49 lines
1.2 KiB
Ruby
Executable File
49 lines
1.2 KiB
Ruby
Executable File
#!/usr/bin/ruby
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# frozen_string_literal: true
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require 'fileutils'
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basedir = File.dirname(__FILE__)
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conf = {}
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enable = {}
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until ARGV.empty?
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arg = ARGV.shift
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case arg
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when '-C'
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# ignore
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when /\A--srcdir=(.*)/
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conf['SRCDIR'] = srcdir = $1
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when /\A(CC|CFLAGS|CXX|CXXFLAGS|LD|LDFLAGS)=(.*)/
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conf[$1] = $2
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when /\A--host=(.*)/
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host = $1
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when /\A--enable-([^=]+)(?:=(.*))?/
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enable[$1] = $2 || true
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when /\A--disable-([^=]+)/
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enable[$1] = false
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end
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end
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IO.foreach("#{srcdir}/configure.ac") do |line|
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if /^AC_INIT\((.*)\)/ =~ line
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version = $1.split(/,\s*/)[1]
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version.gsub!(/\A\[|\]\z/, '')
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conf['VERSION'] = version
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break
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end
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end
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builddir = srcdir == "." ? (enable['builddir'] || ".") : "."
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conf['TARGET'] = /^x64/ =~ host ? "X86_WIN64" : "X86_WIN32"
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FileUtils.mkdir_p([builddir, "#{builddir}/include", "#{builddir}/src/x86"])
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FileUtils.cp("#{basedir}/fficonfig.h", ".", preserve: true)
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hdr = IO.binread("#{srcdir}/include/ffi.h.in")
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hdr.gsub!(/@(\w+)@/) {conf[$1] || $&}
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hdr.gsub!(/^(#if\s+)@\w+@/, '\10')
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IO.binwrite("#{builddir}/include/ffi.h", hdr)
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mk = IO.binread("#{basedir}/libffi.mk.tmpl")
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mk.gsub!(/@(\w+)@/) {conf[$1] || $&}
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IO.binwrite("Makefile", mk)
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