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treat empty as NULL

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This commit is contained in:
Pierangelo Masarati 2007-11-15 22:50:27 +00:00
parent da801e3db0
commit d1560750b4
1 changed files with 5 additions and 5 deletions
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10
servers/slapd/back-sql/schema-map.c
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@ -395,7 +395,7 @@ backsql_oc_get_attr_mapping( void *v_oc, void *v_bas )
}
ber_str2bv( at_row.cols[ 1 ], 0, 1, &at_map->bam_sel_expr );
if ( at_row.value_len[ 8 ] < 0 ) {
if ( at_row.value_len[ 8 ] <= 0 ) {
BER_BVZERO( &at_map->bam_sel_expr_u );
} else {
@ -406,7 +406,7 @@ backsql_oc_get_attr_mapping( void *v_oc, void *v_bas )
ber_str2bv( at_row.cols[ 2 ], 0, 0, &bv );
backsql_merge_from_clause( bas->bas_bi, &bb, &bv );
at_map->bam_from_tbls = bb.bb_val;
if ( at_row.value_len[ 3 ] < 0 ) {
if ( at_row.value_len[ 3 ] <= 0 ) {
BER_BVZERO( &at_map->bam_join_where );
} else {
@ -542,16 +542,16 @@ backsql_load_schema_map( backsql_info *bi, SQLHDBC dbh )
ber_str2bv( oc_row.cols[ 2 ], 0, 1, &oc_map->bom_keytbl );
ber_str2bv( oc_row.cols[ 3 ], 0, 1, &oc_map->bom_keycol );
oc_map->bom_create_proc = ( oc_row.value_len[ 4 ] < 0 ) ? NULL
oc_map->bom_create_proc = ( oc_row.value_len[ 4 ] <= 0 ) ? NULL
: ch_strdup( oc_row.cols[ 4 ] );
colnum = 5;
if ( BACKSQL_CREATE_NEEDS_SELECT( bi ) ) {
colnum = 6;
oc_map->bom_create_keyval = ( oc_row.value_len[ 5 ] < 0 )
oc_map->bom_create_keyval = ( oc_row.value_len[ 5 ] <= 0 )
? NULL : ch_strdup( oc_row.cols[ 5 ] );
}
oc_map->bom_delete_proc = ( oc_row.value_len[ colnum ] < 0 ) ? NULL
oc_map->bom_delete_proc = ( oc_row.value_len[ colnum ] <= 0 ) ? NULL
: ch_strdup( oc_row.cols[ colnum ] );
if ( lutil_atoix( &oc_map->bom_expect_return, oc_row.cols[ colnum + 1 ], 0 ) != 0 ) {
Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "