| cmake_minimum_required(VERSION 2.2) |
| |
| macro(GET_DATE) |
| # |
| # All macro arguments are optional. |
| # If there's an ARGV0, use it as GD_PREFIX. Default = 'GD_' |
| # If there's an ARGV1, use it as ${GD_PREFIX}VERBOSE. Default = '0' |
| # |
| # If the date can be retrieved and parsed successfully, this macro |
| # will set the following CMake variables: |
| # |
| # GD_PREFIX |
| # ${GD_PREFIX}PREFIX (if '${GD_PREFIX}' is not 'GD_'...!) |
| # ${GD_PREFIX}VERBOSE |
| # |
| # ${GD_PREFIX}CMD |
| # ${GD_PREFIX}ARGS |
| # ${GD_PREFIX}OV |
| # ${GD_PREFIX}RV |
| # |
| # ${GD_PREFIX}REGEX |
| # ${GD_PREFIX}YEAR |
| # ${GD_PREFIX}MONTH |
| # ${GD_PREFIX}DAY |
| # ${GD_PREFIX}HOUR |
| # ${GD_PREFIX}MINUTE |
| # ${GD_PREFIX}SECOND |
| # ${GD_PREFIX}FRACTIONAL_SECOND |
| # ${GD_PREFIX}DAY_OF_WEEK |
| # |
| # Caller can then use these variables to construct names based on |
| # date and time stamps... |
| # |
| |
| # If there's an ARGV0, use it as GD_PREFIX: |
| # |
| set(GD_PREFIX "GD_") |
| if(NOT "${ARGV0}" STREQUAL "") |
| set(GD_PREFIX "${ARGV0}") |
| endif() |
| if(NOT "${GD_PREFIX}" STREQUAL "GD_") |
| set(${GD_PREFIX}PREFIX "${GD_PREFIX}") |
| endif() |
| |
| # If there's an ARGV1, use it as ${GD_PREFIX}VERBOSE: |
| # |
| set(${GD_PREFIX}VERBOSE "0") |
| if(NOT "${ARGV1}" STREQUAL "") |
| set(${GD_PREFIX}VERBOSE "${ARGV1}") |
| endif() |
| |
| # Retrieve the current date and time in the format: |
| # |
| # Thu 01/12/2006 8:55:12.01 |
| # dow mm/dd/YYYY HH:MM:SS.ssssss |
| # |
| # Use "echo %DATE% %TIME%" on Windows. |
| # Otherwise, try "date" as implemented on most Unix flavors. |
| # |
| if(WIN32) |
| # |
| # Use "cmd" shell with %DATE% and %TIME% support... |
| # May need adjustment in different locales or for custom date/time formats |
| # set in the Windows Control Panel. |
| # |
| set(${GD_PREFIX}CMD "cmd") |
| set(${GD_PREFIX}ARGS "/c echo %DATE% %TIME%") |
| else() |
| # |
| # Match the format returned by default in US English Windows: |
| # |
| set(${GD_PREFIX}CMD "date") |
| set(${GD_PREFIX}ARGS "\"+%a %m/%d/%Y %H:%M:%S.00\"") |
| endif() |
| |
| exec_program("${${GD_PREFIX}CMD}" "." ARGS "${${GD_PREFIX}ARGS}" |
| OUTPUT_VARIABLE ${GD_PREFIX}OV RETURN_VALUE ${GD_PREFIX}RV |
| ) |
| |
| if(${GD_PREFIX}VERBOSE) |
| message(STATUS "") |
| message(STATUS "<GET_DATE>") |
| message(STATUS "") |
| message(STATUS "GD_PREFIX='${GD_PREFIX}'") |
| if(NOT "${GD_PREFIX}" STREQUAL "GD_") |
| message(STATUS "${GD_PREFIX}PREFIX='${${GD_PREFIX}PREFIX}'") |
| endif() |
| message(STATUS "${GD_PREFIX}VERBOSE='${${GD_PREFIX}VERBOSE}'") |
| message(STATUS "") |
| message(STATUS "${GD_PREFIX}CMD='${${GD_PREFIX}CMD}'") |
| message(STATUS "${GD_PREFIX}ARGS='${${GD_PREFIX}ARGS}'") |
| message(STATUS "${GD_PREFIX}OV='${${GD_PREFIX}OV}'") |
| message(STATUS "${GD_PREFIX}RV='${${GD_PREFIX}RV}'") |
| message(STATUS "") |
| endif() |
| |
