CMakeLua/Utilities/cmcurl/strtoofft.h

   1 #ifndef _CURL_STRTOOFFT_H
   2 #define _CURL_STRTOOFFT_H
   3 /***************************************************************************
   4  *                                  _   _ ____  _
   5  *  Project                     ___| | | |  _ \| |
   6  *                             / __| | | | |_) | |
   7  *                            | (__| |_| |  _ <| |___
   8  *                             \___|\___/|_| \_\_____|
   9  *
  10  * Copyright (C) 1998 - 2004, Daniel Stenberg, <daniel@haxx.se>, et al.
  11  *
  12  * This software is licensed as described in the file COPYING, which
  13  * you should have received as part of this distribution. The terms
  14  * are also available at http://curl.haxx.se/docs/copyright.html.
  15  *
  16  * You may opt to use, copy, modify, merge, publish, distribute and/or sell
  17  * copies of the Software, and permit persons to whom the Software is
  18  * furnished to do so, under the terms of the COPYING file.
  19  *
  20  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  21  * KIND, either express or implied.
  22  *
  23  * $Id: strtoofft.h,v 1.2 2007/03/15 19:22:13 andy Exp $
  24  ***************************************************************************/
  25
  26 /*
  27  * CAUTION: this header is designed to work when included by the app-side
  28  * as well as the library. Do not mix with library internals!
  29  */
  30
  31 #include "setup.h"
  32 #include <stddef.h>
  33 #include <curl/curl.h> /* for the curl_off_t type */
  34
  35 /* Determine what type of file offset conversion handling we wish to use.  For
  36  * systems with a 32-bit curl_off_t type, we should use strtol.  For systems
  37  * with a 64-bit curl_off_t type, we should use strtoll if it exists, and if
  38  * not, should try to emulate its functionality.  At any rate, we define
  39  * 'strtoofft' such that it can be used to work with curl_off_t's regardless.
  40  */
  41 #if (SIZEOF_CURL_OFF_T > 4) && (SIZEOF_LONG < 8)
  42 #if HAVE_STRTOLL
  43 #define curlx_strtoofft strtoll
  44 #else /* HAVE_STRTOLL */
  45
  46 /* For MSVC7 we can use _strtoi64() which seems to be a strtoll() clone */
  47 #if defined(_MSC_VER) && (_MSC_VER >= 1300)
  48 #define curlx_strtoofft _strtoi64
  49 #else /* MSVC7 or later */
  50 curl_off_t curlx_strtoll(const char *nptr, char **endptr, int base);
  51 #define curlx_strtoofft curlx_strtoll
  52 #define NEED_CURL_STRTOLL
  53 #endif /* MSVC7 or later */
  54
  55 #endif /* HAVE_STRTOLL */
  56 #else /* (SIZEOF_CURL_OFF_T > 4) && (SIZEOF_LONG < 8) */
  57 /* simply use strtol() to get numbers, either 32 or 64 bit */
  58 #define curlx_strtoofft strtol
  59 #endif
  60
  61 #if defined(_MSC_VER) || defined(__WATCOMC__)
  62 #define CURL_LLONG_MIN 0x8000000000000000i64
  63 #define CURL_LLONG_MAX 0x7FFFFFFFFFFFFFFFi64
  64 #elif defined(HAVE_LL)
  65 #define CURL_LLONG_MIN 0x8000000000000000LL
  66 #define CURL_LLONG_MAX 0x7FFFFFFFFFFFFFFFLL
  67 #else
  68 #define CURL_LLONG_MIN 0x8000000000000000L
  69 #define CURL_LLONG_MAX 0x7FFFFFFFFFFFFFFFL
  70 #endif
  71
  72 #endif
  73