--- /dev/null
+--- a/common/tool/tool_manager.cpp
++++ b/common/tool/tool_manager.cpp
+@@ -532,11 +532,11 @@
+ if( st->cofunc )
+ st->Push();
+
++ st->cofunc = new COROUTINE<int, const TOOL_EVENT&>( tr.second );
++
+ // as the state changes, the transition table has to be set up again
+ st->transitions.clear();
+
+- st->cofunc = new COROUTINE<int, const TOOL_EVENT&>( tr.second );
+-
+ // got match? Run the handler.
+ st->cofunc->Call( aEvent );
+
+--- a/include/tool/coroutine.h
++++ b/include/tool/coroutine.h
+@@ -27,10 +28,15 @@
+
+ #include <cstdlib>
+
+-#include <boost/context/fcontext.hpp>
+ #include <boost/version.hpp>
++#include <type_traits>
+
+-#include "delegate.h"
++#if BOOST_VERSION <= 106000
++#include <boost/context/fcontext.hpp>
++#else
++#include <boost/context/execution_context.hpp>
++#include <boost/context/protected_fixedsize_stack.hpp>
++#endif
+
+ /**
+ * Class COROUNTINE.
+@@ -53,13 +59,12 @@
+ * See coroutine_example.cpp for sample code.
+ */
+
+-template <class ReturnType, class ArgType>
++template <typename ReturnType, typename ArgType>
+ class COROUTINE
+ {
+ public:
+ COROUTINE() :
+- m_saved( NULL ), m_self( NULL ), m_stack( NULL ), m_stackSize( c_defaultStackSize ),
+- m_running( false )
++ COROUTINE( nullptr )
+ {
+ }
+
+@@ -69,8 +74,7 @@
+ */
+ template <class T>
+ COROUTINE( T* object, ReturnType(T::* ptr)( ArgType ) ) :
+- m_func( object, ptr ), m_self( NULL ), m_saved( NULL ), m_stack( NULL ),
+- m_stackSize( c_defaultStackSize ), m_running( false )
++ COROUTINE( std::bind( ptr, object, std::placeholders::_1 ) )
+ {
+ }
+
+@@ -78,9 +82,15 @@
+ * Constructor
+ * Creates a coroutine from a delegate object
+ */
+- COROUTINE( DELEGATE<ReturnType, ArgType> aEntry ) :
+- m_func( aEntry ), m_saved( NULL ), m_self( NULL ), m_stack( NULL ),
+- m_stackSize( c_defaultStackSize ), m_running( false )
++ COROUTINE( std::function<ReturnType(ArgType)> aEntry ) :
++ m_func( std::move( aEntry ) ),
++ m_running( false ),
++#if BOOST_VERSION <= 106000
++ m_stack( nullptr ),
++ m_stackSize( c_defaultStackSize ),
++#endif
++ m_caller( nullptr ),
++ m_callee( nullptr )
+ {
+ // Avoid not initialized members, and make static analysers quiet
+ m_args = 0;
+@@ -89,18 +99,26 @@
+
+ ~COROUTINE()
+ {
+- if( m_saved )
+- delete m_saved;
+-
+ #if BOOST_VERSION >= 105600
+- if( m_self )
+- delete m_self;
++ delete m_callee;
+ #endif
+
++#if BOOST_VERSION <= 106000
++ delete m_caller;
++
+ if( m_stack )
+ free( m_stack );
++#endif
+ }
+
++private:
++#if BOOST_VERSION <= 106000
++ using context_type = boost::context::fcontext_t;
++#else
++ using context_type = boost::context::execution_context<COROUTINE*>;
++#endif
++
++public:
+ /**
+ * Function Yield()
+ *
+@@ -110,7 +128,12 @@
+ */
+ void Yield()
+ {
+- jump( m_self, m_saved, 0 );
++#if BOOST_VERSION <= 106000
++ jump( m_callee, m_caller, false );
++#else
++ auto result = (*m_caller)( this );
++ *m_caller = std::move( std::get<0>( result ) );
++#endif
+ }
+
+ /**
+@@ -122,7 +145,11 @@
+ void Yield( ReturnType& aRetVal )
+ {
+ m_retVal = aRetVal;
+- jump( m_self, m_saved, 0 );
++#if BOOST_VERSION <= 106000
++ jump( m_callee, m_caller, false );
++#else
++ m_caller( this );
++#endif
+ }
+
+ /**
+@@ -130,9 +157,9 @@
+ *
+ * Defines the entry point for the coroutine, if not set in the constructor.
