// -*- mode: cpp; mode: fold -*-
// Description /*{{{*/
// $Id: sourcelist.cc,v 1.3 2002/08/15 20:51:37 niemeyer Exp $
/* ######################################################################
List of Sources
##################################################################### */
/*}}}*/
// Include Files /*{{{*/
#ifdef __GNUG__
#pragma implementation "apt-pkg/sourcelist.h"
#endif
#include <apt-pkg/sourcelist.h>
#include <apt-pkg/error.h>
#include <apt-pkg/fileutl.h>
#include <apt-pkg/strutl.h>
#include <apt-pkg/configuration.h>
#include <apti18n.h>
#include <fstream>
// CNC:2003-03-03 - This is needed for ReadDir stuff.
#include <algorithm>
#include <stdio.h>
#include <dirent.h>
#include <sys/stat.h>
#include <unistd.h>
/*}}}*/
using namespace std;
// Global list of Items supported
static pkgSourceList::Type *ItmList[10];
pkgSourceList::Type **pkgSourceList::Type::GlobalList = ItmList;
unsigned long pkgSourceList::Type::GlobalListLen = 0;
// Type::Type - Constructor /*{{{*/
// ---------------------------------------------------------------------
/* Link this to the global list of items*/
pkgSourceList::Type::Type()
{
ItmList[GlobalListLen] = this;
GlobalListLen++;
}
/*}}}*/
// Type::GetType - Get a specific meta for a given type /*{{{*/
// ---------------------------------------------------------------------
/* */
pkgSourceList::Type *pkgSourceList::Type::GetType(const char *Type)
{
for (unsigned I = 0; I != GlobalListLen; I++)
if (strcmp(GlobalList[I]->Name,Type) == 0)
return GlobalList[I];
return 0;
}
/*}}}*/
// Type::FixupURI - Normalize the URI and check it.. /*{{{*/
// ---------------------------------------------------------------------
/* */
bool pkgSourceList::Type::FixupURI(string &URI) const
{
if (URI.empty() == true)
return false;
if (URI.find(':') == string::npos)
return false;
URI = SubstVar(URI,"$(ARCH)",_config->Find("APT::Architecture"));
// Make sure that the URI is / postfixed
if (URI[URI.size() - 1] != '/')
URI += '/';
return true;
}
/*}}}*/
// Type::ParseLine - Parse a single line /*{{{*/
// ---------------------------------------------------------------------
/* This is a generic one that is the 'usual' format for sources.list
Weird types may override this. */
bool pkgSourceList::Type::ParseLine(vector<metaIndex *> &List,
const char *Buffer,
unsigned long CurLine,
string File) const
{
string URI;
string Dist;
string Section;
if (ParseQuoteWord(Buffer,URI) == false)
return _error->Error(_("Malformed line %lu in source list %s (URI)"),CurLine,File.c_str());
if (ParseQuoteWord(Buffer,Dist) == false)
return _error->Error(_("Malformed line %lu in source list %s (dist)"),CurLine,File.c_str());
if (FixupURI(URI) == false)
return _error->Error(_("Malformed line %lu in source list %s (URI parse)"),CurLine,File.c_str());
// Check for an absolute dists specification.
