Fix: git version build system integration (v2)

[lttng-tools.git] / src / bin / lttng / lttng.c

diff --git a/src/bin/lttng/lttng.c b/src/bin/lttng/lttng.c
index 41232bef9e6e4a2efdc40f90ec9b70dff69ea76c..2df8b8740225afc831c5769779473c0db5140f51 100644 (file)
--- a/src/bin/lttng/lttng.c
+++ b/src/bin/lttng/lttng.c
@@ -90,7 +90,8 @@ static struct cmd_struct commands[] =  {
 
 static void usage(FILE *ofp)
 {
-       fprintf(ofp, "LTTng Trace Control " VERSION " - " VERSION_NAME" - " GIT_VERSION "\n\n");
+       fprintf(ofp, "LTTng Trace Control " VERSION " - " VERSION_NAME "%s\n\n",
+               GIT_VERSION[0] == '\0' ? "" : " - " GIT_VERSION);
        fprintf(ofp, "usage: lttng [OPTIONS] <COMMAND> [<ARGS>]\n");
        fprintf(ofp, "\n");
        fprintf(ofp, "Options:\n");
@@ -134,8 +135,9 @@ static void usage(FILE *ofp)
 
 static void version(FILE *ofp)
 {
-       fprintf(ofp, "%s (LTTng Trace Control) " VERSION" - " VERSION_NAME" - " GIT_VERSION "\n",
-                       progname);
+       fprintf(ofp, "%s (LTTng Trace Control) " VERSION" - " VERSION_NAME "%s\n",
+                       progname,
+                       GIT_VERSION[0] == '\0' ? "" : " - " GIT_VERSION);
 }
 
 /*