diff options
Diffstat (limited to 'sys/qpoe/qplenf.x')
-rw-r--r-- | sys/qpoe/qplenf.x | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/sys/qpoe/qplenf.x b/sys/qpoe/qplenf.x new file mode 100644 index 00000000..c8e4539e --- /dev/null +++ b/sys/qpoe/qplenf.x @@ -0,0 +1,26 @@ +# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc. + +include "qpoe.h" + +# QP_LENF -- Return the length of the named parameter, i.e., the number of +# stored elements in the parameter value. NULL is returned if there is no +# value, or ERR if the parameter does not exist. + +int procedure qp_lenf (qp, param) + +pointer qp #I QPOE descriptor +char param[ARB] #I parameter name + +pointer sym +pointer qp_gpsym() + +begin + if (QP_ACTIVE(qp) == NO) + call qp_bind (qp) + + sym = qp_gpsym (qp, param) + if (sym == NULL) + return (ERR) + else + return (S_NELEM(sym)) +end |