Unicode: better error message for configure_file.
Merge topic 'configure_file-unicode' into next

2a7dc530 Unicode: better error message for configure_file.
CustomCommand: Evaluate generator expressions in DEPENDS.

Rely on evaluation in cmCustomCommandGenerator for the generators.

When tracing target dependencies, depend on the union of dependencies
for all configurations.
Merge topic 'add_custom_command-DEPENDS-genex' into next

5f04e57c CustomCommand: Evaluate generator expressions in DEPENDS.