// -*- mode: cpp; mode: fold -*-
// Description /*{{{*/
-// $Id: apt-cache.cc,v 1.53 2001/12/07 05:57:43 jgg Exp $
+// $Id: apt-cache.cc,v 1.72 2004/04/30 04:34:03 mdz Exp $
/* ######################################################################
apt-cache - Manages the cache files
#include <config.h>
#include <apti18n.h>
-#include <iostream.h>
+#include <locale.h>
+#include <iostream>
#include <unistd.h>
#include <errno.h>
#include <regex.h>
#include <stdio.h>
+
+#include <iomanip>
/*}}}*/
+using namespace std;
+
pkgCache *GCache = 0;
pkgSourceList *SrcList = 0;
}
bool Recurse = _config->FindB("APT::Cache::RecurseDepends",false);
+ bool Installed = _config->FindB("APT::Cache::Installed",false);
bool DidSomething;
do
{
for (pkgCache::DepIterator D = Ver.DependsList(); D.end() == false; D++)
{
- if ((D->CompareOp & pkgCache::Dep::Or) == pkgCache::Dep::Or)
- cout << " |";
- else
- cout << " ";
-
- // Show the package
+
pkgCache::PkgIterator Trg = D.TargetPkg();
- if (Trg->VersionList == 0)
- cout << D.DepType() << ": <" << Trg.Name() << ">" << endl;
- else
- cout << D.DepType() << ": " << Trg.Name() << endl;
+
+ if((Installed && Trg->CurrentVer != 0) || !Installed)
+ {
+
+ if ((D->CompareOp & pkgCache::Dep::Or) == pkgCache::Dep::Or)
+ cout << " |";
+ else
+ cout << " ";
+
+ // Show the package
+ if (Trg->VersionList == 0)
+ cout << D.DepType() << ": <" << Trg.Name() << ">" << endl;
+ else
+ cout << D.DepType() << ": " << Trg.Name() << endl;
- if (Recurse == true)
- Colours[D.TargetPkg()->ID]++;
+ if (Recurse == true)
+ Colours[D.TargetPkg()->ID]++;
+
+ }
+
+ // Display all solutions
+ SPtrArray<pkgCache::Version *> List = D.AllTargets();
+ pkgPrioSortList(Cache,List);
+ for (pkgCache::Version **I = List; *I != 0; I++)
+ {
+ pkgCache::VerIterator V(Cache,*I);
+ if (V != Cache.VerP + V.ParentPkg()->VersionList ||
+ V->ParentPkg == D->Package)
+ continue;
+ cout << " " << V.ParentPkg().Name() << endl;
+
+ if (Recurse == true)
+ Colours[D.ParentPkg()->ID]++;
+ }
+ }
+ }
+ }
+ while (DidSomething == true);
+
+ return true;
+}
+
+// RDepends - Print out a reverse dependency tree - mbc /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+bool RDepends(CommandLine &CmdL)
+{
+ pkgCache &Cache = *GCache;
+ SPtrArray<unsigned> Colours = new unsigned[Cache.Head().PackageCount];
+ memset(Colours,0,sizeof(*Colours)*Cache.Head().PackageCount);
+
+ for (const char **I = CmdL.FileList + 1; *I != 0; I++)
+ {
+ pkgCache::PkgIterator Pkg = Cache.FindPkg(*I);
+ if (Pkg.end() == true)
+ {
+ _error->Warning(_("Unable to locate package %s"),*I);
+ continue;
+ }
+ Colours[Pkg->ID] = 1;
+ }
+
+ bool Recurse = _config->FindB("APT::Cache::RecurseDepends",false);
+ bool Installed = _config->FindB("APT::Cache::Installed",false);
+ bool DidSomething;
+ do
+ {
+ DidSomething = false;
+ for (pkgCache::PkgIterator Pkg = Cache.PkgBegin(); Pkg.end() == false; Pkg++)
+ {
+ if (Colours[Pkg->ID] != 1)
+ continue;
+ Colours[Pkg->ID] = 2;
+ DidSomething = true;
+
+ pkgCache::VerIterator Ver = Pkg.VersionList();
+ if (Ver.end() == true)
+ {
+ cout << '<' << Pkg.Name() << '>' << endl;
+ continue;
+ }
+
+ cout << Pkg.Name() << endl;
+
+ cout << "Reverse Depends:" << endl;
+ for (pkgCache::DepIterator D = Pkg.RevDependsList(); D.end() == false; D++)
+ {
+ // Show the package
+ pkgCache::PkgIterator Trg = D.ParentPkg();
+
