321 lines
13 KiB
Bash
Executable File
321 lines
13 KiB
Bash
Executable File
#!/usr/bin/env bash
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":"; command -v emacs >/dev/null || { >&2 echo "Emacs isn't installed"; exit 1; } # -*-emacs-lisp-*-
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":"; [[ $(emacs --version | head -n1) == *\ 2[0-2].[0-1].[0-9] ]] && { echo "You're running $(emacs --version | head -n1)"; echo "That version is too old to run the doctor. Check your PATH"; echo; exit 2; } || exec emacs --quick --script "$0"
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;; Uses a couple simple heuristics to locate issues with your environment that
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;; could interfere with running or setting up DOOM Emacs.
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;; In case it isn't defined (in really old versions of Emacs, like the one that
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;; ships with MacOS).
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(defvar user-emacs-directory (expand-file-name "../" (file-name-directory load-file-name)))
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(unless (file-directory-p user-emacs-directory)
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(error "Couldn't find a Doom config!"))
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(unless noninteractive
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(error "This script must not be run from an interactive session."))
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(require 'pp)
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;;
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(defvar doom-init-p nil)
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(defvar doom-errors 0)
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(defmacro when! (cond &rest body)
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(declare (indent defun))
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`(let ((it ,cond))
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(when it ,@body)))
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(defun indented (spc msg)
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(declare (indent defun))
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(with-temp-buffer
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(insert msg)
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(let ((fill-column 80))
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(fill-region (point-min) (point-max))
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(indent-rigidly (point-min) (point-max) spc))
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(when (> spc 2)
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(goto-char (point-min))
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(beginning-of-line-text)
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(delete-char -2)
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(insert "> "))
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(buffer-string)))
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(defun autofill (&rest msgs)
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(declare (indent defun))
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(let ((fill-column 70))
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(with-temp-buffer
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(dolist (line msgs)
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(when line
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(insert line)))
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(fill-region (point-min) (point-max))
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(buffer-string))))
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(defun sh (cmd)
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(string-trim-right (shell-command-to-string cmd)))
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(defun color (code msg &rest args)
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(format "\e[%dm%s\e[%dm" code (apply #'format msg args) 0))
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(defvar indent 0)
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(defvar prefix "")
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(defmacro msg! (msg &rest args)
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`(message
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(indented indent
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(format (concat prefix ,msg)
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,@args))))
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(defmacro error! (&rest args) `(progn (msg! (color 31 ,@args)) (setq doom-errors (+ doom-errors 1))))
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(defmacro warn! (&rest args) `(progn (msg! (color 33 ,@args)) (setq doom-errors (+ doom-errors 1))))
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(defmacro success! (&rest args) `(msg! (color 32 ,@args)))
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(defmacro section! (&rest args)
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`(msg! (color 1 (color 34 ,@args))))
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(defmacro explain! (&rest args)
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`(message (indented (+ indent 2) (autofill ,@args))))
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;;; Polyfills
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;; early versions of emacs won't have this
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(unless (fboundp 'string-match-p)
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(defun string-match-p (regexp string &optional start)
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(save-match-data
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(string-match regexp string &optional start))))
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;; subr-x may not exist in the current version of Emacs
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(unless (fboundp 'string-trim-right)
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(defsubst string-trim-right (string &optional regexp)
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(if (string-match (concat "\\(?:" (or regexp "[ \t\n\r]+") "\\)\\'") string)
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(replace-match "" t t string)
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string)))
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;; --- start a'doctorin' --------------------------------------
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(msg! (color 1 "Doom Doctor"))
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(msg! "Emacs v%s" emacs-version)
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(msg! "Doom v%s (%s)"
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(or (and (file-exists-p (expand-file-name "core/core.el" user-emacs-directory))
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(with-temp-buffer
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(insert-file-contents-literally
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(expand-file-name "core/core.el" user-emacs-directory))
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(goto-char (point-min))
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(when (re-search-forward "doom-version")
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(forward-char)
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(sexp-at-point))))
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"???")
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(if (and (executable-find "git")
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(file-directory-p (expand-file-name ".git" user-emacs-directory)))
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(substring (sh "git rev-parse HEAD") 0 8)
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"n/a"))
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(msg! "shell: %s%s"
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(getenv "SHELL")
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(if (equal (getenv "SHELL") (sh "echo $SHELL"))
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""
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(color 31 " (mismatch)")))
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(when (boundp 'system-configuration-features)
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(message "Compiled with:\n%s" (indented 2 system-configuration-features)))
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(message "uname -a:\n%s\n" (indented 2 (sh "uname -a")))
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(msg! "----\n")
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;; --- is emacs set up properly? ------------------------------
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(section! "test-emacs")
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(when (version< emacs-version "25.1")
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(error! "Important: Emacs %s detected [%s]" emacs-version (executable-find "emacs"))
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(explain!
