[PATCH] sync up with the 0.84 version of klibc

[elogind.git] / klibc / klibc / include / ctype.h

diff --git a/klibc/klibc/include/ctype.h b/klibc/klibc/include/ctype.h
index e1a25f3693fb41d2ccea983f06444910720dacf5..3f5cfad558014d9d400c33b6bfbd93d0ed6c046d 100644 (file)
--- a/klibc/klibc/include/ctype.h
+++ b/klibc/klibc/include/ctype.h
@@ -88,7 +88,7 @@ __ctype_inline int ispunct(int __c)
 
 __ctype_inline int isspace(int __c)
 {
-  return __ctypes[__c] & __ctype_space;
+  return __ctypes[__c+1] & __ctype_space;
 }
 
 __ctype_inline int isupper(int __c)
@@ -101,8 +101,9 @@ __ctype_inline int isxdigit(int __c)
   return __ctypes[__c+1] & __ctype_xdigit;
 }
 
-#define _toupper(__c) ((__c) & ~0x20)
-#define _tolower(__c) ((__c) | 0x20)
+/* Note: this is decimal, not hex, to avoid accidental promotion to unsigned */
+#define _toupper(__c) ((__c) & ~32)
+#define _tolower(__c) ((__c) | 32)
 
 __ctype_inline int toupper(int __c)
 {