From 72c84bd7206bba5e2323c2e7f12f2458405e800d Mon Sep 17 00:00:00 2001 From: Gabriel Schneider Date: Tue, 29 Sep 2026 08:05:41 -0300 Subject: The root exec's refusals before a line runs name the pane, and say invalid, so a mount reads EINVAL A line over 1024 bytes or with a control character was refused with its errno EINVAL but words 9ns reads as EIO (no `invalid` in them), and logged `err - exec`. They now say `invalid command line: ...`, and the root's err record names the pane the line would have run at. Co-Authored-By: Claude Opus 5.5 --- docs/fs.md | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) (limited to 'docs') diff --git a/docs/fs.md b/docs/fs.md index 7470bdf3..bcf5dd5b 100644 --- a/docs/fs.md +++ b/docs/fs.md @@ -390,8 +390,11 @@ same tree without leaving the process. the next command there too. The log says `run ` and `exit `; `exec` reads back the command pane's serial; Kill stops its whole line, `&` jobs included; a command line is at most 1024 bytes, and a - longer one written to an exec fails the write (EINVAL, `a command line is - at most 1024 bytes`) before anything in it runs; a builtin's line (a long + longer one written to an exec fails the write (EINVAL, `invalid command + line: a command line is at most 1024 bytes`, and one with a control + character but a tab, `invalid command line: it holds a control character + other than a tab`; the root's exec logs either against the pane it would + have run at) before anything in it runs; a builtin's line (a long `Msg`, an Edit block) may be longer. To run a command again, execute its line again from its directory: `echo 'make test' > pane//exec` on the command pane runs it there, below the last run. A misspelled word is a -- cgit v1.3