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# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
# NCPCHR -- Put a single character (byte) into a packed array. Do nothing if
# the index is out of bounds.
procedure ncpchr (ichars, len_ichars, index, char_value)
int ichars[ARB] # packed character array
int len_ichars # length of the array
int index # index of char to be set
int char_value # value to be stored
char ch[1]
begin
if (index >= 1 && index <= len_ichars) {
ch[1] = char_value
call chrpak (ch, 1, ichars, index, 1)
}
end
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