[lttng-dev] [PATCH lttng-tools] Add version info to lttng-relayd help

[wallinux@gmail.com (Anders Wallin)]

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 <wallinux at 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