Mercurial > hg > xemacs-beta
comparison src/m/luna88k.h @ 0:376386a54a3c r19-14
Import from CVS: tag r19-14
| author | cvs |
|---|---|
| date | Mon, 13 Aug 2007 08:45:50 +0200 |
| parents | |
| children | 0132846995bd |
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| -1:000000000000 | 0:376386a54a3c |
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| 1 /* m- file for LUNA 88000 running Mach. | |
| 2 | |
| 3 originaly wrote by | |
| 4 Jun. 26th '90 | |
| 5 Akitoshi MORISHIMA | |
| 6 ohm@astem.or.jp | |
| 7 | |
| 8 modified for mule-2.0 by | |
| 9 Sep. 10th '94 | |
| 10 MUKAIGAWA Shin'ichi | |
| 11 shin@ari.ncl.omron.co.jp | |
| 12 | |
| 13 Copyright (C) 1990 Free Software Foundation, Inc. | |
| 14 | |
| 15 This file is part of GNU Emacs. | |
| 16 | |
| 17 GNU Emacs is distributed in the hope that it will be useful, | |
| 18 but WITHOUT ANY WARRANTY. No author or distributor | |
| 19 accepts responsibility to anyone for the consequences of using it | |
| 20 or for whether it serves any particular purpose or works at all, | |
| 21 unless he says so in writing. Refer to the GNU Emacs General Public | |
| 22 License for full details. | |
| 23 | |
| 24 Everyone is granted permission to copy, modify and redistribute | |
| 25 GNU Emacs, but only under the conditions described in the | |
| 26 GNU Emacs General Public License. A copy of this license is | |
| 27 supposed to have been given to you along with GNU Emacs so you | |
| 28 can know your rights and responsibilities. It should be in a | |
| 29 file named COPYING. Among other things, the copyright notice | |
| 30 and this notice must be preserved on all copies. */ | |
| 31 | |
| 32 /* Synched up with: Mule 2.0. Not in FSF. */ | |
| 33 | |
| 34 /* Define how to take a char and sign-extend into an int. | |
| 35 On machines where char is signed, this is a no-op. */ | |
| 36 | |
| 37 #define SIGN_EXTEND_CHAR(c) (c) | |
| 38 | |
| 39 /* XINT must explicitly sign-extend */ | |
| 40 | |
| 41 #define EXPLICIT_SIGN_EXTEND | |
| 42 | |
| 43 /* Data type of load average, as read out of kmem. */ | |
| 44 | |
| 45 #define LOAD_AVE_TYPE long | |
| 46 | |
| 47 /* Convert that into an integer that is 100 for a load average of 1.0 */ | |
| 48 | |
| 49 #define LOAD_AVE_CVT(x) (int) (((double) (x)) * 100.0 / FSCALE) | |
| 50 | |
| 51 /* On Mach, LSCALE is defined instead of FSCALE, in h/kernel.h, as 1000. */ | |
| 52 | |
| 53 #define FSCALE 1000 | |
| 54 | |
| 55 /* Mask for address bits within a memory segment */ | |
| 56 /* In other words, data segment starts from the address that is end of | |
| 57 text segment rounded up to next (SEGMENT_MASK + 1) boundary. */ | |
| 58 | |
| 59 #define SEGSIZ 0x20000 | |
| 60 #define SEGMENT_MASK (SEGSIZ - 1) | |
| 61 | |
| 62 /* macros to make unexec work right */ | |
| 63 | |
| 64 #define A_TEXT_OFFSET(HDR) sizeof(HDR) | |
| 65 #define A_TEXT_SEEK(HDR) sizeof(HDR) | |
| 66 | |
| 67 /* Define HAVE_ALLOCA to say that the system provides a properly | |
| 68 working alloca function and it should be used. | |
| 69 At least, gcc for 88000 supports inline alloca. */ | |
| 70 | |
| 71 #define HAVE_ALLOCA | |
| 72 | |
| 73 /* Memory management mechanism is different on Mach, so emacs-supplied | |
| 74 malloc.c does not work. */ | |
| 75 | |
| 76 #define SYSTEM_MALLOC | |
| 77 | |
| 78 /* We want errno in crt0.c */ | |
| 79 | |
| 80 #define NEED_ERRNO | |
| 81 | |
| 82 /* Mach has 'init_process()' in libc.a, conflicting with emacs' | |
| 83 'init_process()', causing make to stop. So redefining that. */ | |
| 84 | |
| 85 #define init_process init_process_emacs | |
| 86 | |
| 87 #define C_COMPILER gcc | |
| 88 | |
| 89 #define LOAD_AVE_MACH | |
| 90 | |
| 91 #define LIBS_MACHINE -lmach | |
| 92 | |
| 93 #define LIB_X11_LIB -L/usr/lib/X11 -lX11 -lXwchar | |
| 94 | |
| 95 #define CRT0_COMPILE cc -c -O -Demacs $(ALL_CFLAGS) |