manual: fix a clipboard error in PDF creation build rules

[pulseview.git] / CMakeLists.txt

diff --git a/CMakeLists.txt b/CMakeLists.txt
index ffea00ef56b2dd17061699ff5c93e7d839d858ed..b12f50c7304c81cb53b5c38a421cb1ea490279b8 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -75,14 +75,25 @@ add_subdirectory(manual)
 #-------------------------------------------------------------------------------
 
 include(CheckCSourceCompiles)
+include(CheckCXXCompilerFlag)
 include(CheckCXXSourceCompiles)
 include(CMakePushCheckState)
 include(memaccess)
 
 find_package(PkgConfig)
 
+check_cxx_compiler_flag("-std=c++17" PV_HAVE_C++17)
+
 list(APPEND PKGDEPS glib-2.0>=2.28.0)
-list(APPEND PKGDEPS glibmm-2.4>=2.28.0)
+
+# Try to find the prefered glibmm-2.4. If not found then add glibmm-2.68
+# to the dependency list.
+pkg_check_modules(GLIBMM_2_4 glibmm-2.4>2.28.0)
+if(GLIBMM_2_4_FOUND)
+       list(APPEND PKGDEPS glibmm-2.4>=2.28.0)
+else()
+       list(APPEND PKGDEPS glibmm-2.68>=2.68.0)
+endif()
 
 if(ENABLE_FLOW)
        list(APPEND PKGDEPS gstreamermm-1.0>=1.8.0)
@@ -158,7 +169,13 @@ find_package(Threads REQUIRED)
 # Helper for checking for atomics
 function(check_working_cxx_atomics varname additional_lib)
        cmake_push_check_state()
-       set(CMAKE_REQUIRED_FLAGS "-std=c++11")
+       # The OSX 12 (Monteray) stdlib requires C++17 to compile.
+       if(APPLE AND PV_HAVE_C++17)
+               message(STATUS "Using C++17 for OSX build")
+               set(CMAKE_REQUIRED_FLAGS "-std=c++17")
+       else()
+               set(CMAKE_REQUIRED_FLAGS "-std=c++11")
+       endif()
        set(CMAKE_REQUIRED_LIBRARIES "${additional_lib}")
        set(CMAKE_REQUIRED_QUIET 1)
        CHECK_CXX_SOURCE_COMPILES("
@@ -226,7 +243,11 @@ memaccess_check_unaligned_le(HAVE_UNALIGNED_LITTLE_ENDIAN_ACCESS)
 set(PV_TITLE PulseView)
 set(PV_VERSION_STRING "0.5.0")
 
-set(PV_GLIBMM_VERSION ${PKGDEPS_glibmm-2.4_VERSION})
+if(GLIBMM_2_4_FOUND)
+       set(PV_GLIBMM_VERSION ${PKGDEPS_glibmm-2.4_VERSION})
+else()
+       set(PV_GLIBMM_VERSION ${PKGDEPS_glibmm-2.68_VERSION})
+endif()
 
 include(GetGitRevisionDescription)
 
@@ -487,7 +508,14 @@ qt5_add_resources(pulseview_RESOURCES_RCC ${CMAKE_BINARY_DIR}/translations.qrc)
 add_definitions(-DQT_NO_KEYWORDS)
 add_definitions(-D__STDC_LIMIT_MACROS)
 add_definitions(-Wall -Wextra)
-add_definitions(-std=c++11)
+
+# The OSX 12 Monteray stdlib requires C++17 to compile.
+if(APPLE AND PV_HAVE_C++17)
+       add_definitions(-std=c++17)
+else()
+       add_definitions(-std=c++11)
+endif()
+
 add_definitions(-DBOOST_MATH_DISABLE_FLOAT128=1)
 if(WIN32)
        add_definitions(-Wa,-mbig-obj -O3)