gcc/escaped_string.h

   1 /* Shared escaped string class.
   2    Copyright (C) 1999-2021 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 GCC_ESCAPED_STRING_H
  21 #define GCC_ESCAPED_STRING_H
  22
  23 #include <cstdlib>
  24
  25 /* A class to handle converting a string that might contain
  26    control characters, (eg newline, form-feed, etc), into one
  27    in which contains escape sequences instead.  */
  28
  29 class escaped_string
  30 {
  31  public:
  32   escaped_string () { m_owned = false; m_str = NULL; };
  33   ~escaped_string () { if (m_owned) free (m_str); }
  34   operator const char *() const { return m_str; }
  35   void escape (const char *);
  36  private:
  37   escaped_string(const escaped_string&) {}
  38   escaped_string& operator=(const escaped_string&) { return *this; }
  39   char *m_str;
  40   bool  m_owned;
  41 };
  42
  43 #endif /* ! GCC_ESCAPED_STRING_H */