my $passwd_lit = $passwd;
my $path_lit   = $path;
s#'#'\\''#g for $passwd_lit, $path_lit;
system("mysqldump --add-drop-table -uroot -p'$passwd_lit' mydatabase | gzip -9c > '$path_lit'");

##</code><code>##

my ($passwd_lit, $path_lit) = map text_to_shell_lit, $passwd, $path;
system("mysqldump --add-drop-table -uroot -p$passwd_lit mydatabase | gzip -9c > $path_lit");