1 files changed, 0 insertions, 143 deletions
diff --git a/safe.c b/safe.c
deleted file mode 100644
index d9ded85b89..0000000000
--- a/safe.c
+++ /dev/null
@@ -1,143 +0,0 @@
-/**********************************************************************
-
-  safe.c -
-
-  $Author$
-  created at: Tue Sep 23 09:44:32 JST 2008
-
-  Copyright (C) 2008 Yukihiro Matsumoto
-
-**********************************************************************/
-
-/* safe-level:
-   0 - strings from streams/environment/ARGV are tainted (default)
-   1 - no dangerous operation by tainted value
-   2 - process/file operations prohibited
-   3 - all generated objects are tainted
-*/
-
-#define SAFE_LEVEL_MAX RUBY_SAFE_LEVEL_MAX
-
-#include "ruby/ruby.h"
-#include "vm_core.h"
-
-/* $SAFE accessor */
-
-#undef rb_secure
-#undef rb_set_safe_level
-#undef ruby_safe_level_4_warning
-
-int
-ruby_safe_level_4_warning(void)
-{
-    return 4;
-}
-
-int
-rb_safe_level(void)
-{
-    return GET_THREAD()->safe_level;
-}
-
-void
-rb_set_safe_level_force(int safe)
-{
-    GET_THREAD()->safe_level = safe;
-}
-
-void
-rb_set_safe_level(int level)
-{
-    rb_thread_t *th = GET_THREAD();
-
-    if (level > th->safe_level) {
-	if (level > SAFE_LEVEL_MAX) {
-	    rb_raise(rb_eArgError, "$SAFE=4 is obsolete");
-	}
-	th->safe_level = level;
-    }
-}
-
-static VALUE
-safe_getter(void)
-{
-    return INT2NUM(rb_safe_level());
-}
-
-static void
-safe_setter(VALUE val)
-{
-    int level = NUM2INT(val);
-    rb_thread_t *th = GET_THREAD();
-
-    if (level < th->safe_level) {
-	rb_raise(rb_eSecurityError,
-		 "tried to downgrade safe level from %d to %d",
-		 th->safe_level, level);
-    }
-    if (level == 3) {
-	rb_warning("$SAFE=3 does no sandboxing");
-    }
-    if (level > SAFE_LEVEL_MAX) {
-	rb_raise(rb_eArgError, "$SAFE=4 is obsolete");
-    }
-    th->safe_level = level;
-}
-
-void
-rb_secure(int level)
-{
-    if (level <= rb_safe_level()) {
-	ID caller_name = rb_frame_callee();
-	if (caller_name) {
-	    rb_raise(rb_eSecurityError, "Insecure operation `%s' at level %d",
-		     rb_id2name(caller_name), rb_safe_level());
-	}
-	else {
-	    rb_raise(rb_eSecurityError, "Insecure operation at level %d",
-		     rb_safe_level());
-	}
-    }
-}
-
-void
-rb_secure_update(VALUE obj)
-{
-}
-
-void
-rb_insecure_operation(void)
-{
-    ID caller_name = rb_frame_callee();
-    if (caller_name) {
-	rb_raise(rb_eSecurityError, "Insecure operation - %s",
-		 rb_id2name(caller_name));
-    }
-    else {
-	rb_raise(rb_eSecurityError, "Insecure operation: -r");
-    }
-}
-
-void
-rb_check_safe_obj(VALUE x)
-{
-    if (rb_safe_level() > 0 && OBJ_TAINTED(x)) {
-	rb_insecure_operation();
-    }
-}
-
-void
-rb_check_safe_str(VALUE x)
-{
-    rb_check_safe_obj(x);
-    if (!RB_TYPE_P(x, T_STRING)) {
-	rb_raise(rb_eTypeError, "wrong argument type %s (expected String)",
-		 rb_obj_classname(x));
-    }
-}
-
-void
-Init_safe(void)
-{
-    rb_define_virtual_variable("$SAFE", safe_getter, safe_setter);
-}