1 files changed, 40 insertions, 0 deletions
diff --git a/lib/ZGetWGPort.c b/lib/ZGetWGPort.c
new file mode 100644
index 0000000..fbbff1f
--- /dev/null
+++ b/lib/ZGetWGPort.c
@@ -0,0 +1,40 @@
+/* This file is part of the Project Athena Zephyr Notification System.
+ * It contains source for the ZGetWGPort function.
+ *
+ *	Created by:	Robert French
+ *
+ *	$Source$
+ *	$Author$
+ *
+ *	Copyright (c) 1987 by the Massachusetts Institute of Technology.
+ *	For copying and distribution information, see the file
+ *	"mit-copyright.h". 
+ */
+/* $Header$ */
+
+#ifndef lint
+static char rcsid_ZGetWGPort_c[] = "$Header$";
+#endif lint
+
+#include <zephyr/mit-copyright.h>
+
+#include <zephyr/zephyr_internal.h>
+
+int ZGetWGPort()
+{
+	char *envptr,name[128];
+	FILE *fp;
+	int wgport;
+	
+	envptr = (char *)getenv("WGFILE");
+	if (!envptr) {
+		sprintf(name,"/tmp/wg.%d",getuid());
+		envptr = name;
+	} 
+	if (!(fp = fopen(envptr,"r")))
+		return (-1);
+	fscanf(fp,"%d",&wgport);
+	fclose(fp);
+
+	return (wgport);
+}