Files
MaxScale/utils/skygw_debug.h

161 lines
7.3 KiB
C

#include <assert.h>
#if !defined(SKYGW_DEBUG_H)
#define SKYGW_DEBUG_H
#ifdef __cplusplus
#define EXTERN_C_BLOCK_BEGIN extern "C" {
#define EXTERN_C_BLOCK_END }
#define EXTERN_C_FUNC extern "C"
#else
#define EXTERN_C_BLOCK_BEGIN
#define EXTERN_C_BLOCK_END
#define EXTERN_C_FUNC
#endif
#if defined(SS_DEBUG)
# define STRBOOL(b) ((b) ? "TRUE" : "FALSE")
# define STRQTYPE(t) ((t) == QUERY_TYPE_WRITE ? "QUERY_TYPE_WRITE" : \
((t) == QUERY_TYPE_READ ? "QUERY_TYPE_READ" : \
((t) == QUERY_TYPE_SESSION_WRITE ? "QUERY_TYPE_SESSION_WRITE" : \
"QUERY_TYPE_UNKNOWN")))
# define ss_dfprintf fprintf
# define ss_dfflush fflush
# define ss_dfwrite fwrite
# undef ss_dassert
# undef ss_info_dassert
#if !defined(ss_dassert)
# define ss_dassert(exp) \
{ \
if (!(exp)) { \
ss_dfprintf(stderr, \
"debug assert %s:%d\n", \
(char*)__FILE__, \
__LINE__); \
ss_dfflush(stderr); \
assert(exp); \
} \
}
#endif /* !defined(ss_dassert) */
#if !defined(ss_info_dassert)
# define ss_info_dassert(exp, info) \
{ \
if (!(exp)) { \
ss_dfprintf(stderr, "debug assert %s:%d, %s\n", \
(char *)__FILE__, \
__LINE__, \
info); \
ss_dfflush(stderr); \
assert((exp)); \
} \
}
#endif /* !defined(ss_info_dassert) */
#else /* SS_DEBUG */
# define STRBOOL(b)
# define ss_dfprintf(a, b, ...)
# define ss_dfflush
# define ss_dfwrite
# define ss_dassert
# define ss_info_dassert(exp, info)
#endif /* SS_DEBUG */
#define CHK_NUM_BASE 101
typedef enum skygw_chk_t {
CHK_NUM_SLIST = CHK_NUM_BASE,
CHK_NUM_SLIST_NODE,
CHK_NUM_SLIST_CURSOR,
CHK_NUM_QUERY_TEST,
CHK_NUM_LOGFILE,
CHK_NUM_FILEWRITER,
CHK_NUM_THREAD,
CHK_NUM_SIMPLE_MUTEX,
CHK_NUM_MESSAGE
} skygw_chk_t;
#define CHK_SLIST(l) { \
ss_info_dassert((l->slist_chk_top == CHK_NUM_SLIST && \
l->slist_chk_tail == CHK_NUM_SLIST), \
"Single-linked list structure under- or overflow"); \
if (l->slist_head == NULL) { \
ss_info_dassert(l->slist_nelems == 0, \
"List head is NULL but element counter is not zero."); \
ss_info_dassert(l->slist_tail == NULL, \
"List head is NULL but tail has node"); \
} else { \
ss_info_dassert(l->slist_nelems > 0, \
"List head has node but element counter is not " \
"positive."); \
CHK_SLIST_NODE(l->slist_head); \
CHK_SLIST_NODE(l->slist_tail); \
} \
if (l->slist_nelems == 0) { \
ss_info_dassert(l->slist_head == NULL, \
"Element counter is zero but head has node"); \
ss_info_dassert(l->slist_tail == NULL, \
"Element counter is zero but tail has node"); \
} \
}
#define CHK_SLIST_NODE(n) { \
ss_info_dassert((n->slnode_chk_top == CHK_NUM_SLIST_NODE && \
n->slnode_chk_tail == CHK_NUM_SLIST_NODE), \
"Single-linked list node under- or overflow"); \
}
#define CHK_SLIST_CURSOR(c) { \
ss_info_dassert(c->slcursor_chk_top == CHK_NUM_SLIST_CURSOR && \
c->slcursor_chk_tail == CHK_NUM_SLIST_CURSOR, \
"List cursor under- or overflow"); \
ss_info_dassert(c->slcursor_list != NULL, \
"List cursor doesn't have list"); \
ss_info_dassert(c->slcursor_pos != NULL || \
(c->slcursor_pos == NULL && \
c->slcursor_list->slist_head == NULL), \
"List cursor doesn't have position"); \
}
#define CHK_QUERY_TEST(q) { \
ss_info_dassert(q->qt_chk_top == CHK_NUM_QUERY_TEST && \
q->qt_chk_tail == CHK_NUM_QUERY_TEST, \
"Query test under- or overflow."); \
}
#define CHK_LOGFILE(lf) { \
ss_info_dassert(lf->lf_chk_top == CHK_NUM_LOGFILE && \
lf->lf_chk_tail == CHK_NUM_LOGFILE, \
"Logfile struct under- or overflow"); \
}
#define CHK_FILEWRITER(fwr) { \
ss_info_dassert(fwr->fwr_chk_top == CHK_NUM_FILEWRITER && \
fwr->fwr_chk_tail == CHK_NUM_FILEWRITER, \
"File writer struct under- or overflow"); \
}
#define CHK_THREAD(thr) { \
ss_info_dassert(thr->sth_chk_top == CHK_NUM_THREAD && \
thr->sth_chk_tail == CHK_NUM_THREAD, \
"Thread struct under- or overflow"); \
}
#define CHK_SIMPLE_MUTEX(sm) { \
ss_info_dassert(sm->sm_chk_top == CHK_NUM_SIMPLE_MUTEX && \
sm->sm_chk_tail == CHK_NUM_SIMPLE_MUTEX, \
"Simple mutex struct under- or overflow"); \
}
#define CHK_MESSAGE(mes) { \
ss_info_dassert(mes->mes_chk_top == CHK_NUM_MESSAGE && \
mes->mes_chk_tail == CHK_NUM_MESSAGE, \
"Message struct under- or overflow"); \
}
#endif /* SKYGW_DEBUG_H */