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author | Tianjie Xu <xunchang@google.com> | 2016-11-04 19:07:07 +0100 |
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committer | Gerrit Code Review <noreply-gerritcodereview@google.com> | 2016-11-04 19:07:08 +0100 |
commit | e2d05c565816c4dd97354ac5804200d8afa6e5fa (patch) | |
tree | 96ddf35c8b0616520804814cbba6d6767615f351 /rotate_logs.h | |
parent | Merge "updater: Fix a bug in DeleteFn()." (diff) | |
parent | Cleanup the duplicates of logs rotation functions (diff) | |
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Diffstat (limited to 'rotate_logs.h')
-rw-r--r-- | rotate_logs.h | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/rotate_logs.h b/rotate_logs.h new file mode 100644 index 000000000..809c213b6 --- /dev/null +++ b/rotate_logs.h @@ -0,0 +1,44 @@ +/* + * Copyright (C) 2016 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef _ROTATE_LOGS_H +#define _ROTATE_LOGS_H + +#include <string> + +#include <private/android_logger.h> /* private pmsg functions */ + +constexpr int KEEP_LOG_COUNT = 10; + +ssize_t logbasename(log_id_t /* logId */, + char /* prio */, + const char *filename, + const char * /* buf */, size_t len, + void *arg); + +ssize_t logrotate( + log_id_t logId, + char prio, + const char *filename, + const char *buf, size_t len, + void *arg); + +// Rename last_log -> last_log.1 -> last_log.2 -> ... -> last_log.$max. +// Similarly rename last_kmsg -> last_kmsg.1 -> ... -> last_kmsg.$max. +// Overwrite any existing last_log.$max and last_kmsg.$max. +void rotate_logs(const char* last_log_file, const char* last_kmsg_file); + +#endif //_ROTATE_LOG_H |