+ if((Installed && Trg->CurrentVer != 0) || !Installed)
+ {
+
+ if ((D->CompareOp & pkgCache::Dep::Or) == pkgCache::Dep::Or)
+ cout << " |";
+ else
+ cout << " ";
+
+ if (Trg->VersionList == 0)
+ cout << D.DepType() << ": <" << Trg.Name() << ">" << endl;
+ else
+ cout << Trg.Name() << endl;
+
+ if (Recurse == true)
+ Colours[D.ParentPkg()->ID]++;
+
+ }
// Display all solutions
SPtrArray<pkgCache::Version *> List = D.AllTargets();
}
while (DidSomething == true);
+ return true;
+}
+
+ /*}}}*/
+
+
+// xvcg - Generate a graph for xvcg /*{{{*/
+// ---------------------------------------------------------------------
+// Code contributed from Junichi Uekawa <dancer@debian.org> on 20 June 2002.
+
+bool XVcg(CommandLine &CmdL)
+{
+ pkgCache &Cache = *GCache;
+ bool GivenOnly = _config->FindB("APT::Cache::GivenOnly",false);
+
+ /* Normal packages are boxes
+ Pure Provides are triangles
+ Mixed are diamonds
+ rhomb are missing packages*/
+ const char *Shapes[] = {"ellipse","triangle","box","rhomb"};
+
+ /* Initialize the list of packages to show.
+ 1 = To Show
+ 2 = To Show no recurse
+ 3 = Emitted no recurse
+ 4 = Emitted
+ 0 = None */
+ enum States {None=0, ToShow, ToShowNR, DoneNR, Done};
+ enum TheFlags {ForceNR=(1<<0)};
+ unsigned char *Show = new unsigned char[Cache.Head().PackageCount];
+ unsigned char *Flags = new unsigned char[Cache.Head().PackageCount];
+ unsigned char *ShapeMap = new unsigned char[Cache.Head().PackageCount];
+
+ // Show everything if no arguments given
+ if (CmdL.FileList[1] == 0)
+ for (unsigned long I = 0; I != Cache.Head().PackageCount; I++)
+ Show[I] = ToShow;
+ else
+ for (unsigned long I = 0; I != Cache.Head().PackageCount; I++)
+ Show[I] = None;
+ memset(Flags,0,sizeof(*Flags)*Cache.Head().PackageCount);
+
+ // Map the shapes
+ for (pkgCache::PkgIterator Pkg = Cache.PkgBegin(); Pkg.end() == false; Pkg++)
+ {
+ if (Pkg->VersionList == 0)
+ {
+ // Missing
+ if (Pkg->ProvidesList == 0)
+ ShapeMap[Pkg->ID] = 0;
+ else
+ ShapeMap[Pkg->ID] = 1;
+ }
+ else
+ {
+ // Normal
+ if (Pkg->ProvidesList == 0)
+ ShapeMap[Pkg->ID] = 2;
+ else
+ ShapeMap[Pkg->ID] = 3;
+ }
+ }
+
+ // Load the list of packages from the command line into the show list
+ for (const char **I = CmdL.FileList + 1; *I != 0; I++)
+ {
+ // Process per-package flags
+ string P = *I;
+ bool Force = false;
+ if (P.length() > 3)
+ {
+ if (P.end()[-1] == '^')
+ {
+ Force = true;
+ P.erase(P.end()-1);
+ }
+
+ if (P.end()[-1] == ',')
+ P.erase(P.end()-1);
+ }
+
+ // Locate the package
+ pkgCache::PkgIterator Pkg = Cache.FindPkg(P);
+ if (Pkg.end() == true)
+ {
+ _error->Warning(_("Unable to locate package %s"),*I);
+ continue;
+ }
+ Show[Pkg->ID] = ToShow;
+
+ if (Force == true)
+ Flags[Pkg->ID] |= ForceNR;
+ }
+
+ // Little header
+ cout << "graph: { title: \"packages\"" << endl <<
+ "xmax: 700 ymax: 700 x: 30 y: 30" << endl <<
+ "layout_downfactor: 8" << endl;
+
+ bool Act = true;
+ while (Act == true)
+ {
+ Act = false;
+ for (pkgCache::PkgIterator Pkg = Cache.PkgBegin(); Pkg.end() == false; Pkg++)
+ {
+ // See we need to show this package
+ if (Show[Pkg->ID] == None || Show[Pkg->ID] >= DoneNR)
+ continue;
+
+ //printf ("node: { title: \"%s\" label: \"%s\" }\n", Pkg.Name(), Pkg.Name());
+
+ // Colour as done
+ if (Show[Pkg->ID] == ToShowNR || (Flags[Pkg->ID] & ForceNR) == ForceNR)
+ {
+ // Pure Provides and missing packages have no deps!
