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Diffstat (limited to 'doc/emacs/files.texi')
| -rw-r--r-- | doc/emacs/files.texi | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/doc/emacs/files.texi b/doc/emacs/files.texi index 393c4728422..01d22564f2e 100644 --- a/doc/emacs/files.texi +++ b/doc/emacs/files.texi @@ -786,6 +786,14 @@ those previous versions. If you want to be able to do that with files hosted by those services when editing them with Emacs, customize @code{backup-by-copying} to a non-@code{nil} value. +@vindex file-precious-flag + Copying the old file for backup is also useful when editing precious +files, because it makes sure the old file keeps its name if something +fails between the backup and the saving of your edits. Alternatively, +you can customize @code{file-precious-flag} to a non-@code{nil} value, +which implies backups by copying and also protects against I/O errors +while saving your edits. + @node Customize Save @subsection Customizing Saving of Files |