Function Entry: DOS_COMMAND

`dos<sub>command</sub>`

BricsCAD DOSLib Function

(dos_command command [mode])

Arguments are described in the vendor page; see Source Notes.

Runs the specified OS command (like when starting from a DOS box or terminal box. command :is a string specifying the OS command including all parameters mode :is an integer to control the behaviour of the OS shell box : 0 show the shell window in normal (last-used) mode 1 show the shell window in normal (last-used) mode, but is not activated 2 show the shell window in minimised, but inactive state 3 show the shell window in minimised, and active state 4 show the shell window in maximised state Returns the string executed in OS command shell, or NIL in case of an error. Examples : runs Notepad.exe with normal shell box runs Notepad.exe with minimised shell box runs control panel with normal shell box runs control panel with minimised shell box

Vendor-defined; see Source Notes.

• AutoCAD 2026: not documented.
• BricsCAD V26: documented.
• Status: BricsCAD-only.

• [dos_command (BricsCAD V26 DevRef)](https://developer.bricsys.com/bricscad/help/en_US/V26/DevRef/source/dos_command.htm)
• Status: documented (Phase 3 follow-up: body filled from the BricsCAD V26 per-symbol page on 2026-04-26).