Add the missing -I short option.

diff --git a/flags.cpp b/flags.cpp
index 7a047f49838fbbb8e1df34ee448ea7cafe57a5f9..ef32e6a0cf6f40ac6bc6a40dd64d4b7915ef3cb1 100644 (file)
--- a/flags.cpp
+++ b/flags.cpp
@@ -135,7 +135,7 @@ void parse_flags(int argc, char * const argv[])
        vector<string> theme_dirs;
        for ( ;; ) {
                int option_index = 0;
-               int c = getopt_long(argc, argv, "c:t:v:m:", long_options, &option_index);
+               int c = getopt_long(argc, argv, "c:t:I:v:m:", long_options, &option_index);
 
                if (c == -1) {
                        break;