2 #+author: Richard Westhaver
3 #+description: Core Library of Babel
4 #+setupfile: ../clean.theme
5 #+property: header-args :exports both :eval no-export
6 Welcome to the CC
[[https://www.gnu.org/software/emacs/manual/html_node/org/Library-of-Babel.html][Library of Babel]]. This file contains a collection of
7 code blocks which may be used by authors throughout our public
10 This library depends on the
[[vc:core][core]] being properly installed and the
11 =core/emacs= init system loaded in emacs. See
[[vc:home][home]] for details.
13 To load the library itself use
~C-c C-v i~ while visiting this file in
14 an org-mode buffer or
=org-babel-lob-ingest= from elisp.
17 :ID: 70334979-e1fd-442d-815f-9eeb7d21ef4f 20 #+begin_src emacs-lisp :var input="" 25 :ID: dade8198-f8ff-4ae9-a52d-becdc1a9c3ce 28 #+begin_src emacs-lisp :var file="" :var format="" 29 (if (string= format "csv")
31 (org-table-import (expand-file-name file) nil)
34 (insert-file-contents (expand-file-name file))
39 :ID: a866820f-e67c-49aa-ba7d-697c4f708654 42 #+begin_src emacs-lisp :var data="" :var file="" :var ext='() 43 (cl-flet ((echo (r) (if (stringp r) r (format "%S" r))))
45 (case (and (listp data)
46 (or ext (intern (file-name-extension file))))
47 ('tsv (insert (orgtbl-to-tsv data '(:fmt echo))))
48 ('csv (insert (orgtbl-to-csv data '(:fmt echo))))
49 (t (org-babel-insert-result data)))))
54 :ID: 063109d3-3bb1-45b3-b963-6b306776798c 57 #+begin_src emacs-lisp :var file='() :var url='() 61 (org-babel-with-temp-filebuffer file
62 (goto-char (point-min))
68 (goto-char (point-min))
74 :ID: e21d6130-804d-4ac7-bccf-8303fd33f509 77 #+begin_src emacs-lisp :var headline="" :var file='() 79 (when file (get-file-buffer file))
80 (org-open-link-from-string (org-make-link-string headline))
82 (org-narrow-to-subtree)
87 :ID: e35c9901-73b6-4794-8900-42860378c7dd 90 #+begin_src emacs-lisp :var table="" 91 (apply #'mapcar #'list (list table))
93 * all-to-string :table: 95 :ID: a122b2bd-abd6-4486-97c8-242e6534e5a8 98 #+begin_src emacs-lisp :var tbl='() 99 (defun all-to-string (tbl)
101 (mapcar #'all-to-string tbl)
107 * systemd-list-units :os: 109 :ID: 3b23c98d-a286-4988-846d-2dab3d25803d 111 #+name: systemd-list-units
112 #+begin_src sh :results replace 113 systemctl list-units --state=running | grep -v systemd | awk '{print $1}' | grep service
118 :ID: 70008815-9634-48ca-b672-b8dcf2a44074 121 #+begin_src shell :dir "." 130 :ID: be755790-f367-4654-87e5-cd2927bfef45 133 #+begin_src shell :dir "." 142 :ID: 7e9f492e-224a-4cf5-b36d-828ccedc630a 145 #+begin_src emacs-lisp 151 :ID: 670e9855-f8d2-43eb-86af-3ef7292f90b9 154 #+begin_src shell :dir "." :results table replace 155 input=`tokei -C -o json`
156 echo $input | jq -r '.["Total"] | .code, .comments, .blanks'
166 :ID: ff9682f0-bb64-427f-a87d-e0c655f9fdc9 169 #+begin_src shell :dir "." :results output table replace 170 input=`tokei -C -o json`
171 echo $input | jq -r '.["Total"].children | keys[]'
177 * sum-str-nums :util: 179 :ID: d3c4ac69-337f-430b-a4db-760504f099ea 182 #+begin_src emacs-lisp :var str=lines() 186 for i in (split-string str) do
187 (setf tot (+ tot (string-to-number i)))
193 :ID: 0ee5b499-6f0b-4e15-8c6e-4876e90c20a9 196 #+begin_src emacs-lisp 197 (let* ((ast (org-element-parse-buffer)) ;; built up the abstract syntax tree of the org buffer
198 item-types ; all occuring item types. It could be that some task has more item types than another.
