diff options
| -rw-r--r-- | CMakeLists.txt | 3 | ||||
| -rw-r--r-- | third-party/cmake/DownloadAndExtractFile.cmake | 14 |
2 files changed, 15 insertions, 2 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt index 844c02f7e5..d67aebee64 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -42,6 +42,9 @@ if(APPLE) endif() endif() +# Default to -O2 on release builds. +string(REPLACE "-O3" "-O2" CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE}") + # gcc 4.0 and better turn on _FORTIFY_SOURCE=2 automatically. This currently # does not work with Neovim due to some uses of dynamically-sized structures. # See https://github.com/neovim/neovim/issues/223 for details. diff --git a/third-party/cmake/DownloadAndExtractFile.cmake b/third-party/cmake/DownloadAndExtractFile.cmake index 14873793d9..eb5c1c6602 100644 --- a/third-party/cmake/DownloadAndExtractFile.cmake +++ b/third-party/cmake/DownloadAndExtractFile.cmake @@ -18,6 +18,18 @@ if(NOT DEFINED TARGET) message(FATAL_ERROR "TARGET must be defined.") endif() +set(SRC_DIR ${PREFIX}/src/${TARGET}) + +# Check whether the source has been downloaded. If true, skip it. +# Useful for external downloads like homebrew. +if(EXISTS "${SRC_DIR}" AND IS_DIRECTORY "${SRC_DIR}") + file(GLOB EXISTED_FILES "${SRC_DIR}/*") + if(EXISTED_FILES) + message(STATUS "${SRC_DIR} is found and not empty, skipping download and extraction. ") + return() + endif() +endif() + # Taken from ExternalProject_Add. Let's hope we can drop this one day when # ExternalProject_Add allows you to disable SHOW_PROGRESS on the file download. if(TIMEOUT) @@ -71,8 +83,6 @@ endif() message(STATUS "downloading... done") -set(SRC_DIR ${PREFIX}/src/${TARGET}) - # Slurped from a generated extract-TARGET.cmake file. message(STATUS "extracting... src='${file}' |