From bf69261597ef00f3b708403675234c519d9da248 Mon Sep 17 00:00:00 2001
From: Chris Allegretta <chrisa@asty.org>
Date: Mon, 8 Jan 2001 16:59:19 +0000
Subject: [PATCH] real_dir_from_tilde(): ops, fix case where buf =~, silly
 crash

git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@463 35c25a1d-7b9e-4130-9fde-d3aeb78583b8
---
 ChangeLog | 4 ++++
 files.c   | 8 ++++++--
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 3bf62e09..9275aab6 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,4 +1,8 @@
 CVS code -
+- files.c:
+  real_dir_from_tilde()
+	- Oops, fix case where buf ="~", silly crash (bug discovered by
+	  Neil Parks).
 
 nano 0.9.25 - 01/07/2001
 General - 
diff --git a/files.c b/files.c
index c5974174..f6656311 100644
--- a/files.c
+++ b/files.c
@@ -589,11 +589,15 @@ char *real_dir_from_tilde(char *buf)
     if (buf[0] == '~') {
 	if (buf[1] == '~')
 	    goto abort;		/* Handle ~~ without segfaulting =) */
-	else if (buf[1] == '/') {
+	else if (buf[1] == 0 || buf[1] == '/') {
 	    if (getenv("HOME") != NULL) {
 		dirtmp = nmalloc(strlen(buf) + 2 + strlen(getenv("HOME")));
 
-		sprintf(dirtmp, "%s/%s", getenv("HOME"), &buf[2]);
+		if (strlen(buf) > 2)
+		    sprintf(dirtmp, "%s/%s", getenv("HOME"), &buf[2]);
+		else
+		    sprintf(dirtmp, "%s/", getenv("HOME"));
+
 	    }
 	} else if (buf[1] != 0) {