trace: separate trace event control and query routines from the simple backend

Generalize the 'st_print_trace_events' and 'st_change_trace_event_state' into
backend-specific 'trace_print_events' and 'trace_event_set_state' (respectively)
in the "trace/control.h" file.

Signed-off-by: Lluís Vilanova <vilanova@ac.upc.edu>

1 files changed, 8 insertions, 8 deletions

diff --git a/trace/simple.c b/trace/simple.c
index 369e860305..70689e9484 100644
--- a/trace/simple.c
+++ b/trace/simple.c
@@ -303,7 +303,12 @@ void st_print_trace(FILE *stream, int (*stream_printf)(FILE *stream, const char
     }
 }
 
-void st_print_trace_events(FILE *stream, int (*stream_printf)(FILE *stream, const char *fmt, ...))
+void st_flush_trace_buffer(void)
+{
+    flush_trace_file(true);
+}
+
+void trace_print_events(FILE *stream, fprintf_function stream_printf)
 {
     unsigned int i;
 
@@ -313,24 +318,19 @@ void st_print_trace_events(FILE *stream, int (*stream_printf)(FILE *stream, cons
     }
 }
 
-bool st_change_trace_event_state(const char *name, bool enabled)
+bool trace_event_set_state(const char *name, bool state)
 {
     unsigned int i;
 
     for (i = 0; i < NR_TRACE_EVENTS; i++) {
         if (!strcmp(trace_list[i].tp_name, name)) {
-            trace_list[i].state = enabled;
+            trace_list[i].state = state;
             return true;
         }
     }
     return false;
 }
 
-void st_flush_trace_buffer(void)
-{
-    flush_trace_file(true);
-}
-
 bool trace_backend_init(const char *file)
 {
     pthread_t thread;