+#define _GNU_SOURCE
+#include <stdio.h>
#include <unistd.h>
#include <getopt.h>
#include <stdlib.h>
-#include <stdio.h>
#include <fcntl.h>
#include "ustcomm.h"
int take_reply;
};
+char *progname = NULL;
+
+void usage(void)
+{
+ fprintf(stderr, "usage: %s [OPTIONS] COMMAND PID...\n", progname);
+ fprintf(stderr, "\nControl the tracing of a process that supports LTTng Userspace Tracing.\n\
+\n\
+Commands:\n\
+ --start-trace\t\t\tStart tracing\n\
+ --stop-trace\t\t\tStop tracing\n\
+ --destroy-trace\t\t\tDestroy the trace\n\
+ --enable-marker CHANNEL/MARKER\tEnable a marker\n\
+ --disable-marker CHANNEL/MARKER\tDisable a marker\n\
+ --list-markers\tList the markers of the process and their state\n\
+\n\
+");
+}
+
int parse_opts_long(int argc, char **argv, struct ust_opts *opts)
{
int c;
{"enable-marker", 1, 0, 1007},
{"disable-marker", 1, 0, 1008},
{"start", 0, 0, 1009},
+ {"help", 0, 0, 'h'},
+ {"version", 0, 0, 1010},
{0, 0, 0, 0}
};
- c = getopt_long(argc, argv, "", long_options, &option_index);
+ c = getopt_long(argc, argv, "h", long_options, &option_index);
if (c == -1)
break;
case 1008:
asprintf(&opts->cmd, "disable_marker %s", optarg);
break;
+ case 'h':
+ usage();
+ exit(0);
+ case 1010:
+ printf("Version 0\n");
default:
/* unknown option or other error; error is printed by getopt, just return */
return 0;
}
-char *progname = NULL;
-
-void usage(void)
-{
- fprintf(stderr, "usage: %s [OPTIONS] OPERATION PID...\n", progname);
- fprintf(stderr, "\nControl the tracing of a process that supports LTTng Userspace Tracing.\n\
-\n\
-Operations:\n\
-\t--start-trace\tStart tracing\n\
-\t--stop-trace\tStop tracing\n\
-\t--destroy-trace\tDestroy the trace\n\
-\t--enable-marker CHANNEL_NAME/MARKER_NAME\tEnable a marker\n\
-\t--disable-marker CHANNEL_NAME/MARKER_NAME\tDisable a marker\n\
-\t--list-markers\tList the markers of the process and their state\n\
-\n\
-");
-}
-
int main(int argc, char *argv[])
{
pid_t *pidit;