Allow project to be used as a library

flaviut · flaviut · commit 362b77abe400 · 2022-10-22T15:34:38.000-04:00
See cpm-cmake/CPM.cmake#275 (comment)
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -8,6 +8,11 @@ add_library(fpm INTERFACE)
 
 target_include_directories(fpm INTERFACE include)
 
+# if this project is being used as a submodule, it's someone elses' dependency.
+# in that case, we don't want to set up any testing, since they just want to
+# use it as a library.
+get_directory_property(hasParent PARENT_DIRECTORY)
+if(NOT hasParent)
 #
 # Test suite
 #
@@ -196,3 +201,4 @@ endif()
 
 add_subdirectory(3rdparty/googlebench)
 add_subdirectory(3rdparty/googletest)
+endif()

Original file line number	Diff line number	Diff line change
`@@ -8,6 +8,11 @@ add_library(fpm INTERFACE)`
`8`	`8`
`9`	`9`	`target_include_directories(fpm INTERFACE include)`
`10`	`10`
	`11`	`+# if this project is being used as a submodule, it's someone elses' dependency.`
	`12`	`+# in that case, we don't want to set up any testing, since they just want to`
	`13`	`+# use it as a library.`
	`14`	`+get_directory_property(hasParent PARENT_DIRECTORY)`
	`15`	`+if(NOT hasParent)`
`11`	`16`	`#`
`12`	`17`	`# Test suite`
`13`	`18`	`#`
`@@ -196,3 +201,4 @@ endif()`
`196`	`201`
`197`	`202`	`add_subdirectory(3rdparty/googlebench)`
`198`	`203`	`add_subdirectory(3rdparty/googletest)`
	`204`	`+endif()`