X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/ac625538fe9700005cda8af26fb0589917d692b4..a201ac7875565c46e2b9115db7cf2ec4efd99fc6:/cmdline/apt-get.cc diff --git a/cmdline/apt-get.cc b/cmdline/apt-get.cc index 4fa8a2600..3ac21347f 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 1.127 2003/04/27 01:36:14 doogie Exp $ +// $Id: apt-get.cc,v 1.152 2004/01/09 07:32:39 mdz Exp $ /* ###################################################################### apt-get - Cover for dpkg @@ -46,6 +46,7 @@ #include "acqprogress.h" #include +#include #include #include #include @@ -112,26 +113,37 @@ class CacheFile : public pkgCacheFile /* Returns true on a Yes.*/ bool YnPrompt() { - // This needs to be a capital - const char *Yes = _("Y"); - if (_config->FindB("APT::Get::Assume-Yes",false) == true) { - c1out << Yes << endl; + c1out << _("Y") << endl; return true; } - - char C = 0; - char Jnk = 0; - if (read(STDIN_FILENO,&C,1) != 1) + + char response[1024] = ""; + cin.getline(response, sizeof(response)); + + if (!cin) return false; - while (C != '\n' && Jnk != '\n') - if (read(STDIN_FILENO,&Jnk,1) != 1) - return false; + + if (strlen(response) == 0) + return true; + + regex_t Pattern; + int Res; + + Res = regcomp(&Pattern, nl_langinfo(YESEXPR), + REG_EXTENDED|REG_ICASE|REG_NOSUB); + + if (Res != 0) { + char Error[300]; + regerror(Res,&Pattern,Error,sizeof(Error)); + return _error->Error(_("Regex compilation error - %s"),Error); + } - if (!(toupper(C) == *Yes || C == '\n' || C == '\r')) - return false; - return true; + Res = regexec(&Pattern, response, 0, NULL, 0); + if (Res == 0) + return true; + return false; } /*}}}*/ // AnalPrompt - Annoying Yes No Prompt. /*{{{*/ @@ -182,7 +194,10 @@ bool ShowList(ostream &out,string Title,string List,string VersionsList) out << " " << string(List,Start,End - Start) << " (" << string(VersionsList,VersionsStart,VersionsEnd - VersionsStart) << ")" << endl; - + + if (End == string::npos || End < Start) + End = Start + ScreenWidth; + Start = End + 1; VersionsStart = VersionsEnd + 1; } else { @@ -342,7 +357,7 @@ void ShowBroken(ostream &out,CacheFile &Cache,bool Now) /* */ void ShowNew(ostream &out,CacheFile &Cache) { - /* Print out a list of packages that are going to be removed extra + /* Print out a list of packages that are going to be installed extra to what the user asked */ string List; string VersionsList; @@ -403,7 +418,7 @@ void ShowKept(ostream &out,CacheFile &Cache) List += string(I.Name()) + " "; VersionsList += string(Cache[I].CurVersion) + " => " + Cache[I].CandVersion + "\n"; } - ShowList(out,_("The following packages have been kept back"),List,VersionsList); + ShowList(out,_("The following packages have been kept back:"),List,VersionsList); } /*}}}*/ // ShowUpgraded - Show upgraded packages /*{{{*/ @@ -424,7 +439,7 @@ void ShowUpgraded(ostream &out,CacheFile &Cache) List += string(I.Name()) + " "; VersionsList += string(Cache[I].CurVersion) + " => " + Cache[I].CandVersion + "\n"; } - ShowList(out,_("The following packages will be upgraded"),List,VersionsList); + ShowList(out,_("The following packages will be upgraded:"),List,VersionsList); } /*}}}*/ // ShowDowngraded - Show downgraded packages /*{{{*/ @@ -445,7 +460,7 @@ bool ShowDowngraded(ostream &out,CacheFile &Cache) List += string(I.Name()) + " "; VersionsList += string(Cache[I].CurVersion) + " => " + Cache[I].CandVersion + "\n"; } - return ShowList(out,_("The following packages will be DOWNGRADED"),List,VersionsList); + return ShowList(out,_("The following packages will be DOWNGRADED:"),List,VersionsList); } /*}}}*/ // ShowHold - Show held but changed packages /*{{{*/ @@ -556,7 +571,7 @@ void Stats(ostream &out,pkgDepCache &Dep) ReInstall++; } - ioprintf(out,_("%lu packages upgraded, %lu newly installed, "), + ioprintf(out,_("%lu upgraded, %lu newly installed, "), Upgrade,Install); if (ReInstall != 0) @@ -568,7 +583,7 @@ void Stats(ostream &out,pkgDepCache &Dep) Dep.DelCount(),Dep.KeepCount()); if (Dep.BadCount() != 0) - ioprintf(out,_("%lu packages not fully installed or removed.\n"), + ioprintf(out,_("%lu not fully installed or removed.\n"), Dep.BadCount()); } /*}}}*/ @@ -679,10 +694,11 @@ bool InstallPackages(CacheFile &Cache,bool ShwKept,bool Ask = true, if (ShwKept == true) ShowKept(c1out,Cache); Fail |= !ShowHold(c1out,Cache); - if (_config->FindB("APT::Get::Show-Upgraded",false) == true) + if (_config->FindB("APT::Get::Show-Upgraded",true) == true) ShowUpgraded(c1out,Cache); Fail |= !ShowDowngraded(c1out,Cache); - Essential = !ShowEssential(c1out,Cache); + if (_config->FindB("APT::Get::Download-Only",false) == false) + Essential = !ShowEssential(c1out,Cache); Fail |= Essential; Stats(c1out,Cache); @@ -1021,10 +1037,9 @@ bool TryToInstall(pkgCache::PkgIterator Pkg,pkgDepCache &Cache, else { ioprintf(c1out, - _("Package %s has no available version, but exists in the database.\n" - "This typically means that the package was mentioned in a dependency and\n" - "never uploaded, has been obsoleted or is not available with the contents\n" - "of sources.list\n"),Pkg.Name()); + _("Package %s is not available, but is referred to by another package.