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authorMichael Vogt <mvo@debian.org>2015-08-18 11:54:05 +0200
committerMichael Vogt <mvo@debian.org>2015-08-18 11:54:05 +0200
commit21248c0f00ee71412dbadc6ebf84011cf974346d (patch)
tree7dc1f5904399482d2128765b5b86d57a4ac5b3e1 /cmdline/apt-mark.cc
parente5f34ad3b043abf033c1626eb8449b75955d6760 (diff)
parent4fc6b7570c3e97b65c118b58cdf6729fa94c9b03 (diff)
Merge branch 'debian/experimental' into feature/srv-records
Conflicts: cmdline/apt-helper.cc cmdline/makefile
Diffstat (limited to 'cmdline/apt-mark.cc')
-rw-r--r--cmdline/apt-mark.cc112
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);