add missing (mostly macroman) operators

mpw-shell-parser.cpp

@@ -322,6 +322,8 @@ int expression_parser::precedence(int op) {
 		case '<=':
 		case '>':
 		case '>=':
+		case 0xb2:
+		case 0xb3:
 			return 6;
 
 		case '==':
@@ -388,9 +390,11 @@ value expression_parser::eval(int op, value &lhs, value &rhs) {
 			return lhs.to_number() < rhs.to_number();
 
 		case '<=':
+		case 0xb2:
 			return lhs.to_number() <= rhs.to_number();
 
 		case '>=':
+		case 0xb3:
 			return lhs.to_number() >= rhs.to_number();
 
 		case '>>':

mpw-shell-token.rl

@@ -70,6 +70,22 @@
 
 			# eval-only.
 
+			# macroman ≤
+			0xb2 when eval
+				%push_token => { tokens.emplace_back("\xb2", '<='); };
+
+			# macroman ≠
+			0xad when eval
+				%push_token => { tokens.emplace_back("\xad", '!='); };
+
+			# macroman ¬
+			0xc2 when eval
+				%push_token => { tokens.emplace_back("\xc2", '!'); };
+
+			# macroman ÷
+			0xd6 when eval
+				%push_token => { tokens.emplace_back("\xd6", '/'); };
+
 			'||' when eval
 				 %push_token => { tokens.emplace_back("||", '||'); };
 			'|'  when eval
@@ -78,13 +94,14 @@
 			'&&' when eval
 				 %push_token => { tokens.emplace_back("&&", '&&'); };
 
-
 			'('  when eval
 				 %push_token => { tokens.emplace_back("(", '('); };
 
 			')'  when eval
 				 %push_token => { tokens.emplace_back(")", ')'); };
 
+			'<>' when eval
+				%push_token => { tokens.emplace_back("<>", '!='); };
 
 			'<<' when eval
 				%push_token => { tokens.emplace_back("<<", '<<'); };