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project(k2pdfopt C)
cmake_minimum_required(VERSION 2.6)
#
# Last modified by Q.P. Hou 8 June 2019
#
# ---- Test for packages
include(FindPkgConfig)
set(K2PDFOPT_LIB "-lm")
# cmake -DCMAKE_BUILD_TYPE=Debug <path>
# TODO: configure flavour with opions
##
## option (USE_MUPDF
## "Use muPDF libraries" OFF)
## option (USE_GHOSTSCRIPT
## "Use Ghostscript executable" ON)
## option (USE_DJVU
## "" OFF)
## eoption (USE_GOCR
## "" OFF)
## option (USE_LEPTONICA
## "" OFF)
## option (USE_TESSERACT
## "" OFF)
## option (USE_JASPER
## "" OFF)
## option (USE_GSL
## "" OFF)
# HAVE_K2GUI
include(FindZLIB)
if(ZLIB_FOUND)
set(HAVE_Z_LIB 1)
# include_directories(${ZLIB_INCLUDE_DIRS})
set(K2PDFOPT_LIB ${K2PDFOPT_LIB} ${ZLIB_LIBRARY})
endif(ZLIB_FOUND)
include(FindPNG)
if(PNG_FOUND)
set(HAVE_PNG_LIB 1)
set(K2PDFOPT_LIB ${K2PDFOPT_LIB} ${PNG_LIBRARY_RELEASE})
else(PNG_FOUND)
message( FATAL_ERROR "Missing required dependency libpng." )
endif(PNG_FOUND)
include(FindJPEG)
if(JPEG_FOUND)
set(HAVE_JPEG_LIB 1)
set(K2PDFOPT_LIB ${K2PDFOPT_LIB} ${JPEG_LIBRARY})
endif(JPEG_FOUND)
include(FindJasper)
if(JASPER_FOUND)
set(HAVE_JASPER_LIB 1)
endif(JASPER_FOUND)
# paths from willuslib/wgs.c
find_program(GHOSTSCRIPT_EXECUTABLE gs
# PATHS /usr/bin /usr/share/gs /usr/local/gs /opt/gs
# /usr/share/gs* /usr/local/gs* /opt/gs*
)
if(GHOSTSCRIPT_EXECUTABLE)
set(HAVE_GHOSTSCRIPT 1)
message(STATUS "Found ghostscript executable")
else()
message(STATUS "Could NOT find ghostscript executable")
endif(GHOSTSCRIPT_EXECUTABLE)
# willus.h
# HAVE_GSL_LIB
# libfreetype6 (>= 2.3.9), libjbig2dec0, libjpeg8 (>= 8c), libx11-6, libxext6, zlib1g (>= 1:1.2.0)
# MUPDF_STATIC_LDFLAGS misses mupdf-js-none, and doubles libs ...
pkg_check_modules(MUPDF mupdf)
if(MUPDF_FOUND)
set(HAVE_MUPDF_LIB 1)
# (includes jbig2dec, openjpeg, freetype)
include_directories(SYSTEM ${MUPDF_INCLUDEDIR})
message(STATUS "mupdf libraries: ${MUPDF_LDFLAGS}")
set(K2PDFOPT_LIB ${K2PDFOPT_LIB} ${MUPDF_LDFLAGS}
-lmupdf-js-none -lopenjpeg -ljbig2dec -ljpeg -lfreetype -llcms -lgumbo
)
endif(MUPDF_FOUND)
pkg_check_modules(DJVU ddjvuapi)
if(DJVU_FOUND)
set(HAVE_DJVU_LIB 1)
include_directories(SYSTEM ${DJVU_INCLUDEDIR})
set(K2PDFOPT_LIB ${K2PDFOPT_LIB} ${DJVU_LDFLAGS})
endif(DJVU_FOUND)
# HAVE_GOCR_LIB
pkg_check_modules(LEPT lept)
if(LEPT_FOUND)
set(HAVE_LEPTONICA_LIB 1)
set(K2PDFOPT_LIB ${K2PDFOPT_LIB} ${LEPT_LDFLAGS})
include_directories(SYSTEM ${LEPT_INCLUDEDIR})
endif(LEPT_FOUND)
pkg_check_modules(TESSERACT tesseract)
if(TESSERACT_FOUND)
set(HAVE_TESSERACT_LIB 1)
set(K2PDFOPT_LIB ${K2PDFOPT_LIB} ${TESSERACT_LDFLAGS})
include_directories(SYSTEM ${TESSERACT_INCLUDEDIR})
endif(TESSERACT_FOUND)
# ---- Describe project
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DUSE_CMAKE -Wall")
include_directories(. "${PROJECT_BINARY_DIR}" willuslib k2pdfoptlib)
configure_file (
"${PROJECT_SOURCE_DIR}/config.h.in"
"${PROJECT_BINARY_DIR}/config.h"
)
add_subdirectory(willuslib)
add_subdirectory(k2pdfoptlib)
# ms
add_executable(k2pdfopt k2pdfopt.c)
target_link_libraries (k2pdfopt k2pdfoptlib willuslib ${K2PDFOPT_LIB} pthread)
message("")
message("-- Summary --")
message("")
message("General:")
message(" C-flags: '${CMAKE_C_FLAGS}' (-DCMAKE_C_FLAGS=\"...\")")
message(" Build type: ${CMAKE_BUILD_TYPE} (-DCMAKE_BUILD_TYPE=\"...\")")
message("")
message("Install:")
message(" Prefix: '${CMAKE_INSTALL_PREFIX}' (-DCMAKE_INSTALL_PREFIX=...)")
message(" Doc path: '${DOC_PATH}' (-DDOC_PATH=...)")
message("")
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