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FindwxWidgets: allow specifying required version

This commit is contained in:
Simon Richter 2015-09-06 18:35:36 +02:00 committed by Brad King
parent 0e7f34c0a9
commit 6089fde554
1 changed files with 28 additions and 3 deletions
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31
Modules/FindwxWidgets.cmake
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@ -857,6 +857,28 @@ else()
endif()
endif()
# Check if a specfic version was requested by find_package().
if(wxWidgets_FOUND)
find_file(_filename wx/version.h PATHS ${wxWidgets_INCLUDE_DIRS} NO_DEFAULT_PATH)
dbg_msg("_filename: ${_filename}")
if(NOT _filename)
message(FATAL_ERROR "wxWidgets wx/version.h file not found in ${wxWidgets_INCLUDE_DIRS}.")
endif()
file(READ ${_filename} _wx_version_h)
string(REGEX REPLACE "^(.*\n)?#define +wxMAJOR_VERSION +([0-9]+).*"
"\\2" wxWidgets_VERSION_MAJOR "${_wx_version_h}" )
string(REGEX REPLACE "^(.*\n)?#define +wxMINOR_VERSION +([0-9]+).*"
"\\2" wxWidgets_VERSION_MINOR "${_wx_version_h}" )
string(REGEX REPLACE "^(.*\n)?#define +wxRELEASE_NUMBER +([0-9]+).*"
"\\2" wxWidgets_VERSION_PATCH "${_wx_version_h}" )
set(wxWidgets_VERSION_STRING
"${wxWidgets_VERSION_MAJOR}.${wxWidgets_VERSION_MINOR}.${wxWidgets_VERSION_PATCH}" )
dbg_msg("wxWidgets_VERSION_STRING: ${wxWidgets_VERSION_STRING}")
endif()
# Debug output:
DBG_MSG("wxWidgets_FOUND : ${wxWidgets_FOUND}")
DBG_MSG("wxWidgets_INCLUDE_DIRS : ${wxWidgets_INCLUDE_DIRS}")
@ -867,10 +889,13 @@ DBG_MSG("wxWidgets_USE_FILE : ${wxWidgets_USE_FILE}")
#=====================================================================
#=====================================================================
include(${CMAKE_CURRENT_LIST_DIR}/FindPackageHandleStandardArgs.cmake)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(wxWidgets DEFAULT_MSG wxWidgets_FOUND)
# Maintain consistency with all other variables.
set(wxWidgets_FOUND ${WXWIDGETS_FOUND})
find_package_handle_standard_args(wxWidgets
REQUIRED_VARS wxWidgets_LIBRARIES wxWidgets_INCLUDE_DIRS
VERSION_VAR wxWidgets_VERSION_STRING
)
#=====================================================================
# Macros for use in wxWidgets apps.