src: add a hard dependency v8_inspector_headers

A GYP hard dependency instructs GYP to not remove the dependency link
between two static library targets in its generated output. This
allows V8 dependents to include V8 inspector protocol headers.

PR-URL: #56805
Refs: #53946
Reviewed-By: James M Snell <[email protected]>
Reviewed-By: Kohei Ueno <[email protected]>
Reviewed-By: Yagiz Nizipli <[email protected]>

Author: legendecas

src/inspector/node_inspector.gypi

@@ -2,6 +2,7 @@
   'variables': {
     'protocol_tool_path': '../../deps/inspector_protocol',
     'jinja_dir': '../../tools/inspector_protocol',
+    'v8_gypfiles_dir': '../../tools/v8_gypfiles',
     'node_inspector_sources': [
       'src/inspector_agent.cc',
       'src/inspector_io.cc',
@@ -74,6 +75,7 @@
   ],
   'dependencies': [
     '<(protocol_tool_path)/inspector_protocol.gyp:crdtp',
+    '<(v8_gypfiles_dir)/v8.gyp:v8_inspector_headers',
   ],
   'actions': [
     {

tools/v8_gypfiles/inspector.gypi

@@ -129,51 +129,13 @@
       '<(inspector_protocol_path)/crdtp/span.h',
       '<(inspector_protocol_path)/crdtp/status.cc',
       '<(inspector_protocol_path)/crdtp/status.h',
+
+      '<@(inspector_generated_sources)',
     ],
     'v8_inspector_js_protocol': '<(V8_ROOT)/include/js_protocol.pdl',
   },
   'include_dirs': [
     '<(inspector_generated_output_root)',
     '<(inspector_protocol_path)',
   ],
-  'actions': [
-    {
-      'action_name': 'protocol_compatibility',
-      'inputs': [
-        '<(v8_inspector_js_protocol)',
-      ],
-      'outputs': [
-        '<@(inspector_generated_output_root)/src/js_protocol.stamp',
-      ],
-      'action': [
-        '<(python)',
-        '<(inspector_protocol_path)/check_protocol_compatibility.py',
-        '--stamp', '<@(_outputs)',
-        '<@(_inputs)',
-      ],
-      'message': 'Checking inspector protocol compatibility',
-    },
-    {
-      'action_name': 'protocol_generated_sources',
-      'inputs': [
-        '<(v8_inspector_js_protocol)',
-        '<(inspector_path)/inspector_protocol_config.json',
-        '<@(inspector_protocol_files)',
-      ],
-      'outputs': [
-        '<@(inspector_generated_sources)',
-      ],
-      'process_outputs_as_sources': 1,
-      'action': [
-        '<(python)',
-        '<(inspector_protocol_path)/code_generator.py',
-        '--jinja_dir', '<(V8_ROOT)/third_party',
-        '--output_base', '<(inspector_generated_output_root)/src/inspector',
-        '--config', '<(inspector_path)/inspector_protocol_config.json',
-        '--config_value', 'protocol.path=<(v8_inspector_js_protocol)',
-        '--inspector_protocol_dir', '<(inspector_protocol_path)',
-      ],
-      'message': 'Generating inspector protocol sources from protocol json',
-    },
-  ],
 }

tools/v8_gypfiles/v8.gyp

@@ -1017,6 +1017,58 @@
          }],
       ],
     },  # v8_compiler_for_mksnapshot
+    {
+      'target_name': 'v8_inspector_headers',
+      'type': 'none',
+      'toolsets': ['host', 'target'],
+      'hard_dependency': 1,
+      'includes': ['inspector.gypi'],
+      'direct_dependent_settings': {
+        'include_dirs': [
+          '<(inspector_generated_output_root)/include',
+        ],
+      },
+      'actions': [
+        {
+          'action_name': 'protocol_compatibility',
+          'inputs': [
+            '<(v8_inspector_js_protocol)',
+          ],
+          'outputs': [
+            '<@(inspector_generated_output_root)/src/js_protocol.stamp',
+          ],
+          'action': [
+            '<(python)',
+            '<(inspector_protocol_path)/check_protocol_compatibility.py',
+            '--stamp', '<@(_outputs)',
+            '<@(_inputs)',
+          ],
+          'message': 'Checking inspector protocol compatibility',
+        },
+        {
+          'action_name': 'protocol_generated_sources',
+          'inputs': [
+            '<(v8_inspector_js_protocol)',
+            '<(inspector_path)/inspector_protocol_config.json',
+            '<@(inspector_protocol_files)',
+          ],
+          'outputs': [
+            '<@(inspector_generated_sources)',
+          ],
+          'process_outputs_as_sources': 1,
+          'action': [
+            '<(python)',
+            '<(inspector_protocol_path)/code_generator.py',
+            '--jinja_dir', '<(V8_ROOT)/third_party',
+            '--output_base', '<(inspector_generated_output_root)/src/inspector',
+            '--config', '<(inspector_path)/inspector_protocol_config.json',
+            '--config_value', 'protocol.path=<(v8_inspector_js_protocol)',
+            '--inspector_protocol_dir', '<(inspector_protocol_path)',
+          ],
+          'message': 'Generating inspector protocol sources from protocol json',
+        },
+      ],
+    },  # v8_inspector_headers
     {
       'target_name': 'v8_base_without_compiler',
       'type': 'static_library',
@@ -1026,6 +1078,7 @@
         'v8_bigint',
         'v8_headers',
         'v8_heap_base',
+        'v8_inspector_headers',
         'v8_libbase',
         'v8_shared_internal_headers',
         'v8_version',