Don't fill up the test logs with obviously bogus frames.
Signed-off-by: Mark Wielaard <m...@redhat.com>
---
tests/ChangeLog | 4 ++++
tests/backtrace.c | 7 +++++++
2 files changed, 11 insertions(+)
diff --git a/tests/ChangeLog b/tests/ChangeLog
index cd8a8e7..5fa8b15 100644
--- a/tests/ChangeLog
+++ b/tests/ChangeLog
@@ -1,3 +1,7 @@
+2014-06-15 Mark Wielaard <m...@redhat.com>
+
+ * backtrace.c (frame_callback): Error on seeing more than 16 frames.
+
2014-06-11 Mark Wielaard <m...@redhat.com>
* backtrace.c (main): Check that Dwfl was attached by calling
diff --git a/tests/backtrace.c b/tests/backtrace.c
index ce0bd17..aae344c 100644
--- a/tests/backtrace.c
+++ b/tests/backtrace.c
@@ -147,6 +147,13 @@ frame_callback (Dwfl_Frame *state, void *frame_arg)
int *framenop = frame_arg;
Dwarf_Addr pc;
bool isactivation;
+
+ if (*framenop > 16)
+ {
+ error (0, 0, "Too many frames: %d\n", *framenop);
+ return DWARF_CB_ABORT;
+ }
+
if (! dwfl_frame_pc (state, &pc, &isactivation))
{
error (0, 0, "%s", dwfl_errmsg (-1));
--
1.9.3
