iOS SDK (#15)

* wip : creating a Swift Package Manager package

* ios : tests ready

* cmake : add ggwave-spm and spm-publish targets

* cosmetics

bindings/CMakeLists.txt

@@ -12,7 +12,7 @@ if (EMSCRIPTEN)
         VERBATIM
         )
 
-    add_custom_target(npm-publish
+    add_custom_target(publish-npm
         DEPENDS javascript/publish.log
         )
 endif()
@@ -53,8 +53,41 @@ if (GGWAVE_SUPPORT_PYTHON)
         VERBATIM
         )
 
-    add_custom_target(pypi-publish
+    add_custom_target(publish-pypi
         DEPENDS python/dist
         )
 endif()
 
+if (GGWAVE_SUPPORT_SWIFT)
+    file(GLOB_RECURSE GGWAVE_SOURCES "../include/*" "../src/*")
+
+    add_custom_command(
+        OUTPUT ${CMAKE_CURRENT_SOURCE_DIR}/ios/.build
+        DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/ios/Makefile
+        DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/ios/Package.swift
+        DEPENDS ${GGWAVE_SOURCES}
+        WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/ios
+        COMMAND make clean
+        COMMAND make build-submodule
+        COMMENT "Compiling Swift package"
+        VERBATIM
+        )
+
+    add_custom_target(ggwave-spm ALL
+        DEPENDS ios/.build
+        )
+
+    add_custom_command(
+        OUTPUT ${CMAKE_CURRENT_SOURCE_DIR}/ios/publish
+        DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/ios/publish-trigger
+        DEPENDS ${GGWAVE_SOURCES}
+        WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/ios
+        COMMAND make publish
+        COMMENT "Publishing Swift package v${PROJECT_VERSION}"
+        VERBATIM
+        )
+
+    add_custom_target(publish-spm
+        DEPENDS ios/publish
+        )
+endif()