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sqlite plugin requires libsqlite3 => 3.3.1 to share connections 

use recursive locking if libsqlite3 < 3.5.0
This commit is contained in:
Martin Willi 2008-06-30 11:06:18 +00:00
parent aafe8ced39
commit 7da767f773
2 changed files with 22 additions and 5 deletions
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9
configure.in
View File

@ -684,6 +684,15 @@ if test x$sqlite = xtrue; then
void *test = sqlite3_prepare_v2;
],
[AC_MSG_RESULT([yes])]; AC_DEFINE_UNQUOTED(HAVE_SQLITE3_PREPARE_V2, 1), [AC_MSG_RESULT([no])])
AC_MSG_CHECKING([sqlite3.h version >= 3.3.1])
AC_TRY_COMPILE(
[#include <sqlite3.h>],
[
#if SQLITE_VERSION_NUMBER < 3003001
#error bad sqlite
#endif
],
[AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]); AC_MSG_ERROR([SQLite version >= 3.3.1 required!])])
fi
if test x$openssl = xtrue; then

18
src/libstrongswan/plugins/sqlite/sqlite_database.c
View File

@ -131,8 +131,8 @@ typedef struct {
int count;
/** column types */
db_type_t *columns;
/** reference to db connection */
sqlite3 *db;
/** back reference to parent */
private_sqlite_database_t *database;
} sqlite_enumerator_t;
/**
@ -141,6 +141,9 @@ typedef struct {
static void sqlite_enumerator_destroy(sqlite_enumerator_t *this)
{
sqlite3_finalize(this->stmt);
#if SQLITE_VERSION_NUMBER < 3005000
this->database->mutex->unlock(this->database->mutex);
#endif
free(this->columns);
free(this);
}
@ -158,7 +161,8 @@ static bool sqlite_enumerator_enumerate(sqlite_enumerator_t *this, ...)
case SQLITE_ROW:
break;
default:
DBG1("stepping sqlite statement failed: %s", sqlite3_errmsg(this->db));
DBG1("stepping sqlite statement failed: %s",
sqlite3_errmsg(this->database->db));
/* fall */
case SQLITE_DONE:
return FALSE;
@ -218,6 +222,10 @@ static enumerator_t* query(private_sqlite_database_t *this, char *sql, ...)
sqlite_enumerator_t *enumerator = NULL;
int i;
#if SQLITE_VERSION_NUMBER < 3005000
/* sqlite connections prior to 3.5 may be used by a single thread only, */
this->mutex->lock(this->mutex);
#endif
va_start(args, sql);
stmt = run(this, sql, &args);
@ -229,7 +237,7 @@ static enumerator_t* query(private_sqlite_database_t *this, char *sql, ...)
enumerator->stmt = stmt;
enumerator->count = sqlite3_column_count(stmt);
enumerator->columns = malloc(sizeof(db_type_t) * enumerator->count);
enumerator->db = this->db;
enumerator->database = this;
for (i = 0; i < enumerator->count; i++)
{
enumerator->columns[i] = va_arg(args, db_type_t);
@ -306,7 +314,7 @@ sqlite_database_t *sqlite_database_create(char *uri)
this->public.db.execute = (int (*)(database_t *this, int *rowid, char *sql, ...))execute;
this->public.db.destroy = (void(*)(database_t*))destroy;
this->mutex = mutex_create(MUTEX_DEFAULT);
this->mutex = mutex_create(MUTEX_RECURSIVE);
if (sqlite3_open(file, &this->db) != SQLITE_OK)
{