ext/dtext/dtext.c in dtext_rb-1.0.7 vs ext/dtext/dtext.c in dtext_rb-1.0.8

@@ -494,10 +494,11 @@
   g_free(sm);
 }
 
 static VALUE parse(int argc, VALUE * argv, VALUE self) {
   VALUE input;
+  VALUE input0;
   VALUE options;
   VALUE opt_inline;
   VALUE opt_strip;
   VALUE ret;
   rb_encoding * encoding = NULL;
@@ -508,14 +509,15 @@
   if (argc == 0) {
     rb_raise(rb_eArgError, "wrong number of arguments (0 for 1)");
   }
 
   input = argv[0];
+  input0 = rb_str_dup(input);
   
   sm = (StateMachine *)g_malloc0(sizeof(StateMachine));
-  input = rb_str_cat(input, "\0", 1);
-  init_machine(sm, input);
+  input0 = rb_str_cat(input0, "\0", 1);
+  init_machine(sm, input0);
 
   if (argc > 1) {
     options = argv[1];
 
     if (!NIL_P(options)) {
@@ -530,22 +532,22 @@
       }
     }
   }
 
   
-#line 536 "ext/dtext/dtext.c"
+#line 538 "ext/dtext/dtext.c"
 	{
 	 sm->cs = dtext_start;
 	( sm->top) = 0;
 	( sm->ts) = 0;
 	( sm->te) = 0;
 	( sm->act) = 0;
 	}
 
-#line 1333 "ext/dtext/dtext.rl"
+#line 1335 "ext/dtext/dtext.rl"
   
-#line 547 "ext/dtext/dtext.c"
+#line 549 "ext/dtext/dtext.c"
 	{
 	if ( ( sm->p) == ( sm->pe) )
 		goto _test_eof;
 	if (  sm->cs == 0 )
 		goto _out;
@@ -553,11 +555,11 @@
 	switch ( _dtext_from_state_actions[ sm->cs] ) {
 	case 58:
 #line 1 "NONE"
 	{( sm->ts) = ( sm->p);}
 	break;
-#line 559 "ext/dtext/dtext.c"
+#line 561 "ext/dtext/dtext.c"
 	}
 
 	switch (  sm->cs ) {
 case 256:
 	switch( (*( sm->p)) ) {
@@ -4084,11 +4086,11 @@
 	switch ( _dtext_to_state_actions[ sm->cs] ) {
 	case 57:
 #line 1 "NONE"
 	{( sm->ts) = 0;}
 	break;
-#line 4090 "ext/dtext/dtext.c"
+#line 4092 "ext/dtext/dtext.c"
 	}
 
 	if (  sm->cs == 0 )
 		goto _out;
 	if ( ++( sm->p) != ( sm->pe) )
@@ -4403,10 +4405,10 @@
 	}
 
 	_out: {}
 	}
 
-#line 1334 "ext/dtext/dtext.rl"
+#line 1336 "ext/dtext/dtext.rl"
 
   dstack_close(sm);
 
   encoding = rb_enc_find("utf-8");
   ret = rb_enc_str_new(sm->output->str, sm->output->len, encoding);