Fix patchelf unexpectedly overwriting symlinked libraries

Add --exclude-library option.

.github/workflows/main.yml

@@ -0,0 +1,75 @@
+name: CI
+
+on:
+  push:
+  pull_request:
+  workflow_dispatch:
+  schedule:
+    # build at least once a month
+    - cron: '0 0 1 * *'
+
+jobs:
+  build-and-test:
+    strategy:
+      matrix:
+        ARCH: [x86_64, i386]
+        BUILD_TYPE: [appimage, coverage]
+      fail-fast: false
+
+    name: ${{ matrix.BUILD_TYPE }} ${{ matrix.ARCH }}
+    runs-on: ubuntu-latest
+
+    env:
+      ARCH: ${{ matrix.ARCH }}
+      BUILD_TYPE: ${{ matrix.BUILD_TYPE }}
+
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: recursive
+
+      - name: Install dependencies (x86_64)
+        if: matrix.ARCH == 'x86_64'
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y gcovr libmagic-dev libjpeg-dev libpng-dev libboost-filesystem-dev libboost-regex-dev cimg-dev
+
+      - name: Install dependencies (i386)
+        if: matrix.ARCH == 'i386'
+        run: |
+          sudo dpkg --add-architecture i386
+          sudo apt-get update
+          sudo apt-get install -y gcovr libmagic-dev:i386 libjpeg-dev:i386 libpng-dev:i386 libboost-filesystem-dev:i386 libboost-regex-dev:i386 cimg-dev gcc-multilib g++-multilib libfuse2:i386
+
+      - name: Test coverage
+        run: bash -ex ci/test-coverage.sh
+        if: matrix.BUILD_TYPE == 'coverage'
+
+      - name: Build, test and build AppImage
+        run: bash -ex ci/build.sh
+        if: matrix.BUILD_TYPE != 'coverage'
+
+      - name: Archive artifacts
+        uses: actions/upload-artifact@v2
+        if: matrix.BUILD_TYPE != 'coverage'
+        with:
+          name: AppImage
+          path: linuxdeploy*.AppImage*
+
+  upload:
+    name: Create release and upload artifacts
+    needs:
+      - build-and-test
+    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*.AppImage*

