===================================================================
RCS file: /cvs/mandoc/mdoc_html.c,v
retrieving revision 1.58
retrieving revision 1.75
diff -u -p -r1.58 -r1.75
--- mandoc/mdoc_html.c	2010/04/06 07:27:42	1.58
+++ mandoc/mdoc_html.c	2010/06/04 22:16:27	1.75
@@ -1,4 +1,4 @@
-/*	$Id: mdoc_html.c,v 1.58 2010/04/06 07:27:42 kristaps Exp $ */
+/*	$Id: mdoc_html.c,v 1.75 2010/06/04 22:16:27 kristaps Exp $ */
 /*
  * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se>
  *
@@ -27,6 +27,7 @@
 #include <string.h>
 #include <unistd.h>
 
+#include "mandoc.h"
 #include "out.h"
 #include "html.h"
 #include "mdoc.h"
@@ -56,8 +57,6 @@ static	void		  print_mdoc_nodelist(MDOC_ARGS);
 static	void		  a2width(const char *, struct roffsu *);
 static	void		  a2offs(const char *, struct roffsu *);
 
-static	int		  a2list(const struct mdoc_node *);
-
 static	void		  mdoc_root_post(MDOC_ARGS);
 static	int		  mdoc_root_pre(MDOC_ARGS);
 
@@ -85,6 +84,7 @@ static	void		  mdoc_dq_post(MDOC_ARGS);
 static	int		  mdoc_dq_pre(MDOC_ARGS);
 static	int		  mdoc_dv_pre(MDOC_ARGS);
 static	int		  mdoc_fa_pre(MDOC_ARGS);
+static	void		  mdoc_fd_post(MDOC_ARGS);
 static	int		  mdoc_fd_pre(MDOC_ARGS);
 static	int		  mdoc_fl_pre(MDOC_ARGS);
 static	int		  mdoc_fn_pre(MDOC_ARGS);
@@ -97,11 +97,12 @@ static	void		  mdoc_fo_post(MDOC_ARGS);
 static	int		  mdoc_fo_pre(MDOC_ARGS);
 static	int		  mdoc_ic_pre(MDOC_ARGS);
 static	int		  mdoc_in_pre(MDOC_ARGS);
-static	int		  mdoc_it_block_pre(MDOC_ARGS, int, int,
-				struct roffsu *, struct roffsu *);
-static	int		  mdoc_it_head_pre(MDOC_ARGS, int, 
+static	int		  mdoc_it_block_pre(MDOC_ARGS, enum mdoc_list,
+				int, struct roffsu *, struct roffsu *);
+static	int		  mdoc_it_head_pre(MDOC_ARGS, enum mdoc_list, 
 				struct roffsu *);
-static	int		  mdoc_it_body_pre(MDOC_ARGS, int);
+static	int		  mdoc_it_body_pre(MDOC_ARGS, enum mdoc_list,
+				struct roffsu *);
 static	int		  mdoc_it_pre(MDOC_ARGS);
 static	int		  mdoc_lb_pre(MDOC_ARGS);
 static	int		  mdoc_li_pre(MDOC_ARGS);
@@ -158,7 +159,7 @@ static	const struct htmlmdoc mdocs[MDOC_MAX] = {
 	{mdoc_ev_pre, NULL}, /* Ev */ 
 	{mdoc_ex_pre, NULL}, /* Ex */
 	{mdoc_fa_pre, NULL}, /* Fa */ 
-	{mdoc_fd_pre, NULL}, /* Fd */ 
+	{mdoc_fd_pre, mdoc_fd_post}, /* Fd */ 
 	{mdoc_fl_pre, NULL}, /* Fl */
 	{mdoc_fn_pre, NULL}, /* Fn */ 
 	{mdoc_ft_pre, NULL}, /* Ft */ 
@@ -255,6 +256,7 @@ static	const struct htmlmdoc mdocs[MDOC_MAX] = {
 	{mdoc_sp_pre, NULL}, /* br */
 	{mdoc_sp_pre, NULL}, /* sp */ 
 	{mdoc__x_pre, mdoc__x_post}, /* %U */ 
+	{NULL, NULL}, /* Ta */ 
 };
 
