1 '\" te
   2 .\"  Copyright 1989 AT&T
   3 .\" Copyright (c) 1999, Sun Microsystems, Inc.
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   7 .\" When distributing Covered Code, include this CDDL HEADER in each file and include the License file at usr/src/OPENSOLARIS.LICENSE.  If applicable, add the following below this CDDL HEADER, with the fields enclosed by brackets "[]" replaced with your own identifying information: Portions Copyright [yyyy] [name of copyright owner]
   8 .TH MACHID 1 "Jul 5, 1990"
   9 .SH NAME
  10 machid, sun, iAPX286, i286, i386, i486, i860, pdp11, sparc, u3b, u3b2, u3b5,
  11 u3b15, vax, u370 \- get processor type truth value
  12 .SH SYNOPSIS
  13 .LP
  14 .nf
  15 \fBsun\fR
  16 .fi
  17 
  18 .LP
  19 .nf
  20 \fBiAPX286\fR
  21 .fi
  22 
  23 .LP
  24 .nf
  25 \fBi386\fR
  26 .fi
  27 
  28 .LP
  29 .nf
  30 \fBpdp11\fR
  31 .fi
  32 
  33 .LP
  34 .nf
  35 \fBsparc\fR
  36 .fi
  37 
  38 .LP
  39 .nf
  40 \fBu3b\fR
  41 .fi
  42 
  43 .LP
  44 .nf
  45 \fBu3b2\fR
  46 .fi
  47 
  48 .LP
  49 .nf
  50 \fBu3b5\fR
  51 .fi
  52 
  53 .LP
  54 .nf
  55 \fBu3b15\fR
  56 .fi
  57 
  58 .LP
  59 .nf
  60 \fBvax\fR
  61 .fi
  62 
  63 .LP
  64 .nf
  65 \fBu370\fR
  66 .fi
  67 
  68 .SH DESCRIPTION
  69 .sp
  70 .LP
  71 The following commands will return a true value (exit code of 0) if you are
  72 using an instruction set that the command name indicates.
  73 .sp
  74 .ne 2
  75 .na
  76 \fB\fBsun\fR\fR
  77 .ad
  78 .RS 11n
  79 True if you are on a Sun system.
  80 .RE
  81 
  82 .sp
  83 .ne 2
  84 .na
  85 \fB\fBiAPX286\fR\fR
  86 .ad
  87 .RS 11n
  88 True if you are on a computer using an iAPX286 processor.
  89 .RE
  90 
  91 .sp
  92 .ne 2
  93 .na
  94 \fB\fBi386\fR\fR
  95 .ad
  96 .RS 11n
  97 True if you are on a computer using an iAPX386 processor.
  98 .RE
  99 
 100 .sp
 101 .ne 2
 102 .na
 103 \fB\fBpdp11\fR\fR
 104 .ad
 105 .RS 11n
 106  True if you are on a PDP-11/45\(tm or PDP-11/70\(tm.
 107 .RE
 108 
 109 .sp
 110 .ne 2
 111 .na
 112 \fB\fBsparc\fR\fR
 113 .ad
 114 .RS 11n
 115 True if you are on a computer using a SPARC-family processor.
 116 .RE
 117 
 118 .sp
 119 .ne 2
 120 .na
 121 \fB\fBu3b\fR\fR
 122 .ad
 123 .RS 11n
 124 True if you are on a 3B20 computer.
 125 .RE
 126 
 127 .sp
 128 .ne 2
 129 .na
 130 \fB\fBu3b2\fR\fR
 131 .ad
 132 .RS 11n
 133 True if you are on a 3B2 computer.
 134 .RE
 135 
 136 .sp
 137 .ne 2
 138 .na
 139 \fB\fBu3b5\fR\fR
 140 .ad
 141 .RS 11n
 142 True if you are on a 3B5 computer.
 143 .RE
 144 
 145 .sp
 146 .ne 2
 147 .na
 148 \fB\fBu3b15\fR\fR
 149 .ad
 150 .RS 11n
 151 True if you are on a 3B15 computer.
 152 .RE
 153 
 154 .sp
 155 .ne 2
 156 .na
 157 \fB\fBvax\fR\fR
 158 .ad
 159 .RS 11n
 160 True if you are on a VAX-11/750\(tm or VAX-11/780\(tm.
 161 .RE
 162 
 163 .sp
 164 .ne 2
 165 .na
 166 \fB\fBu370\fR\fR
 167 .ad
 168 .RS 11n
 169 True if you are on an IBM\(rg System/370\(tm computer.
 170 .RE
 171 
 172 .sp
 173 .LP
 174 The commands that do not apply will return a false (non-zero) value. These
 175 commands are often used within makefiles (see \fBmake\fR(1S)) and shell scripts
 176 (see \fBsh\fR(1)) to increase portability.
 177 .SH SEE ALSO
 178 .sp
 179 .LP
 180 \fBmake\fR(1S), \fBsh\fR(1), \fBtest\fR(1), \fBtrue\fR(1), \fBuname\fR(1),
 181 \fBattributes\fR(5)
 182 .SH NOTES
 183 .sp
 184 .LP
 185 The \fBmachid\fR family of commands is obsolete. Use \fBuname\fR \fB-p\fR and
 186 \fBuname\fR \fB-m\fR instead.