# TSTrajectorySetKeepFiles
Keep the files generated by the TSTrajectory 
## Synopsis
```
#include "petscts.h"  
PetscErrorCode TSTrajectorySetKeepFiles(TSTrajectory tj, PetscBool flg)
```
Collective on TSTrajectory


## Input Parameters

- ***tj -*** the TSTrajectory context
- ***flg -*** PETSC_TRUE to save, PETSC_FALSE to disable



## Options Database Keys

- ***-ts_trajectory_keep_files -*** have it keep the files



## Notes
By default the TSTrajectory used for adjoint computations, TSTRAJECTORYBASIC, removes the files it generates at the end of the run. This causes the files to be kept.




## See Also
 `TSTrajectoryCreate()`, `TSTrajectoryDestroy()`, `TSTrajectorySetUp()`, `TSTrajectorySetMonitor()`

## Level
advanced

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/ts/trajectory/interface/traj.c.html#TSTrajectorySetKeepFiles">src/ts/trajectory/interface/traj.c</A>


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[Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/src/ts/trajectory/interface/traj.c)


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