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983 lines
35 KiB
983 lines
35 KiB
![]()
4 years ago
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# CMakeLists.txt
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# Copyright (c) 2018-2020 Cosmin Truta
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# Copyright (c) 2007,2009-2018 Glenn Randers-Pehrson
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# Written by Christian Ehrlicher, 2007
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# Revised by Roger Lowman, 2009-2010
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# Revised by Clifford Yapp, 2011-2012,2017
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# Revised by Roger Leigh, 2016
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# Revised by Andreas Franek, 2016
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# Revised by Sam Serrels, 2017
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# Revised by Vadim Barkov, 2017
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# Revised by Vicky Pfau, 2018
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# Revised by Cameron Cawley, 2018
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# Revised by Kyle Bentley, 2018
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# Revised by David Callu, 2020
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# Revised by Steve Robinson, 2020
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# Revised by Simon Hausmann, 2020
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# Revised by Alex Gaynor, 2020
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# This code is released under the libpng license.
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# For conditions of distribution and use, see the disclaimer
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# and license in png.h
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cmake_minimum_required(VERSION 3.1)
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cmake_policy(VERSION 3.1)
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project(libpng C ASM)
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enable_testing()
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set(PNGLIB_MAJOR 1)
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set(PNGLIB_MINOR 6)
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set(PNGLIB_RELEASE 38)
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set(PNGLIB_NAME libpng${PNGLIB_MAJOR}${PNGLIB_MINOR})
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set(PNGLIB_VERSION ${PNGLIB_MAJOR}.${PNGLIB_MINOR}.${PNGLIB_RELEASE})
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include(GNUInstallDirs)
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# Allow users to specify location of zlib.
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# Useful if zlib is being built alongside this as a sub-project.
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option(PNG_BUILD_ZLIB "Custom zlib Location, else find_package is used" OFF)
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if(NOT PNG_BUILD_ZLIB)
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find_package(ZLIB REQUIRED)
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include_directories(${ZLIB_INCLUDE_DIRS})
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endif()
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if(UNIX AND NOT APPLE AND NOT BEOS AND NOT HAIKU AND NOT EMSCRIPTEN)
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find_library(M_LIBRARY m)
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else()
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# libm is not needed and/or not available.
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set(M_LIBRARY "")
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endif()
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# Public CMake configuration variables.
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option(PNG_SHARED "Build shared lib" ON)
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option(PNG_STATIC "Build static lib" ON)
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option(PNG_EXECUTABLES "Build libpng executables" ON)
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option(PNG_TESTS "Build libpng tests" ON)
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# Many more configuration options could be added here.
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option(PNG_FRAMEWORK "Build OS X framework" OFF)
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option(PNG_DEBUG "Build with debug output" OFF)
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option(PNG_HARDWARE_OPTIMIZATIONS "Enable hardware optimizations" ON)
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set(PNG_PREFIX "" CACHE STRING "Prefix to add to the API function names")
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set(DFA_XTRA "" CACHE FILEPATH "File containing extra configuration settings")
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if(PNG_HARDWARE_OPTIMIZATIONS)
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# Set definitions and sources for ARM.
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if(CMAKE_SYSTEM_PROCESSOR MATCHES "^arm" OR
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CMAKE_SYSTEM_PROCESSOR MATCHES "^aarch64")
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set(PNG_ARM_NEON_POSSIBLE_VALUES check on off)
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set(PNG_ARM_NEON "check"
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CACHE STRING "Enable ARM NEON optimizations: check|on|off; check is default")
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set_property(CACHE PNG_ARM_NEON
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PROPERTY STRINGS ${PNG_ARM_NEON_POSSIBLE_VALUES})
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list(FIND PNG_ARM_NEON_POSSIBLE_VALUES ${PNG_ARM_NEON} index)
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if(index EQUAL -1)
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message(FATAL_ERROR "PNG_ARM_NEON must be one of [${PNG_ARM_NEON_POSSIBLE_VALUES}]")
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elseif(NOT ${PNG_ARM_NEON} STREQUAL "off")
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set(libpng_arm_sources
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arm/arm_init.c
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arm/filter_neon.S
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arm/filter_neon_intrinsics.c
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arm/palette_neon_intrinsics.c)
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if(${PNG_ARM_NEON} STREQUAL "on")
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add_definitions(-DPNG_ARM_NEON_OPT=2)
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elseif(${PNG_ARM_NEON} STREQUAL "check")
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add_definitions(-DPNG_ARM_NEON_CHECK_SUPPORTED)
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endif()
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else()
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add_definitions(-DPNG_ARM_NEON_OPT=0)
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endif()
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endif()
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# Set definitions and sources for PowerPC.
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if(CMAKE_SYSTEM_PROCESSOR MATCHES "^powerpc*" OR
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CMAKE_SYSTEM_PROCESSOR MATCHES "^ppc64*")
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set(PNG_POWERPC_VSX_POSSIBLE_VALUES on off)
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set(PNG_POWERPC_VSX "on"
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CACHE STRING "Enable POWERPC VSX optimizations: on|off; on is default")
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set_property(CACHE PNG_POWERPC_VSX
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PROPERTY STRINGS ${PNG_POWERPC_VSX_POSSIBLE_VALUES})
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list(FIND PNG_POWERPC_VSX_POSSIBLE_VALUES ${PNG_POWERPC_VSX} index)
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if(index EQUAL -1)
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message(FATAL_ERROR "PNG_POWERPC_VSX must be one of [${PNG_POWERPC_VSX_POSSIBLE_VALUES}]")
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elseif(NOT ${PNG_POWERPC_VSX} STREQUAL "off")
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set(libpng_powerpc_sources
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powerpc/powerpc_init.c
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powerpc/filter_vsx_intrinsics.c)
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if(${PNG_POWERPC_VSX} STREQUAL "on")
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add_definitions(-DPNG_POWERPC_VSX_OPT=2)
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endif()
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else()
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add_definitions(-DPNG_POWERPC_VSX_OPT=0)
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endif()
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endif()
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# Set definitions and sources for Intel.
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if(CMAKE_SYSTEM_PROCESSOR MATCHES "^i?86" OR
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CMAKE_SYSTEM_PROCESSOR MATCHES "^x86_64*")
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set(PNG_INTEL_SSE_POSSIBLE_VALUES on off)
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set(PNG_INTEL_SSE "on"
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CACHE STRING "Enable INTEL_SSE optimizations: on|off; on is default")
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set_property(CACHE PNG_INTEL_SSE
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PROPERTY STRINGS ${PNG_INTEL_SSE_POSSIBLE_VALUES})
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list(FIND PNG_INTEL_SSE_POSSIBLE_VALUES ${PNG_INTEL_SSE} index)
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if(index EQUAL -1)
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message(FATAL_ERROR "PNG_INTEL_SSE must be one of [${PNG_INTEL_SSE_POSSIBLE_VALUES}]")
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elseif(NOT ${PNG_INTEL_SSE} STREQUAL "off")
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set(libpng_intel_sources
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intel/intel_init.c
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intel/filter_sse2_intrinsics.c)
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if(${PNG_INTEL_SSE} STREQUAL "on")
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add_definitions(-DPNG_INTEL_SSE_OPT=1)
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endif()
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else()
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add_definitions(-DPNG_INTEL_SSE_OPT=0)
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endif()
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endif()
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# Set definitions and sources for MIPS.
