add commandline flag for forcing or disabling unicode

note that "forcing" may not work: ncurses still expects your locale to
be correct, so maybe the force flag should also explicitely set a utf8
locale?

diff --git a/src/oping.c b/src/oping.c
index aa99ef9d87a7d7ac1cf9673518166004c8db05fa..c8d3cdfd104101d2ae4dffc75fd04fd22aa53aa9 100644 (file)
--- a/src/oping.c
+++ b/src/oping.c
@@ -159,6 +159,8 @@ static char   *opt_filename   = NULL;
 static int     opt_count      = -1;
 static int     opt_send_ttl   = 64;
 static uint8_t opt_send_qos   = 0;
+static int     opt_utf8_force = 0;
+static int     opt_utf8_disable = 0;
 
 static int host_num = 0;
 
@@ -505,7 +507,7 @@ static int read_options (int argc, char **argv) /* {{{ */
 
        while (1)
        {
-               optchar = getopt (argc, argv, "46c:hi:I:t:Q:f:D:");
+               optchar = getopt (argc, argv, "46uUc:hi:I:t:Q:f:D:");
 
                if (optchar == -1)
                        break;
@@ -517,6 +519,13 @@ static int read_options (int argc, char **argv) /* {{{ */
                                opt_addrfamily = (optchar == '4') ? AF_INET : AF_INET6;
                                break;
 
+                       case 'u':
+                               opt_utf8_force = 1;
+                               break;
+                       case 'U':
+                               opt_utf8_disable = 1;
+                               break;
+
                        case 'c':
                                {
                                        int new_count;
@@ -584,6 +593,9 @@ static int read_options (int argc, char **argv) /* {{{ */
                }
        }
 
+       if (opt_utf8_disable && opt_utf8_force)
+               fprintf (stderr, "Ignoring contradictory unicode flags\n");
+
        return (optind);
 } /* }}} read_options */
 
@@ -637,7 +649,7 @@ static void time_calc (struct timespec *ts_dest, /* {{{ */
 #if USE_NCURSES
 static int unicode_locale() /* {{{ */
 {
-       return _nc_unicode_locale();
+       return ( _nc_unicode_locale() || opt_utf8_force ) && !opt_utf8_disable;
 } /* }}} int unicode_locale */
 
 static int update_prettyping_graph (ping_context_t *ctx, /* {{{ */