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Hi, I have this backtrace, is it a libstdc++ bug, Am I doing something wrong ?
it happens when i try to delete an object that has an std::string member.
I'm attaching the source code in case it helps.
thanks,
Pablo
(gdb) backtrace
#0 0x400bab4b in std::basic_streambuf<char, std::char_traits<char>
>::xsputn(char const*, int) () from /usr/lib/libstdc++.so.5
#1 0x40079618 in std::basic_filebuf<char, std::char_traits<char>
>::xsputn(char const*, int) () from /usr/lib/libstdc++.so.5
#2 0x400ba7af in std::basic_streambuf<char, std::char_traits<char>
>::sputn(char const*, int) () from /usr/lib/libstdc++.so.5
#3 0x400aea44 in std::basic_ostream<char, std::char_traits<char> >&
std::operator<< <char, std::char_traits<char>, std::allocator<char>
>(std::basic_ostream<char, std::char_traits<char> >&, std::basic_string<char,
std::char_traits<char>, std::allocator<char> > const&) ()
from /usr/lib/libstdc++.so.5
#4 0x08050559 in ~CAttach (this=0x82efe50)
at /home/pablo/proyectos/lma/cuaderno/src/cclient.cpp:242
#5 0x08050424 in ~CMessage (this=0x82f1d28)
at /home/pablo/proyectos/lma/cuaderno/src/cclient.cpp:232
#6 0x08050153 in CClient::close() (this=0x82ec510)
at /home/pablo/proyectos/lma/cuaderno/src/cclient.cpp:211
#7 0x0804e6a4 in main (argc=3, argv=0xbffff804)
at /home/pablo/proyectos/lma/cuaderno/src/cuaderno.cpp:39
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/***************************************************************************
* Copyright (C) 2004 by Pablo Yaggi *
* pyaggi@xxxxxxxxxxxxxxxx *
* *
***************************************************************************/
#include <stdio.h>
#include <cstdlib>
#include <cclient.h>
#include <vector>
#include <fstream>
CClient::CClient()
{
mailbox=NULL;
}
CClient::~CClient()
{
if (mailbox)
close();
}
const char * CClient::lastError()
{
return error.data() ;
}
bool CClient::open (const char* url,const char* pass)
{
mail::account::openInfo accountOpenInfo;
accountOpenInfo.url=url;
accountOpenInfo.pwd=pass;
accountOpenInfo.extraString="";
accountOpenInfo.loginCallbackObj=NULL;
if (mailbox)
{
delete mailbox;
mailbox=NULL;
}
mailbox=new mail::ACCOUNT;
if (!mailbox->login(accountOpenInfo))
{
error=mailbox->getErrmsg();
mailbox=NULL;
return false;
}
std::cout << "yipi!!!\n";
return (true);
}
void CStore::store(size_t messageNumber, std::string messageContents)
{
rawData.append(messageContents);
}
void CStore::fixData()
{
int pos=0,posn;
// std::cout <<"\n******************************************************************************************\n";
while ((posn=rawData.find(0x0a,pos))!=std::string::npos)
{
// std::cout << "- " << rawData.substr(pos,posn-pos)+"\n";
data.push_back(rawData.substr(pos,posn-pos)+"\n");
pos=posn+1;
}
if (pos<rawData.size())
data.push_back(rawData.substr(pos));
}
bool CClient::receiveAll()
{
mail::ACCOUNT::FolderList folderList;
if (!mailbox->getTopLevelFolders(folderList))
{
error=mailbox->getErrmsg();
return false;
}
if (!mailbox->openFolder(folderList[0],NULL))
{
error=mailbox->getErrmsg();
return false;
}
int cant=mailbox->getFolderIndexSize();
for (int c=0;c<cant;c++)
{
CStore st;
mail::xenvelope e;
mail::mimestruct s;
e=mailbox->getMessageEnvelope(c);
s=mailbox->getMessageStructure(c);
class CMessage *m=new class CMessage;
m->setEnvelope(e);
msgs.push_back(m);
std::vector<size_t> v;
v.push_back(c);
mailbox->getMessageContent(v,false,false,true,(mail::ACCOUNT::Store&)st);
st.fixData();
if (m->parse(s,&st))
msgs.push_back(m);
else
delete m;
}
return (true);
}
bool CMessage::parse(mail::mimestruct m,class CStore *c,int level)