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if(CMAKE_SYSTEM_PROCESSOR MATCHES "mipsel*" OR
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CMAKE_SYSTEM_PROCESSOR MATCHES "mips64el*")
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set(PNG_MIPS_MSA_POSSIBLE_VALUES on off)
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set(PNG_MIPS_MSA "on"
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CACHE STRING "Enable MIPS_MSA optimizations: on|off; on is default")
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set_property(CACHE PNG_MIPS_MSA
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PROPERTY STRINGS ${PNG_MIPS_MSA_POSSIBLE_VALUES})
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list(FIND PNG_MIPS_MSA_POSSIBLE_VALUES ${PNG_MIPS_MSA} index)
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if(index EQUAL -1)
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message(FATAL_ERROR "PNG_MIPS_MSA must be one of [${PNG_MIPS_MSA_POSSIBLE_VALUES}]")
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elseif(NOT ${PNG_MIPS_MSA} STREQUAL "off")
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set(libpng_mips_sources
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mips/mips_init.c
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mips/filter_msa_intrinsics.c)
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if(${PNG_MIPS_MSA} STREQUAL "on")
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add_definitions(-DPNG_MIPS_MSA_OPT=2)
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endif()
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else()
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add_definitions(-DPNG_MIPS_MSA_OPT=0)
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endif()
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endif()
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else(PNG_HARDWARE_OPTIMIZATIONS)
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# Set definitions and sources for ARM.
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if(CMAKE_SYSTEM_PROCESSOR MATCHES "^arm" OR
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CMAKE_SYSTEM_PROCESSOR MATCHES "^aarch64")
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add_definitions(-DPNG_ARM_NEON_OPT=0)
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endif()
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# Set definitions and sources for PowerPC.
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if(CMAKE_SYSTEM_PROCESSOR MATCHES "^powerpc*" OR
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CMAKE_SYSTEM_PROCESSOR MATCHES "^ppc64*")
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add_definitions(-DPNG_POWERPC_VSX_OPT=0)
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endif()
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# Set definitions and sources for Intel.
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if(CMAKE_SYSTEM_PROCESSOR MATCHES "^i?86" OR
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CMAKE_SYSTEM_PROCESSOR MATCHES "^x86_64*")
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add_definitions(-DPNG_INTEL_SSE_OPT=0)
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endif()
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# Set definitions and sources for MIPS.
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if(CMAKE_SYSTEM_PROCESSOR MATCHES "mipsel*" OR
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CMAKE_SYSTEM_PROCESSOR MATCHES "mips64el*")
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add_definitions(-DPNG_MIPS_MSA_OPT=0)
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endif()
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endif(PNG_HARDWARE_OPTIMIZATIONS)
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# Set PNG_LIB_NAME.
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set(PNG_LIB_NAME png${PNGLIB_MAJOR}${PNGLIB_MINOR})
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# Distinguish between debug and release builds.
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set(CMAKE_DEBUG_POSTFIX "d")
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include(CheckCSourceCompiles)
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option(ld-version-script "Enable linker version script" ON)
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if(ld-version-script AND NOT APPLE)
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# Check if LD supports linker scripts.
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file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/conftest.map" "VERS_1 {
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global: sym;
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local: *;
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};
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VERS_2 {
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global: sym2;
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main;
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} VERS_1;
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")
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set(CMAKE_REQUIRED_FLAGS_SAVE ${CMAKE_REQUIRED_FLAGS})
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set(CMAKE_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS} "-Wl,--version-script='${CMAKE_CURRENT_BINARY_DIR}/conftest.map'")
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check_c_source_compiles("void sym(void) {}
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void sym2(void) {}
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int main(void) {return 0;}
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" HAVE_LD_VERSION_SCRIPT)
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if(NOT HAVE_LD_VERSION_SCRIPT)
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set(CMAKE_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS_SAVE} "-Wl,-M -Wl,${CMAKE_CURRENT_BINARY_DIR}/conftest.map")
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check_c_source_compiles("void sym(void) {}
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void sym2(void) {}
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int main(void) {return 0;}
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" HAVE_SOLARIS_LD_VERSION_SCRIPT)
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endif()
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set(CMAKE_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS_SAVE})
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file(REMOVE "${CMAKE_CURRENT_BINARY_DIR}/conftest.map")
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endif()
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# Find symbol prefix. Likely obsolete and unnecessary with recent
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# toolchains (it's not done in many other projects).
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function(symbol_prefix)
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set(SYMBOL_PREFIX)
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execute_process(COMMAND "${CMAKE_C_COMPILER}" "-E" "-"
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INPUT_FILE /dev/null
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OUTPUT_VARIABLE OUT
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RESULT_VARIABLE STATUS)
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if(CPP_FAIL)
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message(WARNING "Failed to run the C preprocessor")
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endif()
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string(REPLACE "\n" ";" OUT "${OUT}")
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foreach(line ${OUT})
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string(REGEX MATCH "^PREFIX=" found_match "${line}")
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if(found_match)
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string(REGEX REPLACE "^PREFIX=(.*\)" "\\1" prefix "${line}")
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string(REGEX MATCH "__USER_LABEL_PREFIX__" found_match "${prefix}")
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if(found_match)
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string(REGEX REPLACE "(.*)__USER_LABEL_PREFIX__(.*)" "\\1\\2" prefix "${prefix}")
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endif()
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set(SYMBOL_PREFIX "${prefix}")
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endif()
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endforeach()
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message(STATUS "Symbol prefix: ${SYMBOL_PREFIX}")
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set(SYMBOL_PREFIX "${SYMBOL_PREFIX}" PARENT_SCOPE)
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endfunction()
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if(UNIX)
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symbol_prefix()
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endif()
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find_program(AWK NAMES gawk awk)
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include_directories(${CMAKE_CURRENT_BINARY_DIR})
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if(NOT AWK OR ANDROID OR IOS)
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# No awk available to generate sources; use pre-built pnglibconf.h
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configure_file(${CMAKE_CURRENT_SOURCE_DIR}/scripts/pnglibconf.h.prebuilt
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${CMAKE_CURRENT_BINARY_DIR}/pnglibconf.h)
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add_custom_target(genfiles) # Dummy
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else()
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# Generate .chk from .out with awk:
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# generate_chk(INPUT inputfile OUTPUT outputfile [DEPENDS dep1 [dep2...]])