 
@@ -276,50 +278,6 @@ html_mdoc(void *arg, const struct mdoc *m)
 
 
 /*
- * Return the list type for `Bl', e.g., `Bl -column' returns 
- * MDOC_Column.  This can ONLY be run for lists; it will abort() if no
- * list type is found. 
- */
-static int
-a2list(const struct mdoc_node *n)
-{
-	int		 i;
-
-	assert(n->args);
-	for (i = 0; i < (int)n->args->argc; i++) 
-		switch (n->args->argv[i].arg) {
-		case (MDOC_Enum):
-			/* FALLTHROUGH */
-		case (MDOC_Dash):
-			/* FALLTHROUGH */
-		case (MDOC_Hyphen):
-			/* FALLTHROUGH */
-		case (MDOC_Bullet):
-			/* FALLTHROUGH */
-		case (MDOC_Tag):
-			/* FALLTHROUGH */
-		case (MDOC_Hang):
-			/* FALLTHROUGH */
-		case (MDOC_Inset):
-			/* FALLTHROUGH */
-		case (MDOC_Diag):
-			/* FALLTHROUGH */
-		case (MDOC_Item):
-			/* FALLTHROUGH */
-		case (MDOC_Column):
-			/* FALLTHROUGH */
-		case (MDOC_Ohang):
-			return(n->args->argv[i].arg);
-		default:
-			break;
-		}
-
-	abort();
-	/* NOTREACHED */
-}
-
-
-/*
  * Calculate the scaling unit passed in a `-width' argument.  This uses
  * either a native scaling unit (e.g., 1i, 2m) or the string length of
  * the value.
@@ -387,7 +345,7 @@ print_mdoc_head(MDOC_ARGS)
 
 	print_gen_head(h);
 	bufinit(h);
-	buffmt(h, "%s(%d)", m->title, m->msec);
+	buffmt(h, "%s(%s)", m->title, m->msec);
 
 	if (m->arch) {
 		bufcat(h, " (");
@@ -509,7 +467,7 @@ mdoc_root_pre(MDOC_ARGS)
 	}
 
 	(void)snprintf(title, BUFSIZ - 1, 
-			"%s(%d)", m->title, m->msec);
+			"%s(%s)", m->title, m->msec);
 
 	/* XXX: see note in mdoc_root_post() about divs. */
 
@@ -729,7 +687,11 @@ mdoc_nm_pre(MDOC_ARGS)
 {
 	struct htmlpair	tag;
 
-	if (SEC_SYNOPSIS == n->sec && n->prev) {
+	if (NULL == n->child && NULL == m->name)
+		return(1);
+
+	if (SEC_SYNOPSIS == n->sec && 
+			n->prev && MDOC_LINE & n->flags) {
 		bufcat_style(h, "clear", "both");
 		PAIR_STYLE_INIT(&tag, h);
 		print_otag(h, TAG_BR, 1, &tag);
@@ -863,7 +825,7 @@ mdoc_bx_pre(MDOC_ARGS)
 
 /* ARGSUSED */
 static int
-mdoc_it_block_pre(MDOC_ARGS, int type, int comp,
+mdoc_it_block_pre(MDOC_ARGS, enum mdoc_list type, int comp,
 		struct roffsu *offs, struct roffsu *width)
 {
 	struct htmlpair	 	 tag;
@@ -871,17 +833,16 @@ mdoc_it_block_pre(MDOC_ARGS, int type, int comp,
 	struct roffsu		 su;
 
 	nn = n->parent->parent;
-	assert(nn->args);
 
