===================================================================
RCS file: /cvs/mandoc/mdoc_html.c,v
retrieving revision 1.164
retrieving revision 1.184
diff -u -p -r1.164 -r1.184
--- mandoc/mdoc_html.c	2011/04/23 08:56:29	1.164
+++ mandoc/mdoc_html.c	2012/11/17 00:26:33	1.184
@@ -1,4 +1,4 @@
-/*	$Id: mdoc_html.c,v 1.164 2011/04/23 08:56:29 kristaps Exp $ */
+/*	$Id: mdoc_html.c,v 1.184 2012/11/17 00:26:33 schwarze Exp $ */
 /*
  * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
  *
@@ -34,9 +34,8 @@
 #include "main.h"
 
 #define	INDENT		 5
-#define	HALFINDENT	 3
 
-#define	MDOC_ARGS	  const struct mdoc_meta *m, \
+#define	MDOC_ARGS	  const struct mdoc_meta *meta, \
 			  const struct mdoc_node *n, \
 			  struct html *h
 
@@ -190,7 +189,7 @@ static	const struct htmlmdoc mdocs[MDOC_MAX] = {
 	{NULL, NULL}, /* Ec */ /* FIXME: no space */
 	{NULL, NULL}, /* Ef */
 	{mdoc_em_pre, NULL}, /* Em */ 
-	{NULL, NULL}, /* Eo */
+	{mdoc_quote_pre, mdoc_quote_post}, /* Eo */
 	{mdoc_xx_pre, NULL}, /* Fx */
 	{mdoc_ms_pre, NULL}, /* Ms */
 	{mdoc_igndelim_pre, NULL}, /* No */
@@ -261,19 +260,12 @@ static	const char * const lists[LIST_MAX] = {
 };
 
 void
-html_mdoc(void *arg, const struct mdoc *m)
+html_mdoc(void *arg, const struct mdoc *mdoc)
 {
-	struct html 	*h;
-	struct tag	*t;
 
-	h = (struct html *)arg;
-
-	print_gen_decls(h);
-	t = print_otag(h, TAG_HTML, 0, NULL);
-	print_mdoc(mdoc_meta(m), mdoc_node(m), h);
-	print_tagq(h, t);
-
-	printf("\n");
+	print_mdoc(mdoc_meta(mdoc), mdoc_node(mdoc),
+			(struct html *)arg);
+	putchar('\n');
 }
 
 
@@ -288,7 +280,7 @@ a2width(const char *p, struct roffsu *su)
 
 	if ( ! a2roffsu(p, su, SCALE_MAX)) {
 		su->unit = SCALE_BU;
-		su->scale = (int)strlen(p);
+		su->scale = html_strlen(p);
 	}
 }
 
@@ -353,24 +345,31 @@ a2offs(const char *p, struct roffsu *su)
 		SCALE_HS_INIT(su, INDENT);
 	else if (0 == strcmp(p, "indent-two"))
 		SCALE_HS_INIT(su, INDENT * 2);
-	else if ( ! a2roffsu(p, su, SCALE_MAX)) {
-		su->unit = SCALE_BU;
-		su->scale = (int)strlen(p);
-	}
+	else if ( ! a2roffsu(p, su, SCALE_MAX))
+		SCALE_HS_INIT(su, html_strlen(p));
 }
 
 
 static void
 print_mdoc(MDOC_ARGS)
 {
-	struct tag	*t;
+	struct tag	*t, *tt;
+	struct htmlpair	 tag;
 
-	t = print_otag(h, TAG_HEAD, 0, NULL);
-	print_mdoc_head(m, n, h);
-	print_tagq(h, t);
+	PAIR_CLASS_INIT(&tag, "mandoc");
 
-	t = print_otag(h, TAG_BODY, 0, NULL);
-	print_mdoc_nodelist(m, n, h);
+	if ( ! (HTML_FRAGMENT & h->oflags)) {
+		print_gen_decls(h);
+		t = print_otag(h, TAG_HTML, 0, NULL);
+		tt = print_otag(h, TAG_HEAD, 0, NULL);
+		print_mdoc_head(meta, n, h);
+		print_tagq(h, tt);
+		print_otag(h, TAG_BODY, 0, NULL);
+		print_otag(h, TAG_DIV, 1, &tag);
+	} else 
+		t = print_otag(h, TAG_DIV, 1, &tag);
+
+	print_mdoc_nodelist(meta, n, h);
 	print_tagq(h, t);
 }
 
