machid

, sun

, i386

, i486

, sparc

- get processor type truth value

Synopsis

sun 

i386 

sparc 

Description

The following commands will return a true value (exit code of 0) if you are using an instruction set that the command name indicates.

sun

True if you are on a Sun system.

i386

True if you are on a computer using an iAPX386 processor.

sparc

True if you are on a computer using a SPARC-family processor.

The commands that do not apply will return a false (non-zero) value. These commands are often used within makefiles (see make(1S)) and shell scripts (see sh(1)) to increase portability.

Attributes

See attributes(5) for descriptions of the following attributes:

See Also

make(1S), sh(1), test(1), true(1), uname(1), attributes(5)

Notes

The machid family of commands is obsolete. Use uname -p and uname -m instead.