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Commit 232f11e2 authored by hbristow's avatar hbristow
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Updated OpenCVFindMatlab with changes suggested by SpecLad

parent 530ad447
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Showing with 45 additions and 66 deletions
cmake/OpenCVFindMatlab.cmake
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......@@ -8,15 +8,15 @@
# MATLAB_ROOT_DIR: Root of Matlab installation
# MATLAB_BIN: The main Matlab "executable" (shell script)
# MATLAB_MEX_SCRIPT: The mex script used to compile mex files
# MATLAB_BIN: The actual Matlab executable
# MATLAB_INCLUDE_DIR: Path to "mex.h"
# MATLAB_LIBRARY_DIR: Path to mex and matrix libraries
# MATLAB_LIBS: The Matlab libs, usually mx, mex, mat
# MATLAB_INCLUDE_DIRS:Path to "mex.h"
# MATLAB_LIBRARY_DIRS:Path to mex and matrix libraries
# MATLAB_LIBRARIES: The Matlab libs, usually mx, mex, mat
# MATLAB_MEXEXT: The mex library extension. It will be one of:
# mexwin32, mexwin64, mexglx, mexa64, mexmac,
# mexmaci, mexmaci64, mexsol, mexs64
# MATLAB_ARCH: The installation architecture. It is simply
# the MEXEXT with the preceding "mex" removed
# MATLAB_ARCH: The installation architecture. It is **usually**
# the MEXEXT with the preceding "mex" removed,
# though it's different for linux distros.
#
# There doesn't appear to be an elegant way to detect all versions of Matlab
# across different platforms. If you know the matlab path and want to avoid
......@@ -57,23 +57,8 @@ endfunction()
# the absolute path in the variable MATLAB_ROOT_DIR
function(locate_matlab_root)
# --- LINUX ---
if (UNIX AND NOT APPLE)
# possible root locations, in order of likelihood
set(SEARCH_DIRS_ /usr/local /opt/local /usr /opt)
foreach (DIR_ ${SEARCH_DIRS_})
file(GLOB MATLAB_ROOT_DIR_ ${DIR_}/*matlab*)
if (MATLAB_ROOT_DIR_)
# sort in order from highest to lowest
list(SORT MATLAB_ROOT_DIR_)
list(REVERSE MATLAB_ROOT_DIR_)
list(GET MATLAB_ROOT_DIR_ 0 MATLAB_ROOT_DIR_)
break()
endif()
endforeach()
# --- APPLE ---
elseif (APPLE)
# --- UNIX/APPLE ---
if (UNIX)
# possible root locations, in order of likelihood
set(SEARCH_DIRS_ /Applications /usr/local /opt/local /usr /opt)
foreach (DIR_ ${SEARCH_DIRS_})
......@@ -84,21 +69,25 @@ function(locate_matlab_root)
list(SORT MATLAB_ROOT_DIR_)
list(REVERSE MATLAB_ROOT_DIR_)
list(GET MATLAB_ROOT_DIR_ 0 MATLAB_ROOT_DIR_)
break()
set(MATLAB_ROOT_DIR ${MATLAB_ROOT_DIR_} PARENT_SCOPE)
return()
endif()
endforeach()
# --- WINDOWS ---
elseif (WIN32)