+ if (ShapeMap[Pkg->ID] == 0 || ShapeMap[Pkg->ID] == 1)
+ Show[Pkg->ID] = Done;
+ else
+ Show[Pkg->ID] = DoneNR;
+ }
+ else
+ Show[Pkg->ID] = Done;
+ Act = true;
+
+ // No deps to map out
+ if (Pkg->VersionList == 0 || Show[Pkg->ID] == DoneNR)
+ continue;
+
+ pkgCache::VerIterator Ver = Pkg.VersionList();
+ for (pkgCache::DepIterator D = Ver.DependsList(); D.end() == false; D++)
+ {
+ // See if anything can meet this dep
+ // Walk along the actual package providing versions
+ bool Hit = false;
+ pkgCache::PkgIterator DPkg = D.TargetPkg();
+ for (pkgCache::VerIterator I = DPkg.VersionList();
+ I.end() == false && Hit == false; I++)
+ {
+ if (Cache.VS->CheckDep(I.VerStr(),D->CompareOp,D.TargetVer()) == true)
+ Hit = true;
+ }
+
+ // Follow all provides
+ for (pkgCache::PrvIterator I = DPkg.ProvidesList();
+ I.end() == false && Hit == false; I++)
+ {
+ if (Cache.VS->CheckDep(I.ProvideVersion(),D->CompareOp,D.TargetVer()) == false)
+ Hit = true;
+ }
+
+
+ // Only graph critical deps
+ if (D.IsCritical() == true)
+ {
+ printf ("edge: { sourcename: \"%s\" targetname: \"%s\" class: 2 ",Pkg.Name(), D.TargetPkg().Name() );
+
+ // Colour the node for recursion
+ if (Show[D.TargetPkg()->ID] <= DoneNR)
+ {
+ /* If a conflicts does not meet anything in the database
+ then show the relation but do not recurse */
+ if (Hit == false &&
+ (D->Type == pkgCache::Dep::Conflicts ||
+ D->Type == pkgCache::Dep::Obsoletes))
+ {
+ if (Show[D.TargetPkg()->ID] == None &&
+ Show[D.TargetPkg()->ID] != ToShow)
+ Show[D.TargetPkg()->ID] = ToShowNR;
+ }
+ else
+ {
+ if (GivenOnly == true && Show[D.TargetPkg()->ID] != ToShow)
+ Show[D.TargetPkg()->ID] = ToShowNR;
+ else
+ Show[D.TargetPkg()->ID] = ToShow;
+ }
+ }
+
+ // Edge colour
+ switch(D->Type)
+ {
+ case pkgCache::Dep::Conflicts:
+ printf("label: \"conflicts\" color: lightgreen }\n");
+ break;
+ case pkgCache::Dep::Obsoletes:
+ printf("label: \"obsoletes\" color: lightgreen }\n");
+ break;
+
+ case pkgCache::Dep::PreDepends:
+ printf("label: \"predepends\" color: blue }\n");
+ break;
+
+ default:
+ printf("}\n");
+ break;
+ }
+ }
+ }
+ }
+ }
+
+ /* Draw the box colours after the fact since we can not tell what colour
+ they should be until everything is finished drawing */
+ for (pkgCache::PkgIterator Pkg = Cache.PkgBegin(); Pkg.end() == false; Pkg++)
+ {
+ if (Show[Pkg->ID] < DoneNR)
+ continue;
+
+ if (Show[Pkg->ID] == DoneNR)
+ printf("node: { title: \"%s\" label: \"%s\" color: orange shape: %s }\n", Pkg.Name(), Pkg.Name(),
+ Shapes[ShapeMap[Pkg->ID]]);
+ else
+ printf("node: { title: \"%s\" label: \"%s\" shape: %s }\n", Pkg.Name(), Pkg.Name(),
+ Shapes[ShapeMap[Pkg->ID]]);
+
+ }
+
+ printf("}\n");
return true;
}
/*}}}*/
+
+
// Dotty - Generate a graph for Dotty /*{{{*/
// ---------------------------------------------------------------------
/* Dotty is the graphvis program for generating graphs. It is a fairly
Buffer[V.FileList()->Size] = '\n';
