cppdap: Build as part of CMake or use external installation

Add `cm3p/` headers to use the selected copy of the library.

Co-authored-by: Glen Chung <kuchung@microsoft.com>

12 files changed, 122 insertions, 2 deletions

diff --git a/Utilities/cm3p/cppdap/dap.h b/Utilities/cm3p/cppdap/dap.h
new file mode 100644
index 0000000..84fd332
--- /dev/null
+++ b/Utilities/cm3p/cppdap/dap.h
@@ -0,0 +1,11 @@
+/* Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
+   file Copyright.txt or https://cmake.org/licensing for details.  */
+#pragma once
+
+/* Use the cppdap library configured for CMake.  */
+#include "cmThirdParty.h"
+#ifdef CMAKE_USE_SYSTEM_CPPDAP
+#  include <dap/dap.h> // IWYU pragma: export
+#else
+#  include <cmcppdap/include/dap/dap.h> // IWYU pragma: export
+#endif
diff --git a/Utilities/cm3p/cppdap/future.h b/Utilities/cm3p/cppdap/future.h
new file mode 100644
index 0000000..ad45b6b
--- /dev/null
+++ b/Utilities/cm3p/cppdap/future.h
@@ -0,0 +1,11 @@
+/* Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
+   file Copyright.txt or https://cmake.org/licensing for details.  */
+#pragma once
+
+/* Use the cppdap library configured for CMake.  */
+#include "cmThirdParty.h"
+#ifdef CMAKE_USE_SYSTEM_CPPDAP
+#  include <dap/future.h> // IWYU pragma: export
+#else
+#  include <cmcppdap/include/dap/future.h> // IWYU pragma: export
+#endif
diff --git a/Utilities/cm3p/cppdap/io.h b/Utilities/cm3p/cppdap/io.h
new file mode 100644
index 0000000..e0401f8
--- /dev/null
+++ b/Utilities/cm3p/cppdap/io.h
@@ -0,0 +1,11 @@
+/* Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
+   file Copyright.txt or https://cmake.org/licensing for details.  */
+#pragma once
+
+/* Use the cppdap library configured for CMake.  */
+#include "cmThirdParty.h"
+#ifdef CMAKE_USE_SYSTEM_CPPDAP
+#  include <dap/io.h> // IWYU pragma: export
+#else
+#  include <cmcppdap/include/dap/io.h> // IWYU pragma: export
+#endif
diff --git a/Utilities/cm3p/cppdap/optional.h b/Utilities/cm3p/cppdap/optional.h
new file mode 100644
index 0000000..777184d
--- /dev/null
+++ b/Utilities/cm3p/cppdap/optional.h
@@ -0,0 +1,11 @@
+/* Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
+   file Copyright.txt or https://cmake.org/licensing for details.  */
+#pragma once
+
+/* Use the cppdap library configured for CMake.  */
+#include "cmThirdParty.h"
+#ifdef CMAKE_USE_SYSTEM_CPPDAP
+#  include <dap/optional.h> // IWYU pragma: export
+#else
+#  include <cmcppdap/include/dap/optional.h> // IWYU pragma: export
+#endif
diff --git a/Utilities/cm3p/cppdap/protocol.h b/Utilities/cm3p/cppdap/protocol.h
new file mode 100644
index 0000000..da70369
--- /dev/null
+++ b/Utilities/cm3p/cppdap/protocol.h
@@ -0,0 +1,11 @@
+/* Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
+   file Copyright.txt or https://cmake.org/licensing for details.  */
+#pragma once
+
+/* Use the cppdap library configured for CMake.  */
+#include "cmThirdParty.h"
+#ifdef CMAKE_USE_SYSTEM_CPPDAP
+#  include <dap/protocol.h> // IWYU pragma: export
+#else
+#  include <cmcppdap/include/dap/protocol.h> // IWYU pragma: export
+#endif
diff --git a/Utilities/cm3p/cppdap/session.h b/Utilities/cm3p/cppdap/session.h
new file mode 100644
index 0000000..d4468e7
--- /dev/null
+++ b/Utilities/cm3p/cppdap/session.h
@@ -0,0 +1,11 @@
+/* Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
+   file Copyright.txt or https://cmake.org/licensing for details.  */
+#pragma once
+
+/* Use the cppdap library configured for CMake.  */
+#include "cmThirdParty.h"
+#ifdef CMAKE_USE_SYSTEM_CPPDAP
+#  include <dap/session.h> // IWYU pragma: export
+#else
+#  include <cmcppdap/include/dap/session.h> // IWYU pragma: export
+#endif
diff --git a/Utilities/cm3p/cppdap/types.h b/Utilities/cm3p/cppdap/types.h
new file mode 100644
index 0000000..3fc2a88
--- /dev/null
+++ b/Utilities/cm3p/cppdap/types.h
@@ -0,0 +1,11 @@
+/* Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
+   file Copyright.txt or https://cmake.org/licensing for details.  */
+#pragma once
+
+/* Use the cppdap library configured for CMake.  */
+#include "cmThirdParty.h"
+#ifdef CMAKE_USE_SYSTEM_CPPDAP
+#  include <dap/types.h> // IWYU pragma: export
+#else
+#  include <cmcppdap/include/dap/types.h> // IWYU pragma: export
+#endif
diff --git a/Utilities/cmThirdParty.h.in b/Utilities/cmThirdParty.h.in
index bd0edb7..da325b1 100644
--- a/Utilities/cmThirdParty.h.in
+++ b/Utilities/cmThirdParty.h.in
@@ -3,6 +3,7 @@
 #pragma once
 
