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deps: Add build recipe for ZLIB #4420

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merged 2 commits into from
Sep 16, 2024
Merged

deps: Add build recipe for ZLIB #4420

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deps: Add build recipe for ZLIB
zachlewis Sep 13, 2024
0bebbeb
Merge branch 'master' into build_zlib
zachlewis Sep 16, 2024
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38 changes: 38 additions & 0 deletions src/cmake/build_ZLIB.cmake
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Original file line number Diff line number Diff line change
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# Copyright Contributors to the OpenImageIO project.
# SPDX-License-Identifier: Apache-2.0
# https://github.com/AcademySoftwareFoundation/OpenImageIO

######################################################################
# ZLIB by hand!
######################################################################

set_cache (ZLIB_BUILD_VERSION 1.3.1 "ZLIB version for local builds")
set (ZLIB_GIT_REPOSITORY "https://github.com/madler/zlib")
set (ZLIB_GIT_TAG "v${ZLIB_BUILD_VERSION}")

set_cache (ZLIB_BUILD_SHARED_LIBS ${LOCAL_BUILD_SHARED_LIBS_DEFAULT}
DOC "Should execute a local ZLIB build, if necessary, build shared libraries" ADVANCED)

string (MAKE_C_IDENTIFIER ${ZLIB_BUILD_VERSION} ZLIB_VERSION_IDENT)

build_dependency_with_cmake(ZLIB
VERSION ${ZLIB_BUILD_VERSION}
GIT_REPOSITORY ${ZLIB_GIT_REPOSITORY}
GIT_TAG ${ZLIB_GIT_TAG}
CMAKE_ARGS
-D BUILD_SHARED_LIBS=${ZLIB_BUILD_SHARED_LIBS}
-D CMAKE_POSITION_INDEPENDENT_CODE=ON
-D CMAKE_INSTALL_LIBDIR=lib
)

# Set some things up that we'll need for a subsequent find_package to work
set (ZLIB_ROOT ${ZLIB_LOCAL_INSTALL_DIR})

# Signal to caller that we need to find again at the installed location
set (ZLIB_REFIND TRUE)
set (ZLIB_VERSION ${ZLIB_BUILD_VERSION})
set (ZLIB_REFIND_VERSION ${ZLIB_BUILD_VERSION})

if (ZLIB_BUILD_SHARED_LIBS)
install_local_dependency_libs (ZLIB ZLIB)
endif ()
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