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20c428fd | 1 | /* Definitions file for GNU Emacs running on IBM AIX version 3.1 |
beb593aa | 2 | Copyright (C) 1985, 1986, 1990 Free Software Foundation, Inc. |
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3 | |
4 | This file is part of GNU Emacs. | |
5 | ||
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6 | GNU Emacs is free software; you can redistribute it and/or modify |
7 | it under the terms of the GNU General Public License as published by | |
17385adc | 8 | the Free Software Foundation; either version 2, or (at your option) |
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9 | any later version. |
10 | ||
20c428fd | 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 |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
20c428fd | 15 | |
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16 | You should have received a copy of the GNU General Public License |
17 | along with GNU Emacs; see the file COPYING. If not, write to | |
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18 | the Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
19 | Boston, MA 02111-1307, USA. */ | |
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20 | |
21 | ||
22 | /* | |
23 | * Define symbols to identify the version of Unix this is. | |
24 | * Define all the symbols that apply correctly. | |
25 | */ | |
26 | ||
27 | #define USG /* System III, System V, etc */ | |
28 | #define USG5 | |
29 | ||
30 | /* Specify IBM AIX version of system */ | |
31 | ||
32 | #ifndef AIX | |
33 | #define AIX | |
34 | #endif | |
35 | ||
36 | /* turn off c prototypes */ | |
37 | #ifndef _NO_PROTO | |
38 | #define _NO_PROTO | |
39 | #endif | |
40 | ||
41 | /* This symbol should be defined on AIX Version 3 ??????? */ | |
42 | #ifndef _AIX | |
43 | #define _AIX | |
44 | #endif | |
45 | ||
46 | /* Specify "_BSD" to invoke Berkeley compatibility in header files */ | |
47 | /*#ifndef _BSD | |
48 | #define _BSD | |
49 | #endif | |
50 | */ | |
51 | ||
52 | /* SYSTEM_TYPE should indicate the kind of system you are using. | |
53 | It sets the Lisp variable system-type. */ | |
54 | ||
7a6ec3d1 | 55 | #define SYSTEM_TYPE "aix" |
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56 | |
57 | ||
58 | /* nomultiplejobs should be defined if your system's shell | |
59 | does not have "job control" (the ability to stop a program, | |
60 | run some other program, then continue the first one). */ | |
61 | ||
62 | /* #define NOMULTIPLEJOBS */ | |
63 | ||
64 | /* Default is to set interrupt_input to 0: don't do input buffering within Emacs */ | |
65 | ||
66 | /* #define INTERRUPT_INPUT */ | |
67 | ||
738949ec RS |
68 | /* In AIX, you allocate a pty by opening /dev/ptc to get the master side. |
69 | To get the name of the slave side, you just ttyname() the master side. */ | |
20c428fd | 70 | |
738949ec RS |
71 | #define PTY_ITERATION for (c = 0; !c ; c++) |
72 | #define PTY_NAME_SPRINTF strcpy (pty_name, "/dev/ptc"); | |
73 | #define PTY_TTY_NAME_SPRINTF strcpy (pty_name, ttyname (fd)); | |
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74 | |
75 | /* | |
76 | * Define HAVE_TERMIO if the system provides sysV-style ioctls | |
77 | * for terminal control. | |
78 | */ | |
79 | ||
beb593aa | 80 | #define HAVE_TERMIOS |
20c428fd | 81 | |
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82 | /* |
83 | * Define HAVE_PTYS if the system supports pty devices. | |
84 | */ | |
85 | ||
86 | #define HAVE_PTYS | |
87 | ||
88 | /* Define HAVE_SOCKETS if system supports 4.2-compatible sockets. */ | |
89 | ||
90 | #define HAVE_SOCKETS | |
91 | ||
92 | /* | |
93 | * Define NONSYSTEM_DIR_LIBRARY to make Emacs emulate | |
94 | * The 4.2 opendir, etc., library functions. | |
95 | */ | |
96 | ||
97 | /* #define NONSYSTEM_DIR_LIBRARY */ | |
98 | ||
99 | /* | |
100 | * Define SYSV_SYSTEM_DIR to use the V.3 getdents/readir | |
101 | * library functions. Almost, but not quite the same as | |
102 | * the 4.2 functions | |
103 | */ | |
104 | ||
105 | #define SYSV_SYSTEM_DIR | |
106 | ||
107 | /* Define this symbol if your system has the functions bcopy, etc. */ | |
108 | ||
109 | #define BSTRING | |
110 | ||
111 | /* subprocesses should be defined if you want to | |
112 | have code for asynchronous subprocesses | |
113 | (as used in M-x compile and M-x shell). | |
