* eval.c (rb_with_disable_interrupt): prohibit thread context

  switch during proc execution.  [ruby-dev:21899]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@5232 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 7 insertions, 5 deletions

diff --git a/eval.c b/eval.c
index a8f68392b9..6369df8025 100644
--- a/eval.c
+++ b/eval.c
@@ -4739,11 +4739,13 @@ rb_with_disable_interrupt(proc, data)
     int status;
 
     DEFER_INTS;
-    PUSH_TAG(PROT_NONE);
-    if ((status = EXEC_TAG()) == 0) {
-	result = (*proc)(data);
-    }
-    POP_TAG();
+    RUBY_CRITICAL(
+	PUSH_TAG(PROT_NONE);
+	if ((status = EXEC_TAG()) == 0) {
+	    result = (*proc)(data);
+	}
+	POP_TAG();
+    );
     ALLOW_INTS;
     if (status) JUMP_TAG(status);