libcc1/compiler.hh

   1 /* Compiler handling for plugin
   2    Copyright (C) 2014-2020 Free Software Foundation, Inc.
   3
   4 This file is part of GCC.
   5
   6 GCC is free software; you can redistribute it and/or modify it under
   7 the terms of the GNU General Public License as published by the Free
   8 Software Foundation; either version 3, or (at your option) any later
   9 version.
  10
  11 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
  12 WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14 for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GCC; see the file COPYING3.  If not see
  18 <http://www.gnu.org/licenses/>.  */
  19
  20 #ifndef CC1_PLUGIN_COMPILER_HH
  21 #define CC1_PLUGIN_COMPILER_HH
  22
  23 namespace cc1_plugin
  24 {
  25
  26   // Base class for compiler.
  27   class compiler
  28   {
  29   public:
  30     explicit compiler (bool v)
  31       : verbose (v)
  32     {
  33     }
  34
  35     virtual ~compiler () = default;
  36
  37     // Find the compiler.  BASE is the base name of the compiler, see
  38     // compiler-name.hh.  This sets COMPILER to the resulting path.
  39     // Returns nullptr on success, or a malloc'd error string on
  40     // failure.
  41     virtual char *find (const char *base, std::string &compiler) const;
  42
  43     void set_verbose (bool v)
  44     {
  45       verbose = v;
  46     }
  47
  48   protected:
  49     bool verbose;
  50   };
  51
  52   /* Compiler to set by set_triplet_regexp.  */
  53   class compiler_triplet_regexp : public compiler
  54   {
  55   private:
  56     std::string triplet_regexp_;
  57   public:
  58
  59     char *find (const char *base, std::string &compiler) const override;
  60
  61     compiler_triplet_regexp (bool v, const char *triplet_regexp)
  62       : compiler (v), triplet_regexp_ (triplet_regexp)
  63     {
  64     }
  65   };
  66
  67   /* Compiler to set by set_driver_filename.  */
  68   class compiler_driver_filename : public compiler
  69   {
  70   private:
  71     std::string driver_filename_;
  72   public:
  73     char *find (const char *base, std::string &compiler) const override;
  74
  75     compiler_driver_filename (bool v, const char *driver_filename)
  76       : compiler (v), driver_filename_ (driver_filename)
  77     {
  78     }
  79   };
  80
  81 }
  82
  83 #endif // CC1_PLUGIN_COMPILER_HH