Re: [BUG] Carriage return on shebang

Moin,

At Sat, 15 Jan 2005 06:08:06 +0900,
Florian Growrote in [ruby-core:04232]:
> If you can think of any problems that ignoring trailing carriage returns 
> would cause, please tell me. Thanks.

Traling CR of a long option is already ignored.



Index: ruby.c
===================================================================
RCS file: /cvs/ruby/src/ruby/ruby.c,v
retrieving revision 1.94
diff -U2 -p -r1.94 ruby.c
--- ruby.c	24 Sep 2004 05:53:41 -0000	1.94
+++ ruby.c	15 Jan 2005 00:44:16 -0000
@@ -684,7 +684,18 @@ proc_options(argc, argv)
 	    break;
 
+	  case '\r':
+	    if (!s[1]) break;
+
 	  default:
-	    fprintf(stderr, "%s: invalid option -%c  (-h will show valid options)\n",
-		    origargv[0], *s);
+	    {
+		const char *format;
+		if (ISPRINT(*s)) {
+		    format = "%s: invalid option -%c  (-h will show valid options)\n";
+		}
+		else {
+		    format = "%s: invalid option -\\%03o  (-h will show valid options)\n";
+		}
+		fprintf(stderr, format, origargv[0], (int)(unsigned char)*s);
+	    }
 	    exit(2);
 


-- 
Nobu Nakada