From 40e5a5811c6ffce9b0974e93cdd927cbcf60c157 Mon Sep 17 00:00:00 2001
From: Joe Hunkeler <jhunkeler@gmail.com>
Date: Tue, 11 Aug 2015 16:51:37 -0400
Subject: Repatch (from linux) of OSX IRAF

---
 sys/vops/alov.gx | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100644 sys/vops/alov.gx

(limited to 'sys/vops/alov.gx')

diff --git a/sys/vops/alov.gx b/sys/vops/alov.gx
new file mode 100644
index 00000000..27a81128
--- /dev/null
+++ b/sys/vops/alov.gx
@@ -0,0 +1,35 @@
+# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
+
+# ALOV -- Compute the low value (minimum) of a vector.
+
+PIXEL procedure alov$t (a, npix)
+
+PIXEL	a[ARB]
+int	npix
+PIXEL	low, pixval
+$if (datatype == x)
+real	abs_low
+$endif
+int	i
+
+begin
+	low = a[1]
+	$if (datatype == x)
+	abs_low = abs (low)
+	$endif
+
+	do i = 1, npix {
+	    pixval = a[i]
+	    $if (datatype == x)
+	    if (abs (pixval) < abs_low) {
+		low = pixval
+		abs_low = abs (low)
+	    }
+	    $else
+	    if (pixval < low)
+		low = pixval
+	    $endif
+	}
+
+	return (low)
+end
-- 
cgit