Fix examples in Ninja build

Author: duncanpo

examples/context_propagation/CMakeLists.txt

@@ -2,9 +2,10 @@
 # C++ target
 set(CONTEXTPROP_EXAMPLE_TARGET contextprop_example_client)
 add_executable(${CONTEXTPROP_EXAMPLE_TARGET} cpp/client.cc)
+add_dependencies(${CONTEXTPROP_EXAMPLE_TARGET} ${OTEL_CPP_PROJECT_NAME})
 
 target_include_directories(${CONTEXTPROP_EXAMPLE_TARGET} PRIVATE ${OTEL_CPP_PREFIX}/include)
-target_link_libraries(${CONTEXTPROP_EXAMPLE_TARGET} PRIVATE ${OTEL_CPP_LINK_LIBRARIES})
+target_link_libraries(${CONTEXTPROP_EXAMPLE_TARGET} PRIVATE ${OPENTELEMETRY_PROXY_LINK_LIBRARIES})
 if(UNIX AND NOT APPLE AND NOT CYGWIN)
     target_link_options(${CONTEXTPROP_EXAMPLE_TARGET} PRIVATE ${OPENTELEMETRY_PROXY_LINK_OPTIONS})
 elseif(APPLE)

examples/webread/CMakeLists.txt

@@ -1,9 +1,10 @@
 
 set(WEBREAD_EXAMPLE_TARGET webread_example_server)
 add_executable(${WEBREAD_EXAMPLE_TARGET} cpp/server.cc)
+add_dependencies(${WEBREAD_EXAMPLE_TARGET} ${OTEL_CPP_PROJECT_NAME})
 
 target_include_directories(${WEBREAD_EXAMPLE_TARGET} PRIVATE ${OTEL_CPP_PREFIX}/include)
-target_link_libraries(${WEBREAD_EXAMPLE_TARGET} PRIVATE ${OTEL_CPP_LINK_LIBRARIES})
+target_link_libraries(${WEBREAD_EXAMPLE_TARGET} PRIVATE ${OPENTELEMETRY_PROXY_LINK_LIBRARIES})
 if(UNIX AND NOT APPLE AND NOT CYGWIN)
     target_link_options(${WEBREAD_EXAMPLE_TARGET} PRIVATE ${OPENTELEMETRY_PROXY_LINK_OPTIONS})
 elseif(APPLE)