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(svn r8171) -Fix (FS#556): return SL_ERROR when unthreaded saves failed, to make sure we do not try to send zero-byte savegames.

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rubidium 2007-01-17 00:01:55 +00:00
parent 1f3ea708c3
commit 0bd6622c2e
2 changed files with 20 additions and 9 deletions
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2
src/network/network_server.cpp
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@ -289,6 +289,8 @@ DEF_SERVER_SEND_COMMAND(PACKET_SERVER_MAP)
file_pointer = fopen(filename, "rb");
fseek(file_pointer, 0, SEEK_END);
if (ftell(file_pointer) == 0) error("network savedump failed - zero sized savegame?");
// Now send the _frame_counter and how many packets are coming
p = NetworkSend_Init(PACKET_SERVER_MAP);
NetworkSend_uint8(p, MAP_PACKET_START);

27
src/saveload.cpp
View File

@ -1428,7 +1428,7 @@ static OTTDThread* save_thread;
/** We have written the whole game into memory, _Savegame_pool, now find
* and appropiate compressor and start writing to file.
*/
static void* SaveFileToDisk(void *arg)
static SaveOrLoadResult SaveFileToDisk(bool threaded)
{
const SaveLoadFormat *fmt;
uint32 hdr[2];
@ -1440,12 +1440,12 @@ static void* SaveFileToDisk(void *arg)
_sl.excpt_uninit();
fprintf(stderr, "Save game failed: %s.", _sl.excpt_msg);
if (arg != NULL) {
if (threaded) {
OTTD_SendThreadMessage(MSG_OTTD_SAVETHREAD_ERROR);
} else {
SaveFileError();
}
return NULL;
return SL_ERROR;
}
fmt = GetSavegameFormat(_savegame_format);
@ -1478,7 +1478,14 @@ static void* SaveFileToDisk(void *arg)
GetSavegameFormat("memory")->uninit_write(); // clean the memorypool
fclose(_sl.fh);
if (arg != NULL) OTTD_SendThreadMessage(MSG_OTTD_SAVETHREAD_DONE);
if (threaded) OTTD_SendThreadMessage(MSG_OTTD_SAVETHREAD_DONE);
return SL_OK;
}
static void* SaveFileToDiskThread(void *arg)
{
SaveFileToDisk(true);
return NULL;
}
@ -1567,12 +1574,14 @@ SaveOrLoadResult SaveOrLoad(const char *filename, int mode)
SaveFileStart();
if (_network_server ||
(save_thread = OTTDCreateThread(&SaveFileToDisk, (void*)"")) == NULL) {
DEBUG(sl, 1, "Cannot create savegame thread, reverting to single-threaded mode...");
SaveFileToDisk(NULL);
SaveFileDone();
}
(save_thread = OTTDCreateThread(&SaveFileToDiskThread, NULL)) == NULL) {
if (!_network_server) DEBUG(sl, 1, "Cannot create savegame thread, reverting to single-threaded mode...");
SaveOrLoadResult result = SaveFileToDisk(false);
SaveFileDone();
return result;
}
} else { /* LOAD game */
assert(mode == SL_LOAD);