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| author |  Nikias Bassen | 2010-08-17 04:11:10 +0200 |
|---|---|---|
| committer |  Martin Szulecki | 2010-10-04 00:34:32 +0200 |
| commit | e5ec41f50ec05eaea1804b879baa09e92f687a96 (patch) | |
| tree | 8b122d3bf86ad2b4c9d81b1ee6701022193011c0 | |
| parent | 0ce860bfd858a79fd27015eaea22b1b62ebe34a2 (diff) | |
| download | libimobiledevice-e5ec41f50ec05eaea1804b879baa09e92f687a96.tar.gz libimobiledevice-e5ec41f50ec05eaea1804b879baa09e92f687a96.tar.bz2 | |
idevicebackup: try multiple times to lock for sync
otherwise, the sync in progress screen might keep showing up until you
swipe to cancel on the device
| -rw-r--r-- | tools/idevicebackup.c | 25 |
1 files changed, 22 insertions, 3 deletions
diff --git a/tools/idevicebackup.c b/tools/idevicebackup.c index 616e03d..5b57a56 100644 --- a/tools/idevicebackup.c +++ b/tools/idevicebackup.c @@ -37,6 +37,9 @@ #define MOBILEBACKUP_SERVICE_NAME "com.apple.mobilebackup" #define NP_SERVICE_NAME "com.apple.mobile.notification_proxy" +#define LOCK_ATTEMPTS 50 +#define LOCK_WAIT 200000 + static mobilebackup_client_t mobilebackup = NULL; static lockdownd_client_t client = NULL; static idevice_t phone = NULL; @@ -609,12 +612,28 @@ int main(int argc, char *argv[]) uint64_t lockfile = 0; afc_file_open(afc, "/com.apple.itunes.lock_sync", AFC_FOPEN_RW, &lockfile); if (lockfile) { + afc_error_t aerr; do_post_notification(NP_SYNC_LOCK_REQUEST); - if (afc_file_lock(afc, lockfile, AFC_LOCK_EX) == AFC_E_SUCCESS) { - do_post_notification(NP_SYNC_DID_START); - } else { + for (i = 0; i < LOCK_ATTEMPTS; i++) { + aerr = afc_file_lock(afc, lockfile, AFC_LOCK_EX); + if (aerr == AFC_E_SUCCESS) { + do_post_notification(NP_SYNC_DID_START); + break; + } else if (aerr == AFC_E_OP_WOULD_BLOCK) { + usleep(LOCK_WAIT); + continue; + } else { + fprintf(stderr, "ERROR: could not lock file! error code: %d\n", aerr); + afc_file_close(afc, lockfile); + lockfile = 0; + cmd = CMD_LEAVE; + } + } + if (i == LOCK_ATTEMPTS) { + fprintf(stderr, "ERROR: timeout while locking for sync\n"); afc_file_close(afc, lockfile); lockfile = 0; + cmd = CMD_LEAVE; } } |