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include(CMakeParseArguments)
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function(generate_chk)
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set(options)
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set(oneValueArgs INPUT OUTPUT)
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set(multiValueArgs DEPENDS)
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cmake_parse_arguments(_GC "${options}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN})
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if(NOT _GC_INPUT)
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message(FATAL_ERROR "generate_chk: Missing INPUT argument")
|
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endif()
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if(NOT _GC_OUTPUT)
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message(FATAL_ERROR "generate_chk: Missing OUTPUT argument")
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endif()
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add_custom_command(OUTPUT "${_GC_OUTPUT}"
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COMMAND "${CMAKE_COMMAND}"
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"-DINPUT=${_GC_INPUT}"
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"-DOUTPUT=${_GC_OUTPUT}"
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-P "${CMAKE_CURRENT_BINARY_DIR}/scripts/genchk.cmake"
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DEPENDS "${_GC_INPUT}" ${_GC_DEPENDS}
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WORKING_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}")
|
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endfunction()
|
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|
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||
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# Generate .out from .c with awk
|
||
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# generate_out(INPUT inputfile OUTPUT outputfile [DEPENDS dep1 [dep2...]])
|
||
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function(generate_out)
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set(options)
|
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set(oneValueArgs INPUT OUTPUT)
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set(multiValueArgs DEPENDS)
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cmake_parse_arguments(_GO "${options}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN})
|
||
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if(NOT _GO_INPUT)
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message(FATAL_ERROR "generate_out: Missing INPUT argument")
|
||
|
endif()
|
||
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if(NOT _GO_OUTPUT)
|
||
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message(FATAL_ERROR "generate_out: Missing OUTPUT argument")
|
||
|
endif()
|
||
|
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||
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add_custom_command(OUTPUT "${_GO_OUTPUT}"
|
||
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COMMAND "${CMAKE_COMMAND}"
|
||
|
"-DINPUT=${_GO_INPUT}"
|
||
|
"-DOUTPUT=${_GO_OUTPUT}"
|
||
|
-P "${CMAKE_CURRENT_BINARY_DIR}/scripts/genout.cmake"
|
||
|
DEPENDS "${_GO_INPUT}" ${_GO_DEPENDS}
|
||
|
WORKING_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}")
|
||
|
endfunction()
|
||
|
|
||
|
# Generate specific source file with awk
|
||
|
# generate_source(OUTPUT outputfile [DEPENDS dep1 [dep2...]])
|
||
|
function(generate_source)
|
||
|
set(options)
|
||
|
set(oneValueArgs OUTPUT)
|
||
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set(multiValueArgs DEPENDS)
|
||
|
cmake_parse_arguments(_GSO "${options}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN})
|
||
|
if(NOT _GSO_OUTPUT)
|
||
|
message(FATAL_ERROR "generate_source: Missing OUTPUT argument")
|
||
|
endif()
|
||
|
|
||
|
add_custom_command(OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/${_GSO_OUTPUT}"
|
||
|
COMMAND "${CMAKE_COMMAND}"
|
||
|
"-DOUTPUT=${_GSO_OUTPUT}"
|
||
|
-P "${CMAKE_CURRENT_BINARY_DIR}/scripts/gensrc.cmake"
|
||
|
DEPENDS ${_GSO_DEPENDS}
|
||
|
WORKING_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}")
|
||
|
endfunction()
|
||
|
|
||
|
# Copy file
|
||
|
function(generate_copy source destination)
|
||
|
add_custom_command(OUTPUT "${destination}"
|
||
|
COMMAND "${CMAKE_COMMAND}"
|
||
|
-E remove "${destination}"
|
||
|
COMMAND "${CMAKE_COMMAND}"
|
||
|
-E copy "${source}" "${destination}"
|
||
|
DEPENDS "${source}")
|
||
|
endfunction()
|
||
|
|
||
|
# Generate scripts/pnglibconf.h
|
||
|
generate_source(OUTPUT "scripts/pnglibconf.c"
|
||
|
DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/scripts/pnglibconf.dfa"
|
||
|
"${CMAKE_CURRENT_SOURCE_DIR}/scripts/options.awk"
|
||
|
"${CMAKE_CURRENT_SOURCE_DIR}/pngconf.h")
|
||
|
|
||
|
# Generate pnglibconf.c
|
||
|
generate_source(OUTPUT "pnglibconf.c"
|
||
|
DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/scripts/pnglibconf.dfa"
|
||
|
"${CMAKE_CURRENT_SOURCE_DIR}/scripts/options.awk"
|
||
|
"${CMAKE_CURRENT_SOURCE_DIR}/pngconf.h")
|
||
|
|
||
|
if(PNG_PREFIX)
|
||
|
set(PNGLIBCONF_H_EXTRA_DEPENDS
|
||
|
"${CMAKE_CURRENT_BINARY_DIR}/scripts/prefix.out"
|
||
|
"${CMAKE_CURRENT_SOURCE_DIR}/scripts/macro.lst")
|
||
|
set(PNGPREFIX_H_EXTRA_DEPENDS
|
||
|
"${CMAKE_CURRENT_BINARY_DIR}/scripts/intprefix.out")