if (Dist.empty() == false && Dist[Dist.size() - 1] == '/')
{
if (ParseQuoteWord(Buffer,Section) == true)
return _error->Error(_("Malformed line %lu in source list %s (absolute dist)"),CurLine,File.c_str());
Dist = SubstVar(Dist,"$(ARCH)",_config->Find("APT::Architecture"));
return CreateItem(List,URI,Dist,Section);
}
// Grab the rest of the dists
if (ParseQuoteWord(Buffer,Section) == false)
return _error->Error(_("Malformed line %lu in source list %s (dist parse)"),CurLine,File.c_str());
do
{
if (CreateItem(List,URI,Dist,Section) == false)
return false;
}
while (ParseQuoteWord(Buffer,Section) == true);
return true;
}
/*}}}*/
// SourceList::pkgSourceList - Constructors /*{{{*/
// ---------------------------------------------------------------------
/* */
pkgSourceList::pkgSourceList()
{
}
pkgSourceList::pkgSourceList(string File)
{
Read(File);
}
/*}}}*/
// SourceList::~pkgSourceList - Destructor /*{{{*/
// ---------------------------------------------------------------------
/* */
pkgSourceList::~pkgSourceList()
{
for (const_iterator I = SrcList.begin(); I != SrcList.end(); I++)
delete *I;
}
/*}}}*/
/*}}}*/
// SourceList::ReadMainList - Read the main source list from etc /*{{{*/
// ---------------------------------------------------------------------
/* */
bool pkgSourceList::ReadMainList()
{
// CNC:2003-03-03 - Multiple sources list support.
bool Res = true;
#if 0
Res = ReadVendors();
if (Res == false)
return false;
#endif
Reset();
// CNC:2003-11-28 - Entries in sources.list have priority over
// entries in sources.list.d.
string Main = _config->FindFile("Dir::Etc::sourcelist");
if (FileExists(Main) == true)
Res &= ReadAppend(Main);
string Parts = _config->FindDir("Dir::Etc::sourceparts");
if (FileExists(Parts) == true)
Res &= ReadSourceDir(Parts);
return Res;
}
/*}}}*/
// CNC:2003-03-03 - Needed to preserve backwards compatibility.
// SourceList::Reset - Clear the sourcelist contents /*{{{*/
// ---------------------------------------------------------------------
/* */
void pkgSourceList::Reset()
{
for (const_iterator I = SrcList.begin(); I != SrcList.end(); I++)
delete *I;
SrcList.erase(SrcList.begin(),SrcList.end());
}
/*}}}*/
// CNC:2003-03-03 - Function moved to ReadAppend() and Reset().
// SourceList::Read - Parse the sourcelist file /*{{{*/
// ---------------------------------------------------------------------
/* */
bool pkgSourceList::Read(string File)
{
Reset();
return ReadAppend(File);
}
/*}}}*/
// SourceList::ReadAppend - Parse a sourcelist file /*{{{*/
// ---------------------------------------------------------------------
/* */
bool pkgSourceList::ReadAppend(string File)
{
// Open the stream for reading
ifstream F(File.c_str(),ios::in /*| ios::nocreate*/);
if (!F != 0)
return _error->Errno("ifstream::ifstream",_("Opening %s"),File.c_str());
#if 0 // Now Reset() does this.
for (const_iterator I = SrcList.begin(); I != SrcList.end(); I++)
delete *I;
SrcList.erase(SrcList.begin(),SrcList.end());
#endif
// CNC:2003-12-10 - 300 is too short.
char Buffer[1024];
int CurLine = 0;
while (F.eof() == false)
{
F.getline(Buffer,sizeof(Buffer));
CurLine++;
_strtabexpand(Buffer,sizeof(Buffer));
if (F.fail() && !F.eof())
return _error->Error(_("Line %u too long in source list %s."),
CurLine,File.c_str());
char *I;
// CNC:2003-02-20 - Do not break if '#' is inside [].
