Update README.md

Added Qt6 support

.github/workflows/main.yml

@@ -0,0 +1,99 @@
+name: CI
+
+on: [push, pull_request, workflow_dispatch]
+
+jobs:
+  appimage-x86_64:
+    name: Build x86_64 AppImage on CentOS 7
+    runs-on: ubuntu-latest
+    env:
+      ARCH: x86_64
+      BUILD_TYPE: centos7
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: recursive
+      - name: Build AppImage in CentOS 7
+        run: ci/build-centos7-docker.sh
+      - name: Archive artifacts
+        uses: actions/upload-artifact@v2
+        with:
+          name: AppImage x86_64
+          path: linuxdeploy-plugin-qt*.AppImage*
+
+  appimage-i386:
+    name: Build i386 AppImage on CentOS 7
+    runs-on: ubuntu-latest
+    env:
+      ARCH: i386
+      BUILD_TYPE: centos7
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: recursive
+      - name: Build AppImage in CentOS 7
+        run: ci/build-centos7-docker.sh
+      - name: Archive artifacts
+        uses: actions/upload-artifact@v2
+        with:
+          name: AppImage i386
+          path: linuxdeploy-plugin-qt*.AppImage*
+
+  # TODO: build and test on i386 as well!
+  build-text-xenial-x86_64:
+    name: Build and test on Ubuntu xenial x86_64 (no binaries uploaded)
+    runs-on: ubuntu-16.04
+    env:
+      ARCH: x86_64
+      BUILD_TYPE: test
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: recursive
+      - name: Install dependencies
+        run: bash ci/install-dependencies.sh
+      - name: Build and install patchelf
+        run: bash -ex ci/install-patchelf.sh
+      - name: Build and test AppImage
+        run: |
+          bash -ex ci/build.sh
+          bash -xe ci/test.sh linuxdeploy-plugin-qt-"$ARCH".AppImage
+
+  # TODO: build and test on i386 as well!
+  build-text-bionic-x86_64:
+    name: Build and test on Ubuntu bionic x86_64 (no binaries uploaded)
+    runs-on: ubuntu-18.04
+    env:
+      ARCH: x86_64
+      BUILD_TYPE: test
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: recursive
+      - name: Install dependencies
+        run: bash ci/install-dependencies.sh
+      - name: Build and install patchelf
+        run: bash -ex ci/install-patchelf.sh
+      - name: Build and test AppImage
+        run: |
+          bash -ex ci/build.sh
+          bash -xe ci/test.sh linuxdeploy-plugin-qt-"$ARCH".AppImage
+
+  upload:
+    name: Create release and upload artifacts
+    needs:
+      - appimage-x86_64
+      - appimage-i386
+    runs-on: ubuntu-latest
+    steps:
+      - name: Download artifacts
+        uses: actions/download-artifact@v2
+      - name: Inspect directory after downloading artifacts
+        run: ls -alFR
+      - name: Create release and upload artifacts
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: |
+            wget -q https://github.com/TheAssassin/pyuploadtool/releases/download/continuous/pyuploadtool-x86_64.AppImage
+            chmod +x pyuploadtool-x86_64.AppImage
+            ./pyuploadtool-x86_64.AppImage **/linuxdeploy-plugin-qt*.AppImage*

