X-Git-Url: http://git.tdb.fi/?p=libs%2Fcore.git;a=blobdiff_plain;f=source%2Fstrings%2Futils.h;h=f7e9433fd2d07a3e7496e7e7735af77d5dfff4c0;hp=2040bcd36fae3fa7f947709045db9e6624afd5fe;hb=9955efca718d8be72b63c7c2182ca59e7b9d0935;hpb=c7afef88380ebebc8c2b04e48664d73281ec8848

diff --git a/source/strings/utils.h b/source/strings/utils.h
index 2040bcd..f7e9433 100644
--- a/source/strings/utils.h
+++ b/source/strings/utils.h
@@ -56,17 +56,19 @@ std::vector<std::string> split_fields(const std::string &str, const std::string
 separators will cause an empty string to be placed in the result. */
 std::vector<std::string> split_fields(const std::string &str, char sep, int max_split = -1);
 
+/** Appends a string to another, using a separator if both are non-empty. */
+std::string &append(std::string &str, const std::string &sep, const std::string &other);
+
+/** Joins two strings, using a separator if both are non-empty. */
+std::string join(const std::string &str1, const std::string &sep, const std::string &str2);
+
 /** Concatenates strings from an iterator range. */
 template<typename Iter>
 std::string join(Iter begin, Iter end, const std::string &sep = " ")
 {
 	std::string result;
 	for(Iter i=begin; i!=end; ++i)
-	{
-		if(i!=begin)
-			result += sep;
-		result += *i;
-	}
+		append(result, sep, *i);
 
 	return result;
 }