From 06583f137b5a0ee53275e498c40e5d95ac0a819e Mon Sep 17 00:00:00 2001
From: Bram Moolenaar <Bram@vim.org>
Date: Sat, 7 Aug 2010 20:30:49 +0200
Subject: Change readfile() to ignore byte order marks, unless in binary mode.

---
 src/eval.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'src/eval.c')

diff --git a/src/eval.c b/src/eval.c
index 8a26b6690..5dfb7f226 100644
--- a/src/eval.c
+++ b/src/eval.c
@@ -14267,6 +14267,20 @@ f_readfile(argvars, rettv)
 	    }
 	    else if (buf[filtd] == NUL)
 		buf[filtd] = '\n';
+#ifdef FEAT_MBYTE
+	    else if (buf[filtd] == 0xef
+		    && enc_utf8
+		    && filtd + 2 < buflen
+		    && !binary
+		    && buf[filtd + 1] == 0xbb
+		    && buf[filtd + 2] == 0xbf)
+	    {
+		/* remove utf-8 byte order mark */
+		mch_memmove(buf + filtd, buf + filtd + 3, buflen - filtd - 3);
+		--filtd;
+		buflen -= 3;
+	    }
+#endif
 	}
 	if (readlen <= 0)
 	    break;
-- 
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