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       1                 :             : // Copyright (C) 2023-2024 Free Software Foundation, Inc.
       2                 :             : 
       3                 :             : // This file is part of GCC.
       4                 :             : 
       5                 :             : // GCC is free software; you can redistribute it and/or modify it under
       6                 :             : // the terms of the GNU General Public License as published by the Free
       7                 :             : // Software Foundation; either version 3, or (at your option) any later
       8                 :             : // version.
       9                 :             : 
      10                 :             : // GCC is distributed in the hope that it will be useful, but WITHOUT ANY
      11                 :             : // WARRANTY; without even the implied warranty of MERCHANTABILITY or
      12                 :             : // FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
      13                 :             : // for more details.
      14                 :             : 
      15                 :             : // You should have received a copy of the GNU General Public License
      16                 :             : // along with GCC; see the file COPYING3.  If not see
      17                 :             : // <http://www.gnu.org/licenses/>.
      18                 :             : 
      19                 :             : // Handles non-mod-rs and mod-rs file differentiation
      20                 :             : 
      21                 :             : #include "rust-system.h"
      22                 :             : #include "rust-dir-owner.h"
      23                 :             : 
      24                 :             : namespace Rust {
      25                 :             : 
      26                 :             : // extracts the owned subdirectory name from a file name
      27                 :             : bool
      28                 :         410 : get_file_subdir (const std::string &filename, std::string &subdir)
      29                 :             : {
      30                 :             :   // directory owning filenames
      31                 :         410 :   if (filename == "mod.rs" || filename == "lib.rs" || filename == "main.rs")
      32                 :             :     return false;
      33                 :             : 
      34                 :             :   // files not ending in ".rs" are directory owners
      35                 :         410 :   if (filename.size () < 3 || filename.compare (filename.size () - 3, 3, ".rs"))
      36                 :             :     return false;
      37                 :             : 
      38                 :         410 :   subdir = filename.substr (0, filename.size () - 3);
      39                 :         410 :   return true;
      40                 :             : }
      41                 :             : 
      42                 :             : } // namespace Rust