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Configure.cmake
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Configure.cmake
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# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
# http://www.apache.org/licenses/LICENSE-2.0
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
################################################################################
#
# configure
#
################################################################################
########################################
# FUNCTION check_includes
########################################
function(check_includes files)
foreach(F ${${files}})
set(name ${F})
string(REPLACE "-" "_" name ${name})
string(REPLACE "." "_" name ${name})
string(REPLACE "/" "_" name ${name})
string(TOUPPER ${name} name)
check_include_files(${F} HAVE_${name})
file(APPEND ${AUTOCONFIG_SRC} "/* Define to 1 if you have the <${F}> header file. */\n")
file(APPEND ${AUTOCONFIG_SRC} "#cmakedefine HAVE_${name} 1\n")
file(APPEND ${AUTOCONFIG_SRC} "\n")
endforeach()
endfunction(check_includes)
########################################
# FUNCTION check_functions
########################################
function(check_functions functions)
foreach(F ${${functions}})
set(name ${F})
string(TOUPPER ${name} name)
check_function_exists(${F} HAVE_${name})
file(APPEND ${AUTOCONFIG_SRC} "/* Define to 1 if you have the `${F}' function. */\n")
file(APPEND ${AUTOCONFIG_SRC} "#cmakedefine HAVE_${name} 1\n")
file(APPEND ${AUTOCONFIG_SRC} "\n")
endforeach()
endfunction(check_functions)
########################################
# FUNCTION check_types
########################################
function(check_types types)
foreach(T ${${types}})
set(name ${T})
string(REPLACE " " "_" name ${name})
string(REPLACE "-" "_" name ${name})
string(REPLACE "." "_" name ${name})
string(REPLACE "/" "_" name ${name})
string(TOUPPER ${name} name)
check_type_size(${T} HAVE_${name})
file(APPEND ${AUTOCONFIG_SRC} "/* Define to 1 if the system has the type `${T}'. */\n")
file(APPEND ${AUTOCONFIG_SRC} "#cmakedefine HAVE_${name} 1\n")
file(APPEND ${AUTOCONFIG_SRC} "\n")
endforeach()
endfunction(check_types)
########################################
file(WRITE ${AUTOCONFIG_SRC})
include(CheckCSourceCompiles)
include(CheckCSourceRuns)
include(CheckCXXSourceCompiles)
include(CheckCXXSourceRuns)
include(CheckFunctionExists)
include(CheckIncludeFiles)
include(CheckLibraryExists)
include(CheckPrototypeDefinition)
include(CheckStructHasMember)
include(CheckSymbolExists)
include(CheckTypeSize)
include(TestBigEndian)
set(include_files_list
dlfcn.h
inttypes.h
memory.h
stdint.h
stdlib.h
string.h
sys/stat.h
sys/types.h
unistd.h
cairo/cairo-version.h
CL/cl.h
OpenCL/cl.h
pango-1.0/pango/pango-features.h
unicode/uchar.h
)
# check_includes(include_files_list)
set(types_list
"long long int"
wchar_t
)
# check_types(types_list)
list(APPEND CMAKE_REQUIRED_DEFINITIONS -D_GNU_SOURCE)
list(APPEND CMAKE_REQUIRED_LIBRARIES -lm)
set(functions_list
feenableexcept
)
check_functions(functions_list)
file(APPEND ${AUTOCONFIG_SRC} "
/* Version number */
#cmakedefine PACKAGE_VERSION \"${PACKAGE_VERSION}\"
#cmakedefine GRAPHICS_DISABLED ${GRAPHICS_DISABLED}
#cmakedefine FAST_FLOAT ${FAST_FLOAT}
#cmakedefine DISABLED_LEGACY_ENGINE ${DISABLED_LEGACY_ENGINE}
#cmakedefine HAVE_TIFFIO_H ${HAVE_TIFFIO_H}
#cmakedefine HAVE_LIBARCHIVE ${HAVE_LIBARCHIVE}
#cmakedefine HAVE_LIBCURL ${HAVE_LIBCURL}
#cmakedefine USE_OPENCL ${USE_OPENCL}
")
if(TESSDATA_PREFIX)
file(APPEND ${AUTOCONFIG_SRC} "
#cmakedefine TESSDATA_PREFIX \"${TESSDATA_PREFIX}\"
")
endif()
########################################
################################################################################