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-rw-r--r--cmake/variables.cmake28
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diff --git a/cmake/variables.cmake b/cmake/variables.cmake
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+# ---- Developer mode ----
+
+# Developer mode enables targets and code paths in the CMake scripts that are
+# only relevant for the developer(s) of lnav
+# Targets necessary to build the project must be provided unconditionally, so
+# consumers can trivially build and package the project
+if(PROJECT_IS_TOP_LEVEL)
+ option(lnav_DEVELOPER_MODE "Enable developer mode" OFF)
+endif()
+
+# ---- Warning guard ----
+
+# target_include_directories with the SYSTEM modifier will request the compiler
+# to omit warnings from the provided paths, if the compiler supports that
+# This is to provide a user experience similar to find_package when
+# add_subdirectory or FetchContent is used to consume this project
+set(warning_guard "")
+if(NOT PROJECT_IS_TOP_LEVEL)
+ option(
+ lnav_INCLUDES_WITH_SYSTEM
+ "Use SYSTEM modifier for lnav's includes, disabling warnings"
+ ON
+ )
+ mark_as_advanced(lnav_INCLUDES_WITH_SYSTEM)
+ if(lnav_INCLUDES_WITH_SYSTEM)
+ set(warning_guard SYSTEM)
+ endif()
+endif()