#include <apt-pkg/init.h>
#include <apt-pkg/strutl.h>
#include <apt-pkg/pkgsystem.h>
+#include <apt-pkg/fileutl.h>
#include <algorithm>
+#include <errno.h>
#include <unistd.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <sys/wait.h>
+#include <fcntl.h>
#include <apti18n.h>
/*}}}*/
if (unlikely(Cache == NULL))
return false;
+ // Generate the base argument list for dpkg
+ std::vector<const char *> 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");
+ if (chrootDir != "/" && chroot(chrootDir.c_str()) != 0)
+ _error->WarningE("getArchitecture", "Couldn't chroot into %s for dpkg --assert-multi-arch", chrootDir.c_str());
+ // 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);
+ 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)
{
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)
return true;
}
- string dpkgcall = _config->Find("Dir::Bin::dpkg", "dpkg");
- std::vector<string> const dpkgoptions = _config->FindVector("DPkg::options");
- for (std::vector<string>::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)
+ _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 (MarkHold == true)
{
- fprintf(dpkg, "%s hold\n", Pkg.FullName(true).c_str());
+ fprintf(dpkg, "%s hold\n", Pkg.FullName(!dpkgMultiArch).c_str());
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, "%s install\n", Pkg.FullName(!dpkgMultiArch).c_str());
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 ShowHelp(CommandLine &CmdL)
{
- 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 <<
projects / apt.git / blobdiff