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* lisp/ox.el (org-export-table-dimensions): * lisp/ox-texinfo.el (org-texinfo-template): * lisp/ox-md.el (org-md-link): * lisp/ox-icalendar.el (org-icalendar-use-UTC-date-time-p): * lisp/ox-ascii.el (org-ascii-fixed-width): * lisp/org.el (org-context): * lisp/org-table.el (org-table-eval-formula) (org-table-export): * lisp/org-refile.el: * lisp/org-plot.el (org-plot/gnuplot-to-grid-data): * lisp/org-num.el (org-num): * lisp/org-mouse.el (org-mouse-popup-global-menu) (org-mouse-context-menu): * lisp/org-macro.el (org-macro): * lisp/org-lint.el (org-lint): * lisp/org-keys.el (org-keys): * lisp/org-duration.el: * lisp/org-clock.el (org-clock-get-last-clock-out-time) (org-clock-update-mode-line, org-find-open-clocks): * lisp/org-agenda.el (org-diary) (org-agenda-check-for-timestamp-as-reason-to-ignore-todo-item) (org-agenda-highlight-todo, org-cmp-alpha) (org-agenda-filter-by-category): * lisp/ol.el (org-link-expand-abbrev, ol): * lisp/ol-docview.el (ol-docview): * lisp/ol-bibtex.el (org-execute-file-search-in-bibtex) (org-bibtex, org-bibtex-read): * lisp/ol-bbdb.el (org-bbdb-anniversary-description): * lisp/ob-tangle.el (org-babel-tangle-jump-to-org): * lisp/ob-table.el (org-babel-table-truncate-at-newline): * lisp/ob-stan.el: * lisp/ob-sqlite.el (org-babel-sqlite-table-or-scalar): * lisp/ob-sql.el: * lisp/ob-shen.el: * lisp/ob-shell.el (org-babel-prep-session:shell) (org-babel-prep-session:shell): * lisp/ob-sed.el (org-babel-execute:sed) (org-babel-execute:sed): * lisp/ob-screen.el: * lisp/ob-sass.el: * lisp/ob-ruby.el (org-babel-prep-session:ruby) (org-babel-prep-session:ruby): * lisp/ob-ref.el (org-babel-ref-resolve, ob-ref): * lisp/ob-python.el (org-babel-prep-session:python) (org-babel-prep-session:python): * lisp/ob-plantuml.el: * lisp/ob-picolisp.el: * lisp/ob-perl.el: * lisp/ob-org.el: * lisp/ob-octave.el (org-babel-prep-session:octave) (org-babel-prep-session:octave) (org-babel-octave-evaluate-session): * lisp/ob-ocaml.el: * lisp/ob-mscgen.el (org-babel-execute:mscgen) (org-babel-execute:mscgen): * lisp/ob-maxima.el: (ob-maxima): * lisp/ob-matlab.el: * lisp/ob-makefile.el: * lisp/ob-lua.el (org-babel-prep-session:lua) (org-babel-prep-session:lua): * lisp/ob-lisp.el: * lisp/ob-ledger.el: * lisp/ob-latex.el (org-babel-expand-body:latex) (org-babel-expand-body:latex, ob-latex): * lisp/ob-js.el: * lisp/ob-java.el: * lisp/ob-io.el (org-babel-prep-session:io) (org-babel-prep-session:io): * lisp/ob-hledger.el: * lisp/ob-haskell.el: * lisp/ob-groovy.el (org-babel-groovy-wrapper-method) (org-babel-groovy-evaluate): * lisp/ob-gnuplot.el: * lisp/ob-fortran.el (org-babel-expand-body:fortran) (org-babel-expand-body:fortran): * lisp/ob-forth.el (org-babel-forth-session-execute): * lisp/ob-exp.el (ob-exp): * lisp/ob-eval.el: * lisp/ob-emacs-lisp.el: * lisp/ob-ebnf.el: * lisp/ob-dot.el: * lisp/ob-ditaa.el: * lisp/ob-css.el: * lisp/ob-core.el (org-babel-put-rownames): * lisp/ob-coq.el: * lisp/ob-comint.el: * lisp/ob-calc.el: * lisp/ob-awk.el: * lisp/ob-asymptote.el: * lisp/ob-abc.el: * lisp/ob-R.el (org-babel-prep-session:R): Formatting fixes.
156 lines
5.2 KiB
EmacsLisp
156 lines
5.2 KiB
EmacsLisp
;;; ob-perl.el --- Babel Functions for Perl -*- lexical-binding: t; -*-
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;; Copyright (C) 2009-2020 Free Software Foundation, Inc.
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;; Authors: Dan Davison
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;; Eric Schulte
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;; Keywords: literate programming, reproducible research
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;; Homepage: https://orgmode.org
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;; This file is part of GNU Emacs.