+ */
+- void SetEntry( DELEGATE<ReturnType, ArgType> aEntry )
++ void SetEntry( std::function<ReturnType(ArgType)> aEntry )
+ {
+- m_func = aEntry;
++ m_func = std::move( aEntry );
+ }
+
+ /* Function Call()
+@@ -143,6 +170,10 @@
+ */
+ bool Call( ArgType aArgs )
+ {
++ assert( m_callee == NULL );
++ assert( m_caller == NULL );
++
++#if BOOST_VERSION <= 106000
+ // fixme: Clean up stack stuff. Add a guard
+ m_stack = malloc( c_defaultStackSize );
+
+@@ -151,22 +182,32 @@
+
+ // correct the stack size
+ m_stackSize -= ( (size_t) m_stack + m_stackSize - (size_t) sp );
+-
+- assert( m_self == NULL );
+- assert( m_saved == NULL );
++#endif
+
+ m_args = &aArgs;
+-#if BOOST_VERSION >= 105600
+- m_self = new boost::context::fcontext_t();
+- *m_self = boost::context::make_fcontext( sp, m_stackSize, callerStub );
++
++#if BOOST_VERSION < 105600
++ m_callee = boost::context::make_fcontext( sp, m_stackSize, callerStub );
++#elif BOOST_VERSION <= 106000
++ m_callee = new context_type( boost::context::make_fcontext( sp, m_stackSize, callerStub ) );
+ #else
+- m_self = boost::context::make_fcontext( sp, m_stackSize, callerStub );
++ m_callee = new context_type( std::allocator_arg_t(),
++ boost::context::protected_fixedsize_stack( c_defaultStackSize ), &COROUTINE::callerStub );
++#endif
++
++#if BOOST_VERSION <= 106000
++ m_caller = new context_type();
+ #endif
+- m_saved = new boost::context::fcontext_t();
+
+ m_running = true;
++
+ // off we go!
+- jump( m_saved, m_self, reinterpret_cast<intptr_t>( this ) );
++#if BOOST_VERSION <= 106000
++ jump( m_caller, m_callee, reinterpret_cast<intptr_t>( this ) );
++#else
++ auto result = (*m_callee)( this );
++ *m_callee = std::move( std::get<0>( result ) );
++#endif
+ return m_running;
+ }
+
+@@ -179,7 +220,12 @@
+ */
+ bool Resume()
+ {
+- jump( m_saved, m_self, 0 );
++#if BOOST_VERSION <= 106000
++ jump( m_caller, m_callee, false );
++#else
++ auto result = (*m_callee)( this );
++ *m_callee = std::move( std::get<0>( result ) );
++#endif
+
+ return m_running;
+ }
+@@ -208,61 +254,66 @@
+ static const int c_defaultStackSize = 2000000; // fixme: make configurable
+
+ /* real entry point of the coroutine */
++#if BOOST_VERSION <= 106000
+ static void callerStub( intptr_t aData )
++#else
++ static context_type callerStub( context_type caller, COROUTINE* cor )
++#endif
+ {
+ // get pointer to self
++#if BOOST_VERSION <= 106000
+ COROUTINE<ReturnType, ArgType>* cor = reinterpret_cast<COROUTINE<ReturnType, ArgType>*>( aData );
++#else
++ cor->m_caller = &caller;
++#endif
+
+ // call the coroutine method
+- cor->m_retVal = cor->m_func( *cor->m_args );
++ cor->m_retVal = cor->m_func( *( cor->m_args ) );
+ cor->m_running = false;
+
+ // go back to wherever we came from.
