X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=afs.c;h=8a60166fe7e42d5f5762cb46547a9413df6bd342;hp=c36f86b8aec855e07e6149a2b7e724c9f1e7326e;hb=2bb9fcbfa99cf30a6f46ba33fd95c0a456a225cc;hpb=613b848d6d5a1dc7e714582c74bc98ffed1d84a0

diff --git a/afs.c b/afs.c
index c36f86b8..8a60166f 100644
--- a/afs.c
+++ b/afs.c
@@ -486,17 +486,27 @@ int open_next_audio_file(void)
 	struct audio_file_data afd;
 	int ret, shmid;
 	char buf[8];
-
+	long score;
+again:
 	PARA_NOTICE_LOG("getting next audio file\n");
-	ret = score_get_best(&aft_row, &afd.score);
-	if (ret < 0)
-		return ret;
-	ret = open_and_update_audio_file(aft_row, &afd);
-	if (ret < 0)
-		return ret;
+	ret = score_get_best(&aft_row, &score);
+	if (ret < 0) {
+		PARA_ERROR_LOG("%s\n", PARA_STRERROR(-ret));
+		goto no_admissible_files;
+	}
+	ret = open_and_update_audio_file(aft_row, score, &afd);
+	if (ret < 0) {
+		PARA_ERROR_LOG("%s\n", PARA_STRERROR(-ret));
+		ret = score_delete(aft_row);
+		if (ret < 0) {
+			PARA_ERROR_LOG("%s\n", PARA_STRERROR(-ret));
+			goto no_admissible_files;
+		}
+		goto again;
+	}
 	shmid = ret;
 	if (!write_ok(server_socket)) {
-		PARA_EMERG_LOG("afs_socket not writable\n");
+		ret = -E_AFS_SOCKET;
 		goto destroy;
 	}
 	*(uint32_t *)buf = NEXT_AUDIO_FILE;
@@ -505,10 +515,13 @@ int open_next_audio_file(void)
 	close(afd.fd);
 	if (ret >= 0)
 		return ret;
-	PARA_ERROR_LOG("%s\n", PARA_STRERROR(-ret));
 destroy:
 	shm_destroy(shmid);
 	return ret;
+no_admissible_files:
+	*(uint32_t *)buf = NO_ADMISSIBLE_FILES;
+	*(uint32_t *)(buf + 4) = (uint32_t)0;
+	return send_bin_buffer(server_socket, buf, 8);
 }
 
 /* Never fails if arg == NULL */
@@ -754,9 +767,13 @@ static void register_signal_task(void)
 
 static struct list_head afs_client_list;
 
+/** Describes on connected afs client. */
 struct afs_client {
+	/** Position in the afs client list. */
 	struct list_head node;
+	/** The socket file descriptor for this client. */
 	int fd;
+	/** The time the client connected. */
 	struct timeval connect_time;
 };
 
@@ -841,8 +858,10 @@ static void execute_server_command(void)
 	PARA_DEBUG_LOG("received: %s\n", buf);
 	if (!strcmp(buf, "new")) {
 		ret = open_next_audio_file();
-		if (ret < 0)
-			PARA_ERROR_LOG("%s\n", PARA_STRERROR(-ret));
+		if (ret < 0) {
+			PARA_EMERG_LOG("%s\n", PARA_STRERROR(-ret));
+			unregister_tasks();
+		}
 		return;
 	}
 	PARA_ERROR_LOG("unknown command\n");