X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/5abee4863220c2d9b135dc832b33c8680e5ba12e..bdc00df54d97c2825ce37dd1c249f633f199a80b:/cmdline/apt-mark.cc diff --git a/cmdline/apt-mark.cc b/cmdline/apt-mark.cc index c7d9b6f6a..ed348358a 100644 --- a/cmdline/apt-mark.cc +++ b/cmdline/apt-mark.cc @@ -11,12 +11,31 @@ #include #include #include +#include #include -#include #include - -#include +#include +#include +#include +#include +#include +#include + +#include + +#include +#include +#include +#include +#include +#include +#include #include +#include +#include +#include +#include +#include #include /*}}}*/ @@ -27,7 +46,7 @@ ostream c1out(0); ostream c2out(0); ofstream devnull("/dev/null"); /* DoAuto - mark packages as automatically/manually installed {{{*/ -bool DoAuto(CommandLine &CmdL) +static bool DoAuto(CommandLine &CmdL) { pkgCacheFile CacheFile; pkgCache *Cache = CacheFile.GetPkgCache(); @@ -74,7 +93,7 @@ bool DoAuto(CommandLine &CmdL) /* DoMarkAuto - mark packages as automatically/manually installed {{{*/ /* Does the same as DoAuto but tries to do it exactly the same why as the python implementation did it so it can be a drop-in replacement */ -bool DoMarkAuto(CommandLine &CmdL) +static bool DoMarkAuto(CommandLine &CmdL) { pkgCacheFile CacheFile; pkgCache *Cache = CacheFile.GetPkgCache(); @@ -111,7 +130,7 @@ bool DoMarkAuto(CommandLine &CmdL) } /*}}}*/ /* ShowAuto - show automatically installed packages (sorted) {{{*/ -bool ShowAuto(CommandLine &CmdL) +static bool ShowAuto(CommandLine &CmdL) { pkgCacheFile CacheFile; pkgCache *Cache = CacheFile.GetPkgCache(); @@ -151,20 +170,70 @@ bool ShowAuto(CommandLine &CmdL) } /*}}}*/ /* DoHold - mark packages as hold by dpkg {{{*/ -bool DoHold(CommandLine &CmdL) +static bool DoHold(CommandLine &CmdL) { pkgCacheFile CacheFile; pkgCache *Cache = CacheFile.GetPkgCache(); if (unlikely(Cache == NULL)) return false; + // Generate the base argument list for dpkg + std::vector Args; + string Tmp = _config->Find("Dir::Bin::dpkg","dpkg"); + { + string const dpkgChrootDir = _config->FindDir("DPkg::Chroot-Directory", "/"); + size_t dpkgChrootLen = dpkgChrootDir.length(); + if (dpkgChrootDir != "/" && Tmp.find(dpkgChrootDir) == 0) + { + if (dpkgChrootDir[dpkgChrootLen - 1] == '/') + --dpkgChrootLen; + Tmp = Tmp.substr(dpkgChrootLen); + } + } + Args.push_back(Tmp.c_str()); + + // Stick in any custom dpkg options + Configuration::Item const *Opts = _config->Tree("DPkg::Options"); + if (Opts != 0) + { + Opts = Opts->Child; + for (; Opts != 0; Opts = Opts->Next) + { + if (Opts->Value.empty() == true) + continue; + Args.push_back(Opts->Value.c_str()); + } + } + + size_t const BaseArgs = Args.size(); + // we need to detect if we can qualify packages with the architecture or not + Args.push_back("--assert-multi-arch"); + Args.push_back(NULL); + + + pid_t dpkgAssertMultiArch = ExecFork(); + if (dpkgAssertMultiArch == 0) + { + std::string const chrootDir = _config->FindDir("DPkg::Chroot-Directory"); + // redirect everything to the ultimate sink as we only need the exit-status + int const nullfd = open("/dev/null", O_RDONLY); + dup2(nullfd, STDIN_FILENO); + dup2(nullfd, STDOUT_FILENO); + dup2(nullfd, STDERR_FILENO); + if (chrootDir != "/" && chroot(chrootDir.c_str()) != 0 && chdir("/") != 0) + _error->WarningE("getArchitecture", "Couldn't chroot into %s for dpkg --assert-multi-arch", chrootDir.c_str()); + execvp(Args[0], (char**) &Args[0]); + _error->WarningE("dpkgGo", "Can't