1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
|
# 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.
# ##############################################################################
#
# macros and functions
#
# ##############################################################################
# ##############################################################################
# FUNCTION check_leptonica_tiff_support
# ##############################################################################
function(check_leptonica_tiff_support)
# check if leptonica was build with tiff support set result to
# LEPT_TIFF_RESULT
set(TIFF_TEST
"#include \"leptonica/allheaders.h\"\n"
"int main() {\n"
" l_uint8 *data = NULL;\n"
" size_t size = 0;\n"
" PIX* pix = pixCreate(3, 3, 4);\n"
" l_int32 ret_val = pixWriteMemTiff(&data, &size, pix, IFF_TIFF_G3);\n"
" pixDestroy(&pix);\n"
" lept_free(data);\n"
" return ret_val;}\n")
if(${CMAKE_VERSION} VERSION_LESS "3.25")
message(STATUS "Testing TIFF support in Leptonica is available with CMake >= 3.25 (you have ${CMAKE_VERSION}))")
else()
set(CMAKE_TRY_COMPILE_CONFIGURATION ${CMAKE_BUILD_TYPE})
try_run(
LEPT_TIFF_RESULT
LEPT_TIFF_COMPILE_SUCCESS
SOURCE_FROM_CONTENT tiff_test.cpp "${TIFF_TEST}"
CMAKE_FLAGS "-DINCLUDE_DIRECTORIES=${Leptonica_INCLUDE_DIRS}"
LINK_LIBRARIES ${Leptonica_LIBRARIES}
COMPILE_OUTPUT_VARIABLE
COMPILE_OUTPUT)
if(NOT LEPT_TIFF_COMPILE_SUCCESS)
message(STATUS "COMPILE_OUTPUT: ${COMPILE_OUTPUT}")
message(STATUS "Leptonica_INCLUDE_DIRS: ${Leptonica_INCLUDE_DIRS}")
message(STATUS "Leptonica_LIBRARIES: ${Leptonica_LIBRARIES}")
message(STATUS "LEPT_TIFF_RESULT: ${LEPT_TIFF_RESULT}")
message(STATUS "LEPT_TIFF_COMPILE: ${LEPT_TIFF_COMPILE}")
message(WARNING "Failed to compile test")
endif()
endif()
endfunction(check_leptonica_tiff_support)
# ##############################################################################
|