| if("${${GD_PREFIX}RV}" STREQUAL "0") |
| # |
| # Extract eight individual components by matching a regex with paren groupings. |
| # Use the replace functionality and \\1 thru \\8 to extract components. |
| # |
| set(${GD_PREFIX}REGEX "([^ ]+) +([^/]+)/([^/]+)/([^ ]+) +([^:]+):([^:]+):([^\\.]+)\\.(.*)") |
| |
| string(REGEX REPLACE "${${GD_PREFIX}REGEX}" "\\1" ${GD_PREFIX}DAY_OF_WEEK "${${GD_PREFIX}OV}") |
| string(REGEX REPLACE "${${GD_PREFIX}REGEX}" "\\2" ${GD_PREFIX}MONTH "${${GD_PREFIX}OV}") |
| string(REGEX REPLACE "${${GD_PREFIX}REGEX}" "\\3" ${GD_PREFIX}DAY "${${GD_PREFIX}OV}") |
| string(REGEX REPLACE "${${GD_PREFIX}REGEX}" "\\4" ${GD_PREFIX}YEAR "${${GD_PREFIX}OV}") |
| string(REGEX REPLACE "${${GD_PREFIX}REGEX}" "\\5" ${GD_PREFIX}HOUR "${${GD_PREFIX}OV}") |
| string(REGEX REPLACE "${${GD_PREFIX}REGEX}" "\\6" ${GD_PREFIX}MINUTE "${${GD_PREFIX}OV}") |
| string(REGEX REPLACE "${${GD_PREFIX}REGEX}" "\\7" ${GD_PREFIX}SECOND "${${GD_PREFIX}OV}") |
| string(REGEX REPLACE "${${GD_PREFIX}REGEX}" "\\8" ${GD_PREFIX}FRACTIONAL_SECOND "${${GD_PREFIX}OV}") |
| |
| # |
| # Verify that extracted components don't have anything obviously |
| # wrong with them... Emit warnings if something looks suspicious... |
| # |
| |
| # Expecting a four digit year: |
| # |
| if(NOT "${${GD_PREFIX}YEAR}" MATCHES "^[0-9][0-9][0-9][0-9]$") |
| message(STATUS "WARNING: Extracted ${GD_PREFIX}YEAR='${${GD_PREFIX}YEAR}' is not a four digit number...") |
| endif() |
| |
| # Expecting month to be <= 12: |
| # |
| if(${${GD_PREFIX}MONTH} GREATER 12) |
| message(STATUS "WARNING: Extracted ${GD_PREFIX}MONTH='${${GD_PREFIX}MONTH}' is greater than 12!") |
| endif() |
| |
| # Expecting day to be <= 31: |
| # |
| if(${${GD_PREFIX}DAY} GREATER 31) |
| message(STATUS "WARNING: Extracted ${GD_PREFIX}DAY='${${GD_PREFIX}DAY}' is greater than 31!") |
| endif() |
| |
| # Expecting hour to be <= 23: |
| # |
| if(${${GD_PREFIX}HOUR} GREATER 23) |
| message(STATUS "WARNING: Extracted ${GD_PREFIX}HOUR='${${GD_PREFIX}HOUR}' is greater than 23!") |
| endif() |
| |
| # Expecting minute to be <= 59: |
| # |
| if(${${GD_PREFIX}MINUTE} GREATER 59) |
| message(STATUS "WARNING: Extracted ${GD_PREFIX}MINUTE='${${GD_PREFIX}MINUTE}' is greater than 59!") |
| endif() |
| |
| # Expecting second to be <= 59: |
| # |
| if(${${GD_PREFIX}SECOND} GREATER 59) |
| message(STATUS "WARNING: Extracted ${GD_PREFIX}SECOND='${${GD_PREFIX}SECOND}' is greater than 59!") |
| endif() |
| |
| # If individual components are single digit, |
| # prepend a leading zero: |
| # |
| if("${${GD_PREFIX}YEAR}" MATCHES "^[0-9]$") |
| set(${GD_PREFIX}YEAR "0${${GD_PREFIX}YEAR}") |
| endif() |
| if("${${GD_PREFIX}MONTH}" MATCHES "^[0-9]$") |
| set(${GD_PREFIX}MONTH "0${${GD_PREFIX}MONTH}") |
| endif() |
| if("${${GD_PREFIX}DAY}" MATCHES "^[0-9]$") |
| set(${GD_PREFIX}DAY "0${${GD_PREFIX}DAY}") |
| endif() |
