diff options
Diffstat (limited to 'dbug')
| -rw-r--r-- | dbug/dbug.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/dbug/dbug.c b/dbug/dbug.c index 0ea0b0df6ad..6fa7da37504 100644 --- a/dbug/dbug.c +++ b/dbug/dbug.c @@ -404,6 +404,27 @@ static CODE_STATE *code_state(void) return cs; } +void +dbug_swap_code_state(void **code_state_store) +{ + CODE_STATE *cs, **cs_ptr; + + if (!(cs_ptr= (CODE_STATE**) my_thread_var_dbug())) + return; + cs= *cs_ptr; + *cs_ptr= *code_state_store; + *code_state_store= cs; +} + +void dbug_free_code_state(void **code_state_store) +{ + if (*code_state_store) + { + free(*code_state_store); + *code_state_store= NULL; + } +} + #else /* !THREAD */ static CODE_STATE static_code_state= @@ -424,6 +445,35 @@ static CODE_STATE *code_state(void) return &static_code_state; } +void +dbug_swap_code_state(void **code_state_store) +{ + CODE_STATE temp, *cs; + + if (!(cs= *code_state_store)) + { + cs= (CODE_STATE *)DbugMalloc(sizeof(*cs)); + cs->process= db_process ? db_process : "dbug"; + cs->func="?func"; + cs->file="?file"; + cs->stack=&init_settings; + *code_state_store= cs; + } + memcpy(&temp, cs, sizeof(*cs)); + memcpy(cs, &static_code_state, sizeof(*cs)); + memcpy(&static_code_state, &temp, sizeof(*cs)); +} + +void +dbug_free_code_state(void **code_state_store) +{ + if (*code_state_store) + { + free(*code_state_store); + *code_state_store= NULL; + } +} + #define pthread_mutex_lock(A) {} #define pthread_mutex_unlock(A) {} #endif |