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feat: help message in pwar_cli #7

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feat: help message in pwar_cli #7

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14 changes: 14 additions & 0 deletions linux/pwar_cli.c
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Original file line number Diff line number Diff line change
Expand Up @@ -14,6 +14,16 @@
#define DEFAULT_STREAM_PORT 8321
#define DEFAULT_BUFFER_SIZE 64

void print_help(char *binary_name) {
printf("usage: %s OPTIONS\n", binary_name);
printf("Available options:\n");
printf("\t-i,\t --ip\t NUMBER\n");
printf("\t-p,\t --port\t NUMBER\n");
printf("\t-pt,\t --passthrough_test\n");
printf("\t-b,\t --buffer_size\t NUMBER\n");
printf("\t--oneshot\n");
}

int main(int argc, char *argv[]) {
pwar_config_t config;
memset(&config, 0, sizeof(config));
Expand All @@ -35,6 +45,10 @@ int main(int argc, char *argv[]) {
config.oneshot_mode = 1;
} else if ((strcmp(argv[i], "--buffer_size") == 0 || strcmp(argv[i], "-b") == 0) && i + 1 < argc) {
config.buffer_size = atoi(argv[++i]);
} else {
printf("invalid option: %s\n", argv[i]);
print_help(argv[0]);
exit(-1);
}
}

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