comparison vamp-server/simple-server.cpp @ 279:b7eec400cd94

Support long options as well

         "    Usage: " << myname << " [-d] <format>\n"
         "           " << myname << " -v\n"
         "           " << myname << " -h\n\n"
         "    where\n"
         "       <format>: the format to read and write messages in (\"json\" or \"capnp\")\n"
-        "       -d: also print debug information to stderr\n"
-        "       -v: print version number to stdout and exit\n"
-        "       -h: print this text to stderr and exit\n\n"
+        "       -d, --debug: also print debug information to stderr\n"
+        "       -v, --version: print version number to stdout and exit\n"
+        "       -h, --help: print this text to stderr and exit\n\n"
         "Expects Piper request messages in either Cap'n Proto or JSON format on stdin,\n"
         "and writes response messages in the same format to stdout.\n\n"
         "This server is intended for simple process separation. It's only suitable for\n"
         "use with a single trusted client per server invocation.\n\n"
         "The two formats behave differently in case of parser errors. JSON messages are\n"

     }
 
     bool debug = false;
     
     string arg = argv[1];
-    if (arg == "-h") {
+    if (arg == "-h" || arg == "--help") {
         if (argc == 2) {
             usage(true);
         } else {
             usage();
         }
-    } else if (arg == "-v") {
+    } else if (arg == "-v" || arg == "--version") {
         if (argc == 2) {
             version();
         } else {
             usage();
         }
-    } else if (arg == "-d") {
+    } else if (arg == "-d" || arg == "--debug") {
         if (argc == 2) {
             usage();
         } else {
             debug = true;
             arg = argv[2];