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greg |
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/* RCSid $Id$ */ |
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/* |
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* Header for Radiance error-handling routines |
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*/ |
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#ifndef _RAD_RTERROR_H_ |
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#define _RAD_RTERROR_H_ |
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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#include <errno.h> |
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/* error codes */ |
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#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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/* error struct */ |
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extern struct erract { |
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char pre[16]; /* prefix message */ |
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void (*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, 3}, \ |
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{"consistency - ", eputs, -1}, \ |
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{"", NULL, 0} } |
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extern char errmsg[]; /* global buffer for error messages */ |
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/* custom version of assert(3) */ |
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#define CHECK(be,et,em) if (be) error(et,em); else |
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#ifdef DEBUG |
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#define DCHECK CHECK |
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#else |
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#define DCHECK(be,et,em) (void)0 |
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#endif |
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/* defined in error.c */ |
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extern void error(int etype, char *emsg); |
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/* error & warning output & exit */ |
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extern void eputs(char *s); |
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extern void wputs(char *s); |
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extern void quit(int code); |
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#ifdef __cplusplus |
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} |
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#endif |
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#endif /* _RAD_RTERROR_H_ */ |
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