.gitignore

@@ -3,3 +3,4 @@ cmake-build-*/
 .idea/
 squashfs-root/
 *.AppImage
+*.swp

.gitmodules

@@ -1,81 +1,12 @@
 [submodule "lib/args"]
 	path = lib/args
 	url = https://github.com/Taywee/args.git
-[submodule "lib/boost-filesystem"]
-	path = lib/boost-filesystem
-	url = https://github.com/boostorg/filesystem.git
-[submodule "lib/boost-regex"]
-	path = lib/boost-regex
-	url = https://github.com/boostorg/regex.git
-[submodule "lib/boost-system"]
-	path = lib/boost-system
-	url = https://github.com/boostorg/system.git
-[submodule "lib/boost-config"]
-	path = lib/boost-config
-	url = https://github.com/boostorg/config.git
-[submodule "lib/boost-utility"]
-	path = lib/boost-utility
-	url = https://github.com/boostorg/utility.git
-[submodule "lib/boost-predef"]
-	path = lib/boost-predef
-	url = https://github.com/boostorg/predef.git
-[submodule "lib/boost-assert"]
-	path = lib/boost-assert
-	url = https://github.com/boostorg/assert.git
-[submodule "lib/boost-core"]
-	path = lib/boost-core
-	url = https://github.com/boostorg/core.git
-[submodule "lib/boost-type_traits"]
-	path = lib/boost-type_traits
-	url = https://github.com/boostorg/type_traits.git
-[submodule "lib/boost-iterator"]
-	path = lib/boost-iterator
-	url = https://github.com/boostorg/iterator.git
-[submodule "lib/boost-mpl"]
-	path = lib/boost-mpl
-	url = https://github.com/boostorg/mpl.git
-[submodule "lib/boost-preprocessor"]
-	path = lib/boost-preprocessor
-	url = https://github.com/boostorg/preprocessor.git
-[submodule "lib/boost-static_assert"]
-	path = lib/boost-static_assert
-	url = https://github.com/boostorg/static_assert.git
-[submodule "lib/boost-detail"]
-	path = lib/boost-detail
-	url = https://github.com/boostorg/detail.git
-[submodule "lib/boost-smart_ptr"]
-	path = lib/boost-smart_ptr
-	url = https://github.com/boostorg/smart_ptr.git
 [submodule "lib/boost-exception"]
 	path = lib/boost-exception
 	url = https://github.com/boostorg/exception.git
-[submodule "lib/boost-throw_exception"]
-	path = lib/boost-throw_exception
-	url = https://github.com/boostorg/throw_exception.git
-[submodule "lib/boost-io"]
-	path = lib/boost-io
-	url = https://github.com/boostorg/io.git
-[submodule "lib/boost-functional"]
-	path = lib/boost-functional
-	url = https://github.com/boostorg/functional.git
-[submodule "lib/boost-container_hash"]
-	path = lib/boost-container_hash
-	url = https://github.com/boostorg/container_hash.git
-[submodule "lib/boost-range"]
-	path = lib/boost-range
-	url = https://github.com/boostorg/range.git
-[submodule "lib/boost-integer"]
-	path = lib/boost-integer
-	url = https://github.com/boostorg/integer.git
-[submodule "lib/CImg"]
-	path = lib/CImg
-	url = https://github.com/dtschump/CImg.git
-[submodule "lib/googletest"]
-	path = lib/googletest
-	url = https://github.com/google/googletest
-[submodule "lib/boost-container"]
-	path = lib/boost-container
-	url = https://github.com/boostorg/container
 [submodule "lib/linuxdeploy-desktopfile"]
 	path = lib/linuxdeploy-desktopfile
 	url = https://github.com/linuxdeploy/linuxdeploy-desktopfile
+[submodule "lib/cmake-scripts"]
+	path = lib/cmake-scripts
+	url = https://github.com/linuxdeploy/cmake-scripts.git

.travis.yml

@@ -1,80 +0,0 @@
-language: cpp
-
-matrix:
-  include:
-    - name: Ubuntu bionic x86_64 release build
-      env: ARCH=x86_64
-      dist: bionic
-      addons:
-        apt:
-          update: true
-          packages:
-            - libmagic-dev
-            - libjpeg-dev
-            - libpng-dev
-            - cimg-dev
-      script: travis/build.sh
-      after_success:
-        - if [ "$TRAVIS_BRANCH" != "$TRAVIS_TAG" ] && [ "$TRAVIS_BRANCH" != "master" ]; then export TRAVIS_EVENT_TYPE=pull_request; fi
-        - wget -c https://github.com/probonopd/uploadtool/raw/master/upload.sh
-        - bash upload.sh linuxdeploy-"$ARCH".AppImage*
-
-    - name: Ubuntu bionic i386 build
-      env: ARCH=i386
-      dist: bionic
-      addons:
-        apt:
-          update: true
-          packages:
-            - libmagic-dev:i386
-            - libjpeg-dev:i386
-            - libpng-dev:i386
-            - gcc-multilib
-            - g++-multilib
-            - libfuse2:i386
-            - libcairo2:i386
-      script: travis/build.sh
-      after_success:
-        - if [ "$TRAVIS_BRANCH" != "$TRAVIS_TAG" ] && [ "$TRAVIS_BRANCH" != "master" ]; then export TRAVIS_EVENT_TYPE=pull_request; fi
-        - wget -c https://github.com/probonopd/uploadtool/raw/master/upload.sh
-        - bash upload.sh linuxdeploy-"$ARCH".AppImage*
-
-    - name: Ubuntu xenial x86_64 coverage build (no binaries uploaded)
-      env: ARCH=x86_64 BUILD_TYPE=coverage
-      dist: xenial
-      addons:
-        apt:
-          update: true
-          packages:
-            - libmagic-dev
-            - libjpeg-dev
-            - libpng-dev
-            - cimg-dev
-      before_script:
-        - sudo pip install gcovr
-      script: travis/test-coverage.sh
-      after_success: true  # also, we don't intend to upload release binaries
-
-    - name: Ubuntu xenial i386 coverage build (no binaries uploaded)
-      env: ARCH=i386 BUILD_TYPE=coverage
-      dist: xenial
-      addons:
-        apt:
-          update: true
-          packages:
-            - libmagic-dev:i386
-            - libjpeg-dev:i386
-            - libpng-dev:i386
-            - gcc-multilib
-            - g++-multilib
-            - libfuse2:i386
-            - libcairo2:i386
-      before_script:
-        - sudo pip install gcovr
-      script: travis/test-coverage.sh
-      after_success: true  # also, we don't intend to upload release binaries
-
-branches:
-  except:
-    - # Do not build tags that we create when we upload to GitHub Releases
-    - /^(?i:continuous)$/

