head	1.1;
branch	1.1.1;
access;
symbols
	rpm-4_4_8-release:1.1.1.3
	rpm-4_4_7-release:1.1.1.3
	db-4_5_20:1.1.1.3
	rpm-4_4_6-release:1.1.1.3
	rpm-4_4_5-release:1.1.1.3
	db-4_4_20:1.1.1.3
	rpm-4_4_4-release:1.1.1.3
	db-4_4_16:1.1.1.3
	rpm-4_4_3-release:1.1.1.3
	db-4_4_11:1.1.1.3
	db-4_3_29:1.1.1.3
	jbj_before_tklcpatches:1.1.1.3
	rpm-4_4_2-release:1.1.1.3
	pjones-sparse-experiment:1.1.1.3.0.8
	db-4_4_4:1.1.1.3
	rpm-4_4_1-release:1.1.1.3
	db-4_3_27:1.1.1.3
	rpm-4_4-release:1.1.1.3
	rpm-4_4:1.1.1.3.0.6
	db-4_3_21:1.1.1.3
	db-4_3_14:1.1.1.3
	db-4_2_52:1.1.1.3
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	rpm-4_3:1.1.1.3.0.4
	rpm-4_2_1-release:1.1.1.3
	rpm-4_1_1-release:1.1.1.3
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	premerge-db-4_0_14:1.1.1.2
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	rpm-4_0_3-release:1.1.1.1
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	db-4_0_7:1.1.1.1
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	postmerge-db-3_3_11-release:1.1.1.1
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	postmerge-db-3_3_4-release:1.1.1.1
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	db-3_3_4-release:1.1.1.1
	db-3_2_9-vendor:1.1.1;
locks; strict;
comment	@# @;


1.1
date	2001.05.13.19.58.27;	author jbj;	state Exp;
branches
	1.1.1.1;
next	;

1.1.1.1
date	2001.05.13.19.58.27;	author jbj;	state Exp;
branches
	1.1.1.1.2.1;
next	1.1.1.2;

1.1.1.2
date	2001.12.06.00.07.29;	author jbj;	state Exp;
branches;
next	1.1.1.3;

1.1.1.3
date	2002.08.14.16.31.56;	author jbj;	state Exp;
branches;
next	;

1.1.1.1.2.1
date	2002.01.08.04.07.17;	author jbj;	state Exp;
branches;
next	;


desc
@@


1.1
log
@Initial revision
@
text
@/*
 * __PREF_FUNC_recover --
 *	Recovery function for FUNC.
 *
 * PUBLIC: int __PREF_FUNC_recover
 * PUBLIC:   __P((DB_ENV *, DBT *, DB_LSN *, db_recops, void *));
 */
int
__PREF_FUNC_recover(dbenv, dbtp, lsnp, op, info)
	DB_ENV *dbenv;
	DBT *dbtp;
	DB_LSN *lsnp;
	db_recops op;
	void *info;
{
	__PREF_FUNC_args *argp;
	DB *file_dbp;
	DBC *dbc;
	DB_MPOOLFILE *mpf;
	PAGE *pagep;
	int cmp_n, cmp_p, modified, ret;

	REC_PRINT(__PREF_FUNC_print);
	REC_INTRO(__PREF_FUNC_read);

	if ((ret = memp_fget(mpf, &argp->pgno, 0, &pagep)) != 0)
		if (DB_REDO(op)) {
			if ((ret = memp_fget(mpf,
			    &argp->pgno, DB_MPOOL_CREATE, &pagep)) != 0)
				goto out;
		} else {
			*lsnp = argp->prev_lsn;
			ret = 0;
			goto out;
		}

	modified = 0;
	cmp_n = log_compare(lsnp, &LSN(pagep));

	/*
	 * Use this when there is something like "pagelsn" in the argp
	 * structure.  Sometimes, you might need to compare meta-data
	 * lsn's instead.
	 *
	 * cmp_p = log_compare(&LSN(pagep), argp->pagelsn);
	 */
	if (cmp_p == 0 && DB_REDO(op)) {
		/* Need to redo update described. */
		modified = 1;
	} else if (cmp_n == 0 && !DB_REDO(op)) {
		/* Need to undo update described. */
		modified = 1;
	}
	if (ret = memp_fput(mpf, pagep, modified ? DB_MPOOL_DIRTY : 0))
		goto out;

	*lsnp = argp->prev_lsn;
	ret = 0;

out:	REC_CLOSE;
}

@


1.1.1.1
log
@track: auto import
@
text
@@


1.1.1.1.2.1
log
@Update to db-4.0.14.
@
text
@d24 1
a24 1
	REC_INTRO(__PREF_FUNC_read, 1);
@


1.1.1.2
log
@track: auto import
@
text
@d24 1
a24 1
	REC_INTRO(__PREF_FUNC_read, 1);
@


1.1.1.3
log
@track: auto import
@
text
@d2 1
a2 1
 * PREF_FUNC_recover --
d5 1
a5 1
 * PUBLIC: int PREF_FUNC_recover
d9 1
a9 1
PREF_FUNC_recover(dbenv, dbtp, lsnp, op, info)
d16 1
a16 1
	PREF_FUNC_args *argp;
d23 2
a24 2
	REC_PRINT(PREF_FUNC_print);
	REC_INTRO(PREF_FUNC_read, 1);
d26 1
a26 1
	if ((ret = mpf->get(mpf, &argp->pgno, 0, &pagep)) != 0)
d28 1
a28 1
			if ((ret = mpf->get(mpf,
d54 1
a54 1
	if (ret = mpf->put(mpf, pagep, modified ? DB_MPOOL_DIRTY : 0))
@


