adding zephyr-im master branch

lib/ZGetLocs.c

@@ -0,0 +1,42 @@
+/* This file is part of the Project Athena Zephyr Notification System.
+ * It contains source for the ZGetLocations function.
+ *
+ *	Created by:	Robert French
+ *
+ *	$Id$
+ *
+ *	Copyright (c) 1987 by the Massachusetts Institute of Technology.
+ *	For copying and distribution information, see the file
+ *	"mit-copyright.h". 
+ */
+
+#ifndef lint
+static const char rcsid_ZGetLocations_c[] = "$Id$";
+#endif
+
+#include <internal.h>
+
+#define min(a,b) ((a)<(b)?(a):(b))
+	
+Code_t
+ZGetLocations(ZLocations_t *location,
+	      int *numlocs)
+{
+    int i;
+	
+    if (!__locate_list)
+	return (ZERR_NOLOCATIONS);
+
+    if (__locate_next == __locate_num)
+	return (ZERR_NOMORELOCS);
+	
+    for (i=0;i<min(*numlocs, __locate_num-__locate_next);i++)
+	location[i] = __locate_list[i+__locate_next];
+
+    if (__locate_num-__locate_next < *numlocs)
+	*numlocs = __locate_num-__locate_next;
+
+    __locate_next += *numlocs;
+	
+    return (ZERR_NONE);
+}