pkg update and first config fix

org-brain not working, add org-roam

lisp/pdf-tools/pdf-tools.el

@@ -7,8 +7,8 @@
 ;; URL: http://github.com/vedang/pdf-tools/
 ;; Keywords: files, multimedia
 ;; Package: pdf-tools
-;; Version: 1.0.0snapshot
-;; Package-Requires: ((emacs "24.3") (nadvice "0.3") (tablist "1.0") (let-alist "1.0.4"))
+;; Version: 1.0.0
+;; Package-Requires: ((emacs "26.3") (tablist "1.0") (let-alist "1.0.4"))
 
 ;; This program is free software; you can redistribute it and/or modify
 ;; it under the terms of the GNU General Public License as published by
@@ -239,6 +239,7 @@ Returns a appropriate directory or nil.  See also
            (list default-directory
                  (expand-file-name "build/server" pdf-tools-directory)
                  (expand-file-name "server")
+                 (expand-file-name "server" pdf-tools-directory)
                  (expand-file-name "../server" pdf-tools-directory))))
 
 (defun pdf-tools-msys2-directory (&optional noninteractive-p)
@@ -432,11 +433,15 @@ See `pdf-view-mode' and `pdf-tools-enabled-modes'."
     (pdf-virtual-global-minor-mode 1))
   (add-hook 'pdf-view-mode-hook #'pdf-tools-enable-minor-modes)
   (dolist (buf (buffer-list))
-    (with-current-buffer buf
-      (when (and (not (derived-mode-p 'pdf-view-mode))
-                 (pdf-tools-pdf-buffer-p)
-                 (buffer-file-name))
-        (pdf-view-mode)))))
+    ;; This when check should not be necessary, but somehow dead
+    ;; buffers are showing up here. See
+    ;; https://github.com/vedang/pdf-tools/pull/93
+    (when (buffer-live-p buf)
+      (with-current-buffer buf
+        (when (and (not (derived-mode-p 'pdf-view-mode))
+                   (pdf-tools-pdf-buffer-p)
+                   (buffer-file-name))
+          (pdf-view-mode))))))
 
 (defun pdf-tools-uninstall ()
   "Uninstall PDF-Tools in all current and future PDF buffers."