quantum-espresso/upftools/vdb2upf.f90

41 lines
1.1 KiB
Fortran

!
! Copyright (C) 2001 PWSCF group
! This file is distributed under the terms of the
! GNU General Public License. See the file 'License'
! in the root directory of the present distribution,
! or http://www.gnu.org/copyleft/gpl.txt .
!
!
!---------------------------------------------------------------------
PROGRAM vdb2upf
!---------------------------------------------------------------------
!
! Convert a pseudopotential written in Vanderbilt format
! (formatted) to unified pseudopotential format
!
IMPLICIT NONE
CHARACTER(len=256) filein, fileout
!
!
IF ( TRIM(filein) == ' ') &
CALL errore ('vdb2upf', 'usage: vdb2upf "file-to-be-converted"', 1)
CALL get_file ( filein )
OPEN(unit=1,file=filein,status='old',form='formatted')
CALL read_vdb(1)
CLOSE (unit=1)
! convert variables read from Vanderbilt format into those needed
! by the upf format - add missing quantities
CALL convert_uspp
fileout=trim(filein)//'.UPF'
PRINT '(''Output PP file in UPF format : '',a)', fileout
OPEN(unit=2,file=fileout,status='unknown',form='formatted')
CALL write_upf(2)
CLOSE (unit=2)
STOP
END PROGRAM vdb2upf