---
title: Legacy Signpost Symbols
framework: os
role: collectionGroup
role_heading: API Collection
path: os/legacy-signpost-symbols
---

# Legacy Signpost Symbols

Migrate your code away from using these legacy symbols.

## Topics

### Measure Events

- [os_signpost(_:dso:log:name:signpostID:)](os/os_signpost(_:dso:log:name:signpostid:)-2oz8u.md)
- [os_signpost(_:dso:log:name:signpostID:_:_:)](os/os_signpost(_:dso:log:name:signpostid:_:_:)-2om9b.md)
- [OSSignpostType](os/ossignposttype.md)
- [os_signpost(_:dso:log:name:signpostID:)](os/os_signpost(_:dso:log:name:signpostid:)-12m3v.md)
- [os_signpost(_:dso:log:name:signpostID:_:_:)](os/os_signpost(_:dso:log:name:signpostid:_:_:)-nez5.md)
- [OSSignpostAnimationBegin](os/ossignpostanimationbegin.md)
- [AnimationFormatString](os/animationformatstring.md)
- [os_signpost_id_t](os/os_signpost_id_t.md)

## See Also

### Measure Events

- [Recording Performance Data](os/recording-performance-data.md)
- [OSSignposter](os/ossignposter.md)
- [OSSignpostType](os/ossignposttype.md)
- [os_signpost_id_t](os/os_signpost_id_t.md)