From fc6409a3f3d5b911d51a3b3964e53ae19fb5edfd Mon Sep 17 00:00:00 2001
From: giraffedata <giraffedata@9d0c8265-081b-0410-96cb-a4ca84ce46f8>
Date: Sun, 13 Jun 2010 00:06:30 +0000
Subject: deal with unprintable character from font file in message

git-svn-id: http://svn.code.sf.net/p/netpbm/code/trunk@1241 9d0c8265-081b-0410-96cb-a4ca84ce46f8
---
 lib/libpbmfont.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/lib/libpbmfont.c b/lib/libpbmfont.c
index c5d9a616..c2753e20 100644
--- a/lib/libpbmfont.c
+++ b/lib/libpbmfont.c
@@ -16,6 +16,7 @@
 
 #include <assert.h>
 #include <string.h>
+#include <ctype.h>
 
 #include "pm_c_util.h"
 #include "mallocvar.h"
@@ -1205,8 +1206,11 @@ parseBitmapRow(const char *    const hex,
             else if (hdig >= 'A' && hdig <= 'F')
                 hdigValue = 10 + (hdig - 'A');
             else 
-                asprintfN(errorP, "Invalid hex digit '%c' in bitmap data '%s'",
-                          hdig, hex);
+                asprintfN(errorP,
+                          "Invalid hex digit x%02x (%c) in bitmap data '%s'",
+                          (unsigned int)(unsigned char)hdig, 
+                          isprint(hdig) ? hdig : '.',
+                          hex);
 
             if (!*errorP) {
                 if (i > 0)
-- 
cgit 1.4.1