===================================================================
RCS file: /cvs/mandoc/mdoc_term.c,v
retrieving revision 1.21
retrieving revision 1.38
diff -u -p -r1.21 -r1.38
--- mandoc/mdoc_term.c	2009/07/05 19:25:10	1.21
+++ mandoc/mdoc_term.c	2009/07/13 07:23:07	1.38
@@ -1,4 +1,4 @@
-/*	$Id: mdoc_term.c,v 1.21 2009/07/05 19:25:10 kristaps Exp $ */
+/*	$Id: mdoc_term.c,v 1.38 2009/07/13 07:23:07 kristaps Exp $ */
 /*
  * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se>
  *
@@ -80,108 +80,99 @@ const	int ttypes[TTYPE_NMAX] = {
 	TERMP_BOLD		/* TTYPE_LIST */
 };
 
-/* XXX - clean this up. */
-
 struct	termpair {
 	struct termpair	 *ppair;
-	int		  type;
-#define	TERMPAIR_FLAG	 (1 << 0)
-	int	  	  flag;		/* Whether being used. */
-	size_t	  	  offset;	/* Left margin. */
-	size_t	  	  rmargin;	/* Right margin. */
-	int		  count;	/* Enum count. */
+	int	  	  flag;	
+	int		  count;
 };
 
-#define	TERMPAIR_SETFLAG(termp, p, fl) \
-	do { \
-		assert(! (TERMPAIR_FLAG & (p)->type)); \
-		(termp)->flags |= (fl); \
-		(p)->flag = (fl); \
-		(p)->type |= TERMPAIR_FLAG; \
-	} while ( /* CONSTCOND */ 0)
+#define	DECL_ARGS struct termp *p, \
+		  struct termpair *pair, \
+	  	  const struct mdoc_meta *meta, \
+		  const struct mdoc_node *node
 
-#define	DECL_ARGS \
-	struct termp *p, struct termpair *pair, \
-	const struct mdoc_meta *meta, \
-	const struct mdoc_node *node
-
-#define	DECL_PRE(name) \
-static	int	 	  name##_pre(DECL_ARGS)
-#define	DECL_POST(name) \
-static	void	 	  name##_post(DECL_ARGS)
-#define	DECL_PREPOST(name) \
-DECL_PRE(name); \
-DECL_POST(name);
-
-DECL_PREPOST(termp__t);
-DECL_PREPOST(termp_aq);
-DECL_PREPOST(termp_bd);
-DECL_PREPOST(termp_bq);
-DECL_PREPOST(termp_brq);
-DECL_PREPOST(termp_d1);
-DECL_PREPOST(termp_dq);
-DECL_PREPOST(termp_fd);
-DECL_PREPOST(termp_fn);
-DECL_PREPOST(termp_fo);
-DECL_PREPOST(termp_ft);
-DECL_PREPOST(termp_in);
-DECL_PREPOST(termp_it);
-DECL_PREPOST(termp_lb);
-DECL_PREPOST(termp_op);
-DECL_PREPOST(termp_pf);
-DECL_PREPOST(termp_pq);
-DECL_PREPOST(termp_qq);
-DECL_PREPOST(termp_sh);
-DECL_PREPOST(termp_ss);
-DECL_PREPOST(termp_sq);
-DECL_PREPOST(termp_vt);
-
-DECL_PRE(termp__j);
-DECL_PRE(termp_ap);
-DECL_PRE(termp_ar);
-DECL_PRE(termp_at);
-DECL_PRE(termp_bf);
-DECL_PRE(termp_bsx);
-DECL_PRE(termp_bt);
-DECL_PRE(termp_cd);
-DECL_PRE(termp_cm);
-DECL_PRE(termp_dx);
-DECL_PRE(termp_em);
-DECL_PRE(termp_ex);
-DECL_PRE(termp_fa);
-DECL_PRE(termp_fl);
-DECL_PRE(termp_fx);
-DECL_PRE(termp_ic);
-DECL_PRE(termp_lk);
-DECL_PRE(termp_ms);
-DECL_PRE(termp_mt);
-DECL_PRE(termp_nd);
-DECL_PRE(termp_nm);
-DECL_PRE(termp_ns);
-DECL_PRE(termp_nx);
-DECL_PRE(termp_ox);
-DECL_PRE(termp_pa);
-DECL_PRE(termp_pp);
-DECL_PRE(termp_rs);
-DECL_PRE(termp_rv);
-DECL_PRE(termp_sm);
-DECL_PRE(termp_st);
-DECL_PRE(termp_sx);
-DECL_PRE(termp_sy);
-DECL_PRE(termp_ud);
-DECL_PRE(termp_ux);
-DECL_PRE(termp_va);
-DECL_PRE(termp_xr);
-
-DECL_POST(termp___);
-DECL_POST(termp_bl);
-DECL_POST(termp_bx);
-
 struct	termact {
 	int	(*pre)(DECL_ARGS);
 	void	(*post)(DECL_ARGS);
 };
 
