41 lines
1.2 KiB
Python
41 lines
1.2 KiB
Python
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#!/usr/bin/python3
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#
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# This script turns localedata/SUPPORTED (whose path is passed as the
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# first argument) into a normalized list of LANGUAGE "_" REGION pairs.
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# (If there is no REGION defined, only LANGUAGE is used.) The list
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# is written to standard output, with one element per line.
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import sys
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supported, = sys.argv[1:]
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# Pairs seen so far. Used to suppress duplicates.
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seen = set()
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with open(supported) as inp:
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for line in inp:
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if line.startswith("#") or line == "SUPPORTED-LOCALES=\\\n":
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# Comment or prefix.
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continue
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if not line.endswith(" \\\n"):
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raise IOError("line without continuation: " + repr(line))
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try:
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slash = line.index("/")
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except ValueError:
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raise IOError("line without slash: " + repr(line))
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spec = line[:slash]
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for separator in ".@":
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try:
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# Strip charset, variant specifiers.
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spec = spec[:spec.index(separator)]
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except ValueError:
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pass
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seen.add(spec)
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# The C locale does not correspond to a language.
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seen.remove("C")
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# The glibc source file is not sorted.
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for spec in sorted(seen):
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print(spec)
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print() # The Lua generator produces a trailing newline.
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