X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=src%2Fbin%2Flttng-consumerd%2Flttng-consumerd.c;h=7e3bf3cfbad8c99976cd5b1e8813ad2adfa882a5;hb=99bab54fa13c66d7237f03d899650ad73e49c230;hp=ab83c6a75ab0a7360e9b7eaefa0519002bec1a19;hpb=db7586006bc1a2b9057a2c108bf1e7d20fd6903f;p=lttng-tools.git diff --git a/src/bin/lttng-consumerd/lttng-consumerd.c b/src/bin/lttng-consumerd/lttng-consumerd.c index ab83c6a75..7e3bf3cfb 100644 --- a/src/bin/lttng-consumerd/lttng-consumerd.c +++ b/src/bin/lttng-consumerd/lttng-consumerd.c @@ -49,12 +49,12 @@ #include "lttng-consumerd.h" -/* TODO : support UST (all direct kernctl accesses). */ +/* TODO : support UST (all direct kernel-ctl accesses). */ /* the two threads (receive fd and poll) */ static pthread_t threads[2]; -/* to count the number of time the user pressed ctrl+c */ +/* to count the number of times the user pressed ctrl+c */ static int sigintcount = 0; /* Argument variables */ @@ -119,28 +119,28 @@ static int set_signal_handler(void) } /* - * usage function on stderr + * Usage function on stream file. */ -static void usage(void) +static void usage(FILE *fp) { - fprintf(stderr, "Usage: %s OPTIONS\n\nOptions:\n", progname); - fprintf(stderr, " -h, --help " + fprintf(fp, "Usage: %s OPTIONS\n\nOptions:\n", progname); + fprintf(fp, " -h, --help " "Display this usage.\n"); - fprintf(stderr, " -c, --consumerd-cmd-sock PATH " + fprintf(fp, " -c, --consumerd-cmd-sock PATH " "Specify path for the command socket\n"); - fprintf(stderr, " -e, --consumerd-err-sock PATH " + fprintf(fp, " -e, --consumerd-err-sock PATH " "Specify path for the error socket\n"); - fprintf(stderr, " -d, --daemonize " + fprintf(fp, " -d, --daemonize " "Start as a daemon.\n"); - fprintf(stderr, " -q, --quiet " + fprintf(fp, " -q, --quiet " "No output at all.\n"); - fprintf(stderr, " -v, --verbose " + fprintf(fp, " -v, --verbose " "Verbose mode. Activate DBG() macro.\n"); - fprintf(stderr, " -V, --version " + fprintf(fp, " -V, --version " "Show version number.\n"); - fprintf(stderr, " -k, --kernel " + fprintf(fp, " -k, --kernel " "Consumer kernel buffers (default).\n"); - fprintf(stderr, " -u, --ust " + fprintf(fp, " -u, --ust " "Consumer UST buffers.%s\n", #ifdef HAVE_LIBLTTNG_UST_CTL "" @@ -196,8 +196,8 @@ static void parse_args(int argc, char **argv) opt_daemon = 1; break; case 'h': - usage(); - exit(EXIT_FAILURE); + usage(stdout); + exit(EXIT_SUCCESS); case 'q': opt_quiet = 1; break; @@ -222,7 +222,7 @@ static void parse_args(int argc, char **argv) break; #endif default: - usage(); + usage(stderr); exit(EXIT_FAILURE); } } @@ -253,16 +253,16 @@ int main(int argc, char **argv) if (strlen(command_sock_path) == 0) { switch (opt_type) { case LTTNG_CONSUMER_KERNEL: - snprintf(command_sock_path, PATH_MAX, KCONSUMERD_CMD_SOCK_PATH, + snprintf(command_sock_path, PATH_MAX, DEFAULT_KCONSUMERD_CMD_SOCK_PATH, DEFAULT_LTTNG_RUNDIR); break; case LTTNG_CONSUMER64_UST: snprintf(command_sock_path, PATH_MAX, - USTCONSUMERD64_CMD_SOCK_PATH, DEFAULT_LTTNG_RUNDIR); + DEFAULT_USTCONSUMERD64_CMD_SOCK_PATH, DEFAULT_LTTNG_RUNDIR); break; case LTTNG_CONSUMER32_UST: snprintf(command_sock_path, PATH_MAX, - USTCONSUMERD32_CMD_SOCK_PATH, DEFAULT_LTTNG_RUNDIR); + DEFAULT_USTCONSUMERD32_CMD_SOCK_PATH, DEFAULT_LTTNG_RUNDIR); break; default: WARN("Unknown consumerd type"); @@ -284,16 +284,16 @@ int main(int argc, char **argv) if (strlen(error_sock_path) == 0) { switch (opt_type) { case LTTNG_CONSUMER_KERNEL: - snprintf(error_sock_path, PATH_MAX, KCONSUMERD_ERR_SOCK_PATH, + snprintf(error_sock_path, PATH_MAX, DEFAULT_KCONSUMERD_ERR_SOCK_PATH, DEFAULT_LTTNG_RUNDIR); break; case LTTNG_CONSUMER64_UST: snprintf(error_sock_path, PATH_MAX, - USTCONSUMERD64_ERR_SOCK_PATH, DEFAULT_LTTNG_RUNDIR); + DEFAULT_USTCONSUMERD64_ERR_SOCK_PATH, DEFAULT_LTTNG_RUNDIR); break; case LTTNG_CONSUMER32_UST: snprintf(error_sock_path, PATH_MAX, - USTCONSUMERD32_ERR_SOCK_PATH, DEFAULT_LTTNG_RUNDIR); + DEFAULT_USTCONSUMERD32_ERR_SOCK_PATH, DEFAULT_LTTNG_RUNDIR); break; default: WARN("Unknown consumerd type"); @@ -310,7 +310,7 @@ int main(int argc, char **argv) ret = lttcomm_connect_unix_sock(error_sock_path); /* not a fatal error, but all communication with lttng-sessiond will fail */ if (ret < 0) { - WARN("Cannot connect to error socket, is lttng-sessiond started ?"); + WARN("Cannot connect to error socket (is lttng-sessiond started?)"); } lttng_consumer_set_error_sock(ctx, ret);