void sqlite3ReallocOrFree(void **pp, int n){
void *p = sqlite3Realloc(*pp, n);
if( !p ){
sqlite3FreeX(*pp);
}
*pp = p;
}
/*
** The public interface to sqlite3Realloc. Make sure that the memory
** subsystem is initialized prior to invoking sqliteRealloc.
*/
void *sqlite3_realloc(void *pOld, int n){
#ifndef SQLITE_OMIT_AUTOINIT
if( sqlite3_initialize() ) return 0;
#endif
if( n<0 ) n = 0; /* IMP: R-26507-47431 */
return sqlite3Realloc(pOld, n);
}
/*
** Register a statically linked extension that is automatically
** loaded by every new database connection.
*/
int sqlite3_auto_extension(void *xInit){
int i;
int rc = SQLITE_OK;
sqlite3OsEnterMutex();
for(i=0; i<nAutoExtension; i++){
if( aAutoExtension[i]==xInit ) break;
}
if( i==nAutoExtension ){
nAutoExtension++;
aAutoExtension = sqlite3Realloc( aAutoExtension,
nAutoExtension*sizeof(aAutoExtension[0]) );
if( aAutoExtension==0 ){
nAutoExtension = 0;
rc = SQLITE_NOMEM;
}else{
aAutoExtension[nAutoExtension-1] = xInit;
}
}
sqlite3OsLeaveMutex();
return rc;
}
void *sqlite3_realloc64(void *pOld, sqlite3_uint64 n){
#ifndef SQLITE_OMIT_AUTOINIT
if( sqlite3_initialize() ) return 0;
#endif
return sqlite3Realloc(pOld, n);
}
