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Annotation of GNUtools/emacs/src/m-next.h, revision 1.1.1.1

1.1       root        1: /* Configuration file for NeXT machine.
                      2:    Copyright (C) 1990 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: /* Say this machine is a next if not previously defined */
                     21: 
                     22: #ifndef NeXT
                     23: #define NeXT
                     24: #endif
                     25: 
                     26: /* The following three symbols give information on
                     27:  the size of various data types.  */
                     28: 
                     29: #define SHORTBITS 16           /* Number of bits in a short */
                     30: 
                     31: #define INTBITS 32             /* Number of bits in an int */
                     32: 
                     33: #define LONGBITS 32            /* Number of bits in a long */
                     34: 
                     35: /* Let the compiler tell us what byte order architecture we're compiling for */
                     36: 
                     37: #ifdef __BIG_ENDIAN__
                     38: #define BIG_ENDIAN
                     39: #endif
                     40: 
                     41: /* Taking a pointer to the first arg doesn't guarantee a pointer to the
                     42:  * arg list on these machines...
                     43:  */
                     44: #if defined(hppa) || defined(sparc)
                     45: #define NO_ARG_ARRAY
                     46: #endif
                     47: 
                     48: /* Define how to take a char and sign-extend into an int.
                     49:    On machines where char is signed, this is a no-op.  */
                     50: 
                     51: #define SIGN_EXTEND_CHAR(c) (c)
                     52: 
                     53: /* Use type int rather than a union, to represent Lisp_Object */
                     54: 
                     55: #define NO_UNION_TYPE
                     56: 
                     57: /* XINT must explicitly sign-extend */
                     58: 
                     59: #define EXPLICIT_SIGN_EXTEND
                     60: 
                     61: /* Data type of load average, as read out of kmem.  */
                     62: 
                     63: #define LOAD_AVE_TYPE long
                     64: 
                     65: /* Convert that into an integer that is 100 for a load average of 1.0  */
                     66: 
                     67: #define LOAD_AVE_CVT(x) (int) (((double) (x)) * 100.0 / FSCALE)
                     68: 
                     69: /* Say that the text segment of a.out includes the header;
                     70:    the header actually occupies the first few bytes of the text segment
                     71:    and is counted in hdr.a_text.  */
                     72: 
                     73: #define A_TEXT_OFFSET(HDR) sizeof (HDR)
                     74: 
                     75: /* Use dk.h, not dkstat.h, in loadst.c.  */
                     76: 
                     77: #define DK_HEADER_FILE
                     78: 
                     79: /* Mask for address bits within a memory segment */
                     80: 
                     81: #define SEGSIZ 0x20000
                     82: #define SEGMENT_MASK (SEGSIZ - 1)
                     83: 
                     84: #define HAVE_ALLOCA
                     85: 
                     86: #define SYSTEM_MALLOC
                     87: 
                     88: #define HAVE_UNIX_DOMAIN
                     89: 
                     90: #define LIB_X11_LIB -L/usr/lib/X11 -lX11
                     91: 
                     92: /* Conflicts in process.c between ioctl.h & tty.h use of t_foo fields */
                     93: 
                     94: #define NO_T_CHARS_DEFINES
                     95: 
                     96: /* Use our own unexec routines */
                     97: 
                     98: #define UNEXEC unexnext.o
                     99: 
                    100: /* We don't use _start, etext, or edata */
                    101: 
                    102: #define TEXT_START     NULL /* wrong: but nobody uses it anyway */
                    103: #define TEXT_END       get_etext()
                    104: #define DATA_END       get_edata()
                    105: 
                    106: /* We don't have a g library either, so override the -lg LIBS_DEBUG switch */
                    107: 
                    108: #define LIBS_DEBUG
                    109: 
                    110: /* We don't have a libgcc.a, so we can't let LIB_GCC default to -lgcc */
                    111: 
                    112: #define LIB_GCC
                    113: 
                    114: /* Compile "strict bsd" to avoid warnings from include files */
                    115: 
                    116: #define C_SWITCH_MACHINE       -bsd
                    117: 
                    118: /* Link this program just by running cc.  */
                    119: #define ORDINARY_LINK
                    120: 
                    121: /* This was needed before we used ORDINARY_LINK.  */
                    122: #if 0
                    123: /* Use our own crt0 routine */
                    124: #define NO_REMAP
                    125: 
                    126: /* Standard library is libsys_s, not libc */
                    127: 
                    128: #define LIB_STANDARD -lsys_s
                    129: #endif
                    130: 
                    131: /* Where to find the kernel, for load average.  */
                    132: #define KERNEL_FILE "/mach"

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