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| author | Albert Astals Cid <aacid@kde.org> | 2022-07-29 00:58:42 +0200 |
|---|---|---|
| committer | Albert Astals Cid <tsdgeos@yahoo.es> | 2022-12-01 21:49:05 +0000 |
| commit | df3746fa4c9413422bb70dbbb61108922a7fddc9 (patch) | |
| tree | dbc2048b5f1c3fa30c56792305dd58a931ee7a0b | |
| parent | d5ea5a24124badf2b32a7d08dd2c06a4a40f93fb (diff) | |
cmake: Check we have a new enough libjpeg
| -rw-r--r-- | CMakeLists.txt | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt index 9861a436..42dad3ea 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -154,6 +154,23 @@ macro_optional_find_package(TIFF) macro_optional_find_package(NSS3) if(ENABLE_DCTDECODER STREQUAL "libjpeg") if(JPEG_FOUND) + include(CheckCSourceCompiles) + set(_save_CMAKE_REQUIRED_LIBRARIES "${CMAKE_REQUIRED_LIBRARIES}") + set(CMAKE_REQUIRED_LIBRARIES JPEG::JPEG) + check_c_source_compiles(" + #include <stddef.h> + #include <stdio.h> + #include <jpeglib.h> + int main() { struct jpeg_decompress_struct info; jpeg_mem_src(&info, 0, 0); return 0; }" HAVE_JPEG_MEM_SRC) + set(CMAKE_REQUIRED_LIBRARIES "${_save_CMAKE_REQUIRED_LIBRARIES}") + + if(NOT HAVE_JPEG_MEM_SRC) + message(FATAL_ERROR "Your libjpeg is too old. Poppler needs one that provides jpeg_mem_src. That is provided in libjpeg >= 8 or libjpeg-turbo >= 1.1.0. You can \ +also decide to use the internal unmaintained DCT decoder or none at all.\n\ +Possible options are: -DENABLE_DCTDECODER=libjpeg, -DENABLE_DCTDECODER=none, \ +-DENABLE_DCTDECODER=unmaintained") + endif() + set(ENABLE_LIBJPEG ${JPEG_FOUND}) else() message(STATUS "Could NOT find libjpeg.") |