CMakeLists.txt

@@ -7,9 +7,6 @@ set(CMAKE_CXX_STANDARD_REQUIRED ON)
 
 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${PROJECT_SOURCE_DIR}/cmake/Modules/")
 
-set(USE_SYSTEM_BOOST OFF CACHE BOOL "Set to ON to use system boost libraries instead of building up to date boost libraries from source")
-set(USE_SYSTEM_CIMG ON CACHE BOOL "Set to OFF to use CImg library bundled in lib directory")
-
 # support for ccache
 # call CMake with -DUSE_CCACHE=ON to make use of it
 set(USE_CCACHE ON CACHE BOOL "")
@@ -43,11 +40,18 @@ if(ENABLE_COVERAGE)
     setup_target_for_coverage_gcovr_text(NAME coverage_text EXECUTABLE "${command}")
 endif()
 
+include(CTest)
+
+if(BUILD_TESTING)
+    # including this before including lib/ makes sure that the top level project's gtest is used everywhere
+    include(${PROJECT_SOURCE_DIR}/lib/cmake-scripts/include-or-build-gtest.cmake)
+endif()
+
 add_subdirectory(lib)
 
 add_subdirectory(src)
 
-include(CTest)
 if(BUILD_TESTING)
+    enable_testing()
     add_subdirectory(tests)
 endif()

ci/build.sh

@@ -44,17 +44,17 @@ cmake --version
 # configure build for AppImage release
 cmake "$REPO_ROOT" -DSTATIC_BUILD=On -DCMAKE_INSTALL_PREFIX=/usr -DCMAKE_BUILD_TYPE=RelWithDebInfo "${EXTRA_CMAKE_ARGS[@]}"
 
-make -j"$(nproc)" linuxdeploy
+make -j"$(nproc)"
 
 ## Run Unit Tests
 ctest -V
 
 # build patchelf
-"$REPO_ROOT"/travis/build-static-patchelf.sh "$(readlink -f out/)"
+"$REPO_ROOT"/ci/build-static-patchelf.sh "$(readlink -f out/)"
 patchelf_path="$(readlink -f out/usr/bin/patchelf)"
 
 # build custom strip
-"$REPO_ROOT"/travis/build-static-binutils.sh "$(readlink -f out/)"
+"$REPO_ROOT"/ci/build-static-binutils.sh "$(readlink -f out/)"
 strip_path="$(readlink -f out/usr/bin/strip)"
 
 # use tools we just built for linuxdeploy run

cmake/Modules/FindCImg.cmake

@@ -1,64 +1,97 @@
-# required for PNG imported target
-cmake_minimum_required(VERSION 3.6)
+#[=======================================================================[.rst:
+FindCImg
+-------
 
-find_package(PkgConfig)
-pkg_check_modules(libpng REQUIRED IMPORTED_TARGET libpng)
+Finds the CImg library.
 
