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1.1 root 1: /* Definitions file for GNU Emacs running on Data General's DG/UX
2: version 4.32 and above.
3: Copyright (C) 1985, 1986, 1991 Free Software Foundation, Inc.
4:
5: This file is part of GNU Emacs.
6:
7: GNU Emacs is free software; you can redistribute it and/or modify
8: it under the terms of the GNU General Public License as published by
9: the Free Software Foundation; either version 1, or (at your option)
10: any later version.
11:
12: GNU Emacs is distributed in the hope that it will be useful,
13: but WITHOUT ANY WARRANTY; without even the implied warranty of
14: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15: GNU General Public License for more details.
16:
17: You should have received a copy of the GNU General Public License
18: along with GNU Emacs; see the file COPYING. If not, write to
19: the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
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 UNIPLUS */
28: /* #define USG5 */
29: /* #define USG */
30: /* #define HPUX */
31: /* #define UMAX */
32: /* #define BSD4_1 */
33: #define BSD4_2
34: #define BSD4_3
35: #define BSD
36: /* #define VMS */
37:
38: /* SYSTEM_TYPE should indicate the kind of system you are using.
39: It sets the Lisp variable system-type. */
40:
41: #define SYSTEM_TYPE "dgux-unix"
42:
43: /* NOMULTIPLEJOBS should be defined if your system's shell
44: does not have "job control" (the ability to stop a program,
45: run some other program, then continue the first one). */
46:
47: /* #define NOMULTIPLEJOBS */
48:
49: /* Emacs can read input using SIGIO and buffering characters itself,
50: or using CBREAK mode and making C-g cause SIGINT.
51: The choice is controlled by the variable interrupt_input.
52: Define INTERRUPT_INPUT to make interrupt_input = 1 the default (use SIGIO)
53:
54: SIGIO can be used only on systems that implement it (4.2 and 4.3).
55: CBREAK mode has two disadvatages
56: 1) At least in 4.2, it is impossible to handle the Meta key properly.
57: I hear that in system V this problem does not exist.
58: 2) Control-G causes output to be discarded.
59: I do not know whether this can be fixed in system V.
60:
61: Another method of doing input is planned but not implemented.
62: It would have Emacs fork off a separate process
63: to read the input and send it to the true Emacs process
64: through a pipe.
65: */
66:
67: #define INTERRUPT_INPUT
68:
69: /* Letter to use in finding device name of first pty,
70: if system supports pty's. 'a' means it is /dev/ptya0 */
71:
72: #define FIRST_PTY_LETTER 'r'
73:
74: /*
75: * Define HAVE_TIMEVAL if the system supports the BSD style clock values.
76: * Look in <sys/time.h> for a timeval structure.
77: */
78:
79: #define HAVE_TIMEVAL
80:
81: /*
82: * Define HAVE_SELECT if the system supports the `select' system call.
83: */
84:
85: #define HAVE_SELECT
86:
87: /*
88: * Define HAVE_SOCKETS if the system supports sockets.
89: */
90:
91: #define HAVE_SOCKETS
92:
93: /*
94: * Define HAVE_PTYS if the system supports pty devices.
95: */
96:
97: #define HAVE_PTYS
98:
99: /*
100: * Define NONSYSTEM_DIR_LIBRARY to make Emacs emulate
101: * The 4.2 opendir, etc., library functions.
102: */
103:
104: /* #define NONSYSTEM_DIR_LIBRARY */
105:
106: /* Define this symbol if your system has the functions bcopy, etc. */
107:
108: #define BSTRING
109:
110: /* subprocesses should be defined if you want to
111: have code for asynchronous subprocesses
112: (as used in M-x compile and M-x shell).
113: This is generally OS dependent, and not supported
114: under most USG systems. */
115:
116: #define subprocesses
117:
118: /* If your system uses COFF (Common Object File Format) then define the
119: preprocessor symbol "COFF".
120:
121: DGUX can use either COFF or ELF. To use ELF format, define ELF. */
122:
123: #ifndef ELF
124: #define COFF
125: #endif
126:
127: #ifndef COFF /* People will probably find this apparently unreliable
128: till the NFS dumping bug is fixed. */
129:
130: /* It is possible to undump to ELF with DG/UX 5.4, but for revisions below
131: 5.4.1 the undump MUST be done on a local file system, or the kernel will
132: panic. ELF executables have the advantage of using shared libraries,
133: while COFF executables will still work on 4.2x systems. */
134:
135: #define UNEXEC unexelf.o
136:
137: /* This makes sure that all segments in the executable are undumped,
138: not just text, data, and bss. In the case of Mxdb and shared
139: libraries, additional information is stored in other sections.
140: It does not hurt to have this defined if you don't use Mxdb or
141: shared libraries. In fact, it makes no difference. */
142:
143: /* Necessary for shared libraries and Mxdb debugging information. */
144: #define USG_SHARED_LIBRARIES
145: #endif
146:
147: /* define MAIL_USE_FLOCK if the mailer uses flock
148: to interlock access to /usr/spool/mail/$USER.
