# SNESLineSearchGetReason
Gets the success/failure status of the last line search application 
## Synopsis
```
#include "petscsnes.h" 
PetscErrorCode SNESLineSearchGetReason(SNESLineSearch linesearch, SNESLineSearchReason *result)
```

## Input Parameters

- ***linesearch -*** linesearch context



## Output Parameters

- ***result -*** The success or failure status



## Note
This is typically called after `SNESLineSearchApply()` in order to determine if the line-search failed
(and set the SNES convergence accordingly).




## See Also
 `SNESLineSearch`, `SNESLineSearchSetReason()`, `SNESLineSearchReason`

## Level
developer

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/snes/linesearch/interface/linesearch.c.html#SNESLineSearchGetReason">src/snes/linesearch/interface/linesearch.c</A>


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


[Index of all SNES routines](index.md)  
[Table of Contents for all manual pages](/docs/manualpages/index.md)  
[Index of all manual pages](/docs/manualpages/singleindex.md)  
