src/os_setup.h

   1 /*
   2 ** 2013 November 25
   3 **
   4 ** The author disclaims copyright to this source code.  In place of
   5 ** a legal notice, here is a blessing:
   6 **
   7 **    May you do good and not evil.
   8 **    May you find forgiveness for yourself and forgive others.
   9 **    May you share freely, never taking more than you give.
  10 **
  11 ******************************************************************************
  12 **
  13 ** This file contains pre-processor directives related to operating system
  14 ** detection and/or setup.
  15 */
  16 #ifndef SQLITE_OS_SETUP_H
  17 #define SQLITE_OS_SETUP_H
  18
  19 /*
  20 ** Figure out if we are dealing with Unix, Windows, or some other operating
  21 ** system.
  22 **
  23 ** After the following block of preprocess macros, all of
  24 **
  25 **    SQLITE_OS_KV
  26 **    SQLITE_OS_OTHER
  27 **    SQLITE_OS_UNIX
  28 **    SQLITE_OS_WIN
  29 **
  30 ** will defined to either 1 or 0. One of them will be 1. The others will be 0.
  31 ** If none of the macros are initially defined, then select either
  32 ** SQLITE_OS_UNIX or SQLITE_OS_WIN depending on the target platform.
  33 **
  34 ** If SQLITE_OS_OTHER=1 is specified at compile-time, then the application
  35 ** must provide its own VFS implementation together with sqlite3_os_init()
  36 ** and sqlite3_os_end() routines.
  37 */
  38 #if !defined(SQLITE_OS_KV) && !defined(SQLITE_OS_OTHER) && \
  39        !defined(SQLITE_OS_UNIX) && !defined(SQLITE_OS_WIN)
  40 #  if defined(_WIN32) || defined(WIN32) || defined(__CYGWIN__) || \
  41           defined(__MINGW32__) || defined(__BORLANDC__)
  42 #    define SQLITE_OS_WIN 1
  43 #    define SQLITE_OS_UNIX 0
  44 #  else
  45 #    define SQLITE_OS_WIN 0
  46 #    define SQLITE_OS_UNIX 1
  47 #  endif
  48 #endif
  49 #if SQLITE_OS_OTHER+1>1
  50 #  undef SQLITE_OS_KV
  51 #  define SQLITE_OS_KV 0
  52 #  undef SQLITE_OS_UNIX
  53 #  define SQLITE_OS_UNIX 0
  54 #  undef SQLITE_OS_WIN
  55 #  define SQLITE_OS_WIN 0
  56 #endif
  57 #if SQLITE_OS_KV+1>1
  58 #  undef SQLITE_OS_OTHER
  59 #  define SQLITE_OS_OTHER 0
  60 #  undef SQLITE_OS_UNIX
  61 #  define SQLITE_OS_UNIX 0
  62 #  undef SQLITE_OS_WIN
  63 #  define SQLITE_OS_WIN 0
  64 #  define SQLITE_OMIT_LOAD_EXTENSION 1
  65 #  define SQLITE_OMIT_WAL 1
  66 #  define SQLITE_OMIT_DEPRECATED 1
  67 #  undef SQLITE_TEMP_STORE
  68 #  define SQLITE_TEMP_STORE 3  /* Always use memory for temporary storage */
  69 #  define SQLITE_DQS 0
  70 #  define SQLITE_OMIT_SHARED_CACHE 1
  71 #  define SQLITE_OMIT_AUTOINIT 1
  72 #endif
  73 #if SQLITE_OS_UNIX+1>1
  74 #  undef SQLITE_OS_KV
  75 #  define SQLITE_OS_KV 0
  76 #  undef SQLITE_OS_OTHER
  77 #  define SQLITE_OS_OTHER 0
  78 #  undef SQLITE_OS_WIN
  79 #  define SQLITE_OS_WIN 0
  80 #endif
  81 #if SQLITE_OS_WIN+1>1
  82 #  undef SQLITE_OS_KV
  83 #  define SQLITE_OS_KV 0
  84 #  undef SQLITE_OS_OTHER
  85 #  define SQLITE_OS_OTHER 0
  86 #  undef SQLITE_OS_UNIX
  87 #  define SQLITE_OS_UNIX 0
  88 #endif
  89
  90
  91 #endif /* SQLITE_OS_SETUP_H */