{
if (level==0)
{
if (!c->data.size())
return false;
parsing=0;
while (c->data[parsing]=="\n")
parsing++;
}
if (parsing>=c->data.size())
return false;
std::cout << "\n" << level << " mime_id: " << m.mime_id << " type: " << m.type << " subtype: " << m.subtype <<" content_id: " << m.content_id<<" content_lines: " << m.content_lines << " datasize: " << c->data.size() <<"\n";
if (level)
{
if (c->data.size()>=parsing+2 && c->data[parsing].find(c->data[parsing+2])!=std::string::npos )
parsing+=2;
int times=1;
if (m.messagerfc822())
times=2;
for (int tc=0;tc<times;tc++)
{
while (c->data[parsing]!="\n")
{
std::cout << "." << c->data[parsing];
parsing++;
if (c->data.size() <= parsing)
{
if (level==0)
return true;
else
return false;
}
}
parsing++;
}
}
if (m.type=="MULTIPART" || m.messagerfc822())
{
if (level)
parsing++;
for (int i=0;i<m.getNumChildren();i++)
{
mail::mimestruct *ch=m.getChild(i);
parse(*ch,c,level+1);
}
}
else
{
char *fnc=tempnam("/tmp",NULL);
std::string fn=fnc;
free(fnc);
std::ofstream out(fn.data());
for (int li=0;li<m.content_lines;li++)
{
out << c->data[parsing];
parsing++;
if (parsing>=c->data.size())
return (false);
}
CAttach *a=new CAttach;
a->file=fn;
// a->mime=m;
if (m.type_parameters.exists("FILENAME"))
a->name=m.type_parameters.get("FILENAME");
else if (m.type_parameters.exists ("NAME"))
a->name=m.type_parameters.get("NAME");
else if (m.content_id!="")
a->name=m.content_id+"."+m.subtype;
else
a->name=fn+"."+m.subtype;
std::cout << a->file << " " <<a->name << "\n";
atts.push_back(a);
parsing++;
if (parsing>=c->data.size())
return true;
if (c->data[parsing].size()>5 && c->data[parsing].find("--",3)!=std::string::npos && c->data[parsing].find ("--",3)!=c->data[parsing].find("--"))
parsing+=2;
}
return true;
}
void CClient::close ()
{
delete mailbox;
int max=msgs.size();
for (int i=0;i<max;i++)
delete msgs.at(i);
msgs.erase(msgs.begin(),msgs.end());
}
class CMessage* CClient::first()
{
return NULL;
}
class CMessage* CClient::next()
{
return NULL;
}
CMessage::CMessage ()
{
parsing=0;
}
CMessage::~CMessage ()
{
int max=atts.size();
for (int i=0;i<max;i++)
delete atts.at(i);
}
char * CMessage::subject()
{
return "";
}
CAttach::~CAttach()
{
std::cout<<file;
remove(file.data());
}
CAttach::CAttach()
{
}
/***************************************************************************
* Copyright (C) 2004 by Pablo Yaggi *
* pyaggi@xxxxxxxxxxxxxxxx *
* *
***************************************************************************/
#ifndef CCLIENT_H
#define CCLIENT_H
#include <string>
#include <sstream>
#include <libmail/mail.H>
#include <libmail/sync.H>
#include <vector>
#include <libmail/structure.H>
#include <libmail/envelope.H>
#include <libmail/rfcaddr.H>
/**
C++ Wrapper to libmail
@author Pablo Yaggi
*/
class CAttach {
public:
CAttach();
~CAttach();
std::string file;
std::string name;
// mail::mimestruct mime;
};
class CMessage {
mail::xenvelope e;
std::vector<class CAttach *> atts;
unsigned int parsing;
public:
void setEnvelope (mail::xenvelope xe){e=xe;}
bool parse (mail::mimestruct xe,class CStore *,int level=0);
CMessage ();
~CMessage ();
char *subject();
};
class CStore : public mail::ACCOUNT::Store {
std::string rawData;
public:
std::vector<std::string>data;
void store(size_t messageNumber, std::string messageContents);
void fixData();
} ;
class CClient{
mail::ACCOUNT *mailbox;
std::string error;
std::vector<class CMessage*>msgs;
public:
CClient();
~CClient();
const char * lastError();
bool open (const char* url,const char *pass);
bool receiveAll();
void close ();
class CMessage* first();
class CMessage* next();
};
#endif