|
||
|
endif()
|
||
|
|
||
|
generate_out(INPUT "${CMAKE_CURRENT_BINARY_DIR}/pnglibconf.c"
|
||
|
OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/pnglibconf.out")
|
||
|
|
||
|
# Generate pnglibconf.h
|
||
|
generate_source(OUTPUT "pnglibconf.h"
|
||
|
DEPENDS "${CMAKE_CURRENT_BINARY_DIR}/pnglibconf.out"
|
||
|
${PNGLIBCONF_H_EXTRA_DEPENDS})
|
||
|
|
||
|
generate_out(INPUT "${CMAKE_CURRENT_SOURCE_DIR}/scripts/intprefix.c"
|
||
|
OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/scripts/intprefix.out"
|
||
|
DEPENDS "${CMAKE_CURRENT_BINARY_DIR}/pnglibconf.h")
|
||
|
|
||
|
generate_out(INPUT "${CMAKE_CURRENT_SOURCE_DIR}/scripts/prefix.c"
|
||
|
OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/scripts/prefix.out"
|
||
|
DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/png.h"
|
||
|
"${CMAKE_CURRENT_SOURCE_DIR}/pngconf.h"
|
||
|
"${CMAKE_CURRENT_BINARY_DIR}/pnglibconf.out")
|
||
|
|
||
|
# Generate pngprefix.h
|
||
|
generate_source(OUTPUT "pngprefix.h"
|
||
|
DEPENDS ${PNGPREFIX_H_EXTRA_DEPENDS})
|
||
|
|
||
|
generate_out(INPUT "${CMAKE_CURRENT_SOURCE_DIR}/scripts/sym.c"
|
||
|
OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/scripts/sym.out"
|
||
|
DEPENDS "${CMAKE_CURRENT_BINARY_DIR}/pnglibconf.h")
|
||
|
|
||
|
generate_out(INPUT "${CMAKE_CURRENT_SOURCE_DIR}/scripts/symbols.c"
|
||
|
OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/scripts/symbols.out"
|
||
|
DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/png.h"
|
||
|
"${CMAKE_CURRENT_SOURCE_DIR}/pngconf.h"
|
||
|
"${CMAKE_CURRENT_SOURCE_DIR}/scripts/pnglibconf.h.prebuilt")
|
||
|
|
||
|
generate_out(INPUT "${CMAKE_CURRENT_SOURCE_DIR}/scripts/vers.c"
|
||
|
OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/scripts/vers.out"
|
||
|
DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/png.h"
|
||
|
"${CMAKE_CURRENT_SOURCE_DIR}/pngconf.h"
|
||
|
"${CMAKE_CURRENT_BINARY_DIR}/pnglibconf.h")
|
||
|
|
||
|
generate_chk(INPUT "${CMAKE_CURRENT_BINARY_DIR}/scripts/symbols.out"
|
||
|
OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/scripts/symbols.chk"
|
||
|
DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/scripts/checksym.awk"
|
||
|
"${CMAKE_CURRENT_SOURCE_DIR}/scripts/symbols.def")
|
||
|
|
||
|
add_custom_target(symbol-check
|
||
|
DEPENDS "${CMAKE_CURRENT_BINARY_DIR}/scripts/symbols.chk")
|
||
|
|
||
|
generate_copy("${CMAKE_CURRENT_BINARY_DIR}/scripts/sym.out"
|
||
|
"${CMAKE_CURRENT_BINARY_DIR}/libpng.sym")
|
||
|
generate_copy("${CMAKE_CURRENT_BINARY_DIR}/scripts/vers.out"
|
||
|
"${CMAKE_CURRENT_BINARY_DIR}/libpng.vers")
|
||
|
|
||
|
add_custom_target(genvers
|
||
|
DEPENDS "${CMAKE_CURRENT_BINARY_DIR}/libpng.vers")
|
||
|
add_custom_target(gensym
|
||
|
DEPENDS "${CMAKE_CURRENT_BINARY_DIR}/libpng.sym")
|
||
|
|
||
|
add_custom_target("genprebuilt"
|
||
|
COMMAND "${CMAKE_COMMAND}"
|
||
|
"-DOUTPUT=scripts/pnglibconf.h.prebuilt"
|
||
|
-P "${CMAKE_CURRENT_BINARY_DIR}/scripts/gensrc.cmake"
|
||
|
WORKING_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}")
|
||
|
|
||
|
# A single target handles generation of all generated files.
|
||
|
# If they are depended upon separately by multiple targets, this
|
||
|
# confuses parallel make (it would require a separate top-level
|
||
|
# target for each file to track the dependencies properly).
|
||
|
add_custom_target(genfiles
|
||
|
DEPENDS "${CMAKE_CURRENT_BINARY_DIR}/libpng.sym"
|
||
|
"${CMAKE_CURRENT_BINARY_DIR}/libpng.vers"
|
||
|
"${CMAKE_CURRENT_BINARY_DIR}/pnglibconf.c"
|
||
|
"${CMAKE_CURRENT_BINARY_DIR}/pnglibconf.h"
|
||
|
"${CMAKE_CURRENT_BINARY_DIR}/pnglibconf.out"
|
||
|
"${CMAKE_CURRENT_BINARY_DIR}/pngprefix.h"
|
||
|
"${CMAKE_CURRENT_BINARY_DIR}/scripts/intprefix.out"
|
||
|
"${CMAKE_CURRENT_BINARY_DIR}/scripts/pnglibconf.c"
|
||
|
"${CMAKE_CURRENT_BINARY_DIR}/scripts/prefix.out"
|
||
|
"${CMAKE_CURRENT_BINARY_DIR}/scripts/sym.out"
|
||
|
"${CMAKE_CURRENT_BINARY_DIR}/scripts/symbols.chk"
|
||
|
"${CMAKE_CURRENT_BINARY_DIR}/scripts/symbols.out"
|
||
|
"${CMAKE_CURRENT_BINARY_DIR}/scripts/vers.out")
|
||
|
endif(NOT AWK OR ANDROID OR IOS)
|
||
|
|
||
|
# List the source code files.
|
||
|
set(libpng_public_hdrs
|
||
|
png.h
|
||
|
pngconf.h
|
||
|
"${CMAKE_CURRENT_BINARY_DIR}/pnglibconf.h"
|
||
|
)
|
||
|
set(libpng_private_hdrs
|
||
|
pngpriv.h
|
||
|
pngdebug.h
|
||
|
pnginfo.h
|
||
|
pngstruct.h
|
||
|
)
|
||
|
if(AWK AND NOT ANDROID AND NOT IOS)
|
||
|
list(APPEND libpng_private_hdrs "${CMAKE_CURRENT_BINARY_DIR}/pngprefix.h")
|
||
|
endif()
|
||
|
set(libpng_sources
|
||
|
${libpng_public_hdrs}
|
||
|
${libpng_private_hdrs}
|
||
|
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
|
||
|
${libpng_arm_sources}
|
||
|
${libpng_intel_sources}
|
||
|
${libpng_mips_sources}
|
||
|
${libpng_powerpc_sources}
|
||
|
)
|
||
|
set(pngtest_sources
|
||
|
pngtest.c
|
||
|
)
|
||
|
set(pngvalid_sources
|
||
|
contrib/libtests/pngvalid.c
|
||
|
)
|
||
|
set(pngstest_sources
|
||
|
contrib/libtests/pngstest.c
|
||
|
)
|
||
|
set(pngunknown_sources
|
||
|
contrib/libtests/pngunknown.c
|
||
|
)
|
||
|
set(pngimage_sources
|
||
|
contrib/libtests/pngimage.c
|
||
|
)
|
||
|
set(pngfix_sources
|
||
|
contrib/tools/pngfix.c
|
||
|
)
|
||
|
set(png_fix_itxt_sources
|
||
|
contrib/tools/png-fix-itxt.c
|
||
|
)
|
||
|
|
||
|
if(MSVC)
|
||
|
add_definitions(-D_CRT_SECURE_NO_DEPRECATE)
|
||
|
endif()
|
||
|
|
||
|
if(PNG_DEBUG)
|
||
|
add_definitions(-DPNG_DEBUG)
|
||
|
endif()
