X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/3278fe66567d149ea92c1afa78941f2bc3c71c85..f9b4f12d:/apt-pkg/aptconfiguration.cc

diff --git a/apt-pkg/aptconfiguration.cc b/apt-pkg/aptconfiguration.cc
index 37c846582..1ebcf97bc 100644
--- a/apt-pkg/aptconfiguration.cc
+++ b/apt-pkg/aptconfiguration.cc
@@ -141,7 +141,7 @@ std::vector<std::string> const Configuration::getLanguages(bool const &All,
 	// so they will be all included in the Cache.
 	std::vector<string> builtin;
 	DIR *D = opendir(_config->FindDir("Dir::State::lists").c_str());
-	if (D != 0) {
+	if (D != NULL) {
 		builtin.push_back("none");
 		for (struct dirent *Ent = readdir(D); Ent != 0; Ent = readdir(D)) {
 			string const name = SubstVar(Ent->d_name, "%5f", "_");
@@ -166,8 +166,8 @@ std::vector<std::string> const Configuration::getLanguages(bool const &All,
 				continue;
 			builtin.push_back(c);
 		}
+		closedir(D);
 	}
-	closedir(D);
 
 	// FIXME: Remove support for the old APT::Acquire::Translation
 	// it was undocumented and so it should be not very widthly used
@@ -388,12 +388,12 @@ std::vector<std::string> const Configuration::getArchitectures(bool const &Cache
 		if (dpkgMultiArch == 0) {
 			close(external[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 --print-foreign-architectures", chrootDir.c_str());
 			int const nullfd = open("/dev/null", O_RDONLY);
 			dup2(nullfd, STDIN_FILENO);
 			dup2(external[1], STDOUT_FILENO);
 			dup2(nullfd, STDERR_FILENO);
+			if (chrootDir != "/" && chroot(chrootDir.c_str()) != 0 && chdir("/") != 0)
+				_error->WarningE("getArchitecture", "Couldn't chroot into %s for dpkg --print-foreign-architectures", chrootDir.c_str());
 			execvp(Args[0], (char**) &Args[0]);
 			_error->WarningE("getArchitecture", "Can't detect foreign architectures supported by dpkg!");
 			_exit(100);
@@ -453,7 +453,7 @@ void Configuration::setDefaultConfigurationForCompressors() {
 	_config->CndSet("Dir::Bin::bzip2", "/bin/bzip2");
 	_config->CndSet("Dir::Bin::xz", "/usr/bin/xz");
 	if (FileExists(_config->FindFile("Dir::Bin::xz")) == true) {
-		_config->Clear("Dir::Bin::lzma");
+		_config->Set("Dir::Bin::lzma", _config->FindFile("Dir::Bin::xz"));
 		_config->Set("APT::Compressor::lzma::Binary", "xz");
 		if (_config->Exists("APT::Compressor::lzma::CompressArg") == false) {
 			_config->Set("APT::Compressor::lzma::CompressArg::", "--format=lzma");