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build: rework --version generation

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Having a dynamically generated string is more maintainable than having
multiple files.

Also add linker flags and any potential LTO flags to the --version
output.
This commit is contained in:
dundargoc 2023-12-14 17:52:00 +01:00 committed by dundargoc
parent 165e5ececc
commit f31f260f0c
3 changed files with 37 additions and 32 deletions
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46
cmake.config/CMakeLists.txt
View File

@ -139,17 +139,43 @@ configure_file (
"${PROJECT_BINARY_DIR}/cmake.config/auto/config.h"
)
# Prevent double space in --version output if CMAKE_C_FLAGS is empty
set(C_FLAGS_VERSION_OUTPUT ${CMAKE_C_FLAGS})
if(C_FLAGS_VERSION_OUTPUT)
string(PREPEND C_FLAGS_VERSION_OUTPUT " ")
endif()
set(VERSION_STRING "${CMAKE_C_COMPILER} ${CMAKE_C_FLAGS} ")
if(${CMAKE_VERSION} VERSION_GREATER_EQUAL 3.15)
configure_file(versiondef.h.in auto/versiondef.h.gen)
else()
configure_file(versiondef_old.h.in auto/versiondef.h.gen)
endif()
foreach(BUILD_TYPE Debug Release RelWithDebInfo MinSizeRel)
string(TOUPPER ${BUILD_TYPE} BUILD_TYPE_UPPER)
set(GEN_CONFIG "$<CONFIG:${BUILD_TYPE}>")
set(GEN_RHS "${CMAKE_C_FLAGS_${BUILD_TYPE_UPPER}} ")
string(APPEND VERSION_STRING "$<${GEN_CONFIG}:${GEN_RHS}>")
set(GEN_RHS "$<$<BOOL:$<TARGET_PROPERTY:nvim,INTERPROCEDURAL_OPTIMIZATION_${BUILD_TYPE_UPPER}>>:${CMAKE_C_COMPILE_OPTIONS_IPO}>")
string(APPEND VERSION_STRING "$<${GEN_CONFIG}:${GEN_RHS}>")
endforeach()
string(APPEND VERSION_STRING " ")
function(append_target_expression)
cmake_parse_arguments(ARG
""
"PREFIX;PROPERTY"
""
${ARGN})
set(TARGET_EXPRESSION "$<TARGET_PROPERTY:nvim,${ARG_PROPERTY}>")
if(${CMAKE_VERSION} VERSION_GREATER_EQUAL 3.15)
set(TARGET_EXPRESSION "$<REMOVE_DUPLICATES:${TARGET_EXPRESSION}>")
endif()
set(TARGET_EXPRESSION "${ARG_PREFIX}$<JOIN:${TARGET_EXPRESSION}, ${ARG_PREFIX}>")
set(VERSION_STRING "${VERSION_STRING} ${TARGET_EXPRESSION} " PARENT_SCOPE)
endfunction()
append_target_expression(PROPERTY COMPILE_OPTIONS)
append_target_expression(PROPERTY LINK_FLAGS) # TODO(dundargoc): Replace/complement with LINK_OPTIONS when minimum version is 3.13+
append_target_expression(PREFIX "-D" PROPERTY COMPILE_DEFINITIONS)
append_target_expression(PREFIX "-I" PROPERTY INCLUDE_DIRECTORIES)
string(REPLACE " " " " VERSION_STRING "${VERSION_STRING}") # Remove duplicate whitespace
configure_file(versiondef.h.in auto/versiondef.h.gen)
file(GENERATE
OUTPUT "${PROJECT_BINARY_DIR}/cmake.config/auto/versiondef-$<CONFIG>.h"

2
cmake.config/versiondef.h.in
View File

@ -15,7 +15,7 @@
#define NVIM_API_LEVEL_COMPAT @NVIM_API_LEVEL_COMPAT@
#define NVIM_API_PRERELEASE @NVIM_API_PRERELEASE@
#define NVIM_VERSION_CFLAGS "${CMAKE_C_COMPILER}${C_FLAGS_VERSION_OUTPUT} $<$<CONFIG:Debug>:${CMAKE_C_FLAGS_DEBUG}>$<$<CONFIG:Release>:${CMAKE_C_FLAGS_RELEASE}>$<$<CONFIG:RelWithDebInfo>:${CMAKE_C_FLAGS_RELWITHDEBINFO}>$<$<CONFIG:MinSizeRel>:${CMAKE_C_FLAGS_MINSIZEREL}> $<JOIN:$<TARGET_PROPERTY:nvim,COMPILE_OPTIONS>, > -D$<JOIN:$<TARGET_PROPERTY:nvim,COMPILE_DEFINITIONS>, -D> -I$<JOIN:$<REMOVE_DUPLICATES:$<TARGET_PROPERTY:nvim,INCLUDE_DIRECTORIES>>, -I>"
#define NVIM_VERSION_CFLAGS "${VERSION_STRING}"
#define NVIM_VERSION_BUILD_TYPE "$<CONFIG>"
#endif // AUTO_VERSIONDEF_H

21
cmake.config/versiondef_old.h.in
View File

@ -1,21 +0,0 @@
#ifndef AUTO_VERSIONDEF_H
#define AUTO_VERSIONDEF_H
#define NVIM_VERSION_MAJOR @NVIM_VERSION_MAJOR@
#define NVIM_VERSION_MINOR @NVIM_VERSION_MINOR@
#define NVIM_VERSION_PATCH @NVIM_VERSION_PATCH@
#define NVIM_VERSION_PRERELEASE "@NVIM_VERSION_PRERELEASE@"
#cmakedefine NVIM_VERSION_MEDIUM "@NVIM_VERSION_MEDIUM@"
#ifndef NVIM_VERSION_MEDIUM
# include "auto/versiondef_git.h"
#endif
#define NVIM_API_LEVEL @NVIM_API_LEVEL@
#define NVIM_API_LEVEL_COMPAT @NVIM_API_LEVEL_COMPAT@
#define NVIM_API_PRERELEASE @NVIM_API_PRERELEASE@
#define NVIM_VERSION_CFLAGS "${CMAKE_C_COMPILER}${C_FLAGS_VERSION_OUTPUT} $<$<CONFIG:Debug>:${CMAKE_C_FLAGS_DEBUG}>$<$<CONFIG:Release>:${CMAKE_C_FLAGS_RELEASE}>$<$<CONFIG:RelWithDebInfo>:${CMAKE_C_FLAGS_RELWITHDEBINFO}>$<$<CONFIG:MinSizeRel>:${CMAKE_C_FLAGS_MINSIZEREL}> $<JOIN:$<TARGET_PROPERTY:nvim,COMPILE_OPTIONS>, > -D$<JOIN:$<TARGET_PROPERTY:nvim,COMPILE_DEFINITIONS>, -D> -I$<JOIN:$<TARGET_PROPERTY:nvim,INCLUDE_DIRECTORIES>, -I>"
#define NVIM_VERSION_BUILD_TYPE "$<CONFIG>"
#endif // AUTO_VERSIONDEF_H