 /* Whether CMake is using its own utility libraries.  */
+#cmakedefine CMAKE_USE_SYSTEM_CPPDAP
 #cmakedefine CMAKE_USE_SYSTEM_CURL
 #cmakedefine CMAKE_USE_SYSTEM_EXPAT
 #cmakedefine CMAKE_USE_SYSTEM_KWIML
diff --git a/Utilities/cmcppdap/CMakeLists.txt b/Utilities/cmcppdap/CMakeLists.txt
new file mode 100644
index 0000000..39f72a2
--- /dev/null
+++ b/Utilities/cmcppdap/CMakeLists.txt
@@ -0,0 +1,37 @@
+# Disable warnings to avoid changing 3rd party code.
+if(CMAKE_CXX_COMPILER_ID MATCHES
+    "^(GNU|LCC|Clang|AppleClang|IBMClang|XLClang|XL|VisualAge|SunPro|HP|Intel|IntelLLVM|NVHPC)$")
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -w")
+elseif(CMAKE_CXX_COMPILER_ID STREQUAL "PathScale")
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -woffall")
+endif()
+
+add_library(cmcppdap STATIC
+  src/content_stream.cpp
+  src/io.cpp
+  src/jsoncpp_json_serializer.cpp
+  src/network.cpp
+  src/null_json_serializer.cpp
+  src/protocol_events.cpp
+  src/protocol_requests.cpp
+  src/protocol_response.cpp
+  src/protocol_types.cpp
+  src/session.cpp
+  src/socket.cpp
+  src/typeinfo.cpp
+  src/typeof.cpp
+)
+
+target_compile_definitions(cmcppdap PRIVATE CPPDAP_JSON_JSONCPP=1)
+target_include_directories(cmcppdap PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/include)
+set_property(TARGET cmcppdap PROPERTY CXX_CLANG_TIDY "")
+set_property(TARGET cmcppdap PROPERTY CXX_INCLUDE_WHAT_YOU_USE "")
+
+target_link_libraries(cmcppdap PRIVATE JsonCpp::JsonCpp)
+if(WIN32)
+  target_link_libraries(cmcppdap PRIVATE ws2_32)
+elseif(NOT APPLE)
+  target_link_libraries(cmcppdap PRIVATE Threads::Threads)
+endif()
+
+install(FILES NOTICE DESTINATION ${CMAKE_DOC_DIR}/cmcppdap)
diff --git a/Utilities/cmcppdap/NOTICE b/Utilities/cmcppdap/NOTICE
new file mode 100644
index 0000000..5ad206c
--- /dev/null
+++ b/Utilities/cmcppdap/NOTICE
@@ -0,0 +1,5 @@
+'cppdap' is a C++11 library implementation of the Debug Adapter Protocol.
+Version as of 2023-01-06
+Copyright Google LLC
+
+This product includes software developed at Google.
diff --git a/Utilities/cmcppdap/src/jsoncpp_json_serializer.cpp b/Utilities/cmcppdap/src/jsoncpp_json_serializer.cpp
index 954b0e5..0d037a9 100644
--- a/Utilities/cmcppdap/src/jsoncpp_json_serializer.cpp
+++ b/Utilities/cmcppdap/src/jsoncpp_json_serializer.cpp
@@ -16,7 +16,7 @@
 
 #include "null_json_serializer.h"
 
-#include <json/json.h>
+#include <cm3p/json/json.h>
 #include <cstdlib>
 #include <memory>
 
diff --git a/Utilities/cmcppdap/src/jsoncpp_json_serializer.h b/Utilities/cmcppdap/src/jsoncpp_json_serializer.h
index 6bdf6a4..93c510b 100644
--- a/Utilities/cmcppdap/src/jsoncpp_json_serializer.h
+++ b/Utilities/cmcppdap/src/jsoncpp_json_serializer.h
@@ -19,7 +19,7 @@
 #include "dap/serialization.h"
 #include "dap/types.h"
 
-#include <json/forwards.h>
+#include <cm3p/json/forwards.h>
 
 namespace dap {
 namespace json {