199 tasks ; accumulation list for the tasks
200 current-task ; name of the current task (header of level 1)
201 task-items) ; items of the current task
202 (org-element-map ast 'headline
204 (cl-case (org-element-property :level hl)
205 (1 ; We assume here that headers of level 1 are tasks.
206 (when current-task ; registering the old task
207 (setq tasks (cons (cons current-task (nreverse task-items)) tasks)))
208 (setq current-task (org-element-property :raw-value hl) ; preparing the new task
211 (let ((item-type (org-element-property :raw-value hl)))
212 (setq item-types (cons item-type item-types))
213 (setq task-items (cons (cons item-type (org-element-property :todo-keyword hl))
215 (setq tasks (nreverse (cons (cons current-task (nreverse task-items)) tasks)) ;add the last task
216 item-types (sort (cl-remove-duplicates (nreverse item-types) :test 'string-equal) ; list of unique item types
217 #'string<)) ;;Sorting the items lexicographical. Other criteria could be applied.
219 ;; generating the output table:
222 (cons "Item" (mapcar #'car tasks)) ; header
226 ;; mapping the items to the todo states associated to the tasks:
231 (let ((todo-status (cdr (assoc-string item-type task))))
237 * org-headlines-map :org: 239 :ID: 05955228-ca76-48bc-b769-f648b4310a9c 241 #+name: org-headlines-map
243 (org-element-map (org-element-parse-buffer 'headline)
246 (let ((parent (org-element-property :parent hl)))
247 (and (eq (org-element-type parent) 'headline)
248 (list (org-element-property :title parent) (org-element-property :title hl))))))
254 #+begin_src bash :var str="" 255 # remove leading whitespace characters
256 str="${str#"${str%%[![:space:]]*}"}"
257 # remove trailing whitespace characters
258 str="${str%"${str##*[![:space:]]}"}"
267 #+begin_src shell :dir "~/comp/core" :var key=":id" :results replace 268 echo $(skel show $key)
272 : 15bc-b763-ec92-1cf5
275 : (core lisp rust emacs c)
276 * project-root :project: 278 #+begin_src emacs-lisp :var project=(project-current) 279 (project-root project)
282 #+RESULTS: project-root
285 * project-name :project: 287 #+begin_src emacs-lisp :var project="." 288 (project-name (project-current nil project))
294 * project-vc :project: 296 #+begin_src emacs-lisp :var project=(project-current) 300 #+RESULTS: project-vc
303 * project-list :project: 305 #+begin_src emacs-lisp 309 #+RESULTS: project-list
312 | ~/.emacs.d/elpa/corfu-terminal/ | 314 | ~/comp/scratch/zig-pg/ | 315 | ~/comp/scratch/wam/ | 316 | ~/comp/scratch/vdeplug4/ | 317 | ~/comp/scratch/tmux/ | 318 | ~/comp/scratch/scryer-prolog/ | 319 | ~/comp/scratch/screamer/ | 320 | ~/comp/scratch/rerun/ | 321 | ~/comp/scratch/r8k/ | 322 | ~/comp/scratch/qemu/ | 323 | ~/comp/scratch/octatrack/ | 324 | ~/comp/scratch/nu_plugin_quic/ | 325 | ~/comp/scratch/mpk/ | 326 | ~/comp/scratch/lemmy/ | 327 | ~/comp/scratch/io-uring/ | 328 | ~/comp/scratch/infodb/ | 329 | ~/comp/scratch/hy/ | 330 | ~/comp/scratch/hg/ | 331 | ~/comp/scratch/hackrf/ | 332 | ~/comp/scratch/gengat/ | 333 | ~/comp/scratch/fin/ | 334 | ~/comp/scratch/egui/ | 335 | ~/comp/scratch/egui-video/ | 336 | ~/comp/scratch/dev/ | 337 | ~/comp/scratch/davfs2/ | 338 | ~/comp/scratch/crust-0/ | 339 | ~/comp/scratch/cepl.examples/ | 340 | ~/comp/scratch/cc-install/ | 341 | ~/comp/scratch/blok/ | 342 | ~/comp/scratch/archiso/ | 343 | ~/comp/scratch/arch-boxes/ | 346 | ~/comp/org/notes/ | 349 | ~/comp/org/archive/ | 351 | ~/comp/infra/.stash/src/emacs/ | 357 | ~/.emacs.d/elpa/org-glossary/ | 359 | ~/.emacs.d/elpa/eglot-x/ | 361 * project-details :project: 362 #+name: project-details
363 #+begin_src emacs-lisp :var project="." 364 (let* ((project (project-current nil project))
365 (name (project-name project))
366 (root (project-root project))
367 (vc-type (downcase (symbol-name (cadr project))))
368 (age (org-sbe hg-log-age ''(dir root)))
369 (rev (org-sbe hg-rev ''(dir root)))
370 (num (org-sbe hg-id-num ''(dir root)))
371 (tags (org-sbe skel-show (key "':tags'") ''(dir root)))
372 (id (org-sbe skel-show (key "':id'") ''(dir root)))
373 (version (org-sbe skel-show (key "':version'") ''(dir root)))
374 (description (org-sbe skel-show (key "':description'") ''(dir root)))
375 (vc (format ":%s [[https://vc.compiler.company/%s][vc.compiler.company/%s]] :rev %s"
377 (format "[[https://vc.compiler.company/%s/rev/%s][%s:%s]]" name rev rev num)))
378 (langs (mapcar (lambda (x) (downcase (format "%s" x))) (flatten (read (org-sbe langs ''(dir root))))))
379 (line-counts (flatten (read (org-sbe lines ''(dir root)))))
380 (line-sum (cl-reduce '+ line-counts))
381 (lines (format "%s :λ %s :# %s :_ %s" line-sum (pop line-counts) (pop line-counts) (pop line-counts))))
385 (description ,description)
396 #+RESULTS: project-details
397 |-------------+---------------------------------------------------| 400 | description | The Compiler Company Core | 401 | skel-id | 15bc-b763-ec92-1cf5 | 402 | root | ~/comp/org/meta/ | 403 | vc | :hg [[https://vc.compiler.company/meta][vc.compiler.company/meta]] :rev [[https://vc.compiler.company/meta/rev/06698c6708de][06698c6708de:8+]] | 404 | tags | (core lisp rust emacs c) | 405 | updated | 3 days ago | 407 | lines | 1768 :λ 1632 :# 3 :_ 133 | 408 |-------------+---------------------------------------------------| 412 :ID: e2ff9dcf-8340-48b8-a1a6-e0036cbcc495 415 #+begin_src python :var tab="" :results table :colnames yes :hlines yes :exports results :eval no-export 420 #+begin_src sh :results replace table :dir "." :colnames yes :hlines yes :post format-files-tbl(*this*) 421 ls -lh $PWD --time-style=long-iso \
422 |awk '{if (NR!=1) print $8, $5, $6"-"$7}' \
423 |awk 'BEGIN{print "file size updated"}{print $0}'
427 | file | size | updated | 428 |---------------+------+------------------| 429 | babel.org | 24K | 2024-09-07-19:45 | 430 | business.org | 803 | 2024-08-19-21:19 | 431 | glossary.org | 1.2K | 2024-09-06-15:35 | 432 | mindset.org | 119 | 2024-08-15-21:20 | 433 | pitch.org | 1.6K | 2024-08-11-17:16 | 434 | readme.org | 1.1K | 2024-08-27-21:13 | 435 | style.org | 3.2K | 2024-08-21-16:18 | 436 | tech.org | 3.6K | 2024-08-21-18:16 | 437 | ulang.org | 12K | 2024-09-06-16:12 | 438 | workflows.org | 7.5K | 2024-09-03-16:59 | 442 :ID: 4c824478-0eaa-49b9-905f-2c9a6d4220eb 444 #+begin_src sh :results table replace 447 echo "$i|" | sed '0,/=/s//|/'