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;; GNU Emacs is free software: you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; GNU Emacs is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
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;;; Commentary:
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;; Org-Babel support for evaluating perl source code.
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;;; Code:
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(require 'ob)
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(defvar org-babel-tangle-lang-exts)
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(add-to-list 'org-babel-tangle-lang-exts '("perl" . "pl"))
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(defvar org-babel-default-header-args:perl '())
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(defvar org-babel-perl-command "perl"
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"Name of command to use for executing perl code.")
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(defun org-babel-execute:perl (body params)
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"Execute a block of Perl code with Babel.
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This function is called by `org-babel-execute-src-block'."
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(let* ((session (cdr (assq :session params)))
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(result-params (cdr (assq :result-params params)))
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(result-type (cdr (assq :result-type params)))
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(full-body (org-babel-expand-body:generic
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body params (org-babel-variable-assignments:perl params)))
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(session (org-babel-perl-initiate-session session)))
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(org-babel-reassemble-table
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(org-babel-perl-evaluate session full-body result-type result-params)
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(org-babel-pick-name
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(cdr (assq :colname-names params)) (cdr (assq :colnames params)))
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(org-babel-pick-name
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(cdr (assq :rowname-names params)) (cdr (assq :rownames params))))))
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(defun org-babel-prep-session:perl (_session _params)
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"Prepare SESSION according to the header arguments in PARAMS."
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(error "Sessions are not supported for Perl"))
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(defun org-babel-variable-assignments:perl (params)
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"Return list of perl statements assigning the block's variables."
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(mapcar
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(lambda (pair)
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(org-babel-perl--var-to-perl (cdr pair) (car pair)))
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(org-babel--get-vars params)))
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;; helper functions
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(defvar org-babel-perl-var-wrap "q(%s)"
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"Wrapper for variables inserted into Perl code.")
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(defvar org-babel-perl--lvl)
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(defun org-babel-perl--var-to-perl (var &optional varn)
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"Convert an elisp value to a perl variable.
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The elisp value, VAR, is converted to a string of perl source code
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specifying a var of the same value."
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(if varn
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(let ((org-babel-perl--lvl 0) (lvar (listp var)))
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(concat "my $" (symbol-name varn) "=" (when lvar "\n")
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(org-babel-perl--var-to-perl var)
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";\n"))
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(let ((prefix (make-string (* 2 org-babel-perl--lvl) ?\ )))
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(concat prefix
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(if (listp var)
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(let ((org-babel-perl--lvl (1+ org-babel-perl--lvl)))
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(concat "[\n"
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(mapconcat #'org-babel-perl--var-to-perl var "")
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prefix "]"))
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(format "q(%s)" var))
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(unless (zerop org-babel-perl--lvl) ",\n")))))
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(defvar org-babel-perl-buffers '(:default . nil))
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(defun org-babel-perl-initiate-session (&optional _session _params)
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"Return nil because sessions are not supported by perl."
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nil)
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(defvar org-babel-perl-wrapper-method "{
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my $babel_sub = sub {
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%s
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};
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open my $BOH, qq(>%s) or die qq(Perl: Could not open output file.$/);
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my $rv = &$babel_sub();
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my $rt = ref $rv;
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select $BOH;
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if (qq(ARRAY) eq $rt) {
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local $\\=$/;
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local $,=qq(\t);
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foreach my $rv ( @$rv ) {
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my $rt = ref $rv;
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if (qq(ARRAY) eq $rt) {
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print @$rv;
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} else {
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print $rv;
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}
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}
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} else {
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print $rv;
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}
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}")
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(defvar org-babel-perl-preface nil)
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(defvar org-babel-perl-pp-wrapper-method
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nil)
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(defun org-babel-perl-evaluate (session ibody &optional result-type result-params)
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"Pass BODY to the Perl process in SESSION.
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If RESULT-TYPE equals `output' then return a list of the outputs
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of the statements in BODY, if RESULT-TYPE equals `value' then
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return the value of the last statement in BODY, as elisp."
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(when session (error "Sessions are not supported for Perl"))
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(let* ((body (concat org-babel-perl-preface ibody))
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(tmp-file (org-babel-temp-file "perl-"))
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(tmp-babel-file (org-babel-process-file-name
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tmp-file 'noquote)))
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(let ((results
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(pcase result-type
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(`output
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(with-temp-file tmp-file
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(insert
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(org-babel-eval org-babel-perl-command body))
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(buffer-string)))
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(`value
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(org-babel-eval org-babel-perl-command
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(format org-babel-perl-wrapper-method
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body tmp-babel-file))))))
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(when results
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(org-babel-result-cond result-params
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(org-babel-eval-read-file tmp-file)
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(org-babel-import-elisp-from-file tmp-file '(16)))))))
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(provide 'ob-perl)
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;;; ob-perl.el ends here
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