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1.1 root 1: /* Definitions file for GNU Emacs running on HPUX release 7.
2: Based on AT&T System V.2.
3: Copyright (C) 1985, 1986 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 USG /* System III, System V, etc */
28:
29: #define USG5
30:
31: #define HPUX
32:
33: /* SYSTEM_TYPE should indicate the kind of system you are using.
34: It sets the Lisp variable system-type. */
35:
36: #define SYSTEM_TYPE "hpux"
37:
38: /* `nomultiplejobs' should be defined if your system's shell
39: does not have "job control" (the ability to stop a program,
40: run some other program, then continue the first one).
41:
42: On hpux this depends on the precise kind of machine in use,
43: so the m- file defines this symbol if appropriate. */
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. 'p' means it is /dev/ptym/ptyp0 */
51:
52: #define FIRST_PTY_LETTER 'p'
53:
54: /*
55: * Define HAVE_TERMIO if the system provides sysV-style ioctls
56: * for terminal control.
57: */
58:
59: #define HAVE_TERMIO
60:
61: /*
62: * Define HAVE_TIMEVAL if the system supports the BSD style clock values.
63: * Look in <sys/time.h> for a timeval structure.
64: */
65:
66: #define HAVE_TIMEVAL
67:
68: /* With HAVE_TIMEVAL define, Emacs expects to use `utimes'.
69: But HPUX does not have one. */
70:
71: #define MISSING_UTIMES
72:
73: /*
74: * Define HAVE_SELECT if the system supports the `select' system call.
75: */
76:
77: #define HAVE_SELECT
78:
79: /*
80: * Define HAVE_PTYS if the system supports pty devices.
81: */
82:
83: #define HAVE_PTYS
84:
85: /* Define HAVE_SOCKETS if system supports 4.2-compatible sockets. */
86:
87: #define HAVE_SOCKETS
88:
89: /*
90: * Define NONSYSTEM_DIR_LIBRARY to make Emacs emulate
91: * The 4.2 opendir, etc., library functions.
92: */
93:
94: /* #define NONSYSTEM_DIR_LIBRARY */
95:
96: /* Define this symbol if your system has the functions bcopy, etc.
97: * s800 and later versions of s300 (s200) kernels have equivilents
98: * of the BSTRING functions of BSD. If your s200 kernel doesn't have
99: * em comment out this section.
100: */
101:
102: #define BSTRING
103:
104: /* subprocesses should be defined if you want to
105: have code for asynchronous subprocesses
106: (as used in M-x compile and M-x shell).
107: This is generally OS dependent, and not supported
108: under most USG systems. */
109:
110: #define subprocesses
111:
112: /* If your system uses COFF (Common Object File Format) then define the
113: preprocessor symbol "COFF". */
114:
115: /* #define COFF */
116:
117: /* define MAIL_USE_FLOCK if the mailer uses flock
118: to interlock access to /usr/spool/mail/$USER.
119: The alternative is that a lock file named
120: /usr/spool/mail/$USER.lock. */
121:
122: /* #define MAIL_USE_FLOCK */
123:
124: /* Say we have the SYSV style of interprocess communication. */
125:
126: #define HAVE_SYSVIPC
127:
128: /* Define CLASH_DETECTION if you want lock files to be written
129: so that Emacs can tell instantly when you try to modify
130: a file that someone else has modified in his Emacs. */
131:
132: #define CLASH_DETECTION
133:
134: /* Define SHORTNAMES if the C compiler can distinguish only
135: short names. It means that the stuff in ../shortnames
136: must be run to convert the long names to short ones.
137:
138: Some USG systems support long names.
139: If yours is one, DO NOT change this file!
