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# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
include <gio.h>
include "grc.h"
# GRC_INIT -- Initialize the rcursor descriptor. Allocate storage for the
# descriptor and initialize all variables and the keystroke mapping.
procedure grc_init (rc)
pointer rc #U grc descriptor (pointer)
int ip, ch
string keys KEYSTROKES
errchk malloc
begin
if (rc == NULL)
call malloc (rc, LEN_RCSTRUCT, TY_STRUCT)
call aclri (Memi[rc], LEN_RCSTRUCT)
# Initialize variables.
RC_CASE(rc) = YES
RC_MARKCUR(rc) = NO
RC_PHYSOPEN(rc) = NO
# Initialize keystrokes.
for (ip=1; keys[ip] != EOS; ip=ip+1) {
ch = keys[ip]
RC_KEYS(rc,keys[ip]) = ch
}
end
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