1/* machine description file for Sun 68000's OPERATING SYSTEM version 3 2 (for either 68000 or 68020 systems). */ 3 4#include "sun2.h" 5#undef sun2 6#ifndef sun3 7#define sun3 8#endif 9 10/* The following line tells the configuration script what sort of 11 operating system this machine is likely to run. 12 USUAL-OPSYS="note" 13 14NOTE-START 15Sun 1, 2 and 3 (-machine=sun1, -machine=sun2, -machine=sun3; 16 -opsystem=bsd4-2 or -opsystem=sunos4) 17 18 Whether you should use sun1, sun2 or sun3 depends on the 19 VERSION OF THE OPERATING SYSTEM 20 you have. There are three machine types for different versions of 21 SunOS. All are derived from Berkeley 4.2, meaning that you should 22 use -opsystem=bsd4-2. Emacs 17 has run on all of them. You will 23 need to use sun3 on Sun 2's running SunOS release 3. 24 25 For SunOS release 4 on a Sun 3, use -machine=sun3 and 26 -opsystem=sunos4. See the file share-lib/SUNBUG for how to solve 27 problems caused by bugs in the "export" version of SunOS 4. 28NOTE-END */ 29 30/* Say that the text segment of a.out includes the header; 31 the header actually occupies the first few bytes of the text segment 32 and is counted in hdr.a_text. */ 33 34#define A_TEXT_OFFSET(HDR) sizeof (HDR) 35 36/* This is the offset of the executable's text, from the start of the file. */ 37 38#define A_TEXT_SEEK(HDR) (N_TXTOFF (hdr) + sizeof (hdr)) 39 40/* In case we are using floating point, work together with crt0.c. */ 41 42#ifndef __GNUC__ 43#define C_SWITCH_MACHINE -fsoft 44#endif 45 46/* This line is needed if you are linking with X windows 47 and the library xlib was compiled to use the 68881. 48 For maximum cleanliness, don't edit this file; 49 instead, insert this line in config.h. */ 50/* #define START_FILES crt0.o /usr/lib/Mcrt1.o */ 51 52/* arch-tag: d0559a79-2285-4a78-ad68-9694264d0d8a 53 (do not change this comment) */ 54