diff options
Diffstat (limited to 'runtime/doc/change.txt')
| -rw-r--r-- | runtime/doc/change.txt | 29 |
1 files changed, 20 insertions, 9 deletions
diff --git a/runtime/doc/change.txt b/runtime/doc/change.txt index 2cebd8abdd..3706612d52 100644 --- a/runtime/doc/change.txt +++ b/runtime/doc/change.txt @@ -576,18 +576,29 @@ with ".". Vim does not recognize a comment (starting with '"') after the {Visual}= Filter the highlighted lines like with ={motion}. - *tempfile* *setuid* -Vim uses temporary files for filtering, generating diffs and also for -tempname(). For Unix, the file will be in a private directory (only -accessible by the current user) to avoid security problems (e.g., a symlink -attack or other people reading your file). When Vim exits the directory and -all files in it are deleted. When Vim has the setuid bit set this may cause -problems, the temp file is owned by the setuid user but the filter command -probably runs as the original user. -Directory for temporary files is created in the first possible directory of: + *tempdir* *tempfile* *setuid* +Nvim uses temporary files for filtering and generating diffs. Plugins also +commonly use |tempname()| for their own purposes. On the first request for +a temporary file, Nvim creates a common directory (the "Nvim tempdir"), to +serve as storage for all temporary files (including `stdpath("run")` files +|$XDG_RUNTIME_DIR|) in the current session. + +The Nvim tempdir is created in the first available system tempdir: Unix: $TMPDIR, /tmp, current-dir, $HOME. Windows: $TMPDIR, $TMP, $TEMP, $USERPROFILE, current-dir. +On unix the tempdir is created with permissions 0700 (only accessible by the +current user) to avoid security problems (e.g. symlink attacks). On exit, +Nvim deletes the tempdir and its contents. + *E5431* +If you see an error or |log| message like: > + E5431: tempdir disappeared (2 times) +this means an external process on your system deleted the Nvim tempdir. +Typically this is caused by "antivirus" or a misconfigured cleanup service. + +If Nvim has the setuid bit set this may cause problems: the temp file +is owned by the setuid user but the filter command probably runs as the +original user. 4.2 Substitute *:substitute* |