Classic Environment
E736571
Classic Environment was a compatibility layer in early versions of Mac OS X that allowed users to run applications designed for the classic Mac OS (System 9 and earlier) within the newer operating system.
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
Mac OS component
ⓘ
software compatibility layer ⓘ |
| allows | running Mac OS 9 applications without rebooting ⓘ |
| alsoKnownAs | Classic NERFINISHED ⓘ |
| architecture | PowerPC-only ⓘ |
| cannotRun |
on Mac OS X 10.5 Leopard and later
ⓘ
on macOS (post-OS X rebranding) ⓘ |
| category | Mac OS X classic compatibility NERFINISHED ⓘ |
| designedFor | users migrating from Mac OS 9 to Mac OS X ⓘ |
| developer | Apple Inc. ⓘ |
| discontinuedOnArchitecture | Intel-based Macintosh computers ⓘ |
| doesNotSupport |
Intel-based Macs
NERFINISHED
ⓘ
applications requiring direct hardware access under classic Mac OS ⓘ |
| emulates | Mac OS 9 environment ⓘ |
| executionModel | runs classic Mac OS as a task under Mac OS X ⓘ |
| fileSystemAccess | provides access to Mac OS X file system for classic apps ⓘ |
| graphicsIntegration | maps classic Mac OS graphics into Quartz windows ⓘ |
| guestOperatingSystem | Mac OS 9 NERFINISHED ⓘ |
| hostOperatingSystem | Darwin-based Mac OS X NERFINISHED ⓘ |
| introducedIn | early versions of Mac OS X ⓘ |
| kernelType | runs classic Mac OS in a virtualized environment on top of Mac OS X ⓘ |
| lastSupportedIn | Mac OS X 10.4 Tiger on PowerPC NERFINISHED ⓘ |
| multitaskingModel | coexists with native Mac OS X applications ⓘ |
| operatingSystem | Mac OS X NERFINISHED ⓘ |
| primaryPurpose | transition from classic Mac OS to Mac OS X ⓘ |
| printingSupport | uses Mac OS X printing system for classic applications ⓘ |
| provides | backward compatibility for classic Mac OS software ⓘ |
| replacedBy | native Mac OS X applications ⓘ |
| replacedTechnology | direct booting into Mac OS 9 ⓘ |
| requires |
Mac OS 9 system folder
ⓘ
PowerPC processor ⓘ installed copy of Mac OS 9 on the same machine ⓘ |
| runsOn | PowerPC-based Macintosh computers NERFINISHED ⓘ |
| status | discontinued ⓘ |
| supportedOperatingSystem |
Mac OS X 10.0 Cheetah
NERFINISHED
ⓘ
Mac OS X 10.1 Puma NERFINISHED ⓘ Mac OS X 10.2 Jaguar NERFINISHED ⓘ Mac OS X 10.3 Panther NERFINISHED ⓘ Mac OS X 10.4 Tiger NERFINISHED ⓘ |
| supports |
Carbon-based classic applications that run under Mac OS 9
ⓘ
Mac OS 9 applications ⓘ classic Mac OS applications ⓘ |
| targetPlatform | classic Mac OS NERFINISHED ⓘ |
| type | compatibility subsystem ⓘ |
| userInterfaceIntegration | runs classic applications in windows on the Mac OS X desktop ⓘ |
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.