Bug #11751935 42969: PLEASE ADD A MANIFEST TO EACH BUILD

post-push fix: make it work in out-of-source builds.

mysql-test/mysql-test-run.pl:
  Set MYSQL_BINDIR, to be used by tests.
mysql-test/t/file_contents.test:
  Use MYSQL_BINDIR, which is different from MYSQL_LIBDIR for out-of-source builds.

mysql-test/mysql-test-run.pl

@@ -2160,6 +2160,7 @@ sub environment_setup {
   $ENV{'MYSQL_TMP_DIR'}=      $opt_tmpdir;
   $ENV{'MYSQLTEST_VARDIR'}=   $opt_vardir;
   $ENV{'MYSQL_LIBDIR'}=       "$basedir/lib";
+  $ENV{'MYSQL_BINDIR'}=       "$bindir";
   $ENV{'MYSQL_SHAREDIR'}=     $path_language;
   $ENV{'MYSQL_CHARSETSDIR'}=  $path_charsetsdir;
   

mysql-test/t/file_contents.test

@@ -10,7 +10,7 @@
 
 --perl
 print "\nChecking 'INFO_SRC' and 'INFO_BIN'\n";
-$dir_docs = $ENV{'MYSQL_LIBDIR'};
+$dir_docs = $ENV{'MYSQL_BINDIR'};
 if($dir_docs =~ m|/usr/|) {
   # RPM package
   $dir_docs =~ s|/lib|/share/doc|;