for (I = Buffer; *I != 0 && *I != '#'; I++)
if (*I == '[')
for (I++; *I != 0 && *I != ']'; I++);
*I = 0;
const char *C = _strstrip(Buffer);
// Comment or blank
if (C[0] == '#' || C[0] == 0)
continue;
// Grok it
string LineType;
if (ParseQuoteWord(C,LineType) == false)
return _error->Error(_("Malformed line %u in source list %s (type)"),CurLine,File.c_str());
Type *Parse = Type::GetType(LineType.c_str());
if (Parse == 0)
return _error->Error(_("Type '%s' is not known on line %u in source list %s"),LineType.c_str(),CurLine,File.c_str());
// Vendor name specified
if (C[0] == '[')
{
string VendorID;
if (ParseQuoteWord(C,VendorID) == false)
return _error->Error(_("Malformed line %u in source list %s (vendor id)"),CurLine,File.c_str());
if (VendorID.length() < 2 || VendorID.end()[-1] != ']')
return _error->Error(_("Malformed line %u in source list %s (vendor id)"),CurLine,File.c_str());
VendorID = string(VendorID,1,VendorID.size()-2);
// for (vector<const Vendor *>::const_iterator iter = VendorList.begin();
// iter != VendorList.end(); iter++)
// {
// if ((*iter)->GetVendorID() == VendorID)
// {
// if (_config->FindB("Debug::sourceList", false))
// std::cerr << "Comparing VendorID \"" << VendorID << "\" with \"" << (*iter)->GetVendorID() << '"' << std::endl;
// Verifier = *iter;
// break;
// }
// }
// if (Verifier == 0)
// return _error->Error(_("Unknown vendor ID '%s' in line %u of source list %s"),
// VendorID.c_str(),CurLine,File.c_str());
}
if (Parse->ParseLine(SrcList,C,CurLine,File) == false)
return false;
}
return true;
}
/*}}}*/
// SourceList::FindIndex - Get the index associated with a file /*{{{*/
// ---------------------------------------------------------------------
/* */
bool pkgSourceList::FindIndex(pkgCache::PkgFileIterator File,
pkgIndexFile *&Found) const
{
for (const_iterator I = SrcList.begin(); I != SrcList.end(); I++)
{
vector<pkgIndexFile *> *Indexes = (*I)->GetIndexFiles();
for (vector<pkgIndexFile *>::const_iterator J = Indexes->begin();
J != Indexes->end(); J++)
{
if ((*J)->FindInCache(*File.Cache()) == File)
{
Found = (*J);
return true;
}
}
}
return false;
}
/*}}}*/
// SourceList::GetIndexes - Load the index files into the downloader /*{{{*/
// ---------------------------------------------------------------------
/* */
bool pkgSourceList::GetIndexes(pkgAcquire *Owner, bool GetAll) const
{
for (const_iterator I = SrcList.begin(); I != SrcList.end(); I++)
if ((*I)->GetIndexes(Owner,GetAll) == false)
return false;
return true;
}
/*}}}*/
// CNC:2003-03-03 - By Anton V. Denisov <avd@altlinux.org>.
// SourceList::ReadSourceDir - Read a directory with sources files
// Based on ReadConfigDir() /*{{{*/
// ---------------------------------------------------------------------
/* */
bool pkgSourceList::ReadSourceDir(string Dir)
{
DIR *D = opendir(Dir.c_str());
if (D == 0)
return _error->Errno("opendir",_("Unable to read %s"),Dir.c_str());
vector<string> List;
for (struct dirent *Ent = readdir(D); Ent != 0; Ent = readdir(D))
{
if (Ent->d_name[0] == '.')
continue;
// CNC:2003-12-02 Only accept .list files as valid sourceparts
if (flExtension(Ent->d_name) != "list")
continue;
// Skip bad file names ala run-parts
const char *C = Ent->d_name;
for (; *C != 0; C++)
if (isalpha(*C) == 0 && isdigit(*C) == 0
&& *C != '_' && *C != '-' && *C != '.')
break;
if (*C != 0)
continue;
// Make sure it is a file and not something else
string File = flCombine(Dir,Ent->d_name);
struct stat St;
if (stat(File.c_str(),&St) != 0 || S_ISREG(St.st_mode) == 0)
continue;
List.push_back(File);
}
closedir(D);
sort(List.begin(),List.end());
// Read the files
for (vector<string>::const_iterator I = List.begin(); I != List.end(); I++)
if (ReadAppend(*I) == false)
return false;
return true;
}
/*}}}*/
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