libs/ardour/tape_file_matcher.cc

   1 /*
   2         Copyright (C) 2007 Tim Mayberry
   3
   4         This program is free software; you can redistribute it and/or modify
   5         it under the terms of the GNU General Public License as published by
   6         the Free Software Foundation; either version 2 of the License, or
   7         (at your option) any later version.
   8
   9         This program is distributed in the hope that it will be useful,
  10         but WITHOUT ANY WARRANTY; without even the implied warranty of
  11         MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12         GNU General Public License for more details.
  13
  14         You should have received a copy of the GNU General Public License
  15         along with this program; if not, write to the Free Software
  16         Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17 */
  18
  19 #include "pbd/error.h"
  20
  21 #include "ardour/tape_file_matcher.h"
  22
  23 #include "i18n.h"
  24
  25 using namespace std;
  26
  27 namespace {
  28
  29 const char* const tape_file_regex_string = X_("/T[0-9][0-9][0-9][0-9]-");
  30
  31 }
  32
  33 namespace ARDOUR {
  34
  35 TapeFileMatcher::TapeFileMatcher()
  36 {
  37         int err;
  38
  39         if ((err = regcomp (&m_compiled_pattern,
  40                                         tape_file_regex_string, REG_EXTENDED|REG_NOSUB)))
  41         {
  42                 char msg[256];
  43
  44                 regerror (err, &m_compiled_pattern, msg, sizeof (msg));
  45
  46                 PBD::error << string_compose (_("Cannot compile tape track regexp for use (%1)"), msg) << endmsg;
  47                 // throw
  48         }
  49
  50 }
  51
  52 bool
  53 TapeFileMatcher::matches (const string& audio_filename) const
  54 {
  55
  56         if (regexec (&m_compiled_pattern, audio_filename.c_str(), 0, 0, 0) == 0)
  57         {
  58                 // matches
  59                 return true;
  60         }
  61         return false;
  62 }
  63
  64 } // namespace ARDOUR