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Diffstat (limited to 'Modules/FindSubversion.cmake')
| -rw-r--r-- | Modules/FindSubversion.cmake | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/Modules/FindSubversion.cmake b/Modules/FindSubversion.cmake new file mode 100644 index 000000000..4166d99ab --- /dev/null +++ b/Modules/FindSubversion.cmake @@ -0,0 +1,131 @@ +# - Extract information from a subversion working copy +# The module defines the following variables: +# Subversion_SVN_EXECUTABLE - path to svn command line client +# Subversion_VERSION_SVN - version of svn command line client +# Subversion_FOUND - true if the command line client was found +# SUBVERSION_FOUND - same as Subversion_FOUND, set for compatiblity reasons +# +# The minimum required version of Subversion can be specified using the +# standard syntax, e.g. FIND_PACKAGE(Subversion 1.4) +# +# If the command line client executable is found two macros are defined: +# Subversion_WC_INFO(<dir> <var-prefix>) +# Subversion_WC_LOG(<dir> <var-prefix>) +# Subversion_WC_INFO extracts information of a subversion working copy at +# a given location. This macro defines the following variables: +# <var-prefix>_WC_URL - url of the repository (at <dir>) +# <var-prefix>_WC_ROOT - root url of the repository +# <var-prefix>_WC_REVISION - current revision +# <var-prefix>_WC_LAST_CHANGED_AUTHOR - author of last commit +# <var-prefix>_WC_LAST_CHANGED_DATE - date of last commit +# <var-prefix>_WC_LAST_CHANGED_REV - revision of last commit +# <var-prefix>_WC_INFO - output of command `svn info <dir>' +# Subversion_WC_LOG retrieves the log message of the base revision of a +# subversion working copy at a given location. This macro defines the +# variable: +# <var-prefix>_LAST_CHANGED_LOG - last log of base revision +# Example usage: +# FIND_PACKAGE(Subversion) +# IF(SUBVERSION_FOUND) +# Subversion_WC_INFO(${PROJECT_SOURCE_DIR} Project) +# MESSAGE("Current revision is ${Project_WC_REVISION}") +# Subversion_WC_LOG(${PROJECT_SOURCE_DIR} Project) +# MESSAGE("Last changed log is ${Project_LAST_CHANGED_LOG}") +# ENDIF(SUBVERSION_FOUND) + +#============================================================================= +# Copyright 2006-2009 Kitware, Inc. +# Copyright 2006 Tristan Carel +# +# Distributed under the OSI-approved BSD License (the "License"); +# see accompanying file Copyright.txt for details. +# +# This software is distributed WITHOUT ANY WARRANTY; without even the +# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. +# See the License for more information. +#============================================================================= +# (To distribute this file outside of CMake, substitute the full +# License text for the above reference.) + +FIND_PROGRAM(Subversion_SVN_EXECUTABLE svn + DOC "subversion command line client") +MARK_AS_ADVANCED(Subversion_SVN_EXECUTABLE) + +IF(Subversion_SVN_EXECUTABLE) + # the subversion commands should be executed with the C locale, otherwise + # the message (which are parsed) may be translated, Alex + SET(_Subversion_SAVED_LC_ALL "$ENV{LC_ALL}") + SET(ENV{LC_ALL} C) + + EXECUTE_PROCESS(COMMAND ${Subversion_SVN_EXECUTABLE} --version + OUTPUT_VARIABLE Subversion_VERSION_SVN + OUTPUT_STRIP_TRAILING_WHITESPACE) + + # restore the previous LC_ALL + SET(ENV{LC_ALL} ${_Subversion_SAVED_LC_ALL}) + + STRING(REGEX REPLACE "^(.