-# build custom static version of libjpeg for static builds
-if(STATIC_BUILD)
-    include(ExternalProject)
+Imported Targets
+^^^^^^^^^^^^^^^^
 
-    if($ENV{ARCH} MATCHES "i[356]86")
-        set(configure_command_prefix env CFLAGS=-m32 CXXFLAGS=-m32)
+This module provides the following imported targets, if found:
+
+``CImg``
+  The CImg library
+
+Result Variables
+^^^^^^^^^^^^^^^^
+
+This will define the following variables:
+
+``CImg_FOUND``
+  True if the system has the CImg library.
+``CImg_VERSION``
+  The version of the CImg library which was found.
+``CImg_INCLUDE_DIRS``
+  Include directories needed to use CImg.
+``CImg_LIBRARIES``
+  Libraries needed to link to CImg.
+
+Cache Variables
+^^^^^^^^^^^^^^^
+
+The following cache variables may also be set:
+
+``CImg_INCLUDE_DIR``
+  The directory containing ``CImg.h``.
+
+#]=======================================================================]
+
+# 3.6 required for PNG imported target
+# 3.9 required for CMAKE_MATCH_<n>
+cmake_minimum_required(VERSION 3.9)
+
+find_path(CIMG_H_DIR
+    NAMES CImg.h
+    HINTS ${CMAKE_INSTALL_PREFIX} ${CIMG_DIR}
+    PATH_SUFFIXES include include/linux
+)
+
+if(NOT CIMG_H_DIR)
+    set(CImg_FOUND FALSE)
+else()
+    set(CImg_FOUND TRUE)
+
+    find_package(PkgConfig)
+
+    pkg_check_modules(libpng REQUIRED libpng)
+    pkg_check_modules(libjpeg REQUIRED libjpeg)
+
+    set(PNG_INCLUDE_DIR ${libpng_INCLUDE_DIRS})
+    set(JPEG_INCLUDE_DIR ${libjpeg_INCLUDE_DIRS})
+
+    if(STATIC_BUILD)
+        set(PNG_LIBRARY ${libpng_STATIC_LIBRARIES})
+        set(JPEG_LIBRARIES ${libjpeg_STATIC_LIBRARIES})
+    else()
+        set(PNG_LIBRARY ${libpng_LIBRARIES})
+        set(JPEG_LIBRARIES ${libjpeg_LIBRARIES})
     endif()
 
-    ExternalProject_Add(libjpeg_static_extproj
-        URL https://www.ijg.org/files/jpegsrc.v9d.tar.gz
-        URL_HASH SHA256=99cb50e48a4556bc571dadd27931955ff458aae32f68c4d9c39d624693f69c32
-        BUILD_IN_SOURCE ON
-        EXCLUDE_FROM_ALL ON
-        CONFIGURE_COMMAND ${configure_command_prefix} ./configure --prefix=/usr
-        INSTALL_COMMAND ""
-    )
+    set(CImg_INCLUDE_DIR ${CIMG_H_DIR} CACHE STRING "")
+    set(CImg_INCLUDE_DIRS ${CImg_INCLUDE_DIR})
+    set(CImg_LIBRARIES "${PNG_LIBRARY};${JPEG_LIBRARIES}")
+    set(CImg_DEFINITIONS "cimg_display=0;cimg_use_png=1;cimg_use_jpeg=1")
 
-    ExternalProject_Get_property(libjpeg_static_extproj SOURCE_DIR)
-    add_library(libjpeg_static INTERFACE IMPORTED)
-    set_property(TARGET libjpeg_static PROPERTY INTERFACE_LINK_LIBRARIES ${SOURCE_DIR}/.libs/libjpeg.a)
-    add_dependencies(libjpeg_static libjpeg_static_extproj)
+    file(READ "${CIMG_H_DIR}/CImg.h" header)
+    string(REGEX MATCH "#define cimg_version ([0-9a-zA-Z\.]+)" _ "${header}")
+    set(CImg_VERSION "${CMAKE_MATCH_1}")
 
-    set(JPEG_LIBRARIES libjpeg_static)
-else()
-    find_package(JPEG REQUIRED)
-endif()
+    # CImg_VERSION
 
