diff options
Diffstat (limited to 'Modules/ExternalProject.cmake')
| -rw-r--r-- | Modules/ExternalProject.cmake | 133 |
1 files changed, 130 insertions, 3 deletions
diff --git a/Modules/ExternalProject.cmake b/Modules/ExternalProject.cmake index 1adcd79..eab83de 100644 --- a/Modules/ExternalProject.cmake +++ b/Modules/ExternalProject.cmake @@ -54,7 +54,7 @@ # BINARY_DIR = <base>/Build/<name> # INSTALL_DIR = <base>/Install/<name> # If no PREFIX, EP_PREFIX, or EP_BASE is specified then the default -# is to set PREIFX to "<name>-prefix". +# is to set PREFIX to "<name>-prefix". # Relative paths are interpreted with respect to the build directory # corresponding to the source directory in which ep_add is invoked. # @@ -88,6 +88,7 @@ # It stores property values in variables of the same name. # Property names correspond to the keyword argument names of 'ep_add'. + # 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-z_]+\\()") @@ -112,6 +113,7 @@ if(_ep_func) set(_ep_keywords_${_ep_func} "${_ep_keywords_${_ep_func}})$") endif() + function(_ep_parse_arguments f name ns args) # Transfer the arguments to this function into target properties for the # new custom target we just added so that we can set up all the build steps @@ -164,6 +166,7 @@ function(_ep_parse_arguments f name ns args) endforeach() endfunction(_ep_parse_arguments) + define_property(DIRECTORY PROPERTY "EP_BASE" INHERITED BRIEF_DOCS "Base directory for External Project storage." FULL_DOCS @@ -178,6 +181,121 @@ define_property(DIRECTORY PROPERTY "EP_PREFIX" INHERITED "ExternalProject module." ) + +function(_ep_write_downloadfile_script script_filename remote local timeout) + if(NOT timeout) + set(timeout 30) + endif() + + file(WRITE ${script_filename} +"message(STATUS \"downloading... + src='${remote}' + dst='${local}'\") + +file(DOWNLOAD + \"${remote}\" + \"${local}\" + TIMEOUT ${timeout} + STATUS status + LOG log) + +list(GET status 0 status_code) +list(GET status 1 status_string) + +if(NOT status_code EQUAL 0) + message(FATAL_ERROR \"error: downloading '${remote}' failed + status_code: \${status_code} + status_string: \${status_string} + log: \${log} +\") +endif() + +message(STATUS \"downloading... done\") +" +) + +endfunction(_ep_write_downloadfile_script) + + +function(_ep_write_extractfile_script script_filename filename tmp directory) + set(args "") + + if(filename MATCHES ".tar$") + set(args xf) + endif() + + if(filename MATCHES ".tgz$") + set(args xfz) + endif() + + if(filename MATCHES ".tar.gz$") + set(args xfz) + endif() + + if(args STREQUAL "") + message(SEND_ERROR "error: do not know how to extract '${filename}' -- known types are .tar, .tgz and .tar.gz") + return() + endif() + + file(WRITE ${script_filename} +"# Make file names absolute: +# +get_filename_component(filename \"${filename}\" ABSOLUTE) +get_filename_component(tmp \"${tmp}\" ABSOLUTE) +get_filename_component(directory \"${directory}\" ABSOLUTE) + +message(STATUS \"extracting... + src='\${filename}' + dst='\${directory}'\") + +# Prepare a space for extracting: +# +set(i 1) +while(EXISTS \"\${tmp}/extract\${i}\") + math(EXPR i \"\${i} + 1\") +endwhile() +set(ut_dir \"\${tmp}/extract\${i}\") +file(MAKE_DIRECTORY \"\${ut_dir}\") + +# Extract it: +# +message(STATUS \"extracting... [tar ${args}]\") +execute_process(COMMAND \${CMAKE_COMMAND} -E tar ${args} \${filename} + WORKING_DIRECTORY \${ut_dir} + RESULT_VARIABLE rv) + +if(NOT rv EQUAL 0) + message(STATUS \"extracting... [error clean up]\") + file(REMOVE_RECURSE \"\${ut_dir}\") + message(FATAL_ERROR \"error: extract of '\${filename}' failed\") +endif() + +# Analyze what came out of the tar file: +# +message(STATUS \"extracting... [analysis]\") +file(GLOB contents \"\${ut_dir}/*\") +list(LENGTH contents n) +if(NOT n EQUAL 1 OR NOT IS_DIRECTORY \"\${contents}\") + set(contents \"\${ut_dir}\") +endif() + +# Copy \"the one\" directory to the final directory: +# +message(STATUS \"extracting... [copy]\") +file(COPY \"\${contents}/\" DESTINATION \${directory}) + +# Clean up: +# +message(STATUS \"extracting... [clean up]\") +file(REMOVE_RECURSE \"\${ut_dir}\") + +message(STATUS \"extracting... done\") +" +) + +endfunction(_ep_write_extractfile_script) + + function(_ep_set_directories name) get_property(prefix TARGET ${name} PROPERTY _EP_PREFIX) if(NOT prefix) @@ -248,6 +366,7 @@ function(_ep_set_directories name) endforeach() endfunction(_ep_set_directories) + function(ep_get name) foreach(var ${ARGN}) string(TOUPPER "${var}" VAR) @@ -259,6 +378,7 @@ function(ep_get name) endforeach() endfunction(ep_get) + function(_ep_get_configure_command_id name cfg_cmd_id_var) get_target_property(cmd ${name} _EP_CONFIGURE_COMMAND) @@ -284,6 +404,7 @@ function(_ep_get_configure_command_id name cfg_cmd_id_var) endif() endfunction(_ep_get_configure_command_id) + function(_ep_get_build_command name step cmd_var) set(cmd "${${cmd_var}}") if(NOT cmd) @@ -332,6 +453,7 @@ function(_ep_get_build_command name step cmd_var) set(${cmd_var} "${cmd}" PARENT_SCOPE) endfunction(_ep_get_build_command) + function(ep_add_step name step) set(cmf_dir ${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles) ep_get(${name} stamp_dir) @@ -412,6 +534,7 @@ function(ep_add_step name step) ) endfunction(ep_add_step) + function(_ep_add_mkdir_command name) ep_get(${name} source_dir binary_dir install_dir stamp_dir download_dir tmp_dir) @@ -426,6 +549,7 @@ function(_ep_add_mkdir_command name) ) endfunction(_ep_add_mkdir_command) + function(_ep_add_download_command name) ep_get(${name} source_dir stamp_dir download_dir tmp_dir) @@ -517,7 +641,8 @@ function(_ep_add_download_command name) message(FATAL_ERROR "Could not extract tarball filename from url:\n ${url}") endif() set(file ${download_dir}/${fname}) - set(cmd ${CMAKE_COMMAND} -Dremote=${url} -Dlocal=${file} -P ${CMAKE_ROOT}/Modules/DownloadFile.cmake + _ep_write_downloadfile_script("${stamp_dir}/download-${name}.cmake" "${url}" "${file}") + set(cmd ${CMAKE_COMMAND} -P ${stamp_dir}/download-${name}.cmake COMMAND) set(comment "Performing download step (download and extract) for '${name}'") else() @@ -525,7 +650,8 @@ function(_ep_add_download_command name) set(comment "Performing download step (extract) for '${name}'") endif() # TODO: Support other archive formats. - list(APPEND cmd ${CMAKE_COMMAND} -Dfilename=${file} -Dtmp=${tmp_dir} -Ddirectory=${source_dir} -P ${CMAKE_ROOT}/Modules/UntarFile.cmake) + _ep_write_extractfile_script("${stamp_dir}/extract-${name}.cmake" "${file}" "${tmp_dir}" "${source_dir}") + list(APPEND cmd ${CMAKE_COMMAND} -P ${stamp_dir}/extract-${name}.cmake) endif() else() message(SEND_ERROR "error: no download info for '${name}'") @@ -679,6 +805,7 @@ function(_ep_add_install_command name) ) endfunction(_ep_add_install_command) + function(ep_add name) # Add a custom target for the external project. set(cmf_dir ${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles) |