source/libs/poppler/poppler-src/poppler/strtok_r.cpp

   1 /* Reentrant string tokenizer.  Generic version.
   2    Copyright (C) 1991,1996-1999,2001,2004 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library 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 GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, write to the Free
  17    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  18    02111-1307 USA.  */
  19
  20 /* Copyright (C) 1991,93,96,97,99,2000,2002 Free Software Foundation, Inc.
  21    This file is part of the GNU C Library.
  22    Based on strlen implementation by Torbjorn Granlund (tege@sics.se),
  23    with help from Dan Sahlin (dan@sics.se) and
  24    commentary by Jim Blandy (jimb@ai.mit.edu);
  25    adaptation to memchr suggested by Dick Karpinski (dick@cca.ucsf.edu),
  26    and implemented by Roland McGrath (roland@ai.mit.edu).
  27
  28    The GNU C Library is free software; you can redistribute it and/or
  29    modify it under the terms of the GNU Lesser General Public
  30    License as published by the Free Software Foundation; either
  31    version 2.1 of the License, or (at your option) any later version.
  32
  33    The GNU C Library is distributed in the hope that it will be useful,
  34    but WITHOUT ANY WARRANTY; without even the implied warranty of
  35    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  36    Lesser General Public License for more details.
  37
  38    You should have received a copy of the GNU Lesser General Public
  39    License along with the GNU C Library; if not, write to the Free
  40    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  41    02111-1307 USA.  */
  42
  43 //========================================================================
  44 //
  45 // Modified under the Poppler project - http://poppler.freedesktop.org
  46 //
  47 // All changes made under the Poppler project to this file are licensed
  48 // under GPL version 2 or later
  49 //
  50 // Copyright (C) 2012 Alexey Pavlov <alexpux@gmail.com>
  51 // Copyright (C) 2012 Albert Astals Cid <aacid@kde.org>
  52 //
  53 // To see a description of the changes please see the Changelog file that
  54 // came with your tarball or type make ChangeLog if you are building from git
  55 //
  56 //========================================================================
  57
  58 #if defined(__MINGW32__) && !defined(__WINPTHREADS_VERSION)
  59 #include <string.h>
  60
  61 #define __rawmemchr strchr
  62
  63 char * strtok_r (char *s, const char *delim, char **save_ptr)
  64 {
  65   char *token;
  66
  67   if (s == NULL)
  68     s = *save_ptr;
  69
  70   /* Scan leading delimiters.  */
  71   s += strspn (s, delim);
  72   if (*s == '\0')
  73     {
  74       *save_ptr = s;
  75       return NULL;
  76     }
  77
  78   /* Find the end of the token.  */
  79   token = s;
  80   s = strpbrk (token, delim);
  81   if (s == NULL)
  82     /* This token finishes the string.  */
  83     *save_ptr = __rawmemchr (token, '\0');
  84   else
  85     {
  86       /* Terminate the token and make *SAVE_PTR point past it.  */
  87       *s = '\0';
  88       *save_ptr = s + 1;
  89     }
  90   return token;
  91 }
  92 #endif