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Overview
Comment:Proposed template preprocessor magic for activating mmap only on platforms where we know it works.
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SHA1: d96272f031102514b02bd839aac9e37618872200
User & Date: drh 2013-04-02 10:29:13
Context
2013-04-02
12:04
Add test cases for errors in mmap() or mremap() is os_unix.c. check-in: 3098a3c1 user: dan tags: experimental-mmap
10:29
Proposed template preprocessor magic for activating mmap only on platforms where we know it works. check-in: d96272f0 user: drh tags: experimental-mmap
01:45
Reorder two conditions to make coverage testing easier. check-in: 793ba4e9 user: drh tags: experimental-mmap
Changes
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Changes to src/sqliteLimit.h.

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#ifndef SQLITE_MAX_TRIGGER_DEPTH
# define SQLITE_MAX_TRIGGER_DEPTH 1000
#endif

/*
** Default maximum size of memory used by xFetch in the VFS.
*/






#ifndef SQLITE_DEFAULT_MMAP_LIMIT








# define SQLITE_DEFAULT_MMAP_LIMIT (256*1024*1024)



#endif







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#ifndef SQLITE_MAX_TRIGGER_DEPTH
# define SQLITE_MAX_TRIGGER_DEPTH 1000
#endif

/*
** Default maximum size of memory used by xFetch in the VFS.
*/
#ifdef __APPLE__
# include <TargetConditions.h>
# if defined(TARGET_OS_IPHONE)
#   define SQLITE_DEFAULT_MMAP_LIMIT 0
# endif
#endif
#ifndef SQLITE_DEFAULT_MMAP_LIMIT
# if defined(__linux__) \
  || defined(_WIN32) \
  || (defined(__APPLE__) && defined(__MACH__)  && !defined(TARGET_OS_IPHONE)) \
  || defined(__sun) \
  || defined(__DragonFly__) \
  || defined(__FreeBSD__) \
  || defined(__NetBSD__) \
  || defined(__OpenBSD__)
#   define SQLITE_DEFAULT_MMAP_LIMIT (256*1024*1024)
# else
#   define SQLITE_DEFAULT_MMAP_LIMIT 0
# endif
#endif