detect if dpkg supports multi-arch!"); + _exit(2); + } + APT::PackageList pkgset = APT::PackageList::FromCommandLine(CacheFile, CmdL.FileList + 1); if (pkgset.empty() == true) return _error->Error(_("No packages found")); bool const MarkHold = strcasecmp(CmdL.FileList[0],"hold") == 0; - for (APT::PackageList::iterator Pkg = pkgset.begin(); Pkg != pkgset.end(); ++Pkg) + for (APT::PackageList::iterator Pkg = pkgset.begin(); Pkg != pkgset.end();) { if ((Pkg->SelectedState == pkgCache::State::Hold) == MarkHold) { @@ -172,9 +241,25 @@ bool DoHold(CommandLine &CmdL) ioprintf(c1out,_("%s was already set on hold.\n"), Pkg.FullName(true).c_str()); else ioprintf(c1out,_("%s was already not hold.\n"), Pkg.FullName(true).c_str()); - pkgset.erase(Pkg); - continue; + Pkg = pkgset.erase(Pkg, true); } + else + ++Pkg; + } + + bool dpkgMultiArch = false; + if (dpkgAssertMultiArch > 0) + { + int Status = 0; + while (waitpid(dpkgAssertMultiArch, &Status, 0) != dpkgAssertMultiArch) + { + if (errno == EINTR) + continue; + _error->WarningE("dpkgGo", _("Waited for %s but it wasn't there"), "dpkg --assert-multi-arch"); + break; + } + if (WIFEXITED(Status) == true && WEXITSTATUS(Status) == 0) + dpkgMultiArch = true; } if (pkgset.empty() == true) @@ -192,40 +277,76 @@ bool DoHold(CommandLine &CmdL) return true; } - string dpkgcall = _config->Find("Dir::Bin::dpkg", "dpkg"); - std::vector const dpkgoptions = _config->FindVector("DPkg::options"); - for (std::vector::const_iterator o = dpkgoptions.begin(); - o != dpkgoptions.end(); ++o) - dpkgcall.append(" ").append(*o); - dpkgcall.append(" --set-selections"); - FILE *dpkg = popen(dpkgcall.c_str(), "w"); - if (dpkg == NULL) - return _error->Errno("DoHold", "fdopen on dpkg stdin failed"); + Args.erase(Args.begin() + BaseArgs, Args.end()); + Args.push_back("--set-selections"); + Args.push_back(NULL); + int external[2] = {-1, -1}; + if (pipe(external) != 0) + return _error->WarningE("DoHold", "Can't create IPC pipe for dpkg --set-selections"); + + pid_t dpkgSelection = ExecFork(); + if (dpkgSelection == 0) + { + close(external[1]); + std::string const chrootDir = _config->FindDir("DPkg::Chroot-Directory"); + if (chrootDir != "/" && chroot(chrootDir.c_str()) != 0 && chdir("/") != 0) + _error->WarningE("getArchitecture", "Couldn't chroot into %s for dpkg --set-selections", chrootDir.c_str()); + int const nullfd = open("/dev/null", O_RDONLY); + dup2(external[0], STDIN_FILENO); + dup2(nullfd, STDOUT_FILENO); + dup2(nullfd, STDERR_FILENO); + execvp(Args[0], (char**) &Args[0]); + _error->WarningE("dpkgGo", "Can't detect if dpkg supports multi-arch!"); + _exit(2); + } + + FILE* dpkg = fdopen(external[1], "w"); for (APT::PackageList::iterator Pkg = pkgset.begin(); Pkg != pkgset.end(); ++Pkg) { + if (dpkgMultiArch == false) + fprintf(dpkg, "%s", Pkg.FullName(true).c_str()); + else + { + if (Pkg->CurrentVer != 0) + fprintf(dpkg, "%s:%s", Pkg.Name(), Pkg.CurrentVer().Arch()); + else if (Pkg.VersionList().end() == false) + fprintf(dpkg, "%s:%s", Pkg.Name(), Pkg.VersionList().Arch()); + else + fprintf(dpkg, "%s", Pkg.FullName(false).c_str()); + } + if (MarkHold == true) { - fprintf(dpkg, "%s hold\n", Pkg.FullName(true).c_str()); + fprintf(dpkg, " hold\n"); ioprintf(c1out,_("%s set on hold.\n"), Pkg.FullName(true).c_str()); } else { - fprintf(dpkg, "%s install\n", Pkg.FullName(true).c_str()); + fprintf(dpkg, " install\n"); ioprintf(c1out,_("Canceled hold on %s.