diff options
Diffstat (limited to 'tools/perf/util/evlist.c')
| -rw-r--r-- | tools/perf/util/evlist.c | 21 |
1 files changed, 12 insertions, 9 deletions
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c index 0a21da4f990f..140ac3ba8c11 100644 --- a/tools/perf/util/evlist.c +++ b/tools/perf/util/evlist.c @@ -35,6 +35,7 @@ #include "util/util.h" #include "util/env.h" #include "util/intel-tpebs.h" +#include "util/strbuf.h" #include <signal.h> #include <unistd.h> #include <sched.h> @@ -2467,23 +2468,25 @@ struct evsel *evlist__find_evsel(struct evlist *evlist, int idx) return NULL; } -int evlist__scnprintf_evsels(struct evlist *evlist, size_t size, char *bf) +void evlist__format_evsels(struct evlist *evlist, struct strbuf *sb, size_t max_length) { struct evsel *evsel; - int printed = 0; + bool first = true; evlist__for_each_entry(evlist, evsel) { if (evsel__is_dummy_event(evsel)) continue; - if (size > (strlen(evsel__name(evsel)) + (printed ? 2 : 1))) { - printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "," : "", evsel__name(evsel)); - } else { - printed += scnprintf(bf + printed, size - printed, "%s...", printed ? "," : ""); - break; + + if (!first) + strbuf_addch(sb, ','); + + if (sb->len > max_length) { + strbuf_addstr(sb, "..."); + return; } + strbuf_addstr(sb, evsel__name(evsel)); + first = false; } - - return printed; } void evlist__check_mem_load_aux(struct evlist *evlist) |