|
||
|
|
||
|
# Now build our target.
|
||
|
include_directories(${CMAKE_CURRENT_SOURCE_DIR} ${ZLIB_INCLUDE_DIRS})
|
||
|
|
||
|
unset(PNG_LIB_TARGETS)
|
||
|
|
||
|
if(PNG_SHARED)
|
||
|
add_library(png SHARED ${libpng_sources})
|
||
|
set(PNG_LIB_TARGETS png)
|
||
|
set_target_properties(png PROPERTIES OUTPUT_NAME ${PNG_LIB_NAME})
|
||
|
add_dependencies(png genfiles)
|
||
|
if(MSVC)
|
||
|
# MVC does not append 'lib'. Do it here, to have consistent name.
|
||
|
set_target_properties(png PROPERTIES PREFIX "lib")
|
||
|
set_target_properties(png PROPERTIES IMPORT_PREFIX "lib")
|
||
|
endif()
|
||
|
target_link_libraries(png ${ZLIB_LIBRARIES} ${M_LIBRARY})
|
||
|
|
||
|
if(UNIX AND AWK)
|
||
|
if(HAVE_LD_VERSION_SCRIPT)
|
||
|
set_target_properties(png PROPERTIES
|
||
|
LINK_FLAGS "-Wl,--version-script='${CMAKE_CURRENT_BINARY_DIR}/libpng.vers'")
|
||
|
elseif(HAVE_SOLARIS_LD_VERSION_SCRIPT)
|
||
|
set_target_properties(png PROPERTIES
|
||
|
LINK_FLAGS "-Wl,-M -Wl,'${CMAKE_CURRENT_BINARY_DIR}/libpng.vers'")
|
||
|
endif()
|
||
|
endif()
|
||
|
endif()
|
||
|
|
||
|
if(PNG_STATIC)
|
||
|
# does not work without changing name
|
||
|
set(PNG_LIB_NAME_STATIC png_static)
|
||
|
add_library(png_static STATIC ${libpng_sources})
|
||
|
add_dependencies(png_static genfiles)
|
||
|
# MSVC doesn't use a different file extension for shared vs. static
|
||
|
# libs. We are able to change OUTPUT_NAME to remove the _static
|
||
|
# for all other platforms.
|
||
|
if(NOT MSVC)
|
||
|
set_target_properties(png_static PROPERTIES
|
||
|
OUTPUT_NAME "${PNG_LIB_NAME}"
|
||
|
CLEAN_DIRECT_OUTPUT 1)
|
||
|
else()
|
||
|
set_target_properties(png_static PROPERTIES
|
||
|
OUTPUT_NAME "${PNG_LIB_NAME}_static"
|
||
|
CLEAN_DIRECT_OUTPUT 1)
|
||
|
endif()
|
||
|
list(APPEND PNG_LIB_TARGETS png_static)
|
||
|
if(MSVC)
|
||
|
# MSVC does not append 'lib'. Do it here, to have consistent name.
|
||
|
set_target_properties(png_static PROPERTIES PREFIX "lib")
|
||
|
endif()
|
||
|
target_link_libraries(png_static ${ZLIB_LIBRARIES} ${M_LIBRARY})
|
||
|
endif()
|
||
|
|
||
|
if(PNG_FRAMEWORK)
|
||
|
set(PNG_LIB_NAME_FRAMEWORK png_framework)
|
||
|
add_library(png_framework SHARED ${libpng_sources})
|
||
|
add_dependencies(png_framework genfiles)
|
||
|
list(APPEND PNG_LIB_TARGETS png_framework)
|
||
|
set_target_properties(png_framework PROPERTIES
|
||
|
FRAMEWORK TRUE
|
||
|
FRAMEWORK_VERSION ${PNGLIB_VERSION}
|
||
|
MACOSX_FRAMEWORK_SHORT_VERSION_STRING ${PNGLIB_MAJOR}.${PNGLIB_MINOR}
|
||
|
MACOSX_FRAMEWORK_BUNDLE_VERSION ${PNGLIB_VERSION}
|
||
|
MACOSX_FRAMEWORK_IDENTIFIER org.libpng.libpng
|
||
|
XCODE_ATTRIBUTE_INSTALL_PATH "@rpath"
|
||
|
PUBLIC_HEADER "${libpng_public_hdrs}"
|
||
|
OUTPUT_NAME png)
|
||
|
target_link_libraries(png_framework ${ZLIB_LIBRARIES} ${M_LIBRARY})
|
||
|
endif()
|
||
|
|
||
|
if(NOT PNG_LIB_TARGETS)
|
||
|
message(SEND_ERROR "No library variant selected to build. "
|
||
|
"Please enable at least one of the following options: "
|
||
|
"PNG_STATIC, PNG_SHARED, PNG_FRAMEWORK")
|
||
|
endif()
|
||
|
|
||
|
if(PNG_SHARED AND WIN32)
|
||
|
set_target_properties(png PROPERTIES
|
||
|
DEFINE_SYMBOL PNG_BUILD_DLL)
|
||
|
endif()
|
||
|
|
||
|
function(png_add_test)
|
||
|
set(options)
|
||
|
set(oneValueArgs NAME COMMAND)
|
||
|
set(multiValueArgs OPTIONS FILES)
|
||
|
cmake_parse_arguments(_PAT "${options}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN})
|
||
|
|
||
|
if(NOT _PAT_NAME)
|
||
|
message(FATAL_ERROR "png_add_test: Missing NAME argument")
|
||
|
endif()
|
||
|
if(NOT _PAT_COMMAND)
|
||
|
message(FATAL_ERROR "png_add_test: Missing COMMAND argument")
|
||
|
endif()
|
||
|
|
||
|
set(TEST_OPTIONS "${_PAT_OPTIONS}")
|
||
|
set(TEST_FILES "${_PAT_FILES}")
|
||
|
|
||
|
configure_file("${CMAKE_CURRENT_SOURCE_DIR}/scripts/test.cmake.in"
|
||
|
"${CMAKE_CURRENT_BINARY_DIR}/tests/${_PAT_NAME}.cmake"
|
||
|
@ONLY)
|
||
|
add_test(NAME "${_PAT_NAME}"
|
||
|
COMMAND "${CMAKE_COMMAND}"
|
||
|
"-DLIBPNG=$<TARGET_FILE:png>"
|
||
|
"-DTEST_COMMAND=$<TARGET_FILE:${_PAT_COMMAND}>"
|
||
|
-P "${CMAKE_CURRENT_BINARY_DIR}/tests/${_PAT_NAME}.cmake")
|
||
|
endfunction()
|
||
|
|
||
|
if(PNG_TESTS AND PNG_SHARED)