if (PkgF.Seek(V.FileList()->Offset) == false ||
PkgF.Read(Buffer,V.FileList()->Size) == false ||
- write(STDOUT_FILENO,Buffer,V.FileList()->Size+1) != V.FileList()->Size+1)
+ fwrite(Buffer,1,V.FileList()->Size+1,stdout) < (size_t)(V.FileList()->Size+1))
{
delete [] Buffer;
return false;
{
pkgCache &Cache = *GCache;
pkgDepCache::Policy Plcy;
+
+ unsigned found = 0;
for (const char **I = CmdL.FileList + 1; *I != 0; I++)
{
continue;
}
+ ++found;
+
// Find the proper version to use.
if (_config->FindB("APT::Cache::AllVersions","true") == true)
{
return false;
}
}
- return true;
+
+ if (found > 0)
+ return true;
+ return _error->Error(_("No packages found"));
}
/*}}}*/
// ShowPkgNames - Show package names /*{{{*/
return true;
}
+ /*}}}*/
+// Madison - Look a bit like katie's madison /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+bool Madison(CommandLine &CmdL)
+{
+ if (SrcList == 0)
+ return _error->Error("Generate must be enabled for this function");
+
+ SrcList->ReadMainList();
+
+ pkgCache &Cache = *GCache;
+
+ // Create the text record parsers
+ pkgSrcRecords SrcRecs(*SrcList);
+ if (_error->PendingError() == true)
+ return false;
+
+ for (const char **I = CmdL.FileList + 1; *I != 0; I++)
+ {
+ pkgCache::PkgIterator Pkg = Cache.FindPkg(*I);
+
+ if (Pkg.end() == false)
+ {
+ for (pkgCache::VerIterator V = Pkg.VersionList(); V.end() == false; V++)
+ {
+ for (pkgCache::VerFileIterator VF = V.FileList(); VF.end() == false; VF++)
+ {
+// This might be nice, but wouldn't uniquely identify the source -mdz
+// if (VF.File().Archive() != 0)
+// {
+// cout << setw(10) << Pkg.Name() << " | " << setw(10) << V.VerStr() << " | "
+// << VF.File().Archive() << endl;
+// }
+
+ // Locate the associated index files so we can derive a description
+ for (pkgSourceList::const_iterator S = SrcList->begin(); S != SrcList->end(); S++)
+ {
+ vector<pkgIndexFile *> *Indexes = (*S)->GetIndexFiles();
+ for (vector<pkgIndexFile *>::const_iterator IF = Indexes->begin();
+ IF != Indexes->end(); IF++)
+ {
+ if ((*IF)->FindInCache(*(VF.File().Cache())) == VF.File())
+ {
+ cout << setw(10) << Pkg.Name() << " | " << setw(10) << V.VerStr() << " | "
+ << (*IF)->Describe(true) << endl;
+ }
+ }
+ }
+ }
+ }
+ }
+
+
+ SrcRecs.Restart();
+ pkgSrcRecords::Parser *SrcParser;
+ while ((SrcParser = SrcRecs.Find(*I,false)) != 0)
+ {
+ // Maybe support Release info here too eventually
+ cout << setw(10) << SrcParser->Package() << " | "
+ << setw(10) << SrcParser->Version() << " | "
+ << SrcParser->Index().Describe(true) << endl;
+ }
+ }
+
+ return true;
+}
+
/*}}}*/
// GenCaches - Call the main cache generator /*{{{*/
// ---------------------------------------------------------------------
ioprintf(cout,_("%s %s for %s %s compiled on %s %s\n"),PACKAGE,VERSION,
COMMON_OS,COMMON_CPU,__DATE__,__TIME__);
+ if (_config->FindB("version") == true)
+ return true;
+
cout <<
_("Usage: apt-cache [options] command\n"
- " apt-cache [options] add file1 [file1 ...]\n"
