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# frozen_string_literal: false
require 'mkmf'
have_func("rb_enc_raise", "ruby.h")
have_func("rb_enc_interned_str", "ruby.h")
# checking if String#-@ (str_uminus) dedupes... '
begin
a = -(%w(t e s t).join)
b = -(%w(t e s t).join)
if a.equal?(b)
$CFLAGS << ' -DSTR_UMINUS_DEDUPE=1 '
else
$CFLAGS << ' -DSTR_UMINUS_DEDUPE=0 '
end
rescue NoMethodError
$CFLAGS << ' -DSTR_UMINUS_DEDUPE=0 '
end
# checking if String#-@ (str_uminus) directly interns frozen strings... '
begin
s = rand.to_s.freeze
if (-s).equal?(s) && (-s.dup).equal?(s)
$CFLAGS << ' -DSTR_UMINUS_DEDUPE_FROZEN=1 '
else
$CFLAGS << ' -DSTR_UMINUS_DEDUPE_FROZEN=0 '
end
rescue NoMethodError
$CFLAGS << ' -DSTR_UMINUS_DEDUPE_FROZEN=0 '
end
create_makefile 'json/ext/parser'
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