| set(file "${CMAKE_CURRENT_BINARY_DIR}/file-to-touch") | |
| file(REMOVE "${file}") | |
| file(TOUCH_NOCREATE "${file}") | |
| if(EXISTS "${file}") | |
| message(FATAL_ERROR "error: TOUCH_NOCREATE created a file!") | |
| endif() | |
| file(TOUCH "${file}") | |
| if(NOT EXISTS "${file}") | |
| message(FATAL_ERROR "error: TOUCH did not create a file!") | |
| endif() | |
| file(REMOVE "${file}") | |
| file(TOUCH) | |
| file(TOUCH_NOCREATE) |