6a70309a30
macOS filesystem is case-insensitive so both spellings worked locally, but the Linux container (CI) could not find the file and failed with "does not contain a CMakeLists.txt file". Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
57 lines
2.6 KiB
CMake
57 lines
2.6 KiB
CMake
# deps/CMakeLists.txt
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#
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# Lazy tarball extraction – a dependency is only extracted when its directory
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# does not yet exist. Extraction happens at cmake configure time.
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#
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# Which deps are extracted depends on the active build mode:
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#
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# (default) Eigen only → tests-only build
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# WITH_VIEWER=ON + Eigen, libigl, libigl-glad, glfw
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# WITH_CGAL=ON + Eigen, CGAL (WITH_VIEWER is implied by WITH_CGAL)
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#
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function(setup_dependency NAME SUBDIR)
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if(NOT EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/${NAME}")
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file(MAKE_DIRECTORY "${NAME}")
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file(GLOB TARBALL "${CMAKE_CURRENT_SOURCE_DIR}/tarballs/${NAME}.tar.*")
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message(STATUS "${CMAKE_CURRENT_SOURCE_DIR}")
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if(NOT TARBALL)
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message(FATAL_ERROR "❌ No '${NAME}*.tar.*' in deps/tarballs/")
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else()
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message(STATUS "${CMAKE_COMMAND} ${TARBALL}")
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if(SUBDIR STREQUAL "")
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execute_process(
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COMMAND "${CMAKE_COMMAND}" -E tar xf "${TARBALL}"
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RESULT_VARIABLE TAR_STATUS
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WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}")
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else()
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execute_process(
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COMMAND "${CMAKE_COMMAND}" -E tar xf "${TARBALL}" "${NAME}/${SUBDIR}"
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RESULT_VARIABLE TAR_STATUS
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WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}")
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endif()
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message(STATUS "Extracting ${NAME}... Status: ${TAR_STATUS}")
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if(NOT TAR_STATUS EQUAL 0)
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message(FATAL_ERROR "❌ Extract failed: ${NAME}")
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endif()
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endif()
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else()
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message(STATUS "✅ ${NAME} already exists, skipping extraction.")
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endif()
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endfunction()
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# ── Always required ────────────────────────────────────────────────────────────
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setup_dependency("eigen-3.4.0" "Eigen")
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# ── Viewer mode ────────────────────────────────────────────────────────────────
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if(WITH_VIEWER)
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setup_dependency("libigl-2.6.0" "include")
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setup_dependency("libigl-glad" "")
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setup_dependency("glfw-3.4" "")
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endif()
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# ── CGAL mode ─────────────────────────────────────────────────────────────────
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if(WITH_CGAL)
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setup_dependency("CGAL-6.1.1" "include")
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endif()
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