Repatch (from linux) of OSX IRAF

1 files changed, 26 insertions, 0 deletions

diff --git a/sys/vops/lz/alovx.x b/sys/vops/lz/alovx.x
new file mode 100644
index 00000000..c0d17deb
--- /dev/null
+++ b/sys/vops/lz/alovx.x
@@ -0,0 +1,26 @@
+# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
+
+# ALOV -- Compute the low value (minimum) of a vector.
+
+complex procedure alovx (a, npix)
+
+complex	a[ARB]
+int	npix
+complex	low, pixval
+real	abs_low
+int	i
+
+begin
+	low = a[1]
+	abs_low = abs (low)
+
+	do i = 1, npix {
+	    pixval = a[i]
+	    if (abs (pixval) < abs_low) {
+		low = pixval
+		abs_low = abs (low)
+	    }
+	}
+
+	return (low)
+end