COMMON: Forbid symbols for the rest of is* from ctype.h.

I also moved the isprint case to the correct position.

This adds a FIXME to our lua code from sword25, which uses iscntrl directly.

common/forbidden.h

@@ -333,11 +333,21 @@
 	#define isalpha(a)	FORBIDDEN_SYMBOL_REPLACEMENT
 	#endif
 
+	#ifndef FORBIDDEN_SYMBOL_EXCEPTION_iscntrl
+	#undef iscntrl
+	#define iscntrl(a)	FORBIDDEN_SYMBOL_REPLACEMENT
+	#endif
+
 	#ifndef FORBIDDEN_SYMBOL_EXCEPTION_isdigit
 	#undef isdigit
 	#define isdigit(a)	FORBIDDEN_SYMBOL_REPLACEMENT
 	#endif
 
+	#ifndef FORBIDDEN_SYMBOL_EXCEPTION_isgraph
+	#undef isgraph
+	#define isgraph(a)	FORBIDDEN_SYMBOL_REPLACEMENT
+	#endif
+
 	#ifndef FORBIDDEN_SYMBOL_EXCEPTION_isnumber
 	#undef isnumber
 	#define isnumber(a)	FORBIDDEN_SYMBOL_REPLACEMENT
@@ -348,6 +358,16 @@
 	#define islower(a)	FORBIDDEN_SYMBOL_REPLACEMENT
 	#endif
 
+	#ifndef FORBIDDEN_SYMBOL_EXCEPTION_isprint
+	#undef isprint
+	#define isprint(a)	FORBIDDEN_SYMBOL_REPLACEMENT
+	#endif
+
+	#ifndef FORBIDDEN_SYMBOL_EXCEPTION_ispunct
+	#undef ispunct
+	#define ispunct(a)	FORBIDDEN_SYMBOL_REPLACEMENT
+	#endif
+
 	#ifndef FORBIDDEN_SYMBOL_EXCEPTION_isspace
 	#undef isspace
 	#define isspace(a)	FORBIDDEN_SYMBOL_REPLACEMENT
@@ -358,9 +378,9 @@
 	#define isupper(a)	FORBIDDEN_SYMBOL_REPLACEMENT
 	#endif
 
-	#ifndef FORBIDDEN_SYMBOL_EXCEPTION_isprint
-	#undef isprint
-	#define isprint(a)	FORBIDDEN_SYMBOL_REPLACEMENT
+	#ifndef FORBIDDEN_SYMBOL_EXCEPTION_isxdigit
+	#undef isxdigit
+	#define isxdigit(a)	FORBIDDEN_SYMBOL_REPLACEMENT
 	#endif
 
 #endif // FORBIDDEN_SYMBOL_EXCEPTION_ctype_h

engines/sword25/util/lua/llex.cpp

@@ -4,6 +4,8 @@
 ** See Copyright Notice in lua.h
 */
 
+// FIXME: Do not directly use iscntrl from ctype.h.
+#define FORBIDDEN_SYMBOL_EXCEPTION_iscntrl
 
 #include "common/util.h"