| HEADER_SET | |
| ---------- | |
| Semicolon-separated list of headers in the default header set created by | |
| :command:`target_sources(FILE_SET)`. This property supports | |
| :manual:`generator expressions <cmake-generator-expressions(7)>`. If any of the | |
| headers are relative paths, they are computed relative to the target's source | |
| directory. |