pkg update and first config fix

org-brain not working, add org-roam

lisp/org/ob-latex.el

@@ -1,10 +1,10 @@
 ;;; ob-latex.el --- Babel Functions for LaTeX        -*- lexical-binding: t; -*-
 
-;; Copyright (C) 2009-2021 Free Software Foundation, Inc.
+;; Copyright (C) 2009-2022 Free Software Foundation, Inc.
 
 ;; Author: Eric Schulte
 ;; Keywords: literate programming, reproducible research
-;; Homepage: https://orgmode.org
+;; URL: https://orgmode.org
 
 ;; This file is part of GNU Emacs.
 
@@ -30,6 +30,10 @@
 ;; be created directly form the latex source code.
 
 ;;; Code:
+
+(require 'org-macs)
+(org-assert-version)
+
 (require 'ob)
 (require 'org-macs)
 
@@ -37,6 +41,9 @@
 (declare-function org-latex-compile "ox-latex" (texfile &optional snippet))
 (declare-function org-latex-guess-inputenc "ox-latex" (header))
 (declare-function org-splice-latex-header "org" (tpl def-pkg pkg snippets-p &optional extra))
+(declare-function org-at-heading-p "org" (&optional _))
+(declare-function org-back-to-heading "org" (&optional invisible-ok))
+(declare-function org-next-visible-heading "org" (arg))
 
 (defvar org-babel-tangle-lang-exts)
 (add-to-list 'org-babel-tangle-lang-exts '("latex" . "tex"))
@@ -61,7 +68,6 @@
     (pdfpng       . :any)
     (pdfwidth     . :any)
     (headers      . :any)
-    (packages     . :any)
     (buffer       . ((yes no))))
   "LaTeX-specific header arguments.")
 
@@ -104,10 +110,17 @@ exporting the literal LaTeX source."
   :type 'function)
 
 (defcustom org-babel-latex-pdf-svg-process
-  "inkscape --pdf-poppler %f -T -l -o %O"
+  "inkscape \
+--pdf-poppler \
+--export-area-drawing \
+--export-text-to-path \
+--export-plain-svg \
+--export-filename=%O \
+%f"
   "Command to convert a PDF file to an SVG file."
   :group 'org-babel
-  :type 'string)
+  :type 'string
+  :package-version '(Org . "9.6"))
 
 (defcustom org-babel-latex-htlatex-packages
   '("[usenames]{color}" "{tikz}" "{color}" "{listings}" "{amsmath}")