error.c: rb_write_error_str

* error.c (compile_err_append, compile_warn_print, warn_print): use
  rb_write_error_str() instead of writing to rb_stderr directly.
* io.c (rb_write_error_str): a stopgap measure not to unblock GVL.
  warning from require seems to still have race condition errors.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38590 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 0 deletions

diff --git a/load.c b/load.c
index c0508fccb2..70e3ee8646 100644
--- a/load.c
+++ b/load.c
@@ -663,6 +663,7 @@ load_lock(const char *ftptr)
     }
     if (RTEST(ruby_verbose)) {
 	rb_warning("loading in progress, circular require considered harmful - %s", ftptr);
+	/* TODO: display to $stderr, not stderr in C */
 	rb_backtrace();
     }
     switch (rb_thread_shield_wait((VALUE)data)) {