linker checkpoint

src/linker/lnk_input.h

@@ -0,0 +1,64 @@
+// Copyright (c) 2025 Epic Games Tools
+// Licensed under the MIT license (https://opensource.org/license/mit/)
+
+#pragma once
+
+typedef enum
+{
+  LNK_InputSource_CmdLine, // specified on command line
+  LNK_InputSource_Default, // specified through defaultlib switch
+  LNK_InputSource_Obj,     // refrenced from objects
+  LNK_InputSource_Count
+} LNK_InputSourceType;
+
+typedef String8Node LNK_InputLib;
+typedef String8List LNK_InputLibList;
+
+typedef struct LNK_InputImport
+{
+  COFF_ParsedArchiveImportHeader       import_header;
+  struct LNK_InputImport *next;
+} LNK_InputImport;
+
+typedef struct LNK_InputImportList
+{
+  U64              count;
+  LNK_InputImport *first;
+  LNK_InputImport *last;
+} LNK_InputImportList;
+
+typedef struct LNK_InputObj
+{
+  struct LNK_InputObj *next;
+  B32                  is_thin;
+  B32                  has_disk_read_failed;
+  String8              dedup_id;
+  String8              path;
+  String8              data;
+  String8              lib_path;
+} LNK_InputObj;
+
+typedef struct LNK_InputObjList
+{
+  U64           count;
+  LNK_InputObj *first;
+  LNK_InputObj *last;
+} LNK_InputObjList;
+
+////////////////////////////////
+
+internal String8 lnk_string_from_input_source(LNK_InputSourceType input_source);
+
+internal void             lnk_input_obj_list_push_node(LNK_InputObjList *list, LNK_InputObj *node);
+internal LNK_InputObj *   lnk_input_obj_list_push(Arena *arena, LNK_InputObjList *list);
+internal void             lnk_input_obj_list_concat_in_place(LNK_InputObjList *list, LNK_InputObjList *to_concat);
+
+internal LNK_InputObj **  lnk_array_from_input_obj_list(Arena *arena, LNK_InputObjList list);
+internal LNK_InputObjList lnk_list_from_input_obj_arr(LNK_InputObj **arr, U64 count);
+internal LNK_InputObjList lnk_input_obj_list_from_string_list(Arena *arena, String8List list);
+
+internal LNK_InputImport *   lnk_input_import_list_push(Arena *arena, LNK_InputImportList *list);
+internal void                lnk_input_import_list_concat_in_place(LNK_InputImportList *list, LNK_InputImportList *to_concat);
+internal LNK_InputImport **  lnk_input_import_arr_from_list(Arena *arena, LNK_InputImportList list);
+internal LNK_InputImportList lnk_list_from_input_import_arr(LNK_InputImport **arr, U64 count);
+