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Used a function to check file integrity

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This commit is contained in:
Ninetainedo 2016-09-25 00:36:50 +02:00
parent c55c9df228
commit 586c96e1b1
1 changed files with 11 additions and 15 deletions
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26
scripts/cmake/vcpkg_download_distfile.cmake
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@ -3,10 +3,10 @@ function(vcpkg_download_distfile VAR)
set(oneValueArgs FILENAME SHA512)
set(multipleValuesArgs URLS)
cmake_parse_arguments(vcpkg_download_distfile "" "${oneValueArgs}" "${multipleValuesArgs}" ${ARGN})
set(downloaded_file_path ${DOWNLOADS}/${vcpkg_download_distfile_FILENAME})
if(EXISTS ${downloaded_file_path})
message(STATUS "Using cached ${downloaded_file_path}")
function(test_hash FILE_KIND CUSTOM_ERROR_ADVICE)
message(STATUS "Testing integrity of ${FILE_KIND}...")
file(SHA512 ${downloaded_file_path} FILE_HASH)
if(NOT "${FILE_HASH}" STREQUAL "${vcpkg_download_distfile_SHA512}")
message(FATAL_ERROR
@ -14,8 +14,14 @@ function(vcpkg_download_distfile VAR)
" File path: [ ${downloaded_file_path} ]\n"
" Expected hash: [ ${vcpkg_download_distfile_SHA512} ]\n"
" Actual hash: [ ${FILE_HASH} ]\n"
"Please delete the file and try again if this file should be downloaded again.\n")
"${CUSTOM_ERROR_ADVICE}\n")
endif()
message(STATUS "Testing integrity of ${FILE_KIND}... OK")
endfunction()
if(EXISTS ${downloaded_file_path})
message(STATUS "Using cached ${downloaded_file_path}")
test_hash("cached file" "Please delete the file and retry if this file should be downloaded again.")
else()
# Tries to download the file.
foreach(url IN LISTS vcpkg_download_distfile_URLS)
@ -39,17 +45,7 @@ function(vcpkg_download_distfile VAR)
" Failed to download file.\n"
" Add mirrors or submit an issue at https://github.com/Microsoft/vcpkg/issues\n")
else()
message(STATUS "Testing integrity of downloaded file...")
file(SHA512 ${downloaded_file_path} FILE_HASH)
if(NOT "${FILE_HASH}" STREQUAL "${vcpkg_download_distfile_SHA512}")
message(FATAL_ERROR
"\nFile does not have expected hash:\n"
" File path: [ ${downloaded_file_path} ]\n"
" Expected hash: [ ${vcpkg_download_distfile_SHA512} ]\n"
" Actual hash: [ ${FILE_HASH} ]\n"
"The file may be corrupted.\n")
endif()
message(STATUS "Testing integrity of downloaded file... OK")
test_hash("downloaded file" "The file may be corrupted.")
endif()
endif()
set(${VAR} ${downloaded_file_path} PARENT_SCOPE)