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https://git.code.sf.net/p/libpng/code.git
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CMakeLists: Fix style
This commit is contained in:
Cosmin Truta
parent
43446b735d
commit
1d89a5db66
114
CMakeLists.txt
114
CMakeLists.txt
@ -18,17 +18,17 @@ cmake_policy(VERSION 3.0.2)
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# Set MacOSX @rpath usage globally.
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if(POLICY CMP0020)
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cmake_policy(SET CMP0020 NEW)
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endif(POLICY CMP0020)
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endif()
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if(POLICY CMP0042)
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cmake_policy(SET CMP0042 NEW)
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endif(POLICY CMP0042)
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endif()
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# Use new variable expansion policy.
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if(POLICY CMP0053)
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cmake_policy(SET CMP0053 NEW)
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endif(POLICY CMP0053)
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endif()
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if(POLICY CMP0054)
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cmake_policy(SET CMP0054 NEW)
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endif(POLICY CMP0054)
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endif()
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set(CMAKE_CONFIGURATION_TYPES "Release;Debug;MinSizeRel;RelWithDebInfo")
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@ -45,20 +45,19 @@ include(GNUInstallDirs)
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# needed packages
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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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# 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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if(NOT PNG_BUILD_ZLIB)
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find_package(ZLIB REQUIRED)
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include_directories(${ZLIB_INCLUDE_DIR})
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ENDIF(NOT PNG_BUILD_ZLIB)
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endif()
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if(NOT WIN32)
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find_library(M_LIBRARY
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NAMES m
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PATHS /usr/lib /usr/local/lib
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)
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PATHS /usr/lib /usr/local/lib)
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if(NOT M_LIBRARY)
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message(STATUS "math lib 'libm' not found; floating point support disabled")
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set(M_LIBRARY "")
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@ -82,6 +81,7 @@ 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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@ -183,7 +183,9 @@ if(CMAKE_SYSTEM_PROCESSOR MATCHES "mipsel*" OR
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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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@ -207,6 +209,7 @@ 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 LIBNAME
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@ -264,10 +267,10 @@ function(symbol_prefix)
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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 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 "${prefix}")
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string(REGEX REPLACE "(.*)__USER_LABEL_PREFIX__(.*)" "\\1\\2" prefix "${prefix}")
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endif()
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set(SYMBOL_PREFIX "${prefix}")
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endif()
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@ -300,10 +303,10 @@ else()
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set(multiValueArgs DEPENDS)
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cmake_parse_arguments(_GC "${options}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN})
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if(NOT _GC_INPUT)
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message(FATAL_ERROR "Invalid arguments. generate_out requires input.")
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message(FATAL_ERROR "generate_chk: Missing INPUT argument")
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endif()
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if(NOT _GC_OUTPUT)
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message(FATAL_ERROR "Invalid arguments. generate_out requires output.")
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message(FATAL_ERROR "generate_chk: Missing OUTPUT argument")
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endif()
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add_custom_command(OUTPUT "${_GC_OUTPUT}"
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@ -323,10 +326,10 @@ else()
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set(multiValueArgs DEPENDS)
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cmake_parse_arguments(_GO "${options}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN})
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if(NOT _GO_INPUT)
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message(FATAL_ERROR "Invalid arguments. generate_out requires input.")
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message(FATAL_ERROR "generate_out: Missing INPUT argument")
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endif()
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if(NOT _GO_OUTPUT)
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message(FATAL_ERROR "Invalid arguments. generate_out requires output.")
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message(FATAL_ERROR "generate_out: Missing OUTPUT argument")
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endif()
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add_custom_command(OUTPUT "${_GO_OUTPUT}"
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@ -346,7 +349,7 @@ else()
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set(multiValueArgs DEPENDS)
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cmake_parse_arguments(_GSO "${options}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN})
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if(NOT _GSO_OUTPUT)
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message(FATAL_ERROR "Invalid arguments. generate_source requires output.")
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message(FATAL_ERROR "generate_source: Missing OUTPUT argument")
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endif()
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add_custom_command(OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/${_GSO_OUTPUT}"
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@ -528,7 +531,7 @@ set(png_fix_itxt_sources
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if(MSVC)
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add_definitions(-D_CRT_SECURE_NO_DEPRECATE)
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endif(MSVC)
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endif()
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if(PNG_DEBUG)
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add_definitions(-DPNG_DEBUG)
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@ -622,10 +625,10 @@ function(png_add_test)
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cmake_parse_arguments(_PAT "${options}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN})
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if(NOT _PAT_NAME)
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message(FATAL_ERROR "Invalid arguments. png_add_test requires name.")
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message(FATAL_ERROR "png_add_test: Missing NAME argument")
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endif()
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if(NOT _PAT_COMMAND)
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message(FATAL_ERROR "Invalid arguments. png_add_test requires command.")
