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QNX Software Development Platform
QNX SDP is a cross-compiling and debugging environment, including an IDE and command-line tools, for building binary images and programs for target boards running the QNX OS 8.0.
Utilities & Libraries
Utilities Reference
N
nohup
Run a command that survives the end of its terminal (POSIX, toybox)

QNX Momentics IDE User's Guide
This User's Guide describes version 8.0 of the Integrated Development Environment (IDE) that's part of the QNX Tool Suite.
QNX Software Development Platform
QNX SDP is a cross-compiling and debugging environment, including an IDE and command-line tools, for building binary images and programs for target boards running the QNX OS 8.0.
- Quickstart Guide
- System Architecture
  The System Architecture guide accompanies the QNX OS and is intended for both application developers and end-users.
- OS Components & Operations
- Graphics
- Programming
- System Security Guide
  The QNX System Security Guide is intended for both system integrators who are responsible for the security of a QNX OS system and developers who want to create a QNX OS resource manager free from vulnerabilities.
- Utilities & Libraries
  - C Library Reference
  - Devctl and Ioctl Commands
  - JSON Library Reference
  - PAM Reference
  - QNX Helpers Developer's Guide
    These libraries provide QNX helpers, including helpers that assist with logging, string conversion, and number and type sizes.
  - SPI Framework Technote
  - Utilities Reference
    - Utility Conventions
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      - netstat
        Show network status
      - /etc/networks
        Network name database
      - newgrp
        Change to a new group
      - nfsd
        NFS v2 & v3 and MOUNT v1 & v3 protocol server
      - nice
        Run a program at an altered priority (POSIX)
      - nl
        Number lines of input (POSIX, toybox)
      - nm
        List symbols from object files (POSIX)
      - nohup
        Run a command that survives the end of its terminal (POSIX, toybox)
      - /etc/nsswitch.conf
        Name-service switch configuration file
      - ntp-keygen
        Generate public and private keys
      - ntpd
        Network Time Protocol (NTP) daemon
      - ntpdate
        Set the local time and date by polling NTP servers
      - ntpq
        Monitor the NTP daemon and determine its performance
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    - X
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    - Commonly Used Environment Variables
    - Selecting the Target System
    - Glossary
  - WPA Control Interface Reference
    This document provides a reference for the Wi-Fi Protected Access (WPA) control interface, which provides a C API for the WPA/IEEE 802.11i protocols in Wi-Fi client stations. Application developers who want to control WPA operations and get associated status and event data should read this reference.
- Migrating to QNX OS 8.0
QNX Software in the Cloud
QNX Software in the Cloud enables developers to use the QNX OS in the Amazon cloud environment.
QNX Toolkit for Visual Studio Code
This User's Guide describes the QNX^® Toolkit for Visual Studio Code. The guide introduces you to the QNX Toolkit by explaining the QNX development environment and how to build, run, and debug your QNX^® Operating System (OS) applications and systems.
QNX Hypervisor User's Guide
This User's Guide explains the QNX hypervisor architecture and provides instructions for installing and running a QNX Hypervisor system, changing system components and configuration, and using hypervisor features such as virtual devices (vdevs).
Typographical Conventions, Support, and Licensing
This section describes the typographical conventions used throughout the documentation, explains how to obtain technical support, and provides some information about licensing.

nohup

QNX SDP8.0Utilities ReferenceUtilities

Run a command that survives the end of its terminal (POSIX, toybox)

Syntax:

nohup command

Runs on:

QNX OS

Options:

command: The command to run.

Description:

The nohup utility redirects tty on stdin to /dev/null and tty on stdout to nohup.out.

Contributing author:

Rob Landley and the toybox project (see https://landley.net/toybox/).

This utility is provided as part of the toybox package. For information on how to enable it, see toybox.

Page updated: March 05, 2025