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"DOOM only supports >= 25.1. Perhaps your PATH wasn't set up properly."
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(when (eq system-type 'darwin)
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(concat "\nMacOS users should use homebrew (https://brew.sh) to install Emacs\n"
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" brew install emacs --with-modules --with-imagemagick --with-cocoa"))))
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(section! "test-private-config")
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(let ((xdg-dir (concat (or (getenv "XDG_CONFIG_HOME")
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"~/.config")
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"/doom/"))
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(doom-dir "~/.doom.d/"))
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(when (and (file-directory-p xdg-dir)
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(file-directory-p doom-dir))
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(warn! "Detected two private configs, in %s and %s"
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(abbreviate-file-name xdg-dir)
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doom-dir)
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(explain! "The second directory will be ignored, as it has lower precedence.")))
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;; --- is the environment set up properly? --------------------
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;; windows? windows
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(section! "test-windows")
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(when (memq system-type '(windows-nt ms-dos cygwin))
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(warn! "Warning: Windows detected")
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(explain! "DOOM was designed for MacOS and Linux. Expect a bumpy ride!"))
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;; are all default fonts present
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(section! "test-fonts")
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(if (not (fboundp 'find-font))
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(progn
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(warn! "Warning: unable to detect font")
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(explain! "The `find-font' function is missing. This could indicate the incorrect "
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"version of Emacs is being used!"))
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;; all-the-icons fonts
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(let ((font-dest (pcase system-type
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('gnu/linux (concat (or (getenv "XDG_DATA_HOME")
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(concat (getenv "HOME") "/.local/share"))
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"/fonts/"))
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('darwin (concat (getenv "HOME") "/Library/Fonts/")))))
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(when (and font-dest (require 'all-the-icons nil t))
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(dolist (font all-the-icons-font-names)
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(if (file-exists-p (expand-file-name font font-dest))
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(success! "Found font %s" font)
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(warn! "Warning: couldn't find %s font in %s"
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font font-dest)
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(explain! "You can install it by running `M-x all-the-icons-install-fonts' within Emacs.\n\n"
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"This could also mean you've installed them in non-standard locations, in which "
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"case, ignore this warning."))))))
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;; gnutls-cli & openssl
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(section! "test-gnutls")
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(cond ((executable-find "gnutls-cli"))
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((executable-find "openssl")
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(let* ((output (sh "openssl ciphers -v"))
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(protocols
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(let (protos)
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(mapcar (lambda (row)
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(add-to-list 'protos (cadr (split-string row " " t))))
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(split-string (sh "openssl ciphers -v") "\n"))
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(delq nil protos))))
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(unless (or (member "TLSv1.1" protocols)
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(member "TLSv1.2" protocols))
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(let ((version (cadr (split-string (sh "openssl version") " " t))))
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(warn! "Warning: couldn't find gnutls-cli, and OpenSSL is out-of-date (v%s)" version)
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(explain!
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"This may not affect your Emacs experience, but there are security "
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"vulnerabilities in the SSL2/3 & TLS1.0 protocols. You should use "
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"TLS 1.1+, which wasn't introduced until OpenSSL v1.0.1.\n\n"
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"Please consider updating (or install gnutls-cli, which is preferred).")))))
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(t
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(error! "Important: couldn't find either gnutls-cli nor openssl")
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(explain!
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"You won't be able to install/update packages because Emacs won't be able to "
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"verify HTTPS ELPA sources. Install gnutls-cli or openssl v1.0.0+. If for some "
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"reason you can't, you can bypass this verification with the INSECURE flag:\n\n"
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" INSECURE=1 make install\n\n"
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"Or change `package-archives' to use non-https sources.\n\n"
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"But remember that you're leaving your security in the hands of your "
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"network, provider, government, neckbearded mother-in-laws, geeky roommates, "
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"or just about anyone who knows more about computers than you do!")))
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(section! "test-tls")
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(cond ((not (string-match-p "\\_<GNUTLS\\_>" system-configuration-features))
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(warn! "Warning: You didn't install Emacs with gnutls support")
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(explain!
