Commit 30fe07a6 authored by Jim Blandy's avatar Jim Blandy

Initial revision

parent 87855006
/* Machine-dependent configuration for GNU Emacs for AT&T 3b machines.
Copyright (C) 1986 Free Software Foundation, Inc.
Modified by David Robinson (daver@csvax.caltech.edu) 6/6/86
This file is part of GNU Emacs.
GNU Emacs is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 1, or (at your option)
any later version.
GNU Emacs is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU Emacs; see the file COPYING. If not, write to
the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
/* The following line tells the configuration script what sort of
operating system this machine is likely to run.
USUAL-OPSYS="usg5-2-2" */
/* The following three symbols give information on
the size of various data types. */
#define SHORTBITS 16 /* Number of bits in a short */
#define INTBITS 32 /* Number of bits in an int */
#define LONGBITS 32 /* Number of bits in a long */
/* Define BIG_ENDIAN iff lowest-numbered byte in a word
is the most significant byte. */
#define BIG_ENDIAN
/* Define NO_ARG_ARRAY if you cannot take the address of the first of a
* group of arguments and treat it as an array of the arguments. */
/* #define NO_ARG_ARRAY */
/* Define WORD_MACHINE if addresses and such have
* to be corrected before they can be used as byte counts. */
/* #define WORD_MACHINE */
/* Define how to take a char and sign-extend into an int.
On machines where char is signed, this is a no-op. */
/* The 3b20 doesn't sign extend characters OR ints, so
right shifting an int loses the sign bit */
#define SIGN_EXTEND_CHAR(c) (((sign_extend_temp=(c)) & 0x80) \
? (sign_extend_temp | 0xFFFFFF00) \
: (sign_extend_temp))
/* Now define a symbol for the cpu type, if your compiler
does not define it automatically */
#define ATT3B
/* Use type int rather than a union, to represent Lisp_Object */
/* This is desirable for most machines. */
#define NO_UNION_TYPE
/* Define EXPLICIT_SIGN_EXTEND if XINT must explicitly sign-extend
the 24-bit bit field into an int. In other words, if bit fields
are always unsigned.
If you use NO_UNION_TYPE, this flag does not matter. */
#define EXPLICIT_SIGN_EXTEND
/* Data type of load average, as read out of kmem. */
/* #define LOAD_AVE_TYPE long */
/* Convert that into an integer that is 100 for a load average of 1.0 */
/* #define LOAD_AVE_CVT(x) (int) (((double) (x)) * 100.0 / FSCALE) */
/* Define CANNOT_DUMP on machines where unexec does not work.
Then the function dump-emacs will not be defined
and temacs will do (load "loadup") automatically unless told otherwise. */
/* #define CANNOT_DUMP */
/* Define VIRT_ADDR_VARIES if the virtual addresses of
pure and impure space as loaded can vary, and even their
relative order cannot be relied on.
Otherwise Emacs assumes that text space precedes data space,
numerically. */
/* #define VIRT_ADDR_VARIES */ /* Karl Kleinpaste says this isn't needed. */
/* Define C_ALLOCA if this machine does not support a true alloca
and the one written in C should be used instead.
Define HAVE_ALLOCA to say that the system provides a properly
working alloca function and it should be used.
Define neither one if an assembler-language alloca
in the file alloca.s should be used. */
/* SysV has alloca in the PW library */
#define LIB_STANDARD -lPW -lc
#define HAVE_ALLOCA
/* Define NO_REMAP if memory segmentation makes it not work well
to change the boundary between the text section and data section
when Emacs is dumped. If you define this, the preloaded Lisp
code will not be sharable; but that's better than failing completely. */
#define NO_REMAP
/* #define LD_SWITCH_MACHINE -N */
/* Use Terminfo, not Termcap. */
#define TERMINFO
/* -O has been observed to make correct C code in Emacs not work.
So don't try to use it. */
#if u3b2 || u3b5 || u3b15
#define C_OPTIMIZE_SWITCH
#endif
/* Define our page size. */
#define NBPC 2048
/* The usual definition of XINT, which involves shifting, does not
sign-extend properly on this machine. */
#define XINT(i) (((sign_extend_temp=(i)) & 0x00800000) \
? (sign_extend_temp | 0xFF000000) \
: (sign_extend_temp & 0x00FFFFFF))
#ifdef emacs /* Don't do this when makeing xmakefile! */
extern int sign_extend_temp;
#endif
#if u3b2 || u3b5 || u3b15
/* On 3b2/5/15, data space has high order bit on. */
#define VALMASK (((1<<VALBITS) - 1) | (1 << 31))
#define XTYPE(a) ((enum Lisp_Type) (((a) >> VALBITS) & 0x7F))
#define GCTYPEBITS 5
#define XADDRFIX(a) ((a) |= 0X80000000) /* Because of high order */
#endif /* 3b2, 3b5 or 3b15 */
#define TEXT_START 0
/* For alloca.c (not actually used, since HAVE_ALLOCA) */
#define STACK_DIRECTION 1
/* (short) negative-int doesn't sign-extend correctly */
#define SHORT_CAST_BUG
/* 3B2s with WIN/3B have winsize defined in ptem.h */
#if u3b2
#define NEED_PTEM_H
#endif /* u3b2 */
/* R2 AIX machine/system dependent defines
Copyright (C) 1988 Free Software Foundation, Inc.
