| 1 |
greg |
2.2 |
/* Copyright (c) 1992 Regents of the University of California */ |
| 2 |
greg |
1.1 |
|
| 3 |
|
|
/* SCCSid "$SunId$ LBL" */ |
| 4 |
|
|
|
| 5 |
|
|
/* |
| 6 |
|
|
* Miscellaneous definitions required by many routines. |
| 7 |
|
|
*/ |
| 8 |
|
|
|
| 9 |
|
|
#include <stdio.h> |
| 10 |
|
|
|
| 11 |
greg |
2.2 |
#include <fcntl.h> |
| 12 |
|
|
|
| 13 |
greg |
1.1 |
#include <math.h> |
| 14 |
|
|
|
| 15 |
|
|
#include <errno.h> |
| 16 |
|
|
|
| 17 |
greg |
1.5 |
#include "mat4.h" |
| 18 |
|
|
/* regular transformation */ |
| 19 |
|
|
typedef struct { |
| 20 |
|
|
MAT4 xfm; /* transform matrix */ |
| 21 |
greg |
1.8 |
FLOAT sca; /* scalefactor */ |
| 22 |
greg |
1.5 |
} XF; |
| 23 |
|
|
/* complemetary tranformation */ |
| 24 |
|
|
typedef struct { |
| 25 |
|
|
XF f; /* forward */ |
| 26 |
|
|
XF b; /* backward */ |
| 27 |
|
|
} FULLXF; |
| 28 |
greg |
1.1 |
|
| 29 |
greg |
2.7 |
#ifndef PI |
| 30 |
greg |
2.2 |
#ifdef M_PI |
| 31 |
|
|
#define PI M_PI |
| 32 |
greg |
1.1 |
#else |
| 33 |
greg |
2.2 |
#define PI 3.14159265358979323846 |
| 34 |
greg |
2.7 |
#endif |
| 35 |
greg |
1.1 |
#endif |
| 36 |
greg |
1.2 |
|
| 37 |
greg |
2.2 |
#ifndef F_OK /* mode bits for access(2) call */ |
| 38 |
|
|
#define R_OK 4 /* readable */ |
| 39 |
|
|
#define W_OK 2 /* writable */ |
| 40 |
|
|
#define X_OK 1 /* executable */ |
| 41 |
|
|
#define F_OK 0 /* exists */ |
| 42 |
greg |
1.2 |
#endif |
| 43 |
greg |
1.1 |
/* error codes */ |
| 44 |
greg |
2.2 |
#define WARNING 1 /* non-fatal error */ |
| 45 |
|
|
#define USER 2 /* fatal user-caused error */ |
| 46 |
|
|
#define SYSTEM 3 /* fatal system-related error */ |
| 47 |
|
|
#define INTERNAL 4 /* fatal program-related error */ |
| 48 |
|
|
#define CONSISTENCY 5 /* bad consistency check, abort */ |
| 49 |
|
|
#define COMMAND 6 /* interactive error */ |
| 50 |
greg |
1.1 |
|
| 51 |
|
|
extern char errmsg[]; /* global buffer for error messages */ |
| 52 |
|
|
|
| 53 |
greg |
1.3 |
/* memory operations */ |
| 54 |
greg |
2.2 |
#ifdef NOSTRUCTASS |
| 55 |
|
|
#define copystruct(d,s) bcopy((char *)(s),(char *)(d),sizeof(*(d))) |
| 56 |
greg |
1.9 |
#else |
| 57 |
greg |
2.2 |
#define copystruct(d,s) (*(d) = *(s)) |
| 58 |
greg |
1.3 |
#endif |
| 59 |
greg |
1.6 |
|
| 60 |
greg |
2.2 |
#ifndef BSD |
| 61 |
|
|
#define bcopy(s,d,n) (void)memcpy(d,s,n) |
| 62 |
|
|
#define bzero(d,n) (void)memset(d,0,n) |
| 63 |
|
|
#define bcmp(b1,b2,n) memcmp(b1,b2,n) |
| 64 |
|
|
#define index strchr |
| 65 |
|
|
#define rindex strrchr |
| 66 |
greg |
1.3 |
#endif |
| 67 |
|
|
|
| 68 |
greg |
2.8 |
extern char *sskip(), *sskip2(); |
| 69 |
greg |
1.4 |
extern char *getpath(), *getenv(); |
| 70 |
greg |
2.3 |
#ifndef malloc |
| 71 |
greg |
1.1 |
extern char *malloc(), *calloc(), *realloc(); |
| 72 |
greg |
2.3 |
#endif |
| 73 |
greg |
1.1 |
extern char *bmalloc(), *savestr(), *savqstr(); |
| 74 |
greg |
2.2 |
|
| 75 |
greg |
2.5 |
#ifdef DCL_ATOF |
| 76 |
|
|
extern double atof(); |
| 77 |
|
|
#endif |
| 78 |
|
|
|
| 79 |
greg |
2.2 |
#ifdef MSDOS |
| 80 |
|
|
#define NIX 1 |
| 81 |
|
|
#endif |
| 82 |
|
|
#ifdef AMIGA |
| 83 |
|
|
#define NIX 1 |
| 84 |
|
|
#endif |
| 85 |
|
|
|
