dtar: set the locale for character handling

This ensures that UTF-8 file names are handled correctly by libarchive.

Author: thiell

src/dtar/dtar.c

@@ -161,6 +161,10 @@ static void print_usage(void)
 
 int main(int argc, char** argv)
 {
+    /* Set the locale for character handling to the user's environment settings
+     * to ensure that file names are handled correctly by libarchive */
+    setlocale(LC_CTYPE, "");
+
     MPI_Init(&argc, &argv);
     mfu_init();