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debug: Remove the Gst only based stack trace printing implementation

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We now have 2 other implementations that should work better.

https://bugzilla.gnome.org/show_bug.cgi?id=772555
This commit is contained in:
Thibault Saunier 2016-10-10 16:40:21 +02:00
parent 85179a674f
commit e6c8c53fbe
1 changed files with 9 additions and 69 deletions
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78
gst/gstinfo.c
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@ -2398,71 +2398,6 @@ gst_info_strdup_printf (const gchar * format, ...)
return ret; return ret;
} }
#ifdef GST_ENABLE_FUNC_INSTRUMENTATION
/* FIXME make this thread specific */
static GSList *stack_trace = NULL;
void
__cyg_profile_func_enter (void *this_fn, void *call_site)
G_GNUC_NO_INSTRUMENT;
void __cyg_profile_func_enter (void *this_fn, void *call_site)
{
gchar *name = _gst_debug_nameof_funcptr (this_fn);
gchar *site = _gst_debug_nameof_funcptr (call_site);
GST_CAT_DEBUG (GST_CAT_CALL_TRACE, "entering function %s from %s", name,
site);
stack_trace =
g_slist_prepend (stack_trace, g_strdup_printf ("%8p in %s from %p (%s)",
this_fn, name, call_site, site));
g_free (name);
g_free (site);
}
void
__cyg_profile_func_exit (void *this_fn, void *call_site)
G_GNUC_NO_INSTRUMENT;
void __cyg_profile_func_exit (void *this_fn, void *call_site)
{
gchar *name = _gst_debug_nameof_funcptr (this_fn);
GST_CAT_DEBUG (GST_CAT_CALL_TRACE, "leaving function %s", name);
g_free (stack_trace->data);
stack_trace = g_slist_delete_link (stack_trace, stack_trace);
g_free (name);
}
/**
* gst_debug_get_stack_trace:
*
* If GST_ENABLE_FUNC_INSTRUMENTATION is defined or libunwind or
* glibc backtrace are present, a stack trace is return.
*/
gchar *
gst_debug_get_stack_trace (void)
{
GSList *walk = stack_trace;
GString *trace = g_string_new (NULL);
gint count = 0;
if (walk)
walk = g_slist_next (walk);
while (walk) {
gchar *name = (gchar *) walk->data;
g_string_append (trace, "#%-2d %s\n", count++, name);
walk = g_slist_next (walk);
}
return g_string_free (trace, FALSE);
}
#else
#ifdef HAVE_UNWIND #ifdef HAVE_UNWIND
#ifdef HAVE_DW #ifdef HAVE_DW
static gboolean static gboolean
@ -2494,7 +2429,7 @@ append_debug_info (GString * trace, const void *ip)
module = dwfl_addrmodule (dwfl, addr); module = dwfl_addrmodule (dwfl, addr);
function_name = dwfl_module_addrname (module, addr); function_name = dwfl_module_addrname (module, addr);
g_string_append_printf (trace, "%s(", function_name ? function_name : "??"); g_string_append_printf (trace, "%s (", function_name ? function_name : "??");
line = dwfl_getsrc (dwfl, addr); line = dwfl_getsrc (dwfl, addr);
if (line != NULL) { if (line != NULL) {
@ -2577,6 +2512,12 @@ generate_backtrace_trace (void)
} }
#endif /* HAVE_BACKTRACE */ #endif /* HAVE_BACKTRACE */
/**
* gst_debug_get_stack_trace:
*
* If libunwind or glibc backtrace are present, a stack trace
* is returned.
*/
gchar * gchar *
gst_debug_get_stack_trace (void) gst_debug_get_stack_trace (void)
{ {
@ -2594,13 +2535,12 @@ gst_debug_get_stack_trace (void)
return trace; return trace;
} }
#endif /* GST_ENABLE_FUNC_INSTRUMENTATION */
/** /**
* gst_debug_print_stack_trace: * gst_debug_print_stack_trace:
* *
* If GST_ENABLE_FUNC_INSTRUMENTATION is defined or libunwind or * If libunwind or glibc backtrace are present
* glibc backtrace are present, a stack trace is printed. * a stack trace is printed.
*/ */
void void
gst_debug_print_stack_trace (void) gst_debug_print_stack_trace (void)