===================================================================
RCS file: /cvs/mandoc/man_term.c,v
retrieving revision 1.1
retrieving revision 1.7
diff -u -p -r1.1 -r1.7
--- mandoc/man_term.c	2009/03/26 14:38:11	1.1
+++ mandoc/man_term.c	2009/04/05 16:34:22	1.7
@@ -1,4 +1,4 @@
-/* $Id: man_term.c,v 1.1 2009/03/26 14:38:11 kristaps Exp $ */
+/* $Id: man_term.c,v 1.7 2009/04/05 16:34:22 kristaps Exp $ */
 /*
  * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@openbsd.org>
  *
@@ -25,6 +25,11 @@
 #include "term.h"
 #include "man.h"
 
+#ifdef __linux__
+extern	size_t		  strlcpy(char *, const char *, size_t);
+extern	size_t		  strlcat(char *, const char *, size_t);
+#endif
+
 #define	DECL_ARGS 	  struct termp *p, \
 			  const struct man_node *n, \
 			  const struct man_meta *m
@@ -35,8 +40,15 @@ struct	termact {
 };
 
 static	int		  pre_B(DECL_ARGS);
+static	int		  pre_BI(DECL_ARGS);
+static	int		  pre_BR(DECL_ARGS);
 static	int		  pre_I(DECL_ARGS);
+static	int		  pre_IB(DECL_ARGS);
+static	int		  pre_IP(DECL_ARGS);
+static	int		  pre_IR(DECL_ARGS);
 static	int		  pre_PP(DECL_ARGS);
+static	int		  pre_RB(DECL_ARGS);
+static	int		  pre_RI(DECL_ARGS);
 static	int		  pre_SH(DECL_ARGS);
 static	int		  pre_SS(DECL_ARGS);
 static	int		  pre_TP(DECL_ARGS);
@@ -55,19 +67,22 @@ static const struct termact termacts[MAN_MAX] = {
 	{ pre_PP, NULL }, /* LP */
 	{ pre_PP, NULL }, /* PP */
 	{ pre_PP, NULL }, /* P */
-	{ NULL, NULL }, /* IP */
-	{ pre_PP, NULL }, /* HP */ /* XXX */
+	{ pre_IP, NULL }, /* IP */
+	{ pre_PP, NULL }, /* HP */ /* FIXME */
 	{ NULL, NULL }, /* SM */
 	{ pre_B, post_B }, /* SB */
-	{ NULL, NULL }, /* BI */
-	{ NULL, NULL }, /* IB */
-	{ NULL, NULL }, /* BR */
-	{ NULL, NULL }, /* RB */
+	{ pre_BI, NULL }, /* BI */
+	{ pre_IB, NULL }, /* IB */
+	{ pre_BR, NULL }, /* BR */
+	{ pre_RB, NULL }, /* RB */
 	{ NULL, NULL }, /* R */
 	{ pre_B, post_B }, /* B */
 	{ pre_I, post_I }, /* I */
-	{ NULL, NULL }, /* IR */
-	{ NULL, NULL }, /* RI */
+	{ pre_IR, NULL }, /* IR */
+	{ pre_RI, NULL }, /* RI */
+	{ pre_PP, NULL }, /* br */
+	{ NULL, NULL }, /* na */
+	{ pre_I, post_I }, /* i */
 };
 
 static	void		  print_head(struct termp *, 
@@ -91,6 +106,7 @@ man_run(struct termp *p, const struct man *m)
 }
 
 
+/* ARGSUSED */
 static int
 pre_I(DECL_ARGS)
 {
@@ -100,6 +116,7 @@ pre_I(DECL_ARGS)
 }
 
 
+/* ARGSUSED */
 static void
 post_I(DECL_ARGS)
 {
@@ -108,7 +125,124 @@ post_I(DECL_ARGS)
 }
 
