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find_dependency: Add namespacing for variables in the macro. 

Avoid setting a variable called 'version' etc.
This commit is contained in:
Stephen Kelly 2014-02-24 18:27:35 +01:00
parent 5878c5d919
commit a35ce7235b
1 changed files with 17 additions and 13 deletions
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30
Modules/CMakeFindDependencyMacro.cmake
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@ -29,27 +29,31 @@
macro(find_dependency dep)
if (NOT ${dep}_FOUND)
set(version ${ARGV1})
set(exact_arg)
set(cmake_fd_version ${ARGV1})
set(cmake_fd_exact_arg)
if(${CMAKE_FIND_PACKAGE_NAME}_FIND_VERSION_EXACT)
set(exact_arg EXACT)
set(cmake_fd_exact_arg EXACT)
endif()
set(quiet_arg)
set(cmake_fd_quiet_arg)
if(${CMAKE_FIND_PACKAGE_NAME}_FIND_QUIETLY)
set(quiet_arg QUIET)
set(cmake_fd_quiet_arg QUIET)
endif()
set(required_arg)
set(cmake_fd_required_arg)
if(${CMAKE_FIND_PACKAGE_NAME}_FIND_REQUIRED)
set(required_arg REQUIRED)
set(cmake_fd_required_arg REQUIRED)
endif()
get_property(alreadyTransitive GLOBAL PROPERTY
get_property(cmake_fd_alreadyTransitive GLOBAL PROPERTY
_CMAKE_${dep}_TRANSITIVE_DEPENDENCY
)
find_package(${dep} ${version} ${exact_arg} ${quiet_arg} ${required_arg})
find_package(${dep} ${version}
${cmake_fd_exact_arg}
${cmake_fd_quiet_arg}
${cmake_fd_required_arg}
)
if(NOT DEFINED alreadyTransitive OR alreadyTransitive)
if(NOT DEFINED cmake_fd_alreadyTransitive OR cmake_fd_alreadyTransitive)
set_property(GLOBAL PROPERTY _CMAKE_${dep}_TRANSITIVE_DEPENDENCY TRUE)
endif()
@ -58,8 +62,8 @@ macro(find_dependency dep)
set(${CMAKE_FIND_PACKAGE_NAME}_FOUND False)
return()
endif()
set(required_arg)
set(quiet_arg)
set(exact_arg)
set(cmake_fd_required_arg)
set(cmake_fd_quiet_arg)
set(cmake_fd_exact_arg)
endif()
endmacro()