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authorDavid Kalnischkies <kalnischkies@gmail.com>2012-01-13 17:30:17 +0100
committerDavid Kalnischkies <kalnischkies@gmail.com>2012-01-13 17:30:17 +0100
commit86fc2ca8909eb686e2ad751acb0f0eaf706d9d5e (patch)
treee985e74ed4d613126b24839d710e4b49db753824
parent854341141df83c767bb4310e9e6084c5a4bff7f7 (diff)
* apt-pkg/deb/dpkgpm.cc:
- check if dpkg supports multiarch with --assert-multi-arch and if it does be always explicit about the architecture
-rw-r--r--apt-pkg/deb/dpkgpm.cc73
-rw-r--r--debian/changelog5
-rwxr-xr-xtest/integration/test-dpkg-assert-multi-arch53
3 files changed, 109 insertions, 22 deletions
diff --git a/apt-pkg/deb/dpkgpm.cc b/apt-pkg/deb/dpkgpm.cc
index 7c0ed5639..4dc0baa50 100644
--- a/apt-pkg/deb/dpkgpm.cc
+++ b/apt-pkg/deb/dpkgpm.cc
@@ -108,7 +108,7 @@ ionice(int PID)
{
if (!FileExists("/usr/bin/ionice"))
return false;
- pid_t Process = ExecFork();
+ pid_t Process = ExecFork();
if (Process == 0)
{
char buf[32];
@@ -829,6 +829,40 @@ static int racy_pselect(int nfds, fd_set *readfds, fd_set *writefds,
*/
bool pkgDPkgPM::Go(int OutStatusFd)
{
+ // Generate the base argument list for dpkg
+ std::vector<const char *> Args;
+ unsigned long StartSize = 0;
+ string const Tmp = _config->Find("Dir::Bin::dpkg","dpkg");
+ Args.push_back(Tmp.c_str());
+ StartSize += Tmp.length();
+
+ // 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());
+ StartSize += Opts->Value.length();
+ }
+ }
+
+ 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)
+ {
+ execv(Args[0], (char**) &Args[0]);
+ _error->WarningE("dpkgGo", "Can't detect if dpkg supports multi-arch!");
+ _exit(2);
+ }
+
fd_set rfds;
struct timespec tv;
sigset_t sigmask;
@@ -905,27 +939,20 @@ bool pkgDPkgPM::Go(int OutStatusFd)
// create log
OpenLog();
- // Generate the base argument list for dpkg
- std::vector<const char *> Args;
- unsigned long StartSize = 0;
- string const Tmp = _config->Find("Dir::Bin::dpkg","dpkg");
- Args.push_back(Tmp.c_str());
- StartSize += Tmp.length();
-
- // Stick in any custom dpkg options
- Configuration::Item const *Opts = _config->Tree("DPkg::Options");
- if (Opts != 0)
+ bool dpkgMultiArch = false;
+ if (dpkgAssertMultiArch > 0)
{
- Opts = Opts->Child;
- for (; Opts != 0; Opts = Opts->Next)
+ int Status = 0;
+ while (waitpid(dpkgAssertMultiArch, &Status, 0) != dpkgAssertMultiArch)
{
- if (Opts->Value.empty() == true)
+ if (errno == EINTR)
continue;
- Args.push_back(Opts->Value.c_str());
- StartSize += Opts->Value.length();
+ _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;
}
- size_t const BaseArgs = Args.size();
// this loop is runs once per operation
for (vector<Item>::const_iterator I = List.begin(); I != List.end();)
@@ -965,14 +992,17 @@ bool pkgDPkgPM::Go(int OutStatusFd)
if (J - I > (signed)MaxArgs)
{
J = I + MaxArgs;
- Args.reserve(MaxArgs + 10);
+ unsigned long const size = MaxArgs + 10;
+ Args.reserve(size);
+ Packages.reserve(size);
}
else
{
- Args.reserve((J - I) + 10);
+ unsigned long const size = (J - I) + 10;
+ Args.reserve(size);
+ Packages.reserve(size);
}
-
int fd[2];
pipe(fd);
@@ -1047,7 +1077,8 @@ bool pkgDPkgPM::Go(int OutStatusFd)