453 :ID: 8c1ecc68-ca25-4e72-81d8-415a43e59ae4 456 #+begin_src elisp :results output :var key="HOME" 463 * org-current-h1-title :org: 465 :ID: ae61e7ed-c9ed-414c-8a5f-12b1702f018e 467 #+name: org-current-h1-title
468 #+begin_src emacs-lisp :results value 469 (org-element-property :title (save-excursion (org-up-heading-safe) (org-element-at-point)))
472 #+RESULTS: org-current-h1-title
473 : org-current-h1-title
475 * get-emacs-version :emacs: 477 :ID: af3d83a1-31bd-41b4-be35-c1f33507fd8d 479 #+name: get-emacs-version
480 #+begin_src elisp :results output 481 (princ (concat (format "%s\n" (emacs-version))
482 (format "Org v%s" (org-version))))
487 :ID: b2d9f6f0-2ac7-4e45-abbe-b32cc2d0f7aa 489 #+name: vc-buffer-log
490 #+header: :var limit=-1
491 #+header: :var buf=(buffer-name (current-buffer))
492 #+begin_src emacs-lisp 493 ;; Most of this code is copied from vc.el vc-print-log
495 (when (vc-find-backend-function
496 (vc-backend (buffer-file-name (get-buffer buf))) 'print-log)
501 (with-current-buffer (get-buffer buf)
502 (setq vc-fileset (vc-deduce-fileset t)) ; FIXME: Why t? --Stef
503 (setq backend (car vc-fileset))
504 (setq files (cadr vc-fileset)))
506 (let ((status (vc-call-backend
507 backend 'print-log files (current-buffer))))
508 (when (and (processp status) ; Make sure status is a process
509 (= 0 (process-exit-status status))) ; which has not terminated
510 (while (not (eq 'exit (process-status status)))
516 :ID: 8119cf43-f2e7-4829-939c-fc4e8531ae6c 519 #+begin_src sh :dir "." 520 hg log -l 1 --template '{node|short}'
527 :ID: 9602faee-5522-445b-a568-be603e20a978 530 #+begin_src shell :dir "." 539 :ID: 8492f4fb-51a6-4221-8705-a15eb5a50ed4 542 #+begin_src shell :dir "." 543 hg log -l1 --template "{date|age}"
546 #+RESULTS: hg-log-age
551 #+begin_src shell :dir "~/comp/core" :results output 552 hg churn -f "%Y-%m" -s
557 2023-10 36394 ************************************
558 2023-11 12777 ************
559 2023-12 61624 *************************************************************
562 2024-03 27292 ***************************
563 2024-04 23322 ***********************
564 2024-05 24141 ***********************
565 2024-06 17608 *****************
566 2024-07 9757 *********
567 2024-08 16177 ****************
573 #+begin_src shell :dir "." 588 | :PUSH | /home/ellis/.stash/scripts/wg-gen-keys.sh | 589 | :PUSH | /home/ellis/.stash/scripts/upgrade.sh | 590 | :PUSH | /home/ellis/.stash/scripts/sc.sh | 591 | :PUSH | /home/ellis/.stash/scripts/rec.sh | 592 | :PUSH | /home/ellis/.stash/scripts/port-scan.sh | 593 | :PUSH | /home/ellis/.stash/scripts/podman-machine-default-update.sh | 594 | :PUSH | /home/ellis/.stash/scripts/pacman-pkgsearch.sh | 595 | :PUSH | /home/ellis/.stash/scripts/nfs-export.sh | 596 | :PUSH | /home/ellis/.stash/scripts/new-mail.sh | 597 | :PUSH | /home/ellis/.stash/scripts/genfstab.sh | 598 | :PUSH | /home/ellis/.stash/scripts/gen-libera-cert.sh | 602 :ID: 7b311df4-83a3-489d-89a0-929928bce051 606 emacs -Q --batch --eval "