.gitignore

@@ -1,3 +1,5 @@
 *build*/
 .idea/
 *.AppImage
+*.zsync
+*.swp

.travis.yml

@@ -1,68 +0,0 @@
-language: cpp
-sudo: required
-dist: xenial
-
-matrix:
-  include:
-    - env: ARCH=x86_64
-      addons:
-        apt:
-          update: true
-          sources:
-            - sourceline: 'ppa:beineri/opt-qt-5.12.3-xenial'
-          packages:
-            - libmagic-dev
-            - libjpeg-dev
-            - libpng-dev
-            - cimg-dev
-            - automake  # required for patchelf
-            - gcc
-            - g++
-            # Packages below are only required by the test srcipt
-            - qt512-meta-minimal
-            - qt512declarative
-            - qt512webengine
-            - mesa-common-dev
-            - libgl1-mesa-dev  # <-- that's for xenial to provide the x86_64-linux-gnu/libGL.so symlink
-            - # libglvnd-dev  # <-- that's for bionic to provide aforementioned symlink
-    - env: ARCH=i386
-      addons:
-        apt:
-          update: true
-          packages:
-            - libmagic-dev:i386
-            - libjpeg-dev:i386
-            - libpng-dev:i386
-            - automake  # required for patchelf
-            - libfuse2:i386
-            - libcairo2:i386
-            - gcc-multilib
-            - g++-multilib
-
-install:
-  - git clone https://github.com/NixOS/patchelf.git -b 0.8
-  - cd patchelf
-  - ./bootstrap.sh
-  - if [ "$ARCH" == "i386" ]; then export EXTRA_CONFIGURE_ARGS=("--build=i686-pc-linux-gnu" "CFLAGS=-m32" "CXXFLAGS=-m32" "LDFLAGS=-m32"); fi
-  - ./configure --prefix=/usr "${EXTRA_CONFIGURE_ARGS[@]}"
-  - make -j$(nproc)
-  - sudo make install
-  - cd ..
-  - rm -rf patchelf
-
-script:
-  - bash -xe travis/build.sh
-  # TODO: allow for cross-compiling the test projects and install i386 packages for build dependencies, then remove $ARCH check
-  - if [ "$ARCH" == "x86_64" ]; then bash -xe travis/test.sh linuxdeploy-plugin-qt-"$ARCH".AppImage; fi
-
-after_success:
-  - ls -lh
-  # make sure only pushes to rewrite create a new release, otherwise pretend PR and upload to transfer.sh
-  - if [ "$TRAVIS_TAG" != "$TRAVIS_BRANCH" ] && [ "$TRAVIS_BRANCH" != "master" ]; then export TRAVIS_EVENT_TYPE=pull_request; fi
-  - wget -c https://github.com/probonopd/uploadtool/raw/master/upload.sh
-  - bash upload.sh linuxdeploy*.AppImage*
-
-branches:
-  except:
-    - # Do not build tags that we create when we upload to GitHub Releases
-    - /^(?i:continuous)$/

README.md

@@ -1,6 +1,6 @@
 # linuxdeploy-plugin-qt
 
-Plugin for linuxdeploy to bundle Qt dependencies of applications and libraries.
+Plugin for linuxdeploy to bundle Qt dependencies of applications and libraries. It supports the Qt versions 5 and 6.
 
 
 ## About
@@ -59,5 +59,5 @@ Just like all linuxdeploy plugins, the Qt plugin's behavior can be configured so
 - `$EXTRA_QT_PLUGINS=pluginA;pluginB`: Plugins to deploy even if not found automatically by linuxdeploy-plugin-qt
 
 QML related:
-- `$QML_SOURCES_PATHS`: directory containing the application's QML files -- useful/needed if QML files are "baked" into the binaries
-- `$QML_MODULES_PATHS`: extra directories containing imported QML files (normally doesn't need to be specified)
+- `$QML_SOURCES_PATHS`: directory containing the application's QML files — useful/needed if QML files are "baked" into the binaries. `$QT_INSTALL_QML` is prepended to this list internally.
+- `$QML_MODULES_PATHS`: extra directories containing imported QML files (normally doesn't need to be specified).

