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  1. /*    Copyright (C) 1998-2003 XIAO, Gang of Universite de Nice - Sophia Antipolis
  2.  *
  3.  *  This program is free software; you can redistribute it and/or modify
  4.  *  it under the terms of the GNU General Public License as published by
  5.  *  the Free Software Foundation; either version 2 of the License, or
  6.  *  (at your option) any later version.
  7.  *
  8.  *  This program is distributed in the hope that it will be useful,
  9.  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  10.  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11.  *  GNU General Public License for more details.
  12.  *
  13.  *  You should have received a copy of the GNU General Public License
  14.  *  along with this program; if not, write to the Free Software
  15.  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  16.  */
  17.  
  18.         /* Interface Scilab to wims */
  19.  
  20. /*************** Customization: change values hereafter ****************/
  21.  
  22.         /* limit of input/output file sizes */
  23. #define fsizelim 131072
  24.         /* This string tells scilab to exit. */
  25. #define quitstring "\nquit\n"
  26.         /* The way to print a string in the program. */
  27. #define stringprinter "\"%s\"\n"
  28.         /* This is scilab home page. To be kept up to date. */
  29. #define homepage "http://scilabsoft.inria.fr/"
  30.         /* String to search for answers */
  31. char ans_str[]="\n-->";
  32.  
  33. char *nameofcmd="scilab -nw -ns";
  34. int precision=9;
  35. char header[]="\
  36. ";
  37.  
  38. struct {
  39.     char *wname;    char *defaultval;   char *setname;
  40. } setups[]={
  41.         {"w_scilab_precision",  "9",    "output_precision"}
  42. };
  43.  
  44.         /* names which are not allowed */
  45. char *illegal[]={
  46. };
  47.  
  48.         /* name parts which are not allowed */
  49. char *illpart[]={
  50. };
  51.  
  52. /***************** Nothing should need change hereafter *****************/
  53.  
  54. #define progname "scilab"
  55. #include "common.h"
  56. #include "common.c"
  57.  
  58.         /* check for security violations in command string */
  59. void check_parm(char *p)
  60. {
  61.     char *pp, *s;
  62.    
  63.           /* Underscore replacement */
  64.     for(pp=strchr(p,'_'); pp!=NULL; pp=strchr(pp+1,'_')) {
  65.         if(pp==p || !isalnum(*(pp-1))) *pp='K';
  66.     }
  67.     for(s=p;*s;s++) *s=tolower(*s);
  68.     find_illegal(p);
  69. }
  70.  
  71.         /* process and print Scilab output */
  72. void output(char *p)
  73. {
  74.     int i,n;
  75.     char *pp, *pe, *pt;
  76.  
  77.     for(pp=strstr(p,ans_str); pp; pp=pe) {
  78.         pp+=strlen(ans_str); pe=strstr(pp,ans_str);
  79.         if(pe) *pe=0;
  80.         pp=find_word_start(pp); if(memcmp(pp,"ans  =",strlen("ans  ="))==0) {
  81.             pp+=strlen("ans  ="); pp=find_word_start(pp);
  82.         }
  83.         if(pe!=NULL && pp>=pe) {
  84.             emptyline:
  85.             puts(""); continue;
  86.         }
  87.         n=strlen(pp); if(n==0) goto emptyline;
  88.           /* strip leading and trailing spaces */
  89.         while(isspace(*pp) && pp<pe) pp++;
  90.         pt=pp+strlen(pp)-1;
  91.         while(isspace(*pt) && pt>pp) *pt--=0;
  92.                 /* make every output one-line */
  93.         for(i=0;i<n;i++) {
  94.             if(*(pp+i)=='\n') *(pp+i)=';';
  95.         }
  96. /*      strip_zeros(pp); */
  97.         puts(pp);
  98.     }
  99. }
  100.  
  101. void about(void)
  102. {
  103.     char *p;
  104.  
  105.     prepabout(quitstring,outputfname,NULL);
  106.     if(readabout()>0) {
  107.         p=strchr(aboutbuf,'\n'); if(p!=NULL) *p=0;
  108.         p=strchr(aboutbuf,'('); if(p!=NULL) *p=0;
  109.         strip_trailing_spaces(aboutbuf);
  110.         printf("<A HREF=\"%s\">%s</A>",homepage,aboutbuf);
  111.     }
  112. }
  113.  
  114. char *dynsetup(char *ptr, char *end)
  115. {
  116.     int i;
  117.     char *p, *pp;
  118.     for(i=0;i<SETUP_NO;i++) {
  119.         p=getenv(setups[i].wname);
  120.         if(p!=NULL) for(pp=p;*pp;pp++) if(!isspace(*pp) && !isalnum(*pp)) p="";
  121.         if(p==NULL || *p==0) p=setups[i].defaultval;
  122.         snprintf(ptr,end-ptr,"%s=%s\n",setups[i].setname,p);
  123.         ptr+=strlen(ptr);
  124.         if(strstr(setups[i].wname,"scilab_precision")!=NULL)
  125.           precision=atoi(p);
  126.         if(precision<0) precision=-precision;
  127.     }
  128.     return ptr;
  129. }
  130.  
  131. int main(int argc,char *argv[])
  132. {
  133.     setenv("chroot","must",1);
  134.     setenv("sysmask","must",1);
  135.     must_chroot=1;
  136.     prepare1();
  137.     run();
  138.     return 0;    
  139. }
  140.  
  141.