Mercurial > hg > openttd
changeset 5705:033f61ef4134 draft
(svn r8171) -Fix (FS#556): return SL_ERROR when unthreaded saves failed, to make sure we do not try to send zero-byte savegames.
author | rubidium <rubidium@openttd.org> |
---|---|
date | Wed, 17 Jan 2007 00:01:55 +0000 |
parents | b8856bcf218b |
children | f7eba7e82662 |
files | src/network/network_server.cpp src/saveload.cpp |
diffstat | 2 files changed, 19 insertions(+), 8 deletions(-) [+] |
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line diff
--- a/src/network/network_server.cpp +++ b/src/network/network_server.cpp @@ -289,6 +289,8 @@ 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);
--- a/src/saveload.cpp +++ b/src/saveload.cpp @@ -1428,7 +1428,7 @@ /** 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 @@ _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 @@ 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 @@ SaveFileStart(); if (_network_server || - (save_thread = OTTDCreateThread(&SaveFileToDisk, (void*)"")) == NULL) { - DEBUG(sl, 1, "Cannot create savegame thread, reverting to single-threaded mode..."); - SaveFileToDisk(NULL); + (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);