 
+/* ARGSUSED */
 static int
+pre_IR(DECL_ARGS)
+{
+	const struct man_node *nn;
+	int		 i;
+
+	for (i = 0, nn = n->child; nn; nn = nn->next, i++) {
+		if ( ! (i % 2))
+			p->flags |= TERMP_UNDER;
+		if (i > 0)
+			p->flags |= TERMP_NOSPACE;
+		print_node(p, nn, m);
+		if ( ! (i % 2))
+			p->flags &= ~TERMP_UNDER;
+	}
+	return(0);
+}
+
+
+/* ARGSUSED */
+static int
+pre_IB(DECL_ARGS)
+{
+	const struct man_node *nn;
+	int		 i;
+
+	for (i = 0, nn = n->child; nn; nn = nn->next, i++) {
+		p->flags |= i % 2 ? TERMP_BOLD : TERMP_UNDER;
+		if (i > 0)
+			p->flags |= TERMP_NOSPACE;
+		print_node(p, nn, m);
+		p->flags &= i % 2 ? ~TERMP_BOLD : ~TERMP_UNDER;
+	}
+	return(0);
+}
+
+
+/* ARGSUSED */
+static int
+pre_RB(DECL_ARGS)
+{
+	const struct man_node *nn;
+	int		 i;
+
+	for (i = 0, nn = n->child; nn; nn = nn->next, i++) {
+		if (i % 2)
+			p->flags |= TERMP_BOLD;
+		if (i > 0)
+			p->flags |= TERMP_NOSPACE;
+		print_node(p, nn, m);
+		if (i % 2)
+			p->flags &= ~TERMP_BOLD;
+	}
+	return(0);
+}
+
+
+/* ARGSUSED */
+static int
+pre_RI(DECL_ARGS)
+{
+	const struct man_node *nn;
+	int		 i;
+
+	for (i = 0, nn = n->child; nn; nn = nn->next, i++) {
+		if ( ! (i % 2))
+			p->flags |= TERMP_UNDER;
+		if (i > 0)
+			p->flags |= TERMP_NOSPACE;
+		print_node(p, nn, m);
+		if ( ! (i % 2))
+			p->flags &= ~TERMP_UNDER;
+	}
+	return(0);
+}
+
+
+/* ARGSUSED */
+static int
+pre_BR(DECL_ARGS)
+{
+	const struct man_node *nn;
+	int		 i;
+
+	for (i = 0, nn = n->child; nn; nn = nn->next, i++) {
+		if ( ! (i % 2))
+			p->flags |= TERMP_BOLD;
+		if (i > 0)
+			p->flags |= TERMP_NOSPACE;
+		print_node(p, nn, m);
+		if ( ! (i % 2))
+			p->flags &= ~TERMP_BOLD;
+	}
+	return(0);
+}
+
+
+/* ARGSUSED */
+static int
+pre_BI(DECL_ARGS)
+{
+	const struct man_node *nn;
+	int		 i;
+
+	for (i = 0, nn = n->child; nn; nn = nn->next, i++) {
+		p->flags |= i % 2 ? TERMP_UNDER : TERMP_BOLD;
+		if (i > 0)
+			p->flags |= TERMP_NOSPACE;
+		print_node(p, nn, m);
+		p->flags &= i % 2 ? ~TERMP_UNDER : ~TERMP_BOLD;
+	}
+	return(0);
+}
+
+
+/* ARGSUSED */
+static int
 pre_B(DECL_ARGS)
 {
 
@@ -117,6 +251,7 @@ pre_B(DECL_ARGS)
 }
 
 
+/* ARGSUSED */
 static void
 post_B(DECL_ARGS)
 {
@@ -125,6 +260,7 @@ post_B(DECL_ARGS)
 }
 
 
+/* ARGSUSED */
 static int
 pre_PP(DECL_ARGS)
 {
@@ -135,7 +271,36 @@ pre_PP(DECL_ARGS)
 }
 
