diff options
Diffstat (limited to 'Modules/ExternalProject.cmake')
| -rw-r--r-- | Modules/ExternalProject.cmake | 79 |
1 files changed, 68 insertions, 11 deletions
diff --git a/Modules/ExternalProject.cmake b/Modules/ExternalProject.cmake index cdd2eff..15749f2 100644 --- a/Modules/ExternalProject.cmake +++ b/Modules/ExternalProject.cmake @@ -21,6 +21,7 @@ # [GIT_REPOSITORY url] # URL of git repo # [GIT_TAG tag] # Git branch name, commit id or tag # [URL /.../src.tgz] # Full path or URL of source +# [URL_MD5 md5] # MD5 checksum of file at URL # [TIMEOUT seconds] # Time allowed for file download operations # #--Update/Patch step---------- # [UPDATE_COMMAND cmd...] # Source work-tree update command @@ -115,19 +116,19 @@ # License text for the above reference.) # Pre-compute a regex to match documented keywords for each command. -file(STRINGS "${CMAKE_CURRENT_LIST_FILE}" lines LIMIT_COUNT 100 - REGEX "^# ( \\[[A-Z_]+ [^]]*\\] +#.*$|[A-Za-z_]+\\()") +file(STRINGS "${CMAKE_CURRENT_LIST_FILE}" lines LIMIT_COUNT 103 + REGEX "^# ( \\[[A-Z0-9_]+ [^]]*\\] +#.*$|[A-Za-z0-9_]+\\()") foreach(line IN LISTS lines) - if("${line}" MATCHES "^# [A-Za-z_]+\\(") + if("${line}" MATCHES "^# [A-Za-z0-9_]+\\(") if(_ep_func) set(_ep_keywords_${_ep_func} "${_ep_keywords_${_ep_func}})$") endif() - string(REGEX REPLACE "^# ([A-Za-z_]+)\\(.*" "\\1" _ep_func "${line}") + string(REGEX REPLACE "^# ([A-Za-z0-9_]+)\\(.*" "\\1" _ep_func "${line}") #message("function [${_ep_func}]") set(_ep_keywords_${_ep_func} "^(") set(_ep_keyword_sep) else() - string(REGEX REPLACE "^# \\[([A-Z_]+) .*" "\\1" _ep_key "${line}") + string(REGEX REPLACE "^# \\[([A-Z0-9_]+) .*" "\\1" _ep_key "${line}") #message(" keyword [${_ep_key}]") set(_ep_keywords_${_ep_func} "${_ep_keywords_${_ep_func}}${_ep_keyword_sep}${_ep_key}") @@ -152,7 +153,7 @@ function(_ep_parse_arguments f name ns args) foreach(arg IN LISTS args) set(is_value 1) - if(arg MATCHES "^[A-Z][A-Z_][A-Z_]+$" AND + if(arg MATCHES "^[A-Z][A-Z0-9_][A-Z0-9_]+$" AND NOT ((arg STREQUAL "${key}") AND (key STREQUAL "COMMAND")) AND NOT arg MATCHES "^(TRUE|FALSE)$") if(_ep_keywords_${f} AND arg MATCHES "${_ep_keywords_${f}}") @@ -264,7 +265,7 @@ endif() endfunction(_ep_write_gitclone_script) -function(_ep_write_downloadfile_script script_filename remote local timeout) +function(_ep_write_downloadfile_script script_filename remote local timeout md5) if(timeout) set(timeout_args TIMEOUT ${timeout}) set(timeout_msg "${timeout} seconds") @@ -273,6 +274,12 @@ function(_ep_write_downloadfile_script script_filename remote local timeout) set(timeout_msg "none") endif() + if(md5) + set(md5_args EXPECTED_MD5 ${md5}) + else() + set(md5_args "# no EXPECTED_MD5") + endif() + file(WRITE ${script_filename} "message(STATUS \"downloading... src='${remote}' @@ -282,6 +289,8 @@ function(_ep_write_downloadfile_script script_filename remote local timeout) file(DOWNLOAD \"${remote}\" \"${local}\" + SHOW_PROGRESS + ${md5_args} ${timeout_args} STATUS status LOG log) @@ -304,6 +313,51 @@ message(STATUS \"downloading... done\") endfunction(_ep_write_downloadfile_script) +function(_ep_write_verifyfile_script script_filename local md5) + file(WRITE ${script_filename} +"message(STATUS \"verifying file... + file='${local}'\") + +set(verified 0) + +# If an expected md5 checksum exists, compare against it: +# +if(NOT \"${md5}\" STREQUAL \"\") + execute_process(COMMAND \${CMAKE_COMMAND} -E md5sum \"${local}\" + OUTPUT_VARIABLE ov + OUTPUT_STRIP_TRAILING_WHITESPACE + RESULT_VARIABLE rv) + + if(NOT rv EQUAL 0) + message(FATAL_ERROR \"error: computing md5sum of '${local}' failed\") + endif() + + string(REGEX MATCH \"^([0-9A-Fa-f]+)\" md5_actual \"\${ov}\") + + string(TOLOWER \"\${md5_actual}\" md5_actual) + string(TOLOWER \"${md5}\" md5) + + if(NOT \"\${md5}\" STREQUAL \"\${md5_actual}\") + message(FATAL_ERROR \"error: md5sum of '${local}' does not match expected value + md5_expected: \${md5} + md5_actual: \${md5_actual} +\") + endif() + + set(verified 1) +endif() + +if(verified) + message(STATUS \"verifying file... done\") +else() + message(STATUS \"verifying file... warning: did not verify file - no URL_MD5 checksum argument? corrupt file?\") +endif() +" +) + +endfunction(_ep_write_verifyfile_script) + + function(_ep_write_extractfile_script script_filename filename directory) set(args "") @@ -797,9 +851,10 @@ function(_ep_add_download_command name) list(APPEND depends ${stamp_dir}/${name}-gitinfo.txt) elseif(url) get_filename_component(work_dir "${source_dir}" PATH) + get_property(md5 TARGET ${name} PROPERTY _EP_URL_MD5) set(repository "external project URL") set(module "${url}") - set(tag "") + set(tag "${md5}") configure_file( "${CMAKE_ROOT}/Modules/RepositoryInfo.txt.in" "${stamp_dir}/${name}-urlinfo.txt" @@ -820,14 +875,16 @@ function(_ep_add_download_command name) endif() set(file ${download_dir}/${fname}) get_property(timeout TARGET ${name} PROPERTY _EP_TIMEOUT) - _ep_write_downloadfile_script("${stamp_dir}/download-${name}.cmake" "${url}" "${file}" "${timeout}") + _ep_write_downloadfile_script("${stamp_dir}/download-${name}.cmake" "${url}" "${file}" "${timeout}" "${md5}") set(cmd ${CMAKE_COMMAND} -P ${stamp_dir}/download-${name}.cmake COMMAND) - set(comment "Performing download step (download and extract) for '${name}'") + set(comment "Performing download step (download, verify and extract) for '${name}'") else() set(file "${url}") - set(comment "Performing download step (extract) for '${name}'") + set(comment "Performing download step (verify and extract) for '${name}'") endif() + _ep_write_verifyfile_script("${stamp_dir}/verify-${name}.cmake" "${file}" "${md5}") + list(APPEND cmd ${CMAKE_COMMAND} -P ${stamp_dir}/verify-${name}.cmake) # TODO: Support other archive formats. _ep_write_extractfile_script("${stamp_dir}/extract-${name}.cmake" "${file}" "${source_dir}") list(APPEND cmd ${CMAKE_COMMAND} -P ${stamp_dir}/extract-${name}.cmake) |