cpp/openttd-patchpack/source Changeset - r5705:9e0dd407bd11

Changeset - r5705:9e0dd407bd11

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rubidium - 17 years ago 2007-01-17 00:01:55
rubidium@openttd.org

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

2 files changed with 19 insertions and 8 deletions:

src/network/network_server.cpp

src/saveload.cpp

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src/network/network_server.cpp

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@@ @@ -289,6 +289,8 @@ DEF_SERVER_SEND_COMMAND(PACKET_SERVER_MA @@
 		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);

src/saveload.cpp

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@@ @@ -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 * @@
 		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);

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