From 986abf51016382b4c76a34bb0ba37b33449784c9 Mon Sep 17 00:00:00 2001
From: vitaly <nikitenko.vitaly@gmail.com>
Date: Tue, 9 Jun 2026 21:20:35 +0300
Subject: [PATCH] =?UTF-8?q?fix:=20resize=20=D1=87=D0=B5=D1=80=D0=B5=D0=B7?=
 =?UTF-8?q?=20TIOCSWINSZ=20ioctl=20=D0=BD=D0=B0=20TTY=20=D0=B2=D0=BC=D0=B5?=
 =?UTF-8?q?=D1=81=D1=82=D0=BE=20kill=20-WINCH?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

SIGWINCH напрямую игнорируется. TIOCSWINSZ на TTY claude посылает
SIGWINCH через kernel к foreground process group.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
---
 .../claude/hooks/switch-account-hook.sh         | 17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

diff --git a/home-configs/claude/hooks/switch-account-hook.sh b/home-configs/claude/hooks/switch-account-hook.sh
index a43e2c1..568b344 100755
--- a/home-configs/claude/hooks/switch-account-hook.sh
+++ b/home-configs/claude/hooks/switch-account-hook.sh
@@ -40,9 +40,22 @@ echo "$next" > "$CURRENT_FILE"
 
 echo "Аккаунт: ${current:-?} -> ${next} (всего: ${#accounts[@]})" >&2
 
-# Посылаем SIGWINCH процессу claude с задержкой в фоне (после отрисовки блокировки)
+# Тригерим resize через TIOCSWINSZ на TTY claude (надёжнее чем kill -WINCH)
 sh_pid=$PPID
 claude_pid=$(awk '/PPid/{print $2}' /proc/$sh_pid/status 2>/dev/null)
-[ -n "$claude_pid" ] && ( sleep 0.3 && kill -WINCH "$claude_pid" 2>/dev/null ) &
+if [ -n "$claude_pid" ]; then
+  tty_dev=$(ps -o tty= -p "$claude_pid" 2>/dev/null | tr -d ' ')
+  if [ -n "$tty_dev" ] && [ "$tty_dev" != "?" ]; then
+    ( sleep 0.3 && python3 -c "
+import fcntl, termios, struct, sys
+try:
+    fd = open('/dev/$tty_dev', 'rb+', buffering=0)
+    ws = fcntl.ioctl(fd, termios.TIOCGWINSZ, bytes(8))
+    fcntl.ioctl(fd, termios.TIOCSWINSZ, ws)
+    fd.close()
+except: pass
+" ) &
+  fi
+fi
 
 exit 2