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If set to true all parsed objects will be immediately frozen, and strings will be deduplicated if the Ruby implementation allows it.
31 lines
729 B
Ruby
31 lines
729 B
Ruby
# frozen_string_literal: false
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require 'mkmf'
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have_func("rb_enc_raise", "ruby.h")
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# checking if String#-@ (str_uminus) dedupes... '
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begin
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a = -(%w(t e s t).join)
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b = -(%w(t e s t).join)
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if a.equal?(b)
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$CFLAGS << ' -DSTR_UMINUS_DEDUPE=1 '
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else
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$CFLAGS << ' -DSTR_UMINUS_DEDUPE=0 '
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end
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rescue NoMethodError
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$CFLAGS << ' -DSTR_UMINUS_DEDUPE=0 '
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end
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# checking if String#-@ (str_uminus) directly interns frozen strings... '
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begin
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s = rand.to_s.freeze
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if (-s).equal?(s) && (-s.dup).equal?(s)
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$CFLAGS << ' -DSTR_UMINUS_DEDUPE_FROZEN=1 '
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else
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$CFLAGS << ' -DSTR_UMINUS_DEDUPE_FROZEN=0 '
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end
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rescue NoMethodError
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$CFLAGS << ' -DSTR_UMINUS_DEDUPE_FROZEN=0 '
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end
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create_makefile 'json/ext/parser'
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