From b2240ef6afae619545758ec4184c19c8fd0a2ae9 Mon Sep 17 00:00:00 2001 From: Brad King Date: Mon, 30 Oct 2006 15:30:59 -0500 Subject: [PATCH] ENH: Adding FindSubversion module from Tristan Carel. This addresses bug#3987. --- Modules/FindSubversion.cmake | 118 +++++++++++++++++++++++++++++++++++ 1 file changed, 118 insertions(+) create mode 100644 Modules/FindSubversion.cmake diff --git a/Modules/FindSubversion.cmake b/Modules/FindSubversion.cmake new file mode 100644 index 000000000..a34807fb5 --- /dev/null +++ b/Modules/FindSubversion.cmake @@ -0,0 +1,118 @@ +# - 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 +# If the command line client executable is found the macro +# Subversion_WC_INFO( ) +# is defined to extract information of a subversion working copy at +# a given location. The macro defines the following variables: +# _WC_URL - url of the repository (at ) +# _WC_ROOT - root url of the repository +# _WC_REVISION - current revision +# _WC_LAST_CHANGED_AUTHOR - author of last commit +# _WC_LAST_CHANGED_DATE - date of last commit +# _WC_LAST_CHANGED_REV - revision of last commit +# _WC_LAST_CHANGED_LOG - last log of base revision +# _WC_INFO - output of command `svn info ' +# Example usage: +# FIND_PACKAGE(Subversion) +# IF(Subversion_FOUND) +# Subversion_WC_INFO(${PROJECT_SOURCE_DIR} Project) +# MESSAGE("Current revision is ${Project_WC_REVISION}") +# ENDIF(Subversion_FOUND) + +# Copyright (c) 2006, Tristan Carel +# All rights reserved. +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are met: +# +# * Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# * Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution. +# * Neither the name of the University of California, Berkeley nor the +# names of its contributors may be used to endorse or promote products +# derived from this software without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY +# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED +# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE +# DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY +# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES +# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; +# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND +# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +# $Id$ + +SET(Subversion_FOUND FALSE) +SET(Subversion_SVN_FOUND FALSE) + +FIND_PROGRAM(Subversion_SVN_EXECUTABLE svn + DOC "subversion command line client") +MARK_AS_ADVANCED(Subversion_SVN_EXECUTABLE) + +IF(Subversion_SVN_EXECUTABLE) + SET(Subversion_SVN_FOUND TRUE) + SET(Subversion_FOUND TRUE) + + MACRO(Subversion_WC_INFO dir prefix) + EXECUTE_PROCESS(COMMAND ${Subversion_SVN_EXECUTABLE} --version + WORKING_DIRECTORY ${PROJECT_SOURCE_DIR} + OUTPUT_VARIABLE Subversion_VERSION_SVN + OUTPUT_STRIP_TRAILING_WHITESPACE) + + 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 ${Subversion_svn_info_result} EQUAL 0) + + STRING(REGEX REPLACE "^(.*\n)?svn, version ([.0-9]+).*" + "\\2" Subversion_VERSION_SVN "${Subversion_VERSION_SVN}") + STRING(REGEX REPLACE "^(.*\n)?URL: ([^\n]+).*" + "\\2" ${prefix}_WC_URL "${${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) + + EXECUTE_PROCESS(COMMAND + ${Subversion_SVN_EXECUTABLE} log -r BASE ${dir} + OUTPUT_VARIABLE Subversion_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_INFO) + +ENDIF(Subversion_SVN_EXECUTABLE) + +IF(NOT Subversion_FOUND) + IF(NOT Subversion_FIND_QUIETLY) + MESSAGE(STATUS "Subversion was not found.") + ELSE(NOT Subversion_FIND_QUIETLY) + IF(Subversion_FIND_REQUIRED) + MESSAGE(FATAL_ERROR "Subversion was not found.") + ENDIF(Subversion_FIND_REQUIRED) + ENDIF(NOT Subversion_FIND_QUIETLY) +ENDIF(NOT Subversion_FOUND) + +# FindSubversion.cmake ends here.