EST_slist_aux.cc

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/*                      Author :  Paul Taylor                            */
/*                      Date   :  May 1994                               */
/*-----------------------------------------------------------------------*/
/*                 StrList/Vector i/o utility functions                  */
/*                                                                       */
/*=======================================================================*/

#include <cstdio>
#include <cctype>
#include <cstdlib>
#include <cstring>
#include <fstream>
#include <iostream>
#include "EST_types.h"
#include "EST_String.h"
#include "EST_Pathname.h"
#include "EST_string_aux.h"
#include "EST_cutils.h"
#include "EST_Token.h"

using namespace std;

int StrListtoFList(EST_StrList &s, EST_FList &f)
{
    EST_Litem *p;

    for (p = s.head(); p; p = p->next())
    if (!s(p).matches(RXdouble))
    {
        cout << 
        "Expecting a floating point value in StrListtoFlist(): got "
            << s(p) << endl;
        return -1;
    }
    else
        f.append(atof(s(p)));

    return 0;
}

int StrListtoIList(EST_StrList &s, EST_IList &il)
{
    EST_Litem *p;

    for (p = s.head(); p; p = p->next())
    if (!s(p).matches(RXint))
    {
        cout << 
        "Expecting a integer value in StrListtoIList(): got "
            << s(p) << endl;
        return -1;
    }
    else
        il.append(atoi(s(p)));

    return 0;
}

// read string list eclosed in brackets. Simply a place holder for
// future use with more complicate lists.
void BracketStringtoStrList(EST_String s, EST_StrList &l, EST_String sep)
{
    s.gsub("(", "");
    s.gsub(")", "");
    StringtoStrList(s, l, sep);
}
    
void StringtoStrList(EST_String s, EST_StrList &l, EST_String sep)
{
    EST_TokenStream ts;
    EST_String tmp;

    ts.open_string(s);

    (void)sep;
    if (sep != "")  // default is standard white space
    ts.set_WhiteSpaceChars(sep);
    ts.set_SingleCharSymbols(";");

    // modified by simonk - was appending an empty
    // string at end of list. 
    // unmodified back again by pault
    while (!ts.eof())
    l.append(ts.get().string());
        
    ts.close();
    return;
}
    
void StrListtoString(EST_StrList &l, EST_String &s, EST_String sep)
{
    for (EST_Litem *p = l.head(); p; p = p->next())
    s += l(p) + sep;
}
    
EST_read_status load_StrList(EST_String filename, EST_StrList &l)
{
    EST_TokenStream ts;
    EST_String s;

    if(ts.open(filename) != 0){
    cerr << "Can't open EST_StrList file " << filename << endl;
    return misc_read_error;
    }
    
    ts.set_SingleCharSymbols("");
    ts.set_PunctuationSymbols("");
    
    while (!ts.eof())
    l.append(ts.get().string());
    
    ts.close();
    return format_ok;
}

EST_write_status save_StrList(EST_String filename, EST_StrList &l, 
                  EST_String style)
{
    ostream *outf;
    EST_Litem *p;
    if (filename == "-")
      outf = &cout;
    else
      outf = new ofstream(filename);
    
    if (!(*outf))
    return write_fail;

    if (style == "words")
    {
    for (p = l.head(); p; p = p->next())
    {
        *outf << l(p);
        if (p->next() != 0)
        *outf << " ";
    }
    *outf << endl;
    }

    else if (style == "lines")
    for (p = l.head(); p; p = p->next())
        *outf << l(p) << endl;
    else
    {
    cerr << "Unknown style for writing StrLists: " << style << endl;
    return misc_write_error;
    }
    if (outf != &cout)
        delete outf;

    return write_ok;
}

int strlist_member(const EST_StrList &l,const EST_String &s)
{
    EST_Litem *p;
    for (p = l.head(); p != 0; p = p->next())
    if (l.item(p) == s)
        return TRUE;

    return FALSE;
}

long int strlist_index(const EST_StrList &l,const EST_String &s)
{
    EST_Litem *p;
    ssize_t j=0;
    for (p = l.head(); p != 0; p = p->next())
    {
    if (l.item(p) == s)
        return j;
    j++;
    }

    return -1;
}

void StrList_to_StrVector(EST_StrList &l, EST_StrVector &v)
{
    ssize_t len,i;

    len = l.length();
    v.resize(len);

    //EST_TBI *p;
    EST_Litem *p;
    for (p = l.head(),i=0; p != 0; p = p->next(),i++)
    v[i] = l(p);
}


void StrVector_to_StrList(EST_StrVector &v, EST_StrList &l)
{
    ssize_t i;
    l.clear();
    for (i=0;i<v.length();i++)
      l.append(v[i]);
}

/* FIXME: ssize_t is larger than long int because it is unsigned */
long int StrVector_index(const EST_StrVector &v,const EST_String &s)
{
    ssize_t i;
    for(i=0;i<v.length();i++)
    if(v(i) == s)
        return i;

    return -1;

}