|
||
|
# Find test PNG files by globbing, but sort lists to ensure
|
||
|
# consistency between different filesystems.
|
||
|
file(GLOB PNGSUITE_PNGS "${CMAKE_CURRENT_SOURCE_DIR}/contrib/pngsuite/*.png")
|
||
|
list(SORT PNGSUITE_PNGS)
|
||
|
file(GLOB TEST_PNGS "${CMAKE_CURRENT_SOURCE_DIR}/contrib/testpngs/*.png")
|
||
|
list(SORT TEST_PNGS)
|
||
|
|
||
|
set(PNGTEST_PNG "${CMAKE_CURRENT_SOURCE_DIR}/pngtest.png")
|
||
|
|
||
|
add_executable(pngtest ${pngtest_sources})
|
||
|
target_link_libraries(pngtest png)
|
||
|
|
||
|
png_add_test(NAME pngtest
|
||
|
COMMAND pngtest
|
||
|
FILES "${PNGTEST_PNG}")
|
||
|
|
||
|
add_executable(pngvalid ${pngvalid_sources})
|
||
|
target_link_libraries(pngvalid png)
|
||
|
|
||
|
png_add_test(NAME pngvalid-gamma-16-to-8
|
||
|
COMMAND pngvalid
|
||
|
OPTIONS --gamma-16-to-8)
|
||
|
png_add_test(NAME pngvalid-gamma-alpha-mode
|
||
|
COMMAND pngvalid
|
||
|
OPTIONS --gamma-alpha-mode)
|
||
|
png_add_test(NAME pngvalid-gamma-background
|
||
|
COMMAND pngvalid
|
||
|
OPTIONS --gamma-background)
|
||
|
png_add_test(NAME pngvalid-gamma-expand16-alpha-mode
|
||
|
COMMAND pngvalid
|
||
|
OPTIONS --gamma-alpha-mode --expand16)
|
||
|
png_add_test(NAME pngvalid-gamma-expand16-background
|
||
|
COMMAND pngvalid
|
||
|
OPTIONS --gamma-background --expand16)
|
||
|
png_add_test(NAME pngvalid-gamma-expand16-transform
|
||
|
COMMAND pngvalid
|
||
|
OPTIONS --gamma-transform --expand16)
|
||
|
png_add_test(NAME pngvalid-gamma-sbit
|
||
|
COMMAND pngvalid
|
||
|
OPTIONS --gamma-sbit)
|
||
|
png_add_test(NAME pngvalid-gamma-threshold
|
||
|
COMMAND pngvalid
|
||
|
OPTIONS --gamma-threshold)
|
||
|
png_add_test(NAME pngvalid-gamma-transform
|
||
|
COMMAND pngvalid
|
||
|
OPTIONS --gamma-transform)
|
||
|
png_add_test(NAME pngvalid-progressive-interlace-standard
|
||
|
COMMAND pngvalid
|
||
|
OPTIONS --standard --progressive-read --interlace)
|
||
|
png_add_test(NAME pngvalid-progressive-size
|
||
|
COMMAND pngvalid
|
||
|
OPTIONS --size --progressive-read)
|
||
|
png_add_test(NAME pngvalid-progressive-standard
|
||
|
COMMAND pngvalid
|
||
|
OPTIONS --standard --progressive-read)
|
||
|
png_add_test(NAME pngvalid-standard
|
||
|
COMMAND pngvalid
|
||
|
OPTIONS --standard)
|
||
|
png_add_test(NAME pngvalid-transform
|
||
|
COMMAND pngvalid
|
||
|
OPTIONS --transform)
|
||
|
|
||
|
add_executable(pngstest ${pngstest_sources})
|
||
|
target_link_libraries(pngstest png)
|
||
|
|
||
|
foreach(gamma_type 1.8 linear none sRGB)
|
||
|
foreach(alpha_type none alpha)
|
||
|
set(PNGSTEST_FILES)
|
||
|
foreach(test_png ${TEST_PNGS})
|
||
|
string(REGEX MATCH ".*-linear[-.].*" TEST_PNG_LINEAR "${test_png}")
|
||
|
string(REGEX MATCH ".*-sRGB[-.].*" TEST_PNG_SRGB "${test_png}")
|
||
|
string(REGEX MATCH ".*-1.8[-.].*" TEST_PNG_G18 "${test_png}")
|
||
|
string(REGEX MATCH ".*-alpha-.*" TEST_PNG_ALPHA "${test_png}")
|
||
|
|
||
|
set(TEST_PNG_VALID TRUE)
|
||
|
|
||
|
if(TEST_PNG_ALPHA)
|
||
|
if(NOT "${alpha_type}" STREQUAL "alpha")
|
||
|
set(TEST_PNG_VALID FALSE)
|
||
|
endif()
|
||
|
else()
|
||
|
if("${alpha_type}" STREQUAL "alpha")
|
||
|
set(TEST_PNG_VALID FALSE)
|
||
|
endif()
|
||
|
endif()
|
||
|
|
||
|
if(TEST_PNG_LINEAR)
|
||
|
if(NOT "${gamma_type}" STREQUAL "linear")
|
||
|
set(TEST_PNG_VALID FALSE)
|
||
|
endif()
|
||
|
elseif(TEST_PNG_SRGB)
|
||
|
if(NOT "${gamma_type}" STREQUAL "sRGB")
|
||
|
set(TEST_PNG_VALID FALSE)
|
||
|
endif()
|
||
|
elseif(TEST_PNG_G18)
|
||
|
if(NOT "${gamma_type}" STREQUAL "1.8")
|
||
|
set(TEST_PNG_VALID FALSE)
|
||
|
endif()
|
||
|
else()
|
||
|
if(NOT "${gamma_type}" STREQUAL "none")
|
||
|
set(TEST_PNG_VALID FALSE)
|
||
|
endif()
|
||
|
endif()
|
||
|
|
||
|
if(TEST_PNG_VALID)
|
||
|
list(APPEND PNGSTEST_FILES "${test_png}")
|
||
|
endif()
|
||
|
endforeach()
