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1 | 1 | cmake_minimum_required(VERSION 3.0) |
2 | 2 | project(jpeg-compressor) |
3 | 3 |
|
4 | | -set(BUILD_SHARED_LIBS OFF) |
5 | | - |
6 | | -set(CMAKE_CXX_STANDARD 11) |
7 | | -set(CMAKE_CXX_STANDARD_REQUIRED ON) |
8 | | -set(CMAKE_CXX_EXTENSIONS OFF) |
9 | | - |
10 | | -set(JPGD_SRC_LIST jpgd.cpp) |
11 | | -set(JPGD_HDR_LIST jpgd.h jpgd_idct.h) |
12 | | -add_library(jpgd ${JPGD_SRC_LIST} ${JPGD_HDR_LIST}) |
13 | | -target_include_directories(jpgd PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}) |
14 | | - |
15 | | -set(JPGE_SRC_LIST jpge.cpp) |
16 | | -set(JPGE_HDR_LIST jpge.h jpge.h) |
17 | | -add_library(jpge EXCLUDE_FROM_ALL ${JPGE_SRC_LIST} ${JPGE_HDR_LIST}) |
18 | | -target_include_directories(jpge PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}) |
19 | | - |
20 | | -set_target_properties(jpgd jpge PROPERTIES |
21 | | - FOLDER "3rdparty" |
22 | | - POSITION_INDEPENDENT_CODE ON |
23 | | -) |
| 4 | +find_package(jpeg-compressor QUIET) |
| 5 | + |
| 6 | +if(jpeg-compressor_FOUND) |
| 7 | + |
| 8 | + if(NOT TARGET jpeg-compressor) |
| 9 | + if(TARGET jpeg-compressor::jpeg-compressor) |
| 10 | + add_library(jpeg-compressor ALIAS jpeg-compressor::jpeg-compressor) |
| 11 | + else() |
| 12 | + add_library(jpeg-compressor INTERFACE) |
| 13 | + if(jpeg-compressor_INCLUDE_DIRS) |
| 14 | + target_include_directories(jpeg-compressor INTERFACE ${jpeg-compressor_INCLUDE_DIRS}) |
| 15 | + endif() |
| 16 | + if(jpeg-compressor_LIBRARIES) |
| 17 | + target_link_libraries(jpeg-compressor INTERFACE ${jpeg-compressor_LIBRARIES}) |
| 18 | + endif() |
| 19 | + if(jpeg-compressor_COMPILE_DEFINITIONS) |
| 20 | + target_compile_definitions(jpeg-compressor INTERFACE ${jpeg-compressor_COMPILE_DEFINITIONS}) |
| 21 | + endif() |
| 22 | + if(jpeg-compressor_COMPILE_OPTIONS_LIST) |
| 23 | + target_compile_options(jpeg-compressor INTERFACE ${jpeg-compressor_COMPILE_OPTIONS_LIST}) |
| 24 | + endif() |
| 25 | + endif() |
| 26 | + endif() |
| 27 | + |
| 28 | +else() |
| 29 | + |
| 30 | + message(STATUS "jpeg-compressor not found") |
| 31 | + message(STATUS "Building jpeg-compressor from 3rdparty sources") |
| 32 | + |
| 33 | + set(JPGC_SRC_LIST jpgd.cpp jpge.cpp) |
| 34 | + set(JPGC_HDR_LIST jpgd.h jpgd_idct.h jpge.h) |
| 35 | + add_library(jpeg-compressor OBJECT EXCLUDE_FROM_ALL ${JPGC_SRC_LIST} ${JPGC_HDR_LIST}) |
| 36 | + target_include_directories(jpeg-compressor PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}) |
| 37 | + |
| 38 | + set_target_properties(jpeg-compressor PROPERTIES |
| 39 | + FOLDER "3rdparty" |
| 40 | + POSITION_INDEPENDENT_CODE ON |
| 41 | + ) |
| 42 | + |
| 43 | +endif() |
| 44 | + |
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