Utilities/mount: Automatically mount regular files with loop devices

Check if the source fd is not a block device file using the fstat syscall and if that's the case, try to mount the file using a temporary loop device.
Author: https://github.com/supercomputer7 Commit: 0739b5df11 Pull-request: https://github.com/SerenityOS/serenity/pull/23138 Reviewed-by: https://github.com/ADKaster ✅ Reviewed-by: https://github.com/Hendiadyoin1 Reviewed-by: https://github.com/gmta
2025-08-23 10:50:49 +00:00 · 2024-02-09 17:17:14 +02:00 · 2024-02-09 17:17:14 +02:00 · 0739b5df11 · 2024-07-17 06:54:15 +09:00
commit 0739b5df11
parent e14c571916
2 changed files with 24 additions and 1 deletions
--- a/Base/usr/share/man/man8/mount.md
+++ b/Base/usr/share/man/man8/mount.md
@ -44,6 +44,9 @@ Additionally, the name `defaults` is accepted and ignored.
 ```sh
 # mount devpts /dev/pts -t devpts -o noexec,nosuid
 # mount /home/anon/myfile.txt /tmp/foo -o bind
+
+# mount a regular file using a temporary loop device
+$ mount /home/anon/myfilesystem.bin /mnt
 ```

 ## See also