--- /dev/null
+Add curl support for the cli app and base library and make it truly optional
+for gmic-qt instead of automagic.
+
+--- gmic-2.4.3/CMakeLists.txt
++++ gmic-2.4.3/CMakeLists.txt
+@@ -83,6 +83,7 @@
+ option(BUILD_MAN "Build the manpage" ON)
+ option(BUILD_BASH_COMPLETION "Build Bash completion" ON)
+ option(CUSTOM_CFLAGS "Override default compiler optimization flags" OFF)
++option(ENABLE_CURL "Add support for curl" ON)
+ option(ENABLE_X "Add support for X11" ON)
+ option(ENABLE_FFMPEG "Add support for FFMpeg" ON)
+ option(ENABLE_FFTW "Add support for FFTW" ON)
+@@ -136,6 +137,16 @@
+ link_directories(${ZLIB_LIBRARY_DIRS})
+ endif()
+
++# curl support
++if(ENABLE_CURL)
++ find_package(CURL)
++endif()
++if(CURL_FOUND)
++ set(COMPILE_FLAGS "${COMPILE_FLAGS} -Dcimg_use_curl")
++ include_directories(${CURL_INCLUDE_DIRS})
++ link_directories(${CURL_LIBRARY_DIRS})
++endif()
++
+ #X11 support
+ if(ENABLE_X)
+ find_package(X11)
+@@ -288,6 +299,7 @@
+ ${OPENEXR_LIBRARIES}
+ ${OPENCV_LIBRARIES}
+ ${ZLIB_LIBRARIES}
++ ${CURL_LIBRARIES}
+ ${FFTW3_LIBRARIES}
+ ${EXTRA_LIBRARIES}
+ )
+@@ -316,6 +328,7 @@
+ ${OPENEXR_LIBRARIES}
+ ${OPENCV_LIBRARIES}
+ ${ZLIB_LIBRARIES}
++ ${CURL_LIBRARIES}
+ ${FFTW3_LIBRARIES}
+ ${EXTRA_LIBRARIES}
+ )
+@@ -345,6 +358,7 @@
+ ${OPENEXR_LIBRARIES}
+ ${OPENCV_LIBRARIES}
+ ${ZLIB_LIBRARIES}
++ ${CURL_LIBRARIES}
+ ${FFTW3_LIBRARIES}
+ ${EXTRA_LIBRARIES}
+ )
+--- gmic-2.4.3/gmic-qt/CMakeLists.txt
++++ gmic-2.4.3/gmic-qt/CMakeLists.txt
+@@ -30,6 +30,7 @@
+ message("G'MIC path: " ${GMIC_PATH})
+
+ option(ENABLE_DYNAMIC_LINKING "Dynamically link the binaries to the GMIC shared library" OFF)
++option(ENABLE_CURL "Add support for curl" ON)
+ set (GMIC_LIB_PATH "${GMIC_PATH}" CACHE STRING "Define the path to the GMIC shared library")
+
+ #
+@@ -149,10 +150,12 @@
+ #
+ # CURL
+ #
+-find_package(CURL)
+-if (CURL_FOUND)
+- add_definitions(-Dcimg_use_curl)
+- include_directories(SYSTEM ${CURL_INCLUDE_DIRS} )
++if(ENABLE_CURL)
++ find_package(CURL)
++ if (CURL_FOUND)
++ add_definitions(-Dcimg_use_curl)
++ include_directories(SYSTEM ${CURL_INCLUDE_DIRS} )
++ endif()
+ endif()
+
+ #
+@@ -187,11 +190,13 @@
+ ${ZLIB_LIBRARIES}
+ )
+
+-if (CURL_FOUND)
+- set(gmic_qt_LIBRARIES
+- ${gmic_qt_LIBRARIES}
+- ${CURL_LIBRARIES}
+- )
++if(ENABLE_CURL)
++ if (CURL_FOUND)
++ set(gmic_qt_LIBRARIES
++ ${gmic_qt_LIBRARIES}
++ ${CURL_LIBRARIES}
++ )
++ endif()
+ endif()
+
+ add_definitions(-Dgmic_build)
--- /dev/null
+# Copyright 1999-2018 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+CMAKE_BUILD_TYPE=Release
+CMAKE_MIN_VERSION=3.9
+
+inherit cmake-utils bash-completion-r1
+
+if [[ ${PV} == "9999" ]]; then
+ EGIT_REPO_URI="https://github.com/dtschump/gmic.git"
+ inherit git-r3
+else
+ SRC_URI="https://gmic.eu/files/source/${PN}_${PV}.tar.gz"
+ KEYWORDS="~amd64 ~x86"
+fi
+
+DESCRIPTION="GREYC's Magic Image Converter"
+HOMEPAGE="https://gmic.eu/ https://github.com/dtschump/gmic"
+
+LICENSE="CeCILL-2 GPL-3"
+SLOT="0"
+IUSE="+cli curl ffmpeg fftw gimp graphicsmagick jpeg krita opencv openexr openmp png qt5 static-libs tiff X zlib"
+REQUIRED_USE="
+ || ( cli gimp krita qt5 )
+ gimp? ( png zlib fftw X )
+ krita? ( png zlib fftw X )
+ qt5? ( png zlib fftw X )
+"
+
+MIN_QT_VER="5.2.0"
+QT_DEPEND="
+ >=dev-qt/qtcore-${MIN_QT_VER}:5=
+ >=dev-qt/qtgui-${MIN_QT_VER}:5=
+ >=dev-qt/qtnetwork-${MIN_QT_VER}:5=
+ >=dev-qt/qtwidgets-${MIN_QT_VER}:5=
+"
+COMMON_DEPEND="