+- jump( cor->m_self, cor->m_saved, 0 ); // reinterpret_cast<intptr_t>( this ));
++#if BOOST_VERSION <= 106000
++ jump( cor->m_callee, cor->m_caller, 0 );
++#else
++ return caller;
++#endif
+ }
+
+ ///> Wrapper for jump_fcontext to assure compatibility between different boost versions
+- static inline intptr_t jump(boost::context::fcontext_t* aOld, boost::context::fcontext_t* aNew,
++#if BOOST_VERSION <= 106000
++ static inline intptr_t jump( context_type* aOld, context_type* aNew,
+ intptr_t aP, bool aPreserveFPU = true )
+ {
+-#if BOOST_VERSION >= 105600
+- return boost::context::jump_fcontext( aOld, *aNew, aP, aPreserveFPU );
+-#else
++#if BOOST_VERSION < 105600
+ return boost::context::jump_fcontext( aOld, aNew, aP, aPreserveFPU );
++#else
++ return boost::context::jump_fcontext( aOld, *aNew, aP, aPreserveFPU );
+ #endif
+ }
++#endif
+
+- template <typename T>
+- struct strip_ref
+- {
+- typedef T result;
+- };
++ std::function<ReturnType(ArgType)> m_func;
+
+- template <typename T>
+- struct strip_ref<T&>
+- {
+- typedef T result;
+- };
++ bool m_running;
+
+- DELEGATE<ReturnType, ArgType> m_func;
++#if BOOST_VERSION <= 106000
++ ///< coroutine stack
++ void* m_stack;
++
++ size_t m_stackSize;
++#endif
+
+ ///< pointer to coroutine entry arguments. Stripped of references
+ ///< to avoid compiler errors.
+- typename strip_ref<ArgType>::result* m_args;
++ typename std::remove_reference<ArgType>::type* m_args;
++
+ ReturnType m_retVal;
+
+ ///< saved caller context
+- boost::context::fcontext_t* m_saved;
++ context_type* m_caller;
+
+ ///< saved coroutine context
+- boost::context::fcontext_t* m_self;
+-
+- ///< coroutine stack
+- void* m_stack;
+-
+- size_t m_stackSize;
+-
+- bool m_running;
++ context_type* m_callee;
+ };
+
+ #endif
+--- a/include/tool/tool_base.h
++++ b/include/tool/tool_base.h
+@@ -31,7 +32,7 @@
+ #include <tool/tool_event.h>
+ #include <tool/tool_settings.h>
+
+-#include <tool/delegate.h>
++#include <functional>
+
+ class EDA_ITEM;
+ class TOOL_MANAGER;
+@@ -53,7 +54,9 @@
+
+ /// Unique identifier for tools
+ typedef int TOOL_ID;
+-typedef DELEGATE<int, const TOOL_EVENT&> TOOL_STATE_FUNC;
++
++using TOOL_STATE_FUNC = std::function<int(const TOOL_EVENT&)>;
++
+
+ /**
+ * Class TOOL_BASE
+--- a/include/tool/tool_interactive.h
++++ b/include/tool/tool_interactive.h
+@@ -113,7 +114,7 @@
+ void TOOL_INTERACTIVE::Go( int (T::* aStateFunc)( const TOOL_EVENT& ),
+ const TOOL_EVENT_LIST& aConditions )
+ {
+- TOOL_STATE_FUNC sptr( static_cast<T*>( this ), aStateFunc );
++ TOOL_STATE_FUNC sptr = std::bind( aStateFunc, static_cast<T*>( this ), std::placeholders::_1 );
+
+ goInternal( sptr, aConditions );
+ }
+
--- /dev/null
+# Copyright 1999-2017 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+PYTHON_COMPAT=( python2_7 )
+
+WX_GTK_VER="3.0"
+
+inherit cmake-utils eutils flag-o-matic gnome2-utils python-single-r1 wxwidgets vcs-snapshot versionator xdg
+
+DESCRIPTION="Electronic Schematic and PCB design tools."