+ " apt-cache [options] add file1 [file2 ...]\n"
" apt-cache [options] showpkg pkg1 [pkg2 ...]\n"
+ " apt-cache [options] showsrc pkg1 [pkg2 ...]\n"
"\n"
"apt-cache is a low-level tool used to manipulate APT's binary\n"
"cache files, and query information from them\n"
"\n"
"Commands:\n"
- " add - Add an package file to the source cache\n"
+ " add - Add a package file to the source cache\n"
" gencaches - Build both the package and source cache\n"
" showpkg - Show some general information for a single package\n"
+ " showsrc - Show source records\n"
" stats - Show some basic statistics\n"
" dump - Show the entire file in a terse form\n"
" dumpavail - Print an available file to stdout\n"
" search - Search the package list for a regex pattern\n"
" show - Show a readable record for the package\n"
" depends - Show raw dependency information for a package\n"
+ " rdepends - Show reverse dependency information for a package\n"
" pkgnames - List the names of all packages\n"
" dotty - Generate package graphs for GraphVis\n"
+ " xvcg - Generate package graphs for xvcg\n"
" policy - Show policy settings\n"
"\n"
"Options:\n"
" -q Disable progress indicator.\n"
" -i Show only important deps for the unmet command.\n"
" -c=? Read this configuration file\n"
- " -o=? Set an arbitary configuration option, eg -o dir::cache=/tmp\n"
+ " -o=? Set an arbitrary configuration option, eg -o dir::cache=/tmp\n"
"See the apt-cache(8) and apt.conf(5) manual pages for more information.\n");
return true;
}
{'f',"full","APT::Cache::ShowFull",0},
{'g',"generate","APT::Cache::Generate",0},
{'a',"all-versions","APT::Cache::AllVersions",0},
- {0,"names-only","APT::Cache::NamesOnly",0},
+ {'n',"names-only","APT::Cache::NamesOnly",0},
{0,"all-names","APT::Cache::AllNames",0},
{0,"recurse","APT::Cache::RecurseDepends",0},
{'c',"config-file",0,CommandLine::ConfigFile},
{'o',"option",0,CommandLine::ArbItem},
+ {0,"installed","APT::Cache::Installed",0},
{0,0,0,0}};
CommandLine::Dispatch CmdsA[] = {{"help",&ShowHelp},
{"add",&DoAdd},
{"unmet",&UnMet},
{"search",&Search},
{"depends",&Depends},
+ {"rdepends",&RDepends},
{"dotty",&Dotty},
+ {"xvcg",&XVcg},
{"show",&ShowPackage},
{"pkgnames",&ShowPkgNames},
{"policy",&Policy},
+ {"madison",&Madison},
{0,0}};
CacheInitialize();
-
+
+ // Set up gettext support
+ setlocale(LC_ALL,"");
+ textdomain(PACKAGE);
+
// Parse the command line and initialize the package library
CommandLine CmdL(Args,_config);
if (pkgInitConfig(*_config) == false ||
}
// Deal with stdout not being a tty
- if (ttyname(STDOUT_FILENO) == 0 && _config->FindI("quiet",0) < 1)
+ if (isatty(STDOUT_FILENO) && _config->FindI("quiet",0) < 1)
_config->Set("quiet","1");
if (CmdL.DispatchArg(CmdsA,false) == false && _error->PendingError() == false)
{
- MMap *Map;
+ MMap *Map = 0;
if (_config->FindB("APT::Cache::Generate",true) == false)
{
Map = new MMap(*new FileFd(_config->FindFile("Dir::Cache::pkgcache"),
projects / apt.git / blobdiff