From 24a88cefa7f6fec65f1dd61329aadb356e01b306 Mon Sep 17 00:00:00 2001
From: Koichi Murase <myoga.murase@gmail.com>
Date: Tue, 11 May 2021 01:01:12 +0900
Subject: [PATCH] promopt: let "stderr" pass through to tty in evaluating "PS0"

---
 memo/ChangeLog.md | 5 +++--
 note.txt          | 8 ++++++++
 src/edit.sh       | 2 +-
 3 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/memo/ChangeLog.md b/memo/ChangeLog.md
index 77a6f28b..5318a153 100644
--- a/memo/ChangeLog.md
+++ b/memo/ChangeLog.md
@@ -27,8 +27,8 @@
 - syntax: support tilde expansions in parameter expansions `#D1513` 0506df2
 - decode: support `ble-bind -m KEYMAP --cursor DECSCUSR` (motivated by jmederosalvarado) `#D1514` `#D1515` `#D1516` 79d671d
 - edit: support `nsearch` options (motivated by Alyetama, rashil2000, carv-silva) `#D1517` 9125795
-- syntax: support the deprecated redirection `>& file` `#D1539` 0000000
-- complete: complete file descriptors and heredoc words after redirections `#D1539` 0000000
+- syntax: support the deprecated redirection `>& file` `#D1539` b9b0de4
+- complete: complete file descriptors and heredoc words after redirections `#D1539` b9b0de4
 
 ## Changes
 
@@ -58,6 +58,7 @@
   - util (`ble/util/type`): fix a bug that aliases are not properly highlighted (reported by 3ximus) `#D1526` 45b30a7
 - syntax (`ble/syntax:bash/simple-word/eval`): optimize large array passing (motivated by timjrd) `#D1522` c89aa23
 - main: accept non-regular files as `blerc` and add option `--norc` `#D1530` 7244e2f
+- promopt: let `stderr` pass through to tty in evaluating `PS0` (reported by tycho-kirchner) `#D1531` 0000000
 
 ## Fixes
 
diff --git a/note.txt b/note.txt
index 12e6e60c..882e9ad0 100644
--- a/note.txt
+++ b/note.txt
@@ -4405,6 +4405,14 @@ bash_tips
 
 2021-05-10
 
+  * syntax: PS0 から stderr に出力できないという報告を受けた (reported by tycho-kirchner) [#D1541]
+    https://github.com/akinomyoga/ble.sh/issues/107
+
+    一体何をしたいのか謎だがまあ元の bash で動く以上はその動作を利用する設定も
+    あるだろう。元々その様に実装していたのは set -x の出力を防ぐ為だったが、よ
+    く見たら PS0 の出力は restore-bash-options の前だったのでこの段階では 2 を
+    端末に出力しても OK.
+
   * 2021-03-21 gitstatus.plugin.sh の alias builtin で builtin eval 他が破壊されている [#D1540]
     https://github.com/akinomyoga/ble.sh/issues/93
     https://github.com/romkatv/gitstatus/pull/235
diff --git a/src/edit.sh b/src/edit.sh
index 056ee0e8..6386f3d4 100644
--- a/src/edit.sh
+++ b/src/edit.sh
@@ -4998,7 +4998,7 @@ function ble-edit/exec:gexec/.prologue {
   _ble_edit_exec_INT=0
   ble/util/joblist.clear
   ble-edit/exec:gexec/invoke-hook-with-setexit PREEXEC "$_ble_edit_exec_BASH_COMMAND" &>/dev/tty
-  ble-edit/exec/print-PS0 >&31
+  ble-edit/exec/print-PS0 >&31 2>&32
   ble-edit/exec/restore-BASH_REMATCH
   ble/base/restore-bash-options
   ble/base/restore-POSIXLY_CORRECT