e2image: handle SIGINT safely

When doing an in place move, interrupting it past the
point of no return will destroy the filesystem since
parts of it have been overwritten.  Catch SIGINT the
first time and issue a warning if this is the case.

Signed-off-by: Phillip Susi <psusi@ubuntu.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
1 file changed