share/usterr.h

   1 #ifndef USTERR_H
   2 #define USTERR_H
   3
   4 #ifndef UST_COMPONENT
   5 //#error UST_COMPONENT is undefined
   6 #define UST_COMPONENT libust
   7 #endif
   8
   9 /* To stringify the expansion of a define */
  10 #define XSTR(d) STR(d)
  11 #define STR(s) #s
  12
  13 #define UST_STR_COMPONENT XSTR(UST_COMPONENT)
  14
  15 #define DEBUG
  16 #ifdef DEBUG
  17 # define DBG(fmt, args...) do { fprintf(stderr, UST_STR_COMPONENT ": " fmt "(" __FILE__ ":" XSTR(__LINE__) ")\n", ## args); fflush(stderr); } while(0)
  18 #else
  19 # define DBG(fmt, args...) do {} while(0)
  20 #endif
  21 #define WARN(fmt, args...) fprintf(stderr, UST_STR_COMPONENT ": Warning: " fmt "\n", ## args); fflush(stderr)
  22 #define ERR(fmt, args...) fprintf(stderr, UST_STR_COMPONENT ": Error: " fmt "\n", ## args); fflush(stderr)
  23 #define BUG(fmt, args...) fprintf(stderr, UST_STR_COMPONENT ": BUG: " fmt "\n", ## args); fflush(stderr)
  24 #define PERROR(call) perror(UST_STR_COMPONENT ": Error: " call)
  25
  26 #define BUG_ON(condition) do { if (unlikely(condition)) ERR("condition not respected (BUG)"); } while(0)
  27 #define WARN_ON(condition) do { if (unlikely(condition)) WARN("condition not respected on line %s:%d", __FILE__, __LINE__); } while(0)
  28
  29 #endif /* USTERR_H */