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Suppress error message of execute_process

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Command 'execute_process' from OpenCVFindMatlab module can omit error message
to the standard output. This can break build of the OpenCV package in
ExternalProject_Add (Windows/Visual Studio).
This commit is contained in:
Ruslan Baratov 2015-08-11 20:39:24 +03:00
parent 09b9b0fb9e
commit e8a1bc2bd9
1 changed files with 1 additions and 1 deletions
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cmake/OpenCVFindMatlab.cmake
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@ -94,7 +94,7 @@ function(locate_matlab_root)
set(REG_EXTENSION_ "SOFTWARE\\Mathworks\\MATLAB")
set(REG_ROOTS_ "HKEY_LOCAL_MACHINE" "HKEY_CURRENT_USER")
foreach(REG_ROOT_ ${REG_ROOTS_})
execute_process(COMMAND reg query "${REG_ROOT_}\\${REG_EXTENSION_}" OUTPUT_VARIABLE QUERY_RESPONSE_)
execute_process(COMMAND reg query "${REG_ROOT_}\\${REG_EXTENSION_}" OUTPUT_VARIABLE QUERY_RESPONSE_ ERROR_VARIABLE UNUSED_)
if (QUERY_RESPONSE_)
string(REGEX MATCHALL "[0-9]\\.[0-9]" VERSION_STRINGS_ ${QUERY_RESPONSE_})
list(APPEND VERSIONS_ ${VERSION_STRINGS_})