(assign_text_no): Don't use isdigit

	unless isascii is true.  Use an int as argument to isalpha and
	isdigit to avoid problems with signed chars.
(assign_conf_no): Likewise.
(assign_int): Likewise.
(rcsid): Added a missing const.

src/server/conf-file.c

 /*
- * $Id: conf-file.c,v 1.9 1995/11/02 21:48:32 ceder Exp $
+ * $Id: conf-file.c,v 1.10 1998/07/08 16:13:46 ceder Exp $
  * Copyright (C) 1994, 1995  Lysator Academic Computer Association.
  *
  * This file is part of the LysKOM server.
@@ -26,7 +26,8 @@
  * Read configuration files.
  */
 
-static char *rcsid = "$Id: conf-file.c,v 1.9 1995/11/02 21:48:32 ceder Exp $";
+static const char *
+rcsid = "$Id: conf-file.c,v 1.10 1998/07/08 16:13:46 ceder Exp $";
 #include "rcs.h"
 USE(rcsid);
 
@@ -234,9 +235,13 @@ Success
 assign_text_no(const char *val, 
 	       const struct parameter *par)
 {
+    int c;
+
+    /* FIXME: use strtol */
     if (val != NULL)
     {
-	if (!isdigit(*val))
+	c = (unsigned char)*val;
+	if (!isascii(c) || !isdigit(c))
 	    return FAILURE;
 	*(Text_no*)par->value = atol(val);
     }
@@ -247,9 +252,13 @@ Success
 assign_conf_no(const char *val, 
 	       const struct parameter *par)
 {
+    int c;
+
+    /* FIXME: use strtol */
     if (val != NULL)
     {
-	if (!isdigit(*val))
+	c = (unsigned char)*val;
+	if (!isascii(c) || !isdigit(c))
 	    return FAILURE;
 	*(Conf_no*)par->value = atol(val);
     }
@@ -260,9 +269,13 @@ Success
 assign_int(const char *val, 
 	   const struct parameter *par)
 {
+    int c;
+
+    /* FIXME: use strtol */
     if (val != NULL)
     {
-	if (!isdigit(*val) && *val != '-')
+	c = (unsigned char)*val;
+	if ((!isascii(c) || !isdigit(c)) && c != '-')
 	    return FAILURE;
 	*(int*)par->value = atol(val);
     }