From 1fae3dd35b1a7c588f6b97f5472ac3c5f342bc70 Mon Sep 17 00:00:00 2001 From: compudj Date: Wed, 7 Sep 2005 20:31:18 +0000 Subject: [PATCH] add seek forward 0 capability : use filter to get next git-svn-id: http://ltt.polymtl.ca/svn@1149 04897980-b3bd-0310-b5e0-8ef037075253 --- ltt/branches/poly/lttv/lttv/tracecontext.c | 19 +++++++++++++++---- 1 file changed, 15 insertions(+), 4 deletions(-) diff --git a/ltt/branches/poly/lttv/lttv/tracecontext.c b/ltt/branches/poly/lttv/lttv/tracecontext.c index dd59a15a..b22f06eb 100644 --- a/ltt/branches/poly/lttv/lttv/tracecontext.c +++ b/ltt/branches/poly/lttv/lttv/tracecontext.c @@ -766,11 +766,21 @@ guint lttv_process_traceset_middle(LttvTracesetContext *self, fac_id = ltt_event_facility_id(e); ev_id = ltt_event_eventtype_id(e); id = GET_HOOK_ID(fac_id, ev_id); + /* Hooks : + * return values : 0 : continue read, 1 : go to next position and stop read, + * 2 : stay at the current position and stop read */ last_ret = lttv_hooks_call_merge(tfc->event, tfc, lttv_hooks_by_id_get(tfc->event_by_id, id), tfc); + + if(unlikely(read_ret == 2)) { + /* This is a case where we want to stay at this position and stop read. */ + g_tree_insert(pqueue, tfc, tfc); + return count - 1; + } read_ret = ltt_tracefile_read(tfc->tf); - + + if(likely(!read_ret)) { //g_debug("An event is ready"); tfc->timestamp = ltt_event_time(e); @@ -1543,12 +1553,13 @@ static gint seek_forward_event_hook(void *hook_data, void* call_data) return FALSE; } - sd->event_count++; if(sd->event_count >= sd->n) - return TRUE; - else + return 2; /* Stay at the same position */ + else { + sd->event_count++; return FALSE; + } } /* Seek back n events forward from the current position -- 2.34.1