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| author | hf@deer.(none) <> | 2004-06-02 19:11:57 +0500 |
|---|---|---|
| committer | hf@deer.(none) <> | 2004-06-02 19:11:57 +0500 |
| commit | 7cf1d2596b0d01664d820cd22d315bf910d9d4d6 (patch) | |
| tree | 064e7056ff39c52056305fbdbe15e034a750c7e9 /include/myisampack.h | |
| parent | f200b0fbf0594bc3f75dd93795722c499f1a0afb (diff) | |
| download | mariadb-git-7cf1d2596b0d01664d820cd22d315bf910d9d4d6.tar.gz | |
wl 1562 (To improve RTree indexes)
some changes to make code nicer
Diffstat (limited to 'include/myisampack.h')
| -rw-r--r-- | include/myisampack.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/myisampack.h b/include/myisampack.h index 95793e2aaeb..06c94fea75f 100644 --- a/include/myisampack.h +++ b/include/myisampack.h @@ -21,6 +21,10 @@ better compression */ +/* these two are for uniformity */ +#define mi_sint1korr(A) (int8)(*A) +#define mi_uint1korr(A) (uint8)(*A) + #define mi_sint2korr(A) (int16) (((int16) ((uchar) (A)[1])) +\ ((int16) ((int16) (A)[0]) << 8)) #define mi_sint3korr(A) ((int32) ((((uchar) (A)[0]) & 128) ? \ @@ -75,6 +79,9 @@ (((uint32) ((uchar) (A)[0])) << 24))) <<\ 32)) +/* This one is for uniformity */ +#define mi_int1store(T,A) *((uchar*)(T))= (uchar) (A) + #define mi_int2store(T,A) { uint def_temp= (uint) (A) ;\ *((uchar*) ((T)+1))= (uchar)(def_temp); \ *((uchar*) ((T)+0))= (uchar)(def_temp >> 8); } |