| if("${${GD_PREFIX}HOUR}" MATCHES "^[0-9]$") |
| set(${GD_PREFIX}HOUR "0${${GD_PREFIX}HOUR}") |
| endif() |
| if("${${GD_PREFIX}MINUTE}" MATCHES "^[0-9]$") |
| set(${GD_PREFIX}MINUTE "0${${GD_PREFIX}MINUTE}") |
| endif() |
| if("${${GD_PREFIX}SECOND}" MATCHES "^[0-9]$") |
| set(${GD_PREFIX}SECOND "0${${GD_PREFIX}SECOND}") |
| endif() |
| |
| if(${GD_PREFIX}VERBOSE) |
| message(STATUS "${GD_PREFIX}REGEX='${${GD_PREFIX}REGEX}'") |
| message(STATUS "${GD_PREFIX}YEAR='${${GD_PREFIX}YEAR}'") |
| message(STATUS "${GD_PREFIX}MONTH='${${GD_PREFIX}MONTH}'") |
| message(STATUS "${GD_PREFIX}DAY='${${GD_PREFIX}DAY}'") |
| message(STATUS "${GD_PREFIX}HOUR='${${GD_PREFIX}HOUR}'") |
| message(STATUS "${GD_PREFIX}MINUTE='${${GD_PREFIX}MINUTE}'") |
| message(STATUS "${GD_PREFIX}SECOND='${${GD_PREFIX}SECOND}'") |
| message(STATUS "${GD_PREFIX}FRACTIONAL_SECOND='${${GD_PREFIX}FRACTIONAL_SECOND}'") |
| message(STATUS "${GD_PREFIX}DAY_OF_WEEK='${${GD_PREFIX}DAY_OF_WEEK}'") |
| message(STATUS "") |
| message(STATUS "Counters that change...") |
| message(STATUS "") |
| message(STATUS "...very very quickly : ${${GD_PREFIX}YEAR}${${GD_PREFIX}MONTH}${${GD_PREFIX}DAY}${${GD_PREFIX}HOUR}${${GD_PREFIX}MINUTE}${${GD_PREFIX}SECOND}${${GD_PREFIX}FRACTIONAL_SECOND}") |
| message(STATUS " every second : ${${GD_PREFIX}YEAR}${${GD_PREFIX}MONTH}${${GD_PREFIX}DAY}${${GD_PREFIX}HOUR}${${GD_PREFIX}MINUTE}${${GD_PREFIX}SECOND}") |
| message(STATUS " daily : ${${GD_PREFIX}YEAR}${${GD_PREFIX}MONTH}${${GD_PREFIX}DAY}") |
| message(STATUS " monthly : ${${GD_PREFIX}YEAR}${${GD_PREFIX}MONTH}") |
| message(STATUS " annually : ${${GD_PREFIX}YEAR}") |
| message(STATUS "") |
| endif() |
| else() |
| message(SEND_ERROR "ERROR: macro(GET_DATE) failed. ${GD_PREFIX}CMD='${${GD_PREFIX}CMD}' ${GD_PREFIX}ARGS='${${GD_PREFIX}ARGS}' ${GD_PREFIX}OV='${${GD_PREFIX}OV}' ${GD_PREFIX}RV='${${GD_PREFIX}RV}'") |
| endif() |
| |
| if(${GD_PREFIX}VERBOSE) |
| message(STATUS "</GET_DATE>") |
| message(STATUS "") |
| endif() |
| endmacro() |
| |
| macro(ADD_SECONDS sec) |
| set(new_min ${${GD_PREFIX}MINUTE}) |
| set(new_hr ${${GD_PREFIX}HOUR}) |
| math(EXPR new_sec "${sec} + ${${GD_PREFIX}SECOND}") |
| while(${new_sec} GREATER 60 OR ${new_sec} EQUAL 60) |
| math(EXPR new_sec "${new_sec} - 60") |
| math(EXPR new_min "${${GD_PREFIX}MINUTE} + 1") |
| endwhile() |
| while(${new_min} GREATER 60 OR ${new_min} EQUAL 60) |
| math(EXPR new_min "${new_min} - 60") |
| math(EXPR new_hr "${${GD_PREFIX}HOUR} + 1") |
| endwhile() |
| math(EXPR new_hr "${new_hr} % 24") |
| |
| # Pad the H, M, S if needed |
| string(LENGTH ${new_sec} sec_len) |
| string(LENGTH ${new_min} min_len) |
| string(LENGTH ${new_hr} hr_len) |
| if(${sec_len} EQUAL 1) |
| set(new_sec "0${new_sec}") |
| endif() |
| if(${min_len} EQUAL 1) |
| set(new_min "0${new_min}") |
| endif() |
| if(${hr_len} EQUAL 1) |
| set(new_hr "0${new_hr}") |
| endif() |
| endmacro() |