uname - Return system name

Synopsis

uname [-amnrsv]

Description

The uname utility writes the name of the operating system implementation to standard output. When options are specified, strings representing one or more system characteristics are written to standard output.

If the -a flag is specified, or multiple flags are specified, all output is written on a single line, separated by spaces.

Options

-a

Behave as though the -m, -n, -r, -s, and -v options were specified.

-m

Write the name of the hardware type of the system to standard output.

-n

Write the name of the system to standard output.

-r

Write the current release level of the operating system to standard output.

-s

Write the name of the operating system implementation to standard output.

-v

Write the version level of this release of the operating system to standard output.

Exit status

• 0 on success
• >0 if an error occurs