Add a RUNPATH to installed libraries

Author: PatKamin

CMakeLists.txt

@@ -63,6 +63,11 @@ option(UMF_FORMAT_CODE_STYLE
 set(UMF_HWLOC_NAME
     "hwloc"
     CACHE STRING "Custom name for hwloc library w/o extension")
+    set(UMF_INSTALL_RPATH
+    ""
+    CACHE
+        STRING
+        "Set the runtime search path to the directory with dependencies (e.g. hwloc)")
 
 # Only a part of skips is treated as a failure now. TODO: extend to all tests
 option(UMF_TESTS_FAIL_ON_SKIP "Treat skips in tests as fail" OFF)

src/CMakeLists.txt

@@ -115,6 +115,10 @@ elseif(MACOSX)
 endif()
 
 if(UMF_BUILD_SHARED_LIBRARY)
+    if(UMF_INSTALL_RPATH)
+        set(CMAKE_INSTALL_RPATH "${UMF_INSTALL_RPATH}")
+    endif()
+
     if(NOT UMF_DISABLE_HWLOC)
         set(HWLOC_LIB ${UMF_HWLOC_NAME})
     endif()