+static	void	  termp____post(DECL_ARGS);
+static	void	  termp__t_post(DECL_ARGS);
+static	void	  termp_aq_post(DECL_ARGS);
+static	void	  termp_bd_post(DECL_ARGS);
+static	void	  termp_bl_post(DECL_ARGS);
+static	void	  termp_bq_post(DECL_ARGS);
+static	void	  termp_brq_post(DECL_ARGS);
+static	void	  termp_bx_post(DECL_ARGS);
+static	void	  termp_d1_post(DECL_ARGS);
+static	void	  termp_dq_post(DECL_ARGS);
+static	void	  termp_fd_post(DECL_ARGS);
+static	void	  termp_fn_post(DECL_ARGS);
+static	void	  termp_fo_post(DECL_ARGS);
+static	void	  termp_ft_post(DECL_ARGS);
+static	void	  termp_in_post(DECL_ARGS);
+static	void	  termp_it_post(DECL_ARGS);
+static	void	  termp_lb_post(DECL_ARGS);
+static	void	  termp_op_post(DECL_ARGS);
+static	void	  termp_pf_post(DECL_ARGS);
+static	void	  termp_pq_post(DECL_ARGS);
+static	void	  termp_qq_post(DECL_ARGS);
+static	void	  termp_sh_post(DECL_ARGS);
+static	void	  termp_sq_post(DECL_ARGS);
+static	void	  termp_ss_post(DECL_ARGS);
+static	void	  termp_vt_post(DECL_ARGS);
+
+static	int	  termp__j_pre(DECL_ARGS);
+static	int	  termp__t_pre(DECL_ARGS);
+static	int	  termp_ap_pre(DECL_ARGS);
+static	int	  termp_aq_pre(DECL_ARGS);
+static	int	  termp_ar_pre(DECL_ARGS);
+static	int	  termp_bd_pre(DECL_ARGS);
+static	int	  termp_bf_pre(DECL_ARGS);
+static	int	  termp_bq_pre(DECL_ARGS);
+static	int	  termp_brq_pre(DECL_ARGS);
+static	int	  termp_bt_pre(DECL_ARGS);
+static	int	  termp_cd_pre(DECL_ARGS);
+static	int	  termp_cm_pre(DECL_ARGS);
+static	int	  termp_d1_pre(DECL_ARGS);
+static	int	  termp_dq_pre(DECL_ARGS);
+static	int	  termp_em_pre(DECL_ARGS);
+static	int	  termp_ex_pre(DECL_ARGS);
+static	int	  termp_fa_pre(DECL_ARGS);
+static	int	  termp_fd_pre(DECL_ARGS);
+static	int	  termp_fl_pre(DECL_ARGS);
+static	int	  termp_fn_pre(DECL_ARGS);
+static	int	  termp_fo_pre(DECL_ARGS);
+static	int	  termp_ft_pre(DECL_ARGS);
+static	int	  termp_ic_pre(DECL_ARGS);
+static	int	  termp_in_pre(DECL_ARGS);
+static	int	  termp_it_pre(DECL_ARGS);
+static	int	  termp_lk_pre(DECL_ARGS);
+static	int	  termp_ms_pre(DECL_ARGS);
+static	int	  termp_mt_pre(DECL_ARGS);
+static	int	  termp_nd_pre(DECL_ARGS);
+static	int	  termp_nm_pre(DECL_ARGS);
+static	int	  termp_ns_pre(DECL_ARGS);
+static	int	  termp_op_pre(DECL_ARGS);
+static	int	  termp_pa_pre(DECL_ARGS);
+static	int	  termp_pf_pre(DECL_ARGS);
+static	int	  termp_pp_pre(DECL_ARGS);
+static	int	  termp_pq_pre(DECL_ARGS);
+static	int	  termp_qq_pre(DECL_ARGS);
+static	int	  termp_rs_pre(DECL_ARGS);
+static	int	  termp_rv_pre(DECL_ARGS);
+static	int	  termp_sh_pre(DECL_ARGS);
+static	int	  termp_sm_pre(DECL_ARGS);
+static	int	  termp_sq_pre(DECL_ARGS);
+static	int	  termp_ss_pre(DECL_ARGS);
+static	int	  termp_sx_pre(DECL_ARGS);
+static	int	  termp_sy_pre(DECL_ARGS);