ci/Dockerfile.centos7

@@ -0,0 +1,23 @@
+FROM centos:7
+
+RUN yum install -y centos-release-scl && \
+    yum install -y devtoolset-8 wget curl patchelf vim-common fuse libfuse2 libtool autoconf automake zlib-devel libjpeg-devel libpng-devel nano git file gcc-c++ && \
+    wget https://artifacts.assassinate-you.net/prebuilt-cmake/cmake-v3.19.1-centos7-x86_64.tar.gz -O- | tar xz --strip-components=1 -C/usr/local
+
+ENV ARCH=x86_64
+COPY entrypoint.sh /
+SHELL ["/entrypoint.sh", "bash", "-x", "-c"]
+ENTRYPOINT ["/entrypoint.sh"]
+
+RUN git clone https://github.com/NixOS/patchelf.git && \
+    pushd patchelf && \
+    # cannot use -b since it's not supported in really old versions of git
+    git checkout 0.8 && \
+    ./bootstrap.sh && \
+    ./configure --prefix=/usr/local && \
+    make -j $(nproc) && \
+    make install && \
+    popd && \
+    rm -r patchelf/
+
+CMD ["bash"]

ci/Dockerfile.centos7-i386

@@ -0,0 +1,35 @@
+FROM i386/centos:7
+
+SHELL ["/bin/bash", "-x", "-c"]
+
+# during Docker build, yum doesn't detect it's an i386 environment on x86_64 machines, and tries to install x86_64 packages, which can't work
+# this little command fixes this
+RUN sed -i 's/$basearch/i386/g' /etc/yum.repos.d/CentOS-Base.repo
+
+# thanks CloudLinux, you're really helping us poor AppImage creators seeking for maximum compatibility by providing devtoolset i386 builds
+RUN yum install -y yum-utils && \
+    rpm --import https://repo.cloudlinux.com/cloudlinux/security/RPM-GPG-KEY-CloudLinux && \
+    yum-config-manager --add-repo https://www.repo.cloudlinux.com/cloudlinux/7/sclo/devtoolset-8/i386/ && \
+    yum install -y devtoolset-8 wget curl patchelf vim-common fuse libfuse2 libtool autoconf automake zlib-evel libjpeg-devel libpng-devel nano git make file gcc-c++
+
+# the shell wrapper takes care of enabling devtoolset and running a shell properly
+# unfortunately this is the easiest and most solid workaround to the limitations of the scl command
+COPY entrypoint.sh /
+ENV ARCH=i386
+ENTRYPOINT ["/entrypoint.sh"]
+SHELL ["/entrypoint.sh", "bash", "-x", "-c"]
+
+RUN wget https://artifacts.assassinate-you.net/prebuilt-cmake/cmake-v3.19.1-centos7-i386.tar.gz -O- | tar xz --strip-components=1 -C/usr/local
+
+RUN git clone https://github.com/NixOS/patchelf.git && \
+    pushd patchelf && \
+    # cannot use -b since it's not supported in really old versions of git
+    git checkout 0.8 && \
+    ./bootstrap.sh && \
+    ./configure --prefix=/usr/local && \
+    make -j $(nproc) && \
+    make install && \
+    popd && \
+    rm -r patchelf/
+
+CMD ["bash"]

ci/build-centos7-docker.sh

@@ -0,0 +1,18 @@
+#! /bin/bash
+
+set -xe
+
+old_cwd=$(readlink -f .)
+here=$(readlink -f $(dirname "$0"))
+
+DOCKERFILE="$here"/Dockerfile.centos7
+IMAGE=linuxdeploy-build-centos7
+
+if [ "$ARCH" == "i386" ]; then
+    DOCKERFILE="$DOCKERFILE"-i386
+    IMAGE="$IMAGE"-i386
+fi
+
+(cd "$here" && docker build -f "$DOCKERFILE" -t "$IMAGE" .)
+
+docker run --rm -i -v "$here"/..:/ws:ro -v "$old_cwd":/out -e CI=1 -e OUTDIR_OWNER=$(id -u) "$IMAGE" /bin/bash -xe -c "cd /out && /ws/ci/build-centos7.sh"

