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gregl |
2.9 |
/* Copyright (c) 1997 Silicon Graphics, Inc. */
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| 2 |
greg |
1.1 |
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| 3 |
gregl |
2.9 |
/* SCCSid "$SunId$ SGI" */
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| 4 |
greg |
1.1 |
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| 5 |
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/*
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| 6 |
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* Miscellaneous definitions required by many routines.
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| 7 |
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*/
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| 8 |
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| 9 |
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#include <stdio.h>
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| 10 |
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| 11 |
gwlarson |
2.12 |
#include <sys/types.h>
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| 12 |
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| 13 |
greg |
2.2 |
#include <fcntl.h>
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| 15 |
greg |
1.1 |
#include <math.h>
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| 17 |
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#include <errno.h>
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| 19 |
greg |
1.5 |
#include "mat4.h"
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| 20 |
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/* regular transformation */
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| 21 |
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typedef struct {
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MAT4 xfm; /* transform matrix */
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| 23 |
greg |
1.8 |
FLOAT sca; /* scalefactor */
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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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| 30 |
greg |
1.1 |
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| 31 |
greg |
2.7 |
#ifndef PI
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| 32 |
greg |
2.2 |
#ifdef M_PI
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| 33 |
gregl |
2.11 |
#define PI ((double)M_PI)
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| 34 |
greg |
1.1 |
#else
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| 35 |
greg |
2.2 |
#define PI 3.14159265358979323846
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| 36 |
greg |
2.7 |
#endif
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| 37 |
greg |
1.1 |
#endif
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| 38 |
greg |
1.2 |
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| 39 |
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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| 42 |
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#define X_OK 1 /* executable */
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#define F_OK 0 /* exists */
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| 44 |
greg |
1.2 |
#endif
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gregl |
2.9 |
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extern int eputs(), wputs(); /* standard error output functions */
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| 48 |
greg |
1.1 |
/* error codes */
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gregl |
2.10 |
#define WARNING 0 /* non-fatal error */
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#define USER 1 /* fatal user-caused error */
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#define SYSTEM 2 /* fatal system-related error */
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#define INTERNAL 3 /* fatal program-related error */
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#define CONSISTENCY 4 /* bad consistency check, abort */
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#define COMMAND 5 /* interactive error */
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#define NERRS 6
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| 56 |
gregl |
2.9 |
/* 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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#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} }
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greg |
1.1 |
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extern char errmsg[]; /* global buffer for error messages */
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| 72 |
greg |
1.3 |
/* memory operations */
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| 73 |
greg |
2.2 |
#ifdef NOSTRUCTASS
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#define copystruct(d,s) bcopy((char *)(s),(char *)(d),sizeof(*(d)))
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| 75 |
greg |
1.9 |
#else
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| 76 |
greg |
2.2 |
#define copystruct(d,s) (*(d) = *(s))
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| 77 |
greg |
1.3 |
#endif
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| 78 |
greg |
1.6 |
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| 79 |
gwlarson |
2.12 |
#ifdef BSD
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| 80 |
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extern long lseek();
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#else
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| 82 |
greg |
2.2 |
#define bcopy(s,d,n) (void)memcpy(d,s,n)
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| 83 |
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#define bzero(d,n) (void)memset(d,0,n)
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| 84 |
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#define bcmp(b1,b2,n) memcmp(b1,b2,n)
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| 85 |
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#define index strchr
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| 86 |
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#define rindex strrchr
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| 87 |
gwlarson |
2.12 |
extern off_t lseek();
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| 88 |
greg |
1.3 |
#endif
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| 89 |
gwlarson |
2.12 |
extern long ftell();
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| 90 |
greg |
1.3 |
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| 91 |
greg |
2.8 |
extern char *sskip(), *sskip2();
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| 92 |
greg |
1.4 |
extern char *getpath(), *getenv();
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| 93 |
greg |
2.3 |
#ifndef malloc
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| 94 |
greg |
1.1 |
extern char *malloc(), *calloc(), *realloc();
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| 95 |
greg |
2.3 |
#endif
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| 96 |
greg |
1.1 |
extern char *bmalloc(), *savestr(), *savqstr();
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| 97 |
greg |
2.2 |
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| 98 |
greg |
2.5 |
#ifdef DCL_ATOF
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| 99 |
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extern double atof();
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| 100 |
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#endif
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| 101 |
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| 102 |
greg |
2.2 |
#ifdef MSDOS
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| 103 |
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#define NIX 1
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| 104 |
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#endif
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| 105 |
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#ifdef AMIGA
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| 106 |
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#define NIX 1
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| 107 |
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#endif
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| 108 |
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