+++ /dev/null
- /******************************************************************/
- /* Copyright (C) 2000, HELM Team */
- /* */
- /* This file is part of HELM, an Hypertextual, Electronic */
- /* Library of Mathematics, developed at the Computer Science */
- /* Department, University of Bologna, Italy. */
- /* */
- /* HELM 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 */
- /* 2 of the License, or (at your option) any later version. */
- /* */
- /* HELM 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 HELM; if not, write to the Free Software */
- /* Foundation, Inc., 59 Temple Place - Suite 330, Boston, */
- /* MA 02111-1307, USA. */
- /* */
- /* For details, see the HELM World-Wide-Web page, */
- /* http://cs.unibo.it/helm/. */
- /******************************************************************/
-
- /***************************************************************/
- /* META_LEXAN */
- /* Automatic Metadata Extractor */
- /* First draft 11/12/2001, by Andrea Asperti */
- /***************************************************************/
-
- /***************************************************************/
- /* 1. Inclusion of header files. */
- /***************************************************************/
-
-%{
-#include <string.h>
-#include <stdlib.h>
-#include "sthandler.h"
-%}
-
- /***************************************************************/
- /* 2. Constants and Variables Definitions */
- /***************************************************************/
-
-%{
-#define NOWHERE 0
-#define CONST 1
-#define MUTIND 2
-#define MUTCONSTRUCT 3
-
-#define INBODY 0
-#define MAINHYP 1
-#define INHYP 2
-#define INCONCL 3
-#define MAINCONCL 4
-#define INTYPE 5
-#define NOTFOUND 6
-
-#define BEFORE 0
-#define HERE 1
-#define AFTER 2
-
-
-int where = NOWHERE;
-int found = NOTFOUND;
-int position = INBODY;
-int first_child = BEFORE;
-int no_open_source =0;
-int tmp_n;
-char sep = '"';
-char *xpointer = "#xpointer(1/";
-char *uri;
-char *tmp;
-%}
-
- /***************************************************************/
- /* 3. Regular definitions. */
- /***************************************************************/
-
-uri [^"]+
-digits [0-9]+
-
- /***************************************************************/
- /* 4. Rules. */
- /***************************************************************/
-
-
-
-%%
-
-"<type>" {
- position = INTYPE;
- first_child = BEFORE;
- }
-
-"<source" {
- if ((position == INTYPE) ||
- (position == INHYP))
- { position = INHYP;
- no_open_source++;};
- /* printf("source %d\n", no_open_source); */
- }
-
-"</source>" {
- if (position == INHYP)
- {
- no_open_source--;
- /* printf("source %d\n", no_open_source); */
- if (no_open_source == 0)
- { position = INTYPE;
- first_child = BEFORE; };
- };
- }
-
-
-"<body>" {
- position = INBODY;
- }
-
-.|\n {
- }
-
-"<APPLY" {
- if (first_child == BEFORE)
- first_child = HERE;
- else if (first_child == HERE)
- first_child = AFTER;
- }
-
-"<LAMBDA" |
-"<REL" |
-"<MUTCASE" |
-"<FIX" |
-"<COFIX" {
- if ((first_child == BEFORE) || (first_child == HERE))
- first_child = AFTER;
- }
-
-"<CONST" {
- if (position == INTYPE) /* CONST on the spine */
- position = INCONCL;
- if (first_child == BEFORE)
- first_child = HERE;
- where = CONST;
- }
-
-"<MUTIND" {
- if (position == INTYPE) /* MUTIND on the spine */
- position = INCONCL;
- if (first_child == BEFORE)
- first_child = HERE;
- where = MUTIND;
- }
-
-"<MUTCONSTRUCT" {
- if (position == INTYPE) /* MUTCONSTRUCT on the spine */
- position = INCONCL;
- if (first_child == BEFORE)
- first_child = HERE;
- where = MUTCONSTRUCT;
- }
-
-"uri=\""{uri} {
- uri=(char *)malloc((sizeof('a')*200));
- strcpy(uri,yytext);
- strsep(&uri,&sep);
- if (where == CONST)
- {
- search(uri,first_child,position);
- where = NOWHERE;
- first_child = AFTER;
- free(uri);
- };
- }
-
-"noType=\""{digits} {
- if ((where == MUTIND) || (where == MUTCONSTRUCT))
- { strsep(&yytext,&sep);
- tmp=(char *)malloc((sizeof(sep)*(strlen(yytext)+1)));
- strcpy(tmp,yytext);
- tmp_n = atoi(tmp)+1;
- sprintf(tmp,"%d",tmp_n);
- strcat(uri,"#xpointer(1/");
- strcat(uri,tmp);
- };
- if (where == MUTIND)
- {
- strcat(uri,")");
- search(uri,first_child,position);
- free(uri);
- free(tmp);
- where = NOWHERE;
- first_child = AFTER;};
- }
-
-"noConstr=\""{digits} {
- if (where == MUTCONSTRUCT)
- { strsep(&yytext,&sep);
- tmp=(char *)malloc((sizeof(sep)*(strlen(yytext)+1)));
- strcpy(tmp,yytext);
- strcat(uri,"/");
- strcat(uri,tmp);
- strcat(uri,")");
- search(uri,first_child,position);
- free(uri);
- free(tmp);
- where = NOWHERE;
- first_child = AFTER;};
- }
-
-
-
-%%
-
- /***************************************************************/
- /* 6. Auxiliary functions. */
- /***************************************************************/
-
-main(int argc, char *argv[])
-{
- init_symbol_table();
- yylex();
- printf("<?xml version=\"1.0\" encoding=\"ISO-8859-1\"?>\n\n");
- printf("<rdf:RDF xml:lang=\"en\" xmlns:rdf=\"http://www.w3.org/1999/02/22-rdf-syntax-ns#\" xmlns:h=\"http:/www.cs.unibo.it/helm/schemas/schema-h.rdf#\">\n");
- printf("<h:Object rdf:about=\"");
- printf("%s",argv[1]);
- printf("\">\n");
- print_all();
- printf("</h:Object>\n");
- printf("</rdf:RDF>\n");
- }
-
-search(uri,first_child,position)
-char *uri;
-int first_child;
-int position;
-{
- if (first_child == HERE)
- {
- if (position == INHYP)
- found = search_bucket(uri,MAINHYP);
- else if (position == INCONCL)
- found = search_bucket(uri,MAINCONCL);
- /* if (found == NOTFOUND)
- printf( "pos = %d, uri = %s\n", MAINCONCL, uri); */
- }
- else found = search_bucket(uri,position);
- /* if (found == NOTFOUND)
- printf( "pos = %d, uri = %s\n", position, uri); */
- }
-
-int yywrap() {
- return 1;
- }
-
-
-
-
-
-
-
projects / helm.git / blobdiff