@@ -382,13 +381,10 @@ print_mdoc_head(MDOC_ARGS)
 
 	print_gen_head(h);
 	bufinit(h);
-	buffmt(h, "%s(%s)", m->title, m->msec);
+	bufcat_fmt(h, "%s(%s)", meta->title, meta->msec);
 
-	if (m->arch) {
-		bufcat(h, " (");
-		bufcat(h, m->arch);
-		bufcat(h, ")");
-	}
+	if (meta->arch)
+		bufcat_fmt(h, " (%s)", meta->arch);
 
 	print_otag(h, TAG_TITLE, 0, NULL);
 	print_text(h, h->buf);
@@ -399,9 +395,9 @@ static void
 print_mdoc_nodelist(MDOC_ARGS)
 {
 
-	print_mdoc_node(m, n, h);
+	print_mdoc_node(meta, n, h);
 	if (n->next)
-		print_mdoc_nodelist(m, n->next, h);
+		print_mdoc_nodelist(meta, n->next, h);
 }
 
 
@@ -410,15 +406,13 @@ print_mdoc_node(MDOC_ARGS)
 {
 	int		 child;
 	struct tag	*t;
-	struct htmlpair	 tag;
 
 	child = 1;
 	t = h->tags.head;
 
-	bufinit(h);
 	switch (n->type) {
 	case (MDOC_ROOT):
-		child = mdoc_root_pre(m, n, h);
+		child = mdoc_root_pre(meta, n, h);
 		break;
 	case (MDOC_TEXT):
 		/* No tables in this mode... */
@@ -438,9 +432,7 @@ print_mdoc_node(MDOC_ARGS)
 			h->flags |= HTML_NOSPACE;
 		return;
 	case (MDOC_EQN):
-		PAIR_CLASS_INIT(&tag, "eqn");
-		print_otag(h, TAG_SPAN, 1, &tag);
-		print_text(h, n->eqn->data);
+		print_eqn(h, n->eqn);
 		break;
 	case (MDOC_TBL):
 		/*
@@ -463,7 +455,7 @@ print_mdoc_node(MDOC_ARGS)
 
 		assert(NULL == h->tblt);
 		if (mdocs[n->tok].pre && ENDBODY_NOT == n->end)
-			child = (*mdocs[n->tok].pre)(m, n, h);
+			child = (*mdocs[n->tok].pre)(meta, n, h);
 		break;
 	}
 
@@ -480,20 +472,19 @@ print_mdoc_node(MDOC_ARGS)
 	}
 
 	if (child && n->child)
-		print_mdoc_nodelist(m, n->child, h);
+		print_mdoc_nodelist(meta, n->child, h);
 
 	print_stagq(h, t);
 
-	bufinit(h);
 	switch (n->type) {
 	case (MDOC_ROOT):
-		mdoc_root_post(m, n, h);
+		mdoc_root_post(meta, n, h);
 		break;
 	case (MDOC_EQN):
 		break;
 	default:
 		if (mdocs[n->tok].post && ENDBODY_NOT == n->end)
-			(*mdocs[n->tok].post)(m, n, h);
+			(*mdocs[n->tok].post)(meta, n, h);
 		break;
 	}
 }
@@ -507,33 +498,25 @@ mdoc_root_post(MDOC_ARGS)
 
 	PAIR_SUMMARY_INIT(&tag[0], "Document Footer");
 	PAIR_CLASS_INIT(&tag[1], "foot");
-	if (NULL == h->style) {
-		PAIR_INIT(&tag[2], ATTR_WIDTH, "100%");
-		t = print_otag(h, TAG_TABLE, 3, tag);
-		PAIR_INIT(&tag[0], ATTR_WIDTH, "50%");
-		print_otag(h, TAG_COL, 1, tag);
-		print_otag(h, TAG_COL, 1, tag);
-	} else
-		t = print_otag(h, TAG_TABLE, 2, tag);
+	PAIR_INIT(&tag[2], ATTR_WIDTH, "100%");
+	t = print_otag(h, TAG_TABLE, 3, tag);
+	PAIR_INIT(&tag[0], ATTR_WIDTH, "50%");
+	print_otag(h, TAG_COL, 1, tag);
+	print_otag(h, TAG_COL, 1, tag);
 
