From e84f5bec0b0074138275262b1b6afad0e8901b98 Mon Sep 17 00:00:00 2001
From: Erik Frojdh <erik.frojdh@gmail.com>
Date: Mon, 11 Oct 2021 19:56:39 +0200
Subject: [PATCH] disable Wstringop-truncation for servers

---
 CMakeLists.txt         |  6 ++++++
 cmake/SlsAddFlag.cmake | 10 ++++++++++
 2 files changed, 16 insertions(+)
 create mode 100644 cmake/SlsAddFlag.cmake

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 23f4fad04..34318be56 100755
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -7,6 +7,9 @@ set(CMAKE_CXX_FLAGS_RELEASE "-O3 -DNDEBUG")
 cmake_policy(SET CMP0074 NEW)
 include(cmake/project_version.cmake)
 
+#functions to add compiler flags
+include(cmake/SlsAddFlag.cmake)
+
 # Include additional modules that are used unconditionally
 include(GNUInstallDirs)
 
@@ -142,6 +145,9 @@ elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
 endif()
 
 
+
+sls_add_flag_if_available("-Wno-stringop-truncation" slsProjectCSettings)
+
 if(SLS_USE_SANITIZER)
     target_compile_options(slsProjectOptions INTERFACE -fsanitize=address,undefined -fno-omit-frame-pointer)
     target_link_libraries(slsProjectOptions INTERFACE -fsanitize=address,undefined)
diff --git a/cmake/SlsAddFlag.cmake b/cmake/SlsAddFlag.cmake
new file mode 100644
index 000000000..9d2a1e794
--- /dev/null
+++ b/cmake/SlsAddFlag.cmake
@@ -0,0 +1,10 @@
+include(CheckCXXCompilerFlag)
+function(sls_add_flag_if_available flag target)
+    check_cxx_compiler_flag(${flag} flag_supported)
+    if(flag_supported)
+        target_compile_options(${target} INTERFACE ${flag})
+        message("Adding: ${flag} to ${target}")
+    else()
+        message("Flag: ${flag} not supported")
+    endif()
+endfunction()
\ No newline at end of file