+static	int	  termp_ud_pre(DECL_ARGS);
+static	int	  termp_va_pre(DECL_ARGS);
+static	int	  termp_vt_pre(DECL_ARGS);
+static	int	  termp_xr_pre(DECL_ARGS);
+static	int	  termp_xx_pre(DECL_ARGS);
+
 static const struct termact termacts[MDOC_MAX] = {
 	{ termp_ap_pre, NULL }, /* Ap */
 	{ NULL, NULL }, /* Dd */
@@ -220,7 +211,7 @@ static const struct termact termacts[MDOC_MAX] = {
 	{ NULL, NULL }, /* Ot */
 	{ termp_pa_pre, NULL }, /* Pa */
 	{ termp_rv_pre, NULL }, /* Rv */
-	{ termp_st_pre, NULL }, /* St */ 
+	{ NULL, NULL }, /* St */ 
 	{ termp_va_pre, NULL }, /* Va */
 	{ termp_vt_pre, termp_vt_post }, /* Vt */ 
 	{ termp_xr_pre, NULL }, /* Xr */
@@ -238,12 +229,12 @@ static const struct termact termacts[MDOC_MAX] = {
 	{ NULL, NULL }, /* Ac */
 	{ termp_aq_pre, termp_aq_post }, /* Ao */
 	{ termp_aq_pre, termp_aq_post }, /* Aq */
-	{ termp_at_pre, NULL }, /* At */
+	{ NULL, NULL }, /* At */
 	{ NULL, NULL }, /* Bc */
 	{ termp_bf_pre, NULL }, /* Bf */ 
 	{ termp_bq_pre, termp_bq_post }, /* Bo */
 	{ termp_bq_pre, termp_bq_post }, /* Bq */
-	{ termp_bsx_pre, NULL }, /* Bsx */
+	{ termp_xx_pre, NULL }, /* Bsx */
 	{ NULL, termp_bx_post }, /* Bx */
 	{ NULL, NULL }, /* Db */
 	{ NULL, NULL }, /* Dc */
@@ -253,12 +244,12 @@ static const struct termact termacts[MDOC_MAX] = {
 	{ NULL, NULL }, /* Ef */
 	{ termp_em_pre, NULL }, /* Em */ 
 	{ NULL, NULL }, /* Eo */
-	{ termp_fx_pre, NULL }, /* Fx */
+	{ termp_xx_pre, NULL }, /* Fx */
 	{ termp_ms_pre, NULL }, /* Ms */
 	{ NULL, NULL }, /* No */
 	{ termp_ns_pre, NULL }, /* Ns */
-	{ termp_nx_pre, NULL }, /* Nx */
-	{ termp_ox_pre, NULL }, /* Ox */
+	{ termp_xx_pre, NULL }, /* Nx */
+	{ termp_xx_pre, NULL }, /* Ox */
 	{ NULL, NULL }, /* Pc */
 	{ termp_pf_pre, termp_pf_post }, /* Pf */
 	{ termp_pq_pre, termp_pq_post }, /* Po */
@@ -276,7 +267,7 @@ static const struct termact termacts[MDOC_MAX] = {
 	{ termp_sx_pre, NULL }, /* Sx */
 	{ termp_sy_pre, NULL }, /* Sy */
 	{ NULL, NULL }, /* Tn */
-	{ termp_ux_pre, NULL }, /* Ux */
+	{ termp_xx_pre, NULL }, /* Ux */
 	{ NULL, NULL }, /* Xc */
 	{ NULL, NULL }, /* Xo */
 	{ termp_fo_pre, termp_fo_post }, /* Fo */ 
@@ -289,7 +280,7 @@ static const struct termact termacts[MDOC_MAX] = {
 	{ NULL, NULL }, /* Hf */
 	{ NULL, NULL }, /* Fr */
 	{ termp_ud_pre, NULL }, /* Ud */
-	{ termp_lb_pre, termp_lb_post }, /* Lb */
+	{ NULL, termp_lb_post }, /* Lb */
 	{ termp_pp_pre, NULL }, /* Lp */ 
 	{ termp_lk_pre, NULL }, /* Lk */ 
 	{ termp_mt_pre, NULL }, /* Mt */ 
@@ -299,7 +290,7 @@ static const struct termact termacts[MDOC_MAX] = {
 	{ NULL, NULL }, /* %C */ 
 	{ NULL, NULL }, /* Es */ 
 	{ NULL, NULL }, /* En */ 
-	{ termp_dx_pre, NULL }, /* Dx */ 
+	{ termp_xx_pre, NULL }, /* Dx */ 
 	{ NULL, NULL }, /* %Q */ 
 };
 