*\n)?svn, version ([.0-9]+).*" + "\\2" Subversion_VERSION_SVN "${Subversion_VERSION_SVN}") + + MACRO(Subversion_WC_INFO dir prefix) + # the subversion commands should be executed with the C locale, otherwise + # the message (which are parsed) may be translated, Alex + SET(_Subversion_SAVED_LC_ALL "$ENV{LC_ALL}") + SET(ENV{LC_ALL} C) + + EXECUTE_PROCESS(COMMAND ${Subversion_SVN_EXECUTABLE} info ${dir} + OUTPUT_VARIABLE ${prefix}_WC_INFO + ERROR_VARIABLE Subversion_svn_info_error + RESULT_VARIABLE Subversion_svn_info_result + OUTPUT_STRIP_TRAILING_WHITESPACE) + + IF(NOT ${Subversion_svn_info_result} EQUAL 0) + MESSAGE(SEND_ERROR "Command \"${Subversion_SVN_EXECUTABLE} info ${dir}\" failed with output:\n${Subversion_svn_info_error}") + ELSE(NOT ${Subversion_svn_info_result} EQUAL 0) + + STRING(REGEX REPLACE "^(.*\n)?URL: ([^\n]+).*" + "\\2" ${prefix}_WC_URL "${${prefix}_WC_INFO}") + STRING(REGEX REPLACE "^(.*\n)?Repository Root: ([^\n]+).*" + "\\2" ${prefix}_WC_ROOT "${${prefix}_WC_INFO}") + STRING(REGEX REPLACE "^(.*\n)?Revision: ([^\n]+).*" + "\\2" ${prefix}_WC_REVISION "${${prefix}_WC_INFO}") + STRING(REGEX REPLACE "^(.*\n)?Last Changed Author: ([^\n]+).*" + "\\2" ${prefix}_WC_LAST_CHANGED_AUTHOR "${${prefix}_WC_INFO}") + STRING(REGEX REPLACE "^(.*\n)?Last Changed Rev: ([^\n]+).*" + "\\2" ${prefix}_WC_LAST_CHANGED_REV "${${prefix}_WC_INFO}") + STRING(REGEX REPLACE "^(.*\n)?Last Changed Date: ([^\n]+).*" + "\\2" ${prefix}_WC_LAST_CHANGED_DATE "${${prefix}_WC_INFO}") + + ENDIF(NOT ${Subversion_svn_info_result} EQUAL 0) + + # restore the previous LC_ALL + SET(ENV{LC_ALL} ${_Subversion_SAVED_LC_ALL}) + + ENDMACRO(Subversion_WC_INFO) + + MACRO(Subversion_WC_LOG dir prefix) + # This macro can block if the certificate is not signed: + # svn ask you to accept the certificate and wait for your answer + # This macro requires a svn server network access (Internet most of the time) + # and can also be slow since it access the svn server + EXECUTE_PROCESS(COMMAND + ${Subversion_SVN_EXECUTABLE} --non-interactive log -r BASE ${dir} + OUTPUT_VARIABLE ${prefix}_LAST_CHANGED_LOG + ERROR_VARIABLE Subversion_svn_log_error + RESULT_VARIABLE Subversion_svn_log_result + OUTPUT_STRIP_TRAILING_WHITESPACE) + + IF(NOT ${Subversion_svn_log_result} EQUAL 0) + MESSAGE(SEND_ERROR "Command \"${Subversion_SVN_EXECUTABLE} log -r BASE ${dir}\" failed with output:\n${Subversion_svn_log_error}") + ENDIF(NOT ${Subversion_svn_log_result} EQUAL 0) + ENDMACRO(Subversion_WC_LOG) + +ENDIF(Subversion_SVN_EXECUTABLE) + +INCLUDE(${CMAKE_CURRENT_LIST_DIR}/FindPackageHandleStandardArgs.cmake) +FIND_PACKAGE_HANDLE_STANDARD_ARGS(Subversion REQUIRED_VARS Subversion_SVN_EXECUTABLE + VERSION_VAR Subversion_VERSION_SVN ) + +# for compatibility +SET(Subversion_FOUND ${SUBVERSION_FOUND}) +SET(Subversion_SVN_FOUND ${SUBVERSION_FOUND}) |