Added `PD' to -man (doesn't do anything, yet).

8 files changed, 16 insertions, 2 deletions

diff --git a/man.7 b/man.7
index 3e4ac1c9..d3d102af 100644
--- a/man.7
+++ b/man.7
@@ -290,6 +290,7 @@ If a next-line macro is proceded by a block macro, it is ignored.
 .It Sx \&I   Ta    n         Ta    next-line
 .It Sx \&IB  Ta    n         Ta    current
 .It Sx \&IR  Ta    n         Ta    current
+.It Sx \&PD  Ta    n         Ta    current
 .It Sx \&R   Ta    n         Ta    next-line
 .It Sx \&RB  Ta    n         Ta    current
 .It Sx \&RI  Ta    n         Ta    current
@@ -308,6 +309,7 @@ If a next-line macro is proceded by a block macro, it is ignored.
 .
 .Pp
 The
+.Sx \&PD ,
 .Sx \&RS ,
 .Sx \&RE ,
 .Sx \&UC ,
@@ -370,6 +372,7 @@ No closure refers to an explicit block closing macro.
 If a block macro is next-line scoped, it may only be followed by in-line
 macros (excluding
 .Sx \&DT ,
+.Sx \&PD ,
 .Sx \&TH ,
 .Sx \&UC ,
 .Sx \&br ,
@@ -525,6 +528,8 @@ If
 .Va width
 is specified, it's saved for later paragraph left-margins; if
 unspecified, the saved or default width is used.
+.Ss \&PD
+Has no effect.  Included for compatibility.
 .Ss \&UC
 Has no effect.  Included for compatibility.
 .Ss \&br
diff --git a/man.c b/man.c
index c303dd6c..e51ba768 100644
--- a/man.c
+++ b/man.c
@@ -56,7 +56,7 @@ const	char *const __man_macronames[MAN_MAX] = {
 	"R",		"B",		"I",		"IR",
 	"RI",		"na",		"i",		"sp",
 	"nf",		"fi",		"r",		"RE",
-	"RS",		"DT",		"UC"
+	"RS",		"DT",		"UC",		"PD"
 	};
 
 const	char * const *man_macronames = __man_macronames;
diff --git a/man.h b/man.h
index f1ba698c..d264f4a0 100644
--- a/man.h
+++ b/man.h
@@ -50,7 +50,8 @@
 #define	MAN_RS		 28
 #define	MAN_DT		 29
 #define	MAN_UC		 30
-#define	MAN_MAX	 	 31
+#define	MAN_PD		 31
+#define	MAN_MAX	 	 32
 
 enum	man_type {
 	MAN_TEXT,
diff --git a/man_action.c b/man_action.c
index 1d197766..6e608310 100644
--- a/man_action.c
+++ b/man_action.c
@@ -63,6 +63,7 @@ const	struct actions man_actions[MAN_MAX] = {
 	{ NULL }, /* RS */
 	{ NULL }, /* DT */
 	{ NULL }, /* UC */
+	{ NULL }, /* PD */
 };
 
 static	time_t	  man_atotime(const char *);
diff --git a/man_html.c b/man_html.c
index 82170e9f..113d00b2 100644
--- a/man_html.c
+++ b/man_html.c
@@ -30,6 +30,7 @@
 #include "main.h"
 
 /* TODO: preserve ident widths. */
+/* FIXME: have PD set the default vspace width. */
 
 #define	INDENT		  5
 #define	HALFINDENT	  3
@@ -104,6 +105,7 @@ static	const struct htmlman mans[MAN_MAX] = {
 	{ man_RS_pre, NULL }, /* RS */
 	{ man_ign_pre, NULL }, /* DT */
 	{ man_ign_pre, NULL }, /* UC */
+	{ man_ign_pre, NULL }, /* PD */
 };
 
 
diff --git a/man_macro.c b/man_macro.c
index 9e1760ab..9c290e45 100644
--- a/man_macro.c
+++ b/man_macro.c
@@ -67,6 +67,7 @@ const	struct man_macro __man_macros[MAN_MAX] = {
 	{ blk_imp, MAN_EXPLICIT }, /* RS */
 	{ in_line_eoln, 0 }, /* DT */
 	{ in_line_eoln, 0 }, /* UC */
+	{ in_line_eoln, 0 }, /* PD */
 };
 
 const	struct man_macro * const man_macros = __man_macros;
diff --git a/man_term.c b/man_term.c
index 76e07ecc..4dc1d858 100644
--- a/man_term.c
+++ b/man_term.c
@@ -32,6 +32,8 @@
 #define	INDENT		  7
 #define	HALFINDENT	  3
 
+/* FIXME: have PD set the default vspace width. */
+
 struct	mtermp {
 	int		  fl;
 #define	MANT_LITERAL	 (1 << 0)
@@ -141,6 +143,7 @@ static	const struct termact termacts[MAN_MAX] = {
 	{ pre_RS, post_RS }, /* RS */
 	{ pre_ign, NULL }, /* DT */
 	{ pre_ign, NULL }, /* UC */
+	{ pre_ign, NULL }, /* PD */
 };
 
 
diff --git a/man_validate.c b/man_validate.c
index 8b292336..85a6f387 100644
--- a/man_validate.c
+++ b/man_validate.c
@@ -86,6 +86,7 @@ static	const struct man_valid man_valids[MAN_MAX] = {
 	{ NULL, posts_part }, /* RS */
 	{ NULL, NULL }, /* DT */
 	{ NULL, NULL }, /* UC */
+	{ NULL, NULL }, /* PD */
 };