perf tools: Don't die() in perf_header__add_attr()
Propagate the errors instead, the users are the ones to decide
what to do if a library call fails.
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
LKML-Reference: <1258427892-16312-1-git-send-email-acme@infradead.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/tools/perf/util/header.h b/tools/perf/util/header.h
index 0cbd4c9..b0d5cd7 100644
--- a/tools/perf/util/header.h
+++ b/tools/perf/util/header.h
@@ -58,13 +58,15 @@
struct perf_header *perf_header__read(int fd);
void perf_header__write(struct perf_header *self, int fd, bool at_exit);
-void perf_header__add_attr(struct perf_header *self,
- struct perf_header_attr *attr);
+int perf_header__add_attr(struct perf_header *self,
+ struct perf_header_attr *attr);
void perf_header__push_event(u64 id, const char *name);
char *perf_header__find_event(u64 id);
struct perf_header_attr *perf_header_attr__new(struct perf_event_attr *attr);
+void perf_header_attr__delete(struct perf_header_attr *self);
+
void perf_header_attr__add_id(struct perf_header_attr *self, u64 id);
u64 perf_header__sample_type(struct perf_header *header);