232   int         yamlLength = -1;  in PetscOptionsInsertFileYAML()  local
251       yamlLength = (int)ftell(fd);  in PetscOptionsInsertFileYAML()
253 …PetscCheck(yamlLength >= 0, PETSC_COMM_SELF, PETSC_ERR_FILE_OPEN, "Unable to query size of YAML fi…  in PetscOptionsInsertFileYAML()
254       PetscCall(PetscMalloc1(yamlLength + 1, &yamlString));  in PetscOptionsInsertFileYAML()
255       rd = fread(yamlString, 1, (size_t)yamlLength, fd);  in PetscOptionsInsertFileYAML()
256 …PetscCheck(rd == (size_t)yamlLength, PETSC_COMM_SELF, PETSC_ERR_FILE_READ, "Unable to read entire …  in PetscOptionsInsertFileYAML()
257       yamlString[yamlLength] = 0;  in PetscOptionsInsertFileYAML()
262   PetscCallMPI(MPI_Bcast(&yamlLength, 1, MPI_INT, 0, comm));  in PetscOptionsInsertFileYAML()
263 …PetscCheck(!require || yamlLength >= 0, comm, PETSC_ERR_FILE_OPEN, "Unable to open YAML option fil…  in PetscOptionsInsertFileYAML()
264   if (yamlLength < 0) PetscFunctionReturn(PETSC_SUCCESS);  in PetscOptionsInsertFileYAML()
266   if (rank) PetscCall(PetscMalloc1(yamlLength + 1, &yamlString));  in PetscOptionsInsertFileYAML()
267   PetscCallMPI(MPI_Bcast(yamlString, yamlLength + 1, MPI_CHAR, 0, comm));  in PetscOptionsInsertFileYAML()