Add PBD::Searchpath::contains method to check if a Searchpath contains a path

2 files changed, 15 insertions, 0 deletions

diff --git a/libs/pbd/pbd/search_path.h b/libs/pbd/pbd/search_path.h
index f669d7f25a..d287782aca 100644
--- a/libs/pbd/pbd/search_path.h
+++ b/libs/pbd/pbd/search_path.h
@@ -134,6 +134,10 @@ public:
 	 */
 	LIBPBD_TEMPLATE_MEMBER_API void remove_directories (const std::vector<std::string>& paths);
 
+	/**
+	 * @return true if Searchpath already contains path
+	 */
+	LIBPBD_TEMPLATE_MEMBER_API bool contains (const std::string& path) const;
 };
 
 LIBPBD_API void export_search_path (const std::string& base_dir, const char* varname, const char* dir);
diff --git a/libs/pbd/search_path.cc b/libs/pbd/search_path.cc
index d1dc8c39f0..46292ef1f3 100644
--- a/libs/pbd/search_path.cc
+++ b/libs/pbd/search_path.cc
@@ -163,6 +163,17 @@ Searchpath::add_subdirectory_to_paths (const string& subdir)
 	return *this;
 }
 
+bool
+Searchpath::contains (const string& path) const
+{
+	std::vector<std::string>::const_iterator i = find(begin(), end(), path);
+
+	if (i == end()) {
+		return false;
+	}
+	return true;
+}
+
 /* This is not part of the Searchpath object, but is closely related to the
  * whole idea, and we put it here for convenience.
  */