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428
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1 /* RTPC AIX machine/system dependent defines
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2 Copyright (C) 1988 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="usg5-2-2" */
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26
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27 /* Now define a symbol for the cpu type, if your compiler
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28 does not define it automatically. */
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29
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30 #ifndef IBMAIX
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31 #define IBMAIX
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32 #endif
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33
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34 /* No load average information appears in the AIX kernel. VRM has this
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35 info, and if anyone desires they should fix fns.c to get it out of VRM */
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36
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37 /* Define addresses, macros, change some setup for dump */
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38
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39 #undef COFF
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40 #define NO_REMAP
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41
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42 #define TEXT_START 0x10000000
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43 #define DATA_START 0x20000000
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44
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45 #define N_BADMAG(x) BADMAG(x)
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46 #define N_TXTOFF(x) A_TEXTPOS(x)
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47 #define N_SYMOFF(x) A_SYMPOS(x)
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48 #define A_TEXT_OFFSET(HDR) sizeof(HDR)
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49 #define ADJUST_EXEC_HEADER \
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50 unexec_text_start += sizeof(hdr); \
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51 unexec_data_start = ohdr.a_dbase
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52 #undef ADDR_CORRECT
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53 #define ADDR_CORRECT(x) ((int)(x))
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54
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55 /* This is the offset of the executable's text, from the start of the file. */
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56
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57 #define A_TEXT_SEEK(HDR) (N_TXTOFF (hdr) + sizeof (hdr))
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58
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59 /* AIX has PTYs, so define here, along with macros needed to make them work. */
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60
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61 #define PTY_ITERATION for (i=0; i<256; i++)
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62 #define PTY_NAME_SPRINTF sprintf (ptyname, "/dev/ptc%d", i);
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63
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64 #define PTY_TTY_NAME_SPRINTF \
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65 { /* Check that server side not already open */ \
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66 if ((ioctl (*ptyv, PTYSTATUS, 0) & 0xFFFF) != 0) \
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67 { \
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68 close (*ptyv); \
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69 continue; \
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70 } \
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71 /* And finally to be sure we can open it later */ \
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72 sprintf (ptyname, "/dev/pts%d", i); \
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73 signal (SIGHUP,SIG_IGN); \
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74 } /* ignore hangup at process end */
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75
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76 /* TIOCNOTTY doesn't occur on AIX, but the rest
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77 of the conditionalized code in process.c does
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78 the right thing if we fake this out. */
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79 #define TIOCNOTTY IOCTYPE
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80
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81 /* #define SKTPAIR */ /* SKTPAIR works, but what is advantage over pipes? */
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82
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83 /* Specify the font for X to use. */
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84
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85 #define X_DEFAULT_FONT "Rom14.500"
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86
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87 /* Here override various assumptions in ymakefile */
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88
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89 /* On AIX 2.2.1, use these definitions instead
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90 #define C_SWITCH_MACHINE "-I/usr/include -Nn2000"
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91 #define LIBS_MACHINE "-lX -lrts"
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92 */
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93
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94 #define C_SWITCH_MACHINE "-I/usr/include -I/usr/include/bsd -Nn2000"
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95 #define LIBS_MACHINE "-lXMenu -lX -lsock -lbsd -lrts"
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96
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97 #define OBJECTS_MACHINE "hftctl.o"
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98 #define START_FILES "/lib/crt0.o"
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99 /* -lXMenu, -lX must precede -lsock, -lbsd */
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100 #define LD_SWITCH_MACHINE "-n -T0x10000000 -K -e start"
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101
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102 #if 0 /* I refuse to promulgate a recommendation that would make
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103 users unable to debug - RMS. */
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104 /* delete the following line to foil optimization, enable debugging */
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105 #define C_DEBUG_SWITCH "-O"
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106 #endif
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107
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108
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109 /* Setup to do some things BSD way - these won't work previous to AIX 2.1.2 */
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110
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111 #include </usr/include/bsd/BSDtoAIX.h>
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112
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113 /* AIX utimes allegedly causes SIGSEGV. */
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114 #undef HAVE_UTIMES /* override configuration decision */
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115
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116 /* rocky@watson.ibm.com says this is needed. */
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117 #define HAVE_FTIME
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