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| author | in2 <in2@63ad8ddf-47c3-0310-b6dd-a9e9d9715204> | 2004-03-10 21:18:07 +0800 |
|---|---|---|
| committer | in2 <in2@63ad8ddf-47c3-0310-b6dd-a9e9d9715204> | 2004-03-10 21:18:07 +0800 |
| commit | b9d50d84ccc8c070c7e38f2a9dcd1f3bb5641df5 (patch) | |
| tree | e8272b4de36a873e61c40473f3b7c7a077b0500d /util/shmctl.c | |
| parent | f63fd767f682e9eb4d5a2ca37c5884e4a5441b12 (diff) | |
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HOTBOARDCACHE
git-svn-id: http://opensvn.csie.org/pttbbs/trunk/pttbbs@1584 63ad8ddf-47c3-0310-b6dd-a9e9d9715204
Diffstat (limited to 'util/shmctl.c')
| -rw-r--r-- | util/shmctl.c | 34 |
1 files changed, 31 insertions, 3 deletions
diff --git a/util/shmctl.c b/util/shmctl.c index 001fd4eb..8b30c758 100644 --- a/util/shmctl.c +++ b/util/shmctl.c @@ -210,6 +210,8 @@ inline void utmpsort(int sortall) userinfo_t *uentp; int count, i, ns; short nusers[MAX_BOARD]; + boardheader_t *HBcache[HOTBOARDCACHE]; + SHM->UTMPbusystate = 1; #ifdef OUTTA_TIMER @@ -260,9 +262,35 @@ inline void utmpsort(int sortall) 0 < uentp->brc_id && uentp->brc_id < MAX_BOARD) ++nusers[uentp->brc_id - 1]; } - for (i = 0; i < SHM->Bnumber; ++i) - if (SHM->bcache[i].brdname[0] != 0) - SHM->bcache[i].nuser = nusers[i]; + { +#if HOTBOARDCACHE + int k, r, last = 0, top = 0; +#endif + for (i = 0; i < SHM->Bnumber; ++i) + if (SHM->bcache[i].brdname[0] != 0){ + SHM->bcache[i].nuser = nusers[i]; +#if HOTBOARDCACHE + if( nusers[i] > 8 && + (top < HOTBOARDCACHE || nusers[i] > last) && + IS_BOARD(&SHM->bcache[i]) && + IS_OPENBRD(&SHM->bcache[i]) ){ + for( k = top - 1 ; k >= 0 ; --k ) + if( nusers[i] < HBcache[k]->nuser ) + break; + if( top < HOTBOARDCACHE ) + ++top; + for( r = top - 1 ; r > (k + 1) ; --r ) + HBcache[r] = HBcache[r - 1]; + HBcache[k + 1] = &SHM->bcache[i]; + last = nusers[(HBcache[top - 1] - SHM->bcache)]; + } +#endif + } +#if HOTBOARDCACHE + memcpy(SHM->HBcache, HBcache, sizeof(HBcache)); + SHM->nHOTs = top; +#endif + } } SHM->currsorted = ns; |