diff options
Diffstat (limited to 'cmdline/apt-mark.cc')
| -rw-r--r-- | cmdline/apt-mark.cc | 63 |
1 files changed, 57 insertions, 6 deletions
diff --git a/cmdline/apt-mark.cc b/cmdline/apt-mark.cc index 2702dbbd3..860982f9e 100644 --- a/cmdline/apt-mark.cc +++ b/cmdline/apt-mark.cc @@ -275,11 +275,65 @@ static bool DoHold(CommandLine &CmdL) } Args.erase(Args.begin() + BaseArgs, Args.end()); - Args.push_back("--set-selections"); + Args.push_back("--merge-avail"); + 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 = pkgset.begin(); Pkg != pkgset.end(); ++Pkg) + { + if (Pkg->CurrentVer != 0) + continue; + 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); + + 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); + + external[0] = -1; + external[1] = -1; + if (pipe(external) != 0) return _error->WarningE("DoHold", "Can't create IPC pipe for dpkg --set-selections"); pid_t dpkgSelection = ExecFork(); @@ -289,16 +343,13 @@ 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); } - FILE* dpkg = fdopen(external[1], "w"); + dpkg = fdopen(external[1], "w"); for (APT::PackageList::iterator Pkg = pkgset.begin(); Pkg != pkgset.end(); ++Pkg) { if (dpkgMultiArch == false) |