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1.1 root 1: /* Definitions file for GNU Emacs running on UniSoft's UniPlus 5.0
2: Support for this system is not finished; don't expect this to work.
3: Copyright (C) 1985 Richard M. Stallman.
4:
5: This file is part of GNU Emacs.
6:
7: GNU Emacs is distributed in the hope that it will be useful,
8: but WITHOUT ANY WARRANTY. No author or distributor
9: accepts responsibility to anyone for the consequences of using it
10: or for whether it serves any particular purpose or works at all,
11: unless he says so in writing. Refer to the GNU Emacs General Public
12: License for full details.
13:
14: Everyone is granted permission to copy, modify and redistribute
15: GNU Emacs, but only under the conditions described in the
16: GNU Emacs General Public License. A copy of this license is
17: supposed to have been given to you along with GNU Emacs so you
18: can know your rights and responsibilities. It should be in a
19: file named COPYING. Among other things, the copyright notice
20: and this notice must be preserved on all copies. */
21:
22:
23: /*
24: * Define symbols to identify the version of Unix this is.
25: * Define all the symbols that apply correctly.
26: */
27:
28: #define USG /* System III, System V, etc */
29:
30: #define USG5
31:
32: #define UNIPLUS
33:
34: /* SYSTEM_TYPE should indicate the kind of system you are using.
35: It sets the Lisp variable system-type. */
36:
37: #define SYSTEM_TYPE "unisoft-unix"
38:
39: /* NOMULTIPLEJOBS should be defined if your system's shell
40: does not have "job control" (the ability to stop a program,
41: run some other program, then continue the first one). */
42:
43: /* #define NOMULTIPLEJOBS */
44:
45: /* Default is to set interrupt_input to 0: don't do input buffering within Emacs */
46:
47: /* #define INTERRUPT_INPUT */
48:
49: /* Letter to use in finding device name of first pty,
50: if system supports pty's. 'a' means it is /dev/ptya0 */
51:
52: /* #define FIRST_PTY_LETTER 'a' */
53:
54: /*
55: * Define HAVE_TIMEVAL if the system supports the BSD style clock values.
56: * Look in <sys/time.h> for a timeval structure.
57: */
58:
59: /* #define HAVE_TIMEVAL */
60:
61: /*
62: * Define HAVE_SELECT if the system supports the `select' system call.
63: */
64:
65: /* #define HAVE_SELECT */
66:
67: /*
68: * Define HAVE_PTYS if the system supports pty devices.
69: */
70:
71: /* #define HAVE_PTYS */
72:
73: /*
74: * Define NONSYSTEM_DIR_LIBRARY to make Emacs emulate
75: * The 4.2 opendir, etc., library functions.
76: */
77:
78: #define NONSYSTEM_DIR_LIBRARY
79:
80: /* Define this symbol if your system has the functions bcopy, etc. */
81:
82: /* #define BSTRING */
83:
84: /* subprocesses should be defined if you want to
85: have code for asynchronous subprocesses
86: (as used in M-x compile and M-x shell).
87: This is generally OS dependent, and not supported
88: under most USG systems. */
89:
90: /* #define subprocesses */
91:
92: /* If your system uses COFF (Common Object File Format) then define the
93: preprocessor symbol "COFF". */
94:
95: /* #define COFF */
96:
97: /* define MAIL_USE_FLOCK if the mailer uses flock
98: to interlock access to /usr/spool/mail/$USER.
99: The alternative is that a lock file named
100: /usr/spool/mail/$USER.lock. */
101:
102: /* #define MAIL_USE_FLOCK */
103:
104: /* Define CLASH_DETECTION if you want lock files to be written
105: so that Emacs can tell instantly when you try to modify
106: a file that someone else has modified in his Emacs. */
107:
108: /* #define CLASH_DETECTION */
109:
110: /* Define SHORTNAMES if the C compiler can distinguish only
111: short names. It means that the stuff in ../shortnames
112: must be run to convert the long names to short ones.
113:
114: Some USG systems support long names.
115: If yours is one, DO NOT change this file!
116: Do #undef SHORTNAMES in the m- file or in config.h. */
117:
118: #define SHORTNAMES
119:
120: /* Special hacks needed to make Emacs run on this system. */
121:
122: /* Define this to cause -N to be passed to ld. This is needed
123: in uniplus because of its funny memory space layout. */
124:
125: #define LOADER_N_SWITCH
126:
127: /*
128: * Make the sigsetmask function go away. Don't know what the
129: * ramifications of this are, but doesn't seem possible to
130: * emulate it properly anyway at this point.
131: */
132:
133: #define sigsetmask(mask) /* Null expansion */
134:
135: /* setjmp and longjmp can safely replace _setjmp and _longjmp,
136: but they will run slower. */
137:
138: #define _setjmp setjmp
139: #define _longjmp longjmp
140:
141: /* On USG systems the system calls are interruptable by signals
142: that the user program has elected to catch. Thus the system call
143: must be retried in these cases. To handle this without massive
144: changes in the source code, we remap the standard system call names
145: to names for our own functions in sysdep.c that do the system call
146: with retries. */
147:
148: #define read sys_read
149: #define open sys_open
150: #define write sys_write
151:
152: /* On USG systems these have different names */
153:
154: #define index strchr
155: #define rindex strrchr
156:
157: /* Compiler bug bites when default ADDR_CORRECT is used. */
158:
159: #define ADDR_CORRECT(x) (x)
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