@@ -333,7 +324,6 @@ mdoc_run(struct termp *p, const struct mdoc *m)
 	 * Main output function.  When this is called, assume that the
 	 * tree is properly formed.
 	 */
-
 	print_head(p, mdoc_meta(m));
 	assert(mdoc_node(m));
 	assert(MDOC_ROOT == mdoc_node(m)->type);
@@ -360,13 +350,13 @@ print_node(DECL_ARGS)
 {
 	int		 dochild;
 	struct termpair	 npair;
+	size_t		 offset, rmargin;
 
-	/* Pre-processing. */
-
 	dochild = 1;
+	offset = p->offset;
+	rmargin = p->rmargin;
+
 	npair.ppair = pair;
-	npair.type = 0;
-	npair.offset = npair.rmargin = 0;
 	npair.flag = 0;
 	npair.count = 0;
 
@@ -379,20 +369,20 @@ print_node(DECL_ARGS)
 
 	/* Children. */
 
-	if (TERMPAIR_FLAG & npair.type)
-		p->flags |= npair.flag;
+	p->flags |= npair.flag;
 
 	if (dochild && node->child)
 		print_body(p, &npair, meta, node->child);
 
-	if (TERMPAIR_FLAG & npair.type)
-		p->flags &= ~npair.flag;
-
 	/* Post-processing. */
 
 	if (MDOC_TEXT != node->type)
 		if (termacts[node->tok].post)
 			(*termacts[node->tok].post)(p, &npair, meta, node);
+
+	p->offset = offset;
+	p->rmargin = rmargin;
+	p->flags &= ~npair.flag;
 }
 
 
@@ -581,16 +571,15 @@ arg_listtype(const struct mdoc_node *n)
 			/* FALLTHROUGH */
 		case (MDOC_Column):
 			/* FALLTHROUGH */
+		case (MDOC_Hang):
+			/* FALLTHROUGH */
 		case (MDOC_Ohang):
 			return(n->args->argv[i].arg);
 		default:
 			break;
 		}
 
-	/* FIXME: mandated by parser. */
-
-	errx(1, "list type not supported");
-	/* NOTREACHED */
+	return(-1);
 }
 
 
@@ -721,8 +710,6 @@ termp_it_pre(DECL_ARGS)
 
 	/* Save parent attributes. */
 
-	pair->offset = p->offset;
-	pair->rmargin = p->rmargin;
 	pair->flag = p->flags;
 
 	/* Get list width and offset. */
@@ -738,6 +725,7 @@ termp_it_pre(DECL_ARGS)
 	(void)arg_getattrs(keys, vals, 3, bl);
 
 	type = arg_listtype(bl);
+	assert(-1 != type);
 
 	/* Calculate real width and offset. */
 
@@ -764,7 +752,7 @@ termp_it_pre(DECL_ARGS)
 	/* 
 	 * List-type can override the width in the case of fixed-head
 	 * values (bullet, dash/hyphen, enum).  Tags need a non-zero
-	 * offset.
+	 * offset.  FIXME: double-check that correct.
 	 */
 
 	switch (type) {
@@ -780,6 +768,8 @@ termp_it_pre(DECL_ARGS)
 		if (width < 5)
 			width = 5;
 		break;
+	case (MDOC_Hang):
+		/* FALLTHROUGH */
 	case (MDOC_Tag):
 		if (0 == width)
 			width = 10;
@@ -797,6 +787,8 @@ termp_it_pre(DECL_ARGS)
 	case (MDOC_Diag):
 		term_word(p, "\\ ");
 		/* FALLTHROUGH */
+	case (MDOC_Hang):
+		/* FALLTHROUGH */
 	case (MDOC_Inset):
 		if (MDOC_BODY == node->type) 
 			p->flags &= ~TERMP_NOSPACE;
@@ -838,11 +830,17 @@ termp_it_pre(DECL_ARGS)
 		/* FALLTHROUGH */
 	case (MDOC_Hyphen):
 		/* FALLTHROUGH */
+	case (MDOC_Hang):
+		/* FALLTHROUGH */
 	case (MDOC_Tag):
 		if (MDOC_HEAD == node->type)
 			p->flags |= TERMP_NOBREAK;
 		else
 			p->flags |= TERMP_NOLPAD;
+
+		if (MDOC_HEAD == node->type && MDOC_Hang == type)
+			p->flags |= TERMP_NONOBREAK;
+
 		if (MDOC_HEAD == node->type && MDOC_Tag == type)
 			if (NULL == node->next ||
 					NULL == node->next->child)
@@ -884,6 +882,8 @@ termp_it_pre(DECL_ARGS)
 		/* FALLTHROUGH */
 	case (MDOC_Hyphen):
 		/* FALLTHROUGH */
+	case (MDOC_Hang):
+		/* FALLTHROUGH */
 	case (MDOC_Tag):
 		if (MDOC_HEAD == node->type)
 			p->rmargin = p->offset + width;
@@ -913,7 +913,7 @@ termp_it_pre(DECL_ARGS)
 			/* FALLTHROUGH */
 		case (MDOC_Hyphen):
 			p->flags |= TERMP_BOLD;
-			term_word(p, "\\-");
+			term_word(p, "\\(hy");
 			break;
 		case (MDOC_Enum):
 			(pair->ppair->ppair->count)++;
@@ -966,6 +966,7 @@ termp_it_post(DECL_ARGS)
 		return;
 