 
+/* ARGSUSED */
 static int
+pre_IP(DECL_ARGS)
+{
+	const struct man_node *nn;
+	size_t		 offs;
+
+	term_vspace(p);
+	p->offset = INDENT;
+
+	if (NULL == (nn = n->child))
+		return(1);
+	if (MAN_TEXT != nn->type)
+		errx(1, "expected text line argument");
+
+	if (nn->next) {
+		if (MAN_TEXT != nn->next->type)
+			errx(1, "expected text line argument");
+		offs = (size_t)atoi(nn->next->string);
+	} else
+		offs = strlen(nn->string);
+
+	p->flags |= TERMP_NOSPACE;
+	p->offset += offs;
+	return(0);
+}
+
+
+/* ARGSUSED */
+static int
 pre_TP(DECL_ARGS)
 {
 	const struct man_node *nn;
@@ -150,7 +315,7 @@ pre_TP(DECL_ARGS)
 	if (nn->line == n->line) {
 		if (MAN_TEXT != nn->type)
 			errx(1, "expected text line argument");
-		offs = atoi(nn->string);
+		offs = (size_t)atoi(nn->string);
 		nn = nn->next;
 	} else
 		offs = INDENT;
@@ -165,6 +330,7 @@ pre_TP(DECL_ARGS)
 }
 
 
+/* ARGSUSED */
 static int
 pre_SS(DECL_ARGS)
 {
@@ -175,6 +341,7 @@ pre_SS(DECL_ARGS)
 }
 
 
+/* ARGSUSED */
 static void
 post_SS(DECL_ARGS)
 {
@@ -185,6 +352,7 @@ post_SS(DECL_ARGS)
 }
 
 
+/* ARGSUSED */
 static int
 pre_SH(DECL_ARGS)
 {
@@ -196,6 +364,7 @@ pre_SH(DECL_ARGS)
 }
 
 
+/* ARGSUSED */
 static void
 post_SH(DECL_ARGS)
 {
@@ -210,7 +379,7 @@ post_SH(DECL_ARGS)
 static void
 print_node(DECL_ARGS)
 {
-	int		 c;
+	int		 c, sz;
 
 	c = 1;
 
@@ -220,11 +389,21 @@ print_node(DECL_ARGS)
 			c = (*termacts[n->tok].pre)(p, n, m);
 		break;
 	case(MAN_TEXT):
-		if (*n->string) {
-			term_word(p, n->string);
+		if (0 == *n->string) {
+			term_vspace(p);
 			break;
 		}
-		term_vspace(p);
+		/*
+		 * Note!  This is hacky.  Here, we recognise the `\c'
+		 * escape embedded in so many -man pages.  It's supposed
+		 * to remove the subsequent space, so we mark NOSPACE if
+		 * it's encountered in the string.
+		 */
+		sz = (int)strlen(n->string);
+		term_word(p, n->string);
+		if (sz >= 2 && n->string[sz - 1] == 'c' &&
+				n->string[sz - 2] == '\\')
+			p->flags |= TERMP_NOSPACE;
 		break;
 	default:
 		break;
@@ -272,13 +451,6 @@ print_foot(struct termp *p, const struct man_meta *met
 #endif
 		err(1, "strftime");
 
-	/*
-	 * This is /slightly/ different from regular groff output
-	 * because we don't have page numbers.  Print the following:
-	 *
-	 * OS                                            MDOCDATE
-	 */
-
 	term_vspace(p);
 
 	p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
@@ -315,19 +487,6 @@ print_head(struct termp *p, const struct man_meta *met
 		err(1, "malloc");
 	if (NULL == (title = malloc(p->rmargin)))
 		err(1, "malloc");
-
-	/*
-	 * The header is strange.  It has three components, which are
-	 * really two with the first duplicated.  It goes like this:
-	 *
-	 * IDENTIFIER              TITLE                   IDENTIFIER
-	 *
-	 * The IDENTIFIER is NAME(SECTION), which is the command-name
-	 * (if given, or "unknown" if not) followed by the manual page
-	 * section.  These are given in `Dt'.  The TITLE is a free-form
-	 * string depending on the manual volume.  If not specified, it
-	 * switches on the manual section.
-	 */
 
 	if (meta->vol)
 		(void)strlcpy(buf, meta->vol, p->rmargin);