Cycles: Util, add to_string() with some helper

Currently unused, but will allow to convert unknown
argument type to a string for reporting and such.

2 files changed, 7 insertions, 0 deletions

diff --git a/intern/cycles/util/util_string.cpp b/intern/cycles/util/util_string.cpp
index 995f5d3df27..47119e90a45 100644
--- a/intern/cycles/util/util_string.cpp
+++ b/intern/cycles/util/util_string.cpp
@@ -168,6 +168,11 @@ string string_from_bool(bool var)
 		return "False";
 }
 
+string to_string(const char *str)
+{
+	return string(str);
+}
+
 /* Wide char strings helpers for Windows. */
 
 #ifdef _WIN32
diff --git a/intern/cycles/util/util_string.h b/intern/cycles/util/util_string.h
index 7dfa97335a9..3a4f4398158 100644
--- a/intern/cycles/util/util_string.h
+++ b/intern/cycles/util/util_string.h
@@ -29,6 +29,7 @@ using std::string;
 using std::stringstream;
 using std::ostringstream;
 using std::istringstream;
+using std::to_string;
 
 #ifdef __GNUC__
 #define PRINTF_ATTRIBUTE __attribute__((format(printf, 1, 2)))
@@ -49,6 +50,7 @@ bool string_endswith(const string& s, const char *end);
 string string_strip(const string& s);
 string string_remove_trademark(const string& s);
 string string_from_bool(const bool var);
+string to_string(const char *str);
 
 /* Wide char strings are only used on Windows to deal with non-ascii
  * characters in file names and such. No reason to use such strings