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Open System Services (OSS) for Guardian Developers

Trainings-ID:
U4159S

Inhalt des Trainings

This class will provide you with the knowledge to use UNIX® commands and utilities and to develop applications in the Open System Services (OSS) environment on HPE NonStop Servers. The lectures and labs will focus on OSS basics, commands, utilities, and development tools. In addition, you will be introduced to OSS application programming interface (API) usage and the OSS sockets interface. This class is targeted at Guardian knowledgeable developers who want to obtain a thorough grounding in the OSS environment.

After you successfully complete this course, expect to be able to:
  • OSS file system basics
  • OSS architecture, commands, and utilities
  • OSS development environment
  • OSS API usage and sockets basics

Zielgruppen

  • Application developers
  • System programmers

Vorkenntnisse

  • Six months experience as a NonStop Administrator and
  • Concepts and Facilities for HPE NonStop Systems (U4147S)

Detail-Inhalte

Introduction to OSS
  • History of UNIX
  • The POSIX standard
  • NonStop servers that use OSS
  • Guardian and OSS interface differences

OSS file system basics
  • Accessing OSS
  • The OSS file system
  • Permissions
  • File types
  • Typical directories

Basic commands and utilities
  • Navigational and display commands
  • TACL/OSS command equivalents
  • Printing from OSS
  • Process management
  • Lab Exercise: Basic Commands and Utilities

Advanced commands and utilities
  • More advanced commands
  • Redirection and piping
  • Profile files
  • Environment variables
  • Command line editing
  • Miscellaneous commands such as grep and awk
  • Lab Exercise: Advanced Commands and Utilities

OSS file editing
  • The vi editor
  • Copying files between OSS and Guardian environments
  • Text file conversion between OSS and Guardian environments
  • Lab Exercise: File Editing

Command scripting
  • Command files
  • Use of TACL commands from OSS
  • Use of OSS commands from TACL
  • Variable usage
  • Aliases
  • Control structures
  • Functions
  • Argument processing
  • Tracing
  • Lab Exercise: Command Scripting

OSS development
  • Tools and utilities such as c89, c99, ecobol, tar, pax, eld, and enoft
  • Compiling and linking using make
  • Compiling and linking for SQL/MX
  • NonStop Development Environment for Eclipse
  • Debugging with Inspect
  • Debugging with Visual Inspect
  • Lab Exercise: Development and Visual Inspect

Porting issues
  • General porting considerations
  • Porting design issues
  • Interprocess communications features
  • Pipes and FIFOs
  • Performance considerations
  • $RECEIVE handling
  • Lab Exercises: Porting

OSS subsystem architecture
  • Subsystem processes
  • Subsystem files
  • OSS subsystem startup
  • OSS configuration overview
  • The gname and pname utilities
  • DEFINE usage
  • Lab Exercise: Architecture

Application programming interface (API) usage
  • Accessing standard POSIX system calls
  • Accessing NonStop server specific extensions to the system calls
  • Accessing Guardian objects from POSIX system calls
  • Differentiating between the different forms of process creation calls
  • Accessing Guardian procedures from within an OSS program
  • Lab Exercise: API Usage

OSS sockets basics
  • What is a socket?
  • Client/server support
  • Protocols and addressing
  • Sockets function library
  • Library headers and data structures
  • OSS and Guardian sockets differences
  • Lab Exercise: OSS Sockets 

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Terminanfrage

Ab  2.688,-*

*Preis pro Teilnehmer*in ohne Zusatzoptionen, exkl. MwSt.

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