* parse.y (lex_getline): should not touch ruby_debug_lines if

RIPPER is defined.  [ruby-dev:24547]

* string.c (str_gsub): 	reentrant check.  [ruby-dev:24432]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@7091 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,12 @@
+Thu Oct 21 00:36:41 2004  Yukihiro Matsumoto  <matz@ruby-lang.org>
+
+	* parse.y (lex_getline): should not touch ruby_debug_lines if
+	  RIPPER is defined.  [ruby-dev:24547]
+
+Wed Oct 20 19:45:13 2004  Yukihiro Matsumoto  <matz@ruby-lang.org>
+
+	* string.c (str_gsub): 	reentrant check.  [ruby-dev:24432]
+
 Wed Oct 20 12:42:53 2004  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* io.c (rb_io_getline): rs modification check should not interfere

io.c

@@ -1131,6 +1131,9 @@ io_readpartial(argc, argv, io)
 	return str;
 
     READ_CHECK(fptr->f);
+    if (RSTRING(str)->len != len) {
+	rb_raise(rb_eRuntimeError, "buffer string modified");
+    }
     n = read_buffered_data(RSTRING(str)->ptr, len, fptr->f);
     if (n <= 0) {
       again:

parse.y

@@ -4404,9 +4404,11 @@ lex_getline(parser)
     struct parser_params *parser;
 {
     VALUE line = (*parser->parser_lex_gets)(parser, parser->parser_lex_input);
+#ifndef RIPPER
     if (ruby_debug_lines && !NIL_P(line)) {
 	rb_ary_push(ruby_debug_lines, line);
     }
+#endif
     return line;
 }
 

string.c

@@ -2048,6 +2048,9 @@ str_gsub(argc, argv, str, bang)
 	if (iter) {
 	    rb_match_busy(match);
 	    val = rb_obj_as_string(rb_yield(rb_reg_nth_match(0, match)));
+	    if (RSTRING(str)->ptr == buf) {
+		rb_raise(rb_eRuntimeError, "gsub reentered");
+	    }
 	    rb_backref_set(match);
 	}
 	else {