1 files changed, 4 insertions, 48 deletions
diff --git a/plugins/signal-protocol/CMakeLists.txt b/plugins/signal-protocol/CMakeLists.txt
index ea7dc9bb..b3cfae9d 100644
--- a/plugins/signal-protocol/CMakeLists.txt
+++ b/plugins/signal-protocol/CMakeLists.txt
@@ -28,54 +28,10 @@ GENERATE_HEADER
 set(C_HEADERS_SRC "")
 set(C_HEADERS_TARGET "")
 
-if(NOT BUILD_LIBSIGNAL_IN_TREE)
-    # libsignal-protocol-c has a history of breaking compatibility on the patch level
-    # we'll have to check compatibility for every new release
-    # distro maintainers may update this dependency after compatibility tests
-    find_package(SignalProtocol 2.3.2 REQUIRED)
-else()
-    add_subdirectory(libsignal-protocol-c EXCLUDE_FROM_ALL)
-    set_property(TARGET curve25519 PROPERTY POSITION_INDEPENDENT_CODE ON)
-    set_property(TARGET protobuf-c PROPERTY POSITION_INDEPENDENT_CODE ON)
-    set_property(TARGET signal-protocol-c PROPERTY POSITION_INDEPENDENT_CODE ON)
-
-    set(SIGNAL_PROTOCOL_C_HEADERS
-        signal_protocol.h
-        signal_protocol_types.h
-        curve.h
-        hkdf.h
-        ratchet.h
-        protocol.h
-        session_state.h
-        session_record.h
-        session_pre_key.h
-        session_builder.h
-        session_cipher.h
-        key_helper.h
-        sender_key.h
-        sender_key_state.h
-        sender_key_record.h
-        group_session_builder.h
-        group_cipher.h
-        fingerprint.h
-        device_consistency.h
-    )
-
-    file(MAKE_DIRECTORY "${CMAKE_BINARY_DIR}/exports/signal")
-
-    foreach(f ${SIGNAL_PROTOCOL_C_HEADERS})
-        list(APPEND C_HEADERS_SRC "${CMAKE_CURRENT_SOURCE_DIR}/libsignal-protocol-c/src/${f}")
-        list(APPEND C_HEADERS_TARGET "${CMAKE_BINARY_DIR}/exports/signal/${f}")
-        add_custom_command(OUTPUT "${CMAKE_BINARY_DIR}/exports/signal/${f}"
-        COMMAND
-            cp "${CMAKE_CURRENT_SOURCE_DIR}/libsignal-protocol-c/src/${f}" "${CMAKE_BINARY_DIR}/exports/signal/${f}"
-        DEPENDS
-            "${CMAKE_CURRENT_SOURCE_DIR}/libsignal-protocol-c/src/${f}"
-        COMMENT
-            Copy header file signal/${f}
-        )
-    endforeach(f)
-endif()
+# libsignal-protocol-c has a history of breaking compatibility on the patch level
+# we'll have to check compatibility for every new release
+# distro maintainers may update this dependency after compatibility tests
+find_package(SignalProtocol 2.3.2 REQUIRED)
 
 list(APPEND C_HEADERS_SRC "${CMAKE_CURRENT_SOURCE_DIR}/src/signal_helper.h")
 list(APPEND C_HEADERS_TARGET "${CMAKE_BINARY_DIR}/exports/signal_helper.h")