mirror of https://github.com/rfivet/uemacs.git
292 lines
6.3 KiB
C
292 lines
6.3 KiB
C
#ifndef _ESTRUCT_H_
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#define _ESTRUCT_H_
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/* ESTRUCT.H
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*
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* Structure and preprocessor defines
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*
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* written by Dave G. Conroy
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* modified by Steve Wilhite, George Jones
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* substantially modified by Daniel Lawrence
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* modified by Petri Kutvonen
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*/
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#ifdef MSDOS
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#undef MSDOS
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#endif
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#ifdef EGA
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#undef EGA
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#endif
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/* Machine/OS definitions. */
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#if defined(AUTOCONF) || defined(MSDOS) || defined(BSD) || defined(SYSV) || defined(VMS)
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/* Make an intelligent guess about the target system. */
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#if defined(__TURBOC__)
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#define MSDOS 1 /* MS/PC DOS 3.1-4.0 with Turbo C 2.0 */
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#else
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#define MSDOS 0
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#endif
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#if defined(BSD) || defined(sun) || defined(ultrix) || (defined(vax) && defined(unix)) || defined(ultrix) || defined(__osf__)
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#ifndef BSD
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#define BSD 1 /* Berkeley UNIX */
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#endif
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#else
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#define BSD 0
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#endif
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#if defined(SVR4) || defined(__linux__) /* ex. SunOS 5.3 */
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#define SVR4 1
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#define SYSV 1
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#undef BSD
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#endif
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#if defined(SYSV) || defined(u3b2) || defined(_AIX) || (defined(i386) && defined(unix)) || defined(__hpux) || defined( __unix__)
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#define USG 1 /* System V UNIX */
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#else
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#define USG 0
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#endif
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#if defined(VMS) || (defined(vax) && ! defined(unix))
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#define VMS 1 /* VAX/VMS */
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#else
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#define VMS 0
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#endif
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#define V7 0 /* No more. */
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#else
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#define MSDOS 1 /* MS-DOS */
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#define V7 0 /* V7 UNIX or Coherent or BSD4.2 */
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#define BSD 0 /* UNIX BSD 4.2 and ULTRIX */
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#define USG 0 /* UNIX system V */
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#define VMS 0 /* VAX/VMS */
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#endif /*autoconf */
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#ifndef AUTOCONF
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/* Compiler definitions */
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#define UNIX 0 /* a random UNIX compiler */
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#define MSC 0 /* MicroSoft C compiler, versions 3 up */
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#define TURBO 1 /* Turbo C/MSDOS */
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#else
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#define UNIX (V7 | BSD | USG)
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#define MSC 0
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#define TURBO MSDOS
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#endif /*autoconf */
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/* Debugging options */
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#define RAMSIZE 0 /* dynamic RAM memory usage tracking */
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#if RAMSIZE
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#define RAMSHOW 1 /* auto dynamic RAM reporting */
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#endif
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#ifndef AUTOCONF
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/* Special keyboard definitions */
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#define VT220 0 /* Use keypad escapes P.K. */
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#define VT100 0 /* Handle VT100 style keypad. */
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/* Terminal Output definitions */
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#define ANSI 0 /* ANSI escape sequences */
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#define VMSVT 0 /* various VMS terminal entries */
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#define VT52 0 /* VT52 terminal (Zenith). */
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#define TERMCAP 0 /* Use TERMCAP */
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#define IBMPC 1 /* IBM-PC CGA/MONO/EGA driver */
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#elif defined( MINGW32)
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#define VT220 (UNIX | VMS)
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#define VT100 0
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#define ANSI 0
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#define VMSVT 0
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#define VT52 0
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#define TERMCAP 0
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#define IBMPC 0
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#else
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#define VT220 (UNIX | VMS)
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#define VT100 0
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#define ANSI 0
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#define VMSVT VMS
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#define VT52 0
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#define TERMCAP UNIX
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#define IBMPC MSDOS
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#endif /* Autoconf. */
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/* Configuration options */
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#define CFENCE 1 /* fench matching in CMODE */
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#define VISMAC 0 /* update display during keyboard macros */
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#ifndef AUTOCONF
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#define COLOR 1 /* color commands and windows */
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#define FILOCK 0 /* file locking under unix BSD 4.2 */
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#else
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#define COLOR MSDOS
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#ifdef SVR4
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#define FILOCK 1
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#else
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#define FILOCK BSD
