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feat(v33): descriptive usage message

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This commit is contained in:
Paul Alnet 2024-03-07 10:47:26 +01:00
parent fe9cd55727
commit 27a98ee4b3
1 changed files with 9 additions and 2 deletions
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11
tsock_v3.c
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@ -95,7 +95,7 @@ int main (int argc, char **argv)
default: default:
print_usage(); print_usage();
break; exit(1);
} }
} }
@ -358,5 +358,12 @@ int count_digits(int lg) {
} }
void print_usage() { void print_usage() {
printf("usage: cmd [-p|-s][-n ##]\n"); printf("usage: tsock_v3 [-psu] [-n nb_messages] [-l mess_length] [host] <port>\n");
printf("parameters: host With -s, address of the host to connect to. Required with -s.\n");
printf(" port Port to connect or bind to. Required.\n");
printf("options: -l mess_length Size of the messages to send. Min 5. Max 1400. Default 30. Ignored with -p.\n");
printf(" -n nb_messages Number of messages to send. Min 1. Default 10. Ignored with -p.\n");
printf(" -p Runs a TCP/UDP sink. Incompatible with -s.\n");
printf(" -s Runs a TCP/UDP faucet. Incompatible with -p.\n");
printf(" -u Use UDP instead of TCP.\n");
} }