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add_convenience_library (z_bundled EXCLUDE_FROM_ALL
zlib/adler32.c
zlib/compress.c
zlib/crc32.c
zlib/deflate.c
zlib/gzclose.c
zlib/gzlib.c
zlib/gzread.c
zlib/gzwrite.c
zlib/inflate.c
zlib/infback.c
zlib/inftrees.c
zlib/inffast.c
zlib/trees.c
zlib/uncompr.c
zlib/zutil.c
)
target_include_directories (z_bundled PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}/zlib)
if (MSVC)
# adjust warnings
target_compile_options (z_bundled PRIVATE -wd4131) # uses old-style declarator
else ()
target_compile_definitions (z_bundled PRIVATE HAVE_UNISTD_H)
endif ()
target_optimize (z_bundled)
install (
FILES zlib/README
DESTINATION ${DOC_INSTALL_DIR}
RENAME LICENSE-zlib.txt
)
add_library (ZLIB::ZLIB ALIAS z_bundled)
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