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1.1 root 1: /* m- file for hp9000 series 200 or 300
2: Copyright (C) 1985 Free Software Foundation, Inc.
3:
4: This file is part of GNU Emacs.
5:
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
8: the Free Software Foundation; either version 1, or (at your option)
9: any later version.
10:
11: GNU Emacs is distributed in the hope that it will be useful,
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.
15:
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
18: the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
19:
20:
21:
22: /* Define NOMULTIPLEJOBS on versions of HPUX before 6.5. */
23:
24: /* #define NOMULTIPLEJOBS */
25:
26: /* Define this symbol if you are running a version of HP-UX
27: which predates version 6.01 */
28:
29: /* #define HPUX_5 */
30:
31: /* The following three symbols give information on
32: the size of various data types. */
33:
34: #define SHORTBITS 16 /* Number of bits in a short */
35:
36: #define INTBITS 32 /* Number of bits in an int */
37:
38: #define LONGBITS 32 /* Number of bits in a long */
39:
40: /* Define BIG_ENDIAN iff lowest-numbered byte in a word
41: is the most significant byte. */
42:
43: #define BIG_ENDIAN
44:
45: /* Define NO_ARG_ARRAY if you cannot take the address of the first of a
46: * group of arguments and treat it as an array of the arguments. */
47:
48: /* #define NO_ARG_ARRAY */
49:
50: /* Define WORD_MACHINE if addresses and such have
51: * to be corrected before they can be used as byte counts. */
52:
53: /* #define WORD_MACHINE */
54:
55: /* Define how to take a char and sign-extend into an int.
56: On machines where char is signed, this is a no-op. */
57:
58: #define SIGN_EXTEND_CHAR(c) (c)
59:
60: /* Now define a symbol for the cpu type, if your compiler
61: does not define it automatically. */
62:
63: #ifndef hp9000s300
64: #define hp9000s300
65: #endif
66:
67: /* Use type int rather than a union, to represent Lisp_Object */
68: /* This is desirable for most machines. */
69:
70: #define NO_UNION_TYPE
71:
72: /* Define EXPLICIT_SIGN_EXTEND if XINT must explicitly sign-extend
73: the 24-bit bit field into an int. In other words, if bit fields
74: are always unsigned.
75:
76: If you use NO_UNION_TYPE, this flag does not matter. */
77:
78: #define EXPLICIT_SIGN_EXTEND
79:
80: /* Data type of load average, as read out of kmem. */
81:
82: #define LOAD_AVE_TYPE double
83:
84: /* Convert that into an integer that is 100 for a load average of 1.0 */
85:
86: #define LOAD_AVE_CVT(x) ((int) ((x) * 100.0))
87:
88: /* Define CANNOT_DUMP on machines where unexec does not work.
89: Then the function dump-emacs will not be defined
90: and temacs will do (load "loadup") automatically unless told otherwise. */
91:
92: /* #define CANNOT_DUMP */
93:
94: /* Define VIRT_ADDR_VARIES if the virtual addresses of
95: pure and impure space as loaded can vary, and even their
96: relative order cannot be relied on.
97:
98: Otherwise Emacs assumes that text space precedes data space,
99: numerically. */
100:
101: /* #define VIRT_ADDR_VARIES */
102:
103: /* For University of Utah 4.3bsd implemetation on HP300s.
104: The #ifndef __GNUC__ definitions are required for the "standard" cc,
105: a very old, brain-dead version of PCC. */
106:
107: #ifdef BSD4_3
108: /* Tell crt0.c that this is an ordinary 68020. */
109: #undef hp9000s300
110: #define CRT0_DUMMIES bogus_a6,
111:
112: #define HAVE_ALLOCA
113:
114: #ifndef __GNUC__
115: #define LIBS_DEBUG /* don't have -lg that works */
116: #define C_DEBUG_SWITCH /* don't support -g */
117: #endif
118:
119: #undef LOAD_AVE_TYPE
120: #undef LOAD_AVE_CVT
121: #define LOAD_AVE_TYPE long
122: #define LOAD_AVE_CVT(x) ((int) (((double) (x)) / 2048.0 * 100.0))
123:
124: #endif /* BSD4_3 */
125:
126: #ifndef BSD4_3
127: /* The following definitions are for HPUX only. */
128:
129: /* The symbol in the kernel where the load average is found
130: is named _avenrun on this machine. */
131:
132: #define LDAV_SYMBOL "_avenrun"
133:
134: /* This library is needed with -g, on the 200/300 only. */
135:
136: #if !defined(__GNUC__) || defined(__HPUX_ASM__)
137: #define LIBS_DEBUG /usr/lib/end.o
138: #endif
139:
140: /* The symbol FIONREAD is defined, but the feature does not work
141: on the 200/300. */
142:
143: #define BROKEN_FIONREAD
144:
145: /* In older versions of hpux, for unknown reasons, S_IFLNK is defined
146: even though symbolic links do not exist.
147: Make sure our conditionals based on S_IFLNK are not confused.
148:
149: Here we assume that stat.h is included before config.h
150: so that we can override it here.
151:
152: Version 6 of HP-UX has symbolic links. */
153:
154: #ifdef HPUX_5
155: #undef S_IFLNK
156: #endif
157:
158: /* Define the BSTRING functions in terms of the sysV functions.
159: Version 6 of HP-UX supplies these in the BSD library,
160: but that library has reported bugs in `signal'. */
161:
162: /* #ifdef HPUX_5 */
163: #define bcopy(a,b,s) memcpy (b,a,s)
164: #define bzero(a,s) memset (a,0,s)
165: #define bcmp memcmp
166: /* #endif */
167:
168: /* On USG systems these have different names.
169: Version 6 of HP-UX supplies these in the BSD library,
170: which we currently want to avoid using. */
171:
172: /* #ifdef HPUX_5 */
173: #define index strchr
174: #define rindex strrchr
175: /* #endif */
176:
177: /* Define C_SWITCH_MACHINE to be +X if you want the s200/300
178: * Emacs to run on both 68010 and 68020 based hp-ux's.
179: *
180: * Define OLD_HP_ASSEMBLER if you have an ancient assembler
181: *
182: * Define HPUX_68010 if you are using the new assembler but
183: * compiling for a s200 (upgraded) or s310. 68010 based
184: * processor without 68881.
185: */
186:
187: /* These switches increase the size of some internal C compiler tables.
188: They are required for compiling the X11 interface files. */
189:
190: #ifndef HPUX_5
191: #ifndef __GNUC__
192: #define C_SWITCH_MACHINE -Wc,-Nd4000,-Ns3000
193: #endif
194: #endif
195:
196: /* Define NEED_BSDTTY if you have such. */
197:
198: #ifndef NOMULTIPLEJOBS
199: #define NEED_BSDTTY
200: #endif
201:
202: #endif /* not BSD4_3 */
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