\n"), Pkg.FullName(true).c_str()); } } + fclose(dpkg); - int const status = pclose(dpkg); - if (status == -1) - return _error->Errno("DoHold", "dpkg execution failed in the end"); - if (WIFEXITED(status) == false || WEXITSTATUS(status) != 0) - return _error->Error(_("Executing dpkg failed. Are you root?")); - return true; + if (dpkgSelection > 0) + { + int Status = 0; + while (waitpid(dpkgSelection, &Status, 0) != dpkgSelection) + { + if (errno == EINTR) + continue; + _error->WarningE("dpkgGo", _("Waited for %s but it wasn't there"), "dpkg --set-selection"); + break; + } + if (WIFEXITED(Status) == true && WEXITSTATUS(Status) == 0) + return true; + } + return _error->Error(_("Executing dpkg failed. Are you root?")); } /*}}}*/ /* ShowHold - show packages set on hold in dpkg status {{{*/ -bool ShowHold(CommandLine &CmdL) +static bool ShowHold(CommandLine &CmdL) { pkgCacheFile CacheFile; pkgCache *Cache = CacheFile.GetPkgCache(); @@ -262,20 +383,25 @@ bool ShowHold(CommandLine &CmdL) // ShowHelp - Show a help screen /*{{{*/ // --------------------------------------------------------------------- /* */ -bool ShowHelp(CommandLine &CmdL) +static bool ShowHelp(CommandLine &) { - ioprintf(cout,_("%s %s for %s compiled on %s %s\n"),PACKAGE,VERSION, + ioprintf(cout,_("%s %s for %s compiled on %s %s\n"),PACKAGE,PACKAGE_VERSION, COMMON_ARCH,__DATE__,__TIME__); cout << _("Usage: apt-mark [options] {auto|manual} pkg1 [pkg2 ...]\n" "\n" "apt-mark is a simple command line interface for marking packages\n" - "as manual or automatical installed. It can also list marks.\n" + "as manually or automatically installed. It can also list marks.\n" "\n" "Commands:\n" " auto - Mark the given packages as automatically installed\n" " manual - Mark the given packages as manually installed\n" + " hold - Mark a package as held back\n" + " unhold - Unset a package set as held back\n" + " showauto - Print the list of automatically installed packages\n" + " showmanual - Print the list of manually installed packages\n" + " showhold - Print the list of package on hold\n" "\n" "Options:\n" " -h This help text.\n" @@ -292,21 +418,6 @@ bool ShowHelp(CommandLine &CmdL) /*}}}*/ int main(int argc,const char *argv[]) /*{{{*/ { - CommandLine::Args Args[] = { - {'h',"help","help",0}, - {0,"version","version",0}, - {'q',"quiet","quiet",CommandLine::IntLevel}, - {'q',"silent","quiet",CommandLine::IntLevel}, - {'v',"verbose","APT::MarkAuto::Verbose",0}, - {'s',"simulate","APT::Mark::Simulate",0}, - {'s',"just-print","APT::Mark::Simulate",0}, - {'s',"recon","APT::Mark::Simulate",0}, - {'s',"dry-run","APT::Mark::Simulate",0}, - {'s',"no-act","APT::Mark::Simulate",0}, - {'f',"file","Dir::State::extended_states",CommandLine::HasArg}, - {'c',"config-file",0,CommandLine::ConfigFile}, - {'o',"option",0,CommandLine::ArbItem}, - {0,0,0,0}}; CommandLine::Dispatch Cmds[] = {{"help",&ShowHelp}, {"auto",&DoAuto}, {"manual",&DoAuto}, @@ -324,12 +435,14 @@ int main(int argc,const char *argv[]) /*{{{*/ {"unmarkauto", &DoMarkAuto}, {0,0}}; + std::vector Args = getCommandArgs("apt-mark", CommandLine::GetCommand(Cmds, argc, argv)); + // Set up gettext support setlocale(LC_ALL,""); textdomain(PACKAGE); // Parse the command line and initialize the package library - CommandLine CmdL(Args,_config); + CommandLine CmdL(Args.data(),_config); if (pkgInitConfig(*_config) == false || CmdL.Parse(argc,argv) == false || pkgInitSystem(*_config,_system) == false)