# search the path to see if Matlab exists there
# Contrary to EVERY OTHER REGEX IMPLEMENTATION ON EARTH, cmake returns
# the entire input string if no matches for the capture group are found.
string(REGEX REPLACE ".*[;=](.*[Mm][Aa][Tt][Ll][Aa][Bb][^;]*)\\\\bin.*" "\\1" MATLAB_ROOT_DIR_ "$ENV{PATH}")
if ("${MATLAB_ROOT_DIR_}" STREQUAL "$ENV{PATH}")
set(MATLAB_ROOT_DIR_)
# 1. search the path environment variable
find_program(MATLAB_ROOT_DIR_ matlab PATHS ENV PATH)
if (MATLAB_ROOT_DIR_)
# get the root directory from the full path
# /path/to/matlab/rootdir/bin/matlab.exe
get_filename_component(MATLAB_ROOT_DIR_ ${MATLAB_ROOT_DIR_} PATH)
get_filename_component(MATLAB_ROOT_DIR_ ${MATLAB_ROOT_DIR_} PATH)
set(MATLAB_ROOT_DIR ${MATLAB_ROOT_DIR_} PARENT_SCOPE)
return()
endif()
# registry-hacking
# 2. search the registry
# determine the available Matlab versions
set(REG_EXTENSION_ "SOFTWARE\\Mathworks\\MATLAB")
set(REG_ROOTS_ "HKEY_LOCAL_MACHINE" "HKEY_CURRENT_USER")
......@@ -119,16 +108,12 @@ function(locate_matlab_root)
# request the MATLABROOT from the registry
foreach(REG_ROOT_ ${REG_ROOTS_})
get_filename_component(QUERY_RESPONSE_ [${REG_ROOT_}\\${REG_EXTENSION_}\\${VERSION_};MATLABROOT] ABSOLUTE)
if ("${MATLAB_ROOT_DIR_}" STREQUAL "" AND NOT ${QUERY_RESPONSE_} MATCHES "registry$")
set(MATLAB_ROOT_DIR_ ${QUERY_RESPONSE_})
if (NOT ${QUERY_RESPONSE_} MATCHES "registry$")
set(MATLAB_ROOT_DIR ${QUERY_RESPONSE_} PARENT_SCOPE)
return()
endif()
endforeach()
endif()
# export the root into the parent scope
if (MATLAB_ROOT_DIR_)
set(MATLAB_ROOT_DIR ${MATLAB_ROOT_DIR_} PARENT_SCOPE)
endif()
endfunction()
......@@ -140,11 +125,7 @@ endfunction()
# sets the variable MATLAB_FOUND to TRUE
function(locate_matlab_components MATLAB_ROOT_DIR)
# get the mex extension
if (UNIX)
execute_process(COMMAND ${MATLAB_ROOT_DIR}/bin/mexext OUTPUT_VARIABLE MATLAB_MEXEXT_)
elseif (WIN32)
execute_process(COMMAND ${MATLAB_ROOT_DIR}/bin/mexext.bat OUTPUT_VARIABLE MATLAB_MEXEXT_)
endif()
execute_process(COMMAND ${MATLAB_ROOT_DIR}/bin/mexext OUTPUT_VARIABLE MATLAB_MEXEXT_)
if (NOT MATLAB_MEXEXT_)
return()
endif()
......@@ -160,35 +141,34 @@ function(locate_matlab_components MATLAB_ROOT_DIR)
endforeach()
# get the path to the libraries
set(MATLAB_LIBRARY_DIR_ ${MATLAB_ROOT_DIR}/bin/${MATLAB_ARCH_})
set(MATLAB_LIBRARY_DIRS_ ${MATLAB_ROOT_DIR}/bin/${MATLAB_ARCH_})
# get the libraries
set_libarch_prefix_suffix()
find_library(MATLAB_LIB_MX_ mx PATHS ${MATLAB_LIBRARY_DIR_} NO_DEFAULT_PATH)
find_library(MATLAB_LIB_MEX_ mex PATHS ${MATLAB_LIBRARY_DIR_} NO_DEFAULT_PATH)
find_library(MATLAB_LIB_MAT_ mat PATHS ${MATLAB_LIBRARY_DIR_} NO_DEFAULT_PATH)
set(MATLAB_LIBS_ ${MATLAB_LIB_MX_} ${MATLAB_LIB_MEX_} ${MATLAB_LIB_MAT_})