140: Do #undef SHORTNAMES in the m- file or in config.h. */
141:
142: /* #define SHORTNAMES */
143:
144: /* We use the Berkeley (and usg5.2.2) interface to nlist. */
145:
146: #define NLIST_STRUCT
147:
148: /* The file containing the kernel's symbol table is called /hp-ux. */
149:
150: #define KERNEL_FILE "/hp-ux"
151:
152: /* The symbol in the kernel where the load average is found
153: depends on the cpu type, so we let the m- files define LDAV_SYMBOL. */
154:
155: /* Special hacks 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: /* HPUX has sigsetmask */
164: /* #define sigsetmask(mask) / * Null expansion * / */
165:
166: /* setjmp and longjmp can safely replace _setjmp and _longjmp,
167: but they will run slower. */
168:
169: /* HP-UX has _setjmp and _longjmp */
170: /*
171: #define _setjmp setjmp
172: #define _longjmp longjmp
173: */
174:
175: /* On USG systems the system calls are interruptable by signals
176: that the user program has elected to catch. Thus the system call
177: must be retried in these cases. To handle this without massive
178: changes in the source code, we remap the standard system call names
179: to names for our own functions in sysdep.c that do the system call
180: with retries. */
181:
182: #define read sys_read
183: #define open sys_open
184: #define write sys_write
185:
186: #define INTERRUPTABLE_OPEN
187: #define INTERRUPTABLE_IO
188:
189: /* Use the system provided termcap(3) library */
190: #define TERMINFO
191:
192: /* The 48-bit versions are more winning for Emacs. */
193:
194: #define rand lrand48
195: #define srand srand48
196:
197: /* In hpux, the symbol SIGIO is defined, but the feature
198: does not really exist.
199:
200: Here we assume that signal.h is included before config.h
201: so that we can override it here. */
202:
203: #undef SIGIO
204:
205: /* USG systems tend to put everything declared static
206: into the initialized data area, which becomes pure after dumping Emacs.
207: Foil this. Emacs carefully avoids static vars inside functions. */
208:
209: #define static
210:
211: /* Define extra libraries to load.
212: This should have -lBSD, but that library is said to make
213: `signal' fail to work. */
214:
215: #ifdef HPUX_NET
216: #define LIBS_SYSTEM -ln
217: #else
218: #define LIBS_SYSTEM
219: #endif
220:
221: /* Some additional system facilities exist. */
222:
223: #define HAVE_DUP2
224: #define HAVE_GETTIMEOFDAY
225: #define HAVE_GETHOSTNAME
226: #define HAVE_VFORK
227: #define HAVE_RENAME
228:
229: /* The following maps shared exec file to demand loaded exec.
230: Don't do this as demand loaded exec is broken in hpux. */
231:
232: #if 0
233:
234: /* Adjust a header field for the executable file about to be dumped. */
235:
236: #define ADJUST_EXEC_HEADER \
237: hdr.a_magic = ((ohdr.a_magic.file_type == OLDMAGIC.file_type) ? \
238: NEWMAGIC : ohdr.a_magic);
239:
240: #endif
241:
242: /* Baud-rate values in tty status have nonstandard meanings. */
243:
244: #define BAUD_CONVERT \
245: { 0, 50, 75, 110, 135, 150, 200, 300, 600, 900, 1200, \
246: 1800, 2400, 3600, 4800, 7200, 9600, 19200, 38400 }
247:
248: /* This is needed for HPUX version 6.2; it may not be needed for 6.2.1. */
249: #define SHORT_CAST_BUG
250:
251: /* Define killpg so that we have process group functionality under HP. */
252: #define killpg(PGRP, KSIG) kill (-(PGRP), KSIG)
253:
254: #ifndef NOT_C_CODE
255: #ifndef NO_SHORTNAMES
256: #include <sys/wait.h>
257: #define WAITTYPE int
258: #endif
259: #define WRETCODE(w) (((w) >> 8) & 0377)
260: #endif
261:
262: #if 0 /* This is in s-hpux8.h. */
263: /* Get rid of this for HP/UX versions before version 8. */
264: #define LD_SWITCH_SYSTEM -a archive
265: #endif
266:
267: /* This affects XInitWindow in x11term.c. */
268: #define NO_X_DESTROY_DATABASE
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