slepc-3.6.1 2015-09-03
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# DSGetOptionsPrefix

Gets the prefix used for searching for all DS options in the database.

### Synopsis

    #include "slepcds.h"
    PetscErrorCode DSGetOptionsPrefix(DS ds,const char *prefix[])

Not Collective

### Input Parameters

ds - the direct solver context

### Output Parameters

prefix - pointer to the prefix string used is returned

Notes: On the fortran side, the user should pass in a string 'prefix' of sufficient length to hold the prefix.

### See Also

DSSetOptionsPrefix(), DSAppendOptionsPrefix()

Location: src/sys/classes/ds/interface/dsbasic.c
Index of all DS routines
Table of Contents for all manual pages
Index of all manual pages