This file is part of GNU Emacs.
GNU Emacs is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 1, or (at your option)
any later version.
GNU Emacs is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU Emacs; see the file COPYING. If not, write to
the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
/* The following line tells the configuration script what sort of
operating system this machine is likely to run.
USUAL-OPSYS="aix3-1" */
/* The following three symbols give information on
the size of various data types. */
#define SHORTBITS 16 /* Number of bits in a short */
#define INTBITS 32 /* Number of bits in an int */
#define LONGBITS 32 /* Number of bits in a long */
/* Define BIG_ENDIAN iff lowest-numbered byte in a word
is the most significant byte. */
#define BIG_ENDIAN
/* Define NO_ARG_ARRAY if you cannot take the address of the first of a
* group of arguments and treat it as an array of the arguments. */
#define NO_ARG_ARRAY
/* Define how to take a char and sign-extend into an int.
On machines where char is signed, this is a no-op. */
#define SIGN_EXTEND_CHAR(c) ((((int) (c)) << 24) >> 24)
/* Now define a symbol for the cpu type, if your compiler
does not define it automatically. */
#define IBMR2AIX
/* Use type int rather than a union, to represent Lisp_Object */
/* This is desirable for most machines. */
#define NO_UNION_TYPE
/* Define CANNOT_DUMP on machines where unexec does not work.
Then the function dump-emacs will not be defined
and temacs will do (load "loadup") automatically unless told otherwise. */
/* #define CANNOT_DUMP */
#define UNEXEC unexaix.o
/* Define addresses, macros, change some setup for dump */
#define NO_REMAP
#define TEXT_START 0x10000000
#define TEXT_END 0
#define DATA_START 0x20000000
#define DATA_END 0
/* The data segment in this machine always starts at address 0x20000000.
An address of data cannot be stored correctly in a Lisp object;
we always lose the high bits. We must tell XPNTR to add them back. */
#define DATA_SEG_BITS 0x20000000
#ifdef CANNOT_DUMP
/* Define shared memory segment symbols */
#define PURE_SEG_BITS 0x30000000
/* Use shared memory. */
/* This is turned off because it does not always work. See etc/AIX.DUMP. */
/* #define HAVE_SHM */
#define SHMKEY 5305035 /* used for shared memory code segments */
#endif /* CANNOT_DUMP */
#define N_BADMAG(x) BADMAG(x)
#define N_TXTOFF(x) A_TEXTPOS(x)
#define N_SYMOFF(x) A_SYMPOS(x)
#define A_TEXT_OFFSET(HDR) sizeof(HDR)
/* #define ADJUST_EXEC_HEADER \
unexec_text_start += sizeof(hdr); \
unexec_data_start = ohdr.a_dbase
*/
#undef ADDR_CORRECT
#define ADDR_CORRECT(x) ((int)(x))
/* Define C_ALLOCA if this machine does not support a true alloca
and the one written in C should be used instead.
Define HAVE_ALLOCA to say that the system provides a properly
working alloca function and it should be used.
Define neither one if an assembler-language alloca
in the file alloca.s should be used. */
#define C_ALLOCA
#define STACK_DIRECTION -1 /* tell alloca.c which way it grows */
/* Specify the font for X to use. */
#define X_DEFAULT_FONT "Rom14.500"
/* Here override various assumptions in ymakefile */
#define OBJECTS_MACHINE hftctl.o
#define C_SWITCH_MACHINE -D_BSD
#define LIBS_MACHINE -lrts
#define START_FILES
#define HAVE_DUP2
#define HAVE_GETTIMEOFDAY
#define HAVE_SYSVIPC
#define HAVE_SETSID
#define HAVE_GETWD
/*** BUILD 9008 - FIONREAD problem still exists in X-Windows. ***/
#define BROKEN_FIONREAD
/* Don't try to include sioctl.h or ptem.h. */
#undef NEED_SIOCTL
#undef NEED_PTEM_H
#undef LINKER
#define LINKER cc -Wl,-bnso,-bnodelcsect,-bI:/lib/syscalls.exp
/* RTPC AIX machine/system dependent defines
Copyright (C) 1988 Free Software Foundation, Inc.
This file is part of GNU Emacs.
GNU Emacs is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 1, or (at your option)
any later version.
