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Name

machid, sun, iAPX286, i286, i386, i486, i860, pdp11, sparc, u3b, u3b2, u3b5, u3b15, vax, u370 - get processor type truth value

Synopsis

sun

iAPX286

i386

pdp11

sparc

u3b

u3b2

u3b5

u3b15

vax

u370

Availability

SUNWcsu

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.
iAPX286
True if you are on a computer using an iAPX286 processor.
i386
True if you are on a computer using an iAPX386 processor.
pdp11
True if you are on a PDP -11/45tm or PDP -11/70tm.
sparc
True if you are on a computer using a SPARC-family processor.
u3b
True if you are on a 3B20 computer.
u3b2
True if you are on a 3B2 computer.
u3b5
True if you are on a 3B5 computer.
u3b15
True if you are on a 3B15 computer.
vax
True if you are on a VAX -11/750tm or VAX -11/780tm.
u370
True if you are on an IBM System/370tm computer.

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.

See Also

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

Notes

The machid family of commands is obsolete.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


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