X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=lttv%2Flttv%2Fsync%2Fsync_chain.h;h=d187b30402c14f79cbe33c1aed605659594436dc;hb=49c335f194a889e54de18abf4c11d135ed6b6a0e;hp=852e8e4a0ad855f448f6ee210e3dd23534ca0541;hpb=2f07659468ff3427bb3923cdc5a7ec61b6e8bbce;p=lttv.git

diff --git a/lttv/lttv/sync/sync_chain.h b/lttv/lttv/sync/sync_chain.h
index 852e8e4a..d187b304 100644
--- a/lttv/lttv/sync/sync_chain.h
+++ b/lttv/lttv/sync/sync_chain.h
@@ -43,18 +43,18 @@ typedef struct _SyncState
 
 typedef struct
 {
+	const char shortName;
 	const char* longName;
 	enum {
 		NO_ARG,
 		REQUIRED_ARG,
-		//OPTIONAL_ARG, // Not yet implemented because not supported by LTTV
+		OPTIONAL_ARG,
 		HAS_ARG_COUNT // This must be the last field
 	} hasArg;
-	union
-	{
-		bool present;
-		const char* arg;
-	};
+	bool present;
+	// in the case of OPTIONAL_ARG, arg can be initialized to a default value.
+	// If an argument is present, arg will be modified
+	const char* arg;
 	const char* optionHelp;
 	const char* argHelp;
 } ModuleOption;
@@ -71,5 +71,6 @@ void timeDiff(struct timeval* const end, const struct timeval* const start);
 gint gcfCompareProcessing(gconstpointer a, gconstpointer b);
 gint gcfCompareMatching(gconstpointer a, gconstpointer b);
 gint gcfCompareAnalysis(gconstpointer a, gconstpointer b);
+void gfAppendAnalysisName(gpointer data, gpointer user_data);
 
 #endif