1 files changed, 19 insertions, 12 deletions

diff --git a/libopie2/opiedb/osqlitedriver.cpp b/libopie2/opiedb/osqlitedriver.cpp
index eea1093..4eda9b9 100644
--- a/libopie2/opiedb/osqlitedriver.cpp
+++ b/libopie2/opiedb/osqlitedriver.cpp
@@ -28,32 +28,34 @@
 
 */
 
 #include "osqlquery.h"
 #include "osqlitedriver.h"
 
 #include <opie2/odebug.h>
 
 #include <stdlib.h>
 #include <regex.h>
 #include <stdio.h>
 
 // fromLocal8Bit() does not work as expected. Thus it
 // is replaced by fromLatin1() (eilers)
 #define __BUGGY_LOCAL8BIT_
 
+	char *regex_raw;
+	regex_t regex_c;
 
 using namespace Opie::DB;
 using namespace Opie::DB::Internal;
 
 namespace {
     struct Query {
         OSQLError::ValueList errors;
         OSQLResultItem::ValueList items;
         OSQLiteDriver *driver;
     };
 }
 
 
 OSQLiteDriver::OSQLiteDriver( QLibrary *lib )
     : OSQLDriver( lib )
 {
@@ -71,50 +73,53 @@ QString OSQLiteDriver::id()const {
 }
 
 void OSQLiteDriver::setUserName( const QString& ) {}
 
 
 void OSQLiteDriver::setPassword( const QString& ) {}
 
 
 void OSQLiteDriver::setUrl( const QString& url ) {
     m_url = url;
 }
 
 
 void OSQLiteDriver::setOptions( const QStringList& ) {
 }
 
-/*------------------------------------------------------------------/*
+/*
  * Functions to patch a regex search into sqlite
- * -----------------------------------------------------------------*/
+ */
 int sqliteRlikeCompare(const char *zPattern, const char *zString){
-	  regex_t regex;
 	int res;
-	if ( zPattern==NULL || zString==NULL ) {
-		printf("One of the args was null!\n");
-		return 0;
-	}
-	res = regcomp(&regex, zPattern, REG_EXTENDED);
+	if (regex_raw == NULL || (strcmp (zPattern, regex_raw) != 0)){
+		if (regex_raw != NULL) {
+		    free(regex_raw);
+		    regfree(&regex_c);
+		}
+		regex_raw = (char *)malloc(strlen(zPattern)+1);
+		strncpy(regex_raw, zPattern, strlen(zPattern)+1);
+		res = regcomp(&regex_c, zPattern, REG_EXTENDED);
 	if ( res != 0 ) {
 		printf("Regcomp failed with code %u on string %s\n",res,zPattern);
-
+		    free(regex_raw);
+		    regex_raw=NULL;
 		return 0;
 	}
-	res = (regexec(&regex, zString, 0, NULL, 0)==0);
-	regfree(&regex);
+	}
+	res = (regexec(&regex_c, zString, 0, NULL, 0)==0);
 	return res;
 }
 
 void rlikeFunc(sqlite_func *context, int arg, const char **argv){
 	if( argv[0]==0 || argv[1]==0 ) return;
 		sqlite_set_result_int(context,
 		sqliteRlikeCompare((const char*)argv[0],
 	(const char*)argv[1]));
 }
 
 /*
  * try to open a db specified via setUrl
  * and options
  */
 bool OSQLiteDriver::open() {
     char *error;
@@ -129,33 +134,35 @@ bool OSQLiteDriver::open() {
         qWarning("OSQLiteDriver::open: %s", error );
         free( error );
         return false;
     }
     sqlite_create_function(m_sqlite,"rlike",2,rlikeFunc,NULL);
     return true;
 }
 
 
 /* close the db
  * sqlite closes them without
  * telling failure or success
  */
 bool OSQLiteDriver::close() {
     if (m_sqlite )
         sqlite_close( m_sqlite ), m_sqlite=0l;
-
+	free(regex_raw);
+	regex_raw=NULL;
+	regfree(&regex_c);
     return true;
 }
 
 
 /* Query */
 OSQLResult OSQLiteDriver::query( OSQLQuery* qu) {
     if ( !m_sqlite ) {
         // FIXME set error code
         OSQLResult result( OSQLResult::Failure );
         return result;
     }
     Query query;
     query.driver = this;
     char *err;
     /* SQLITE_OK 0 if return code > 0 == failure */
     if ( sqlite_exec(m_sqlite, qu->query(),&call_back, &query, &err)  > 0 ) {