To better support MLINKS, we will have to split the "docs" database

[mandoc.git] / mdoc_man.c

diff --git a/mdoc_man.c b/mdoc_man.c
index b316c8743147064f735157b67cf15bce30013c62..6ee8b3abf45e5781857c765acae3a3261359f3e7 100644 (file)
--- a/mdoc_man.c
+++ b/mdoc_man.c
@@ -1,4 +1,4 @@
-/*     $Id: mdoc_man.c,v 1.53 2013/10/07 22:22:10 schwarze Exp $ */
+/*     $Id: mdoc_man.c,v 1.57 2013/12/25 22:00:45 schwarze Exp $ */
 /*
  * Copyright (c) 2011, 2012, 2013 Ingo Schwarze <schwarze@openbsd.org>
  *
@@ -256,6 +256,7 @@ static      int             outflags;
 #define        MMAN_An_split   (1 << 9)  /* author mode is "split" */
 #define        MMAN_An_nosplit (1 << 10) /* author mode is "nosplit" */
 #define        MMAN_PD         (1 << 11) /* inter-paragraph spacing disabled */
+#define        MMAN_nbrword    (1 << 12) /* do not break the next word */
 
 #define        BL_STACK_MAX    32
 
@@ -364,6 +365,12 @@ print_word(const char *s)
                case (ASCII_HYPH):
                        putchar('-');
                        break;
+               case (' '):
+                       if (MMAN_nbrword & outflags) {
+                               printf("\\ ");
+                               break;
+                       }
+                       /* FALLTHROUGH */
                default:
                        putchar((unsigned char)*s);
                        break;
@@ -371,6 +378,7 @@ print_word(const char *s)
                if (TPremain)
                        TPremain--;
        }
+       outflags &= ~MMAN_nbrword;
 }
 
 static void
@@ -705,24 +713,12 @@ static int
 pre_sect(DECL_ARGS)
 {
 
-       switch (n->type) {
-       case (MDOC_HEAD):
+       if (MDOC_HEAD == n->type) {
                outflags |= MMAN_sp;
                print_block(manacts[n->tok].prefix, 0);
                print_word("");
                putchar('\"');
                outflags &= ~MMAN_spc;
-               break;
-       case (MDOC_BODY):
-               if (MDOC_Sh == n->tok) {
-                       if (MDOC_SYNPRETTY & n->flags)
-                               outflags |= MMAN_Bk;
-                       else
-                               outflags &= ~MMAN_Bk;
-               }
-               break;
-       default:
-               break;
        }
        return(1);
 }
@@ -900,7 +896,7 @@ static void
 post_bk(DECL_ARGS)
 {
 
-       if (MDOC_BODY == n->type && ! (MDOC_SYNPRETTY & n->flags))
+       if (MDOC_BODY == n->type)
                outflags &= ~MMAN_Bk;
 }
 
@@ -1034,12 +1030,17 @@ post_eo(DECL_ARGS)
 static int
 pre_fa(DECL_ARGS)
 {
+       int      am_Fa;
 
-       if (MDOC_Fa == n->tok)
+       am_Fa = MDOC_Fa == n->tok;
+
+       if (am_Fa)
                n = n->child;
 
        while (NULL != n) {
                font_push('I');
+               if (am_Fa || MDOC_SYNPRETTY & n->flags)
+                       outflags |= MMAN_nbrword;
                print_node(meta, n);
                font_pop();
                if (NULL != (n = n->next))
@@ -1103,6 +1104,9 @@ pre_fn(DECL_ARGS)
        if (NULL == n)
                return(0);
 
+       if (MDOC_SYNPRETTY & n->flags)
+               print_block(".HP 4n", MMAN_nl);
+
        font_push('B');
        print_node(meta, n);
        font_pop();
@@ -1123,7 +1127,7 @@ post_fn(DECL_ARGS)
        print_word(")");
        if (MDOC_SYNPRETTY & n->flags) {
                print_word(";");
-               outflags |= MMAN_br;
+               outflags |= MMAN_PP;
        }
 }
 
@@ -1136,6 +1140,8 @@ pre_fo(DECL_ARGS)
                pre_syn(n);
                break;
        case (MDOC_HEAD):
+               if (MDOC_SYNPRETTY & n->flags)
+                       print_block(".HP 4n", MMAN_nl);
                font_push('B');
                break;
        case (MDOC_BODY):
@@ -1148,7 +1154,7 @@ pre_fo(DECL_ARGS)
        }
        return(1);
 }
-               
+
 static void
 post_fo(DECL_ARGS)
 {
@@ -1408,8 +1414,10 @@ pre_nm(DECL_ARGS)
 {
        char    *name;
 
-       if (MDOC_BLOCK == n->type)
+       if (MDOC_BLOCK == n->type) {
+               outflags |= MMAN_Bk;
                pre_syn(n);
+       }
        if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
                return(1);
        name = n->child ? n->child->string : meta->name;
@@ -1432,9 +1440,18 @@ static void
 post_nm(DECL_ARGS)
 {
 
-       if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
-               return;
-       font_pop();
+       switch (n->type) {
+       case (MDOC_BLOCK):
+               outflags &= ~MMAN_Bk;
+               break;
+       case (MDOC_HEAD):
+               /* FALLTHROUGH */
+       case (MDOC_ELEM):
+               font_pop();
+               break;
+       default:
+               break;
+       }
 }
 
 static int