Subversion Repositories wimsdev

/*    Copyright (C) 1998-2003 XIAO, Gang of Universite de Nice - Sophia Antipolis

 *

 *  This program 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.

 *

 *  This program 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 this program; if not, write to the Free Software

 *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

 */

/* Interface gap to wims */

/*************** Customization: change values hereafter ****************/

/* limit of input/output file sizes */

#define fsizelim 131072

/* gap prompt string */

#define gapprompt "gap> "

/* This string tells gap to exit. */

#define quitstring "\nquit;\n"

/* The way to print a string in the program. */

#define stringprinter "Print(\"%s\\n\");\n"

/* This is GAP home page. To be kept up to date. */

#define homepage "http://www-gap.dcs.st-and.ac.uk/~gap"

char *nameofcmd="gap.sh -T -n";

int precision=20; /* default */

char header[]="\n\

";

struct {

    char *wname;    char *defaultval;

} setups[]={

};

/* names which are not allowed */

char *illegal[]={

      "Reread","Process","Exec","Filename","SaveWorkspace"

};

/* name parts which are not allowed */

char *illpart[]={

    "File", "Path", "Read", "To"

};

/***************** Nothing should need change hereafter *****************/

#define progname "gap"

#include "common.h"

#include "common.c"

/* check for security violations in command string */

void check_parm(char *pm)

{

    char *pp; int l;

/* Underscore replacement */

    for(pp=strchr(pm,'_'); pp!=NULL; pp=strchr(pp+1,'_')) *pp='K';

    strip_trailing_spaces(pm); l=strlen(pm);

    if(l>0 && pm[l-1]!=';') strcat(pm,";");

    find_illegal(pm);

}

/* process and print gap output */

void output(char *p)

{

    int i,n;

    char *pp, *pe, *pt;

    pp=strstr(p,gapprompt); if(pp==NULL) return;

    while((pt=strstr(pp,"\\\n"))!=NULL) ovlstrcpy(pt,pt+2);

    while(pp!=NULL) {

      pp+=strlen(gapprompt);

      pe=strstr(pp,gapprompt);

      if(pe>=pp) *pe=0;

      if(pe!=NULL && pp>=pe) {

          emptyline:

          puts(""); pp=pe; continue;

      }

      n=strlen(pp);

      if(n==0) goto emptyline;

/* make every output one-line */

      for(i=0;i<n;i++) {

          if(*(pp+i)=='\n') {

            if(*(pp+i+1)!='%') *(pp+i)=' ';

            else {*(pp+i)=0; break;}

          }

      }

/* strip leading and trailing spaces */

      while(isspace(*pp) && pp<pe) pp++;

      pt=pp+strlen(pp)-1;

      while(isspace(*pt) && pt>pp) *pt--=0;

      if(*pp=='[' && *pt==']') {

          *(pt--)=0; pp++;

      }

      puts(pp); pp=pe;

    }

}

void about(void)

{

/*    char *p;

*/

    printf("<a href=\"%s\">GAP4</a>",homepage); return;

/*    prepabout(quitstring,outputfname,NULL);

    if(readabout()>0) {

      p=strchr(aboutbuf,'\n'); if(p!=NULL) *p=0;

      strip_trailing_spaces(aboutbuf);

      printf("<A HREF=\"%s\">%s</A>",homepage,aboutbuf);

    }

*/

}

char *dynsetup(char *ptr, char *end)

{

    int i;

    char *p, *pp;

    for(i=0;i<SETUP_NO;i++) {

      p=getenv(setups[i].wname);

      if(p!=NULL) for(pp=p;*pp;pp++) if(!isspace(*pp) && !isalnum(*pp)) p="";

      if(p==NULL || *p==0) p=setups[i].defaultval;

    }

    return ptr;

}

int main(int argc,char *argv[])

{

    prepare1();

    run();

    return 0;

}