1.8.7-p374

# Old config.guess isn't arm64-aware. Pull a new one in from automake.
build_package_freshen_automake_config() {
  {
    brew install automake
    cp `brew --prefix automake`/share/automake-*/config.{guess,sub} .
  } >&4 2>&1
}

# https://bugs.ruby-lang.org/issues/1382
build_package_patch_lex_c99() {
  patch -p1 --force <<EOF
diff --git a/lex.c b/lex.c
index a15309d502..35a2f03052 100644
--- a/lex.c
+++ b/lex.c
@@ -68,7 +68,7 @@ hash (str, len)
 #ifdef __GNUC__
 __inline
 #endif
-struct kwtable *
+static struct kwtable *
 rb_reserved_word (str, len)
      register const char *str;
      register unsigned int len;
EOF
}

install_bundler() {
  "$PREFIX_PATH"/bin/gem install bundler -v 1.17.3
}

# Clang errors on warnings. Tell it to ignore this one.
if cc -v 2>&1 | grep clang >/dev/null; then
  export RUBY_CFLAGS="$RUBY_CFLAGS -Wno-error=implicit-int -Wno-error=int-conversion -Wno-error=implicit-function-declaration -Wno-error=incompatible-function-pointer-types"
fi

# M1-compatible OpenSSL 1.0 from https://github.com/basecamp/homebrew-dev
if type -p brew >/dev/null; then
  brew install basecamp/dev/openssl@1.0
  package_option ruby configure --with-openssl-dir="$(brew --prefix basecamp/dev/openssl@1.0)"
else
  install_package "openssl-1.0.2u" "https://www.openssl.org/source/openssl-1.0.2u.tar.gz#ecd0c6ffb493dd06707d38b14bb4d8c2288bb7033735606569d8f90f89669d16" openssl --if needs_openssl:0.9.6-1.0.x
fi

require_gcc
install_package "ruby-1.8.7-p374" "https://cache.ruby-lang.org/pub/ruby/1.8/ruby-1.8.7-p374.tar.bz2#b4e34703137f7bfb8761c4ea474f7438d6ccf440b3d35f39cc5e4d4e239c07e3" freshen_automake_config patch_lex_c99 auto_tcltk standard
install_package "rubygems-1.8.23" "https://rubygems.org/rubygems/rubygems-1.8.23.tgz#e4a1c6bbaac411eaab94deae78228b7584033a1f10a022f52bffa9613aa29061" ruby
install_bundler