain. */
-		next = nn->next;
-		if (next)
-			next->prev = nn->prev;
-
-		prev = nn->prev;
-		if (prev)
-			prev->next = nn->next;
-
-		nn->prev = nn->next = NULL;
-
-		/* 
-		 * Scan back until we reach a node that's ordered before
-		 * us, then set ourselves as being the next. 
-		 */
-		for ( ; prev; prev = prev->prev)
-			if (order_rs(prev->tok) <= o)
-				break;
-
-		nn->prev = prev;
-		if (prev) {
-			if (prev->next)
-				prev->next->prev = nn;
-			nn->next = prev->next;
-			prev->next = nn;
-			continue;
-		} 
-
-		n->body->child->prev = nn;
-		nn->next = n->body->child;
-		n->body->child = nn;
-	}
 	return(1);
 }