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https://github.com/neovim/neovim.git
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2a1c65b330
Add --always flag to `git describe` so version generation succeeds if current directory is in a git repo. If not in git repo, fall back to a default version in the format vx.y.z-dev
34 lines
1.1 KiB
CMake
34 lines
1.1 KiB
CMake
if(NVIM_VERSION_MEDIUM)
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message(STATUS "USING NVIM_VERSION_MEDIUM: ${NVIM_VERSION_MEDIUM}")
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return()
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endif()
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set(NVIM_VERSION_MEDIUM
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"v${NVIM_VERSION_MAJOR}.${NVIM_VERSION_MINOR}.${NVIM_VERSION_PATCH}${NVIM_VERSION_PRERELEASE}")
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execute_process(
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COMMAND git describe --first-parent --dirty --always
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OUTPUT_VARIABLE GIT_TAG
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RESULT_VARIABLE RES)
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if(RES AND NOT RES EQUAL 0)
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message(STATUS "Using NVIM_VERSION_MEDIUM: ${NVIM_VERSION_MEDIUM}")
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file(WRITE "${OUTPUT}" "${NVIM_VERSION_STRING}")
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return()
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endif()
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string(STRIP "${GIT_TAG}" GIT_TAG)
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string(REGEX REPLACE "^v[0-9]+.[0-9]+.[0-9]+-" "" NVIM_VERSION_GIT "${GIT_TAG}")
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set(NVIM_VERSION_MEDIUM "${NVIM_VERSION_MEDIUM}-${NVIM_VERSION_GIT}")
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set(NVIM_VERSION_STRING "#define NVIM_VERSION_MEDIUM \"${NVIM_VERSION_MEDIUM}\"\n")
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string(SHA1 CURRENT_VERSION_HASH "${NVIM_VERSION_STRING}")
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if(EXISTS ${OUTPUT})
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file(SHA1 "${OUTPUT}" NVIM_VERSION_HASH)
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endif()
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if(NOT "${NVIM_VERSION_HASH}" STREQUAL "${CURRENT_VERSION_HASH}")
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message(STATUS "Using NVIM_VERSION_MEDIUM: ${NVIM_VERSION_MEDIUM}")
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file(WRITE "${OUTPUT}" "${NVIM_VERSION_STRING}")
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endif()
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