accept single '-' as argument, such as in `cat -` (#153)

Michael Tesch · jarro2783
1 parent 5950d785
Showing 1 changed file with 1 additions and 1 deletions
include/cxxopts.hpp
@@ -1723,7 +1723,7 @@ ParseResult::parse(int&amp; argc, char**&amp; argv)
       //not a flag
  
       // but if it starts with a `-`, then it's an error
-      if (argv[current][0] == '-') {
+      if (argv[current][0] == '-' && argv[current][1] != '\0') {
         throw option_syntax_exception(argv[current]);
       }