X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/0c33605d981ceb78a4761e39043dc79ef9a571b2..5ad0096a4e19e191b59634e8a8817995ec4045ad:/cmdline/apt-mark.cc diff --git a/cmdline/apt-mark.cc b/cmdline/apt-mark.cc index 4c0fc2893..02c73fc2e 100644 --- a/cmdline/apt-mark.cc +++ b/cmdline/apt-mark.cc @@ -11,29 +11,39 @@ #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 +#include +#include +#include +#include +#include #include /*}}}*/ using namespace std; -ostream c0out(0); -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(); @@ -80,7 +90,7 @@ 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(); @@ -117,7 +127,7 @@ 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(); @@ -157,7 +167,7 @@ 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(); @@ -207,7 +217,7 @@ bool DoHold(CommandLine &CmdL) dup2(nullfd, STDIN_FILENO); dup2(nullfd, STDOUT_FILENO); dup2(nullfd, STDERR_FILENO); - if (chrootDir != "/" && chroot(chrootDir.c_str()) != 0) + 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!"); @@ -228,7 +238,7 @@ 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()); - Pkg = pkgset.erase(Pkg, true); + Pkg = pkgset.erase(Pkg); } else ++Pkg; @@ -264,6 +274,70 @@ bool DoHold(CommandLine &CmdL) return true; } + APT::PackageList keepoffset; + for (APT::PackageList::iterator Pkg = pkgset.begin(); Pkg != pkgset.end(); ++Pkg) + { + if (Pkg->CurrentVer != 0) + continue; + keepoffset.insert(*Pkg); + } + + if (keepoffset.empty() == false) + { + Args.erase(Args.begin() + BaseArgs, Args.end()); + Args.push_back("--merge-avail"); + // FIXME: supported only since 1.17.7 in dpkg + Args.push_back("-"); + Args.push_back(NULL); + + int external[2] = {-1, -1}; + if (pipe(external) != 0) + return _error->WarningE("DoHold", "Can't create IPC pipe for dpkg --merge-avail"); + + pid_t dpkgMergeAvail = ExecFork(); + if (dpkgMergeAvail == 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 --merge-avail", chrootDir.c_str()); + dup2(external[0], STDIN_FILENO); + int const nullfd = open("/dev/null", O_RDONLY); + dup2(nullfd, STDOUT_FILENO); + execvp(Args[0], (char**) &Args[0]); + _error->WarningE("dpkgGo", "Can't get dpkg --merge-avail running!"); + _exit(2); + } + + FILE* dpkg = fdopen(external[1], "w"); + for (APT::PackageList::iterator Pkg = keepoffset.begin(); Pkg != keepoffset.end(); ++Pkg) + { + char const * Arch; + if (Pkg->VersionList != 0) + Arch = Pkg.VersionList().Arch(); + else + Arch = Pkg.Arch(); + fprintf(dpkg, "Package: %s\nVersion: 0~\nArchitecture: %s\nMaintainer: Dummy Example \n" + "Description: dummy package record\n A record is needed to put a package on hold, so here it is.\n\n", Pkg.Name(), Arch); + } + fclose(dpkg); + keepoffset.clear(); + + if (dpkgMergeAvail > 0) + { + int Status = 0; + while (waitpid(dpkgMergeAvail, &Status, 0) != dpkgMergeAvail) + { + if (errno == EINTR) + continue; + _error->WarningE("dpkgGo", _("Waited for %s but it wasn't there"), "dpkg --merge-avail"); + break; + } + if (WIFEXITED(Status) == false || WEXITSTATUS(Status) != 0) + return _error->Error(_("Executing dpkg failed. Are you root?")); + } + } + Args.erase(Args.begin() + BaseArgs, Args.end()); Args.push_back("--set-selections"); Args.push_back(NULL); @@ -277,14 +351,11 @@ bool DoHold(CommandLine &CmdL) { close(external[1]); std::string const chrootDir = _config->FindDir("DPkg::Chroot-Directory"); - if (chrootDir != "/" && chroot(chrootDir.c_str()) != 0) + 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!"); + _error->WarningE("dpkgGo", "Can't get dpkg --set-selections running!"); _exit(2); } @@ -333,7 +404,7 @@ bool DoHold(CommandLine &CmdL) } /*}}}*/ /* ShowHold - show packages set on hold in dpkg status {{{*/ -bool ShowHold(CommandLine &CmdL) +static bool ShowHold(CommandLine &CmdL) { pkgCacheFile CacheFile; pkgCache *Cache = CacheFile.GetPkgCache(); @@ -370,10 +441,9 @@ 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,PACKAGE_VERSION, - COMMON_ARCH,__DATE__,__TIME__); + ioprintf(std::cout, "%s %s (%s)\n", PACKAGE, PACKAGE_VERSION, COMMON_ARCH); cout << _("Usage: apt-mark [options] {auto|manual} pkg1 [pkg2 ...]\n" @@ -384,6 +454,11 @@ bool ShowHelp(CommandLine &CmdL) "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" @@ -400,21 +475,6 @@ 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}, @@ -432,43 +492,16 @@ 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); - if (pkgInitConfig(*_config) == false || - CmdL.Parse(argc,argv) == false || - pkgInitSystem(*_config,_system) == false) - { - if (_config->FindB("version") == true) - ShowHelp(CmdL); - _error->DumpErrors(); - return 100; - } - - // See if the help should be shown - if (_config->FindB("help") == true || - _config->FindB("version") == true || - CmdL.FileSize() == 0) - { - ShowHelp(CmdL); - return 0; - } + CommandLine CmdL; + ParseCommandLine(CmdL, Cmds, Args.data(), &_config, &_system, argc, argv, ShowHelp); - // Deal with stdout not being a tty - if (!isatty(STDOUT_FILENO) && _config->FindI("quiet", -1) == -1) - _config->Set("quiet","1"); - - // Setup the output streams - c0out.rdbuf(cout.rdbuf()); - c1out.rdbuf(cout.rdbuf()); - c2out.rdbuf(cout.rdbuf()); - if (_config->FindI("quiet",0) > 0) - c0out.rdbuf(devnull.rdbuf()); - if (_config->FindI("quiet",0) > 1) - c1out.rdbuf(devnull.rdbuf()); + InitOutput(); // Match the operation CmdL.DispatchArg(Cmds);