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authorJoe Hunkeler <jhunkeler@gmail.com>2015-08-11 16:51:37 -0400
committerJoe Hunkeler <jhunkeler@gmail.com>2015-08-11 16:51:37 -0400
commit40e5a5811c6ffce9b0974e93cdd927cbcf60c157 (patch)
tree4464880c571602d54f6ae114729bf62a89518057 /sys/gio/nspp/sysint/mcswap.x
downloadiraf-osx-40e5a5811c6ffce9b0974e93cdd927cbcf60c157.tar.gz
Repatch (from linux) of OSX IRAF
Diffstat (limited to 'sys/gio/nspp/sysint/mcswap.x')
-rw-r--r--sys/gio/nspp/sysint/mcswap.x17
1 files changed, 17 insertions, 0 deletions
diff --git a/sys/gio/nspp/sysint/mcswap.x b/sys/gio/nspp/sysint/mcswap.x
new file mode 100644
index 00000000..eb9cee7d
--- /dev/null
+++ b/sys/gio/nspp/sysint/mcswap.x
@@ -0,0 +1,17 @@
+# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
+
+# MCSWAP -- Swap the instructions in a metacode array.
+
+procedure mcswap (a, npix)
+
+int a[npix]
+int npix
+int i, temp
+
+begin
+ do i = 1, npix, 2 {
+ temp = a[i]
+ a[i] = a[i+1]
+ a[i+1] = temp
+ }
+end