Cast an argument to "isspace()" to "guchar" so that if it has the 8th

bit set it won't get sign-extended; this squelches a GCC complaint, and
may keep weird things from happening if there're non-ASCII ISO 8859/n
characters in a preferences file.

svn path=/trunk/; revision=2221

1 files changed, 2 insertions, 2 deletions

diff --git a/prefs.c b/prefs.c
index 77f99d0494..52436a45d0 100644
--- a/prefs.c
+++ b/prefs.c
@@ -1,7 +1,7 @@
 /* prefs.c
  * Routines for handling preferences
  *
- * $Id: prefs.c,v 1.32 2000/07/09 03:29:28 guy Exp $
+ * $Id: prefs.c,v 1.33 2000/08/07 22:31:09 guy Exp $
  *
  * Ethereal - Network traffic analyzer
  * By Gerald Combs <gerald@zing.org>
@@ -623,7 +623,7 @@ read_prefs_file(const char *pf_path, FILE *pf)
           cur_val[val_len] = got_c;
           val_len++;
         } else {
-          while (isspace(cur_val[val_len]) && val_len > 0)
+          while (isspace((guchar)cur_val[val_len]) && val_len > 0)
             val_len--;
           state = IN_SKIP;
         }