Add functions to be used in %py_provides and the provides generator
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30
python.lua
30
python.lua
@ -27,6 +27,36 @@ local function python_altnames(name)
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end
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-- For any given name and epoch-version-release, return provides except self.
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-- Uses python_altnames under the hood
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-- Returns a table/array with strings.
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local function python_altprovides(name, evr)
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local altprovides = {}
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for i, altname in ipairs(python_altnames(name)) do
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table.insert(altprovides, altname .. ' = ' .. evr)
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end
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return altprovides
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end
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-- Like python_altprovides but only return something once.
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-- For each argument can only be used once, returns nil otherwise.
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local function python_altprovides_once(name, evr)
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-- global cache that tells what provides were already processed
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if __python_altnames_provides_beenthere == nil then
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__python_altnames_provides_beenthere = {}
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end
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if __python_altnames_provides_beenthere[name .. ' ' .. evr] == nil then
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__python_altnames_provides_beenthere[name .. ' ' .. evr] = true
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return python_altprovides(name, evr)
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else
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return nil
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end
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end
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return {
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python_altnames = python_altnames,
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python_altprovides = python_altprovides,
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python_altprovides_once = python_altprovides_once,
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}
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