From b05b3c9b4846b705b15b98b2c29d5d4364de5139 Mon Sep 17 00:00:00 2001
From: Wayne Davison <wayned@samba.org>
Date: Sat, 17 Apr 2004 17:06:03 +0000
Subject: [PATCH] Fixed alloc_sanitize_path()'s handling of a rootdir == "/"
 (the old code would generate a string that started with "//" instead of "/").

---
 util.c | 16 +++++++++++-----
 1 file changed, 11 insertions(+), 5 deletions(-)

diff --git a/util.c b/util.c
index 5c55ce41..5c3f26cd 100644
--- a/util.c
+++ b/util.c
@@ -786,9 +786,11 @@ char *alloc_sanitize_path(const char *path, const char *rootdir)
 	char *buf;
 	int rlen, plen = strlen(path);
 
-	if (*path == '/' && rootdir)
+	if (*path == '/' && rootdir) {
 		rlen = strlen(rootdir);
-	else
+		if (rlen == 1)
+			path++;
+	} else
 		rlen = 0;
 	if (!(buf = new_array(char, rlen + plen + 1)))
 		out_of_memory("alloc_sanitize_path");
@@ -796,11 +798,15 @@ char *alloc_sanitize_path(const char *path, const char *rootdir)
 		memcpy(buf, rootdir, rlen);
 	memcpy(buf + rlen, path, plen + 1);
 
-	if (rlen)
+	if (rlen > 1)
 		rlen++;
 	sanitize_path(buf + rlen, NULL);
-	if (rlen && buf[rlen] == '.' && buf[rlen+1] == '\0')
-		buf[rlen-1] = '\0';
+	if (rlen && buf[rlen] == '.' && buf[rlen+1] == '\0') {
+		if (rlen > 1)
+			rlen--;
+		buf[rlen] = '\0';
+	}
+	fprintf(stderr, "p:`%s'\n", buf);
 
 	return buf;
 }
-- 
2.34.1