Ad LC_RPATH record while building for macOS.

ci/tests/ci-tests.sh

@@ -117,9 +117,8 @@ test_supported_features() {
         library_path="${BOTAN_INSTALL}/$so_folder:${JSONC_INSTALL}/$so_folder:${RNP_INSTALL}/$so_folder"
     fi
 
-    if [[ "$OSTYPE" == darwin* ]]; then
-        export DYLD_LIBRARY_PATH="$library_path${DYLD_LIBRARY_PATH:+:${DYLD_LIBRARY_PATH}}"
-    else
+    # For darwin we assume that LC_RPATH is added with @executable_dir/../lib
+    if [[ ! "$OSTYPE" == darwin* ]]; then
         export LD_LIBRARY_PATH="$library_path${LD_LIBRARY_PATH:+:${LD_LIBRARY_PATH}}"
     fi
 

src/rnp/CMakeLists.txt

@@ -59,6 +59,14 @@ add_executable(rnp
 
 if(BUILD_SHARED_LIBS)
   target_sources(rnp PRIVATE ../lib/logging.cpp $<TARGET_OBJECTS:rnp-common>)
+
+  if(APPLE)
+    # Since cmd line tools version 2397 dyld doesn't look in ../lib
+    # See issue #2153 and https://developer.apple.com/forums/thread/737920 for the details.
+    set_target_properties(rnp PROPERTIES
+      INSTALL_RPATH "@executable_path/../lib"
+    )
+  endif(APPLE)
 endif(BUILD_SHARED_LIBS)
 
 target_include_directories(rnp

src/rnpkeys/CMakeLists.txt

@@ -60,6 +60,14 @@ add_executable(rnpkeys
 
 if(BUILD_SHARED_LIBS)
   target_sources(rnpkeys PRIVATE ../lib/logging.cpp $<TARGET_OBJECTS:rnp-common>)
+
+  if(APPLE)
+    # Since cmd line tools version 2397 dyld doesn't look in ../lib
+    # See issue #2153 and https://developer.apple.com/forums/thread/737920 for the details.
+    set_target_properties(rnpkeys PROPERTIES
+      INSTALL_RPATH "@executable_path/../lib"
+    )
+  endif(APPLE)
 endif(BUILD_SHARED_LIBS)
 
 target_include_directories(rnpkeys