Repatch (from linux) of OSX IRAF

1 files changed, 20 insertions, 0 deletions

diff --git a/sys/osb/ipak16.c b/sys/osb/ipak16.c
new file mode 100644
index 00000000..94670857
--- /dev/null
+++ b/sys/osb/ipak16.c
@@ -0,0 +1,20 @@
+#define import_spp
+#define import_knames
+#include <iraf.h>
+
+/* IPAK16 - Pack an array of native ints into and array of 16-bit short.
+ */
+void
+IPAK16 (void *a, void *b, XINT *nelems)
+{
+	/* MACHDEP - Works only for little-endian systems (e.g. x86)
+	*/
+	int    i  = 0;
+	int   *ip = (int *) a;
+	short *op = (short  *) b;
+
+	for (i=0; i < *nelems; i++) {
+	    *op = (int) *ip;
+	    op++, ip++;
+	}
+}