-if(NOT USE_SYSTEM_CIMG)
-    message(STATUS "Using bundled CImg library")
-
-    set(CIMG_H_DIR "${PROJECT_SOURCE_DIR}/lib/CImg/")
-else()
-    message(STATUS "Searching for CImg")
-
-    find_path(CIMG_H_DIR
-        NAMES CImg.h
-        HINTS ${CMAKE_INSTALL_PREFIX}
-        PATH_SUFFIXES include include/linux
-    )
-
-    if(NOT CIMG_H_DIR)
-        message(FATAL_ERROR "CImg.h not found")
+    if(NOT TARGET CImg)
+        add_library(CImg INTERFACE)
+        set_property(TARGET CImg PROPERTY INTERFACE_INCLUDE_DIRECTORIES "${CIMG_H_DIR};${PNG_INCLUDE_DIR};${JPEG_INCLUDE_DIR}")
+        set_property(TARGET CImg PROPERTY INTERFACE_LINK_LIBRARIES "${CImg_LIBRARIES}")
+        set_property(TARGET CImg PROPERTY INTERFACE_COMPILE_DEFINITIONS "${CImg_DEFINITIONS}")
     endif()
 endif()
 
-set(PNG_INCLUDE_DIR ${libpng_INCLUDE_DIRS})
-if(NOT STATIC_BUILD)
-    set(PNG_LIBRARY ${libpng_LIBRARIES})
-else()
-    set(PNG_LIBRARY ${libpng_STATIC_LIBRARIES})
-endif()
-
-#message(FATAL_ERROR "${PNG_LIBRARY}")
-
-add_library(CImg INTERFACE)
-set_property(TARGET CImg PROPERTY INTERFACE_INCLUDE_DIRECTORIES "${CIMG_H_DIR};${PNG_INCLUDE_DIR};${JPEG_INCLUDE_DIR}")
-set_property(TARGET CImg PROPERTY INTERFACE_LINK_LIBRARIES "${PNG_LIBRARY};${JPEG_LIBRARIES}")
-set_property(TARGET CImg PROPERTY INTERFACE_COMPILE_DEFINITIONS "cimg_display=0;cimg_use_png=1;cimg_use_jpeg=1")
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(CImg
+  FOUND_VAR CImg_FOUND
+  REQUIRED_VARS
+    CImg_INCLUDE_DIRS
+    CImg_LIBRARIES
+    CImg_DEFINITIONS
+  VERSION_VAR CImg_VERSION
+)

include/linuxdeploy/core/appdir.h

@@ -38,6 +38,9 @@ namespace linuxdeploy {
                     // shortcut for using a normal string instead of a path
                     explicit AppDir(const std::string& path);
 
+                    // Set additional shared library name patterns to be excluded from deployment.
+                    void setExcludeLibraryPatterns(const std::vector<std::string> &excludeLibraryPatterns);
+
                     // creates basic directory structure of an AppDir in "FHS" mode
                     bool createBasicStructure() const;
 

include/linuxdeploy/core/elf_file.h

@@ -11,7 +11,7 @@
 
 namespace linuxdeploy {
     namespace core {
-        namespace elf {
+        namespace elf_file {
             // thrown by constructor if file is not an ELF file
             class ElfFileParseError : public std::runtime_error {
                 public:
@@ -64,6 +64,12 @@ namespace linuxdeploy {
 
                     // return OS ABI
                     uint8_t getElfABI();
+
+                    // check if this file is a debug symbols file
+                    bool isDebugSymbolsFile();
+
+                    // check whether the file contains a dynsym section
+                    bool isDynamicallyLinked();
             };
         }
     }

include/linuxdeploy/subprocess/process.h

@@ -31,6 +31,8 @@ namespace linuxdeploy {
 
             static int check_waitpid_status_(int status);
 
+            static void close_pipe_fd_(int fd);
+
         public:
             /**
              * Create a child process.

include/linuxdeploy/util/misc.h

@@ -56,6 +56,18 @@ namespace linuxdeploy {
                 return split(s, '\n');
             }
 
+            static std::string join(const std::vector<std::string> &strings, const std::string &delimiter) {
+                std::string result;
+                for (size_t i = 0; i < strings.size(); i++) {
+                    result += strings[i];
+
+                    if (i != strings.size() - 1) {
+                        result += delimiter;
+                    }
+                }
+                return result;
+            }
+
             static inline std::string strLower(std::string s) {
                 std::transform(s.begin(), s.end(), s.begin(), [](unsigned char c) { return std::tolower(c); });
                 return s;

lib/CMakeLists.txt

@@ -1,57 +1,5 @@
-include(CTest)
-
 add_library(args INTERFACE)
 target_sources(args INTERFACE ${CMAKE_CURRENT_SOURCE_DIR}/args/args.hxx)
 target_include_directories(args INTERFACE args)
 