ci/build-centos7.sh

@@ -0,0 +1,59 @@
+#! /bin/bash
+
+set -e
+set -x
+
+if [ "$ARCH" == "" ]; then
+    echo 'Error: $ARCH is not set'
+    exit 1
+fi
+
+# use RAM disk if possible
+if [ "$CI" == "" ] && [ -d /dev/shm ]; then
+    TEMP_BASE=/dev/shm
+else
+    TEMP_BASE=/tmp
+fi
+
+BUILD_DIR=$(mktemp -d -p "$TEMP_BASE" linuxdeploy-plugin-qt-build-XXXXXX)
+
+cleanup () {
+    if [ -d "$BUILD_DIR" ]; then
+        rm -rf "$BUILD_DIR"
+    fi
+}
+
+trap cleanup EXIT
+
+# store repo root as variable
+REPO_ROOT=$(readlink -f $(dirname $(dirname "$0")))
+OLD_CWD=$(readlink -f .)
+
+pushd "$BUILD_DIR"
+
+cmake "$REPO_ROOT" -DCMAKE_INSTALL_PREFIX=/usr -DCMAKE_BUILD_TYPE=RelWithDebInfo "${EXTRA_CMAKE_ARGS[@]}" -DUSE_SYSTEM_CIMG=Off
+
+make -j$(nproc)
+
+ctest -V
+
+make install DESTDIR=AppDir
+
+strip_path=$(which strip)
+
+export UPD_INFO="gh-releases-zsync|linuxdeploy|linuxdeploy-plugin-qt|continuous|linuxdeploy-plugin-qt-$ARCH.AppImage"
+
+# we're in Docker...
+export APPIMAGE_EXTRACT_AND_RUN=1
+
+wget https://github.com/TheAssassin/linuxdeploy/releases/download/continuous/linuxdeploy-"$ARCH".AppImage
+chmod +x linuxdeploy*.AppImage
+sed -i 's|AI\x02|\x00\x00\x00|' *.AppImage
+./linuxdeploy-"$ARCH".AppImage --appdir AppDir \
+    -d "$REPO_ROOT"/resources/linuxdeploy-plugin-qt.desktop \
+    -i "$REPO_ROOT"/resources/linuxdeploy-plugin-qt.svg \
+    -e $(which patchelf) \
+    -e "$strip_path" \
+    --output appimage
+
+mv linuxdeploy-plugin-qt-"$ARCH".AppImage* "$OLD_CWD"/

ci/build.sh

@@ -70,4 +70,4 @@ chmod +x linuxdeploy*.AppImage
     -e "$strip_path" \
     --output appimage
 
-mv linuxdeploy-plugin-qt-"$ARCH".AppImage "$OLD_CWD"/
+mv linuxdeploy-plugin-qt-"$ARCH".AppImage* "$OLD_CWD"/

ci/entrypoint.sh

@@ -0,0 +1,9 @@
+#! /bin/bash
+
+# get a compiler that allows for using modern-ish C++ (>= 11) on a distro that doesn't normally support it
+# before you ask: yes, the binaries will work on CentOS 6 even without devtoolset (they somehow partially link C++
+# things statically while using others from the system...)
+# so, basically, it's magic!
+source /opt/rh/devtoolset-*/enable
+
+exec "$@"

ci/install-dependencies.sh

@@ -0,0 +1,27 @@
+#! /bin/bash
+
+set -e
+set -x
+
+ubuntu_release="$(cat /etc/*release | grep -E '^DISTRIB_CODENAME=' | cut -d= -f2-)"
+
+sudo add-apt-repository -y ppa:beineri/opt-qt-5.14.2-"$ubuntu_release"
+sudo apt-get update
+
+packages=(
+    libmagic-dev libjpeg-dev libpng-dev cimg-dev mesa-common-dev
+
+    # dependencies of patchelf
+    automake gcc g++
+
+    # up to date Qt with required plugins
+    qt514-meta-minimal qt514declarative qt514webengine
+)
+
+if [[ "$ubuntu_release" == "xenial" ]]; then
+    packages+=(libgl1-mesa-dev)
+else
+    packages+=(libglvnd-dev)
+fi
+
+sudo apt-get install -y "${packages[@]}"

