diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/drivers/ao_log_fat.c | 25 |
1 files changed, 18 insertions, 7 deletions
diff --git a/src/drivers/ao_log_fat.c b/src/drivers/ao_log_fat.c index 684148b7..2741555f 100644 --- a/src/drivers/ao_log_fat.c +++ b/src/drivers/ao_log_fat.c @@ -20,23 +20,34 @@ #include "ao_fat.h" static uint8_t log_year, log_month, log_day; -static uint8_t log_running; +static uint8_t log_open; static uint8_t log_mutex; static void ao_log_open(void) { char name[12]; + int8_t status; sprintf(name,"%04d%02d%02dLOG", 2000 + log_year, log_month, log_day); - if (ao_fat_open(name, AO_FAT_OPEN_WRITE) == AO_FAT_SUCCESS) - log_running = 1; + status = ao_fat_open(name, AO_FAT_OPEN_WRITE); + switch (status) { + case AO_FAT_SUCCESS: + ao_fat_seek(0, AO_FAT_SEEK_END); + log_open = 1; + break; + case -AO_FAT_ENOENT: + status = ao_fat_creat(name); + if (status == AO_FAT_SUCCESS) + log_open = 1; + break; + } } static void ao_log_close(void) { - log_running = 0; + log_open = 0; ao_fat_close(); } @@ -52,20 +63,20 @@ ao_log_mega(struct ao_log_mega *log) uint8_t wrote = 0; ao_mutex_get(&log_mutex); if (log->type == AO_LOG_GPS_TIME) { - if (log_running && + if (log_open && (log_year != log->u.gps.year || log_month != log->u.gps.month || log_day != log->u.gps.day)) { ao_log_close(); } - if (!log_running) { + if (!log_open) { log_year = log->u.gps.year; log_month = log->u.gps.month; log_day = log->u.gps.day; ao_log_open(); } } - if (log_running) { + if (log_open) { wrote = ao_fat_write(log, sizeof (*log)) == AO_FAT_SUCCESS; ao_fat_sync(); } |