mariadb/innobase/include/ut0dbg.h
2001-02-17 14:19:19 +02:00

78 lines
1.6 KiB
C

/*********************************************************************
Debug utilities for Innobase
(c) 1994, 1995 Innobase Oy
Created 1/30/1994 Heikki Tuuri
**********************************************************************/
#ifndef ut0dbg_h
#define ut0dbg_h
#include <assert.h>
#include <stdlib.h>
#include "univ.i"
#include "os0thread.h"
extern ulint ut_dbg_zero; /* This is used to eliminate
compiler warnings */
extern ibool ut_dbg_stop_threads;
extern ulint* ut_dbg_null_ptr;
#define ut_a(EXPR)\
{\
ulint dbg_i;\
\
if (!((ulint)(EXPR) + ut_dbg_zero)) {\
/* printf(\
"Assertion failure in thread %lu in file %s line %lu\n",\
os_thread_get_curr_id(), __FILE__, (ulint)__LINE__);\
printf(\
"we generate a memory trap on purpose to start the debugger\n");*/\
ut_dbg_stop_threads = TRUE;\
dbg_i = *(ut_dbg_null_ptr);\
if (dbg_i) {\
ut_dbg_null_ptr = NULL;\
}\
}\
if (ut_dbg_stop_threads) {\
printf("Thread %lu stopped in file %s line %lu\n",\
os_thread_get_curr_id(), __FILE__, (ulint)__LINE__);\
os_thread_sleep(1000000000);\
}\
}
#define ut_error {\
ulint dbg_i;\
printf(\
"Assertion failure in thread %lu in file %s line %lu\n",\
os_thread_get_curr_id(), __FILE__, (ulint)__LINE__);\
printf("Generates memory trap on purpose for stack debugging\n");\
ut_dbg_stop_threads = TRUE;\
dbg_i = *(ut_dbg_null_ptr);\
printf("%lu", dbg_i);\
}
#ifdef UNIV_DEBUG
#define ut_ad(EXPR) ut_a(EXPR)
#define ut_d(EXPR) {EXPR;}
#else
#define ut_ad(EXPR)
#define ut_d(EXPR)
#endif
#define UT_NOT_USED(A) A = A
#endif