forked from mirrors/org-mode
e85080 is the last correct commit in the maint branch before releasing 7.8.04. The 7.8.05 release should be done from this commit.
163 lines
5.9 KiB
EmacsLisp
163 lines
5.9 KiB
EmacsLisp
;;; ob-fortran.el --- org-babel functions for fortran
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;; Copyright (C) 2011-2012 Sergey Litvinov, Eric Schulte
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;; Authors: Sergey Litvinov (based on ob-C.el by Eric Schulte), Eric Schulte
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;; Keywords: literate programming, reproducible research, fortran
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;; Homepage: http://orgmode.org
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;; Version: 7.8.03
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;; This program 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, or (at your option)
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;; any later version.
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;;
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;; This program 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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;;
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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs; see the file COPYING. If not, write to the
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;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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;; Boston, MA 02110-1301, USA.
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;;; Commentary:
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;; Org-Babel support for evaluating fortran code.
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;;; Code:
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(require 'ob)
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(require 'ob-eval)
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(require 'cc-mode)
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(declare-function org-entry-get "org"
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(pom property &optional inherit literal-nil))
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(defvar org-babel-tangle-lang-exts)
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(add-to-list 'org-babel-tangle-lang-exts '("fortran" . "F90"))
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(defvar org-babel-default-header-args:fortran '())
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(defvar org-babel-fortran-compiler "gfortran"
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"fortran command used to compile a fortran source code file into an
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executable.")
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(defun org-babel-execute:fortran (body params)
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"This function should only be called by `org-babel-execute:fortran'"
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(let* ((tmp-src-file (org-babel-temp-file "fortran-src-" ".F90"))
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(tmp-bin-file (org-babel-temp-file "fortran-bin-"))
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(cmdline (cdr (assoc :cmdline params)))
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(flags (cdr (assoc :flags params)))
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(full-body (org-babel-expand-body:fortran body params))
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(compile
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(progn
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(with-temp-file tmp-src-file (insert full-body))
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(org-babel-eval
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(format "%s -o %s %s %s"
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org-babel-fortran-compiler
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(org-babel-process-file-name tmp-bin-file)
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(mapconcat 'identity
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(if (listp flags) flags (list flags)) " ")
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(org-babel-process-file-name tmp-src-file)) ""))))
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((lambda (results)
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(org-babel-reassemble-table
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(if (member "vector" (cdr (assoc :result-params params)))
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(let ((tmp-file (org-babel-temp-file "f-")))
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(with-temp-file tmp-file (insert results))
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(org-babel-import-elisp-from-file tmp-file))
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(org-babel-read results))
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(org-babel-pick-name
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(cdr (assoc :colname-names params)) (cdr (assoc :colnames params)))
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(org-babel-pick-name
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(cdr (assoc :rowname-names params)) (cdr (assoc :rownames params)))))
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(org-babel-trim
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(org-babel-eval
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(concat tmp-bin-file (if cmdline (concat " " cmdline) "")) "")))))
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(defun org-babel-expand-body:fortran (body params)
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"Expand a block of fortran or fortran code with org-babel according to
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it's header arguments."
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(let ((vars (mapcar #'cdr (org-babel-get-header params :var)))
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(main-p (not (string= (cdr (assoc :main params)) "no")))
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(includes (or (cdr (assoc :includes params))
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(org-babel-read (org-entry-get nil "includes" t))))
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(defines (org-babel-read
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(or (cdr (assoc :defines params))
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(org-babel-read (org-entry-get nil "defines" t))))))
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(mapconcat 'identity
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(list
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;; includes
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(mapconcat
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(lambda (inc) (format "#include %s" inc))
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(if (listp includes) includes (list includes)) "\n")
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;; defines
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(mapconcat
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(lambda (inc) (format "#define %s" inc))
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(if (listp defines) defines (list defines)) "\n")
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;; body
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(if main-p
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(org-babel-fortran-ensure-main-wrap
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(concat
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;; variables
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(mapconcat 'org-babel-fortran-var-to-fortran vars "\n")
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body) params)
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body) "\n") "\n")))
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(defun org-babel-fortran-ensure-main-wrap (body params)
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"Wrap body in a \"program ... end program\" block if none exists."
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(if (string-match "^[ \t]*program[ \t]*.*" (capitalize body))
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(let ((vars (mapcar #'cdr (org-babel-get-header params :var))))
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(if vars (error "cannot use :vars if 'program' statement is present"))
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body)
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(format "program main\n%s\nend program main\n" body)))
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(defun org-babel-prep-session:fortran (session params)
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"This function does nothing as fortran is a compiled language with no
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support for sessions"
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(error "fortran is a compiled languages -- no support for sessions"))
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(defun org-babel-load-session:fortran (session body params)
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"This function does nothing as fortran is a compiled language with no
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support for sessions"
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(error "fortran is a compiled languages -- no support for sessions"))
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;; helper functions
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(defun org-babel-fortran-var-to-fortran (pair)
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"Convert an elisp val into a string of fortran code specifying a var
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of the same value."
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;; TODO list support
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(let ((var (car pair))
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(val (cdr pair)))
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(when (symbolp val)
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(setq val (symbol-name val))
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(when (= (length val) 1)
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(setq val (string-to-char val))))
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(cond
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((integerp val)
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(format "integer, parameter :: %S = %S\n" var val))
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((floatp val)
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(format "real, parameter :: %S = %S\n" var val))
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((or (integerp val))
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(format "character, parameter :: %S = '%S'\n" var val))
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((stringp val)
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(format "character(len=%d), parameter :: %S = '%s'\n"
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(length val) var val))
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((listp val)
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(format "real, parameter :: %S(%d) = %s\n"
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var (length val) (ob-fortran-transform-list val)))
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(t
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(error (format "the type of parameter %s is not supported by ob-fortran"
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var))))))
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(defun ob-fortran-transform-list (val)
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"Return a fortran representation of enclose syntactic lists."
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(if (listp val)
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(concat "(/" (mapconcat #'ob-fortran-transform-list val ", ") "/)")
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(format "%S" val)))
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(provide 'ob-fortran)
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;;; ob-fortran.el ends here
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