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#endif
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#endif /* Autoconf. */
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#define CLEAN 0 /* de-alloc memory on exit */
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#define ASCII 1 /* always using ASCII char sequences for now */
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#define EBCDIC 0 /* later IBM mainfraim versions will use EBCDIC */
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#ifndef AUTOCONF
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#define XONXOFF 0 /* don't disable XON-XOFF flow control P.K. */
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#define NATIONL 0 /* interprete [,],\,{,},| as characters P.K. */
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#else
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#define XONXOFF (UNIX | VMS)
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#define NATIONL (UNIX | VMS)
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#endif /* Autoconf. */
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#define PKCODE 1 /* include my extensions P.K., define always */
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#define IBMCHR MSDOS /* use IBM PC character set P.K. */
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#define SCROLLCODE 1 /* scrolling code P.K. */
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/* System dependant library redefinitions, structures and includes. */
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#if TURBO
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#include <dos.h>
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#include <mem.h>
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#undef peek
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#undef poke
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#define peek(a,b,c,d) movedata(a,b,FP_SEG(c),FP_OFF(c),d)
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#define poke(a,b,c,d) movedata(FP_SEG(c),FP_OFF(c),a,b,d)
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#endif
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#if MSDOS & MSC
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#include <dos.h>
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#include <memory.h>
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#define peek(a,b,c,d) movedata(a,b,FP_SEG(c),FP_OFF(c),d)
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#define poke(a,b,c,d) movedata(FP_SEG(c),FP_OFF(c),a,b,d)
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#define movmem(a, b, c) memcpy(b, a, c)
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#endif
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#if VMS
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#define unlink(a) delete(a)
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#endif
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/* Define some ability flags. */
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#if IBMPC
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#define MEMMAP 1
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#else
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#define MEMMAP 0
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#endif
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#if MSDOS | V7 | USG | BSD
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#define ENVFUNC 1
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#else
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#define ENVFUNC 0
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#endif
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/* DIFCASE represents the integer difference between upper
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and lower case letters. It is an xor-able value, which is
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fortunate, since the relative positions of upper to lower
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case letters is the opposite of ascii in ebcdic.
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*/
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#ifdef islower
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#undef islower
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#endif
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#if PKCODE
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#ifdef isupper
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#undef isupper
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#endif
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#endif
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#if ASCII
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#define DIFCASE 0x20
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#if NATIONL
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#define LASTUL ']'
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#define LASTLL '}'
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#else
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#define LASTUL 'Z'
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#define LASTLL 'z'
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#endif
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#if IBMCHR
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#define isletter(c) (('a' <= c && LASTLL >= c) || ('A' <= c && LASTUL >= c) || (128<=c && c<=167))
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#define islower(c) (('a' <= c && LASTLL >= c))
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#define isupper(c) (('A' <= c && LASTUL >= c))
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#else
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#define isletter(c) __isxletter((0xFF & (c)))
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#define islower(c) isxlower((0xFF & (c)))
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#define isupper(c) isxupper((0xFF & (c)))
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#define __isxletter(c) (('a' <= c && LASTLL >= c) || ('A' <= c && LASTUL >= c) || (192<=c /* && c<=255 */))
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#define isxlower(c) (('a' <= c && LASTLL >= c) || (224 <= c && 252 >= c))
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#define isxupper(c) (('A' <= c && LASTUL >= c) || (192 <= c && 220 >= c))
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#endif
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#endif
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#if EBCDIC
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#define DIFCASE 0x40
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#define isletter(c) (('a' <= c && 'i' >= c) || ('j' <= c && 'r' >= c) || ('s' <= c && 'z' >= c) || ('A' <= c && 'I' >= c) || ('J' <= c && 'R' >= c) || ('S' <= c && 'Z' >= c))
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#define islower(c) (('a' <= c && 'i' >= c) || ('j' <= c && 'r' >= c) || ('s' <= c && 'z' >= c))
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#if PKCODE
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#define isupper(c) (('A' <= c && 'I' >= c) || ('J' <= c && 'R' >= c) || ('S' <= c && 'Z' >= c))
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#endif
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#endif
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/* Dynamic RAM tracking and reporting redefinitions */
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#if RAMSIZE
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#include <stdlib.h>
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void *allocate( size_t size) ;
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void release( void *ptr) ;
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#define malloc allocate
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#define free release
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#endif
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/* De-allocate memory always on exit (if the operating system or
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main program can not
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*/
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#if CLEAN
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#define exit(a) cexit(a)
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void cexit( int status) ;
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#endif
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#endif
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