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message(FATAL_ERROR "png_add_test: Missing COMMAND argument")
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endif()
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set(TEST_OPTIONS "${_PAT_OPTIONS}")
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@ -783,51 +786,44 @@ endif()
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# copies if different.
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include(CMakeParseArguments)
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function(CREATE_SYMLINK DEST_FILE)
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function(create_symlink DEST_FILE)
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cmake_parse_arguments(S "" "FILE;TARGET" "" ${ARGN})
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if(NOT S_TARGET AND NOT S_FILE)
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message(FATAL_ERROR "Specify either a TARGET or a FILE for CREATE_SYMLINK to link to.")
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endif(NOT S_TARGET AND NOT S_FILE)
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message(FATAL_ERROR "create_symlink: Missing TARGET or FILE argument")
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endif()
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if(S_TARGET AND S_FILE)
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message(FATAL_ERROR "CREATE_SYMLINK called with both source file ${S_FILE} and build target ${S_TARGET} arguments - can only handle 1 type per call.")
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endif(S_TARGET AND S_FILE)
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message(FATAL_ERROR "create_symlink: Both source file ${S_FILE} and build target ${S_TARGET} arguments are present; can only have one.")
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endif()
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if(S_FILE)
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# If we don't need to symlink something that's coming from a build target,
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# we can go ahead and symlink/copy at configure time.
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if(CMAKE_HOST_WIN32 AND NOT CYGWIN)
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execute_process(
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COMMAND "${CMAKE_COMMAND}" -E copy_if_different ${S_FILE} ${DEST_FILE}
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WORKING_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}"
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)
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else(CMAKE_HOST_WIN32 AND NOT CYGWIN)
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WORKING_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}")
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else()
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execute_process(
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COMMAND ${CMAKE_COMMAND} -E create_symlink ${S_FILE} ${DEST_FILE}
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WORKING_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}"
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)
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endif(CMAKE_HOST_WIN32 AND NOT CYGWIN)
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endif(S_FILE)
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WORKING_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}")
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endif()
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endif()
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if(S_TARGET)
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# We need to use generator expressions, which can be a bit tricky, so for
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# simplicity make the symlink a POST_BUILD step and use the TARGET
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# signature of add_custom_command.
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if(CMAKE_HOST_WIN32 AND NOT CYGWIN)
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add_custom_command(TARGET ${S_TARGET} POST_BUILD
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COMMAND "${CMAKE_COMMAND}" -E copy_if_different $<TARGET_LINKER_FILE_NAME:${S_TARGET}> $<TARGET_LINKER_FILE_DIR:${S_TARGET}>/${DEST_FILE}
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)
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else(CMAKE_HOST_WIN32 AND NOT CYGWIN)
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COMMAND "${CMAKE_COMMAND}" -E copy_if_different $<TARGET_LINKER_FILE_NAME:${S_TARGET}> $<TARGET_LINKER_FILE_DIR:${S_TARGET}>/${DEST_FILE})
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else()
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add_custom_command(TARGET ${S_TARGET} POST_BUILD
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COMMAND "${CMAKE_COMMAND}" -E create_symlink $<TARGET_LINKER_FILE_NAME:${S_TARGET}> $<TARGET_LINKER_FILE_DIR:${S_TARGET}>/${DEST_FILE}
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)
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endif(CMAKE_HOST_WIN32 AND NOT CYGWIN)
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endif(S_TARGET)
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COMMAND "${CMAKE_COMMAND}" -E create_symlink $<TARGET_LINKER_FILE_NAME:${S_TARGET}> $<TARGET_LINKER_FILE_DIR:${S_TARGET}>/${DEST_FILE})
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endif()
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endif()
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endfunction()
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@ -839,16 +835,15 @@ configure_file(${CMAKE_CURRENT_SOURCE_DIR}/scripts/genout.cmake.in
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configure_file(${CMAKE_CURRENT_SOURCE_DIR}/scripts/gensrc.cmake.in
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${CMAKE_CURRENT_BINARY_DIR}/scripts/gensrc.cmake @ONLY)
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# libpng is a library so default to 'lib'
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if(NOT DEFINED CMAKE_INSTALL_LIBDIR)
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set(CMAKE_INSTALL_LIBDIR lib)
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endif(NOT DEFINED CMAKE_INSTALL_LIBDIR)
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endif()
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# CREATE PKGCONFIG FILES
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# we use the same files like ./configure, so we have to set its vars
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# We use the same files like ./configure, so we have to set its vars.
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# Only do this on Windows for Cygwin - the files don't make much sense outside
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# a UNIX look alike
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# of a UNIX look-alike.
