Replacement of `Lb' in mdoc_action.c.

Added warning against bogus `Lb' (like groff does).
Added proper quotes around `Lb' in mdoc_term.c.
Moved mdoc_a2lib -> libmdoc (where it belongs).

6 files changed, 49 insertions, 23 deletions

diff --git a/libmdoc.h b/libmdoc.h
index 55f018da..1b3efc27 100644
--- a/libmdoc.h
+++ b/libmdoc.h
@@ -97,6 +97,7 @@ enum	merr {
 	EQUOTPHR,
 	ENOCTX,
 	ESPACE,
+	ELIB,
 	MERRMAX
 };
 
@@ -154,6 +155,7 @@ time_t		  mdoc_atotime(const char *);
 
 size_t		  mdoc_macro2len(int);
 const char	 *mdoc_a2att(const char *);
+const char	 *mdoc_a2lib(const char *);
 const char	 *mdoc_a2st(const char *);
 const char	 *mdoc_a2arch(const char *);
 const char	 *mdoc_a2vol(const char *);
diff --git a/mdoc.c b/mdoc.c
index 42141d63..74c5262d 100644
--- a/mdoc.c
+++ b/mdoc.c
@@ -79,6 +79,7 @@ const	char *const __mdoc_merrnames[MERRMAX] = {
 	"unterminated quoted phrase", /* EQUOTPHR */
 	"closure macro without prior context", /* ENOCTX */
 	"invalid whitespace after control character", /* ESPACE */
+	"no description found for library" /* ELIB */
 };
 
 const	char *const __mdoc_macronames[MDOC_MAX] = {		 
diff --git a/mdoc.h b/mdoc.h
index 38618648..ff005e97 100644
--- a/mdoc.h
+++ b/mdoc.h
@@ -295,8 +295,6 @@ const struct mdoc_node *mdoc_node(const struct mdoc *);
 const struct mdoc_meta *mdoc_meta(const struct mdoc *);
 int		  mdoc_endparse(struct mdoc *);
 
-const char	 *mdoc_a2lib(const char *);
-
 __END_DECLS
 
 #endif /*!MDOC_H*/
diff --git a/mdoc_action.c b/mdoc_action.c
index 3da58be7..b3e471fc 100644
--- a/mdoc_action.c
+++ b/mdoc_action.c
@@ -41,6 +41,7 @@ static	int	  post_bl_width(POST_ARGS);
 static	int	  post_dd(POST_ARGS);
 static	int	  post_display(POST_ARGS);
 static	int	  post_dt(POST_ARGS);
+static	int	  post_lb(POST_ARGS);
 static	int	  post_lk(POST_ARGS);
 static	int	  post_nm(POST_ARGS);
 static	int	  post_os(POST_ARGS);
@@ -159,7 +160,7 @@ const	struct actions mdoc_actions[MDOC_MAX] = {
 	{ NULL, NULL }, /* Hf */
 	{ NULL, NULL }, /* Fr */
 	{ NULL, NULL }, /* Ud */
-	{ NULL, NULL }, /* Lb */
+	{ NULL, post_lb }, /* Lb */
 	{ NULL, NULL }, /* Lp */
 	{ NULL, post_lk }, /* Lk */
 	{ NULL, NULL }, /* Mt */
@@ -291,6 +292,36 @@ post_nm(POST_ARGS)
 
 
 static int
+post_lb(POST_ARGS)
+{
+	const char	*p;
+	char		*buf;
+	size_t		 sz;
+
+	assert(MDOC_TEXT == m->last->child->type);
+	p = mdoc_a2lib(m->last->child->string);
+	if (NULL == p) {
+		sz = strlen(m->last->child->string) +
+			2 + strlen("\\(lqlibrary\\(rq");
+		buf = malloc(sz);
+		if (NULL == buf)
+			return(mdoc_nerr(m, m->last, EMALLOC));
+		(void)snprintf(buf, sz, "library \\(lq%s\\(rq", 
+				m->last->child->string);
+		free(m->last->child->string);
+		m->last->child->string = buf;
+		return(1);
+	}
+
+	free(m->last->child->string);
+	m->last->child->string = strdup(p);
+	if (NULL == m->last->child->string)
+		return(mdoc_nerr(m, m->last, EMALLOC));
+	return(1);
+}
+
+
+static int
 post_st(POST_ARGS)
 {
 	const char	*p;
diff --git a/mdoc_term.c b/mdoc_term.c
index 1728400e..df2258c1 100644
--- a/mdoc_term.c
+++ b/mdoc_term.c
@@ -147,7 +147,6 @@ 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_lb_pre(DECL_ARGS);
 static	int	  termp_lk_pre(DECL_ARGS);
 static	int	  termp_ms_pre(DECL_ARGS);
 static	int	  termp_mt_pre(DECL_ARGS);
@@ -281,7 +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 */ 
@@ -1284,23 +1283,6 @@ 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)
 {
diff --git a/mdoc_validate.c b/mdoc_validate.c
index 8ac9ba24..9202df65 100644
--- a/mdoc_validate.c
+++ b/mdoc_validate.c
@@ -90,6 +90,7 @@ static	int	berr_ge1(POST_ARGS);
 static	int	hwarn_eq1(POST_ARGS);
 static	int	ewarn_ge1(POST_ARGS);
 static	int	ebool(POST_ARGS);
+
 static	int	post_an(POST_ARGS);
 static	int	post_args(POST_ARGS);
 static	int	post_at(POST_ARGS);
@@ -97,6 +98,7 @@ static	int	post_bf(POST_ARGS);
 static	int	post_bl(POST_ARGS);
 static	int	post_bl_head(POST_ARGS);
 static	int	post_it(POST_ARGS);
+static	int	post_lb(POST_ARGS);
 static	int	post_nm(POST_ARGS);
 static	int	post_root(POST_ARGS);
 static	int	post_sh(POST_ARGS);
@@ -133,7 +135,7 @@ static	v_post	posts_in[] = { eerr_eq1, NULL };
 static	v_post	posts_ss[] = { herr_ge1, NULL };
 static	v_post	posts_nd[] = { berr_ge1, NULL };
 static	v_post	posts_pf[] = { eerr_eq1, NULL };
-static	v_post	posts_lb[] = { eerr_eq1, NULL };
+static	v_post	posts_lb[] = { eerr_eq1, post_lb, NULL };
 static	v_post	posts_st[] = { eerr_eq1, post_st, NULL };
 static	v_post	posts_pp[] = { ewarn_eq0, NULL };
 static	v_post	posts_ex[] = { eerr_eq0, post_args, NULL };
@@ -875,6 +877,16 @@ post_bf(POST_ARGS)
 
 
 static int
+post_lb(POST_ARGS)
+{
+
+	if (mdoc_a2lib(mdoc->last->child->string))
+		return(1);
+	return(mdoc_nwarn(mdoc, mdoc->last, ELIB));
+}
+
+
+static int
 post_nm(POST_ARGS)
 {