:orphan:
# PetscStackCopy
Copy the information from one PETSc stack to another 
## Synopsis
```
#include "petscsys.h"   
PetscErrorCode PetscStackCopy(PetscStack *sint, PetscStack *sout)
```
Not Collective


## Input Parameter

- ***sint -*** the stack to be copied from



## Output Parameter

- ***sout -*** the stack to be copied to, this stack must already exist





## Note
In debug mode PETSc maintains a stack of the current function calls that can be used to help to quickly see where a problem has
occurred, for example, when a signal is received. It is recommended to use the debugger if extensive information is needed to
help debug the problem.


## See Also
 `PetscAttachDebugger()`, `PetscStackView()`

## Level
developer

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/sys/error/pstack.c.html#PetscStackCopy">src/sys/error/pstack.c</A>


---
[Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/src/sys/error/pstack.c)


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