114 | This is supposed to work now on system V release 2. */ | |
115 | ||
116 | #define subprocesses | |
117 | ||
118 | /* If your system uses COFF (Common Object File Format) then define the | |
119 | preprocessor symbol "COFF". */ | |
120 | ||
121 | /* #define COFF */ | |
122 | ||
123 | /* define MAIL_USE_FLOCK if the mailer uses flock | |
124 | to interlock access to /usr/spool/mail/$USER. | |
125 | The alternative is that a lock file named | |
126 | /usr/spool/mail/$USER.lock. */ | |
127 | ||
128 | /* #define MAIL_USE_FLOCK */ | |
129 | ||
130 | /* Define CLASH_DETECTION if you want lock files to be written | |
131 | so that Emacs can tell instantly when you try to modify | |
132 | a file that someone else has modified in his Emacs. */ | |
133 | ||
134 | /* #define CLASH_DETECTION */ | |
135 | ||
136 | /* Define SHORTNAMES if the C compiler can distinguish only | |
137 | short names. It means that the stuff in ../shortnames | |
138 | must be run to convert the long names to short ones. */ | |
139 | ||
140 | /* #define SHORTNAMES */ | |
141 | ||
142 | /* We do NOT use the Berkeley (and usg5.2.2) interface to nlist. */ | |
143 | ||
144 | /* #define NLIST_STRUCT */ | |
145 | ||
146 | /* The file containing the kernel's symbol table is called /unix. */ | |
147 | ||
148 | #define KERNEL_FILE "/unix" | |
149 | ||
150 | /* The symbol in the kernel where the load average is found | |
151 | is named avenrun. */ | |
152 | ||
153 | #define LDAV_SYMBOL "avenrun" | |
154 | \f | |
155 | /* Special itemss needed to make Emacs run on this system. */ | |
156 | ||
157 | /* | |
158 | * Make the sigsetmask function go away. Don't know what the | |
159 | * ramifications of this are, but doesn't seem possible to | |
160 | * emulate it properly anyway at this point. | |
161 | */ | |
162 | ||
163 | #define sigsetmask(mask) /* Null expansion */ | |
164 | ||
165 | /* setjmp and longjmp can safely replace _setjmp and _longjmp, | |
166 | but they will run slower. */ | |
167 | ||
168 | #define _setjmp setjmp | |
169 | #define _longjmp longjmp | |
170 | ||
eb8c3be9 | 171 | /* On USG systems the system calls are interruptible by signals |
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172 | that the user program has elected to catch. Thus the system call |
173 | must be retried in these cases. To handle this without massive | |
174 | changes in the source code, we remap the standard system call names | |
175 | to names for our own functions in sysdep.c that do the system call | |
176 | with retries. */ | |
177 | ||
178 | #define read sys_read | |
179 | #define open sys_open | |
180 | #define write sys_write | |
181 | ||
182 | #define INTERRUPTIBLE_OPEN | |
183 | #define INTERRUPTIBLE_IO | |
184 | ||
185 | /* On USG systems these have different names */ | |
186 | ||
187 | #define index strchr | |
188 | #define rindex strrchr | |
189 | ||
190 | /* USG systems tend to put everything declared static | |
191 | into the initialized data area, which becomes pure after dumping Emacs. | |
192 | Foil this. Emacs carefully avoids static vars inside functions. */ | |
193 | ||
194 | #undef static | |
195 | ||
196 | /* Compiler bug bites on many systems when default ADDR_CORRECT is used. */ | |
197 | ||
198 | /* #define ADDR_CORRECT(x) (x) */ | |
199 | ||
9ffaad2e | 200 | #ifndef __GNUC__ |
32676c08 | 201 | #define LINKER cc |
9ffaad2e | 202 | #endif |
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203 | |
204 | /* Prevent -lg from being used for debugging. Not needed. */ | |
205 | ||
206 | #define LIBS_DEBUG | |
207 | ||
208 | /* No need to specify -lc when linking. */ | |
209 | ||
210 | #define LIB_STANDARD | |
211 | ||
212 | /* Use terminfo instead of termcap. */ | |
213 | ||
214 | #define TERMINFO | |
215 | ||
216 | /* The following definition seems to be needed in AIX version 3.1.6.8. | |
217 | It may not have been needed in certain earlier versions. */ | |
218 | #define HAVE_TCATTR | |
219 | ||
220 | #define SYSTEM_MALLOC | |
221 | ||
e79a0e1b RS |
222 | /* Include unistd.h, even though we don't define POSIX. */ |
223 | #define NEED_UNISTD_H | |
224 | ||
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225 | /* AIX doesn't define this. */ |
226 | #define unix 1 | |
131cbe12 RS |
227 | |
228 | /* AIX 3.1 has the HFT features. */ | |
229 | #define AIXHFT |