Class: MilkTea::VendoredCLibrary::CMake

Inherits:
Base
  • Object
show all
Defined in:
lib/milk_tea/bindings/vendored_c_library.rb

Instance Attribute Summary collapse

Attributes inherited from Base

#include_roots, #name, #source_root

Instance Method Summary collapse

Methods inherited from Base

#include_flags

Constructor Details

#initialize(name:, source_root:, build_root:, install_root:, archive_path:, include_roots: [], configure_args: [], build_target: "install", system_link_flags: [], pkg_config_name: nil, cc_env_var: nil, cmake_env_var: nil) ⇒ CMake

Returns a new instance of CMake.



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# File 'lib/milk_tea/bindings/vendored_c_library.rb', line 201

def initialize(name:, source_root:, build_root:, install_root:, archive_path:, include_roots: [], configure_args: [], build_target: "install", system_link_flags: [], pkg_config_name: nil, cc_env_var: nil, cmake_env_var: nil)
  super(name:, source_root:, include_roots:, cc_env_var:)
  @build_root = Pathname.new(File.expand_path(build_root.to_s))
  @install_root = Pathname.new(File.expand_path(install_root.to_s))
  @archive_path = Pathname.new(File.expand_path(archive_path.to_s))
  @configure_args = configure_args.dup.freeze
  @build_target = build_target
  @system_link_flags = system_link_flags.dup.freeze
  @pkg_config_name = pkg_config_name
  @cmake_env_var = cmake_env_var
end

Instance Attribute Details

#archive_path ⇒ Object (readonly)

Returns the value of attribute archive_path.



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# File 'lib/milk_tea/bindings/vendored_c_library.rb', line 199

def archive_path
  @archive_path
end

#build_root ⇒ Object (readonly)

Returns the value of attribute build_root.



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# File 'lib/milk_tea/bindings/vendored_c_library.rb', line 199

def build_root
  @build_root
end

#install_root ⇒ Object (readonly)

Returns the value of attribute install_root.



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# File 'lib/milk_tea/bindings/vendored_c_library.rb', line 199

def install_root
  @install_root
end

Instance Method Details

#build_flags(platform: nil) ⇒ Object 



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# File 'lib/milk_tea/bindings/vendored_c_library.rb', line 217

def build_flags(platform: nil)
  include_flags
end

#link_flags(platform: nil) ⇒ Object 



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# File 'lib/milk_tea/bindings/vendored_c_library.rb', line 213

def link_flags(platform: nil)
  ["-L#{archive_path.dirname}", *pkg_config_link_flags, *@system_link_flags].uniq
end

#prepare!(env: ENV, cc: ENV.fetch("CC", "cc"), platform: nil) ⇒ Object 



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# File 'lib/milk_tea/bindings/vendored_c_library.rb', line 221

def prepare!(env: ENV, cc: ENV.fetch("CC", "cc"), platform: nil)
  resolved_cc = resolved_cc(env, cc)
  resolved_cmake = env.fetch(@cmake_env_var || "CMAKE", "cmake")
  signature = configuration_signature(cc: resolved_cc, cmake: resolved_cmake)
  needs_configure = signature != read_signature(build_root) || !File.exist?(build_root.join("CMakeCache.txt"))
  needs_build = !archive_up_to_date?
  return archive_path.to_s unless needs_configure || needs_build

  FileUtils.mkdir_p(build_root)
  FileUtils.mkdir_p(install_root)
  configure(cmake: resolved_cmake, cc: resolved_cc)
  build(cmake: resolved_cmake)
  unless File.exist?(archive_path)
    raise Error, "failed to build vendored #{name}: missing #{archive_path}"
  end

  write_signature(build_root, signature)
  archive_path.to_s
rescue Errno::ENOENT => e
  raise tool_not_found(e)
end