 	/* XXX: see notes in mdoc_it_pre(). */
 
-	if (MDOC_Column == type) {
+	if (LIST_column == type) {
 		/* Don't width-pad on the left. */
 		SCALE_HS_INIT(width, 0);
 		/* Also disallow non-compact. */
 		comp = 1;
 	}
-	if (MDOC_Diag == type)
+	if (LIST_diag == type)
 		/* Mandate non-compact with empty prior. */
 		if (n->prev && NULL == n->prev->body->child)
 			comp = 1;
@@ -918,17 +879,23 @@ mdoc_it_block_pre(MDOC_ARGS, int type, int comp,
 
 /* ARGSUSED */
 static int
-mdoc_it_body_pre(MDOC_ARGS, int type)
+mdoc_it_body_pre(MDOC_ARGS, enum mdoc_list type, struct roffsu *width)
 {
 	struct htmlpair	 tag;
 	struct roffsu	 su;
 
 	switch (type) {
-	case (MDOC_Item):
+	case (LIST_item):
 		/* FALLTHROUGH */
-	case (MDOC_Ohang):
+	case (LIST_ohang):
 		/* FALLTHROUGH */
-	case (MDOC_Column):
+	case (LIST_column):
+		bufcat_su(h, "min-width", width);
+		bufcat_style(h, "clear", "none");
+		if (n->next)
+			bufcat_style(h, "float", "left");
+		PAIR_STYLE_INIT(&tag, h);
+		print_otag(h, TAG_DIV, 1, &tag);
 		break;
 	default:
 		/* 
@@ -948,25 +915,19 @@ mdoc_it_body_pre(MDOC_ARGS, int type)
 
 /* ARGSUSED */
 static int
-mdoc_it_head_pre(MDOC_ARGS, int type, struct roffsu *width)
+mdoc_it_head_pre(MDOC_ARGS, enum mdoc_list type, struct roffsu *width)
 {
 	struct htmlpair	 tag;
 	struct ord	*ord;
 	char		 nbuf[BUFSIZ];
 
 	switch (type) {
-	case (MDOC_Item):
+	case (LIST_item):
 		return(0);
-	case (MDOC_Ohang):
+	case (LIST_ohang):
 		print_otag(h, TAG_DIV, 0, &tag);
 		return(1);
-	case (MDOC_Column):
-		bufcat_su(h, "min-width", width);
-		bufcat_style(h, "clear", "none");
-		if (n->next && MDOC_HEAD == n->next->type)
-			bufcat_style(h, "float", "left");
-		PAIR_STYLE_INIT(&tag, h);
-		print_otag(h, TAG_DIV, 1, &tag);
+	case (LIST_column):
 		break;
 	default:
 		bufcat_su(h, "min-width", width);
@@ -984,24 +945,24 @@ mdoc_it_head_pre(MDOC_ARGS, int type, struct roffsu *w
 	}
 
 	switch (type) {
-	case (MDOC_Diag):
+	case (LIST_diag):
 		PAIR_CLASS_INIT(&tag, "diag");
 		print_otag(h, TAG_SPAN, 1, &tag);
 		break;
-	case (MDOC_Enum):
+	case (LIST_enum):
 		ord = h->ords.head;
 		assert(ord);
 		nbuf[BUFSIZ - 1] = 0;
 		(void)snprintf(nbuf, BUFSIZ - 1, "%d.", ord->pos++);
 		print_text(h, nbuf);
 		return(0);
-	case (MDOC_Dash):
+	case (LIST_dash):
 		print_text(h, "\\(en");
 		return(0);
-	case (MDOC_Hyphen):
+	case (LIST_hyphen):
 		print_text(h, "\\(hy");
 		return(0);
-	case (MDOC_Bullet):
+	case (LIST_bullet):
 		print_text(h, "\\(bu");
 		return(0);
 	default:
@@ -1015,9 +976,10 @@ mdoc_it_head_pre(MDOC_ARGS, int type, struct roffsu *w
 static int
 mdoc_it_pre(MDOC_ARGS)
 {
-	int			 i, type, wp, comp;
+	int			 i, wp, comp;
 	const struct mdoc_node	*bl, *nn;
 	struct roffsu		 width, offs;
+	enum mdoc_list		 type;
 