609 (dolist (file command-line-args-left)
610 (with-current-buffer (find-file-noselect file)
611 (org-babel-tangle))))
615 * make-dot-tree :dot: 617 :ID: 5588f446-2d7a-4261-b829-68effd3778ac 619 #+name: make-dot-tree
620 #+begin_src emacs-lisp :var table=org-headlines-map() :results output 621 (mapcar #'(lambda (x)
622 (princ (format "\"%s\" -> \"%s\";\n" (cl-first x) (cl-second x))))
628 :ID: a51c943d-0f01-4c8f-96ec-db28ae7fef26 631 #+begin_src dot :file /tmp/tree.png :cmdline -Kdot -Tpng :var input=make-dot-tree() :eval no-export 642 :ID: 9ffd1d10-ffad-486e-9d7d-82422342b9ff 645 #+begin_src emacs-lisp :results silent :eval no-export 646 (unless (slime-connected-p) (slime))
647 (slime-eval '(ql:quickload :user))
648 (slime-repl-set-package "USER")
652 :ID: 334dae41-5c35-48bd-8368-71d79f5e48d8 655 #+begin_src emacs-lisp :results silent :eval no-export 656 (unless (slime-connected-p) (slime))
657 (slime-eval '(ql:quickload :std))
658 (slime-repl-set-package "STD-USER")
662 :ID: ff559b09-1c18-422c-a0ae-681180f685cf 665 #+begin_src emacs-lisp :results silent :eval no-export 666 (unless (slime-connected-p) (slime))
667 (slime-eval '(ql:quickload :core/tests))
668 (slime-repl-set-package "CORE/TESTS")
670 * cargo-update-dir :rust: 672 :ID: 67dc87bb-a27b-46e4-a02f-58daac514630 674 #+name: cargo-update-dir
675 #+begin_src sh :var dir=() 676 # update all crates in dir
680 (*/*) dir=./${0%/*};;
684 find "$dir/.." -name Cargo.toml -execdir cargo update \;
686 * rust-target-triple :rust: 688 :ID: 02f96ff2-c607-4889-979c-943203b8ad65 690 #
+name: rust-target-triple 692 rustc -vV | sed -n -e 's/^host: //p' 694 * post-align-table :table: 696 :ID: d8a3cc05-a4ec-4820-935d-63f676ee32a3 698 #+NAME: post-align-tables 699 #+header: :var text="|5|22222|\n|0||\n|12|45|\n|---\n|||\n#+TBLFM:@>$1=vsum(@1..@-1)\n\n|1|22222|\n|0||\n|12|45|\n" 700 #+BEGIN_SRC emacs-lisp :results value :exports both 703 (cl-assert text nil "PostAlignTables received nil instead of text ") 705 (beginning-of-buffer) 708 (search-forward-regexp org-table-any-line-regexp nil t) 710 (org-table-recalculate 'iterate) 711 (goto-char (org-table-end))) 714 * insert-table-from-file :table:fs: 716 :ID: bde8705d-0969-493d-91b9-51a93ae09efa 718 #+NAME: insert-table-from-file 719 #+HEADER: :var tname="table" fname="/tmp/tbl.org" newcaption="" newattr="" newname="" 720 #+BEGIN_SRC elisp :results output drawer 721 (let* ((klist (cl-remove-if (lambda (x) (equal (cadr x) "")) 722 `(("ATTR_LATEX" ,newattr) ("CAPTION" ,newcaption) ("NAME" ,newname)))) 726 (insert-file-contents fname) 727 (goto-char (point-min)) 728 (unless (re-search-forward 729 (concat "^[ \t]*#\\+\\(tbl\\)?name:[ \t]
*" 730 (regexp-quote tname) "[ \t]*$")
732 (user-error "Can't find table named %s in file" tname fname))
734 (let ((tstart (match-beginning 0))
736 (while (looking-at "^[ \t]
*#\\+\\([^:]+\\): *\\(.
