1 |
gregl |
2.9 |
/* Copyright (c) 1997 Silicon Graphics, Inc. */ |
2 |
greg |
1.1 |
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3 |
gregl |
2.9 |
/* SCCSid "$SunId$ SGI" */ |
4 |
greg |
1.1 |
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5 |
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/* |
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* Miscellaneous definitions required by many routines. |
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*/ |
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9 |
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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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15 |
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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 */ |
21 |
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; |
28 |
greg |
1.1 |
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29 |
greg |
2.7 |
#ifndef PI |
30 |
greg |
2.2 |
#ifdef M_PI |
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#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 |
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37 |
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 */ |
42 |
greg |
1.2 |
#endif |
43 |
gregl |
2.9 |
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44 |
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extern int eputs(), wputs(); /* standard error output functions */ |
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46 |
greg |
1.1 |
/* error codes */ |
47 |
greg |
2.2 |
#define WARNING 1 /* non-fatal error */ |
48 |
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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 */ |
53 |
gregl |
2.9 |
#define NERRS 7 |
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/* error struct */ |
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extern struct erract { |
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char pre[16]; /* prefix message */ |
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int (*pf)(); /* put function (resettable) */ |
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int ec; /* exit code (0 means non-fatal) */ |
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} erract[NERRS]; /* list of error actions */ |
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61 |
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#define ERRACT_INIT { {"warning - ", wputs, 0}, \ |
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{"fatal - ", eputs, 1}, \ |
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{"system - ", eputs, 2}, \ |
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{"internal - ", eputs, 1}, \ |
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{"consistency - ", eputs, -1}, \ |
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{"", NULL, 0} } |
67 |
greg |
1.1 |
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68 |
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extern char errmsg[]; /* global buffer for error messages */ |
69 |
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70 |
greg |
1.3 |
/* memory operations */ |
71 |
greg |
2.2 |
#ifdef NOSTRUCTASS |
72 |
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#define copystruct(d,s) bcopy((char *)(s),(char *)(d),sizeof(*(d))) |
73 |
greg |
1.9 |
#else |
74 |
greg |
2.2 |
#define copystruct(d,s) (*(d) = *(s)) |
75 |
greg |
1.3 |
#endif |
76 |
greg |
1.6 |
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77 |
greg |
2.2 |
#ifndef BSD |
78 |
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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) |
80 |
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#define bcmp(b1,b2,n) memcmp(b1,b2,n) |
81 |
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#define index strchr |
82 |
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#define rindex strrchr |
83 |
greg |
1.3 |
#endif |
84 |
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85 |
greg |
2.8 |
extern char *sskip(), *sskip2(); |
86 |
greg |
1.4 |
extern char *getpath(), *getenv(); |
87 |
greg |
2.3 |
#ifndef malloc |
88 |
greg |
1.1 |
extern char *malloc(), *calloc(), *realloc(); |
89 |
greg |
2.3 |
#endif |
90 |
greg |
1.1 |
extern char *bmalloc(), *savestr(), *savqstr(); |
91 |
greg |
2.2 |
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92 |
greg |
2.5 |
#ifdef DCL_ATOF |
93 |
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extern double atof(); |
94 |
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#endif |
95 |
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96 |
greg |
2.2 |
#ifdef MSDOS |
97 |
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#define NIX 1 |
98 |
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#endif |
99 |
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#ifdef AMIGA |
100 |
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#define NIX 1 |
101 |
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#endif |
102 |
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