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The SYSREQ FORTRAN interface

SYSREQ(SERVICE,COMMAND,IRC*,REPLY*,*LENREP*)

SERVICE

Character variable specifying the service required

COMMAND

Character variable specifying the command to pass to that service

IRC

Integer variable in which the return code is returned

REPLY

Character array of length LENREP in which the reply is returned

LENREP

Integer variable containing the number of elements of REPLY on input and the number of elements of REPLY containing returned data on output

This routine sends the specified command to the named service via the SYSREQ mechanism. One may also use the routine FMSREQ, which is part of the FATMEN [] and resides in PACKLIB. This routine as the same calling sequence as SYSREQ, but provides automatic protection against network problems (timeouts etc.) with retry were required.

IRC

Return status

0

Normal completion

2

Reply longer then LENREP. The COMMAND(LENREP) contains the command to issue to get the remaining part of the reply.