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428
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1 /* Machine description file for Motorola System V/88 machines
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2 Copyright (C) 1985 Free Software Foundation, Inc.
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3
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4 This file is part of GNU Emacs.
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5
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6 GNU Emacs is free software; you can redistribute it and/or modify
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7 it under the terms of the GNU General Public License as published by
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8 the Free Software Foundation; either version 2, or (at your option)
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9 any later version.
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10
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11 GNU Emacs is distributed in the hope that it will be useful,
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12 but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 GNU General Public License for more details.
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15
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16 You should have received a copy of the GNU General Public License
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17 along with XEmacs; see the file COPYING. If not, write to
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18 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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19 Boston, MA 02111-1307, USA. */
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20
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21 /* Synched up with: FSF 19.31. */
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22
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23 /* The following line tells the configuration script what sort of
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24 operating system this machine is likely to run.
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25 USUAL-OPSYS="usg5-3" */
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26
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27 /* Define WORD_MACHINE if addresses and such have
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28 * to be corrected before they can be used as byte counts. */
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29
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30 /* #define WORD_MACHINE */
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31
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32 /* Now define a symbol for the cpu type, if your compiler
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33 does not define it automatically:
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34 Ones defined so far include vax, m68000, ns16000, pyramid,
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35 orion, tahoe, APOLLO and many others */
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36
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37 #ifndef m88000 /* Some 88k C compilers already define this */
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38 #define m88000
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39 #endif
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40
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41 /* Now define a symbol for the cpu type, if your compiler
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42 does not define it automatically. */
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43
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44
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45 /* Define EXPLICIT_SIGN_EXTEND if XINT must explicitly sign-extend
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46 the bit field into an int. In other words, if bit fields
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47 are always unsigned.
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48
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49 If you use NO_UNION_TYPE, this flag does not matter. */
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50
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51 /* #define EXPLICIT_SIGN_EXTEND */
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52
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53 /* Data type of load average, as read out of kmem. */
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54 /* No load average on Motorola machines. */
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55 /* #define LOAD_AVE_TYPE double */
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56
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57 /* Convert that into an integer that is 100 for a load average of 1.0 */
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58 /* #define LOAD_AVE_CVT(x) ((int) ((x) * 100.0)) */
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59
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60 /* Define CANNOT_DUMP on machines where unexec does not work.
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61 Then the function dump-emacs will not be defined
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62 and temacs will do (load "loadup") automatically unless told otherwise. */
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63
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64 /* #define CANNOT_DUMP */
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65
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66 /* Define VIRT_ADDR_VARIES if the virtual addresses of
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67 pure and impure space as loaded can vary, and even their
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68 relative order cannot be relied on.
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69
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70 Otherwise Emacs assumes that text space precedes data space,
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71 numerically. */
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72
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73 /* #define VIRT_ADDR_VARIES */
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74
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75 /* Define NO_REMAP if memory segmentation makes it not work well
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76 to change the boundary between the text section and data section
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77 when Emacs is dumped. If you define this, the preloaded Lisp
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78 code will not be sharable; but that's better than failing completely. */
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79
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80 #define NO_REMAP
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81
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82 /* Define C_ALLOCA if this machine does not support a true alloca
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83 and the one written in C should be used instead.
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84 Define HAVE_ALLOCA to say that the system provides a properly
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85 working alloca function and it should be used.
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86 Define neither one if an assembler-language alloca
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87 in the file alloca.s should be used. */
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88
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89 /* BEM: Distributed asm alloca doesn't work. Don't know about libPW.a.
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90 C ALLOCA is safe and fast enough for now. */
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91
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92 #ifdef __GNUC__
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93 #define HAVE_ALLOCA /* ... and be sure that no other ones are tried out. */
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94 #undef C_ALLOCA
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95 #else /* not __GNUC__ */
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96 #undef HAVE_ALLOCA
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97 #define C_ALLOCA /* Use the alloca() supplied in alloca.c. */
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98 #define STACK_DIRECTION -1 /* The stack grows towards lower addresses. */
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99 #endif /* __GNUC__ */
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100
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101 /* Motorola SysV has PTYs. Not all usg3-5 systems do, so this is defined
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102 here. */
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103
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104 #define HAVE_PTYS
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105 #define SYSV_PTYS
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106
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107 /*
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108 * we have the wrong name for networking libs
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109 */
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110 #ifdef USG5_4
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111 /* rms: not needed; LIB_X11_LIB deals with this. */
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112 /* #define LIBX11_SYSTEM -lX11 */
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113 #else
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114 #undef LIB_X11_LIB /* We don't have the shared libs as assumed in usg5-3.h. */
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115 #undef LIBX11_SYSTEM
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116 #define LIBX11_SYSTEM "-lnsl -lbsd"
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117 #endif /* USG5_4 */
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118
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119
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120 /* previously defined in usg5-4, if we choose to use that. */
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121 /* XEmacs: smarch@quaver.urbana.mcd.mot.com (Steve March) says
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122 we always need -lgen and usg5-4.h doesn't use it. */
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123 #undef LIBS_SYSTEM
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124 #ifdef USG5_4
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125 #define LIBS_SYSTEM "-lsocket -lnsl -lelf -lgen"
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126 #else
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127 #define LIBS_SYSTEM "-lbsd -lg"
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128 #endif /* USG5_4 */
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129
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130 #define NO_SIOCTL_H
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131
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132 /* XEmacs change -- removed crap about random and bstring */
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133
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134 #define NO_PTY_H
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135
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136 /* XEmacs change -- smarch@quaver.urbana.mcd.mot.com */
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137 #ifndef NOT_C_CODE
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138 #include <dirent.h>
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139 #endif
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140
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141 #define USE_GETOBAUD
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