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Corretta creazione dei cursori nel caso di un file vuoto

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git-svn-id: svn://10.65.10.50/trunk@329 c028cbd2-c16b-5b4b-a496-9718f37d4682
This commit is contained in:
alex 1994-10-07 14:55:43 +00:00
parent 3d4b0b3999
commit 947587269e
1 changed files with 9 additions and 20 deletions
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29
include/relation.cpp
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@ -1,4 +1,4 @@
// $Id: relation.cpp,v 1.14 1994-10-04 15:38:54 guy Exp $ // $Id: relation.cpp,v 1.15 1994-10-07 14:55:43 alex Exp $
// relation.cpp // relation.cpp
// fv 12/8/93 // fv 12/8/93
// relation class for isam files // relation class for isam files
@ -676,10 +676,14 @@ TRecnotype TCursor::buildcursor(TRecnotype rp)
const int kl = file().filehnd()->i.Base[file().filehnd()->i.PN].KeyLen; const int kl = file().filehnd()->i.Base[file().filehnd()->i.PN].KeyLen;
const bool filtered = has_filter(); const bool filtered = has_filter();
if (file().filehnd()->i.Base[file().filehnd()->i.PN].PEOD == 0)
return 0;
FILE* _f = open_index(TRUE); FILE* _f = open_index(TRUE);
if (file().filehnd()->i.Base[file().filehnd()->i.PN].PEOD == 0)
{
fclose(_f);
return 0;
}
fseek(_f, 0L, SEEK_SET); fseek(_f, 0L, SEEK_SET);
l = strlen(to()); l = strlen(to());
@ -748,12 +752,6 @@ int TCursor::filtercursor(int pagecnt, TRecnotype* page)
{ {
int np = 0; int np = 0;
TRectype& rec = file().curr(); TRectype& rec = file().curr();
// const bool tab = file().tab();
// if (tab)
// {
// file().filehnd()->r->Fd[0].RecOff += 3;
// file().filehnd()->r->Fd[0].Len -= 3;
// }
for (int i = 0; i < pagecnt; i++) for (int i = 0; i < pagecnt; i++)
{ {
CRead(&file().filehnd()->f, rec.string(), page[i], _nolock); CRead(&file().filehnd()->f, rec.string(), page[i], _nolock);
@ -764,11 +762,6 @@ int TCursor::filtercursor(int pagecnt, TRecnotype* page)
np++; np++;
} }
} }
// if (tab)
// {
// file().filehnd()->r->Fd[0].RecOff -= 3;
// file().filehnd()->r->Fd[0].Len += 3;
// }
return np; return np;
} }
@ -1029,11 +1022,6 @@ TRecnotype TCursor::readrec()
curr().setdirty(); curr().setdirty();
CRead(&file().filehnd()->f, curr().string(), nrec, _nolock); CRead(&file().filehnd()->f, curr().string(), nrec, _nolock);
// if (file().tab())
// {
// TRecfield codtab(curr(), "CODTAB");
// codtab = (const char*)codtab + 3;
// }
repos(); repos();
return nrec; return nrec;
} }
@ -1257,3 +1245,4 @@ int TFieldref::len(TRectype &rec) const
// *** EOF relation.cpp // *** EOF relation.cpp