Vxworks Ld_path Environment Variable //top\\ Jun 2026

In Wind River’s VxWorks real-time operating system (RTOS), managing how executables resolve dependencies requires precise use of environment variables. The environment variable (often referenced alongside legacy or custom platform variants like LD_PATH ) is the foundational mechanism used by the VxWorks runtime linker to locate and bind shared libraries ( .so files) within Real-Time Processes (RTPs). Architectural Context: Memory Models & RTPs VxWorks architecture is split into two runtime models:

: This variable is only relevant for Real-Time Processes (RTPs) . Downloadable Kernel Modules (DKMs) do not use shared libraries in the same way and do not rely on LD_LIBRARY_PATH . vxworks ld_path environment variable