143 lines
5.6 KiB
EmacsLisp
143 lines
5.6 KiB
EmacsLisp
;;; core-debug.el --- Spacemacs Core File -*- lexical-binding: t; -*-
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;;
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;; Copyright (c) 2012-2016 Sylvain Benner & Contributors
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;;
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;; Author: Sylvain Benner <sylvain.benner@gmail.com>
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;; URL: https://github.com/syl20bnr/spacemacs
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;;
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;; This file is not part of GNU Emacs.
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;;
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;;; License: GPLv3
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(require 'profiler)
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(defvar spacemacs-debug-timer-threshold 0.15
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"Generate message if file takes longer than this number of
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seconds to load")
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(defvar spacemacs-debugp nil)
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(defvar spacemacs-debug-with-profile nil)
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(defvar spacemacs-debug-with-timed-requires nil)
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(defvar spacemacs-debug-with-adv-timers nil)
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(defun spacemacs//load-timer (origfunc &rest args)
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"Used to time invocation of `require' or `load'."
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(let ((start (current-time))
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(required (car args))
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delta)
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(prog1
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(apply origfunc args)
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(setq delta (float-time (time-since start)))
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(when (> delta spacemacs-debug-timer-threshold)
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(with-current-buffer "*load-times*"
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(goto-char (point-max))
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(insert (format "[%.3f] (%.3f) Load or require\n Feature: %s\n In file: %s\n\n"
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(float-time (time-since emacs-start-time))
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delta required load-file-name)))))))
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(defmacro spacemacs||make-function-timer (func)
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"Used to time call to FUNC."
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`(lambda (origfunc &rest args)
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(let ((start (current-time))
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delta)
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(prog1
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(apply origfunc args)
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(setq delta (float-time (time-since start)))
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(when (> delta spacemacs-debug-timer-threshold)
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(with-current-buffer "*load-times*"
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(goto-char (point-max))
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(insert (format "[%.3f] (%.3f) Function call\n Function: %s\n Args: %s\n\n"
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(float-time (time-since emacs-start-time))
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delta ',func args))))))))
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(defmacro spacemacs||make-function-profiler (func)
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`(lambda (origfunc &rest args)
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(if (profiler-running-p)
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(profiler-report)
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(profiler-start 'cpu))
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(prog1
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(apply origfunc args)
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(with-current-buffer "*load-times*"
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(goto-char (point-max))
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(insert (format "[%.3f] Done profiling function: %s\n\n"
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(float-time (time-since emacs-start-time)) ',func)))
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(profiler-report))))
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(defun spacemacs/init-debug ()
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"Set the debug hooks."
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(when spacemacs-debug-with-profile
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(profiler-start 'cpu+mem)
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(add-hook 'after-init-hook
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(lambda ()
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(run-with-idle-timer 2 nil (lambda ()
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(profiler-report)
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(profiler-stop))))))
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(when spacemacs-debug-with-timed-requires
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(with-current-buffer (get-buffer-create "*load-times*")
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(insert (format "Threshold set at %.3f seconds\n\n"
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spacemacs-debug-timer-threshold)))
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(defadvice package-initialize (around spacemacs//timed-initialize activate)
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(let ((start (current-time)) res delta)
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(setq res ad-do-it
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delta (float-time (time-since start)))
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(when (> delta spacemacs-debug-timer-threshold)
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(with-current-buffer "*load-times*"
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(goto-char (point-max))
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(insert (format "package-initialize took %.3f sec\n" delta))))
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res))
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(defadvice require (around spacemacs//timed-require activate)
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(let ((start (current-time)) res delta)
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(setq res ad-do-it
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delta (float-time (time-since start)))
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(when (> delta spacemacs-debug-timer-threshold)
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(with-current-buffer "*load-times*"
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(goto-char (point-max))
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(insert (format "File %s: Required %s: %.3f sec\n"
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load-file-name (ad-get-arg 0) delta))))
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res))
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(defadvice load (around spacemacs//timed-load activate)
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(let ((start (current-time)) res delta)
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(setq res ad-do-it
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delta (float-time (time-since start)))
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(when (> delta spacemacs-debug-timer-threshold)
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(with-current-buffer "*load-times*"
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(goto-char (point-max))
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(insert (format "File %s: Loaded %s: %.3f sec\n"
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load-file-name (ad-get-arg 0) delta))))
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res)))
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(when spacemacs-debug-with-adv-timers
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(with-current-buffer (get-buffer-create "*load-times*")
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(insert (format "Measured times greater than %.3f sec:\n\n"
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spacemacs-debug-timer-threshold)))
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(add-hook 'after-init-hook
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(lambda ()
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(with-current-buffer "*load-times*"
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(goto-char (point-max))
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(insert (format "[%.3f] Spacemacs finished initializing\n\n"
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(float-time (time-since emacs-start-time)) )))))
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(advice-add 'load :around #'spacemacs//load-timer)
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(advice-add 'require :around #'spacemacs//load-timer)
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(advice-add 'package-initialize
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:around
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(spacemacs||make-function-timer package-intialize))
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(advice-add 'configuration-layer/sync
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:around
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(spacemacs||make-function-timer configuration-layer/sync))
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;; (advice-add 'configuration-layer/sync
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;; :around
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;; (spacemacs||make-function-profiler configuration-layer/sync))
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(advice-add 'configuration-layer//configure-package
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:around
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(spacemacs||make-function-timer configuration-layer//configure-package)))
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;; Keep debug-on-error on for stuff that is lazily loaded
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(add-hook 'after-init-hook (lambda () (setq debug-on-error t))))
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(provide 'core-debug)
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