find_library(MATLAB_LIB_MX_ mx PATHS ${MATLAB_LIBRARY_DIRS_} NO_DEFAULT_PATH)
find_library(MATLAB_LIB_MEX_ mex PATHS ${MATLAB_LIBRARY_DIRS_} NO_DEFAULT_PATH)
find_library(MATLAB_LIB_MAT_ mat PATHS ${MATLAB_LIBRARY_DIRS_} NO_DEFAULT_PATH)
set(MATLAB_LIBRARIES_ ${MATLAB_LIB_MX_} ${MATLAB_LIB_MEX_} ${MATLAB_LIB_MAT_})
# get the include path
find_path(MATLAB_INCLUDE_DIR_ mex.h ${MATLAB_ROOT_DIR}/extern/include)
find_path(MATLAB_INCLUDE_DIRS_ mex.h ${MATLAB_ROOT_DIR}/extern/include)
# get the mex shell script
find_file(MATLAB_MEX_SCRIPT_ NAMES mex mex.bat PATHS ${MATLAB_ROOT_DIR}/bin NO_DEFAULT_PATH)
find_program(MATLAB_MEX_SCRIPT_ NAMES mex PATHS ${MATLAB_ROOT_DIR}/bin NO_DEFAULT_PATH)
# get the Matlab executable
find_file(MATLAB_BIN_ NAMES matlab matlab.exe PATHS ${MATLAB_ROOT_DIR}/bin NO_DEFAULT_PATH)
find_program(MATLAB_BIN_ NAMES matlab PATHS ${MATLAB_ROOT_DIR}/bin NO_DEFAULT_PATH)
# export into parent scope
if (MATLAB_MEX_SCRIPT_ AND MATLAB_LIBS_ AND MATLAB_INCLUDE_DIR_)
set(MATLAB_BIN ${MATLAB_BIN_} PARENT_SCOPE)
set(MATLAB_MEX_SCRIPT ${MATLAB_MEX_SCRIPT_} PARENT_SCOPE)
set(MATLAB_INCLUDE_DIR ${MATLAB_INCLUDE_DIR_} PARENT_SCOPE)
set(MATLAB_LIBS ${MATLAB_LIBS_} PARENT_SCOPE)
set(MATLAB_LIBRARY_DIR ${MATLAB_LIBRARY_DIR_} PARENT_SCOPE)
set(MATLAB_MEXEXT ${MATLAB_MEXEXT_} PARENT_SCOPE)
set(MATLAB_ARCH ${MATLAB_ARCH_} PARENT_SCOPE)
if (MATLAB_MEX_SCRIPT_ AND MATLAB_LIBRARIES_ AND MATLAB_INCLUDE_DIRS_)
set(MATLAB_BIN ${MATLAB_BIN_} PARENT_SCOPE)
set(MATLAB_MEX_SCRIPT ${MATLAB_MEX_SCRIPT_} PARENT_SCOPE)
set(MATLAB_INCLUDE_DIRS ${MATLAB_INCLUDE_DIRS_} PARENT_SCOPE)
set(MATLAB_LIBRARIES ${MATLAB_LIBRARIES_} PARENT_SCOPE)
set(MATLAB_LIBRARY_DIRS ${MATLAB_LIBRARY_DIRS_} PARENT_SCOPE)
set(MATLAB_MEXEXT ${MATLAB_MEXEXT_} PARENT_SCOPE)
set(MATLAB_ARCH ${MATLAB_ARCH_} PARENT_SCOPE)
endif()
return()
endfunction()
......@@ -198,9 +178,6 @@ endfunction()
# ----------------------------------------------------------------------------
if (NOT MATLAB_FOUND)
# guilty until proven innocent
set(MATLAB_FOUND FALSE)
# attempt to find the Matlab root folder
if (NOT MATLAB_ROOT_DIR)
locate_matlab_root()
......@@ -210,7 +187,9 @@ if (NOT MATLAB_FOUND)
if (MATLAB_ROOT_DIR)
locate_matlab_components(${MATLAB_ROOT_DIR})
endif()
find_package_handle_standard_args(Matlab DEFAULT_MSG MATLAB_MEX_SCRIPT MATLAB_INCLUDE_DIR
MATLAB_ROOT_DIR MATLAB_LIBS MATLAB_LIBRARY_DIR
MATLAB_MEXEXT MATLAB_ARCH MATLAB_BIN)
find_package_handle_standard_args(Matlab DEFAULT_MSG
MATLAB_MEX_SCRIPT MATLAB_INCLUDE_DIRS
MATLAB_ROOT_DIR MATLAB_LIBRARIES
MATLAB_LIBRARY_DIRS MATLAB_MEXEXT
MATLAB_ARCH MATLAB_BIN)
endif()
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