ci/install-patchelf.sh

@@ -0,0 +1,36 @@
+#! /bin/bash
+
+if [[ "$CI" == "" ]]; then
+    echo "Error: this script is supposed to be run in a (disposable) CI environment"
+    exit 2
+fi
+
+if [[ "$ARCH" == "" ]]; then
+    echo "Usage: env ARCH=... bash $0"
+    exit 3
+fi
+
+build_dir="$(mktemp -d /tmp/patchelf-build-XXXXX)"
+
+cleanup() {
+    rm -rf "$build_dir"
+}
+trap cleanup EXIT
+
+pushd "$build_dir"
+
+git clone https://github.com/NixOS/patchelf.git -b 0.8 .
+
+./bootstrap.sh
+
+EXTRA_CONFIGURE_ARGS=()
+
+if [ "$ARCH" == "i386" ]; then
+    export EXTRA_CONFIGURE_ARGS=("--build=i686-pc-linux-gnu" "CFLAGS=-m32" "CXXFLAGS=-m32" "LDFLAGS=-m32")
+fi
+
+./configure --prefix=/usr "${EXTRA_CONFIGURE_ARGS[@]}"
+
+make -j$(nproc)
+
+sudo make install

src/CMakeLists.txt

@@ -1,4 +1,5 @@
-add_library(linuxdeploy-plugin-qt_util OBJECT util.cpp util.h)
+# TODO: CMake <= 3.7 (at least!) doesn't allow for using OBJECT libraries with target_link_libraries
+add_library(linuxdeploy-plugin-qt_util STATIC util.cpp util.h)
 target_include_directories(linuxdeploy-plugin-qt_util PUBLIC ${CMAKE_CURRENT_SOURCE_DIR})
 target_link_libraries(linuxdeploy-plugin-qt_util linuxdeploy_core args)
 

src/deployers/CMakeLists.txt

@@ -16,9 +16,12 @@ set(CLASSES
     QmlPluginsDeployer
     Qt3DPluginsDeployer
     GamepadPluginsDeployer
+    PrintSupportPluginsDeployer
+    TextToSpeechPluginsDeployer
 )
 
-add_library(deployers OBJECT)
+# TODO: CMake <= 3.7 (at least!) doesn't allow for using OBJECT libraries with target_link_libraries
+add_library(deployers STATIC)
 
 target_link_libraries(deployers PUBLIC linuxdeploy_core linuxdeploy-plugin-qt_util)
 

src/deployers/PlatformPluginsDeployer.cpp

@@ -57,25 +57,26 @@ bool PlatformPluginsDeployer::deploy() {
         // either loading succeeds, then the system Gtk shall be used anyway, otherwise loading fails and Qt will fall
         // back to the default UI theme
         // we don't care whether this works (it's an experimental feature), therefore we ignore the return values
-        const auto libqgtk2Filename = "libqgtk2.so";
-        const auto libqgtk2styleFilename = "libqgtk2style.so";
+        const auto libqgtk2Path = platformThemesPath / "libqgtk2.so";
+        const auto libqgtk3Path = platformThemesPath / "libqgtk3.so";
+        const auto libqxdgPath = platformThemesPath / "libqxdgdesktopportal.so";
 
-        const auto libqgtk2Path = platformThemesPath / libqgtk2Filename;
-        const auto libqgtk2stylePath = stylesPath / libqgtk2styleFilename;
-
-        // we need to check whether the files exist at least, otherwise the deferred deployment operation fails
-        if (bf::is_regular_file(libqgtk2Path)) {
-            ldLog() << "Attempting to deploy" << libqgtk2Filename << "found at path" << libqgtk2Path << std::endl;
-            appDir.deployFile(libqgtk2Path, platformThemesDestination);
-        } else {
-            ldLog() << "Could not find" << libqgtk2Filename << "on system, skipping deployment" << std::endl;
+        for (const auto &file : {libqgtk2Path, libqgtk3Path, libqxdgPath}) {
+            // we need to check whether the files exist at least, otherwise the deferred deployment operation fails
+            if (bf::is_regular_file(file)) {
+                ldLog() << "Attempting to deploy" << file.filename() << "found at path" << file.parent_path() << std::endl;
+                appDir.deployFile(file, platformThemesDestination);
+            } else {
+                ldLog() << "Could not find" << file.filename() << "on system, skipping deployment" << std::endl;
+            }
         }
 