-	t = print_otag(h, TAG_TBODY, 0, NULL);
+	print_otag(h, TAG_TBODY, 0, NULL);
 
 	tt = print_otag(h, TAG_TR, 0, NULL);
 
 	PAIR_CLASS_INIT(&tag[0], "foot-date");
 	print_otag(h, TAG_TD, 1, tag);
-
-	print_text(h, m->date);
+	print_text(h, meta->date);
 	print_stagq(h, tt);
 
 	PAIR_CLASS_INIT(&tag[0], "foot-os");
-	if (NULL == h->style) {
-		PAIR_INIT(&tag[1], ATTR_ALIGN, "right");
-		print_otag(h, TAG_TD, 2, tag);
-	} else 
-		print_otag(h, TAG_TD, 1, tag);
-
-	print_text(h, m->os);
+	PAIR_INIT(&tag[1], ATTR_ALIGN, "right");
+	print_otag(h, TAG_TD, 2, tag);
+	print_text(h, meta->os);
 	print_tagq(h, t);
 }
 
@@ -546,27 +529,24 @@ mdoc_root_pre(MDOC_ARGS)
 	struct tag	*t, *tt;
 	char		 b[BUFSIZ], title[BUFSIZ];
 
-	strlcpy(b, m->vol, BUFSIZ);
+	strlcpy(b, meta->vol, BUFSIZ);
 
-	if (m->arch) {
+	if (meta->arch) {
 		strlcat(b, " (", BUFSIZ);
-		strlcat(b, m->arch, BUFSIZ);
+		strlcat(b, meta->arch, BUFSIZ);
 		strlcat(b, ")", BUFSIZ);
 	}
 
-	snprintf(title, BUFSIZ - 1, "%s(%s)", m->title, m->msec);
+	snprintf(title, BUFSIZ - 1, "%s(%s)", meta->title, meta->msec);
 
 	PAIR_SUMMARY_INIT(&tag[0], "Document Header");
 	PAIR_CLASS_INIT(&tag[1], "head");
-	if (NULL == h->style) {
-		PAIR_INIT(&tag[2], ATTR_WIDTH, "100%");
-		t = print_otag(h, TAG_TABLE, 3, tag);
-		PAIR_INIT(&tag[0], ATTR_WIDTH, "30%");
-		print_otag(h, TAG_COL, 1, tag);
-		print_otag(h, TAG_COL, 1, tag);
-		print_otag(h, TAG_COL, 1, tag);
-	} else
-		t = print_otag(h, TAG_TABLE, 2, tag);
+	PAIR_INIT(&tag[2], ATTR_WIDTH, "100%");
+	t = print_otag(h, TAG_TABLE, 3, tag);
+	PAIR_INIT(&tag[0], ATTR_WIDTH, "30%");
+	print_otag(h, TAG_COL, 1, tag);
+	print_otag(h, TAG_COL, 1, tag);
+	print_otag(h, TAG_COL, 1, tag);
 
 	print_otag(h, TAG_TBODY, 0, NULL);
 
@@ -574,27 +554,18 @@ mdoc_root_pre(MDOC_ARGS)
 
 	PAIR_CLASS_INIT(&tag[0], "head-ltitle");
 	print_otag(h, TAG_TD, 1, tag);
-
 	print_text(h, title);
 	print_stagq(h, tt);
 
 	PAIR_CLASS_INIT(&tag[0], "head-vol");
-	if (NULL == h->style) {
-		PAIR_INIT(&tag[1], ATTR_ALIGN, "center");
-		print_otag(h, TAG_TD, 2, tag);
-	} else 
-		print_otag(h, TAG_TD, 1, tag);
-
+	PAIR_INIT(&tag[1], ATTR_ALIGN, "center");
+	print_otag(h, TAG_TD, 2, tag);
 	print_text(h, b);
 	print_stagq(h, tt);
 
