xapian-applications/omega/loadfile.h

   1 /* loadfile.h: load a file into a std::string.
   2  *
   3  * Copyright (C) 2006,2010,2012 Olly Betts
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
  18  */
  19
  20 #ifndef OMEGA_INCLUDED_LOADFILE_H
  21 #define OMEGA_INCLUDED_LOADFILE_H
  22
  23 #include <string>
  24
  25 enum { NOCACHE = 0x1, NOATIME = 0x2 };
  26
  27 int load_file_fd(const std::string &file_name, size_t max_to_read, int flags,
  28                  std::string &output, bool &truncated);
  29
  30 inline int
  31 load_file_fd(const std::string &file_name, std::string &output, int flags = 0)
  32 {
  33     bool dummy;
  34     return load_file_fd(file_name, 0, flags, output, dummy);
  35 }
  36
  37 bool load_file(const std::string &file_name, size_t max_to_read, int flags,
  38                std::string &output, bool &truncated);
  39
  40 inline bool
  41 load_file(const std::string &file_name, std::string &output, int flags = 0)
  42 {
  43     bool dummy;
  44     return load_file(file_name, 0, flags, output, dummy);
  45 }
  46
  47 #endif // OMEGA_INCLUDED_LOADFILE_H