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Patch level : 4.0 622

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Files correlati     :
Ricompilazione Demo : [ ]
Commento            :

Prova ottimizzazioni di conversioni


git-svn-id: svn://10.65.10.50/trunk@14907 c028cbd2-c16b-5b4b-a496-9718f37d4682
This commit is contained in:
alex 2007-02-13 12:01:54 +00:00
parent 62ccd80780
commit 221c0b2a65
1 changed files with 23 additions and 21 deletions
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44
include/codeb.c
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@ -40,7 +40,8 @@ static DATA4 *dbdata[CB4FILES];
bool handle_ok(int handle)
{
return handle >= 0 && handle < CB4FILES && dbdata[handle] != NULL;
return handle >= 0 && handle < CB4FILES &&
dbdata[handle] != NULL && dbdata[handle]->clientId >= 0;
}
static char* find_slash_backslash(const char* s)
@ -62,17 +63,16 @@ static char* find_slash_backslash(const char* s)
--------------------------------------------------------------------------*/
void DB_init(void)
{
int i;
for(i=0;i<CB4FILES;i++)
dbdata[i]=(DATA4*)NULL;
memset(dbdata, 0, sizeof(dbdata));
code4init(&code_base);
code_base.readLock=0;
code_base.errDefaultUnique=e4unique;
code_base.safety=0;
code_base.lockAttempts=1;
// code_base.optimize_write = 0;
code4dateFormatSet(&code_base, "CCYYMMDD");
code_base.optimizeWrite = OPT4EXCLUSIVE; // Is the default?
}
/*--------------------------------------------------------------------------
@ -84,13 +84,12 @@ void DB_init(void)
void DB_exit(void)
{
int i;
code4initUndo(&code_base);
for(i=0;i<CB4FILES;i++)
for(i=0; i< CB4FILES; i++)
{
if (handle_ok(i))
DB_close(i);
}
code4initUndo(&code_base);
}
/*-------------------------------------------------------------------------
@ -100,8 +99,8 @@ void DB_exit(void)
int DB_open(const char *filename,int mode,int index)
{
int i,found;
if (mode) code_base.accessMode=1;
if (mode)
code_base.accessMode=1; // Exclusive mode
/* cerca il primo posto libero nel vettore dbdata */
found=-1;
for(i=0;i<CB4FILES;i++)
@ -113,7 +112,9 @@ int DB_open(const char *filename,int mode,int index)
}
}
/* se non ci sono posti liberi torna -1 */
if(found==-1) return(found);
if(found==-1)
return(found);
code_base.errorCode=0;
if (index == 0) /* Se e' stata richiesta l'apertura senza indici, setta il flag */
code_base.autoOpen = 0;
@ -399,8 +400,9 @@ int DB_rewrite(int handle)
u4delaySec();
if (rt == 0)
{
while ((rt = d4flush(dbdata[handle])) == r4locked)
u4delaySec();
/* while ((rt = d4flush(dbdata[handle])) == r4locked)
u4delaySec(); */
rt = DB_flush(handle);
}
if (rt == e4unique)
{
@ -454,7 +456,7 @@ int DB_add(int handle)
rt = _isreinsert;
}
else
if (rt == 0)
if (rt == 0 && is_locked == 0)
{
while ((rt = d4flush(data)) == r4locked)
u4delaySec();
@ -1154,20 +1156,20 @@ long DB_changed(int handle)
char* DB_memoptr( const int handle, const char * fieldname )
{
FIELD4 * f;
f = d4field( dbdata[ handle ], ( char *)fieldname );
FIELD4* f = d4field( dbdata[ handle ], ( char *)fieldname );
return f4memoPtr( f );
}
int DB_memowrite( const int handle, const char * fieldname, const char * data )
{
int ret;
FIELD4 * f;
f = d4field(dbdata[handle], fieldname );
ret = f4memoAssign( f, ( char * )data );
d4flush(dbdata[handle]);
FIELD4* f = d4field(dbdata[handle], fieldname );
int ret = f4memoAssign( f, (char*)data );
if (ret == 0 && !DB_file_locked(handle))
{
d4flush(dbdata[handle]);
d4unlock(dbdata[handle]);
}
return ret;
}