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Diffstat (limited to 'elpa/org-9.5.2/ob-perl.el')
-rw-r--r-- | elpa/org-9.5.2/ob-perl.el | 156 |
1 files changed, 0 insertions, 156 deletions
diff --git a/elpa/org-9.5.2/ob-perl.el b/elpa/org-9.5.2/ob-perl.el deleted file mode 100644 index 4d405a8..0000000 --- a/elpa/org-9.5.2/ob-perl.el +++ /dev/null @@ -1,156 +0,0 @@ -;;; ob-perl.el --- Babel Functions for Perl -*- lexical-binding: t; -*- - -;; Copyright (C) 2009-2021 Free Software Foundation, Inc. - -;; Authors: Dan Davison -;; Eric Schulte -;; Maintainer: Corwin Brust -;; Keywords: literate programming, reproducible research -;; Homepage: https://orgmode.org - -;; This file is part of GNU Emacs. - -;; GNU Emacs is free software: you can redistribute it and/or modify -;; it under the terms of the GNU General Public License as published by -;; the Free Software Foundation, either version 3 of the License, or -;; (at your option) any later version. - -;; GNU Emacs is distributed in the hope that it will be useful, -;; but WITHOUT ANY WARRANTY; without even the implied warranty of -;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -;; GNU General Public License for more details. - -;; You should have received a copy of the GNU General Public License -;; along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>. - -;;; Commentary: - -;; Org-Babel support for evaluating perl source code. - -;;; Code: -(require 'ob) - -(defvar org-babel-tangle-lang-exts) -(add-to-list 'org-babel-tangle-lang-exts '("perl" . "pl")) - -(defvar org-babel-default-header-args:perl '()) - -(defvar org-babel-perl-command "perl" - "Name of command to use for executing perl code.") - -(defun org-babel-execute:perl (body params) - "Execute a block of Perl code with Babel. -This function is called by `org-babel-execute-src-block'." - (let* ((session (cdr (assq :session params))) - (result-params (cdr (assq :result-params params))) - (result-type (cdr (assq :result-type params))) - (full-body (org-babel-expand-body:generic - body params (org-babel-variable-assignments:perl params))) - (session (org-babel-perl-initiate-session session))) - (org-babel-reassemble-table - (org-babel-perl-evaluate session full-body result-type result-params) - (org-babel-pick-name - (cdr (assq :colname-names params)) (cdr (assq :colnames params))) - (org-babel-pick-name - (cdr (assq :rowname-names params)) (cdr (assq :rownames params)))))) - -(defun org-babel-prep-session:perl (_session _params) - "Prepare SESSION according to the header arguments in PARAMS." - (error "Sessions are not supported for Perl")) - -(defun org-babel-variable-assignments:perl (params) - "Return list of perl statements assigning the block's variables." - (mapcar - (lambda (pair) - (org-babel-perl--var-to-perl (cdr pair) (car pair))) - (org-babel--get-vars params))) - -;; helper functions - -(defvar org-babel-perl-var-wrap "q(%s)" - "Wrapper for variables inserted into Perl code.") - -(defvar org-babel-perl--lvl) -(defun org-babel-perl--var-to-perl (var &optional varn) - "Convert an elisp value to a perl variable. -The elisp value, VAR, is converted to a string of perl source code -specifying a var of the same value." - (if varn - (let ((org-babel-perl--lvl 0) (lvar (listp var))) - (concat "my $" (symbol-name varn) "=" (when lvar "\n") - (org-babel-perl--var-to-perl var) - ";\n")) - (let ((prefix (make-string (* 2 org-babel-perl--lvl) ?\ ))) - (concat prefix - (if (listp var) - (let ((org-babel-perl--lvl (1+ org-babel-perl--lvl))) - (concat "[\n" - (mapconcat #'org-babel-perl--var-to-perl var "") - prefix "]")) - (format "q(%s)" var)) - (unless (zerop org-babel-perl--lvl) ",\n"))))) - -(defvar org-babel-perl-buffers '(:default . nil)) - -(defun org-babel-perl-initiate-session (&optional _session _params) - "Return nil because sessions are not supported by perl." - nil) - -(defvar org-babel-perl-wrapper-method "{ - my $babel_sub = sub { - %s - }; - open my $BOH, qq(>%s) or die qq(Perl: Could not open output file.$/); - my $rv = &$babel_sub(); - my $rt = ref $rv; - select $BOH; - if (qq(ARRAY) eq $rt) { - local $\\=$/; - local $,=qq(\t); - foreach my $rv ( @$rv ) { - my $rt = ref $rv; - if (qq(ARRAY) eq $rt) { - print @$rv; - } else { - print $rv; - } - } - } else { - print $rv; - } -}") - -(defvar org-babel-perl-preface nil) - -(defvar org-babel-perl-pp-wrapper-method - nil) - -(defun org-babel-perl-evaluate (session ibody &optional result-type result-params) - "Pass BODY to the Perl process in SESSION. -If RESULT-TYPE equals `output' then return a list of the outputs -of the statements in BODY, if RESULT-TYPE equals `value' then -return the value of the last statement in BODY, as elisp." - (when session (error "Sessions are not supported for Perl")) - (let* ((body (concat org-babel-perl-preface ibody)) - (tmp-file (org-babel-temp-file "perl-")) - (tmp-babel-file (org-babel-process-file-name - tmp-file 'noquote))) - (let ((results - (pcase result-type - (`output - (with-temp-file tmp-file - (insert - (org-babel-eval org-babel-perl-command body)) - (buffer-string))) - (`value - (org-babel-eval org-babel-perl-command - (format org-babel-perl-wrapper-method - body tmp-babel-file)))))) - (when results - (org-babel-result-cond result-params - (org-babel-eval-read-file tmp-file) - (org-babel-import-elisp-from-file tmp-file '(16))))))) - -(provide 'ob-perl) - -;;; ob-perl.el ends here |