lttng-relayd man pages states that the option
-V --version is available, but it it's missing in the code

Signed-off-by: Anders Wallin <walli...@gmail.com>
---
 src/bin/lttng-relayd/main.c | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/src/bin/lttng-relayd/main.c b/src/bin/lttng-relayd/main.c
index ea46ec7..34a9ba1 100644
--- a/src/bin/lttng-relayd/main.c
+++ b/src/bin/lttng-relayd/main.c
@@ -161,10 +161,20 @@ static struct option long_options[] = {
        { "output", 1, 0, 'o', },
        { "verbose", 0, 0, 'v', },
        { "config", 1, 0, 'f' },
+       { "version", 0, 0, 'V' },
        { NULL, 0, 0, 0, },
 };
 
-static const char *config_ignore_options[] = { "help", "config" };
+static const char *config_ignore_options[] = { "help", "config", "version" };
+
+/*
+ * Version info on stderr
+ */
+static void version(void)
+{
+       fprintf(stderr, "%s (LTTng Trace Control) " VERSION" - " VERSION_NAME 
"\n",
+               progname);
+}
 
 /*
  * Take an option from the getopt output and set it in the right variable to be
@@ -255,6 +265,9 @@ static int set_option(int opt, const char *arg, const char 
*optname)
                        perror("exec");
                }
                exit(EXIT_FAILURE);
+       case 'V':
+               version();
+               exit(EXIT_FAILURE);
        case 'o':
                if (lttng_is_setuid_setgid()) {
                        WARN("Getting '%s' argument from setuid/setgid binary 
refused for security reasons.",
-- 
2.10.0

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