3. Glossary — RTEMS Eclipse Manual 5.4-rc2 (21st August 2026) documentation

# 3. Glossary

Binutils

  GNU Binary Utilities such as the assembler `as`, linker `ld` and a range of other tools used in the development of software.

DLL

  Dynamically Linker Library used on Windows.

GCC

  GNU Compiler Tool chain. It is the GNU C/C++ compiler, binutils and GDB.

GDB

  GNU Debugger

MinGW

  Minimal GNU system for Windows that lets GCC built programs use the standard Windows operating system DLLs. It lets you build native Windows programs with the GNU GCC compiler.

MinGW64

  Minimal GNU system for 64bit Windows. MinGW64 is not the MinGW project.

MSYS2

  Minimal System 2 is a fork of the MinGW project’s MSYS tool and the MinGW MSYS tool is a fork of Cygwin project. The Cygwin project provides a POSIX emulation layer for Windows so POSIX software can run on Windows. MSYS is a minimal version that is just enough to let `configure` scripts run. MSYS has a simplified path structure to make it easier to building native Windows programs.

POSIX

  Portable Operating System Interface is a standard that lets software be portable between compliant operating systems.

prefix

  A path used when building a package so all parts of the package reside under that path.

RSB

  RTEMS Source Builder is part of the RTEMS Tools Project. It builds packages such as the tools for the RTEMS operating system.

RTEMS

  The Real-Time Executive for Multiprocessor Systems or RTEMS is an open source fully featured Real Time Operating System or RTOS that supports a variety of open standard application programming interfaces (API) and interface standards such as POSIX and BSD sockets.

Test Suite

  See Testsuite

Testsuite

  RTEMS test suite located in the `testsuites/` directory.

Waf

  Waf build system. For more information see http://www.waf.io/