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HAM Radio 1
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src0131
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global.h
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C/C++ Source or Header
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1990-11-29
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6KB
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221 lines
#ifndef _GLOBAL_H
#define _GLOBAL_H
/* Global definitions used by every source file.
* Some may be compiler dependent.
*/
#if defined(__TURBOC__) || defined(__STDC__) || defined(LATTICE)
#define ANSIPROTO 1
#endif
#ifndef __ARGS
#ifdef ANSIPROTO
#define __ARGS(x) x
#else
#define __ARGS(x) ()
#endif
#endif
#if !defined(AMIGA) && (defined(LATTICE) || defined(MAC) || defined(__TURBOC__))
/* These compilers require special open modes when reading binary files.
*
* "The single most brilliant design decision in all of UNIX was the
* choice of a SINGLE character as the end-of-line indicator" -- M. O'Dell
*
* "Whoever picked the end-of-line conventions for MS-DOS and the Macintosh
* should be shot!" -- P. Karn's corollary to O'Dells' declaration
*/
#define READ_BINARY "rb"
#define WRITE_BINARY "wb"
#define APPEND_BINARY "ab+"
#define READ_TEXT "rt"
#define WRITE_TEXT "wt"
#define APPEND_TEXT "at+"
#else
#define READ_BINARY "r"
#define WRITE_BINARY "w"
#define APPEND_BINARY "a+"
#define READ_TEXT "r"
#define WRITE_TEXT "w"
#define APPEND_TEXT "a+"
#endif
/* These two lines assume that your compiler's longs are 32 bits and
* shorts are 16 bits. It is already assumed that chars are 8 bits,
* but it doesn't matter if they're signed or unsigned.
*/
typedef long int32; /* 32-bit signed integer */
typedef unsigned short int16; /* 16-bit unsigned integer */
#define uchar(x) ((unsigned char)(x))
#define MAXINT16 65535 /* Largest 16-bit integer */
#define MAXINT32 4294967295L /* Largest 32-bit integer */
/* The "interrupt" keyword is non-standard, so make it configurable */
#if defined(__TURBOC__) && defined(MSDOS)
#define INTERRUPT void interrupt
#else
#define INTERRUPT void
#endif
/* Note that these definitions are on by default if none of the Turbo-C style
* memory model definitions are on; this avoids having to change them when
* porting to 68K environments.
*/
#if !defined(__TINY__) && !defined(__SMALL__) && !defined(__MEDIUM__)
#define LARGEDATA 1
#endif
#if !defined(__TINY__) && !defined(__SMALL__) && !defined(__COMPACT__)
#define LARGECODE 1
#endif
/* Since not all compilers support structure assignment, the ASSIGN()
* macro is used. This controls how it's actually implemented.
*/
#ifdef NOSTRUCTASSIGN /* Version for old compilers that don't support it */
#define ASSIGN(a,b) memcpy((char *)&(a),(char *)&(b),sizeof(b));
#else /* Version for compilers that do */
#define ASSIGN(a,b) ((a) = (b))
#endif
/* Define null object pointer in case stdio.h isn't included */
#ifndef NULL
/* General purpose NULL pointer */
#define NULL (void *)0
#endif
#define NULLCHAR (char *)0 /* Null character pointer */
#define NULLCHARP (char **)0 /* Null character pointer pointer */
#define NULLINT (int *)0 /* Null integer pointer */
#define NULLFP (int (*)())0 /* Null pointer to function returning int */
#define NULLVFP (void (*)())0 /* Null pointer to function returning void */
#define NULLVIFP (INTERRUPT (*)())0
#define NULLFILE (FILE *)0 /* Null file pointer */
/* standard boolean constants */
#define FALSE 0
#define TRUE 1
#define NO 0
#define YES 1
/* string equality shorthand */
#define STREQ(x,y) (strcmp(x,y) == 0)
/* Extract a short from a long */
#define hiword(x) ((int16)((x) >> 16))
#define loword(x) ((int16)(x))
/* Extract a byte from a short */
#define hibyte(x) ((unsigned char)((x) >> 8))
#define lobyte(x) ((unsigned char)(x))
/* Extract nibbles from a byte */
#define hinibble(x) (((x) >> 4) & 0xf)
#define lonibble(x) ((x) & 0xf)
/* Various low-level and miscellaneous functions */
unsigned long availmem __ARGS((void));
void *callocw __ARGS((unsigned nelem,unsigned size));
int dirps __ARGS((void));
int getopt __ARGS((int argc,char *argv[],char *opts));
int htoi __ARGS((char *));
long htol __ARGS((char *));
char *inbuf __ARGS((int16 port,char *buf,int16 cnt));
int istate __ARGS((void));
void log __ARGS((int s,char *fmt, ...));
void *ltop __ARGS((long));
void *mallocw __ARGS((unsigned nb));
char *outbuf __ARGS((int16 port,char *buf,int16 cnt));
long ptol __ARGS((void *));
void restore __ARGS((int));
void rflush __ARGS((void));
void rip __ARGS((char *));
char *smsg __ARGS((char *msgs[],unsigned nmsgs,unsigned n));
int tprintf __ARGS((char *fmt,...));
#if !defined __TURBOC__
char *strdup __ARGS((const char *));
#endif
int wildmat __ARGS((char *s,char *p,char **argv));
#include <stdlib.h>
#include <string.h>
#ifdef AZTEC
#define rewind(fp) fseek(fp,0L,0);
#endif
#if defined(__TURBOC__) && defined(MSDOS)
#define movblock(so,ss,do,ds,c) movedata(ss,so,ds,do,c)
#define outportw outport
#define inportw inport
#else
/* General purpose function macros already defined in turbo C */
#ifndef min
#define min(x,y) ((x)<(y)?(x):(y)) /* Lesser of two args */
#endif
#ifndef max
#define max(x,y) ((x)>(y)?(x):(y)) /* Greater of two args */
#endif
#ifdef MSDOS
#define MK_FP(seg,ofs) ((void far *) \
(((unsigned long)(seg) << 16) | (unsigned)(ofs)))
#endif
#endif /* __TURBOC __ */
#ifdef AMIGA
/* super kludge de WA3YMH */
#ifndef fileno
#include <stdio.h>
#endif
#define fclose(fp) amiga_fclose(fp)
extern int amiga_fclose __ARGS((FILE *));
extern FILE *tmpfile __ARGS((void));
extern char *sys_errlist[];
extern int errno;
#endif
/* Externals used by getopt */
extern int optind;
extern char *optarg;
/* Threshold setting on available memory */
extern int32 Memthresh;
/* System clock - count of ticks since startup */
extern int32 Clock;
/* Various useful standard error messages */
extern char Badhost[];
extern char Nospace[];
extern char Notval[];
extern char *Hostname;
extern char Version[];
/* Your system's end-of-line convention */
extern char Eol[];
extern void (*Gcollect[])();
/*
* The following extern statements are to allow compilation by
* Turbo C++ 1.00
*/
extern struct ax25_cb;
extern struct dirsort;
extern struct iface;
extern struct ip;
extern struct mbx;
extern struct mbuf;
extern struct nr4cb;
extern struct session;
extern struct slip;
#endif /* _GLOBAL_H */