82 lines
2.4 KiB
Ruby
82 lines
2.4 KiB
Ruby
#
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# fdb.rb
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#
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# This source file is part of the FoundationDB open source project
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#
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# Copyright 2013-2018 Apple Inc. and the FoundationDB project authors
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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# FoundationDB Ruby API
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# Documentation for this API can be found at
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# https://apple.github.io/foundationdb/api-ruby.html
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module FDB
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@@chosen_version = -1
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def self.is_api_version_selected?()
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@@chosen_version >= 0
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end
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def self.get_api_version()
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if self.is_api_version_selected?()
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return @@chosen_version
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else
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raise "FDB API version not selected"
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end
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end
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def self.api_version(version)
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header_version = 600
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if self.is_api_version_selected?()
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if @@chosen_version != version
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raise "FDB API already loaded at version #{@@chosen_version}."
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end
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return
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end
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if version < 14
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raise "FDB API versions before 14 are not supported"
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end
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if version > header_version
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raise "Latest known FDB API version is #{header_version}"
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end
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@@chosen_version = version
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require_relative 'fdbimpl'
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err = FDBC.fdb_select_api_version_impl(version, header_version)
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if err.nonzero?
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if err == 2203
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max_supported_version = FDBC.fdb_get_max_api_version()
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if header_version > max_supported_version
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raise "This version of the FoundationDB Ruby binding is not supported by the installed FoundationDB C library. The binding requires a library that supports API version #{header_version}, but the installed library supports a maximum version of #{max_supported_version}."
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else
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raise "API version #{version} is not supported by the installed FoundationDB C library."
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end
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end
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raise "FoundationDB API version error"
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end
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require_relative 'fdbtuple'
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require_relative 'fdbdirectory'
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if version > 22
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require_relative 'fdblocality'
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end
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return
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end
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end
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