| include(FetchContent) |
| |
| # Test using saved details |
| FetchContent_Declare( |
| t1 |
| SOURCE_DIR ${CMAKE_CURRENT_BINARY_DIR}/savedSrc |
| BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR}/savedBin |
| DOWNLOAD_COMMAND ${CMAKE_COMMAND} -E make_directory <SOURCE_DIR> <BINARY_DIR> |
| ) |
| FetchContent_Populate(t1) |
| if(NOT IS_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/savedSrc) |
| message(FATAL_ERROR "Saved details SOURCE_DIR override failed") |
| endif() |
| if(NOT IS_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/savedBin) |
| message(FATAL_ERROR "Saved details BINARY_DIR override failed") |
| endif() |
| |
| # Test direct population |
| FetchContent_Populate( |
| t2 |
| SOURCE_DIR ${CMAKE_CURRENT_BINARY_DIR}/directSrc |
| BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR}/directBin |
| DOWNLOAD_COMMAND ${CMAKE_COMMAND} -E make_directory <SOURCE_DIR> <BINARY_DIR> |
| ) |
| if(NOT IS_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/directSrc) |
| message(FATAL_ERROR "Direct details SOURCE_DIR override failed") |
| endif() |
| |
| # Ensure setting BINARY_DIR to SOURCE_DIR works (a technique to |
| # prevent an unwanted separate BINARY_DIR from being created, which |
| # ExternalProject_Add() does whether we like it or not) |
| FetchContent_Declare( |
| t3 |
| SOURCE_DIR ${CMAKE_CURRENT_BINARY_DIR}/savedNoBuildDir |
| BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR}/savedNoBuildDir |
| DOWNLOAD_COMMAND ${CMAKE_COMMAND} -E make_directory <SOURCE_DIR> |
| ) |
| FetchContent_Populate(t3) |
| if(IS_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/savedNobuildDir-build) |
| message(FATAL_ERROR "Saved details BINARY_DIR override failed") |
| endif() |
| |
| FetchContent_Populate( |
| t4 |
| SOURCE_DIR ${CMAKE_CURRENT_BINARY_DIR}/directNoBuildDir |
| BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR}/directNoBuildDir |
| DOWNLOAD_COMMAND ${CMAKE_COMMAND} -E make_directory <SOURCE_DIR> |
| ) |
| if(IS_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/savedNobuildDir-build) |
| message(FATAL_ERROR "Direct details BINARY_DIR override failed") |
| endif() |
| |
| # Test overriding the source directory by reusing the one from t1 |
| set(FETCHCONTENT_SOURCE_DIR_T5 ${CMAKE_CURRENT_BINARY_DIR}/savedSrc) |
| FetchContent_Declare( |
| t5 |
| SOURCE_DIR ${CMAKE_CURRENT_BINARY_DIR}/doesNotExist |
| BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR}/wontBeCreated |
| DOWNLOAD_COMMAND ${CMAKE_COMMAND} -E false |
| ) |
| FetchContent_Populate(t5) |
| if(NOT "${t5_SOURCE_DIR}" STREQUAL "${CMAKE_CURRENT_BINARY_DIR}/savedSrc") |
| message(FATAL_ERROR "Wrong SOURCE_DIR returned: ${t5_SOURCE_DIR}") |
| endif() |
| if(NOT "${t5_BINARY_DIR}" STREQUAL "${CMAKE_CURRENT_BINARY_DIR}/wontBeCreated") |
| message(FATAL_ERROR "Wrong BINARY_DIR returned: ${t5_BINARY_DIR}") |
| endif() |