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C/C++ Source or Header  |  1995-02-24  |  432b  |  8 lines
  1. enum errorlevel { Normal=0, Warning, Error, Fatal, Impossible };
  2. extern enum errorlevel errorlevel;
  3. void errormsg(enum errorlevel level, char *s, ...);
  4. #define overflow(S) errormsg(Fatal,"Capacity exceeded: %s", S)
  5. #define impossible(S) errormsg(Impossible, "This can't happen: %s", S)
  6. #define checkptr(P) do { if (!(P)) overflow("memory"); } while (0)
  7. void errorat(char *filename, int lineno, enum errorlevel level, char *s, ...);
  8.