\n" + "This may mean that the package is missing, has been obsoleted, or\n" + "is only available from another source\n"),Pkg.Name()); string List; string VersionsList; @@ -1346,14 +1361,14 @@ bool DoInstall(CommandLine &CmdL) while (Cache->FindPkg(S).end() == true) { // Handle an optional end tag indicating what to do - if (S[Length - 1] == '-') + if (Length >= 1 && S[Length - 1] == '-') { Remove = true; S[--Length] = 0; continue; } - if (S[Length - 1] == '+') + if (Length >= 1 && S[Length - 1] == '+') { Remove = false; S[--Length] = 0; @@ -1504,6 +1519,74 @@ bool DoInstall(CommandLine &CmdL) ShowList(c1out,_("The following extra packages will be installed:"),List,VersionsList); } + /* Print out a list of suggested and recommended packages */ + { + string SuggestsList, RecommendsList, List; + string SuggestsVersions, RecommendsVersions; + for (unsigned J = 0; J < Cache->Head().PackageCount; J++) + { + pkgCache::PkgIterator I(Cache,Cache.List[J]); + + /* Just look at the ones we want to install */ + if ((*Cache)[I].Install() == false) + continue; + + for (pkgCache::VerIterator V = I.VersionList(); V.end() == false; V++) + { + for (pkgCache::DepIterator D = V.DependsList(); D.end() == false; D++) + { + pkgCache::DepIterator Start; + pkgCache::DepIterator End; + D.GlobOr(Start,End); + + /* + * If this is a virtual package, we need to check the list of + * packages that provide it and see if any of those are + * installed + */ + pkgCache::PrvIterator Prv = Start.TargetPkg().ProvidesList(); + bool providedBySomething = false; + for (; Prv.end() != true; Prv++) + if ((*Cache)[Prv.OwnerPkg()].InstVerIter(*Cache).end() == false) { + providedBySomething = true; + break; + } + + if (providedBySomething) continue; + + do + { + /* Skip if package is installed already, or is about to be */ + string target = string(Start.TargetPkg().Name()) + " "; + if ((*Start.TargetPkg()).SelectedState == pkgCache::State::Install + || Cache[Start.TargetPkg()].Install()) + break; + + /* Skip if we already saw it */ + if (int(SuggestsList.find(target)) != -1 || int(RecommendsList.find(target)) != -1) + break; + + if (Start->Type == pkgCache::Dep::Suggests) { + SuggestsList += target; + SuggestsVersions += string(Cache[Start.TargetPkg()].CandVersion) + "\n"; + } + + if (Start->Type == pkgCache::Dep::Recommends) { + RecommendsList += target; + RecommendsVersions += string(Cache[Start.TargetPkg()].CandVersion) + "\n"; + } + if (Start == End) + break; + Start++; + } while (1); + } + } + } + ShowList(c1out,_("Suggested packages:"),SuggestsList,SuggestsVersions); + ShowList(c1out,_("Recommended packages:"),RecommendsList,RecommendsVersions); + + } + // See if we need to prompt if (Cache->InstCount() == ExpectedInst && Cache->DelCount() == 0) return InstallPackages(Cache,false,false); @@ -1955,7 +2038,7 @@ 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) @@ -1968,8 +2051,18 @@ bool DoBuildDep(CommandLine &CmdL) unsigned int ExpectedInst = 0; vector ::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) { @@ -1991,16 +2084,21 @@ 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()); } /* @@ -2013,9 +2111,6 @@ 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 @@ -2024,37 +2119,99 @@ bool DoBuildDep(CommandLine &CmdL) */ pkgCache::PrvIterator Prv = Pkg.ProvidesList(); 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; + } // Get installed version and version we are going to install pkgCache::VerIterator IV = (*Cache)[Pkg].InstVerIter(*Cache); - pkgCache::VerIterator CV = (*Cache)[Pkg].CandidateVerIter(*Cache); - for (; CV.end() != true; CV++) + if ((*D).Version[0] != '\0') { + // Versioned dependency + + pkgCache::VerIterator CV = (*Cache)[Pkg].CandidateVerIter(*Cache); + + for (; CV.end() != true; CV++) + { + if (Cache->VS().CheckDep(CV.VerStr(),(*D).Op,(*D).Version.c_str()) == true) + break; + } + if (CV.end() == true) + if (hasAlternatives) + { + continue; + } + else + { + return _error->Error(_("%s dependency for %s cannot be satisfied " + "because no available versions of package %s " + "can satisfy version requirements"), + 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; + } + } + + if (IV.end() == false) { - if (Cache->VS().CheckDep(CV.VerStr(),(*D).Op,(*D).Version.c_str()) == true) - break; + 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 (CV.end() == true) - return _error->Error(_("%s dependency for %s cannot be satisfied " - "because no available versions of package %s " - "can satisfy version requirements"), - Last->BuildDepType((*D).Type),Src.c_str(), - (*D).Package.c_str()); - /* - * 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 (_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()); + } } } @@ -2064,8 +2221,7 @@ 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(_("Build-dependencies for %s could not be satisfied."),*I); } if (InstallPackages(Cache, false, true) == false) @@ -2296,7 +2452,7 @@ int main(int argc,const char *argv[]) } // 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"); // Setup the output streams