*\\)") 737 (add-to-list 'klist `(,(upcase (match-string 1)) ,(match-string 2))) 738 (delete-region (point) (line-end-position)) 740 (unless (looking-at org-table-line-regexp) 742 (user-error "no table at location of %s, Looking-at: '%s'" tname (match-string 0)))
743 (goto-char (org-table-end))
744 (while (looking-at-p "^[ \t]
*#\\+TBLFM:") 746 (buffer-substring tstart (point)))))) 747 (setq klist (nreverse klist)) ;; reverse for giving priority to new user settings 748 (dolist (elem '("NAME" "CAPTION" "ATTR_LATEX")) 749 (when (assoc elem klist) 750 (princ (format "#+%s: %s\n" elem (cadr (assoc elem klist)))))) 753 * filter-table :table:
755 :ID: cec80330-99c3-4dab-9b13-bb0a520ace73 758 #+HEADER: :var tbl="" col=0 vals=""
759 #+BEGIN_SRC elisp :results value :colnames y 760 (let ((lst (split-string vals)))
761 (concatenate 'list (loop for row in tbl
762 if (member (let ((field (nth col row)))
764 (number-to-string field)
766 collect row into newtbl
767 ;; else do (princ (format "%s: %s\n" (nth col row) lst))
768 finally return newtbl)))
770 * filter-table-re :table:rx: 772 :ID: 61e82902-3108-4cee-8e02-3e9d6770f5cb 774 #+NAME: filter-table-re
775 #+HEADER: :var tbl="" col=0 vals=".*"
776 #+BEGIN_SRC elisp :results value :colnames y 777 (let ((lst (split-string vals)))
778 (concatenate 'list (loop for row in tbl
779 if (let* ((rawfield (nth col row))
780 (field (if (numberp rawfield)
781 (number-to-string rawfield)
783 (loop for regx in lst
784 when(string-match-p regx field) return 't
786 collect row into newtbl
787 ;; else do (princ (format "%s: %s\n" (nth col row) lst))
788 finally return newtbl)))
790 * group-table :table: 792 :ID: d1cb8d5d-14bc-4fbe-baf0-ff819d51ec4c 795 #+HEADER: :var tbl="" grp="Name" op="sum" rescols="B"
796 #+BEGIN_SRC python :results output verbatim drawer :colnames no 799 import orgbabelhelper as obh
803 df = obh.orgtable_to_dataframe(tbl)
804 grparr = re.split(r",\s*", grp)
805 #print re.split(r",\s*", rescols) + [grp]
806 df = df[re.split(r",\s*", rescols) + grparr]
808 assert elem in df.columns, "Error: group column %s not in table columns %s" % (elem, ",".join(df.columns))
811 res = df.groupby(grparr).sum()
813 error("operation %s not implemented" % op)
816 print(obh.dataframe_to_orgtable(res))
821 :ID: 57196c4d-a275-4023-8462-a5847676347c 823 #+NAME: lobInsertFile
824 #+HEADER: :var filename="/tmp/foo"
825 #+begin_src elisp :results value raw drawer 826 (cl-labels ((wrap-src
828 (list (format "#+BEGIN_SRC %s :eval never :exports source\n" lang)
831 (pcase (file-name-extension filename)
832 ("py" (wrap-src "python"))
833 (".el" (wrap-src "emacs-lisp"))
834 (t '("#+BEGIN_EXAMPLE\n" "#+END_EXAMPLE\n")))))
836 (goto-char (point-min))
837 (insert (format-time-string "# inserted at %Y-%m-%d %H:%M:%S\n"))
838 (insert (car wrappers))
839 (insert-file-contents filename)
840 (goto-char (point-max))
841 (insert (car (cdr wrappers)))