 	PAIR_CLASS_INIT(&tag[0], "head-rtitle");
-	if (NULL == h->style) {
-		PAIR_INIT(&tag[1], ATTR_ALIGN, "right");
-		print_otag(h, TAG_TD, 2, tag);
-	} else 
-		print_otag(h, TAG_TD, 1, tag);
-
+	PAIR_INIT(&tag[1], ATTR_ALIGN, "right");
+	print_otag(h, TAG_TD, 2, tag);
 	print_text(h, title);
 	print_tagq(h, t);
 	return(1);
@@ -606,7 +577,6 @@ static int
 mdoc_sh_pre(MDOC_ARGS)
 {
 	struct htmlpair	 tag;
-	char		 buf[BUFSIZ];
 
 	if (MDOC_BLOCK == n->type) {
 		PAIR_CLASS_INIT(&tag, "section");
@@ -615,25 +585,29 @@ mdoc_sh_pre(MDOC_ARGS)
 	} else if (MDOC_BODY == n->type)
 		return(1);
 
-	buf[0] = '\0';
-	for (n = n->child; n; n = n->next) {
-		html_idcat(buf, n->string, BUFSIZ);
-		if (n->next)
-			html_idcat(buf, " ", BUFSIZ);
+	bufinit(h);
+	bufcat(h, "x");
+
+	for (n = n->child; n && MDOC_TEXT == n->type; ) {
+		bufcat_id(h, n->string);
+		if (NULL != (n = n->next))
+			bufcat_id(h, " ");
 	}
 
-	PAIR_ID_INIT(&tag, buf);
-	print_otag(h, TAG_H1, 1, &tag);
+	if (NULL == n) {
+		PAIR_ID_INIT(&tag, h->buf);
+		print_otag(h, TAG_H1, 1, &tag);
+	} else
+		print_otag(h, TAG_H1, 0, NULL);
+
 	return(1);
 }
 
-
 /* ARGSUSED */
 static int
 mdoc_ss_pre(MDOC_ARGS)
 {
 	struct htmlpair	 tag;
-	char		 buf[BUFSIZ];
 
 	if (MDOC_BLOCK == n->type) {
 		PAIR_CLASS_INIT(&tag, "subsection");
@@ -642,15 +616,21 @@ mdoc_ss_pre(MDOC_ARGS)
 	} else if (MDOC_BODY == n->type)
 		return(1);
 
-	buf[0] = '\0';
-	for (n = n->child; n; n = n->next) {
-		html_idcat(buf, n->string, BUFSIZ);
-		if (n->next)
-			html_idcat(buf, " ", BUFSIZ);
+	bufinit(h);
+	bufcat(h, "x");
+
+	for (n = n->child; n && MDOC_TEXT == n->type; ) {
+		bufcat_id(h, n->string);
+		if (NULL != (n = n->next))
+			bufcat_id(h, " ");
 	}
 
-	PAIR_ID_INIT(&tag, buf);
-	print_otag(h, TAG_H2, 1, &tag);
+	if (NULL == n) {
+		PAIR_ID_INIT(&tag, h->buf);
+		print_otag(h, TAG_H2, 1, &tag);
+	} else
+		print_otag(h, TAG_H2, 0, NULL);
+
 	return(1);
 }
 
@@ -703,20 +683,20 @@ mdoc_nm_pre(MDOC_ARGS)
 {
 	struct htmlpair	 tag;
 	struct roffsu	 su;
-	size_t		 len;
+	int		 len;
 
 	switch (n->type) {
 	case (MDOC_ELEM):
 		synopsis_pre(h, n);
 		PAIR_CLASS_INIT(&tag, "name");
 		print_otag(h, TAG_B, 1, &tag);
-		if (NULL == n->child && m->name)
-			print_text(h, m->name);
+		if (NULL == n->child && meta->name)
+			print_text(h, meta->name);
 		return(1);
 	case (MDOC_HEAD):
 		print_otag(h, TAG_TD, 0, NULL);
-		if (NULL == n->child && m->name)
-			print_text(h, m->name);
+		if (NULL == n->child && meta->name)
+			print_text(h, meta->name);
 		return(1);
 	case (MDOC_BODY):
 		print_otag(h, TAG_TD, 0, NULL);
@@ -731,13 +711,14 @@ mdoc_nm_pre(MDOC_ARGS)
 
 	for (len = 0, n = n->child; n; n = n->next)
 		if (MDOC_TEXT == n->type)
-			len += strlen(n->string);
+			len += html_strlen(n->string);
 
