From 7e423bda977e3c3ce30a5225eda4cf775754d7ea Mon Sep 17 00:00:00 2001
From: Kaz Kylheku <kaz@kylheku.com>
Date: Sat, 20 Sep 2014 11:33:47 -0700
Subject: Add a fifth font: courier italic.

This font is used for CO and CI. It is useful for documenting
meta-identifiers in code.
---
 man2html/man2html.c | 22 ++++++++++++++++------
 1 file changed, 16 insertions(+), 6 deletions(-)

diff --git a/man2html/man2html.c b/man2html/man2html.c
index 8fad356..e2a9295 100644
--- a/man2html/man2html.c
+++ b/man2html/man2html.c
@@ -19,6 +19,7 @@
 #include <string.h>
 #include <ctype.h>
 #include <sys/stat.h>
+#include <assert.h>
 #include "defs.h"
 #include "../src/version.h"
 
@@ -478,11 +479,16 @@ Bug 2: incorrect font: after the .IP things are roman again.
 #define FC2 "</B>"
 #define FO3 "<TT>"
 #define FC3 "</TT>"
+#define FO4 "<TT><I>"
+#define FC4 "</I></TT>"
 
-char *switchfont[16] = { ""     , FC0 FO1, FC0 FO2, FC0 FO3,
-			 FC1 FO0, ""     , FC1 FO2, FC1 FO3,
-			 FC2 FO0, FC2 FO1, ""     , FC2 FO3,
-			 FC3 FO0, FC3 FO1, FC3 FO2, ""      };
+#define NFONTS 5
+
+char *switchfont[25] = { ""     , FC0 FO1, FC0 FO2, FC0 FO3, FC0 FO4,
+			 FC1 FO0, ""     , FC1 FO2, FC1 FO3, FC1 FO4,
+			 FC2 FO0, FC2 FO1, ""     , FC2 FO3, FC2 FO4,
+			 FC3 FO0, FC3 FO1, FC3 FO2, ""     , FC3 FO4,
+			 FC4 FO0, FC4 FO1, FC4 FO2, FC4 FO3, ""     };
 
 static char *
 change_to_font(int nr)
@@ -493,6 +499,7 @@ change_to_font(int nr)
   case '1': case '2': case '3': case '4':
        nr = nr-'1'; break;
   case V('C','W'): case V('C','R'): nr=3; break;
+  case V('C','O'): case V('C','I'): nr=4; break;
   case 'L': nr=3; break;
   case 'B': nr=2; break;
   case 'I': nr=1; break;
@@ -501,8 +508,11 @@ change_to_font(int nr)
   case 'P': case 'R':
   default: nr=0; break;
   }
-  i= current_font*4+nr%4;
-  current_font=nr%4;
+
+  assert (nr >= 0 && nr < NFONTS);
+
+  i= current_font*NFONTS+nr;
+  current_font=nr;
   return switchfont[i];
 }
 
-- 
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