 	type = arg_listtype(node->parent->parent->parent);
+	assert(-1 != type);
 
 	switch (type) {
 	case (MDOC_Diag):
@@ -985,8 +986,6 @@ termp_it_post(DECL_ARGS)
 		break;
 	}
 
-	p->offset = pair->offset;
-	p->rmargin = pair->rmargin;
 	p->flags = pair->flag;
 }
 
@@ -999,7 +998,9 @@ termp_nm_pre(DECL_ARGS)
 	if (SEC_SYNOPSIS == node->sec)
 		term_newln(p);
 
-	TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_PROG]);
+	pair->flag |= ttypes[TTYPE_PROG];
+	p->flags |= ttypes[TTYPE_PROG];
+
 	if (NULL == node->child)
 		term_word(p, meta->name);
 
@@ -1012,7 +1013,8 @@ static int
 termp_fl_pre(DECL_ARGS)
 {
 
-	TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_CMD_FLAG]);
+	pair->flag |= ttypes[TTYPE_CMD_FLAG];
+	p->flags |= ttypes[TTYPE_CMD_FLAG];
 	term_word(p, "\\-");
 	p->flags |= TERMP_NOSPACE;
 	return(1);
@@ -1024,7 +1026,7 @@ static int
 termp_ar_pre(DECL_ARGS)
 {
 
-	TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_CMD_ARG]);
+	pair->flag |= ttypes[TTYPE_CMD_ARG];
 	return(1);
 }
 
@@ -1051,18 +1053,6 @@ termp_pp_pre(DECL_ARGS)
 
 /* ARGSUSED */
 static int
-termp_st_pre(DECL_ARGS)
-{
-	const char	*cp;
-
-	if (node->child && (cp = mdoc_a2st(node->child->string)))
-		term_word(p, cp);
-	return(0);
-}
-
-
-/* ARGSUSED */
-static int
 termp_rs_pre(DECL_ARGS)
 {
 
@@ -1078,13 +1068,10 @@ termp_rv_pre(DECL_ARGS)
 {
 	int		 i;
 
-	/* FIXME: mandated by parser. */
+	i = arg_getattr(MDOC_Std, node);
+	assert(-1 != i);
+	assert(node->args->argv[i].sz);
 
-	if (-1 == (i = arg_getattr(MDOC_Std, node)))
-		errx(1, "expected -std argument");
-	if (1 != node->args->argv[i].sz)
-		errx(1, "expected -std argument");
-
 	term_newln(p);
 	term_word(p, "The");
 
@@ -1113,13 +1100,10 @@ termp_ex_pre(DECL_ARGS)
 {
 	int		 i;
 
-	/* FIXME: mandated by parser? */
+	i = arg_getattr(MDOC_Std, node);
+	assert(-1 != i);
+	assert(node->args->argv[i].sz);
 
-	if (-1 == (i = arg_getattr(MDOC_Std, node)))
-		errx(1, "expected -std argument");
-	if (1 != node->args->argv[i].sz)
-		errx(1, "expected -std argument");
-
 	term_word(p, "The");
 	p->flags |= ttypes[TTYPE_PROG];
 	term_word(p, *node->args->argv[i].value);
@@ -1135,7 +1119,19 @@ static int
 termp_nd_pre(DECL_ARGS)
 {
 
+	if (MDOC_BODY != node->type)
+		return(1);
+
+	/* 
+	 * XXX: signed off by jmc@openbsd.org.  This technically
+	 * produces a minus sign after the Nd, which is wrong, but is
+	 * consistent with the historic OpenBSD tmac file.
+	 */
+#if defined(__OpenBSD__) || defined(__linux__)
 	term_word(p, "\\-");
+#else
+	term_word(p, "\\(em");
+#endif
 	return(1);
 }
 
@@ -1190,7 +1186,7 @@ termp_vt_pre(DECL_ARGS)
 {
 
 	/* FIXME: this can be "type name". */
-	TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_VAR_DECL]);
+	pair->flag |= ttypes[TTYPE_VAR_DECL];
 	return(1);
 }
 
