debug.h

   1 #ifndef DEBUG_H
   2 #define DEBUG_H
   3
   4 #define empty_body do {} while(0)
   5 #if defined(__x86_64) || defined(__x86_64__)
   6 #  define INTEL_CPU 64
   7 #elif defined(__x86) || defined(__x86__) || defined(__i386) || defined(__i386__)
   8 #  define INTEL_CPU 32
   9 #endif
  10
  11 //#define NO_BREAKPOINTS
  12 #ifdef NO_BREAKPOINTS
  13 #  define breakpoint() empty_body
  14 #else
  15 #  ifdef INTEL_CPU
  16 #    define breakpoint() __asm__("int3")
  17 #  else
  18 #    include <signal.h>
  19 #    include <unistd.h>
  20 #    define breakpoint() kill(getpid(), SIGTRAP)
  21 #  endif
  22 #endif
  23
  24 //#define NO_ASSERT
  25 #ifdef NO_ASSERT
  26 #  define assert_dbg(exp) empty_body
  27 #  define assert_lt(exp) empty_body
  28 #  define assert_lte(exp) empty_body
  29 #  define assert(x) empty_body
  30 #else
  31 #  include <stdio.h>
  32 #  define assert_dbg(exp) do { if (!(exp)) breakpoint(); } while(0)
  33 #  define assert_op(val, op, max) do { if(!((val) op (max))) { \
  34     fprintf(stderr, "[%s:%d] %s: assert failed: %s < %s\n", \
  35     __FILE__, __LINE__, __FUNCTION__, # val, # max); \
  36     breakpoint();}} while(0)
  37
  38 #  define assert_lt (val, max) assert_op(val, <, max)
  39 #  define assert_lte(val, max) assert_op(val, <= ,max)
  40 #endif
  41
  42 #endif