update packages

diff --git a/octave_packages/signal-1.1.3/fir2.m b/octave_packages/signal-1.1.3/fir2.m
index ba5e252d6162ebb89e9a38fb0819abb1c47f1bf3..be125933644ff56435b21820dc5b648a2af65825 100644 (file)
--- a/octave_packages/signal-1.1.3/fir2.m
+++ b/octave_packages/signal-1.1.3/fir2.m
@@ -59,8 +59,7 @@ function b = fir2(n, f, m, grid_n, ramp_n, window)
   endif
 
   ## find the grid spacing and ramp width
-  if (nargin>4 && length(grid_n)>1) || \
-       (nargin>5 && (length(grid_n)>1 || length(ramp_n)>1))
+  if (nargin>4 && length(grid_n)>1) || (nargin>5 && (length(grid_n)>1 || length(ramp_n)>1))
     usage("grid_n and ramp_n must be integers");
   endif
   if nargin < 4, grid_n=512; endif