* cmake : fix build when .git does not exist * cmake : simplify BUILD_INFO target * cmake : add missing dependencies on BUILD_INFO * build : link against build info instead of compiling against it * zig : make build info a .cpp source instead of a header Co-authored-by: Matheus C. França <matheus-catarino@hotmail.com> * cmake : revert change to CMP0115 --------- Co-authored-by: Matheus C. França <matheus-catarino@hotmail.com>
		
			
				
	
	
		
			80 lines
		
	
	
	
		
			2.4 KiB
		
	
	
	
		
			CMake
		
	
	
	
	
	
			
		
		
	
	
			80 lines
		
	
	
	
		
			2.4 KiB
		
	
	
	
		
			CMake
		
	
	
	
	
	
| set(TEMPLATE_FILE "${CMAKE_CURRENT_SOURCE_DIR}/common/build-info.cpp.in")
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| set(OUTPUT_FILE "${CMAKE_CURRENT_SOURCE_DIR}/common/build-info.cpp")
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| set(BUILD_NUMBER 0)
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| set(BUILD_COMMIT "unknown")
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| set(BUILD_COMPILER "unknown")
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| set(BUILD_TARGET "unknown")
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| 
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| # Look for git
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| find_package(Git)
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| if(NOT Git_FOUND)
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|     find_program(GIT_EXECUTABLE NAMES git git.exe)
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|     if(GIT_EXECUTABLE)
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|         set(Git_FOUND TRUE)
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|         message(STATUS "Found Git: ${GIT_EXECUTABLE}")
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|     else()
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|         message(WARNING "Git not found. Build info will not be accurate.")
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|     endif()
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| endif()
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| 
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| # Get the commit count and hash
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| if(Git_FOUND)
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|     execute_process(
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|         COMMAND ${GIT_EXECUTABLE} rev-parse --short HEAD
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|         WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
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|         OUTPUT_VARIABLE HEAD
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|         OUTPUT_STRIP_TRAILING_WHITESPACE
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|         RESULT_VARIABLE RES
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|     )
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|     if (RES EQUAL 0)
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|         set(BUILD_COMMIT ${HEAD})
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|     endif()
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|     execute_process(
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|         COMMAND ${GIT_EXECUTABLE} rev-list --count HEAD
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|         WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
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|         OUTPUT_VARIABLE COUNT
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|         OUTPUT_STRIP_TRAILING_WHITESPACE
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|         RESULT_VARIABLE RES
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|     )
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|     if (RES EQUAL 0)
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|         set(BUILD_NUMBER ${COUNT})
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|     endif()
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| endif()
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| 
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| if(MSVC)
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|     set(BUILD_COMPILER "${CMAKE_C_COMPILER_ID} ${CMAKE_C_COMPILER_VERSION}")
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|     set(BUILD_TARGET ${CMAKE_VS_PLATFORM_NAME})
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| else()
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|     execute_process(
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|         COMMAND sh -c "$@ --version | head -1" _ ${CMAKE_C_COMPILER}
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|         OUTPUT_VARIABLE OUT
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|         OUTPUT_STRIP_TRAILING_WHITESPACE
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|     )
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|     set(BUILD_COMPILER ${OUT})
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|     execute_process(
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|         COMMAND ${CMAKE_C_COMPILER} -dumpmachine
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|         OUTPUT_VARIABLE OUT
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|         OUTPUT_STRIP_TRAILING_WHITESPACE
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|     )
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|     set(BUILD_TARGET ${OUT})
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| endif()
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| 
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| # Only write the build info if it changed
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| if(EXISTS ${OUTPUT_FILE})
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|     file(READ ${OUTPUT_FILE} CONTENTS)
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|     string(REGEX MATCH "LLAMA_COMMIT = \"([^\"]*)\";" _ ${CONTENTS})
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|     set(OLD_COMMIT ${CMAKE_MATCH_1})
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|     string(REGEX MATCH "LLAMA_COMPILER = \"([^\"]*)\";" _ ${CONTENTS})
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|     set(OLD_COMPILER ${CMAKE_MATCH_1})
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|     string(REGEX MATCH "LLAMA_BUILD_TARGET = \"([^\"]*)\";" _ ${CONTENTS})
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|     set(OLD_TARGET ${CMAKE_MATCH_1})
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|     if (
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|         NOT OLD_COMMIT   STREQUAL BUILD_COMMIT   OR
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|         NOT OLD_COMPILER STREQUAL BUILD_COMPILER OR
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|         NOT OLD_TARGET   STREQUAL BUILD_TARGET
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|     )
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|         configure_file(${TEMPLATE_FILE} ${OUTPUT_FILE})
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|     endif()
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| else()
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|     configure_file(${TEMPLATE_FILE} ${OUTPUT_FILE})
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| endif()
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