From 0d7b4351fc9f31bc17854edbe9bda8efbee71615 Mon Sep 17 00:00:00 2001
From: Kjell Wooding <kjell@cvs.openbsd.org>
Date: Fri, 13 Jun 2008 18:41:58 +0000
Subject: Fix autoexec file handling. Two issues: *scratch* did not inherit any
 modes set from ~/.mg, as it was created too early. Switch to using *init*
 buffer until after autoexec, then kill it and inherit correct *scratch*.
 Second, -f should force the mode. Not toggle it. ok phessler@

---
 usr.bin/mg/main.c | 27 +++++++++++++++++++++------
 1 file changed, 21 insertions(+), 6 deletions(-)

diff --git a/usr.bin/mg/main.c b/usr.bin/mg/main.c
index b67c08b53ad..961690f2b02 100644
--- a/usr.bin/mg/main.c
+++ b/usr.bin/mg/main.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: main.c,v 1.58 2008/06/12 01:58:44 kjell Exp $	*/
+/*	$OpenBSD: main.c,v 1.59 2008/06/13 18:41:57 kjell Exp $	*/
 
 /* This file is in the public domain. */
 
@@ -46,6 +46,7 @@ main(int argc, char **argv)
 	PF	 init_fcn = NULL;
 	int	 o, i, nfiles;
 	int	 nobackups = 0;
+	struct buffer *bp;
 
 	while ((o = getopt(argc, argv, "nf:")) != -1)
 		switch (o) {
@@ -107,6 +108,20 @@ main(int argc, char **argv)
 		(void)load(cp);
 #endif	/* !NO_STARTUP */
 
+	/*
+	 * Create scratch buffer now, killing old *init* buffer.
+	 * This causes *scratch* to be created and made curbp,
+	 * ensuring default modes are inherited from the startup
+	 * file correctly
+	 */
+
+	if ((bp = bfind("*init*", FALSE)) != NULL)
+		killbuffer(bp);
+
+	/* Force FFOTHARG=1 so that this mode is enabled, not simply toggled */
+	if (init_fcn)
+		init_fcn(FFOTHARG, 1);
+
 	if (nobackups)
 		makebkfile(FFARG, 0);
 
@@ -134,8 +149,9 @@ notnum:
 				if (readin(cp) != TRUE)
 					killbuffer(curbp);
 				else {
+					/* Ensure enabled, not just toggled */
 					if (init_fcn_name)
-						init_fcn(0, 1);
+						init_fcn(FFOTHARG, 1);
 					nfiles++;
 				}
 			}
@@ -178,6 +194,8 @@ notnum:
 
 /*
  * Initialize default buffer and window.
+ * Initially, buffer is named *init*. This is changed later
+ * to *scratch* after the startup files are read.
  */
 static void
 edinit(PF init_fcn)
@@ -186,7 +204,7 @@ edinit(PF init_fcn)
 	struct mgwin	*wp;
 
 	bheadp = NULL;
-	bp = bfind("*scratch*", TRUE);		/* Text buffer.		 */
+	bp = bfind("*init*", TRUE);		/* Text buffer.		 */
 	wp = new_window(bp);
 	if (wp == NULL)
 		panic("Out of memory");
@@ -199,9 +217,6 @@ edinit(PF init_fcn)
 	wp->w_linep = wp->w_dotp = bp->b_headp;
 	wp->w_ntrows = nrow - 2;		/* 2 = mode, echo.	 */
 	wp->w_flag = WFMODE | WFFULL;		/* Full.		 */
-
-	if (init_fcn)
-		init_fcn(0, 1);
 }
 
 /*
-- 
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