PETSc version 3.15.5
PetscTestFile
checks for the existence of a file 
Synopsis
PetscErrorCode  PetscTestFile(const char fname[], char mode, PetscBool  *flg)
Not Collective
Input Parameter
|  | fname | - the filename | 
|  | mode | - either 'r', 'w', 'x' or '\0' | 
Output Parameter
|  | flg | - the file exists and satisfies the mode | 
Notes: if mode is '\0', no permissions checks are performed
See Also
 PetscTestDirectory(), PetscLs()
Level
intermediate
Location
src/sys/fileio/ftest.c
Index of all Sys routines
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Index of all manual pages