Why use POSIX Interface on a POSIX based OS?

Why use POSIX Interface on a POSIX based OS?

Benefits only provided by POSIX Interface from Cross-OS:

  • Includes OS Abstractor APIs - Allows development of highly portable applications
  • True Portability - Code written for an older version of POSIX will run on a newer version - Code written for one POSIX type such as UNIX or Linux will run on all POSIX types
  • Development Flexibility - OS features beyond the POSIX standard provide more development features which are missing in POSIX
  • Adds Performance, OS Hardening and Reliability - Maximizes use of compile-time translations - Maximizes use of low-level OS functions - Zero data copy of messages - OS Abstractor APIs - Static allocation of control blocks - Scalability at component & feature levels - Real-time enhancements and other safety critical OS features are added to your OS - Protect resources or optionally share them with other applications and processes - Unique process features enables independent development of complex and multiple applications - Dynamic application reconfiguration and restart - Provides Task Pooling feature to reuse task envelopes - Every POSIX distribution offers different features, our APIs will fill in the missing pieces to give you the “best of the best”
    • Related Articles

    • Why use a standardized OS interface?

      Using a standardized OS interface architecture will Reduce the learning curve associated with adopting a new OS by using intuitive, flexible and standard APIs across multiple operating systems Protect software investment by enabling efficient ...
    • Why use a standardized OS interface?

      Using a standardized OS interface architecture will
    • Why do the POSIX function names in OS Abstractor starts with “PX_” first?

      This is intentionally done so that there would be no conflict at link time with the POSIX functions provided by the OS itself and the ones by the OS Abstractor. Please refer to the POSIX Interface section in the reference manual for more information.
    • Why should I use OS Abstractor with my proprietary OS?

      Using OS Abstractor with your proprietary OS will give you the following benefits: Leverage re-usable open source POSIX/Linux code to efficiently add feature rich services in a cost-effective to your proprietary OS Make your application more ...
    • Which POSIX Standard is your product conformant to?

      We are not conformant in terms of supporting required POSIX functionalities in POSIX profile 51, 52, 53, and 54. For some of the POSIX features (such as, run-time libraries, math libraries, and so on) we are dependent on the underlying OS, but we ...