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Add dependencies using EXCLUDE_FROM_ALL flag (#198)

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* add dependencies using EXCLUDE_FROM_ALL flag

* respect DOWNLOAD_ONLY flag

* set EXCLUDE_FROM_ALL as an optional flag

* use one value arg for consistency

* fix argument passing

* add unit test

* update cmake-format
This commit is contained in:
Lars Melchior
2021-02-16 11:26:16 +01:00
committed by GitHub
parent 02d57a1601
commit fd539b8ff3
7 changed files with 93 additions and 12 deletions
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39
cmake/CPM.cmake
View File

@@ -257,6 +257,7 @@ function(CPMAddPackage)
FIND_PACKAGE_ARGUMENTS
NO_CACHE
GIT_SHALLOW
EXCLUDE_FROM_ALL
)
set(multiValueArgs OPTIONS)
@@ -387,7 +388,9 @@ function(CPMAddPackage)
set(${CPM_ARGS_NAME}_ADDED YES)
set(${CPM_ARGS_NAME}_SOURCE_DIR ${download_directory})
if(NOT CPM_ARGS_DOWNLOAD_ONLY AND EXISTS ${download_directory}/CMakeLists.txt)
add_subdirectory(${download_directory} ${${CPM_ARGS_NAME}_BINARY_DIR})
cpm_add_subdirectory(
${download_directory} ${${CPM_ARGS_NAME}_BINARY_DIR} "${CPM_ARGS_EXCLUDE_FROM_ALL}"
)
endif()
set(CPM_SKIP_FETCH TRUE)
set(PACKAGE_INFO "${PACKAGE_INFO} at ${download_directory}")
@@ -427,7 +430,7 @@ function(CPMAddPackage)
cpm_declare_fetch(
"${CPM_ARGS_NAME}" "${CPM_ARGS_VERSION}" "${PACKAGE_INFO}" "${CPM_ARGS_UNPARSED_ARGUMENTS}"
)
cpm_fetch_package("${CPM_ARGS_NAME}" "${DOWNLOAD_ONLY}")
cpm_fetch_package("${CPM_ARGS_NAME}" "${DOWNLOAD_ONLY}" "${CPM_ARGS_EXCLUDE_FROM_ALL}")
cpm_get_fetch_properties("${CPM_ARGS_NAME}")
endif()
@@ -550,23 +553,35 @@ function(cpm_get_fetch_properties PACKAGE)
)
endfunction()
function(cpm_add_subdirectory SOURCE_DIR BINARY_DIR EXCLUDE)
if(EXCLUDE)
set(addSubdirectoryExtraArgs EXCLUDE_FROM_ALL)
else()
set(addSubdirectoryExtraArgs "")
endif()
add_subdirectory(${SOURCE_DIR} ${BINARY_DIR} ${addSubdirectoryExtraArgs})
endfunction()
# downloads a previously declared package via FetchContent
function(cpm_fetch_package PACKAGE DOWNLOAD_ONLY)
function(cpm_fetch_package PACKAGE DOWNLOAD_ONLY EXCLUDE)
if(${CPM_DRY_RUN})
message(STATUS "${CPM_INDENT} package ${PACKAGE} not fetched (dry run)")
return()
endif()
if(DOWNLOAD_ONLY)
FetchContent_GetProperties(${PACKAGE})
if(NOT ${PACKAGE}_POPULATED)
FetchContent_Populate(${PACKAGE})
FetchContent_GetProperties(${PACKAGE})
string(TOLOWER "${PACKAGE}" lower_case_name)
if(NOT ${lower_case_name}_POPULATED)
FetchContent_Populate(${PACKAGE})
if(NOT DOWNLOAD_ONLY AND EXISTS ${${lower_case_name}_SOURCE_DIR}/CMakeLists.txt)
set(CPM_OLD_INDENT "${CPM_INDENT}")
set(CPM_INDENT "${CPM_INDENT} ${PACKAGE}:")
cpm_add_subdirectory(
${${lower_case_name}_SOURCE_DIR} ${${lower_case_name}_BINARY_DIR} "${EXCLUDE}"
)
set(CPM_INDENT "${CPM_OLD_INDENT}")
endif()
else()
set(CPM_OLD_INDENT "${CPM_INDENT}")
set(CPM_INDENT "${CPM_INDENT} ${PACKAGE}:")
FetchContent_MakeAvailable(${PACKAGE})
set(CPM_INDENT "${CPM_OLD_INDENT}")
endif()
endfunction()

12
cmake/testing.cmake
View File

@@ -10,6 +10,18 @@ function(ASSERT_EQUAL)
endif()
endfunction()
function(ASSERT_NOT_EQUAL)
if(NOT ARGC EQUAL 2)
message(FATAL_ERROR "assertion failed: invalid argument count: ${ARGC}")
endif()
if(${ARGV0} STREQUAL ${ARGV1})
message(FATAL_ERROR "assertion failed: '${ARGV0}' == '${ARGV1}'")
else()
message(STATUS "test passed: '${ARGV0}' != '${ARGV1}'")
endif()
endfunction()
function(ASSERT_EMPTY)
if(NOT ARGC EQUAL 0)
message(FATAL_ERROR "assertion failed: input ${ARGC} not empty: '${ARGV}'")