From 1e83468c0337ff11854997e2c1e105c012ad5cc3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Love=20H=C3=B6rnquist=20=C3=85strand?= <lha@kth.se>
Date: Fri, 6 Oct 2006 07:30:54 +0000
Subject: [PATCH] Cast argument to ctype(3) functions to (unsigned char).

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@18253 ec53bebd-3082-4978-b11e-865c3cabbd6b
---
 lib/des/imath/imath.c                  | 8 ++++----
 lib/des/imath/imrat.c                  | 6 +++---
 lib/gssapi/mech/gss_mech_switch.c      | 6 +++---
 lib/gssapi/spnego/accept_sec_context.c | 2 +-
 4 files changed, 11 insertions(+), 11 deletions(-)

diff --git a/lib/des/imath/imath.c b/lib/des/imath/imath.c
index deeec54f3..56bd65668 100755
--- a/lib/des/imath/imath.c
+++ b/lib/des/imath/imath.c
@@ -1798,7 +1798,7 @@ mp_result mp_int_read_cstring(mp_int z, mp_size radix, const char *str, char **e
     return MP_RANGE;
 
   /* Skip leading whitespace */
-  while(isspace((int)*str))
+  while(isspace((unsigned char)*str))
     ++str;
 
   /* Handle leading sign tag (+/-, positive default) */
@@ -3126,10 +3126,10 @@ static int       s_ch2val(char c, int r)
 {
   int out;
 
-  if(isdigit((int)c))
+  if(isdigit((unsigned char)c))
     out = c - '0';
-  else if(r > 10 && isalpha((int)c))
-    out = toupper(c) - 'A' + 10;
+  else if(r > 10 && isalpha((unsigned char)c))
+    out = toupper((unsigned char)c) - 'A' + 10;
   else
     return -1;
 
diff --git a/lib/des/imath/imrat.c b/lib/des/imath/imrat.c
index 0e275a46e..768b31a5a 100755
--- a/lib/des/imath/imrat.c
+++ b/lib/des/imath/imrat.c
@@ -829,7 +829,7 @@ mp_result mp_rat_read_cstring(mp_rat r, mp_size radix, const char *str,
     return res;
 
   /* Skip whitespace between numerator and (possible) separator */
-  while(isspace(*endp))
+  while(isspace((unsigned char)*endp))
     ++endp;
   
   /* If there is no separator, we will stop reading at this point. */
@@ -905,7 +905,7 @@ mp_result mp_rat_read_cdecimal(mp_rat r, mp_size radix, const char *str,
   mp_sign   osign;
   char *endp;
 
-  while(isspace((int) *str))
+  while(isspace((unsigned char) *str))
     ++str;
   
   switch(*str) {
@@ -944,7 +944,7 @@ mp_result mp_rat_read_cdecimal(mp_rat r, mp_size radix, const char *str,
       *end = endp;
     return MP_OK;
   }
-  else if(isspace(*endp) || *endp == '-' || *endp == '+') {
+  else if(isspace((unsigned char)*endp) || *endp == '-' || *endp == '+') {
     return MP_TRUNC;
   }
   else {
diff --git a/lib/gssapi/mech/gss_mech_switch.c b/lib/gssapi/mech/gss_mech_switch.c
index c7cbbe0d3..9cf96f6b7 100644
--- a/lib/gssapi/mech/gss_mech_switch.c
+++ b/lib/gssapi/mech/gss_mech_switch.c
@@ -227,11 +227,11 @@ _gss_load_mech(void)
 			continue;
 		p = buf;
 		name = strsep(&p, "\t\n ");
-		if (p) while (isspace(*p)) p++;
+		if (p) while (isspace((unsigned char)*p)) p++;
 		oid = strsep(&p, "\t\n ");
-		if (p) while (isspace(*p)) p++;
+		if (p) while (isspace((unsigned char)*p)) p++;
 		lib = strsep(&p, "\t\n ");
-		if (p) while (isspace(*p)) p++;
+		if (p) while (isspace((unsigned char)*p)) p++;
 		kobj = strsep(&p, "\t\n ");
 		if (!name || !oid || !lib || !kobj)
 			continue;
diff --git a/lib/gssapi/spnego/accept_sec_context.c b/lib/gssapi/spnego/accept_sec_context.c
index 8705ab99c..7fd36dfde 100644
--- a/lib/gssapi/spnego/accept_sec_context.c
+++ b/lib/gssapi/spnego/accept_sec_context.c
@@ -243,7 +243,7 @@ send_supported_mechs (OM_uint32 *minor_status,
 
     /* Send the constructed SAM name for this host */
     for (p = hostname; *p != '\0' && *p != '.'; p++) {
-	*p = toupper(*p);
+	*p = toupper((unsigned char)*p);
     }
     *p++ = '$';
     *p = '\0';