logging.h

   1 #ifndef MODINITTOOLS_LOGGING_H
   2 #define MODINITTOOLS_LOGGING_H
   3
   4 /* Do we use syslog for messages or stderr? */
   5 extern int logging;
   6
   7 /* Do we want to silent drop all warnings? */
   8 extern int quiet;
   9
  10 /* Number of times warn() has been called */
  11 extern int warned;
  12
  13 extern void fatal(const char *fmt, ...);
  14 extern void warn(const char *fmt, ...);
  15
  16 #define NOFAIL(ptr)  do_nofail((ptr), __FILE__, __LINE__, #ptr)
  17
  18 #define nofail_asprintf(ptr, ...) \
  19         { if (asprintf((ptr), __VA_ARGS__) < 0) do_nofail(NULL, __FILE__, __LINE__, #ptr); }
  20
  21 static inline void *do_nofail(void *ptr, const char *file, int line, const char *expr)
  22 {
  23         if (!ptr) {
  24                 fatal("Memory allocation failure %s line %d: %s.\n",
  25                       file, line, expr);
  26         }
  27         return ptr;
  28 }
  29
  30 #endif /* MODINITTOOLS_LOGGING_H */