|
||
|
# Should already be sorted, but sort anyway to be certain.
|
||
|
list(SORT PNGSTEST_FILES)
|
||
|
png_add_test(NAME pngstest-${gamma_type}-${alpha_type}
|
||
|
COMMAND pngstest
|
||
|
OPTIONS --tmpfile "${gamma_type}-${alpha_type}-" --log
|
||
|
FILES ${PNGSTEST_FILES})
|
||
|
endforeach()
|
||
|
endforeach()
|
||
|
|
||
|
add_executable(pngunknown ${pngunknown_sources})
|
||
|
target_link_libraries(pngunknown png)
|
||
|
|
||
|
png_add_test(NAME pngunknown-discard
|
||
|
COMMAND pngunknown
|
||
|
OPTIONS --strict default=discard
|
||
|
FILES "${PNGTEST_PNG}")
|
||
|
png_add_test(NAME pngunknown-IDAT
|
||
|
COMMAND pngunknown
|
||
|
OPTIONS --strict default=discard IDAT=save
|
||
|
FILES "${PNGTEST_PNG}")
|
||
|
png_add_test(NAME pngunknown-if-safe
|
||
|
COMMAND pngunknown
|
||
|
OPTIONS --strict default=if-safe
|
||
|
FILES "${PNGTEST_PNG}")
|
||
|
png_add_test(NAME pngunknown-sAPI
|
||
|
COMMAND pngunknown
|
||
|
OPTIONS --strict bKGD=save cHRM=save gAMA=save all=discard iCCP=save sBIT=save sRGB=save
|
||
|
FILES "${PNGTEST_PNG}")
|
||
|
png_add_test(NAME pngunknown-save
|
||
|
COMMAND pngunknown
|
||
|
OPTIONS --strict default=save
|
||
|
FILES "${PNGTEST_PNG}")
|
||
|
png_add_test(NAME pngunknown-sTER
|
||
|
COMMAND pngunknown
|
||
|
OPTIONS --strict sTER=if-safe
|
||
|
FILES "${PNGTEST_PNG}")
|
||
|
png_add_test(NAME pngunknown-vpAg
|
||
|
COMMAND pngunknown
|
||
|
OPTIONS --strict vpAg=if-safe
|
||
|
FILES "${PNGTEST_PNG}")
|
||
|
|
||
|
add_executable(pngimage ${pngimage_sources})
|
||
|
target_link_libraries(pngimage png)
|
||
|
|
||
|
png_add_test(NAME pngimage-quick
|
||
|
COMMAND pngimage
|
||
|
OPTIONS --list-combos --log
|
||
|
FILES ${PNGSUITE_PNGS})
|
||
|
png_add_test(NAME pngimage-full
|
||
|
COMMAND pngimage
|
||
|
OPTIONS --exhaustive --list-combos --log
|
||
|
FILES ${PNGSUITE_PNGS})
|
||
|
endif()
|
||
|
|
||
|
if(PNG_SHARED AND PNG_EXECUTABLES)
|
||
|
add_executable(pngfix ${pngfix_sources})
|
||
|
target_link_libraries(pngfix png)
|
||
|
set(PNG_BIN_TARGETS pngfix)
|
||
|
|
||
|
add_executable(png-fix-itxt ${png_fix_itxt_sources})
|
||
|
target_link_libraries(png-fix-itxt ${ZLIB_LIBRARIES} ${M_LIBRARY})
|
||
|
list(APPEND PNG_BIN_TARGETS png-fix-itxt)
|
||
|
endif()
|
||
|
|
||
|
# Creates a symlink from src to dest (if possible), or, alternatively,
|
||
|
# copies src to dest if different.
|
||
|
include(CMakeParseArguments)
|
||
|
function(create_symlink DEST_FILE)
|
||
|
cmake_parse_arguments(S "" "FILE;TARGET" "" ${ARGN})
|
||
|
|
||
|
if(NOT S_TARGET AND NOT S_FILE)
|
||
|
message(FATAL_ERROR "create_symlink: Missing TARGET or FILE argument")
|
||
|
endif()
|
||
|
|
||
|
if(S_TARGET AND S_FILE)
|
||
|
message(FATAL_ERROR "create_symlink: "
|
||
|
"Both source file ${S_FILE} and build target ${S_TARGET} arguments are present; "
|
||
|
"can only have one")
|
||
|
endif()
|
||
|
|
||
|
if(S_FILE)
|
||
|
# If we don't need to symlink something that's coming from a build target,
|
||
|
# we can go ahead and symlink/copy at configure time.
|
||
|
if(CMAKE_HOST_WIN32 AND NOT CYGWIN)
|
||
|
execute_process(COMMAND "${CMAKE_COMMAND}"
|
||
|
-E copy_if_different
|
||
|
${S_FILE} ${DEST_FILE}
|
||
|
WORKING_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}")
|
||
|
else()
|
||
|
execute_process(COMMAND "${CMAKE_COMMAND}"
|
||
|
-E create_symlink
|
||
|
${S_FILE} ${DEST_FILE}
|
||
|
WORKING_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}")
|
||
|
endif()
|
||
|
endif()
|
||
|
|
||
|
if(S_TARGET)
|
||
|
# We need to use generator expressions, which can be a bit tricky.
|
||
|
# For simplicity, make the symlink a POST_BUILD step, and use the TARGET
|
||
|
# signature of add_custom_command.
|
||
|
if(CMAKE_HOST_WIN32 AND NOT CYGWIN)
|
||
|
add_custom_command(TARGET ${S_TARGET}
|
||
|
POST_BUILD
|
||
|
COMMAND "${CMAKE_COMMAND}"
|
||
|
-E copy_if_different
|
||
|
$<TARGET_LINKER_FILE_NAME:${S_TARGET}>
|
||
|
$<TARGET_LINKER_FILE_DIR:${S_TARGET}>/${DEST_FILE})
|
||
|
else()
|
||
|
add_custom_command(TARGET ${S_TARGET}
|
||
|
POST_BUILD
|
||
|
COMMAND "${CMAKE_COMMAND}"
|
||
|
-E create_symlink
|
||
|
$<TARGET_LINKER_FILE_NAME:${S_TARGET}>
|
||
|
$<TARGET_LINKER_FILE_DIR:${S_TARGET}>/${DEST_FILE})
|
||
|
endif()
|
||
|
endif()
|
||
|
endfunction()
|
||
|
|
||
|
# Create source generation scripts.
|
||
|
configure_file(${CMAKE_CURRENT_SOURCE_DIR}/scripts/genchk.cmake.in
|
||
|
${CMAKE_CURRENT_BINARY_DIR}/scripts/genchk.cmake
|
||
|
@ONLY)
|
||
|
configure_file(${CMAKE_CURRENT_SOURCE_DIR}/scripts/genout.cmake.in
|
||
|
${CMAKE_CURRENT_BINARY_DIR}/scripts/genout.cmake
|
||
|
@ONLY)
|
||
|
configure_file(${CMAKE_CURRENT_SOURCE_DIR}/scripts/gensrc.cmake.in
|
||
|
${CMAKE_CURRENT_BINARY_DIR}/scripts/gensrc.cmake
|
||
|
@ONLY)
|
||
|
|
||
|
# libpng is a library so default to 'lib'
|
||
|
if(NOT DEFINED CMAKE_INSTALL_LIBDIR)
|
||
|
set(CMAKE_INSTALL_LIBDIR lib)
|
||
|
endif()
