wxWidgets/build/cmake/lib/zlib.cmake
Maarten Bent f25a88a13d CMake: allow to use build-in libraries on Linux
Requires updates of expat and tiff submodules.

Most libraries have their own CMakeLists, add a comment with a suggestion to
use this for implementing build-in support.
2020-08-03 21:33:37 +02:00

41 lines
1.4 KiB
CMake

#############################################################################
# Name: build/cmake/lib/zlib.cmake
# Purpose: Use external or internal zlib
# Author: Tobias Taschner
# Created: 2016-09-21
# Copyright: (c) 2016 wxWidgets development team
# Licence: wxWindows licence
#############################################################################
if(wxUSE_ZLIB STREQUAL "builtin")
# TODO: implement building zlib via its CMake file, using
# add_subdirectory or ExternalProject_Add
wx_add_builtin_library(wxzlib
src/zlib/adler32.c
src/zlib/compress.c
src/zlib/crc32.c
src/zlib/deflate.c
src/zlib/gzclose.c
src/zlib/gzlib.c
src/zlib/gzread.c
src/zlib/gzwrite.c
src/zlib/infback.c
src/zlib/inffast.c
src/zlib/inflate.c
src/zlib/inftrees.c
src/zlib/trees.c
src/zlib/uncompr.c
src/zlib/zutil.c
)
if(WIN32)
# Define this to get rid of many warnings about using open(),
# read() and other POSIX functions in zlib code. This is much
# more convenient than having to modify it to avoid them.
target_compile_definitions(wxzlib PRIVATE _CRT_NONSTDC_NO_WARNINGS)
endif()
set(ZLIB_LIBRARIES wxzlib)
set(ZLIB_INCLUDE_DIRS ${wxSOURCE_DIR}/src/zlib)
elseif(wxUSE_ZLIB)
find_package(ZLIB REQUIRED)
endif()