+ bool found_esc = false;
+
+ /* try to parse as esc_start, ..., esc_end, sep */
+ if (*str == esc_enter) {
+ for (; *end && (*end != esc_exit); end++)
+ /* find esc_exit or end of string */;
+ next = end + 1;
+ if (*end && (!*next || *next == sep)) {
+ str++;
+ found_esc = true;
+ }
+ }
+
+ if (!found_esc)
+ for (; *end && (*end != sep); end++)
+ /* find sep or end of string */;
+