| |
| project(libpng) |
| |
| SET(PNG_VER_MAJOR 1) |
| SET(PNG_VER_MINOR 4) |
| SET(PNG_VER_PATCH 0) |
| |
| # needed packages |
| find_package(ZLIB REQUIRED) |
| |
| |
| # command line options |
| option(PNG_SHARED "Build shared lib" YES) |
| option(PNG_TESTS "Build pngtest" YES) |
| #TODO: |
| # PNG_NO_CONSOLE_IO |
| # PNG_NO_STDIO |
| # PNG_CONSOLE_IO_SUPPORTED |
| # PNGARG |
| # some others :) |
| |
| set(png_asm_tmp "OFF") |
| if(NOT WIN32) |
| find_program(uname_executable NAMES uname PATHS /bin /usr/bin /usr/local/bin) |
| if(uname_executable) |
| EXEC_PROGRAM(${uname_executable} ARGS --machine OUTPUT_VARIABLE uname_output) |
| if("uname_output" MATCHES "^.*i[1-9]86.*$") |
| set(png_asm_tmp "ON") |
| else("uname_output" MATCHES "^.*i[1-9]86.*$") |
| set(png_asm_tmp "OFF") |
| endif("uname_output" MATCHES "^.*i[1-9]86.*$") |
| endif(uname_executable) |
| endif(NOT WIN32) |
| |
| option(PNG_MMX "Use MMX assembler code (x86 only)" ${png_asm_tmp}) |
| |
| |
| # msvc does not append 'lib' - do it here to have consistent name |
| if(MSVC) |
| set(PNG_LIB_NAME lib) |
| endif(MSVC) |
| #set(PNG_LIB_NAME ${PNG_LIB_NAME}png-${PNG_VER_MAJOR}.${PNG_VER_MINOR}) |
| set(PNG_LIB_NAME ${PNG_LIB_NAME}png) |
| |
| # to distinguish between debug and release lib |
| set(CMAKE_DEBUG_POSTFIX "d") |
| |
| # append _static to static lib |
| if(NOT PNG_SHARED) |
| set(PNG_LIB_NAME ${PNG_LIB_NAME}_static) |
| endif(NOT PNG_SHARED) |
| |
| |
| # our sources |
| set(libpng_sources |
| png.h |
| pngconf.h |
| pngdefs.h |
| pngpriv.h |
| png.c |
| pngerror.c |
| pngget.c |
| pngmem.c |
| pngpread.c |
| pngread.c |
| pngrio.c |
| pngrtran.c |
| pngrutil.c |
| pngset.c |
| pngtrans.c |
| pngwio.c |
| pngwrite.c |
| pngwtran.c |
| pngwutil.c |
| ) |
| set(pngtest_sources |
| pngtest.c |
| ) |
| |
| |
| if(MSVC) |
| add_definitions(-DPNG_NO_MODULEDEF -D_CRT_SECURE_NO_DEPRECATE) |
| FILE(WRITE pngdefs.h "#define PNG_USE_PNGVCRD\n") |
| set(libpng_sources ${libpng_sources} |
| pngvcrd.c |
| ) |
| else(MSVC) |
| FILE(WRITE pngdefs.h "#define PNG_USE_PNGGCCRD\n") |
| FILE(APPEND pngdefs.h "#define PNG_USE_GLOBAL_ARRAYS\n") |
| set(libpng_sources ${libpng_sources} |
| pnggccrd.c |
| ) |
| endif(MSVC) |
| |
| if(NOT PNG_MMX) |
| FILE(APPEND pngdefs.h "#define PNG_NO_MMX_CODE\n") |
| endif(NOT PNG_MMX) |
| |
| if(NOT WIN32) |
| find_library(M_LIBRARY |
| NAMES m |
| PATHS /usr/lib /usr/local/lib |
| ) |
| endif(NOT WIN32) |
| |
| # now build our target |
| include_directories(${CMAKE_SOURCE_DIR} ${ZLIB_INCLUDE_DIR}) |
| |
| if(PNG_SHARED) |
| add_library(${PNG_LIB_NAME} SHARED ${libpng_sources}) |
| else(PNG_SHARED) |
| add_library(STATIC ${libpng_sources}) |
| endif(PNG_SHARED) |
| |
| target_link_libraries(${PNG_LIB_NAME} ${ZLIB_LIBRARY} ${M_LIBRARY}) |
| if(PNG_SHARED AND WIN32) |
| set_target_properties(${PNG_LIB_NAME} PROPERTIES DEFINE_SYMBOL PNG_BUILD_DLL) |
| endif(PNG_SHARED AND WIN32) |
| |
| if(PNG_TESTS) |
| # does not work with msvc due to png_lib_ver issue |
| add_executable(pngtest ${pngtest_sources}) |
| target_link_libraries(pngtest ${PNG_LIB_NAME}) |
| # add_test(pngtest ${CMAKE_SOURCE_DIR}/pngtest.png) |
| endif(PNG_TESTS) |
| |
| |
| # install |
| install_targets(/bin ${PNG_LIB_NAME}) |
| install(FILES libpng.so DESTINATION lib) |
| install(FILES png.h pngconf.h pngpriv.h pngdefs.h DESTINATION include) |
| install(FILES libpng.3 libpngpf.3 DESTINATION man/man3) |
| # what's with libpng.txt and all the extra files? |
| |
| |
| # uninstall |
| # do we need this? |
| |
| |
| # dist |
| # do we need this? |
| |
| # to create msvc import lib for mingw compiled shared lib |
| # pexports libpng.dll > libpng.def |
| # lib /def:libpng.def /machine:x86 |
| |
| |
| |
| |