Exemplos de trx_sysf_rseg_get_page_no em C++ (Cpp)

Exemplo n.º 1

Arquivo: trx0rseg.c Projeto: Suker-Xu/david-mysql-tools

/********************************************************************
Creates the memory copies for the rollback segments and initializes the
rseg list and array in trx_sys at a database startup. */
static
void
trx_rseg_create_instance(
/*=====================*/
	trx_sysf_t*	sys_header,	/*!< in: trx system header */
	mtr_t*		mtr)		/*!< in: mtr */
{
	ulint		i;

	for (i = 0; i < TRX_SYS_N_RSEGS; i++) {
		ulint	page_no;

		page_no = trx_sysf_rseg_get_page_no(sys_header, i, mtr);

		if (page_no == FIL_NULL) {
			trx_sys_set_nth_rseg(trx_sys, i, NULL);
		} else {
			ulint		space;
			ulint		zip_size;
			trx_rseg_t*	rseg = NULL;

			ut_a(!trx_rseg_get_on_id(i));

			space = trx_sysf_rseg_get_space(sys_header, i, mtr);

			zip_size = space ? fil_space_get_zip_size(space) : 0;

			rseg = trx_rseg_mem_create(
				i, space, zip_size, page_no, mtr);

			ut_a(rseg->id == i);
		}
	}
}

Exemplo n.º 2

Arquivo: trx0rseg.c Projeto: isleon/Jaxer

void
trx_rseg_list_and_array_init(
/*=========================*/
	trx_sysf_t*	sys_header,	/* in: trx system header */
	mtr_t*		mtr)		/* in: mtr */
{
	ulint	i;
	ulint	page_no;
	ulint	space;

	UT_LIST_INIT(trx_sys->rseg_list);

	trx_sys->rseg_history_len = 0;

	for (i = 0; i < TRX_SYS_N_RSEGS; i++) {

		page_no = trx_sysf_rseg_get_page_no(sys_header, i, mtr);

		if (page_no == FIL_NULL) {

			trx_sys_set_nth_rseg(trx_sys, i, NULL);
		} else {
			space = trx_sysf_rseg_get_space(sys_header, i, mtr);

			trx_rseg_mem_create(i, space, page_no, mtr);
		}
	}
}