@@ -1200,7 +1196,11 @@ static void
 termp_vt_post(DECL_ARGS)
 {
 
-	if (node->sec == SEC_SYNOPSIS)
+	if (node->sec != SEC_SYNOPSIS)
+		return;
+	if (node->next && MDOC_Vt == node->next->tok)
+		term_newln(p);
+	else if (node->next)
 		term_vspace(p);
 }
 
@@ -1210,11 +1210,7 @@ static int
 termp_fd_pre(DECL_ARGS)
 {
 
-	/* 
-	 * FIXME: this naming is bad.  This value is used, in general,
-	 * for the #include header or other preprocessor statement.
-	 */
-	TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_FUNC_DECL]);
+	pair->flag |= ttypes[TTYPE_FUNC_DECL];
 	return(1);
 }
 
@@ -1226,6 +1222,7 @@ termp_fd_post(DECL_ARGS)
 
 	if (node->sec != SEC_SYNOPSIS)
 		return;
+
 	term_newln(p);
 	if (node->next && MDOC_Fd != node->next->tok)
 		term_vspace(p);
@@ -1240,7 +1237,7 @@ termp_sh_pre(DECL_ARGS)
 	switch (node->type) {
 	case (MDOC_HEAD):
 		term_vspace(p);
-		TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_SECTION]);
+		pair->flag |= ttypes[TTYPE_SECTION];
 		break;
 	case (MDOC_BODY):
 		p->offset = INDENT;
@@ -1299,23 +1296,6 @@ termp_bt_pre(DECL_ARGS)
 
 
 /* ARGSUSED */
-static int
-termp_lb_pre(DECL_ARGS)
-{
-	const char	*lb;
-
-	assert(node->child && MDOC_TEXT == node->child->type);
-	lb = mdoc_a2lib(node->child->string);
-	if (lb) {
-		term_word(p, lb);
-		return(0);
-	}
-	term_word(p, "library");
-	return(1);
-}
-
-
-/* ARGSUSED */
 static void
 termp_lb_post(DECL_ARGS)
 {
@@ -1342,8 +1322,7 @@ termp_d1_pre(DECL_ARGS)
 	if (MDOC_BLOCK != node->type)
 		return(1);
 	term_newln(p);
-	pair->offset = INDENT + 1;
-	p->offset += pair->offset;
+	p->offset += (INDENT + 1);
 	return(1);
 }
 
@@ -1356,7 +1335,6 @@ termp_d1_post(DECL_ARGS)
 	if (MDOC_BLOCK != node->type) 
 		return;
 	term_newln(p);
-	p->offset -= pair->offset;
 }
 
 
@@ -1393,7 +1371,7 @@ termp_ft_pre(DECL_ARGS)
 	if (SEC_SYNOPSIS == node->sec)
 		if (node->prev && MDOC_Fo == node->prev->tok)
 			term_vspace(p);
-	TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_FUNC_TYPE]);
+	pair->flag |= ttypes[TTYPE_FUNC_TYPE];
 	return(1);
 }
 
@@ -1449,7 +1427,6 @@ termp_fn_post(DECL_ARGS)
 
 	if (node->sec == SEC_SYNOPSIS && node->next)
 		term_vspace(p);
-
 }
 
 
@@ -1458,7 +1435,7 @@ static int
 termp_sx_pre(DECL_ARGS)
 {
 
-	TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_LINK]);
+	pair->flag |= ttypes[TTYPE_LINK];
 	return(1);
 }
 
@@ -1470,7 +1447,7 @@ termp_fa_pre(DECL_ARGS)
 	struct mdoc_node *n;
 
 	if (node->parent->tok != MDOC_Fo) {
-		TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_FUNC_ARG]);
+		pair->flag |= ttypes[TTYPE_FUNC_ARG];
 		return(1);
 	}
 
@@ -1494,7 +1471,7 @@ static int
 termp_va_pre(DECL_ARGS)
 {
 
-	TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_VAR_DECL]);
+	pair->flag |= ttypes[TTYPE_VAR_DECL];
 	return(1);
 }
 
@@ -1526,8 +1503,6 @@ termp_bd_pre(DECL_ARGS)
 	if (NULL == node->parent->args)
 		errx(1, "missing display type");
 
-	pair->offset = p->offset;
-
 	for (type = -1, i = 0; 
 			i < (int)node->parent->args->argc; i++) {
 		switch (node->parent->args->argv[i].arg) {
@@ -1597,7 +1572,6 @@ termp_bd_post(DECL_ARGS)
 
 	term_flushln(p);
 	p->flags &= ~TERMP_LITERAL;
-	p->offset = pair->offset;
 	p->flags |= TERMP_NOSPACE;
 }
 