 	/* 
 	 * XXX: be very careful in changing anything, here.  Lists in
@@ -1029,20 +991,20 @@ mdoc_it_pre(MDOC_ARGS)
 	if (MDOC_BLOCK != n->type)
 		bl = bl->parent;
 
-	type = a2list(bl);
+	type = bl->data.list;
 
 	/* Set default width and offset. */
 
 	SCALE_HS_INIT(&offs, 0);
 
 	switch (type) {
-	case (MDOC_Enum):
+	case (LIST_enum):
 		/* FALLTHROUGH */
-	case (MDOC_Dash):
+	case (LIST_dash):
 		/* FALLTHROUGH */
-	case (MDOC_Hyphen):
+	case (LIST_hyphen):
 		/* FALLTHROUGH */
-	case (MDOC_Bullet):
+	case (LIST_bullet):
 		SCALE_HS_INIT(&width, 2);
 		break;
 	default:
@@ -1052,7 +1014,8 @@ mdoc_it_pre(MDOC_ARGS)
 
 	/* Get width, offset, and compact arguments. */
 
-	for (wp = -1, comp = i = 0; i < (int)bl->args->argc; i++) 
+	wp = -1;
+	for (comp = i = 0; bl->args && i < (int)bl->args->argc; i++) 
 		switch (bl->args->argv[i].arg) {
 		case (MDOC_Column):
 			wp = i; /* Save for later. */
@@ -1073,13 +1036,13 @@ mdoc_it_pre(MDOC_ARGS)
 	/* Override width in some cases. */
 
 	switch (type) {
-	case (MDOC_Ohang):
+	case (LIST_ohang):
 		/* FALLTHROUGH */
-	case (MDOC_Item):
+	case (LIST_item):
 		/* FALLTHROUGH */
-	case (MDOC_Inset):
+	case (LIST_inset):
 		/* FALLTHROUGH */
-	case (MDOC_Diag):
+	case (LIST_diag):
 		SCALE_HS_INIT(&width, 0);
 		break;
 	default:
@@ -1088,25 +1051,21 @@ mdoc_it_pre(MDOC_ARGS)
 		break;
 	}
 
-	/* Flip to body/block processing. */
-
-	if (MDOC_BODY == n->type)
-		return(mdoc_it_body_pre(m, n, h, type));
-	if (MDOC_BLOCK == n->type)
-		return(mdoc_it_block_pre(m, n, h, type, comp,
-					&offs, &width));
-
-	/* Override column widths. */
-
-	if (MDOC_Column == type) {
+	if (LIST_column == type && MDOC_BODY == n->type) {
 		nn = n->parent->child;
-		for (i = 0; nn && nn != n; nn = nn->next, i++)
-			/* Counter... */ ;
+		for (i = 0; nn && nn != n; nn = nn->next)
+			if (MDOC_BODY == nn->type)
+				i++;
 		if (i < (int)bl->args->argv[wp].sz)
 			a2width(bl->args->argv[wp].value[i], &width);
 	}
 
-	return(mdoc_it_head_pre(m, n, h, type, &width));
+	if (MDOC_HEAD == n->type)
+		return(mdoc_it_head_pre(m, n, h, type, &width));
+	else if (MDOC_BODY == n->type)
+		return(mdoc_it_body_pre(m, n, h, type, &width));
+
+	return(mdoc_it_block_pre(m, n, h, type, comp, &offs, &width));
 }
 
 
@@ -1116,9 +1075,11 @@ mdoc_bl_pre(MDOC_ARGS)
 {
 	struct ord	*ord;
 
+	if (MDOC_HEAD == n->type)
+		return(0);
 	if (MDOC_BLOCK != n->type)
 		return(1);
-	if (MDOC_Enum != a2list(n))
+	if (LIST_enum != n->data.list)
 		return(1);
 
 	ord = malloc(sizeof(struct ord));
@@ -1142,7 +1103,7 @@ mdoc_bl_post(MDOC_ARGS)
 
 	if (MDOC_BLOCK != n->type)
 		return;
-	if (MDOC_Enum != a2list(n))
+	if (LIST_enum != n->data.list)
 		return;
 
 	ord = h->ords.head;
@@ -1178,7 +1139,7 @@ mdoc_ex_pre(MDOC_ARGS)
 			h->flags &= ~HTML_NOSPACE;
 	}
 