-	if (0 == len && m->name)
-		len = strlen(m->name);
+	if (0 == len && meta->name)
+		len = html_strlen(meta->name);
 
 	SCALE_HS_INIT(&su, (double)len);
-	bufcat_su(h, "min-width", &su);
+	bufinit(h);
+	bufcat_su(h, "width", &su);
 	PAIR_STYLE_INIT(&tag, h);
 	print_otag(h, TAG_COL, 1, &tag);
 	print_otag(h, TAG_COL, 0, NULL);
@@ -899,6 +880,8 @@ mdoc_it_pre(MDOC_ARGS)
 	assert(lists[type]);
 	PAIR_CLASS_INIT(&tag[0], lists[type]);
 
+	bufinit(h);
+
 	if (MDOC_HEAD == n->type) {
 		switch (type) {
 		case(LIST_bullet):
@@ -1017,8 +1000,8 @@ mdoc_bl_pre(MDOC_ARGS)
 		 */
 
 		for (i = 0; i < (int)n->norm->Bl.ncols; i++) {
-			a2width(n->norm->Bl.cols[i], &su);
 			bufinit(h);
+			a2width(n->norm->Bl.cols[i], &su);
 			if (i < (int)n->norm->Bl.ncols - 1)
 				bufcat_su(h, "width", &su);
 			else
@@ -1031,6 +1014,7 @@ mdoc_bl_pre(MDOC_ARGS)
 	}
 
 	SCALE_VS_INIT(&su, 0);
+	bufinit(h);
 	bufcat_su(h, "margin-top", &su);
 	bufcat_su(h, "margin-bottom", &su);
 	PAIR_STYLE_INIT(&tag[0], h);
@@ -1147,6 +1131,7 @@ mdoc_d1_pre(MDOC_ARGS)
 		return(1);
 
 	SCALE_VS_INIT(&su, 0);
+	bufinit(h);
 	bufcat_su(h, "margin-top", &su);
 	bufcat_su(h, "margin-bottom", &su);
 	PAIR_STYLE_INIT(&tag[0], h);
@@ -1171,17 +1156,18 @@ static int
 mdoc_sx_pre(MDOC_ARGS)
 {
 	struct htmlpair	 tag[2];
-	char		 buf[BUFSIZ];
 
-	strlcpy(buf, "#", BUFSIZ);
-	for (n = n->child; n; n = n->next) {
-		html_idcat(buf, n->string, BUFSIZ);
-		if (n->next)
-			html_idcat(buf, " ", BUFSIZ);
+	bufinit(h);
+	bufcat(h, "#x");
+
+	for (n = n->child; n; ) {
+		bufcat_id(h, n->string);
+		if (NULL != (n = n->next))
+			bufcat_id(h, " ");
 	}
 
 	PAIR_CLASS_INIT(&tag[0], "link-sec");
-	PAIR_HREF_INIT(&tag[1], buf);
+	PAIR_HREF_INIT(&tag[1], h->buf);
 
 	print_otag(h, TAG_I, 1, tag);
 	print_otag(h, TAG_A, 2, tag);
@@ -1219,7 +1205,8 @@ mdoc_bd_pre(MDOC_ARGS)
 	SCALE_HS_INIT(&su, 0);
 	if (n->norm->Bd.offs)
 		a2offs(n->norm->Bd.offs, &su);
-
+	
+	bufinit(h);
 	bufcat_su(h, "margin-left", &su);
 	PAIR_STYLE_INIT(&tag[0], h);
 
@@ -1239,7 +1226,7 @@ mdoc_bd_pre(MDOC_ARGS)
 	h->flags |= HTML_LITERAL;
 
 	for (nn = n->child; nn; nn = nn->next) {
-		print_mdoc_node(m, nn, h);
+		print_mdoc_node(meta, nn, h);
 		/*
 		 * If the printed node flushes its own line, then we
 		 * needn't do it here as well.  This is hacky, but the
@@ -1438,7 +1425,6 @@ mdoc_fd_pre(MDOC_ARGS)
 			buf[sz - 1] = '\0';
 
 		PAIR_CLASS_INIT(&tag[0], "link-includes");
-		bufinit(h);
 		
 		i = 1;
 		if (h->base_includes) {
@@ -1560,8 +1546,8 @@ mdoc_fn_pre(MDOC_ARGS)
 	print_text(h, "(");
 	h->flags |= HTML_NOSPACE;
 
