Cast ctype functions' argument to unsigned char.

ok guenther@

diff --git a/usr.sbin/tcpdump/smbutil.c b/usr.sbin/tcpdump/smbutil.c
index 7e4a012..48eff29 100644 (file)
--- a/usr.sbin/tcpdump/smbutil.c
+++ b/usr.sbin/tcpdump/smbutil.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: smbutil.c,v 1.9 2015/01/16 06:40:22 deraadt Exp $     */
+/*     $OpenBSD: smbutil.c,v 1.10 2015/10/25 18:25:41 mmcc Exp $       */
 
 /*
    Copyright (C) Andrew Tridgell 1995-1999
@@ -148,7 +148,7 @@ static int name_interpret(const uchar *in,const uchar *maxbuf,char *out)
     out--;
   *out = '\0';
   for (; *ob; ob++)
-    if (!isprint(*ob))
+    if (!isprint((unsigned char)*ob))
       *ob = 'X';
 
   return(ret);
@@ -335,7 +335,7 @@ static const uchar *fdata1(const uchar *buf, const char *fmt, const uchar *maxbu
        int l = atoi(fmt+1);
        buf += l;
        fmt++;
-       while (isdigit(*fmt)) fmt++;
+       while (isdigit((unsigned char)*fmt)) fmt++;
        break;
       }
     case 'r':
@@ -425,14 +425,14 @@ static const uchar *fdata1(const uchar *buf, const char *fmt, const uchar *maxbu
        int l = atoi(fmt+1);
        printf("%-*.*s",l,l,buf);
        buf += l;
-       fmt++; while (isdigit(*fmt)) fmt++;
+       fmt++; while (isdigit((unsigned char)*fmt)) fmt++;
        break;
       }
     case 'h':
       {
        int l = atoi(fmt+1);
        while (l--) printf("%02x",*buf++);
-       fmt++; while (isdigit(*fmt)) fmt++;
+       fmt++; while (isdigit((unsigned char)*fmt)) fmt++;
        break;
       }
     case 'n':
@@ -461,7 +461,7 @@ static const uchar *fdata1(const uchar *buf, const char *fmt, const uchar *maxbu
          buf += 16;
          break;
        }
-       fmt++; while (isdigit(*fmt)) fmt++;
+       fmt++; while (isdigit((unsigned char)*fmt)) fmt++;
        break;
       }
     case 'T':
@@ -491,7 +491,7 @@ static const uchar *fdata1(const uchar *buf, const char *fmt, const uchar *maxbu
          error("fdata1: invalid fmt: %s", fmt);
        }
        printf("%s",t?asctime(localtime(&t)):"NULL ");
-       fmt++; while (isdigit(*fmt)) fmt++;
+       fmt++; while (isdigit((unsigned char)*fmt)) fmt++;
        break;
       }
     default: