IEEE 14519-1999
ISO/IEC 14519 : 1999 (IEEE Std 1003.5b), Information technology--POSIX(R) Ada Language Interfaces--Binding for System Application Program Interface (API)--Realtime Extensions
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- Language: English
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- Language: English
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About This Item
IEEE 14519-1999 defines POSIX Ada language interfaces for binding to the System Application Program Interface, with a particular focus on realtime extensions. In computing and processing environments, this technical document helps align Ada-based software with a consistent API model for time-sensitive behavior. IEEE 14519-1999 is relevant where deterministic interaction, portability, and controlled interface behavior matter, especially in systems that depend on structured realtime access rather than ad hoc integration.
About IEEE 14519-1999
This standard describes how Ada language programs can interface with a POSIX-based system API while accounting for realtime extensions. It is part of the IEEE/POSIX family and is intended to support consistent binding between application code and operating-system services. By setting out this interface approach, IEEE 14519-1999 helps reduce ambiguity in how software calls are mapped, which can be important for disciplined development, verification, and cross-platform implementation in technical computing environments.
Where is IEEE 14519-1999 used?
This specification is most applicable in software systems built with Ada where POSIX services and realtime behavior need to work together predictably. Typical use cases may include embedded controllers, industrial automation software, communications systems, and other computing platforms that rely on timing-sensitive tasks. It is especially relevant when developers must bind application logic to system-level interfaces in a way that supports stable execution and consistent realtime operation.
Importance in practice
In practice, IEEE 14519-1999 supports clearer design control by defining how Ada applications connect to POSIX API features and their realtime extensions. That can help teams manage portability, interface consistency, and testing expectations across development and procurement cycles. For systems where timing and predictable behavior are critical, having a recognized standard can reduce integration risk and make compliance reviews easier. IEEE 14519-1999 is therefore useful when repeatable technical behavior matters more than implementation flexibility.
- POSIX Ada language interface binding
- Realtime extension support
- API mapping for system services
- Software consistency and portability
- Ada-based technical computing environments
- Publication Date: 1995
- Standard Status: Inactive
- Publisher: IEEE
- Subject: Computing and Processing
- Official IEEE: Doi link
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