@@ -1628,16 +1602,6 @@ termp_qq_post(DECL_ARGS)
 
 
 /* ARGSUSED */
-static int
-termp_bsx_pre(DECL_ARGS)
-{
-
-	term_word(p, "BSDI BSD/OS");
-	return(1);
-}
-
-
-/* ARGSUSED */
 static void
 termp_bx_post(DECL_ARGS)
 {
@@ -1650,56 +1614,42 @@ termp_bx_post(DECL_ARGS)
 
 /* ARGSUSED */
 static int
-termp_ox_pre(DECL_ARGS)
+termp_xx_pre(DECL_ARGS)
 {
+	const char	*pp;
 
-	term_word(p, "OpenBSD");
-	return(1);
-}
+	pp = NULL;
+	switch (node->tok) {
+	case (MDOC_Bsx):
+		pp = "BSDI BSD/OS";
+		break;
+	case (MDOC_Dx):
+		pp = "DragonFlyBSD";
+		break;
+	case (MDOC_Fx):
+		pp = "FreeBSD";
+		break;
+	case (MDOC_Nx):
+		pp = "NetBSD";
+		break;
+	case (MDOC_Ox):
+		pp = "OpenBSD";
+		break;
+	case (MDOC_Ux):
+		pp = "UNIX";
+		break;
+	default:
+		break;
+	}
 
-
-/* ARGSUSED */
-static int
-termp_dx_pre(DECL_ARGS)
-{
-
-	term_word(p, "DragonFly");
+	assert(pp);
+	term_word(p, pp);
 	return(1);
 }
 
 
 /* ARGSUSED */
 static int
-termp_ux_pre(DECL_ARGS)
-{
-
-	term_word(p, "UNIX");
-	return(1);
-}
-
-
-/* ARGSUSED */
-static int
-termp_fx_pre(DECL_ARGS)
-{
-
-	term_word(p, "FreeBSD");
-	return(1);
-}
-
-
-/* ARGSUSED */
-static int
-termp_nx_pre(DECL_ARGS)
-{
-
-	term_word(p, "NetBSD");
-	return(1);
-}
-
-
-/* ARGSUSED */
-static int
 termp_sq_pre(DECL_ARGS)
 {
 
@@ -1755,7 +1705,7 @@ termp_ss_pre(DECL_ARGS)
 			term_vspace(p);
 		break;
 	case (MDOC_HEAD):
-		TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_SSECTION]);
+		pair->flag |= ttypes[TTYPE_SSECTION];
 		p->offset = HALFINDENT;
 		break;
 	default:
@@ -1771,14 +1721,8 @@ static void
 termp_ss_post(DECL_ARGS)
 {
 
-	switch (node->type) {
-	case (MDOC_HEAD):
+	if (MDOC_HEAD == node->type)
 		term_newln(p);
-		p->offset = INDENT;
-		break;
-	default:
-		break;
-	}
 }
 
 
@@ -1787,7 +1731,7 @@ static int
 termp_pa_pre(DECL_ARGS)
 {
 
-	TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_FILE]);
+	pair->flag |= ttypes[TTYPE_FILE];
 	return(1);
 }
 
@@ -1797,7 +1741,7 @@ static int
 termp_em_pre(DECL_ARGS)
 {
 
-	TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_EMPH]);
+	pair->flag |= ttypes[TTYPE_EMPH];
 	return(1);
 }
 
@@ -1807,7 +1751,7 @@ static int
 termp_cd_pre(DECL_ARGS)
 {
 
-	TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_CONFIG]);
+	pair->flag |= ttypes[TTYPE_CONFIG];
 	term_newln(p);
 	return(1);
 }
@@ -1818,7 +1762,7 @@ static int
 termp_cm_pre(DECL_ARGS)
 {
 
-	TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_CMD_FLAG]);
+	pair->flag |= ttypes[TTYPE_CMD_FLAG];
 	return(1);
 }
 
@@ -1828,7 +1772,7 @@ static int
 termp_ic_pre(DECL_ARGS)
 {
 
-	TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_CMD]);
+	pair->flag |= ttypes[TTYPE_CMD];
 	return(1);
 }
 
