aboutsummaryrefslogtreecommitdiff
path: root/contrib/findholes/main.go
diff options
context:
space:
mode:
Diffstat (limited to 'contrib/findholes/main.go')
-rw-r--r--contrib/findholes/main.go25
1 files changed, 24 insertions, 1 deletions
diff --git a/contrib/findholes/main.go b/contrib/findholes/main.go
index 6f1ae64..17597ae 100644
--- a/contrib/findholes/main.go
+++ b/contrib/findholes/main.go
@@ -10,13 +10,25 @@ import (
)
func main() {
+ flags := struct {
+ verify *bool
+ create *bool
+ }{}
+ flags.verify = flag.Bool("verify", false, "Verify results using full file scan")
+ flags.create = flag.Bool("create", false, "Create test file with random holes")
flag.Parse()
if flag.NArg() != 1 {
fmt.Printf("Usage: findholes FILE\n")
os.Exit(1)
}
- f, err := os.Open(flag.Arg(0))
+ path := flag.Arg(0)
+
+ if *flags.create {
+ holes.Create(path)
+ }
+
+ f, err := os.Open(path)
if err != nil {
// os.Open() gives nicer error messages than syscall.Open()
fmt.Println(err)
@@ -31,4 +43,15 @@ func main() {
}
fmt.Println(holes.PrettyPrint(segments))
+
+ if *flags.verify {
+ err = holes.Verify(int(f.Fd()), segments)
+ if err != nil {
+ fmt.Println(err)
+ os.Exit(1)
+ } else {
+ fmt.Println("verify ok")
+ }
+ }
+
}