Fix bug at fork on FreeBSD

The main thread in a forked process appears not to own the read-write lock.
Merged: https://github.com/ruby/ruby/pull/11648
2024-09-19 17:23:19 +09:00 · 2024-09-19 17:23:19 +09:00 · dc8c382266 · 2024-09-19 09:13:39 +00:00
commit dc8c382266
parent d9f6e326ad
1 changed files with 7 additions and 1 deletions
--- a/process.c
+++ b/process.c
@ -4234,7 +4234,13 @@ rb_fork_ruby(int *status)
        child.error = err = errno;

        disable_child_handler_fork_parent(&old); /* yes, bad name */
+        if (
+#if defined(__FreeBSD__)
+            pid != 0 &&
+#endif
+            true) {
            rb_thread_release_fork_lock();
+        }
        if (pid == 0) {
            rb_thread_reset_fork_lock();
        }