-add_subdirectory(linuxdeploy-desktopfile)
-
-function(ld_add_boost_headeronly_lib)
-    set(options "")
-    set(oneValueArgs TARGET_NAME ROOT_DIR)
-    set(multiValueArgs LINK_LIBRARIES)
-    cmake_parse_arguments(A "${options}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN})
-
-#    message(STATUS "Adding boost header-only library ${A_TARGET_NAME} in directory ${A_ROOT_DIR} with dependencies to ${A_LINK_LIBRARIES}")
-    add_library(${A_TARGET_NAME} INTERFACE)
-    set_property(TARGET ${A_TARGET_NAME} PROPERTY INTERFACE_INCLUDE_DIRECTORIES "$<BUILD_INTERFACE:${A_ROOT_DIR}/include>")
-    set_property(TARGET ${A_TARGET_NAME} PROPERTY INTERFACE_LINK_LIBRARIES ${A_LINK_LIBRARIES})
-endfunction()
-
-
-if(NOT USE_SYSTEM_BOOST)
-    ld_add_boost_headeronly_lib(TARGET_NAME boost_config ROOT_DIR ${CMAKE_CURRENT_SOURCE_DIR}/boost-config)
-
-    ld_add_boost_headeronly_lib(TARGET_NAME boost_throw_exception ROOT_DIR ${CMAKE_CURRENT_SOURCE_DIR}/boost-throw_exception LINK_LIBRARIES boost_throw_exception)
-
-    foreach(boost_lib_name utility predef assert core type_traits iterator mpl preprocessor static_assert detail smart_ptr exception io container_hash range integer)
-        ld_add_boost_headeronly_lib(TARGET_NAME boost_${boost_lib_name} ROOT_DIR ${CMAKE_CURRENT_SOURCE_DIR}/boost-${boost_lib_name} LINK_LIBRARIES boost_config;boost_throw_exception)
-    endforeach()
-
-    ld_add_boost_headeronly_lib(TARGET_NAME boost_functional ROOT_DIR ${CMAKE_CURRENT_SOURCE_DIR}/boost-utility LINK_LIBRARIES boost_config;boost_container_hash)
-
-    file(GLOB boost_system_srcs ${CMAKE_CURRENT_SOURCE_DIR}/boost-system/src/*.cpp)
-    add_library(boost_system STATIC ${boost_system_srcs})
-    target_include_directories(boost_system PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}/boost-system/include)
-    target_link_libraries(boost_system PUBLIC
-        boost_config boost_predef boost_assert boost_core boost_type_traits boost_iterator boost_mpl boost_preprocessor
-        boost_static_assert boost_detail boost_smart_ptr boost_throw_exception boost_io boost_functional boost_range
-    )
-
-    file(GLOB boost_filesystem_srcs ${CMAKE_CURRENT_SOURCE_DIR}/boost-filesystem/src/*.cpp)
-    add_library(boost_filesystem STATIC ${boost_filesystem_srcs})
-    target_include_directories(boost_filesystem PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}/boost-filesystem/include)
-    target_link_libraries(boost_filesystem PUBLIC boost_config boost_utility boost_system boost_throw_exception)
-
-    file(GLOB boost_regex_srcs ${CMAKE_CURRENT_SOURCE_DIR}/boost-regex/src/*.cpp)
-    add_library(boost_regex STATIC ${boost_regex_srcs})
-    target_include_directories(boost_regex PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}/boost-regex/include)
-    target_link_libraries(boost_regex PUBLIC
-        boost_config boost_predef boost_assert boost_throw_exception boost_smart_ptr boost_core boost_mpl
-        boost_type_traits boost_static_assert boost_integer boost_preprocessor boost_functional boost_detail
-    )
-endif()
-
-if(BUILD_TESTING AND NOT TARGET gtest)
-    add_subdirectory(googletest)
-endif()
+add_subdirectory(linuxdeploy-desktopfile EXCLUDE_FROM_ALL)