+HOMEPAGE="http://www.kicad-pcb.org"
+
+SERIES=$(get_version_component_range 1-2)
+
+SRC_URI="https://launchpad.net/${PN}/${SERIES}/${PV}/+download/${P}.tar.xz
+ !minimal? (
+ http://downloads.kicad-pcb.org/libraries/${PN}-footprints-${PV}.tar.gz
+ http://downloads.kicad-pcb.org/libraries/kicad-library-${PV}.tar.gz
+ )
+ i18n? ( https://github.com/KiCad/${PN}-i18n/archive/${PV}.tar.gz -> ${P}-i18n.tar.gz )"
+
+LICENSE="GPL-2+ GPL-3+ Boost-1.0"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+IUSE="debug doc examples github i18n libressl minimal +python"
+LANGS="bg ca cs de el es fi fr hu it ja ko nl pl pt ru sk sl sv zh-CN"
+for lang in ${LANGS} ; do
+ IUSE="${IUSE} l10n_${lang}"
+done
+unset lang
+
+REQUIRED_USE="
+ python? ( ${PYTHON_REQUIRED_USE} )"
+
+COMMON_DEPEND=">=x11-libs/wxGTK-3.0.2:${WX_GTK_VER}[X,opengl]
+ python? (
+ dev-python/wxpython:${WX_GTK_VER}[opengl,${PYTHON_USEDEP}]
+ ${PYTHON_DEPS}
+ )
+ >=dev-libs/boost-1.61[context,nls,threads,python?,${PYTHON_USEDEP}]
+ github? (
+ libressl? ( dev-libs/libressl:0= )
+ !libressl? ( dev-libs/openssl:0= )
+ )
+ media-libs/glew:0=
+ media-libs/freeglut
+ media-libs/mesa
+ sys-libs/zlib
+ x11-libs/cairo"
+DEPEND="${COMMON_DEPEND}
+ doc? ( app-doc/doxygen )
+ i18n? ( virtual/libintl )
+ python? ( dev-lang/swig:0 )"
+RDEPEND="${COMMON_DEPEND}
+ sci-electronics/electronics-menu"
+
+pkg_setup() {
+ use python && python-single-r1_pkg_setup
+ setup-wxwidgets
+}
+
+src_prepare() {
+ xdg_src_prepare
+
+ # Patch to work with >=boost 1.61
+ eapply "${FILESDIR}/${PN}-boost-1.61.patch"
+
+ # remove all the non unix file endings
+ while IFS="" read -d $'\0' -r f; do
+ edos2unix "${f}"
+ done < <(find "${S}" -type f -name "*.desktop" -print0)
+
+ # Remove cvpcb desktop file while it does nothing
+ rm "${WORKDIR}/${P}/resources/linux/mime/applications/cvpcb.desktop" || die
+
+ # Handle optional minimal install.
+ if use minimal; then
+ # remove templates as they are not needed to run binaries
+ sed -e '/add_subdirectory( template )/d' -i CMakeLists.txt || die
+ else
+ # create a link to the parts library in the main project folder
+ ln -s "${WORKDIR}/kicad-library-${PV}" "${S}/${PN}-library" || die
+ # create a link to the footprints library and add cmake build rule for it
+ ln -s "${WORKDIR}/${PN}-footprints-${PV}" "${S}/${PN}-footprints" || die
+ cp "${FILESDIR}/${PN}-footprints-cmakelists.txt" "${WORKDIR}/${PN}-footprints-${PV}/CMakeLists.txt" || die
+ # add the libraries directory to cmake as a subproject to build
+ sed "/add_subdirectory( bitmaps_png )/a add_subdirectory( ${PN}-library )" -i CMakeLists.txt || die
+ # add the footprints directory to cmake as a subproject to build
+ sed "/add_subdirectory( ${PN}-library )/a add_subdirectory( ${PN}-footprints )" -i CMakeLists.txt || die
+ # remove duplicate uninstall directions for the library module
+ sed '/make uninstall/,/# /d' -i ${PN}-library/CMakeLists.txt || die
+ fi
+
+ # Add internationalization for the GUI
+ if use i18n; then
+ # create a link to the translations library in the main project folder
+ ln -s "${WORKDIR}/${P}-i18n" "${S}/${PN}-i18n" || die
+ # Remove unused languages. Project generates only languages specified in the
+ # file in LINGUAS in the subproject folder. By default all languages are added
+ # so we sed out the unused ones based on the user l10n_* settings.
