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-rw-r--r--usr.bin/vi/vi/v_ex.c81
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diff --git a/usr.bin/vi/vi/v_ex.c b/usr.bin/vi/vi/v_ex.c
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+++ b/usr.bin/vi/vi/v_ex.c
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+/*-
+ * Copyright (c) 1992, 1993, 1994
+ * The Regents of the University of California. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the University of
+ * California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifndef lint
+static char sccsid[] = "@(#)v_ex.c 8.3 (Berkeley) 3/8/94";
+#endif /* not lint */
+
+#include <sys/types.h>
+#include <queue.h>
+#include <sys/time.h>
+
+#include <bitstring.h>
+#include <limits.h>
+#include <signal.h>
+#include <stdio.h>
+#include <termios.h>
+
+#include <db.h>
+#include <regex.h>
+
+#include "vi.h"
+#include "vcmd.h"
+
+/*
+ * v_ex -- :
+ * Execute a colon command line.
+ */
+int
+v_ex(sp, ep, vp)
+ SCR *sp;
+ EXF *ep;
+ VICMDARG *vp;
+{
+ return (sp->s_ex_run(sp, ep, &vp->m_final));
+}
+
+/*
+ * v_exmode -- Q
+ * Switch the editor into EX mode.
+ */
+int
+v_exmode(sp, ep, vp)
+ SCR *sp;
+ EXF *ep;
+ VICMDARG *vp;
+{
+ sp->saved_vi_mode = F_ISSET(sp, S_VI_CURSES | S_VI_XAW);
+ F_CLR(sp, S_SCREENS);
+ F_SET(sp, S_EX);
+ return (0);
+}