Detect if the program is running under Windows Subsystem for Linux

Usage

wsl::is_wsl()

Detect if the code is ran under Windows Subsystem for Linux

Usage

wsl::is_wsl() returns true under WSL, false otherwise.

Method

A semi-official source lists some pointers. We are going to use the simplest approach here: Testing if /proc/sys/kernel/osrelease contains string Microsoft or WSL.