GNU Emacs is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU Emacs; see the file COPYING. If not, write to
the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
/* The following line tells the configuration script what sort of
operating system this machine is likely to run.
USUAL-OPSYS="usg5-2-2" */
/* The following three symbols give information on
the size of various data types. */
#define SHORTBITS 16 /* Number of bits in a short */
#define INTBITS 32 /* Number of bits in an int */
#define LONGBITS 32 /* Number of bits in a long */
/* Define BIG_ENDIAN iff lowest-numbered byte in a word
is the most significant byte. */
#define BIG_ENDIAN
/* Define NO_ARG_ARRAY if you cannot take the address of the first of a
* group of arguments and treat it as an array of the arguments. */
#define NO_ARG_ARRAY
/* Define how to take a char and sign-extend into an int.
On machines where char is signed, this is a no-op. */
#define SIGN_EXTEND_CHAR(c) ((((int) (c)) << 24) >> 24)
/* Now define a symbol for the cpu type, if your compiler
does not define it automatically. */
#ifndef IBMAIX
#define IBMAIX
#endif
/* Use type int rather than a union, to represent Lisp_Object */
/* This is desirable for most machines. */
#define NO_UNION_TYPE
/* No load average information appears in the AIX kernel. VRM has this
info, and if anyone desires they should fix fns.c to get it out of VRM */
/* Define CANNOT_DUMP on machines where unexec does not work.
Then the function dump-emacs will not be defined
and temacs will do (load "loadup") automatically unless told otherwise. */
/* #define CANNOT_DUMP */
/* Define addresses, macros, change some setup for dump */
#undef COFF
#define NO_REMAP
#undef static
/* Since NO_REMAP, problem with statics doesn't exist */
#define TEXT_START 0x10000000
#define TEXT_END 0
#define DATA_START 0x20000000
#define DATA_END 0
/* The data segment in this machine always starts at address 0x20000000.
An address of data cannot be stored correctly in a Lisp object;
we always lose the high bits. We must tell XPNTR to add them back. */
#define DATA_SEG_BITS 0x20000000
#define N_BADMAG(x) BADMAG(x)
#define N_TXTOFF(x) A_TEXTPOS(x)
#define N_SYMOFF(x) A_SYMPOS(x)
#define A_TEXT_OFFSET(HDR) sizeof(HDR)
#define ADJUST_EXEC_HEADER \
unexec_text_start += sizeof(hdr); \
unexec_data_start = ohdr.a_dbase
#undef ADDR_CORRECT
#define ADDR_CORRECT(x) ((int)(x))
/* This is the offset of the executable's text, from the start of the file. */
#define A_TEXT_SEEK(HDR) (N_TXTOFF (hdr) + sizeof (hdr))
/* Define C_ALLOCA if this machine does not support a true alloca
and the one written in C should be used instead.
Define HAVE_ALLOCA to say that the system provides a properly
working alloca function and it should be used.
Define neither one if an assembler-language alloca
in the file alloca.s should be used. */
#define C_ALLOCA
#define STACK_DIRECTION -1 /* tell alloca.c which way it grows */
/* AIX has PTYs, so define here, along with macros needed to make them work. */
#define HAVE_PTYS
#define PTY_ITERATION for (i=0; i<256; i++)
#define PTY_NAME_SPRINTF sprintf (ptyname, "/dev/ptc%d", i);
#define PTY_TTY_NAME_SPRINTF \
{ /* Check that server side not already open */ \
if ((ioctl (*ptyv, PTYSTATUS, 0) & 0xFFFF) != 0) \
{ \
close (*ptyv); \
continue; \
} \
/* And finally to be sure we can open it later */ \
sprintf (ptyname, "/dev/pts%d", i); \
signal (SIGHUP,SIG_IGN); \
} /* ignore hangup at process end */
/* TIOCNOTTY doesn't occur on AIX, but the rest
of the conditionalized code in process.c does
the right thing if we fake this out. */
#define TIOCNOTTY IOCTYPE
/* AIX has IPC. It also has sockets, and either can be used for client/server.
