diff options
Diffstat (limited to 'cmdline/apt-mark.cc')
| -rw-r--r-- | cmdline/apt-mark.cc | 112 |
1 files changed, 70 insertions, 42 deletions
diff --git a/cmdline/apt-mark.cc b/cmdline/apt-mark.cc index ed348358a..de1c80309 100644 --- a/cmdline/apt-mark.cc +++ b/cmdline/apt-mark.cc @@ -22,6 +22,7 @@ #include <apt-pkg/pkgcache.h> #include <apt-private/private-cmndline.h> +#include <apt-private/private-output.h> #include <errno.h> #include <fcntl.h> @@ -41,10 +42,6 @@ /*}}}*/ using namespace std; -ostream c0out(0); -ostream c1out(0); -ostream c2out(0); -ofstream devnull("/dev/null"); /* DoAuto - mark packages as automatically/manually installed {{{*/ static bool DoAuto(CommandLine &CmdL) { @@ -277,6 +274,70 @@ static 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 <dummy@example.org>\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); @@ -292,12 +353,9 @@ static bool DoHold(CommandLine &CmdL) 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!"); + _error->WarningE("dpkgGo", "Can't get dpkg --set-selections running!"); _exit(2); } @@ -385,8 +443,7 @@ static bool ShowHold(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" @@ -441,39 +498,10 @@ int main(int argc,const char *argv[]) /*{{{*/ setlocale(LC_ALL,""); textdomain(PACKAGE); - // Parse the command line and initialize the package library - CommandLine CmdL(Args.data(),_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; - } - - // Deal with stdout not being a tty - if (!isatty(STDOUT_FILENO) && _config->FindI("quiet", -1) == -1) - _config->Set("quiet","1"); + CommandLine CmdL; + ParseCommandLine(CmdL, Cmds, Args.data(), &_config, &_system, argc, argv, ShowHelp); - // 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); |