[Dependency Scanning] Add libSwiftScan entrypoint to query binary module dependencies' header inputs' module dependencies

Author: artemcm

include/swift-c/DependencyScan/DependencyScan.h

@@ -25,7 +25,7 @@
 /// SWIFTSCAN_VERSION_MINOR should increase when there are API additions.
 /// SWIFTSCAN_VERSION_MAJOR is intended for "major" source/ABI breaking changes.
 #define SWIFTSCAN_VERSION_MAJOR 0
-#define SWIFTSCAN_VERSION_MINOR 7
+#define SWIFTSCAN_VERSION_MINOR 8
 
 SWIFTSCAN_BEGIN_DECLS
 
@@ -206,6 +206,10 @@ SWIFTSCAN_PUBLIC swiftscan_string_ref_t
 swiftscan_swift_binary_detail_get_header_dependency(
     swiftscan_module_details_t details);
 
+SWIFTSCAN_PUBLIC swiftscan_string_set_t *
+swiftscan_swift_binary_detail_get_header_dependency_module_dependencies(
+    swiftscan_module_details_t details);
+
 SWIFTSCAN_PUBLIC bool
 swiftscan_swift_binary_detail_get_is_framework(
     swiftscan_module_details_t details);

tools/libSwiftScan/libSwiftScan.cpp

@@ -365,6 +365,12 @@ swiftscan_swift_binary_detail_get_header_dependency(
   return details->swift_binary_details.header_dependency;
 }
 
+swiftscan_string_set_t *
+swiftscan_swift_binary_detail_get_header_dependency_module_dependencies(
+    swiftscan_module_details_t details) {
+  return details->swift_binary_details.header_dependencies_module_dependnecies;
+}
+
 bool swiftscan_swift_binary_detail_get_is_framework(
     swiftscan_module_details_t details) {
   return details->swift_binary_details.is_framework;

tools/libSwiftScan/libSwiftScan.exports

@@ -25,6 +25,7 @@ swiftscan_swift_binary_detail_get_module_doc_path
 swiftscan_swift_binary_detail_get_module_source_info_path
 swiftscan_swift_binary_detail_get_swift_overlay_dependencies
 swiftscan_swift_binary_detail_get_header_dependency
+swiftscan_swift_binary_detail_get_header_dependency_module_dependencies
 swiftscan_swift_binary_detail_get_is_framework
 swiftscan_swift_binary_detail_get_module_cache_key
 swiftscan_swift_placeholder_detail_get_compiled_module_path