Revert "Removed unneeded sqlite3_threadsafe() check"

This reverts commit 2258c7bb73.

Conflicts:
	c_src/sqlite3_drv.c
This commit is contained in:
Alexey Romanov
2014-10-18 18:06:14 +04:00
parent c4aabf253f
commit 208eb16cc7

View File

@@ -422,14 +422,22 @@ static inline async_sqlite3_command *make_async_command_script(
static inline void exec_async_command(
sqlite3_drv_t *drv, void (*async_invoke)(void*),
async_sqlite3_command *async_command) {
long status = driver_async(drv->port, &drv->key, async_invoke,
async_command, sql_free_async);
// Check is required because we are sometimes accessing
// sqlite3 from the emulator thread. Could also be fixed
// by making _all_ access except start/stop go through driver_async
if (sqlite3_threadsafe()) {
long status = driver_async(drv->port, &drv->key, async_invoke,
async_command, sql_free_async);
// see https://groups.google.com/d/msg/erlang-programming/XiFR6xxhGos/B6ARBIlvpMUJ
if (status < 0) {
LOG_ERROR("driver_async call failed", 0);
output_error(drv, SQLITE_ERROR, "driver_async call failed");
}
// see https://groups.google.com/d/msg/erlang-programming/XiFR6xxhGos/B6ARBIlvpMUJ
if (status < 0) {
LOG_ERROR("driver_async call failed", 0);
output_error(drv, SQLITE_ERROR, "driver_async call failed");
}
} else {
async_invoke(async_command);
ready_async((ErlDrvData) drv, (ErlDrvThreadData) async_command);
}
}
static inline int sql_exec_statement(