r9495: initial original representation format import

[umlisp-orf.git] / parse-macros.lisp

diff --git a/parse-macros.lisp b/parse-macros.lisp
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+++ b/parse-macros.lisp
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+;;;; -*- Mode: Lisp; Syntax: ANSI-Common-Lisp; Base: 10; Package: umlisp -*-
+;;;; *************************************************************************
+;;;; FILE IDENTIFICATION
+;;;;
+;;;; Name:     parse-macros.lisp
+;;;; Purpose:  Macros for UMLS file parsing
+;;;; Author:   Kevin M. Rosenberg
+;;;; Created:  Apr 2000
+;;;;
+;;;; $Id$
+;;;;
+;;;; This file, part of UMLisp, is
+;;;;    Copyright (c) 2000-2004 by Kevin M. Rosenberg, M.D.
+;;;;
+;;;; UMLisp users are granted the rights to distribute and use this software
+;;;; as governed by the terms of the GNU General Public License.
+;;;; *************************************************************************
+
+(in-package #:umlisp-orf)
+
+(defmacro with-umls-file ((line filename) &body body)
+"Opens a UMLS and processes each parsed line with (body) argument"
+  (let ((ustream (gensym "STRM-"))
+       (eof (gensym "EOF-")))
+    `(let ((,eof (gensym "EOFSYM-")))
+      (with-open-file
+         (,ustream (umls-pathname ,filename) :direction :input)
+       (do ((,line (read-umls-line ,ustream ,eof)
+                   (read-umls-line ,ustream ,eof)))
+           ((eq ,line ,eof) t)
+         ,@body)))))
+
+(defmacro with-buffered-umls-file ((line filename) &body body)
+  "Opens a UMLS and processes each parsed line with (body) argument"
+  (let ((ustream (gensym "STRM-"))
+       (buffer (gensym "BUF-"))
+       (eof (gensym "EOF-")))
+    `(let ((,buffer (make-fields-buffer))
+          (,eof (gensym "EOFSYM-")))
+      (with-open-file
+         (,ustream (umls-pathname ,filename) :direction :input)
+       (do ((,line (read-buffered-fields ,buffer ,ustream #\| ,eof)
+                   (read-buffered-fields ,buffer ,ustream #\| ,eof)))
+           ((eq ,line ,eof) t)
+         ,@body)))))
+
+(defmacro with-buffered2-umls-file ((line filename) &body body)
+  "Opens a UMLS and processes each parsed line with (body) argument"
+  (let ((ustream (gensym "STRM-"))
+       (buffer (gensym "BUF-"))
+       (eof (gensym "EOF-")))
+    `(let ((,buffer (make-fields-buffer2))
+          (,eof (gensym "EOFSYM-")))
+      (with-open-file
+         (,ustream (umls-pathname ,filename)
+          :direction :input :if-exists :overwrite)
+       (do ((,line (read-buffered-fields ,buffer ,ustream #\| ,eof)
+                   (read-buffered-fields ,buffer ,ustream #\| ,eof)))
+           ((eq ,line ,eof) t)
+         ,@body)))))