new: escape sequence handling

[mandoc.git] / mdoc_term.c

diff --git a/mdoc_term.c b/mdoc_term.c
index 5df90460b78c13356ebb77b71a1d4591beb983c1..e15278fea5957acda20a166f8cbacda2c061dd61 100644 (file)
--- a/mdoc_term.c
+++ b/mdoc_term.c
@@ -1,4 +1,4 @@
-/*     $Id: mdoc_term.c,v 1.189 2010/09/26 10:00:42 kristaps Exp $ */
+/*     $Id: mdoc_term.c,v 1.193 2010/10/10 09:59:48 kristaps Exp $ */
 /*
  * Copyright (c) 2008, 2009, 2010 Kristaps Dzonsons <kristaps@bsd.lv>
  * Copyright (c) 2010 Ingo Schwarze <schwarze@openbsd.org>
@@ -81,7 +81,6 @@ static        void      termp_lb_post(DECL_ARGS);
 static void      termp_nm_post(DECL_ARGS);
 static void      termp_pf_post(DECL_ARGS);
 static void      termp_quote_post(DECL_ARGS);
-static void      termp_quote_post(DECL_ARGS);
 static void      termp_sh_post(DECL_ARGS);
 static void      termp_ss_post(DECL_ARGS);
 
@@ -103,6 +102,7 @@ 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_igndelim_pre(DECL_ARGS);
 static int       termp_in_pre(DECL_ARGS);
 static int       termp_it_pre(DECL_ARGS);
 static int       termp_li_pre(DECL_ARGS);
@@ -110,7 +110,6 @@ static      int       termp_lk_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_pf_pre(DECL_ARGS);
 static int       termp_quote_pre(DECL_ARGS);
 static int       termp_rs_pre(DECL_ARGS);
 static int       termp_rv_pre(DECL_ARGS);
@@ -197,12 +196,12 @@ static    const struct termact termacts[MDOC_MAX] = {
        { NULL, NULL }, /* Eo */
        { termp_xx_pre, NULL }, /* Fx */
        { termp_bold_pre, NULL }, /* Ms */
-       { NULL, NULL }, /* No */
+       { termp_igndelim_pre, NULL }, /* No */
        { termp_ns_pre, NULL }, /* Ns */
        { termp_xx_pre, NULL }, /* Nx */
        { termp_xx_pre, NULL }, /* Ox */
        { NULL, NULL }, /* Pc */
-       { termp_pf_pre, termp_pf_post }, /* Pf */
+       { termp_igndelim_pre, termp_pf_post }, /* Pf */
        { termp_quote_pre, termp_quote_post }, /* Po */
        { termp_quote_pre, termp_quote_post }, /* Pq */
        { NULL, NULL }, /* Qc */
@@ -1578,6 +1577,28 @@ termp_bd_pre(DECL_ARGS)
 
        for (nn = n->child; nn; nn = nn->next) {
                print_mdoc_node(p, pair, m, nn);
+               /*
+                * If the printed node flushes its own line, then we
+                * needn't do it here as well.  This is hacky, but the
+                * notion of selective eoln whitespace is pretty dumb
+                * anyway, so don't sweat it.
+                */
+               switch (nn->tok) {
+               case (MDOC_Sm):
+                       /* FALLTHROUGH */
+               case (MDOC_br):
+                       /* FALLTHROUGH */
+               case (MDOC_sp):
+                       /* FALLTHROUGH */
+               case (MDOC_Bl):
+                       /* FALLTHROUGH */
+               case (MDOC_Lp):
+                       /* FALLTHROUGH */
+               case (MDOC_Pp):
+                       continue;
+               default:
+                       break;
+               }
                if (nn->next && nn->next->line == nn->line)
                        continue;
                term_flushln(p);
@@ -1665,7 +1686,7 @@ termp_xx_pre(DECL_ARGS)
 
 /* ARGSUSED */
 static int
-termp_pf_pre(DECL_ARGS)
+termp_igndelim_pre(DECL_ARGS)
 {
 
        p->flags |= TERMP_IGNDELIM;
@@ -1678,7 +1699,6 @@ static void
 termp_pf_post(DECL_ARGS)
 {
 
-       p->flags &= ~TERMP_IGNDELIM;
        p->flags |= TERMP_NOSPACE;
 }