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Improved version checking for FindSubversion using the new mode of FPHSA() 

Alex
This commit is contained in:
Alex Neundorf 2010-08-07 23:00:31 +02:00
parent 77d909b559
commit 126db7b060
1 changed files with 20 additions and 13 deletions
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33
Modules/FindSubversion.cmake
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@ -2,7 +2,12 @@
# 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 - true if the command line client was found
# Subversion_FOUND - same as SUBVERSION_FOUND, kept around for compatibility
#
# 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 the macro
# Subversion_WC_INFO(<dir> <var-prefix>)
# is defined to extract information of a subversion working copy at
@ -17,12 +22,12 @@
# <var-prefix>_WC_INFO - output of command `svn info <dir>'
# Example usage:
# FIND_PACKAGE(Subversion)
# IF(Subversion_FOUND)
# 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)
# ENDIF(SUBVERSION_FOUND)
#=============================================================================
# Copyright 2006-2009 Kitware, Inc.
@ -38,7 +43,6 @@
# (To distributed this file outside of CMake, substitute the full
# License text for the above reference.)
SET(Subversion_FOUND FALSE)
SET(Subversion_SVN_FOUND FALSE)
FIND_PROGRAM(Subversion_SVN_EXECUTABLE svn
@ -47,7 +51,14 @@ MARK_AS_ADVANCED(Subversion_SVN_EXECUTABLE)
IF(Subversion_SVN_EXECUTABLE)
SET(Subversion_SVN_FOUND TRUE)
SET(Subversion_FOUND TRUE)
EXECUTE_PROCESS(COMMAND ${Subversion_SVN_EXECUTABLE} --version
OUTPUT_VARIABLE Subversion_VERSION_SVN
OUTPUT_STRIP_TRAILING_WHITESPACE)
STRING(REGEX REPLACE "^(.*\n)?svn, version ([.0-9]+).*"
"\\2" Subversion_VERSION_SVN "${Subversion_VERSION_SVN}")
MACRO(Subversion_WC_INFO dir prefix)
# the subversion commands should be executed with the C locale, otherwise
@ -55,11 +66,6 @@ IF(Subversion_SVN_EXECUTABLE)
SET(_Subversion_SAVED_LC_ALL "$ENV{LC_ALL}")
SET(ENV{LC_ALL} C)
EXECUTE_PROCESS(COMMAND ${Subversion_SVN_EXECUTABLE} --version
WORKING_DIRECTORY ${dir}
OUTPUT_VARIABLE Subversion_VERSION_SVN
OUTPUT_STRIP_TRAILING_WHITESPACE)
EXECUTE_PROCESS(COMMAND ${Subversion_SVN_EXECUTABLE} info ${dir}
OUTPUT_VARIABLE ${prefix}_WC_INFO
ERROR_VARIABLE Subversion_svn_info_error
@ -70,8 +76,6 @@ IF(Subversion_SVN_EXECUTABLE)
MESSAGE(SEND_ERROR "Command \"${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]+).*"
@ -110,4 +114,7 @@ IF(Subversion_SVN_EXECUTABLE)
ENDIF(Subversion_SVN_EXECUTABLE)
INCLUDE(FindPackageHandleStandardArgs)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(Subversion DEFAULT_MSG Subversion_SVN_EXECUTABLE)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(Subversion REQUIRED_VARS Subversion_SVN_EXECUTABLE
VERSION_VAR Subversion_VERSION_SVN )
SET(Subversion_FOUND ${SUBVERSION_FOUND})