I would suggest the client/server code be changed to use HAVE_SOCKETS rather
than BSD as the conditional if sockets provide any advantages. */
#define HAVE_SYSVIPC
/* AIX has sockets */
#define HAVE_SOCKETS
/* #define SKTPAIR */ /* SKTPAIR works, but what is advantage over pipes? */
/* Specify the font for X to use. */
#define X_DEFAULT_FONT "Rom14.500"
/* Here override various assumptions in ymakefile */
/* On AIX 2.2.1, use these definitions instead
#define C_SWITCH_MACHINE -I/usr/include -Nn2000
#define LIBS_MACHINE -lX -lrts
*/
#define C_SWITCH_MACHINE -I/usr/include -I/usr/include/bsd -Nn2000
#define LIBS_MACHINE -lXMenu -lX -lsock -lbsd -lrts
#define OBJECTS_MACHINE hftctl.o
#define START_FILES /lib/crt0.o
/* -lXMenu, -lX must precede -lsock, -lbsd */
#define LD_SWITCH_MACHINE -n -T0x10000000 -K -e start
#if 0 /* I refuse to promulgate a recommendation that would make
users unable to debug - RMS. */
/* delete the following line to foil optimization, enable debugging */
#define C_DEBUG_SWITCH -O
#endif
/* Setup to do some things BSD way - these won't work previous to AIX 2.1.2 */
#include </usr/include/bsd/BSDtoAIX.h>
#define BSTRING
#define HAVE_DUP2
#define HAVE_GETTIMEOFDAY
#define HAVE_SELECT
#define HAVE_TIMEVAL
#define HAVE_VFORK
/* But don't use utimes() -- it causes SIGSEGV! Use utime() instead. */
#define USE_UTIME
/* AIX defines FIONREAD, but it does not work. */
#define BROKEN_FIONREAD
/* RTPC machine dependent defines
Copyright (C) 1986 Free Software Foundation, Inc.
This file is part of GNU Emacs.
GNU Emacs is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 1, or (at your option)
any later version.
GNU Emacs is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU Emacs; see the file COPYING. If not, write to
the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
/* The following line tells the configuration script what sort of
operating system this machine is likely to run.
USUAL-OPSYS="bsd4-2" */
/* The following three symbols give information on
the size of various data types. */
#define SHORTBITS 16 /* Number of bits in a short */
#define INTBITS 32 /* Number of bits in an int */
#define LONGBITS 32 /* Number of bits in a long */
/* Define BIG_ENDIAN iff lowest-numbered byte in a word
is the most significant byte. */
#define BIG_ENDIAN
/* Define NO_ARG_ARRAY if you cannot take the address of the first of a
* group of arguments and treat it as an array of the arguments. */
#define NO_ARG_ARRAY
/* Define WORD_MACHINE if addresses and such have
* to be corrected before they can be used as byte counts. */
#define WORD_MACHINE
/* Define how to take a char and sign-extend into an int.
On machines where char is signed, this is a no-op. */
#define SIGN_EXTEND_CHAR(c) ((signed char)(c))
/* Now define a symbol for the cpu type, if your compiler
does not define it automatically. */
#define ibmrt
#define romp /* unfortunately old include files are hanging around. */
/* Use type int rather than a union, to represent Lisp_Object */
/* This is desirable for most machines. */
#define NO_UNION_TYPE
/* Define EXPLICIT_SIGN_EXTEND if XINT must explicitly sign-extend
the 24-bit bit field into an int. In other words, if bit fields
are always unsigned.
If you use NO_UNION_TYPE, this flag does not matter. */
#define EXPLICIT_SIGN_EXTEND
/* Data type of load average, as read out of kmem. */
#define LOAD_AVE_TYPE double /* For AIS (sysV) */
/* Convert that into an integer that is 100 for a load average of 1.0 */
#define LOAD_AVE_CVT(x) (int) (((double) (x)) * 100.0)
/* Define CANNOT_DUMP on machines where unexec does not work.
Then the function dump-emacs will not be defined
and temacs will do (load "loadup") automatically unless told otherwise. */
/* #define CANNOT_DUMP */
/* Define VIRT_ADDR_VARIES if the virtual addresses of
pure and impure space as loaded can vary, and even their
relative order cannot be relied on.
Otherwise Emacs assumes that text space precedes data space,
numerically. */
#undef VIRT_ADDR_VARIES
/* Define C_ALLOCA if this machine does not support a true alloca
and the one written in C should be used instead.
Define HAVE_ALLOCA to say that the system provides a properly
working alloca function and it should be used.
Define neither one if an assembler-language alloca
in the file alloca.s should be used. */
#define HAVE_ALLOCA
/* The data segment in this machine starts at a fixed address.
An address of data cannot be stored correctly in a Lisp object;
we always lose the high bits. We must tell XPNTR to add them back. */
#define DATA_SEG_BITS 0x10000000
#define DATA_START 0x10000000
/* The text segment always starts at a fixed address.
This way we don't need to have a label _start defined. */
#define TEXT_START 0
#define VALBITS 26
#define GCTYPEBITS 5
/* Taking a pointer to a char casting it as int pointer */
/* and then taking the int which the int pointer points to */
/* is practically guaranteed to give erroneous results */
#define NEED_ERRNO
#define SKTPAIR
/* BSD has BSTRING. */
#define BSTRING
/* Special switches to give the C compiler. */
#define C_SWITCH_MACHINE -Dalloca=_Alloca
/* Don't attempt to relabel some of the data as text when dumping.
It does not work because their virtual addresses are not consecutive.
This enables us to use the standard crt0.o. */
#define NO_REMAP
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