src: use custom fprintf alike to write errors to stderr

This allows printing errors that contain nul characters, for example.

Fixes: https://github.com/nodejs/node/issues/28761
Fixes: https://github.com/nodejs/node/issues/31218

PR-URL: https://github.com/nodejs/node/pull/31446
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Gus Caplan <me@gus.host>
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>

2 files changed, 11 insertions, 0 deletions

diff --git a/test/message/error_with_nul.js b/test/message/error_with_nul.js
new file mode 100644
index 0000000000..2849e9d21c
--- /dev/null
+++ b/test/message/error_with_nul.js
@@ -0,0 +1,11 @@
+'use strict';
+require('../common');
+
+function test() {
+  const a = 'abc\0def';
+  console.error(a);
+  throw new Error(a);
+}
+Object.defineProperty(test, 'name', { value: 'fun\0name' });
+
+test();
diff --git a/test/message/error_with_nul.out b/test/message/error_with_nul.out
new file mode 100644
index 0000000000..396d94debf
--- /dev/null
+++ b/test/message/error_with_nul.out