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if(NOT WIN32 OR CYGWIN OR MINGW)
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set(prefix ${CMAKE_INSTALL_PREFIX})
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set(exec_prefix ${CMAKE_INSTALL_PREFIX})
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@ -857,12 +852,12 @@ if(NOT WIN32 OR CYGWIN OR MINGW)
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set(LIBS "-lz -lm")
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configure_file(${CMAKE_CURRENT_SOURCE_DIR}/libpng.pc.in
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${CMAKE_CURRENT_BINARY_DIR}/${PNGLIB_NAME}.pc @ONLY)
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CREATE_SYMLINK(libpng.pc FILE ${PNGLIB_NAME}.pc)
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create_symlink(libpng.pc FILE ${PNGLIB_NAME}.pc)
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configure_file(${CMAKE_CURRENT_SOURCE_DIR}/libpng-config.in
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${CMAKE_CURRENT_BINARY_DIR}/${PNGLIB_NAME}-config @ONLY)
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CREATE_SYMLINK(libpng-config FILE ${PNGLIB_NAME}-config)
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endif(NOT WIN32 OR CYGWIN OR MINGW)
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create_symlink(libpng-config FILE ${PNGLIB_NAME}-config)
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endif()
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# SET UP LINKS
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if(PNG_SHARED)
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@ -894,21 +889,21 @@ if(NOT SKIP_INSTALL_LIBRARIES AND NOT SKIP_INSTALL_ALL )
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if(PNG_SHARED)
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# Create a symlink for libpng.dll.a => libpng16.dll.a on Cygwin
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if(CYGWIN OR MINGW)
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CREATE_SYMLINK(libpng${CMAKE_IMPORT_LIBRARY_SUFFIX} TARGET png)
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create_symlink(libpng${CMAKE_IMPORT_LIBRARY_SUFFIX} TARGET png)
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install(FILES $<TARGET_LINKER_FILE_DIR:png>/libpng${CMAKE_IMPORT_LIBRARY_SUFFIX} DESTINATION ${CMAKE_INSTALL_LIBDIR})
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endif(CYGWIN OR MINGW)
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endif()
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if(NOT WIN32)
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CREATE_SYMLINK(libpng${CMAKE_SHARED_LIBRARY_SUFFIX} TARGET png)
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create_symlink(libpng${CMAKE_SHARED_LIBRARY_SUFFIX} TARGET png)
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install(FILES $<TARGET_LINKER_FILE_DIR:png>/libpng${CMAKE_SHARED_LIBRARY_SUFFIX} DESTINATION ${CMAKE_INSTALL_LIBDIR})
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endif(NOT WIN32)
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endif(PNG_SHARED)
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endif()
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endif()
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if(PNG_STATIC)
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if(NOT WIN32 OR CYGWIN OR MINGW)
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CREATE_SYMLINK( libpng${CMAKE_STATIC_LIBRARY_SUFFIX} TARGET png_static)
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create_symlink(libpng${CMAKE_STATIC_LIBRARY_SUFFIX} TARGET png_static)
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install(FILES $<TARGET_LINKER_FILE_DIR:png_static>/libpng${CMAKE_STATIC_LIBRARY_SUFFIX} DESTINATION ${CMAKE_INSTALL_LIBDIR})
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endif(NOT WIN32 OR CYGWIN OR MINGW)
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endif()
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endif()
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endif()
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@ -919,9 +914,8 @@ endif()
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if(NOT SKIP_INSTALL_EXECUTABLES AND NOT SKIP_INSTALL_ALL)
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if(NOT WIN32 OR CYGWIN OR MINGW)
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install(PROGRAMS ${CMAKE_CURRENT_BINARY_DIR}/libpng-config DESTINATION bin)
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install(PROGRAMS ${CMAKE_CURRENT_BINARY_DIR}/${PNGLIB_NAME}-config
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DESTINATION bin)
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endif(NOT WIN32 OR CYGWIN OR MINGW)
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install(PROGRAMS ${CMAKE_CURRENT_BINARY_DIR}/${PNGLIB_NAME}-config DESTINATION bin)
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endif()
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endif()
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if(NOT SKIP_INSTALL_PROGRAMS AND NOT SKIP_INSTALL_ALL)
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@ -946,7 +940,7 @@ if(NOT SKIP_INSTALL_FILES AND NOT SKIP_INSTALL_ALL )
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DESTINATION ${CMAKE_INSTALL_LIBDIR}/pkgconfig)
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install(PROGRAMS ${CMAKE_CURRENT_BINARY_DIR}/${PNGLIB_NAME}-config
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DESTINATION bin)
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endif(NOT CMAKE_HOST_WIN32 OR CYGWIN OR MINGW)
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endif()
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endif()
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# On versions of CMake that support it, create an export file CMake
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