-	if (n->child->next)
+	if (n->child && n->child->next)
 		print_text(h, "utilities exit");
 	else
 		print_text(h, "utility exits");
@@ -1286,7 +1247,7 @@ mdoc_d1_pre(MDOC_ARGS)
 
 	/* FIXME: D1 shouldn't be literal. */
 
-	SCALE_VS_INIT(&su, INDENT - 2);
+	SCALE_VS_INIT(&su, INDENT - 1);
 	bufcat_su(h, "margin-left", &su);
 	PAIR_CLASS_INIT(&tag[0], "lit");
 	PAIR_STYLE_INIT(&tag[1], h);
@@ -1362,7 +1323,7 @@ mdoc_bd_pre(MDOC_ARGS)
 	SCALE_VS_INIT(&su, 0);
 
 	type = comp = 0;
-	for (i = 0; i < (int)bl->args->argc; i++) 
+	for (i = 0; bl->args && i < (int)bl->args->argc; i++) 
 		switch (bl->args->argv[i].arg) {
 		case (MDOC_Offset):
 			a2offs(bl->args->argv[i].value[0], &su);
@@ -1386,6 +1347,7 @@ mdoc_bd_pre(MDOC_ARGS)
 		}
 
 	/* FIXME: -centered, etc. formatting. */
+	/* FIXME: does not respect -offset ??? */
 
 	if (MDOC_BLOCK == n->type) {
 		bufcat_su(h, "margin-left", &su);
@@ -1398,7 +1360,8 @@ mdoc_bd_pre(MDOC_ARGS)
 				break;
 		}
 		if (comp) {
-			print_otag(h, TAG_DIV, 0, tag);
+			PAIR_STYLE_INIT(&tag[0], h);
+			print_otag(h, TAG_DIV, 1, tag);
 			return(1);
 		}
 		SCALE_VS_INIT(&su, 1);
@@ -1548,22 +1511,20 @@ mdoc_fa_pre(MDOC_ARGS)
 
 
 /* ARGSUSED */
+static void
+mdoc_fd_post(MDOC_ARGS)
+{
+
+	print_otag(h, TAG_BR, 0, NULL);
+}
+
+
+/* ARGSUSED */
 static int
 mdoc_fd_pre(MDOC_ARGS)
 {
 	struct htmlpair	 tag;
-	struct roffsu	 su;
 
-	if (SEC_SYNOPSIS == n->sec) {
-		if (n->next && MDOC_Fd != n->next->tok) {
-			SCALE_VS_INIT(&su, 1);
-			bufcat_su(h, "margin-bottom", &su);
-			PAIR_STYLE_INIT(&tag, h);
-			print_otag(h, TAG_DIV, 1, &tag);
-		} else
-			print_otag(h, TAG_DIV, 0, NULL);
-	}
-
 	PAIR_CLASS_INIT(&tag, "macro");
 	print_otag(h, TAG_SPAN, 1, &tag);
 	return(1);
@@ -1602,7 +1563,7 @@ mdoc_ft_pre(MDOC_ARGS)
 {
 	struct htmlpair	 tag;
 
-	if (SEC_SYNOPSIS == n->sec)
+	if (SEC_SYNOPSIS == n->sec && MDOC_LINE & n->flags)
 		print_otag(h, TAG_DIV, 0, NULL);
 
 	PAIR_CLASS_INIT(&tag, "ftype");
@@ -1623,6 +1584,7 @@ mdoc_fn_pre(MDOC_ARGS)
 	int			 sz, i;
 	struct roffsu		 su;
 