-	bufinit(h);
 	PAIR_CLASS_INIT(&tag[0], "farg");
+	bufinit(h);
 	bufcat_style(h, "white-space", "nowrap");
 	PAIR_STYLE_INIT(&tag[1], h);
 
@@ -1635,11 +1621,13 @@ mdoc_sp_pre(MDOC_ARGS)
 	SCALE_VS_INIT(&su, 1);
 
 	if (MDOC_sp == n->tok) {
-		if (n->child)
-			a2roffsu(n->child->string, &su, SCALE_VS);
+		if (NULL != (n = n->child))
+			if ( ! a2roffsu(n->string, &su, SCALE_VS))
+				SCALE_VS_INIT(&su, atoi(n->string));
 	} else
 		su.scale = 0;
 
+	bufinit(h);
 	bufcat_su(h, "height", &su);
 	PAIR_STYLE_INIT(&tag, h);
 	print_otag(h, TAG_DIV, 1, &tag);
@@ -1667,11 +1655,12 @@ mdoc_lk_pre(MDOC_ARGS)
 
 	print_otag(h, TAG_A, 2, tag);
 
-	for (n = n->next; n; n = n->next) {
-		assert(MDOC_TEXT == n->type);
+	if (NULL == n->next)
 		print_text(h, n->string);
-	}
 
+	for (n = n->next; n; n = n->next)
+		print_text(h, n->string);
+
 	return(0);
 }
 
@@ -1776,10 +1765,8 @@ mdoc_in_pre(MDOC_ARGS)
 		assert(MDOC_TEXT == n->type);
 
 		PAIR_CLASS_INIT(&tag[0], "link-includes");
-		bufinit(h);
 
 		i = 1;
-
 		if (h->base_includes) {
 			buffmt_includes(h, n->string);
 			PAIR_HREF_INIT(&tag[i], h->buf);
@@ -1918,6 +1905,7 @@ mdoc_bf_pre(MDOC_ARGS)
 	 * We want this to be inline-formatted, but needs to be div to
 	 * accept block children. 
 	 */
+	bufinit(h);
 	bufcat_style(h, "display", "inline");
 	SCALE_HS_INIT(&su, 1);
 	/* Needs a left-margin for spacing. */
@@ -1985,7 +1973,7 @@ mdoc_li_pre(MDOC_ARGS)
 	struct htmlpair	tag;
 
 	PAIR_CLASS_INIT(&tag, "lit");
-	print_otag(h, TAG_SPAN, 1, &tag);
+	print_otag(h, TAG_CODE, 1, &tag);
 	return(1);
 }
 
@@ -2198,6 +2186,8 @@ mdoc_quote_pre(MDOC_ARGS)
 		PAIR_CLASS_INIT(&tag, "opt");
 		print_otag(h, TAG_SPAN, 1, &tag);
 		break;
+	case (MDOC_Eo):
+		break;
 	case (MDOC_Do):
 		/* FALLTHROUGH */
 	case (MDOC_Dq):
@@ -2213,7 +2203,11 @@ mdoc_quote_pre(MDOC_ARGS)
 		print_text(h, "(");
 		break;
 	case (MDOC_Ql):
-		/* FALLTHROUGH */
+		print_text(h, "\\(oq");
+		h->flags |= HTML_NOSPACE;
+		PAIR_CLASS_INIT(&tag, "lit");
+		print_otag(h, TAG_CODE, 1, &tag);
+		break;
 	case (MDOC_So):
 		/* FALLTHROUGH */
 	case (MDOC_Sq):
@@ -2259,6 +2253,8 @@ mdoc_quote_post(MDOC_ARGS)
 	case (MDOC_Bq):
 		print_text(h, "\\(rB");
 		break;
+	case (MDOC_Eo):
+		break;
 	case (MDOC_Qo):
 		/* FALLTHROUGH */
 	case (MDOC_Qq):
@@ -2278,7 +2274,7 @@ mdoc_quote_post(MDOC_ARGS)
 	case (MDOC_So):
 		/* FALLTHROUGH */
 	case (MDOC_Sq):
-		print_text(h, "\\(aq");
+		print_text(h, "\\(cq");
 		break;
 	default:
 		abort();