build: fix building with ninja

The ninja build places objects in a different directory.

Co-authored-by: Gabriel Schulhof <gabriel.schulhof@intel.com>
Signed-off-by: Richard Lau <riclau@uk.ibm.com>

PR-URL: nodejs#32071
Reviewed-By: Matheus Marchini <mat@mmarchini.me>
Reviewed-By: Gabriel Schulhof <gabriel.schulhof@intel.com>
Reviewed-By: Sam Roberts <vieuxtech@gmail.com>
Reviewed-By: Shelley Vohr <codebytere@gmail.com>
Reviewed-By: Myles Borins <myles.borins@gmail.com>
Reviewed-By: Jiawen Geng <technicalcute@gmail.com>

node.gyp

@@ -244,6 +244,11 @@
     'node_mksnapshot_exec': '<(PRODUCT_DIR)/<(EXECUTABLE_PREFIX)node_mksnapshot<(EXECUTABLE_SUFFIX)',
     'mkcodecache_exec': '<(PRODUCT_DIR)/<(EXECUTABLE_PREFIX)mkcodecache<(EXECUTABLE_SUFFIX)',
     'conditions': [
+      ['GENERATOR == "ninja"', {
+        'node_text_start_object_path': 'src/large_pages/node_text_start.node_text_start.o'
+      }, {
+        'node_text_start_object_path': 'node_text_start/src/large_pages/node_text_start.o'
+      }],
       [ 'node_shared=="true"', {
         'node_target_type%': 'shared_library',
         'conditions': [
@@ -509,7 +514,7 @@
           'target_arch=="x64"', {
           'dependencies': [ 'node_text_start' ],
           'ldflags+': [
-            '<(PRODUCT_DIR)/obj.target/node_text_start/src/large_pages/node_text_start.o'
+            '<(obj_dir)/<(node_text_start_object_path)'
           ]
         }],
       ],