1 |
/* RCSid $Id$ */ |
2 |
/* |
3 |
* Header for Radiance error-handling routines |
4 |
*/ |
5 |
|
6 |
#ifndef _RAD_RTERROR_H_ |
7 |
#define _RAD_RTERROR_H_ |
8 |
#ifdef __cplusplus |
9 |
extern "C" { |
10 |
#endif |
11 |
|
12 |
#include <errno.h> |
13 |
/* error codes */ |
14 |
#define WARNING 0 /* non-fatal error */ |
15 |
#define USER 1 /* fatal user-caused error */ |
16 |
#define SYSTEM 2 /* fatal system-related error */ |
17 |
#define INTERNAL 3 /* fatal program-related error */ |
18 |
#define CONSISTENCY 4 /* bad consistency check, abort */ |
19 |
#define COMMAND 5 /* interactive error */ |
20 |
#define NERRS 6 |
21 |
/* error struct */ |
22 |
extern struct erract { |
23 |
char pre[16]; /* prefix message */ |
24 |
void (*pf)(); /* put function (resettable) */ |
25 |
int ec; /* exit code (0 means non-fatal) */ |
26 |
} erract[NERRS]; /* list of error actions */ |
27 |
|
28 |
#define ERRACT_INIT { {"warning - ", wputs, 0}, \ |
29 |
{"fatal - ", eputs, 1}, \ |
30 |
{"system - ", eputs, 2}, \ |
31 |
{"internal - ", eputs, 3}, \ |
32 |
{"consistency - ", eputs, -1}, \ |
33 |
{"", NULL, 0} } |
34 |
|
35 |
extern char errmsg[]; /* global buffer for error messages */ |
36 |
|
37 |
/* custom version of assert(3) */ |
38 |
#define CHECK(be,et,em) if (be) error(et,em); else |
39 |
#ifdef DEBUG |
40 |
#define DCHECK CHECK |
41 |
#else |
42 |
#define DCHECK(be,et,em) (void)0 |
43 |
#endif |
44 |
/* defined in error.c */ |
45 |
extern void error(int etype, char *emsg); |
46 |
/* error & warning output & exit */ |
47 |
extern void eputs(char *s); |
48 |
extern void wputs(char *s); |
49 |
extern void quit(int code); |
50 |
|
51 |
#ifdef __cplusplus |
52 |
} |
53 |
#endif |
54 |
#endif /* _RAD_RTERROR_H_ */ |
55 |
|