diff options
Diffstat (limited to 'src/H5FDfamily.c')
| -rw-r--r-- | src/H5FDfamily.c | 47 |
1 files changed, 25 insertions, 22 deletions
diff --git a/src/H5FDfamily.c b/src/H5FDfamily.c index 7ec8751..f0d4dba 100644 --- a/src/H5FDfamily.c +++ b/src/H5FDfamily.c @@ -1339,33 +1339,37 @@ done: static herr_t H5FD_family_lock(H5FD_t *_file, hbool_t rw) { - H5FD_family_t *file = (H5FD_family_t *)_file; /* VFD file struct */ - unsigned u, i; /* Local index variable */ - herr_t ret_value = SUCCEED; /* Return value */ + H5FD_family_t *file = (H5FD_family_t *)_file; /* VFD file struct */ + unsigned u; /* Local index variable */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI_NOINIT /* Place the lock on all the member files */ - for(u = 0; u < file->nmembs; u++) { - if(file->memb[u]) { + for(u = 0; u < file->nmembs; u++) + if(file->memb[u]) if(H5FD_lock(file->memb[u], rw) < 0) - break; - } /* end if */ - } /* end for */ + break; - if(u < file->nmembs) { /* Try to unlock the member files done before */ - for(i = 0; i < u; i++) { - if(H5FD_unlock(file->memb[i]) < 0) - /* Push error, but keep going*/ - HDONE_ERROR(H5E_IO, H5E_CANTUNLOCK, FAIL, "unable to unlock member files") - } - HGOTO_ERROR(H5E_IO, H5E_CANTLOCK, FAIL, "unable to lock member files") + /* If one of the locks failed, try to unlock the locked member files + * in an attempt to return to a fully unlocked state. + */ + if(u < file->nmembs) { + unsigned v; /* Local index variable */ + + for(v = 0; v < v; v++) { + if(H5FD_unlock(file->memb[v]) < 0) + /* Push error, but keep going */ + HDONE_ERROR(H5E_IO, H5E_CANTUNLOCK, FAIL, "unable to unlock member files") + } /* end for */ + HGOTO_ERROR(H5E_IO, H5E_CANTLOCK, FAIL, "unable to lock member files") } /* end if */ done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5FD_family_lock() */ + /*------------------------------------------------------------------------- * Function: H5FD_family_unlock * @@ -1381,19 +1385,18 @@ static herr_t H5FD_family_unlock(H5FD_t *_file) { H5FD_family_t *file = (H5FD_family_t *)_file; /* VFD file struct */ - unsigned u; /* Local index variable */ - herr_t ret_value = SUCCEED; /* Return value */ + unsigned u; /* Local index variable */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI_NOINIT /* Remove the lock on the member files */ - for(u = 0; u < file->nmembs; u++) { - if(file->memb[u]) { + for(u = 0; u < file->nmembs; u++) + if(file->memb[u]) if(H5FD_unlock(file->memb[u]) < 0) - HGOTO_ERROR(H5E_IO, H5E_CANTUNLOCK, FAIL, "unable to unlock member files") - } /* end if */ - } /* end for */ + HGOTO_ERROR(H5E_IO, H5E_CANTUNLOCK, FAIL, "unable to unlock member files") done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5FD_family_unlock() */ + |