+	/* NB: MDOC_LINE has no effect on this macro! */
 	if (SEC_SYNOPSIS == n->sec) {
 		SCALE_HS_INIT(&su, INDENT);
 		bufcat_su(h, "margin-left", &su);
@@ -1862,31 +1824,16 @@ mdoc_in_pre(MDOC_ARGS)
 	struct tag		*t;
 	struct htmlpair		 tag[2];
 	int			 i;
-	struct roffsu		 su;
 
-	if (SEC_SYNOPSIS == n->sec) {
-		if (n->next && MDOC_In != n->next->tok) {
-			SCALE_VS_INIT(&su, 1);
-			bufcat_su(h, "margin-bottom", &su);
-			PAIR_STYLE_INIT(&tag[0], h);
-			print_otag(h, TAG_DIV, 1, tag);
-		} else
-			print_otag(h, TAG_DIV, 0, NULL);
-	}
-
-	/* FIXME: there's a buffer bug in here somewhere. */
-
 	PAIR_CLASS_INIT(&tag[0], "includes");
 	print_otag(h, TAG_SPAN, 1, tag);
 
-	if (SEC_SYNOPSIS == n->sec)
+	if (SEC_SYNOPSIS == n->sec && MDOC_LINE & n->flags)
 		print_text(h, "#include");
 
 	print_text(h, "<");
 	h->flags |= HTML_NOSPACE;
 
-	/* XXX -- see warning in termp_in_post(). */
-
 	for (nn = n->child; nn; nn = nn->next) {
 		PAIR_CLASS_INIT(&tag[0], "link-includes");
 		i = 1;
@@ -1904,6 +1851,9 @@ mdoc_in_pre(MDOC_ARGS)
 	h->flags |= HTML_NOSPACE;
 	print_text(h, ">");
 
+	if (SEC_SYNOPSIS == n->sec && MDOC_LINE & n->flags) 
+		print_otag(h, TAG_BR, 0, NULL);
+
 	return(0);
 }
 
@@ -1946,7 +1896,7 @@ mdoc_rv_pre(MDOC_ARGS)
 			print_text(h, "()");
 	}
 
-	if (n->child->next)
+	if (n->child && n->child->next)
 		print_text(h, "functions return");
 	else
 		print_text(h, "function returns");
@@ -2035,8 +1985,7 @@ mdoc_bf_pre(MDOC_ARGS)
 		else if ( ! strcmp("Li", n->head->child->string))
 			PAIR_CLASS_INIT(&tag[0], "lit");
 	} else {
-		assert(n->args);
-		for (i = 0; i < (int)n->args->argc; i++) 
+		for (i = 0; n->args && i < (int)n->args->argc; i++) 
 			switch (n->args->argv[i].arg) {
 			case (MDOC_Symbolic):
 				PAIR_CLASS_INIT(&tag[0], "symb");
@@ -2169,7 +2118,7 @@ mdoc_lb_pre(MDOC_ARGS)
 {
 	struct htmlpair	tag;
 
-	if (SEC_SYNOPSIS == n->sec)
+	if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags)
 		print_otag(h, TAG_DIV, 0, NULL);
 	PAIR_CLASS_INIT(&tag, "lib");
 	print_otag(h, TAG_SPAN, 1, &tag);
@@ -2219,8 +2168,6 @@ mdoc__x_pre(MDOC_ARGS)
 		break;
 	case(MDOC__T):
 		PAIR_CLASS_INIT(&tag[0], "ref-title");
-		print_text(h, "\\(lq");
-		h->flags |= HTML_NOSPACE;
 		break;
 	case(MDOC__U):
 		PAIR_CLASS_INIT(&tag[0], "link-ref");
@@ -2249,14 +2196,8 @@ static void
 mdoc__x_post(MDOC_ARGS)
 {
 
+	/* TODO: %U */
+
 	h->flags |= HTML_NOSPACE;
-	switch (n->tok) {
-	case (MDOC__T):
-		print_text(h, "\\(rq");
-		h->flags |= HTML_NOSPACE;
-		break;
-	default:
-		break;
-	}
 	print_text(h, n->next ? "," : ".");
 }