diff options
Diffstat (limited to 'cmdline')
| -rw-r--r-- | cmdline/apt-get.cc | 120 |
1 files changed, 89 insertions, 31 deletions
diff --git a/cmdline/apt-get.cc b/cmdline/apt-get.cc index 72d674dea..0cf723466 100644 --- a/cmdline/apt-get.cc +++ b/cmdline/apt-get.cc @@ -1,6 +1,6 @@ // -*- mode: cpp; mode: fold -*- // Description /*{{{*/ -// $Id: apt-get.cc,v 1.142 2003/09/19 03:10:01 mdz Exp $ +// $Id: apt-get.cc,v 1.143 2003/09/24 04:00:25 mdz Exp $ /* ###################################################################### apt-get - Cover for dpkg @@ -2053,7 +2053,7 @@ bool DoBuildDep(CommandLine &CmdL) rec.Package = Opts->Value; rec.Type = pkgSrcRecords::Parser::BuildDependIndep; rec.Op = 0; - BuildDeps.insert(BuildDeps.begin(), rec); + BuildDeps.push_back(rec); } if (BuildDeps.size() == 0) @@ -2066,8 +2066,18 @@ bool DoBuildDep(CommandLine &CmdL) unsigned int ExpectedInst = 0; vector <pkgSrcRecords::Parser::BuildDepRec>::iterator D; pkgProblemResolver Fix(Cache); + bool skipAlternatives = false; // skip remaining alternatives in an or group for (D = BuildDeps.begin(); D != BuildDeps.end(); D++) { + bool hasAlternatives = (((*D).Op & pkgCache::Dep::Or) == pkgCache::Dep::Or); + + if (skipAlternatives == true) + { + if (!hasAlternatives) + skipAlternatives = false; // end of or group + continue; + } + if ((*D).Type == pkgSrcRecords::Parser::BuildConflict || (*D).Type == pkgSrcRecords::Parser::BuildConflictIndep) { @@ -2089,16 +2099,21 @@ bool DoBuildDep(CommandLine &CmdL) else // BuildDep || BuildDepIndep { pkgCache::PkgIterator Pkg = Cache->FindPkg((*D).Package); + if (_config->FindB("Debug::BuildDeps",false) == true) + cout << "Looking for " << (*D).Package << "...\n"; + if (Pkg.end() == true) { - // Check if there are any alternatives - if (((*D).Op & pkgCache::Dep::Or) != pkgCache::Dep::Or) - return _error->Error(_("%s dependency for %s cannot be satisfied " - "because the package %s cannot be found"), - Last->BuildDepType((*D).Type),Src.c_str(), - (*D).Package.c_str()); - // Try the next alternative - continue; + if (_config->FindB("Debug::BuildDeps",false) == true) + cout << " (not found)" << (*D).Package << endl; + + if (hasAlternatives) + continue; + + return _error->Error(_("%s dependency for %s cannot be satisfied " + "because the package %s cannot be found"), + Last->BuildDepType((*D).Type),Src.c_str(), + (*D).Package.c_str()); } /* @@ -2111,9 +2126,6 @@ bool DoBuildDep(CommandLine &CmdL) * this would require we do a Resolve cycle for each package we * add to the install list. Ugh */ - while (D != BuildDeps.end() && - (((*D).Op & pkgCache::Dep::Or) == pkgCache::Dep::Or)) - D++; /* * If this is a virtual package, we need to check the list of @@ -2121,9 +2133,11 @@ bool DoBuildDep(CommandLine &CmdL) * installed */ pkgCache::PrvIterator Prv = Pkg.ProvidesList(); - bool providedBySomething = !Prv.end(); for (; Prv.end() != true; Prv++) { + if (_config->FindB("Debug::BuildDeps",false) == true) + cout << " Checking provider " << Prv.OwnerPkg().Name() << endl; + if ((*Cache)[Prv.OwnerPkg()].InstVerIter(*Cache).end() == false) break; } @@ -2131,9 +2145,8 @@ bool DoBuildDep(CommandLine &CmdL) // Get installed version and version we are going to install pkgCache::VerIterator IV = (*Cache)[Pkg].InstVerIter(*Cache); - if (!providedBySomething || (*D).Version[0] != '\0') { - /* We either have a versioned dependency (so a provides won't do) - or nothing is providing this package */ + if ((*D).Version[0] != '\0') { + // Versioned dependency pkgCache::VerIterator CV = (*Cache)[Pkg].CandidateVerIter(*Cache); @@ -2149,19 +2162,64 @@ bool DoBuildDep(CommandLine &CmdL) Last->BuildDepType((*D).Type),Src.c_str(), (*D).Package.c_str()); } + else + { + // Only consider virtual packages if there is no versioned dependency + if (Prv.end() == false) + { + if (_config->FindB("Debug::BuildDeps",false) == true) + cout << " Is provided by installed package " << Prv.OwnerPkg().Name() << endl; + skipAlternatives = hasAlternatives; + continue; + } + } - /* - * TODO: if we depend on a version lower than what we already have - * installed it is not clear what should be done; in practice - * this case should be rare, and right now nothing is - * done about it :-( - */ - if (Prv.end() == true && // Nothing provides it; and - (IV.end() == true || // It is not installed, or - Cache->VS().CheckDep(IV.VerStr(),(*D).Op,(*D).Version.c_str()) == false)) - // the version installed doesn't - // satisfy constraints - TryToInstall(Pkg,Cache,Fix,false,false,ExpectedInst); + if (IV.end() == false) + { + if (_config->FindB("Debug::BuildDeps",false) == true) + cout << " Is installed\n"; + + if (Cache->VS().CheckDep(IV.VerStr(),(*D).Op,(*D).Version.c_str()) == true) + { + skipAlternatives = hasAlternatives; + continue; + } + + if (_config->FindB("Debug::BuildDeps",false) == true) + cout << " ...but the installed version doesn't meet the version requirement\n"; + + if (((*D).Op & pkgCache::Dep::LessEq) == pkgCache::Dep::LessEq) + { + return _error->Error(_("Failed to satisfy %s dependency for %s: Installed package %s is too new"), + Last->BuildDepType((*D).Type), + Src.c_str(), + Pkg.Name()); + } + } + + + if (_config->FindB("Debug::BuildDeps",false) == true) + cout << " Trying to install " << (*D).Package << endl; + + if (TryToInstall(Pkg,Cache,Fix,false,false,ExpectedInst) == true) + { + // We successfully installed something; skip remaining alternatives + skipAlternatives = hasAlternatives; + continue; + } + else if (hasAlternatives) + { + if (_config->FindB("Debug::BuildDeps",false) == true) + cout << " Unsatisfiable, trying alternatives\n"; + continue; + } + else + { + return _error->Error(_("Failed to satisfy %s dependency for %s: %s"), + Last->BuildDepType((*D).Type), + Src.c_str(), + (*D).Package.c_str()); + } } } @@ -2171,8 +2229,8 @@ bool DoBuildDep(CommandLine &CmdL) // Now we check the state of the packages, if (Cache->BrokenCount() != 0) - return _error->Error(_("Some broken packages were found while trying to process build-dependencies.\n" - "You might want to run `apt-get -f install' to correct these.")); + return _error->Error(_("Some broken packages were found while trying to process build-dependencies for %s.\n" + "You might want to run `apt-get -f install' to correct these."),*I); } if (InstallPackages(Cache, false, true) == false) |