149: The alternative is that a lock file named
150: /usr/spool/mail/$USER.lock. */
151:
152: /* #define MAIL_USE_FLOCK */
153:
154: /* Define CLASH_DETECTION if you want lock files to be written
155: so that Emacs can tell instantly when you try to modify
156: a file that someone else has modified in his Emacs. */
157:
158: /* #define CLASH_DETECTION */
159:
160: /* Define a replacement for the baud rate switch, since DG/UX uses a different
161: from BSD. */
162:
163: #define BAUD_CONVERT { 0, 110, 134, 150, 300, 600, 1200, 1800, 2400, \
164: 4800, 9600, 19200, 38400 }
165:
166: /*
167: * Define HAVE_GETTIMEOFDAY if gettimeofday() system call is available.
168: */
169:
170: #define HAVE_GETTIMEOFDAY
171:
172: /*
173: * Define NLIST_STRUCT if the system has nlist.h
174: */
175:
176: #define NLIST_STRUCT
177:
178: /*
179: * Make WM Interface Compliant.
180: */
181:
182: #define XICCC
183:
184: /* Here, on a separate page, add any special hacks needed
185: to make Emacs work on this system. For example,
186: you might define certain system call names that don't
187: exist on your system, or that do different things on
188: your system and must be used only through an encapsulation
189: (Which you should place, by convention, in sysdep.c). */
190:
191: /* Some compilers tend to put everything declared static
192: into the initialized data area, which becomes pure after dumping Emacs.
193: On these systems, you must #define static as nothing to foil this.
194: Note that emacs carefully avoids static vars inside functions. */
195:
196: /* #define static */
197:
198: /* DG/UX SPECIFIC ADDITIONS TO TEMPLATE FOLLOW: */
199:
200: /* Use the Berkeley flavors of the library routines, instead of System V. */
201:
202: #define setpgrp(pid,pgrp) setpgrp2(pid,pgrp)
203: #define getpgrp(pid) getpgrp2(pid)
204:
205: /* Act like Berkeley. */
206:
207: #define _setjmp(env) sigsetjmp(env,0)
208: #define _longjmp(env,val) longjmp(env,val)
209:
210: /* Use TERMINFO instead of termcap */
211:
212: #define TERMINFO
213:
214: /*
215: * Define HAVE_TERMIO if the system provides sysV-style ioctls
216: * for terminal control.
217: * DG/UX has both BSD and AT&T style ioctl's. Bsd ioctl's don't
218: * seem to wait for the output to drain properly, so use System V.
219: */
220:
221: /* #define HAVE_TERMIO */
222:
223: /*
224: * DG/UX 4.10 needs the following to turn on berkeley ioctl's.
225: */
226:
227: #ifndef HAVE_TERMIO
228: #ifndef _BSD_TTY_FLAVOR /* Already defined, in dgux 4.30. */
229: #define _BSD_TTY_FLAVOR
230: #endif
231: #endif
232:
233: /*
234: * Use a Berkeley style sys/wait.h.
235: * This makes WIF* macros operate on structures instead of ints.
236: */
237:
238: #define _BSD_WAIT_FLAVOR
239:
240: /*
241: * Use BSD and POSIX-style signals. This is crucial!
242: */
243:
244: #define POSIX_SIGNALS
245:
246: /* Not worth converting the old GNU malloc to work with POSIX_SIGNALS. */
247: #define SYSTEM_MALLOC
248:
249: /* Define this if you use System 5 Release 4 Streams */
250: #define SYSV4_PTYS
251: #define open sys_open
252: #define close sys_close
253: #define read sys_read
254: #define write sys_write
255:
256: #define INTERRUPTABLE_OPEN
257: #define INTERRUPTABLE_CLOSE
258: /* can't hurt to define these, even though read/write should auto restart */
259: #define INTERRUPTABLE_IO
260:
261: /* Can't use sys_signal because then etc/server.c would need sysdep.o. */
262: #define signal(SIG,FUNC) berk_signal(SIG,FUNC)
263:
264: #define LD_SWITCH_SYSTEM
265: /* Cannot depend on /lib/crt0.o because make does not understand an elink(1) */
266: #define START_FILES pre-crt0.o
267: #define LIBS_SYSTEM -ldgc /lib/crt0.o
268:
269: /* definitions for xmakefile production */
270: #ifdef COFF
271:
272: #define C_COMPILER \
273: TARGET_BINARY_INTERFACE=m88kdguxcoff gcc -traditional
274:
275: #define LINKER \
276: TARGET_BINARY_INTERFACE=m88kdguxcoff ld
277:
278: #define MAKE_COMMAND \
279: TARGET_BINARY_INTERFACE=m88kdguxcoff make
280:
281: #else /* not COFF */
282:
283: #define C_COMPILER \
284: TARGET_BINARY_INTERFACE=m88kdguxelf gcc -traditional
285:
286: #define LINKER \
287: TARGET_BINARY_INTERFACE=m88kdguxelf ld
288:
289: #define MAKE_COMMAND \
290: TARGET_BINARY_INTERFACE=m88kdguxelf make
291:
292: #endif /* COFF */
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