set_tx_recover.so

berkeley db 4.6.21的源码。berkeley db是一个简单的数据库管理系统

m4_comment([$Id: set_tx_recover.so,v 1.12 2002/02/23 20:05:28 bostic Exp $])

m4_ref_title(Upgrading m4_db Applications,
    Release 3.1: DB_ENV-__GT__set_tx_recover,,
    upgrade.3.1/config, upgrade.3.1/set_feedback)

m4_p([dnl
The redo parameter of the function passed to DB_ENV-__GT__set_tx_recover
used to be an integer set to any one of a number of #defined values.  In
the 3.1 release of m4_db, the redo parameter has been replaced by the op
parameter which is an enumerated type of type db_recops.])

m4_p([dnl
If your application calls DB_ENV-__GT__set_tx_recover, then find the
function referred to by the call.  Replace the flag values in that
function as follows:])

m4_table_begin(, _center)
m4_table_header(Previous flag, m4_db 3.1 version flag)
m4_table_element(TXN_BACKWARD_ROLL, DB_TXN_BACKWARD_ROLL)
m4_table_element(TXN_FORWARD_ROLL, DB_TXN_FORWARD_ROLL)
m4_table_element(TXN_OPENFILES, DB_TXN_OPENFILES)
m4_table_element(TXN_REDO, DB_TXN_FORWARD_ROLL)
m4_table_element(TXN_UNDO, DB_TXN_ABORT)
m4_table_end

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