+ curl? ( net-misc/curl )
+ fftw? ( sci-libs/fftw:3.0=[threads] )
+ gimp? (
+ >=media-gfx/gimp-2.8.0
+ ${QT_DEPEND}
+ )
+ graphicsmagick? ( media-gfx/graphicsmagick:0= )
+ jpeg? ( virtual/jpeg:0 )
+ krita? ( ${QT_DEPEND} )
+ opencv? ( >=media-libs/opencv-2.3.1a-r1:0= )
+ openexr? (
+ media-libs/ilmbase:0=
+ media-libs/openexr:0=
+ )
+ png? ( media-libs/libpng:0= )
+ qt5? ( ${QT_DEPEND} )
+ tiff? ( media-libs/tiff:0 )
+ X? (
+ x11-libs/libX11
+ x11-libs/libXext
+ )
+ zlib? ( sys-libs/zlib:0= )"
+RDEPEND="${COMMON_DEPEND}
+ ffmpeg? ( media-video/ffmpeg:0= )
+"
+DEPEND="${COMMON_DEPEND}
+ virtual/pkgconfig
+ gimp? ( dev-qt/linguist-tools )
+ krita? ( dev-qt/linguist-tools )
+ qt5? ( dev-qt/linguist-tools )
+"
+
+pkg_pretend() {
+ if use openmp ; then
+ tc-has-openmp || die "Please switch to an openmp compatible compiler"
+ fi
+
+ if ! test-flag-CXX -std=c++11 ; then
+ die "You need at least GCC 4.7.x or Clang >= 3.3 for C++11-specific compiler flags"
+ fi
+}
+
+src_prepare() {
+ local PATCHES=( "${FILESDIR}"/${P}-curl.patch )
+ cmake-utils_src_prepare
+ sed -i '/CMAKE_CXX_FLAGS/s/-g //' CMakeLists.txt || die
+
+ if use gimp || use krita || use qt5; then
+ sed -i '/CMAKE_CXX_FLAGS_RELEASE/d' gmic-qt/CMakeLists.txt || die
+ local S="${S}/gmic-qt"
+ PATCHES=()
+ cmake-utils_src_prepare
+ fi
+}
+
+src_configure() {
+ local mycmakeargs=(
+ -DBUILD_LIB=ON
+ -DBUILD_LIB_STATIC=$(usex static-libs)
+ -DBUILD_CLI=$(usex cli)
+ -DBUILD_MAN=$(usex cli)
+ -DCUSTOM_CFLAGS=ON
+ -DENABLE_CURL=$(usex curl)
+ -DENABLE_X=$(usex X)
+ -DENABLE_FFMPEG=$(usex ffmpeg)
+ -DENABLE_FFTW=$(usex fftw)
+ -DENABLE_GRAPHICSMAGICK=$(usex graphicsmagick)
+ -DENABLE_JPEG=$(usex jpeg)
+ -DENABLE_OPENCV=$(usex opencv)
+ -DENABLE_OPENEXR=$(usex openexr)
+ -DENABLE_OPENMP=$(usex openmp)
+ -DENABLE_PNG=$(usex png)
+ -DENABLE_TIFF=$(usex tiff)
+ -DENABLE_ZLIB=$(usex zlib)
+ -DENABLE_DYNAMIC_LINKING=ON
+ )
+
+ cmake-utils_src_configure
+
+ # configure gmic-qt frontends
+ local CMAKE_USE_DIR="${S}/gmic-qt"
+ mycmakeargs=(
+ -DENABLE_DYNAMIC_LINKING=ON
+ -DENABLE_CURL=$(usex curl)
+ -DGMIC_LIB_PATH="${BUILD_DIR}"
+ -DGMIC_PATH="${S}/src"
+ )
+
+ if use gimp; then
+ mycmakeargs+=( -DGMIC_QT_HOST=gimp )
+ BUILD_DIR="${BUILD_DIR}"/gimp cmake-utils_src_configure
+ fi
+
+ if use krita; then
+ mycmakeargs+=( -DGMIC_QT_HOST=krita )
+ BUILD_DIR="${BUILD_DIR}"/krita cmake-utils_src_configure
+ fi
+
+ if use qt5; then
+ mycmakeargs+=( -DGMIC_QT_HOST=none )
+ BUILD_DIR="${BUILD_DIR}"/qt5 cmake-utils_src_configure
+ fi
+}
+
+src_compile() {
+ cmake-utils_src_compile
+
+ # build gmic-qt frontends
+ local S="${S}/gmic-qt"
+ use gimp && { BUILD_DIR="${BUILD_DIR}"/gimp cmake-utils_src_compile || die "failed building gimp plugin" ; }
+ use krita && { BUILD_DIR="${BUILD_DIR}"/krita cmake-utils_src_compile || die "failed building krita plugin" ; }
+ use qt5 && { BUILD_DIR="${BUILD_DIR}"/qt5 cmake-utils_src_compile || die "failed building qt5 GUI" ; }
+}
+
+src_install() {
+ cmake-utils_src_install
+ dodoc README
+ use cli && newbashcomp "${BUILD_DIR}"/resources/gmic_bashcompletion.sh ${PN}
+
+ local PLUGINDIR="/usr/$(get_libdir)/gimp/2.0/plug-ins"
+ insinto "${PLUGINDIR}"
+ doins resources/gmic_film_cluts.gmz
+
+ # install gmic-qt frontends
+ if use gimp; then
+ exeinto "${PLUGINDIR}"
+ doexe "${BUILD_DIR}"/gimp/gmic_gimp_qt
+ fi
+ use krita && dobin "${BUILD_DIR}"/krita/gmic_krita_qt
+ use qt5 && dobin "${BUILD_DIR}"/qt5/gmic_qt
+}