source: ThirdParty/mpqc_open/src/lib/util/psi3/libpsio/open_check.cc

Candidate_v1.6.1
Last change on this file was 860145, checked in by Frederik Heber <heber@…>, 8 years ago

Merge commit '0b990dfaa8c6007a996d030163a25f7f5fc8a7e7' as 'ThirdParty/mpqc_open'

  • Property mode set to 100644
File size: 455 bytes
Line 
1/*!
2 \file open_check.cc
3 \ingroup (PSIO)
4*/
5
6#include <util/psi3/libpsio/psio.h>
7
8namespace psi3 {
9namespace libpsio {
10
11/*!
12** PSIO_OPEN_CHECK(): Check to see if a given PSI direct access file
13** is already open.
14**
15** \param unit = the PSI unit number.
16**
17** \ingroup (PSIO)
18*/
19
20int psio_open_check(unsigned int unit)
21{
22 psio_ud *this_unit;
23
24 this_unit = &(psio_unit[unit]);
25
26 if(this_unit->vol[0].stream != -1) return 1;
27 else return 0;
28}
29
30}
31}
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