|
||
|
|
||
|
# Create pkgconfig files.
|
||
|
# We use the same files like ./configure, so we have to set its vars.
|
||
|
# Only do this on Windows for Cygwin - the files don't make much sense
|
||
|
# outside of a UNIX look-alike.
|
||
|
if(NOT WIN32 OR CYGWIN OR MINGW)
|
||
|
set(prefix ${CMAKE_INSTALL_PREFIX})
|
||
|
set(exec_prefix ${CMAKE_INSTALL_PREFIX})
|
||
|
set(libdir ${CMAKE_INSTALL_FULL_LIBDIR})
|
||
|
set(includedir ${CMAKE_INSTALL_FULL_INCLUDEDIR})
|
||
|
set(LIBS "-lz -lm")
|
||
|
configure_file(${CMAKE_CURRENT_SOURCE_DIR}/libpng.pc.in
|
||
|
${CMAKE_CURRENT_BINARY_DIR}/${PNGLIB_NAME}.pc
|
||
|
@ONLY)
|
||
|
create_symlink(libpng.pc FILE ${PNGLIB_NAME}.pc)
|
||
|
configure_file(${CMAKE_CURRENT_SOURCE_DIR}/libpng-config.in
|
||
|
${CMAKE_CURRENT_BINARY_DIR}/${PNGLIB_NAME}-config
|
||
|
@ONLY)
|
||
|
create_symlink(libpng-config FILE ${PNGLIB_NAME}-config)
|
||
|
endif()
|
||
|
|
||
|
# Set up links.
|
||
|
if(PNG_SHARED)
|
||
|
set_target_properties(png PROPERTIES
|
||
|
VERSION 16.${PNGLIB_RELEASE}.git
|
||
|
# VERSION 16.${PNGLIB_RELEASE}.0
|
||
|
SOVERSION 16
|
||
|
CLEAN_DIRECT_OUTPUT 1)
|
||
|
endif()
|
||
|
|
||
|
# Install.
|
||
|
if(NOT SKIP_INSTALL_LIBRARIES AND NOT SKIP_INSTALL_ALL)
|
||
|
install(TARGETS ${PNG_LIB_TARGETS}
|
||
|
EXPORT libpng
|
||
|
RUNTIME DESTINATION bin
|
||
|
LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
|
||
|
ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
|
||
|
FRAMEWORK DESTINATION ${CMAKE_INSTALL_LIBDIR})
|
||
|
|
||
|
if(PNG_SHARED)
|
||
|
# Create a symlink for libpng.dll.a => libpng16.dll.a on Cygwin
|
||
|
if(CYGWIN OR MINGW)
|
||
|
create_symlink(libpng${CMAKE_IMPORT_LIBRARY_SUFFIX} TARGET png)
|
||
|
install(FILES $<TARGET_LINKER_FILE_DIR:png>/libpng${CMAKE_IMPORT_LIBRARY_SUFFIX}
|
||
|
DESTINATION ${CMAKE_INSTALL_LIBDIR})
|
||
|
endif()
|
||
|
|
||
|
if(NOT WIN32)
|
||
|
create_symlink(libpng${CMAKE_SHARED_LIBRARY_SUFFIX} TARGET png)
|
||
|
install(FILES $<TARGET_LINKER_FILE_DIR:png>/libpng${CMAKE_SHARED_LIBRARY_SUFFIX}
|
||
|
DESTINATION ${CMAKE_INSTALL_LIBDIR})
|
||
|
endif()
|
||
|
endif()
|
||
|
|
||
|
if(PNG_STATIC)
|
||
|
if(NOT WIN32 OR CYGWIN OR MINGW)
|
||
|
create_symlink(libpng${CMAKE_STATIC_LIBRARY_SUFFIX} TARGET png_static)
|
||
|
install(FILES $<TARGET_LINKER_FILE_DIR:png_static>/libpng${CMAKE_STATIC_LIBRARY_SUFFIX}
|
||
|
DESTINATION ${CMAKE_INSTALL_LIBDIR})
|
||
|
endif()
|
||
|
endif()
|
||
|
endif()
|
||
|
|
||
|
if(NOT SKIP_INSTALL_HEADERS AND NOT SKIP_INSTALL_ALL)
|
||
|
install(FILES ${libpng_public_hdrs}
|
||
|
DESTINATION include)
|
||
|
install(FILES ${libpng_public_hdrs}
|
||
|
DESTINATION include/${PNGLIB_NAME})
|
||
|
endif()
|
||
|
if(NOT SKIP_INSTALL_EXECUTABLES AND NOT SKIP_INSTALL_ALL)
|
||
|
if(NOT WIN32 OR CYGWIN OR MINGW)
|
||
|
install(PROGRAMS ${CMAKE_CURRENT_BINARY_DIR}/libpng-config
|
||
|
DESTINATION bin)
|
||
|
install(PROGRAMS ${CMAKE_CURRENT_BINARY_DIR}/${PNGLIB_NAME}-config
|
||
|
DESTINATION bin)
|
||
|
endif()
|
||
|
endif()
|
||
|
|
||
|
if(NOT SKIP_INSTALL_PROGRAMS AND NOT SKIP_INSTALL_ALL)
|
||
|
install(TARGETS ${PNG_BIN_TARGETS}
|
||
|
RUNTIME DESTINATION bin)
|
||
|
endif()
|
||
|
|
||
|
if(NOT SKIP_INSTALL_FILES AND NOT SKIP_INSTALL_ALL)
|
||
|
# Install the man pages.
|
||
|
install(FILES libpng.3 libpngpf.3
|
||
|
DESTINATION ${CMAKE_INSTALL_MANDIR}/man3)
|
||
|
install(FILES png.5
|
||
|
DESTINATION ${CMAKE_INSTALL_MANDIR}/man5)
|
||
|
# Install the pkg-config files.
|
||
|
if(NOT CMAKE_HOST_WIN32 OR CYGWIN OR MINGW)
|
||
|
install(FILES ${CMAKE_CURRENT_BINARY_DIR}/libpng.pc
|
||
|
DESTINATION ${CMAKE_INSTALL_LIBDIR}/pkgconfig)
|
||
|
install(PROGRAMS ${CMAKE_CURRENT_BINARY_DIR}/libpng-config
|
||
|
DESTINATION ${CMAKE_INSTALL_BINDIR})
|
||
|
install(FILES ${CMAKE_CURRENT_BINARY_DIR}/${PNGLIB_NAME}.pc
|
||
|
DESTINATION ${CMAKE_INSTALL_LIBDIR}/pkgconfig)
|
||
|
install(PROGRAMS ${CMAKE_CURRENT_BINARY_DIR}/${PNGLIB_NAME}-config
|
||
|
DESTINATION ${CMAKE_INSTALL_BINDIR})
|
||
|
endif()
|
||
|
endif()
|
||
|
|
||
|
# Create an export file that CMake users can include() to import our targets.
|
||
|
if(NOT SKIP_INSTALL_EXPORT AND NOT SKIP_INSTALL_ALL)
|
||
|
install(EXPORT libpng
|
||
|
DESTINATION lib/libpng
|
||
|
FILE lib${PNG_LIB_NAME}.cmake)
|
||
|
endif()
|
||
|
|
||
|
# TODO: Create MSVC import lib for MinGW-compiled shared lib.
|
||
|
# pexports libpng.dll > libpng.def
|
||
|
# lib /def:libpng.def /machine:x86
|