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libsysprof-profile: add augmentation phase to instruments

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This allows an instrument to augment the capture with additional
information before the capture is closed/flushed to storage.
This commit is contained in:
Christian Hergert
2023-06-02 12:59:01 -07:00
parent 60ecde017f
commit e10ab3e32e
3 changed files with 38 additions and 1 deletions
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11
src/libsysprof-profile/sysprof-recording.c
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@ -76,6 +76,7 @@ sysprof_recording_fiber (gpointer user_data)
g_autoptr(DexFuture) record = NULL;
g_autoptr(GError) error = NULL;
gint64 begin_time;
gint64 end_time;
g_assert (SYSPROF_IS_RECORDING (self));
@ -128,13 +129,21 @@ sysprof_recording_fiber (gpointer user_data)
}
stop_recording:
end_time = SYSPROF_CAPTURE_CURRENT_TIME;
/* Signal cancellable so that anything lingering has a chance to be
* cleaned up, cascading into other subsystems.
*/
g_cancellable_cancel (cancellable);
/* Let instruments augment the capture. Some instruments may include
* extra information about the capture such as symbol names and their
* address ranges per-process.
*/
dex_await (_sysprof_instruments_augment (self->instruments, self), NULL);
/* Update start/end times to be the "running time" */
_sysprof_capture_writer_set_time_range (self->writer, begin_time, SYSPROF_CAPTURE_CURRENT_TIME);
_sysprof_capture_writer_set_time_range (self->writer, begin_time, end_time);
if (error != NULL)
return dex_future_new_for_error (g_steal_pointer (&error));