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Compiler detection: Cache compiler hash (#42994)

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autoantwort
2025-01-16 09:26:51 +01:00
committed by GitHub
parent 7894bc9fa3
commit 96dbba1e03
2 changed files with 42 additions and 2 deletions
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41
scripts/detect_compiler/CMakeLists.txt
View File

@@ -11,8 +11,45 @@ endif()
enable_language(C)
enable_language(CXX)
file(SHA1 "${CMAKE_CXX_COMPILER}" CXX_HASH)
file(SHA1 "${CMAKE_C_COMPILER}" C_HASH)
if(VCPKG_COMPILER_CACHE_FILE)
if(EXISTS "${VCPKG_COMPILER_CACHE_FILE}")
file(READ "${VCPKG_COMPILER_CACHE_FILE}" JSON_CONTENT)
else()
set(JSON_CONTENT "{}")
endif()
function(get_hash compiler_path out_var)
file(TO_CMAKE_PATH "${compiler_path}" "compiler_path")
file(SIZE "${compiler_path}" SIZE)
file(TIMESTAMP "${compiler_path}" TIMESTAMP "%s" UTC)
string(JSON COMPILER_EXISTS ERROR_VARIABLE JSON_ERROR GET "${JSON_CONTENT}" "${compiler_path}")
if(NOT JSON_ERROR)
# Get compiler attributes using JSON API
string(JSON SIZE_JSON GET "${JSON_CONTENT}" "${compiler_path}" "size")
string(JSON TIMESTAMP_JSON GET "${JSON_CONTENT}" "${compiler_path}" "timestamp")
string(JSON HASH_JSON GET "${JSON_CONTENT}" "${compiler_path}" "hash")
if ((SIZE_JSON EQUAL SIZE) AND (TIMESTAMP_JSON EQUAL TIMESTAMP))
set("${out_var}" "${HASH_JSON}" PARENT_SCOPE)
return()
endif()
endif()
file(SHA1 "${compiler_path}" HASH)
# Add new entry to JSON
string(JSON JSON_CONTENT SET "${JSON_CONTENT}" "${compiler_path}" "{\"size\": ${SIZE}, \"timestamp\": ${TIMESTAMP}, \"hash\": \"${HASH}\"}")
set("${out_var}" "${HASH}" PARENT_SCOPE)
set(JSON_CONTENT "${JSON_CONTENT}" PARENT_SCOPE)
endfunction()
get_hash("${CMAKE_C_COMPILER}" C_HASH)
get_hash("${CMAKE_CXX_COMPILER}" CXX_HASH)
# Write updated JSON back to file
file(WRITE "${VCPKG_COMPILER_CACHE_FILE}" "${JSON_CONTENT}")
else()
file(SHA1 "${CMAKE_CXX_COMPILER}" CXX_HASH)
file(SHA1 "${CMAKE_C_COMPILER}" C_HASH)
endif()
string(SHA1 COMPILER_HASH "${C_HASH}${CXX_HASH}")
message("#COMPILER_HASH#${COMPILER_HASH}")

3
scripts/detect_compiler/portfile.cmake
View File

@@ -18,6 +18,9 @@ set(VCPKG_BUILD_TYPE release)
vcpkg_configure_cmake(
SOURCE_PATH "${CMAKE_CURRENT_LIST_DIR}"
PREFER_NINJA
OPTIONS
"-DVCPKG_COMPILER_CACHE_FILE=${VCPKG_COMPILER_CACHE_FILE}"
)
foreach(LOG IN LISTS LOGS)