From 02e38bab162da5887c39f63a90e4f8edf169d892 Mon Sep 17 00:00:00 2001
From: Robin Gareus <robin@gareus.org>
Date: Sat, 28 Jun 2014 21:25:13 +0200
Subject: search-path: filter out duplicates

Note: this does not yet take care of filtering dups
when directly combining two search-paths.
---
 libs/pbd/search_path.cc | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

(limited to 'libs/pbd/search_path.cc')

diff --git a/libs/pbd/search_path.cc b/libs/pbd/search_path.cc
index c441c01211..895bc59909 100644
--- a/libs/pbd/search_path.cc
+++ b/libs/pbd/search_path.cc
@@ -52,9 +52,15 @@ Searchpath::Searchpath (const vector<std::string>& paths)
 void
 Searchpath::add_directory (const std::string& directory_path)
 {
-	if (!directory_path.empty()) {
-		push_back(directory_path);
+	if (directory_path.empty()) {
+		return;
 	}
+	for (vector<std::string>::const_iterator i = begin(); i != end(); ++i) {
+		if (*i == directory_path) {
+			return;
+		}
+	}
+	push_back(directory_path);
 }
 
 void
-- 
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