+        const auto libqgtk2stylePath = stylesPath / "libqgtk2style.so";
         if (bf::is_regular_file(libqgtk2stylePath)) {
-            ldLog() << "Attempting to deploy" << libqgtk2styleFilename << "found at path" << libqgtk2stylePath << std::endl;
+            ldLog() << "Attempting to deploy" << libqgtk2stylePath.filename() << "found at path" << libqgtk2stylePath << std::endl;
             appDir.deployFile(libqgtk2stylePath, stylesDestination);
         } else {
-            ldLog() << "Could not find" << libqgtk2styleFilename << "on system, skipping deployment" << std::endl;
+            ldLog() << "Could not find" << libqgtk2stylePath.filename() << "on system, skipping deployment" << std::endl;
         }
     }
 

src/deployers/PluginsDeployerFactory.cpp

@@ -5,12 +5,15 @@
 #include "BearerPluginsDeployer.h"
 #include "GamepadPluginsDeployer.h"
 #include "MultimediaPluginsDeployer.h"
+#include "PrintSupportPluginsDeployer.h"
 #include "PositioningPluginsDeployer.h"
 #include "QmlPluginsDeployer.h"
 #include "Qt3DPluginsDeployer.h"
 #include "SqlPluginsDeployer.h"
 #include "SvgPluginsDeployer.h"
+#include "TextToSpeechPluginsDeployer.h"
 #include "WebEnginePluginsDeployer.h"
+#include "XcbglIntegrationPluginsDeployer.h"
 
 using namespace linuxdeploy::plugin::qt;
 using namespace linuxdeploy::core::appdir;
@@ -21,58 +24,68 @@ PluginsDeployerFactory::PluginsDeployerFactory(AppDir& appDir,
                                                bf::path qtLibexecsPath,
                                                bf::path qtInstallQmlPath,
                                                bf::path qtTranslationsPath,
-                                               bf::path qtDataPath) : appDir(appDir),
+                                               bf::path qtDataPath,
+                                               int qtMajorVersion) : appDir(appDir),
                                                                       qtPluginsPath(std::move(qtPluginsPath)),
                                                                       qtLibexecsPath(std::move(qtLibexecsPath)),
                                                                       qtInstallQmlPath(std::move(qtInstallQmlPath)),
                                                                       qtTranslationsPath(std::move(qtTranslationsPath)),
-                                                                      qtDataPath(std::move(qtDataPath)) {}
+                                                                      qtDataPath(std::move(qtDataPath)),
+                                                                      qtMajorVersion(qtMajorVersion) {}
 
-std::shared_ptr<PluginsDeployer> PluginsDeployerFactory::getInstance(const std::string& moduleName) {
+std::vector<std::shared_ptr<PluginsDeployer>> PluginsDeployerFactory::getDeployers(const std::string& moduleName) {
     if (moduleName == "gui") {
-        return getInstance<PlatformPluginsDeployer>(moduleName);
+        return {getInstance<PlatformPluginsDeployer>(moduleName), getInstance<XcbglIntegrationPluginsDeployer>(moduleName)};
     }
 
-    if (moduleName == "opengl" || moduleName == "gui" || moduleName == "xcbqpa") {
-        return getInstance<PlatformPluginsDeployer>(moduleName);
+    if (moduleName == "opengl" || moduleName == "xcbqpa") {
+        return {getInstance<XcbglIntegrationPluginsDeployer>(moduleName)};
     }
 
