lib/commonio.c: Unlink backup file on error

It doesn't make sense to keep a file around if it's not even a proper
backup.

Signed-off-by: Tobias Stoeckmann <tobias@stoeckmann.org>

diff --git a/lib/commonio.c b/lib/commonio.c
index 2f278df267d61b4606108e770c6b32360df112ae..846372b125519f9e0035b045dd7f90e877d57e1d 100644 (file)
--- a/lib/commonio.c
+++ b/lib/commonio.c
@@ -299,16 +299,16 @@ static int create_backup (const char *backup, FILE * fp)
        }
        if ((c != EOF) || (ferror (fp) != 0) || (fflush (bkfp) != 0)) {
                (void) fclose (bkfp);
-               /* FIXME: unlink the backup file? */
+               unlink(backup);
                return -1;
        }
        if (fsync (fileno (bkfp)) != 0) {
                (void) fclose (bkfp);
-               /* FIXME: unlink the backup file? */
+               unlink(backup);
                return -1;
        }
        if (fclose (bkfp) != 0) {
-               /* FIXME: unlink the backup file? */
+               unlink(backup);
                return -1;
        }