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libsysprof: cleanup backtrace helper types

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This commit is contained in:
Christian Hergert
2022-07-25 23:35:19 -07:00
parent 0866f12d15
commit 7ca2fef8ff
1 changed files with 8 additions and 8 deletions
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16
src/libsysprof/preload/backtrace-helper.h
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@ -39,10 +39,10 @@ backtrace_init (void)
#endif
}
static gint
backtrace_func (SysprofCaptureAddress *addrs,
guint n_addrs,
gpointer user_data)
static int
backtrace_func (SysprofCaptureAddress *addrs,
guint n_addrs,
G_GNUC_UNUSED gpointer user_data)
{
#if defined(ENABLE_LIBUNWIND)
# if GLIB_SIZEOF_VOID_P == 8
@ -53,9 +53,9 @@ backtrace_func (SysprofCaptureAddress *addrs,
*/
return unw_backtrace ((void **)addrs - 2, n_addrs) - 2;
# else
static const gint skip = 2;
static const int skip = 2;
void **stack = alloca (n_addrs * sizeof (gpointer));
gint n = unw_backtrace (stack, n_addrs);
int n = unw_backtrace (stack, n_addrs);
for (guint i = skip; i < n; i++)
addrs[i-skip] = GPOINTER_TO_SIZE (stack[i]);
return MAX (0, n - skip);
@ -65,9 +65,9 @@ backtrace_func (SysprofCaptureAddress *addrs,
/* See note on unw_backtrace() */
return backtrace ((void **)addrs - 2, n_addrs) - 2;
# else /* GLIB_SIZEOF_VOID_P != 8 */
static const gint skip = 2;
static const int skip = 2;
void **stack = alloca (n_addrs * sizeof (gpointer));
gint n = backtrace (stack, n_addrs);
int n = backtrace (stack, n_addrs);
for (guint i = skip; i < n; i++)
addrs[i-skip] = GPOINTER_TO_SIZE (stack[i]);
return MAX (0, n - skip);