From 89b7e089c42f52c50dba70bb508d8803fa830f0a Mon Sep 17 00:00:00 2001
From: Colomban Wendling <ban@herbesfolles.org>
Date: Tue, 31 Jul 2012 00:33:53 +0200
Subject: [PATCH] Fix invalid use of strcpy() on overlapping memory

strcpy()'s behavior on overlapping memory is undefined, so replace such
uses with memmove().

Based on CTags r783: https://ctags.svn.sourceforge.net/svnroot/ctags@783
---
 tagmanager/ctags/ctags.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tagmanager/ctags/ctags.c b/tagmanager/ctags/ctags.c
index 5a275137..4a4efcf9 100644
--- a/tagmanager/ctags/ctags.c
+++ b/tagmanager/ctags/ctags.c
@@ -739,13 +739,13 @@ static char* absoluteFilename (const char *file)
 		else if (cp [0] != '/')
 		    cp = slashp;
 #endif
-		strcpy (cp, slashp + 3);
+		memmove (cp, slashp + 3, strlen (slashp + 3) + 1);
 		slashp = cp;
 		continue;
 	    }
 	    else if (slashp [2] == '/'  ||  slashp [2] == '\0')
 	    {
-		strcpy (slashp, slashp + 2);
+		memmove (slashp, slashp + 2, strlen (slashp + 2) + 1);
 		continue;
 	    }
 	}