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greg |
2.2 |
/* Copyright (c) 1992 Regents of the University of California */ |
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greg |
1.1 |
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| 3 |
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/* SCCSid "$SunId$ LBL" */ |
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/* |
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* Miscellaneous definitions required by many routines. |
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*/ |
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#include <stdio.h> |
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| 11 |
greg |
2.2 |
#include <fcntl.h> |
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| 13 |
greg |
1.1 |
#include <math.h> |
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#include <errno.h> |
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| 17 |
greg |
1.5 |
#include "mat4.h" |
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/* regular transformation */ |
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typedef struct { |
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MAT4 xfm; /* transform matrix */ |
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greg |
1.8 |
FLOAT sca; /* scalefactor */ |
| 22 |
greg |
1.5 |
} XF; |
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/* complemetary tranformation */ |
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typedef struct { |
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XF f; /* forward */ |
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XF b; /* backward */ |
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} FULLXF; |
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greg |
1.1 |
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| 29 |
greg |
2.2 |
#ifdef M_PI |
| 30 |
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#define PI M_PI |
| 31 |
greg |
1.1 |
#else |
| 32 |
greg |
2.2 |
#define PI 3.14159265358979323846 |
| 33 |
greg |
1.1 |
#endif |
| 34 |
greg |
1.2 |
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| 35 |
greg |
2.2 |
#ifndef F_OK /* mode bits for access(2) call */ |
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#define R_OK 4 /* readable */ |
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#define W_OK 2 /* writable */ |
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#define X_OK 1 /* executable */ |
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#define F_OK 0 /* exists */ |
| 40 |
greg |
1.2 |
#endif |
| 41 |
greg |
1.1 |
/* error codes */ |
| 42 |
greg |
2.2 |
#define WARNING 1 /* non-fatal error */ |
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#define USER 2 /* fatal user-caused error */ |
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#define SYSTEM 3 /* fatal system-related error */ |
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#define INTERNAL 4 /* fatal program-related error */ |
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#define CONSISTENCY 5 /* bad consistency check, abort */ |
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#define COMMAND 6 /* interactive error */ |
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greg |
1.1 |
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extern char errmsg[]; /* global buffer for error messages */ |
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| 51 |
greg |
1.3 |
/* memory operations */ |
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greg |
2.2 |
#ifdef NOSTRUCTASS |
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#define copystruct(d,s) bcopy((char *)(s),(char *)(d),sizeof(*(d))) |
| 54 |
greg |
1.9 |
#else |
| 55 |
greg |
2.2 |
#define copystruct(d,s) (*(d) = *(s)) |
| 56 |
greg |
1.3 |
#endif |
| 57 |
greg |
1.6 |
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| 58 |
greg |
2.2 |
#ifndef BSD |
| 59 |
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#define bcopy(s,d,n) (void)memcpy(d,s,n) |
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#define bzero(d,n) (void)memset(d,0,n) |
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#define bcmp(b1,b2,n) memcmp(b1,b2,n) |
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greg |
1.3 |
extern char *memcpy(), *memset(); |
| 63 |
greg |
2.2 |
#define index strchr |
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#define rindex strrchr |
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greg |
1.3 |
#endif |
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| 67 |
greg |
1.1 |
extern char *sskip(); |
| 68 |
greg |
1.4 |
extern char *getpath(), *getenv(); |
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greg |
2.3 |
#ifndef malloc |
| 70 |
greg |
1.1 |
extern char *malloc(), *calloc(), *realloc(); |
| 71 |
greg |
2.3 |
#endif |
| 72 |
greg |
1.1 |
extern char *bmalloc(), *savestr(), *savqstr(); |
| 73 |
greg |
2.2 |
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| 74 |
greg |
2.5 |
#ifdef DCL_ATOF |
| 75 |
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extern double atof(); |
| 76 |
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#endif |
| 77 |
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| 78 |
greg |
2.2 |
#ifdef MSDOS |
| 79 |
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#define NIX 1 |
| 80 |
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#endif |
| 81 |
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#ifdef AMIGA |
| 82 |
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#define NIX 1 |
| 83 |
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#endif |
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