// -*- mode: cpp; mode: fold -*-
// Description /*{{{*/
-// $Id: deblistparser.cc,v 1.25 2001/05/27 05:36:04 jgg Exp $
+// $Id: deblistparser.cc,v 1.29.2.5 2004/01/06 01:43:44 mdz Exp $
/* ######################################################################
Package Cache Generator - Generator for the cache structure.
#include <apt-pkg/configuration.h>
#include <apt-pkg/strutl.h>
#include <apt-pkg/crc-16.h>
+#include <apt-pkg/md5.h>
#include <ctype.h>
return false;
if (ParseDepends(Ver,"Conflicts",pkgCache::Dep::Conflicts) == false)
return false;
+ if (ParseDepends(Ver,"Breaks",pkgCache::Dep::DpkgBreaks) == false)
+ return false;
if (ParseDepends(Ver,"Replaces",pkgCache::Dep::Replaces) == false)
return false;
return true;
}
/*}}}*/
+// ListParser::Description - Return the description string /*{{{*/
+// ---------------------------------------------------------------------
+/* This is to return the string describing the package in debian
+ form. If this returns the blank string then the entry is assumed to
+ only describe package properties */
+string debListParser::Description()
+{
+ if (DescriptionLanguage().empty())
+ return Section.FindS("Description");
+ else
+ return Section.FindS(("Description-" + pkgIndexFile::LanguageCode()).c_str());
+}
+ /*}}}*/
+// ListParser::DescriptionLanguage - Return the description lang string /*{{{*/
+// ---------------------------------------------------------------------
+/* This is to return the string describing the language of
+ description. If this returns the blank string then the entry is
+ assumed to describe original description. */
+string debListParser::DescriptionLanguage()
+{
+ return Section.FindS("Description").empty() ? pkgIndexFile::LanguageCode() : "";
+}
+ /*}}}*/
+// ListParser::Description - Return the description_md5 MD5SumValue /*{{{*/
+// ---------------------------------------------------------------------
+/* This is to return the md5 string to allow the check if it is the right
+ description. If no Description-md5 is found in the section it will be
+ calculated.
+ */
+MD5SumValue debListParser::Description_md5()
+{
+ string value = Section.FindS("Description-md5");
+
+ if (value.empty())
+ {
+ MD5Summation md5;
+ md5.Add((Description() + "\n").c_str());
+ return md5.Result();
+ } else
+ return MD5SumValue(value);
+}
+ /*}}}*/
// ListParser::UsePackage - Update a package structure /*{{{*/
// ---------------------------------------------------------------------
/* This is called to update the package with any new information
// "Suggests",
// "Recommends",
"Conflicts",
+ "Breaks",
"Replaces",0};
unsigned long Result = INIT_FCS;
- char S[300];
+ char S[1024];
for (const char **I = Sections; *I != 0; I++)
{
const char *Start;
if (*Start == '>' && Start[1] != '>' && Start[1] != '=')
*I++ = '=';
}
-
+
Result = AddCRC16(Result,S,I - S);
}
return true;
}
- /*}}}*/
-// ListParser::ParseDepends - Parse a dependency element /*{{{*/
-// ---------------------------------------------------------------------
-/* This parses the dependency elements out of a standard string in place,
- bit by bit. */
+
const char *debListParser::ConvertRelation(const char *I,unsigned int &Op)
{
// Determine the operator
return I;
}
+ /*}}}*/
+// ListParser::ParseDepends - Parse a dependency element /*{{{*/
+// ---------------------------------------------------------------------
+/* This parses the dependency elements out of a standard string in place,
+ bit by bit. */
const char *debListParser::ParseDepends(const char *Start,const char *Stop,
string &Package,string &Ver,
unsigned int &Op, bool ParseArchFlags)
const char *End = I;
for (; End > Start && isspace(End[-1]); End--);
- Ver = string(Start,End-Start);
+ Ver.assign(Start,End-Start);
I++;
}
else
{
- Ver = string();
+ Ver.clear();
Op = pkgCache::Dep::NoOp;
}
if (ParseArchFlags == true)
{
string arch = _config->Find("APT::Architecture");
-
+
// Parse an architecture
if (I != Stop && *I == '[')
{
const char *End = I;
bool Found = false;
+ bool NegArch = false;
while (I != Stop)
{
// look for whitespace or ending ']'
if (End == Stop)
return 0;
-
- if (stringcmp(arch.c_str(),arch.c_str()+arch.length(),I,End) == 0)
+
+ if (*I == '!')
+ {
+ NegArch = true;
+ I++;
+ }
+
+ if (stringcmp(arch,I,End) == 0)
Found = true;
if (*End++ == ']') {
I = End;
for (;I != Stop && isspace(*I) != 0; I++);
}
+
+ if (NegArch)
+ Found = !Found;
- if (Found == false)
+ if (Found == false)
Package = ""; /* not for this arch */
}
Start = ParseDepends(Start,Stop,Package,Version,Op);
if (Start == 0)
return _error->Error("Problem parsing Provides line");
- if (Op != pkgCache::Dep::NoOp)
- return _error->Error("Malformed provides line");
-
- if (NewProvides(Ver,Package,Version) == false)
- return false;
+ if (Op != pkgCache::Dep::NoOp) {
+ _error->Warning("Ignoring Provides line with DepCompareOp for package %s", Package.c_str());
+ } else {
+ if (NewProvides(Ver,Package,Version) == false)
+ return false;
+ }
if (Start == Stop)
break;
if (Section.Find("Architecture",Start,Stop) == false)
return true;
- if (stringcmp(Arch.c_str(),Arch.c_str()+Arch.length(),Start,Stop) == 0)
+ if (stringcmp(Arch,Start,Stop) == 0)
return true;
if (stringcmp(Start,Stop,"all") == 0)
// ---------------------------------------------------------------------
/* */
bool debListParser::LoadReleaseInfo(pkgCache::PkgFileIterator FileI,
- FileFd &File)
+ FileFd &File, string component)
{
- pkgTagFile Tags(&File);
+ pkgTagFile Tags(&File, File.Size() + 256); // XXX
pkgTagSection Section;
if (Tags.Step(Section) == false)
return false;
+ //mvo: I don't think we need to fill that in (it's unused since apt-0.6)
+ //FileI->Architecture = WriteUniqString(Arch);
+
+ // apt-secure does no longer download individual (per-section) Release
+ // file. to provide Component pinning we use the section name now
+ FileI->Component = WriteUniqString(component);
+
const char *Start;
const char *Stop;
- if (Section.Find("Archive",Start,Stop) == true)
+ if (Section.Find("Suite",Start,Stop) == true)
FileI->Archive = WriteUniqString(Start,Stop - Start);
if (Section.Find("Component",Start,Stop) == true)
FileI->Component = WriteUniqString(Start,Stop - Start);
if (Section.FindFlag("NotAutomatic",FileI->Flags,
pkgCache::Flag::NotAutomatic) == false)
_error->Warning("Bad NotAutomatic flag");
-
+
return !_error->PendingError();
}
/*}}}*/
projects / apt.git / blobdiff