+if(WIN32)
+ # MXE workaround: Use pkg-config to find Qt5 libs.
+ # https://github.com/mxe/mxe/issues/1642
+ pkg_check_modules(QT5ALL REQUIRED Qt5Widgets Qt5Gui Qt5Svg)
+endif()
+
+set(QT_LIBRARIES Qt5::Gui Qt5::Widgets Qt5::Svg)
+
+set(BOOSTCOMPS filesystem serialization system)
+if(ENABLE_TESTS)
+ list(APPEND BOOSTCOMPS unit_test_framework)
+endif()
+find_package(Boost 1.55 COMPONENTS ${BOOSTCOMPS} REQUIRED)
+
+# Find the platform's thread library (needed for C++11 threads).
+# This will set ${CMAKE_THREAD_LIBS_INIT} to the correct, OS-specific value.
+find_package(Threads REQUIRED)
+
+# Check for explicit link against libatomic
+#
+# Depending on the toolchain, linking a program using atomic functions may need
+# "-latomic" explicitly passed to the linker
+#
+# This check first tests if atomics are available in the C-library, if not and
+# libatomic exists, then it runs the same test with -latomic added to the
+# linker flags.
+
+# Helper for checking for atomics
+function(check_working_cxx_atomics varname additional_lib)
+ include(CheckCXXSourceCompiles)
+ include(CMakePushCheckState)
+ cmake_push_check_state()
+ set(CMAKE_REQUIRED_FLAGS "-std=c++11")
+ set(CMAKE_REQUIRED_LIBRARIES "${additional_lib}")
+ set(CMAKE_REQUIRED_QUIET 1)
+ CHECK_CXX_SOURCE_COMPILES("
+#include <atomic>
+std::atomic<int> x;
+int main() {
+ return std::atomic_fetch_add_explicit(&x, 1, std::memory_order_seq_cst);
+}
+" ${varname})
+ cmake_pop_check_state()
+endfunction(check_working_cxx_atomics)
+
+# First check if atomics work without the library.
+# If not, check if the library exists, and atomics work with it.
+check_working_cxx_atomics(HAVE_CXX_ATOMICS_WITHOUT_LIB "")
+if(HAVE_CXX_ATOMICS_WITHOUT_LIB)
+ message(STATUS "Atomics provided by the C-library - yes")
+else()
+ message(STATUS "Atomics provided by the C-library - no")
+ find_library(LIBATOMIC_LIBRARY NAMES atomic PATH_SUFFIXES lib)
+ if(LIBATOMIC_LIBRARY)
+ check_working_cxx_atomics(HAVE_CXX_ATOMICS_WITH_LIB "${LIBATOMIC_LIBRARY}")
+ if (HAVE_CXX_ATOMICS_WITH_LIB)
+ message(STATUS "Atomics provided by libatomic - yes")
+ else()
+ message(STATUS "Atomics provided by libatomic - no")
+ message(FATAL_ERROR "Compiler must support std::atomic!")
+ endif()
+ else()
+ message(FATAL_ERROR "Compiler appears to require libatomic, but cannot find it.")
+ endif()
+endif()
+
+#===============================================================================
+#= System Introspection
+#-------------------------------------------------------------------------------
+
+include(memaccess)
+memaccess_check_unaligned_le(HAVE_UNALIGNED_LITTLE_ENDIAN_ACCESS)
+
+#===============================================================================
+#= Config Header
+#-------------------------------------------------------------------------------
+
+set(PV_TITLE PulseView)
+set(PV_DESCRIPTION "A GUI for sigrok")
+set(PV_VERSION_STRING "0.4.0")
+
+set(PV_GLIBMM_VERSION ${PKGDEPS_glibmm-2.4_VERSION})
+
+include(GetGitRevisionDescription)
+
+# Append the revision hash unless we are exactly on a tagged release.
+git_describe(PV_TAG_VERSION_STRING --match "pulseview-${PV_VERSION_STRING}" --exact-match)
+if(NOT PV_TAG_VERSION_STRING)
+ get_git_head_revision(PV_REVSPEC PV_HASH)
+ if(PV_HASH)
+ string(SUBSTRING "${PV_HASH}" 0 7 PV_SHORTHASH)
+ set(PV_VERSION_STRING "${PV_VERSION_STRING}-git-${PV_SHORTHASH}")
+ endif()
+endif()
+
+if(PV_VERSION_STRING MATCHES "^([0-9]+)\\.([0-9]+)\\.([0-9]+)(-[-0-9a-z]*)?$")
+ set(PV_VERSION_MAJOR ${CMAKE_MATCH_1})
+ set(PV_VERSION_MINOR ${CMAKE_MATCH_2})
+ set(PV_VERSION_MICRO ${CMAKE_MATCH_3})
+ set(PV_VERSION_SUFFIX ${CMAKE_MATCH_4})
+endif()
+
+message("-- ${PV_TITLE} version: ${PV_VERSION_STRING}")
+
+configure_file (
+ ${PROJECT_SOURCE_DIR}/config.h.in
+ ${PROJECT_BINARY_DIR}/config.h