+ local lang
+ for lang in ${LANGS}; do
+ if ! use l10n_${lang}; then
+ lang="${lang//-/_}" # Needed to turn zh-CN to zh_CN as KiCad does not follow l10n standard here
+ sed "/${lang}/d" -i ${PN}-i18n/LINGUAS || die
+ fi
+ done
+ # cmakelists does not respect our build dir variables, so make it point to the right location
+ sed "s|\${CMAKE_BINARY_DIR}|${WORKDIR}/${P}_build|g" -i ${PN}-i18n/CMakeLists.txt || die
+ # we also make from the master project so the source dir is understood incorretly, replace that too
+ sed "s|\${CMAKE_SOURCE_DIR}/\${LANG}|\${CMAKE_SOURCE_DIR}/${PN}-i18n/\${LANG}|g" -i ${PN}-i18n/CMakeLists.txt || die
+ # add the translations directory to cmake as a subproject to build
+ sed "/add_subdirectory( bitmaps_png )/a add_subdirectory( ${PN}-i18n )" -i CMakeLists.txt || die
+ # remove duplicate uninstall directions for the translation module
+ sed '/make uninstall/,$d' -i ${PN}-i18n/CMakeLists.txt || die
+ fi
+
+ # Install examples if requested
+ use examples || sed -e '/add_subdirectory( demos )/d' -i CMakeLists.txt || die
+
+ # Add important missing doc files
+ sed -e 's/INSTALL.txt/AUTHORS.txt CHANGELOG.txt README.txt TODO.txt/' -i CMakeLists.txt || die
+}
+
+src_configure() {
+ local mycmakeargs=(
+ -DPYTHON_DEST="$(python_get_sitedir)"
+ -DPYTHON_EXECUTABLE="${PYTHON}"
+ -DPYTHON_INCLUDE_DIR="$(python_get_includedir)"
+ -DPYTHON_LIBRARY="$(python_get_library_path)"
+ -DKICAD_DOCS="/usr/share/doc/${PF}"
+ -DKICAD_HELP="/usr/share/doc/${PF}/help"
+ -DwxUSE_UNICODE=ON
+ -DKICAD_SKIP_BOOST=ON
+ -DBUILD_GITHUB_PLUGIN="$(usex github)"
+ -DKICAD_SCRIPTING="$(usex python)"
+ -DKICAD_SCRIPTING_MODULES="$(usex python)"
+ -DKICAD_SCRIPTING_WXPYTHON="$(usex python)"
+ -DKICAD_I18N_UNIX_STRICT_PATH="$(usex i18n)"
+ -DCMAKE_CXX_FLAGS="-std=c++11"
+ )
+ if use debug; then
+ append-cxxflags "-DDEBUG"
+ append-cflags "-DDEBUG"
+ fi
+ cmake-utils_src_configure
+}
+
+src_compile() {
+ cmake-utils_src_compile
+ if use doc; then
+ doxygen Doxyfile || die
+ fi
+}
+
+src_install() {
+ cmake-utils_src_install
+ use python && python_optimize
+ if use doc ; then
+ dodoc uncrustify.cfg
+ cd Documentation || die
+ dodoc -r GUI_Translation_HOWTO.pdf guidelines/UIpolicies.txt doxygen/.
+ fi
+}
+
+pkg_preinst() {
+ xdg_pkg_preinst
+}
+
+pkg_postinst() {
+ xdg_pkg_postinst
+ gnome2_icon_cache_update
+
+ if use minimal ; then
+ ewarn "If the schematic and/or board editors complain about missing libraries when you"
+ ewarn "open old projects, you will have to take one or more of the following actions :"
+ ewarn "- Install the missing libraries manually."
+ ewarn "- Remove the libraries from the 'Libs and Dir' preferences."
+ ewarn "- Fix the libraries' locations in the 'Libs and Dir' preferences."
+ ewarn "- Emerge ${PN} without the 'minimal' USE flag."
+ fi
+ elog ""
+ elog "You may want to emerge media-gfx/wings if you want to create 3D models of components."
+ elog "For help and extended documentation emerge app-doc/kicad-doc."
+}
+
+pkg_postrm() {
+ xdg_pkg_postrm
+ gnome2_icon_cache_update
+}