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Check sizeof(int) and sizeof(size_t)

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Jude Melton-Houghton 2022-10-23 15:59:12 -04:00 committed by GitHub
parent 0a82cb4072
commit e86d23daed
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1 changed files with 11 additions and 0 deletions
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11
src/CMakeLists.txt
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@ -1,8 +1,19 @@
project(minetest) project(minetest)
INCLUDE(CheckTypeSize)
INCLUDE(CheckIncludeFiles) INCLUDE(CheckIncludeFiles)
INCLUDE(CheckLibraryExists) INCLUDE(CheckLibraryExists)
check_type_size(int SIZEOF_INT BUILTIN_TYPES_ONLY LANGUAGE CXX)
if(SIZEOF_INT LESS 4)
message(FATAL_ERROR "Minetest will not work with int less than 32 bits wide.")
endif()
check_type_size(size_t SIZEOF_SIZE_T LANGUAGE CXX)
if(SIZEOF_SIZE_T LESS 4)
message(FATAL_ERROR "Minetest will not work with size_t less than 32 bits wide.")
endif()
# Add custom SemiDebug build mode # Add custom SemiDebug build mode
set(CMAKE_CXX_FLAGS_SEMIDEBUG "-O1 -g -Wall" CACHE STRING set(CMAKE_CXX_FLAGS_SEMIDEBUG "-O1 -g -Wall" CACHE STRING
"Flags used by the C++ compiler during semidebug builds." "Flags used by the C++ compiler during semidebug builds."