-    if (moduleName == "network") {
-        return getInstance<BearerPluginsDeployer>(moduleName);
+    if (moduleName == "network" && qtMajorVersion < 6) {
+        return {getInstance<BearerPluginsDeployer>(moduleName)};
     }
 
     if (moduleName == "svg") {
-        return getInstance<SvgPluginsDeployer>(moduleName);
+        return {getInstance<SvgPluginsDeployer>(moduleName)};
     }
 
     if (moduleName == "sql") {
-        return getInstance<SqlPluginsDeployer>(moduleName);
+        return {getInstance<SqlPluginsDeployer>(moduleName)};
     }
 
     if (moduleName == "positioning") {
-        return getInstance<PositioningPluginsDeployer>(moduleName);
+        return {getInstance<PositioningPluginsDeployer>(moduleName)};
     }
 
     if (moduleName == "multimedia") {
-        return getInstance<MultimediaPluginsDeployer>(moduleName);
+        return {getInstance<MultimediaPluginsDeployer>(moduleName)};
     }
 
     if (moduleName == "webenginecore") {
-        return getInstance<WebEnginePluginsDeployer>(moduleName);
+        return {getInstance<WebEnginePluginsDeployer>(moduleName)};
     }
 
     if (moduleName == "qml") {
-        return getInstance<QmlPluginsDeployer>(moduleName);
+        return {getInstance<QmlPluginsDeployer>(moduleName)};
     }
 
-    if (moduleName == "3dquickrender") {
-        return getInstance<Qt3DPluginsDeployer>(moduleName);
+    if (moduleName == "3dquickrender" || moduleName == "3drender") {
+        return {getInstance<Qt3DPluginsDeployer>(moduleName)};
     }
 
     if (moduleName == "gamepad") {
-        return getInstance<GamepadPluginsDeployer>(moduleName);
+        return {getInstance<GamepadPluginsDeployer>(moduleName)};
+    }
+
+    if (moduleName == "printsupport") {
+        return {getInstance<PrintSupportPluginsDeployer>(moduleName)};
+    }
+
+    if (moduleName == "texttospeech") {
+        return {getInstance<TextToSpeechPluginsDeployer>(moduleName)};
     }
 
     // fallback
-    return getInstance<BasicPluginsDeployer>(moduleName);
+    return {getInstance<BasicPluginsDeployer>(moduleName)};
 }

src/deployers/PluginsDeployerFactory.h

@@ -23,6 +23,7 @@ namespace linuxdeploy {
                 const boost::filesystem::path qtInstallQmlPath;
                 const boost::filesystem::path qtTranslationsPath;
                 const boost::filesystem::path qtDataPath;
+                const int qtMajorVersion;
 
                 template<typename T>
                 std::shared_ptr<PluginsDeployer> getInstance(const std::string& moduleName) {
@@ -45,9 +46,10 @@ namespace linuxdeploy {
                                                 boost::filesystem::path qtLibexecsPath,
                                                 boost::filesystem::path qtInstallQmlPath,
                                                 boost::filesystem::path qtTranslationsPath,
-                                                boost::filesystem::path qtDataPath);
+                                                boost::filesystem::path qtDataPath,
+                                                int qtMajorVersion);
 
-                std::shared_ptr<PluginsDeployer> getInstance(const std::string& moduleName);
+                std::vector<std::shared_ptr<PluginsDeployer>> getDeployers(const std::string& moduleName);
             };
         }
     }

src/deployers/PrintSupportPluginsDeployer.cpp

@@ -0,0 +1,26 @@
+// library headers
+#include <linuxdeploy/core/log.h>
+#include <boost/filesystem.hpp>
+
+// local headers
+#include "PrintSupportPluginsDeployer.h"
+
+using namespace linuxdeploy::plugin::qt;
+using namespace linuxdeploy::core::log;
+
+namespace bf = boost::filesystem;
+
+bool PrintSupportPluginsDeployer::deploy() {
+    // calling the default code is optional, but it won't hurt for now
+    if (!BasicPluginsDeployer::deploy())
+        return false;
+
+    ldLog() << "Deploying printsupport plugins" << std::endl;
+
+    for (bf::directory_iterator i(qtPluginsPath / "printsupport"); i != bf::directory_iterator(); ++i) {
+        if (!appDir.deployLibrary(*i, appDir.path() / "usr/plugins/printsupport/"))
+            return false;
+    }
+
+    return true;
+}