branches/zip: fix bug#49396: innodb.innodb-index test fails in

embedded mode

This is 2nd part of the fix for bug#49396. The 1st part is
innodb.test. Tested in both embedded mode and normal server mode.

mysql-test/innodb-index.test

 -- source include/have_innodb.inc
 
+let $MYSQLD_DATADIR= `select @@datadir`;
+
 let $innodb_file_format_check_orig=`select @@innodb_file_format_check`;
 
 create table t1(a int not null, b int, c char(10) not null, d varchar(20)) engine = innodb;
@@ -146,7 +148,9 @@ delete from t1;
 --error ER_CANT_DROP_FIELD_OR_KEY
 drop index dc on t4;
 # there is no foreign key dc on t3
---replace_regex /'\.\/test\/#sql2-[0-9a-f-]*'/'#sql2-temporary'/
+--replace_regex /'[^']*test\/#sql2-[0-9a-f-]*'/'#sql2-temporary'/
+# Embedded server doesn't chdir to data directory
+--replace_result $MYSQLD_DATADIR ./ master-data/ ''
 --error ER_ERROR_ON_RENAME
 alter table t3 drop foreign key dc;
 alter table t4 drop foreign key dc;