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Added mmap support for MyISAM engine
This commit is contained in:
vtkachenko@quadxeon.mysql.com
2005-12-01 13:34:48 +01:00
parent 21cc3ae561
commit 045747f23d
17 changed files with 273 additions and 39 deletions
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3
include/my_base.h
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@@ -152,7 +152,8 @@ enum ha_extra_function {
other fields intact. When this is off (by default) InnoDB will use memcpy
to overwrite entire row.
*/
HA_EXTRA_KEYREAD_PRESERVE_FIELDS
HA_EXTRA_KEYREAD_PRESERVE_FIELDS,
HA_EXTRA_MMAP
};
/* The following is parameter to ha_panic() */

4
include/my_sys.h
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@@ -821,7 +821,11 @@ my_bool my_gethwaddr(uchar *to);
#define MAP_NOSYNC 0
#endif
#ifdef HAVE_MMAP64
#define my_mmap(a,b,c,d,e,f) mmap64(a,b,c,d,e,f)
#else
#define my_mmap(a,b,c,d,e,f) mmap(a,b,c,d,e,f)
#endif
#ifdef HAVE_GETPAGESIZE
#define my_getpagesize() getpagesize()
#else