1 files changed, 125 insertions, 0 deletions
diff --git a/src/boost/tools/build/src/engine/filesys.h b/src/boost/tools/build/src/engine/filesys.h
new file mode 100644
index 000000000..ee49f28c6
--- /dev/null
+++ b/src/boost/tools/build/src/engine/filesys.h
@@ -0,0 +1,125 @@
+/*
+ * Copyright 1993-2002 Christopher Seiwald and Perforce Software, Inc.
+ *
+ * This file is part of Jam - see jam.c for Copyright information.
+ */
+
+/*  This file is ALSO:
+ *  Copyright 2001-2004 David Abrahams.
+ *  Distributed under the Boost Software License, Version 1.0.
+ *  (See accompanying file LICENSE.txt or https://www.bfgroup.xyz/b2/LICENSE.txt)
+ */
+
+/*
+ * filesys.h - OS specific file routines
+ */
+
+#ifndef FILESYS_DWA20011025_H
+#define FILESYS_DWA20011025_H
+
+#include "config.h"
+#include "hash.h"
+#include "lists.h"
+#include "object.h"
+#include "pathsys.h"
+#include "timestamp.h"
+
+#include <string>
+
+
+typedef struct file_info_t
+{
+    OBJECT * name;
+    char is_file;
+    char is_dir;
+    char exists;
+    timestamp time;
+    LIST * files;
+} file_info_t;
+
+typedef struct file_item FILEITEM;
+struct file_item
+{
+    file_info_t * value;  /* expected to be equivalent with &FILEITEM */
+    FILEITEM * next;
+};
+
+typedef struct file_list
+{
+    FILEITEM * head;
+    FILEITEM * tail;
+    int size;
+} FILELIST;
+
+typedef file_info_t * * FILELISTITER;  /*  also &FILEITEM equivalent */
+
+
+typedef struct file_archive_info_t
+{
+    OBJECT * name;
+    file_info_t * file;
+    FILELIST * members;
+} file_archive_info_t;
+
+
+typedef void (*archive_scanback)( void * closure, OBJECT * path, LIST * symbols,
+    int found, timestamp const * const );
+typedef void (*scanback)( void * closure, OBJECT * path, int found,
+    timestamp const * const );
+
+
+void file_archscan( char const * arch, scanback func, void * closure );
+void file_archivescan( OBJECT * path, archive_scanback func, void * closure );
+void file_build1( PATHNAME * const f, string * file ) ;
+void file_dirscan( OBJECT * dir, scanback func, void * closure );
+file_info_t * file_info( OBJECT * const path, int * found );
+int file_is_file( OBJECT * const path );
+int file_mkdir( char const * const path );
+file_info_t * file_query( OBJECT * const path );
+void file_remove_atexit( OBJECT * const path );
+void file_supported_fmt_resolution( timestamp * const );
+int file_time( OBJECT * const path, timestamp * const );
+
+namespace b2 { namespace filesys {
+
+    inline bool is_file(const std::string &path)
+    {
+        OBJECT * path_o = object_new(path.c_str());
+        bool result = file_is_file(path_o) == 1;
+        object_free(path_o);
+        return result;
+    }
+
+}}
+
+
+/*  Archive/library file support */
+file_archive_info_t * file_archive_info( OBJECT * const path, int * found );
+file_archive_info_t * file_archive_query( OBJECT * const path );
+
+/* FILELIST linked-list */
+FILELIST * filelist_new( OBJECT * path );
+FILELIST * filelist_push_back( FILELIST * list, OBJECT * path );
+FILELIST * filelist_push_front( FILELIST * list, OBJECT * path );
+FILELIST * filelist_pop_front( FILELIST * list );
+int filelist_length( FILELIST * list );
+void filelist_free( FILELIST * list );
+
+FILELISTITER filelist_begin( FILELIST * list );
+FILELISTITER filelist_end( FILELIST * list );
+FILELISTITER filelist_next( FILELISTITER it );
+file_info_t * filelist_item( FILELISTITER it );
+file_info_t * filelist_front(  FILELIST * list );
+file_info_t * filelist_back(  FILELIST * list );
+
+int filelist_empty( FILELIST * list );
+
+#define FL0 ((FILELIST *)0)
+
+
+/* Internal utility worker functions. */
+void file_query_posix_( file_info_t * const );
+
+void file_done();
+
+#endif