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"This may cause 'pecular error' errors with the Doom doctor, and is likely to "
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"interfere with package management. Your mileage may vary."
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(when (eq system-type 'darwin)
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(concat "\nMacOS users are advised to install Emacs via homebrew with one of the following:\n"
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" brew install emacs --with-gnutls"
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" or"
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" brew tap d12frosted/emacs-plus"
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" brew install emacs-plus"))))
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((not (fboundp 'url-retrieve-synchronously))
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(error! "Can't find url-retrieve-synchronously function. Are you running Emacs 24+?"))
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((or (executable-find "gnutls-cli")
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(executable-find "openssl"))
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(let ((tls-checktrust t)
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(gnutls-verify-error t))
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(dolist (url '("https://elpa.gnu.org" "https://melpa.org"))
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(when! (condition-case-unless-debug e
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(if (let ((inhibit-message t)) (url-retrieve-synchronously url))
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(ignore (success! "Validated %s" url))
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'empty)
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('timed-out 'timeout)
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('error e))
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(pcase it
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(`empty (error! "Couldn't reach %s" url))
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(`timeout (error! "Timed out trying to contact %s" ex))
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(_
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(error! "Failed to validate %s" url)
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(explain! (pp-to-string it))))))
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(dolist (url '("https://self-signed.badssl.com"
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"https://wrong.host.badssl.com/"))
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(when! (condition-case-unless-debug e
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(if (let ((inhibit-message t)) (url-retrieve-synchronously url))
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t
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'empty)
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('timed-out 'timeout)
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('error (ignore (success! "Successfully rejected %s" url))))
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(pcase it
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(`empty (error! "Couldn't reach %s" url))
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(`timeout (error! "Timed out trying to contact %s" ex))
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(_
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(error! "Validated %s (this shouldn't happen!)" url)))))))
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((error! "Nope!")))
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;; bsd vs gnu tar
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(section! "test-tar")
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(let ((tar-bin (or (executable-find "gtar")
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(executable-find "tar"))))
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(if tar-bin
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(unless (string-match-p "(GNU tar)" (sh (format "%s --version" tar-bin)))
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(warn! "Warning: BSD tar detected")
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(explain!
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"QUELPA (through package-build) uses the system tar to build plugins, but it "
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"expects GNU tar. BSD tar *could* cause errors during package installation or "
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"updating from non-ELPA sources."
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(when (eq system-type 'darwin)
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(concat "\nMacOS users can install gnu-tar via homebrew:\n"
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" brew install gnu-tar"))))
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(error! "Important: Couldn't find tar")
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(explain!
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"This is required by package.el and QUELPA to build packages and will "
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"prevent you from installing & updating packages.")))
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;; --- are your modules set up properly? ----------------------
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(message "\n----")
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(let (doom-core-packages doom-debug-mode)
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(condition-case ex
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(let ((inhibit-message t))
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(load "~/.emacs.d/core/core.el" nil t)
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(let (noninteractive)
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(doom-initialize t)
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(doom|finalize))
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(success! "Attempt to load DOOM: success! Loaded v%s" doom-version))
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('error
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(warn! "Attempt to load DOOM: failed\n %s\n"
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(or (cdr-safe ex) (car ex)))
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(setq doom-modules nil))))
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(when (bound-and-true-p doom-modules)
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(section! "test-modules")
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(let ((indent 4))
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(advice-add #'require :around #'doom*shut-up)
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(maphash
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(lambda (key plist)
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(condition-case ex
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(let ((doctor-file (doom-module-expand-file (car key) (cdr key) "doctor.el"))
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(packages-file (doom-module-expand-file (car key) (cdr key) "packages.el"))
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doom-packages)
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(when (or (file-exists-p doctor-file)
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(file-exists-p packages-file))
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(let ((prefix (format "%s" (color 1 "(%s %s) " (car key) (cdr key))))
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(doom--stage 'packages))
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(when (load packages-file t t)
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(dolist (package (cl-remove-if #'package-installed-p doom-packages :key #'car))
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(error! "%s is not installed" (car package))))
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(let ((doom--stage 'doctor))
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(load doctor-file t t)))))
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('error
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(error! "(%s %s) Syntax error: %s" (car key) (cdr key) ex))))
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doom-modules)))
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;;
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(message "\n----")
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(if (> doom-errors 0)
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(warn! "There were %s issues!" doom-errors)
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(success! "Everything seems fine, happy Emacs'ing!"))
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