@@ -1838,8 +1782,12 @@ static int
 termp_in_pre(DECL_ARGS)
 {
 
-	TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_INCLUDE]);
-	term_word(p, "#include");
+	pair->flag |= ttypes[TTYPE_INCLUDE];
+	p->flags |= ttypes[TTYPE_INCLUDE];
+
+	if (SEC_SYNOPSIS == node->sec)
+		term_word(p, "#include");
+
 	term_word(p, "<");
 	p->flags |= TERMP_NOSPACE;
 	return(1);
@@ -1854,9 +1802,16 @@ termp_in_post(DECL_ARGS)
 	p->flags |= TERMP_NOSPACE;
 	term_word(p, ">");
 
-	term_newln(p);
 	if (SEC_SYNOPSIS != node->sec)
 		return;
+
+	term_newln(p);
+	/* 
+	 * XXX Not entirely correct.  If `.In foo bar' is specified in
+	 * the SYNOPSIS section, then it produces a single break after
+	 * the <foo>; mandoc asserts a vertical space.  Since this
+	 * construction is rarely used, I think it's fine.
+	 */
 	if (node->next && MDOC_In != node->next->tok)
 		term_vspace(p);
 }
@@ -1864,24 +1819,6 @@ termp_in_post(DECL_ARGS)
 
 /* ARGSUSED */
 static int
-termp_at_pre(DECL_ARGS)
-{
-	const char	*att;
-
-	att = NULL;
-
-	if (node->child)
-		att = mdoc_a2att(node->child->string);
-	if (NULL == att)
-		att = "AT&T UNIX";
-
-	term_word(p, att);
-	return(0);
-}
-
-
-/* ARGSUSED */
-static int
 termp_brq_pre(DECL_ARGS)
 {
 
@@ -1961,14 +1898,13 @@ termp_fo_pre(DECL_ARGS)
 	const struct mdoc_node *n;
 
 	if (MDOC_BODY == node->type) {
+		p->flags |= TERMP_NOSPACE;
 		term_word(p, "(");
 		p->flags |= TERMP_NOSPACE;
 		return(1);
 	} else if (MDOC_HEAD != node->type) 
 		return(1);
 
-	/* XXX - groff shows only first parameter */
-
 	p->flags |= ttypes[TTYPE_FUNC_NAME];
 	for (n = node->child; n; n = n->next) {
 		assert(MDOC_TEXT == n->type);
@@ -2001,25 +1937,25 @@ termp_bf_pre(DECL_ARGS)
 {
 	const struct mdoc_node	*n;
 
-	if (MDOC_HEAD == node->type) {
+	if (MDOC_HEAD == node->type)
 		return(0);
-	} else if (MDOC_BLOCK != node->type)
+	else if (MDOC_BLOCK != node->type)
 		return(1);
 
 	if (NULL == (n = node->head->child)) {
 		if (arg_hasattr(MDOC_Emphasis, node))
-			TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_EMPH]);
+			pair->flag |= ttypes[TTYPE_EMPH];
 		else if (arg_hasattr(MDOC_Symbolic, node))
-			TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_SYMB]);
+			pair->flag |= ttypes[TTYPE_SYMB];
 
 		return(1);
 	} 
 
 	assert(MDOC_TEXT == n->type);
 	if (0 == strcmp("Em", n->string))
-		TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_EMPH]);
+		pair->flag |= ttypes[TTYPE_EMPH];
 	else if (0 == strcmp("Sy", n->string))
-		TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_EMPH]);
+		pair->flag |= ttypes[TTYPE_SYMB];
 
 	return(1);
 }
@@ -2030,7 +1966,7 @@ static int
 termp_sy_pre(DECL_ARGS)
 {
 
-	TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_SYMB]);
+	pair->flag |= ttypes[TTYPE_SYMB];
 	return(1);
 }
 
@@ -2040,7 +1976,7 @@ static int
 termp_ms_pre(DECL_ARGS)
 {
 
-	TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_SYMBOL]);
+	pair->flag |= ttypes[TTYPE_SYMBOL];
 	return(1);
 }
 
@@ -2079,7 +2015,7 @@ static int
 termp__j_pre(DECL_ARGS)
 {
 
-	TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_REF_JOURNAL]);
+	pair->flag |= ttypes[TTYPE_REF_JOURNAL];
 	return(1);
 }
 
@@ -2126,7 +2062,7 @@ termp_lk_pre(DECL_ARGS)
 	n = node->child;
 
 	if (NULL == n->next) {
-		TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_LINK_ANCHOR]);
+		pair->flag |= ttypes[TTYPE_LINK_ANCHOR];
 		return(1);
 	}
 
@@ -2150,7 +2086,7 @@ static int
 termp_mt_pre(DECL_ARGS)
 {
 
-	TERMPAIR_SETFLAG(p, pair, ttypes[TTYPE_LINK_ANCHOR]);
+	pair->flag |= ttypes[TTYPE_LINK_ANCHOR];
 	return(1);
 }