/usr/lib/petscdir/3.7.7/x86_64-linux-gnu-real-debug/include/petsccuda.h is in libpetsc3.7.7-dbg 3.7.7+dfsg1-2build5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 | #if !defined(__PETSCCUDA_H)
#define __PETSCCUDA_H
#include <petscvec.h>
PETSC_EXTERN PetscErrorCode VecCUDAGetArrayReadWrite(Vec v, PetscScalar **a);
PETSC_EXTERN PetscErrorCode VecCUDARestoreArrayReadWrite(Vec v, PetscScalar **a);
PETSC_EXTERN PetscErrorCode VecCUDAGetArrayRead(Vec v, PetscScalar **a);
PETSC_EXTERN PetscErrorCode VecCUDARestoreArrayRead(Vec v, PetscScalar **a);
PETSC_EXTERN PetscErrorCode VecCUDAGetArrayWrite(Vec v, PetscScalar **a);
PETSC_EXTERN PetscErrorCode VecCUDARestoreArrayWrite(Vec v, PetscScalar **a);
PETSC_EXTERN PetscErrorCode VecCUDAPlaceArray(Vec, PetscScalar *);
PETSC_EXTERN PetscErrorCode VecCUDAReplaceArray(Vec, PetscScalar *);
PETSC_EXTERN PetscErrorCode VecCUDAResetArray(Vec);
#endif
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