continue;
if (I->Op == Item::Configure && disappearedPkgs.find(I->Pkg.Name()) != disappearedPkgs.end())
continue;
- if (I->Pkg.Arch() == nativeArch || !strcmp(I->Pkg.Arch(), "all"))
+ // We keep this here to allow "smooth" transitions from e.g. multiarch dpkg/ubuntu to dpkg/debian
+ if (dpkgMultiArch == false && (I->Pkg.Arch() == nativeArch || !strcmp(I->Pkg.Arch(), "all")))
{
char const * const name = I->Pkg.Name();
ADDARG(name);
diff --git a/debian/changelog b/debian/changelog
index 36b3d8340..5eb4e593f 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -6,8 +6,11 @@ apt (0.8.16~exp10) UNRELEASED; urgency=low
only with real packages, not with virtual providers
* apt-pkg/pkgcache.cc:
- ignore implicit conflicts on providers in AllTarget, too
+ * apt-pkg/deb/dpkgpm.cc:
+ - check if dpkg supports multiarch with --assert-multi-arch
+ and if it does be always explicit about the architecture
- -- David Kalnischkies <kalnischkies@gmail.com> Fri, 13 Jan 2012 12:47:33 +0100
+ -- David Kalnischkies <kalnischkies@gmail.com> Fri, 13 Jan 2012 17:29:07 +0100
apt (0.8.16~exp9) experimental; urgency=low
diff --git a/test/integration/test-dpkg-assert-multi-arch b/test/integration/test-dpkg-assert-multi-arch
new file mode 100755
index 000000000..b1ec73e18
--- /dev/null
+++ b/test/integration/test-dpkg-assert-multi-arch
@@ -0,0 +1,53 @@
+#!/bin/sh
+set -e
+
+TESTDIR=$(readlink -f $(dirname $0))
+. $TESTDIR/framework
+setupenvironment
+configarchitecture 'amd64' 'i386'
+
+buildsimplenativepackage 'native-pkg' 'amd64' '1.0' 'stable'
+buildsimplenativepackage 'foreign-pkg' 'i386' '0.5' 'stable' 'Multi-Arch: foreign'
+buildsimplenativepackage 'same-lib' 'amd64,i386' '0.5' 'stable' 'Multi-Arch: same'
+
+setupaptarchive
+
+testqualifier() {
+ msgtest 'Test for correct qualifier mode' $2
+ GIVEN="$(aptget install $1 -qq -o Debug::pkgDPkgPM=1 2>&1 | grep -- '--configure' | sed -e 's/^.*--configure \([^ ]*\).*$/\1/')"
+ test "$GIVEN" = "$2" && msgpass || msgfail
+}
+
+# non-multiarch or "ubuntus" old multiarchified dpkg
+echo 'Dir::Bin::dpkg "./dpkg-wrapper";' > rootdir/etc/apt/apt.conf.d/99dpkgwrapper
+echo '#! /bin/sh
+if echo "$*" | grep -q -- "--assert-multi-arch"; then
+ return 2;
+fi
+return $*' > ./dpkg-wrapper
+chmod +x ./dpkg-wrapper
+
+testqualifier 'native-pkg' 'native-pkg'
+testqualifier 'native-pkg:amd64' 'native-pkg'
+testqualifier 'foreign-pkg' 'foreign-pkg:i386'
+testqualifier 'foreign-pkg:i386' 'foreign-pkg:i386'
+testqualifier 'same-lib' 'same-lib'
+testqualifier 'same-lib:amd64' 'same-lib'
+testqualifier 'same-lib:i386' 'same-lib:i386'
+
+# multiarch dpkg (new interface version)
+
+echo 'Dir::Bin::dpkg "./dpkg-wrapper";' > rootdir/etc/apt/apt.conf.d/99dpkgwrapper
+echo '#! /bin/sh
+if echo "$*" | grep -q -- "--assert-multi-arch"; then
+ return 0;
+fi
+return $*' > ./dpkg-wrapper
+
+testqualifier 'native-pkg' 'native-pkg:amd64'
+testqualifier 'native-pkg:amd64' 'native-pkg:amd64'
+testqualifier 'foreign-pkg' 'foreign-pkg:i386'
+testqualifier 'foreign-pkg:i386' 'foreign-pkg:i386'
+testqualifier 'same-lib' 'same-lib:amd64'
+testqualifier 'same-lib:amd64' 'same-lib:amd64'
+testqualifier 'same-lib:i386' 'same-lib:i386'