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50 lines
1.7 KiB
CMake
50 lines
1.7 KiB
CMake
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#[===[.md:
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# vcpkg_minimum_required
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Asserts that the version of the vcpkg program being used to build a port is later than the supplied date, inclusive.
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## Usage
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```cmake
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vcpkg_minimum_required(VERSION 2021-01-13)
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```
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## Parameters
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### VERSION
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The date-version to check against.
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#]===]
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function(vcpkg_minimum_required)
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cmake_parse_arguments(PARSE_ARGV 0 _vcpkg "" "VERSION" "")
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if (NOT DEFINED VCPKG_BASE_VERSION)
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message(FATAL_ERROR
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"Your vcpkg executable is outdated and is not compatible with the current CMake scripts. "
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"Please re-acquire vcpkg by running bootstrap-vcpkg."
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)
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endif()
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set(_vcpkg_date_regex "^[12][0-9][0-9][0-9]-[01][0-9]-[0-3][0-9]$")
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if (NOT VCPKG_BASE_VERSION MATCHES "${_vcpkg_date_regex}")
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message(FATAL_ERROR
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"vcpkg internal failure; \${VCPKG_BASE_VERSION} (${VCPKG_BASE_VERSION}) was not a valid date."
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)
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endif()
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if (NOT _vcpkg_VERSION MATCHES "${_vcpkg_date_regex}")
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message(FATAL_ERROR
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"VERSION parameter to vcpkg_minimum_required was not a valid date. "
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"Comparing with vcpkg tool version ${_vcpkg_matched_base_version}"
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)
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endif()
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string(REPLACE "-" "." _VCPKG_BASE_VERSION_as_dotted "${VCPKG_BASE_VERSION}")
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string(REPLACE "-" "." _vcpkg_VERSION_as_dotted "${_vcpkg_VERSION}")
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if (_VCPKG_BASE_VERSION_as_dotted VERSION_LESS _vcpkg_VERSION_as_dotted)
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message(FATAL_ERROR
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"Your vcpkg executable is from ${VCPKG_BASE_VERSION} which is older than required by the caller "
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"of vcpkg_minimum_required (${_vcpkg_VERSION}). "
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"Please re-acquire vcpkg by running bootstrap-vcpkg."
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)
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endif()
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endfunction()
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