1 files changed, 54 insertions, 0 deletions
diff --git a/contrib/nvi/vi/v_zexit.c b/contrib/nvi/vi/v_zexit.c
new file mode 100644
index 0000000..3e454ca
--- /dev/null
+++ b/contrib/nvi/vi/v_zexit.c
@@ -0,0 +1,54 @@
+/*-
+ * Copyright (c) 1992, 1993, 1994
+ *	The Regents of the University of California.  All rights reserved.
+ * Copyright (c) 1992, 1993, 1994, 1995, 1996
+ *	Keith Bostic.  All rights reserved.
+ *
+ * See the LICENSE file for redistribution information.
+ */
+
+#include "config.h"
+
+#ifndef lint
+static const char sccsid[] = "@(#)v_zexit.c	10.6 (Berkeley) 4/27/96";
+#endif /* not lint */
+
+#include <sys/types.h>
+#include <sys/queue.h>
+#include <sys/time.h>
+
+#include <bitstring.h>
+#include <limits.h>
+#include <stdio.h>
+#include <string.h>
+
+#include "../common/common.h"
+#include "vi.h"
+
+/*
+ * v_zexit -- ZZ
+ *	Save the file and exit.
+ *
+ * PUBLIC: int v_zexit __P((SCR *, VICMD *));
+ */
+int
+v_zexit(sp, vp)
+	SCR *sp;
+	VICMD *vp;
+{
+	/* Write back any modifications. */
+	if (F_ISSET(sp->ep, F_MODIFIED) &&
+	    file_write(sp, NULL, NULL, NULL, FS_ALL))
+		return (1);
+
+	/* Check to make sure it's not a temporary file. */
+	if (file_m3(sp, 0))
+		return (1);
+
+	/* Check for more files to edit. */
+	if (ex_ncheck(sp, 0))
+		return (1);
+
+	F_SET(sp, SC_EXIT);
+	return (0);
+}