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Uncluttered client example to keep it simple

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This commit is contained in:
Paul-Louis Ageneau
2020-11-29 17:02:01 +01:00
parent c6bee7b0d4
commit 8f9e8e718e
3 changed files with 32 additions and 95 deletions
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36
examples/client/parse_cl.cpp
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@ -43,47 +43,39 @@ Cmdline::Cmdline (int argc, char *argv[]) // ISO C++17 not allowed: throw (std::
static struct option long_options[] =
{
{"echo", no_argument, NULL, 'e'},
{"noStun", no_argument, NULL, 'n'},
{"stunServer", required_argument, NULL, 's'},
{"stunPort", required_argument, NULL, 't'},
{"webSocketServer", required_argument, NULL, 'w'},
{"webSocketPort", required_argument, NULL, 'x'},
{"help", no_argument, NULL, 'h'},
{"version", no_argument, NULL, 'v'},
{NULL, 0, NULL, 0}
};
_program_name += argv[0];
/* default values */
_e = false;
_n = false;
_s = "stun.l.google.com";
_t = 19302;
_w = "localhost";
_x = 8000;
_h = false;
_v = false;
optind = 0;
while ((c = getopt_long (argc, argv, "s:t:w:x:enhv", long_options, &optind)) != - 1)
{
switch (c)
{
case 'e':
_e = true;
break;
case 'n':
case 'n':
_n = true;
break;
case 's':
case 's':
_s = optarg;
break;
case 't':
case 't':
_t = atoi (optarg);
if (_t < 0)
{
@ -99,11 +91,11 @@ Cmdline::Cmdline (int argc, char *argv[]) // ISO C++17 not allowed: throw (std::
}
break;
case 'w':
case 'w':
_w = optarg;
break;
case 'x':
case 'x':
_x = atoi (optarg);
if (_x < 0)
{
@ -119,16 +111,11 @@ Cmdline::Cmdline (int argc, char *argv[]) // ISO C++17 not allowed: throw (std::
}
break;
case 'h':
case 'h':
_h = true;
this->usage (EXIT_SUCCESS);
break;
case 'v':
_v = true;
this->version (EXIT_SUCCESS);
break;
default:
this->usage (EXIT_FAILURE);
@ -155,8 +142,6 @@ void Cmdline::usage (int status)
std::cout << "\
usage: " << _program_name << " [ -enstwxhv ] \n\
libdatachannel client implementing WebRTC Data Channels with WebSocket signaling\n\
[ -e ] [ --echo ] (type=FLAG)\n\
Echo data channel messages back to sender rather than putting to stdout.\n\
[ -n ] [ --noStun ] (type=FLAG)\n\
Do NOT use a stun server (overrides -s and -t).\n\
[ -s ] [ --stunServer ] (type=STRING, default=stun.l.google.com)\n\
@ -168,15 +153,8 @@ libdatachannel client implementing WebRTC Data Channels with WebSocket signaling
[ -x ] [ --webSocketPort ] (type=INTEGER, range=0...65535, default=8000)\n\
Web socket server port.\n\
[ -h ] [ --help ] (type=FLAG)\n\
Display this help and exit.\n\
[ -v ] [ --version ] (type=FLAG)\n\
Output version information and exit.\n";
Display this help and exit.\n";
}
exit (status);
}
void Cmdline::version (int status)
{
std::cout << _program_name << " v0.5\n";
exit (status);
}