X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/4bf36b4cfa9d830f40e1b5610df99018e9bb73cc..c307a4f0aa29c9c52a0e028524d21b448a53d09b:/apt-pkg/aptconfiguration.cc

diff --git a/apt-pkg/aptconfiguration.cc b/apt-pkg/aptconfiguration.cc
index b5ad74831..d72b0c5ae 100644
--- a/apt-pkg/aptconfiguration.cc
+++ b/apt-pkg/aptconfiguration.cc
@@ -376,7 +376,7 @@ std::vector<std::string> const Configuration::getArchitectures(bool const &Cache
 			dup2(nullfd, STDIN_FILENO);
 			dup2(external[1], STDOUT_FILENO);
 			dup2(nullfd, STDERR_FILENO);
-			execv(Args[0], (char**) &Args[0]);
+			execvp(Args[0], (char**) &Args[0]);
 			_error->WarningE("getArchitecture", "Can't detect foreign architectures supported by dpkg!");
 			_exit(100);
 		}
@@ -392,7 +392,9 @@ std::vector<std::string> const Configuration::getArchitectures(bool const &Cache
 					if (arch[0] != '\0') {
 						char const* archend = arch;
 						for (; isspace(*archend) == 0 && *archend != '\0'; ++archend);
-						archs.push_back(string(arch, (archend - arch)));
+						string a(arch, (archend - arch));
+						if (std::find(archs.begin(), archs.end(), a) == archs.end())
+							archs.push_back(a);
 					}
 					arch = strtok(NULL, " ");
 				}
@@ -430,9 +432,30 @@ bool const Configuration::checkArchitecture(std::string const &Arch) {
 // setDefaultConfigurationForCompressors				/*{{{*/
 void Configuration::setDefaultConfigurationForCompressors() {
 	// Set default application paths to check for optional compression types
-	_config->CndSet("Dir::Bin::lzma", "/usr/bin/lzma");
-	_config->CndSet("Dir::Bin::xz", "/usr/bin/xz");
 	_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("APT::Compressor::lzma::Binary", "xz");
+		if (_config->Exists("APT::Compressor::lzma::CompressArg") == false) {
+			_config->Set("APT::Compressor::lzma::CompressArg::", "--format=lzma");
+			_config->Set("APT::Compressor::lzma::CompressArg::", "-9");
+		}
+		if (_config->Exists("APT::Compressor::lzma::UncompressArg") == false) {
+			_config->Set("APT::Compressor::lzma::UncompressArg::", "--format=lzma");
+			_config->Set("APT::Compressor::lzma::UncompressArg::", "-d");
+		}
+	} else {
+		_config->CndSet("Dir::Bin::lzma", "/usr/bin/lzma");
+		if (_config->Exists("APT::Compressor::lzma::CompressArg") == false) {
+			_config->Set("APT::Compressor::lzma::CompressArg::", "--suffix=");
+			_config->Set("APT::Compressor::lzma::CompressArg::", "-9");
+		}
+		if (_config->Exists("APT::Compressor::lzma::UncompressArg") == false) {
+			_config->Set("APT::Compressor::lzma::UncompressArg::", "--suffix=");
+			_config->Set("APT::Compressor::lzma::UncompressArg::", "-d");
+		}
+	}
 }
 									/*}}}*/
 // getCompressors - Return Vector of usbale compressors			/*{{{*/
@@ -454,12 +477,20 @@ const Configuration::getCompressors(bool const Cached) {
 	compressors.push_back(Compressor(".", "", "", "", "", 1));
 	if (_config->Exists("Dir::Bin::gzip") == false || FileExists(_config->FindFile("Dir::Bin::gzip")) == true)
 		compressors.push_back(Compressor("gzip",".gz","gzip","-9n","-d",2));
+#ifdef HAVE_ZLIB
+	else
+		compressors.push_back(Compressor("gzip",".gz","false", "", "", 2));
+#endif
 	if (_config->Exists("Dir::Bin::bzip2") == false || FileExists(_config->FindFile("Dir::Bin::bzip2")) == true)
 		compressors.push_back(Compressor("bzip2",".bz2","bzip2","-9","-d",3));
-	if (_config->Exists("Dir::Bin::lzma") == false || FileExists(_config->FindFile("Dir::Bin::lzma")) == true)
-		compressors.push_back(Compressor("lzma",".lzma","lzma","-9","-d",4));
+#ifdef HAVE_BZ2
+	else
+		compressors.push_back(Compressor("bzip2",".bz2","false", "", "", 3));
+#endif
 	if (_config->Exists("Dir::Bin::xz") == false || FileExists(_config->FindFile("Dir::Bin::xz")) == true)
-		compressors.push_back(Compressor("xz",".xz","xz","-6","-d",5));
+		compressors.push_back(Compressor("xz",".xz","xz","-6","-d",4));
+	if (_config->Exists("Dir::Bin::lzma") == false || FileExists(_config->FindFile("Dir::Bin::lzma")) == true)
+		compressors.push_back(Compressor("lzma",".lzma","lzma","-9","-d",5));
 
 	std::vector<std::string> const comp = _config->FindVector("APT::Compressor");
 	for (std::vector<std::string>::const_iterator c = comp.begin();
@@ -492,7 +523,7 @@ Configuration::Compressor::Compressor(char const *name, char const *extension,
 				      char const *binary,
 				      char const *compressArg, char const *uncompressArg,
 				      unsigned short const cost) {
-	std::string const config = std::string("APT:Compressor::").append(name).append("::");
+	std::string const config = std::string("APT::Compressor::").append(name).append("::");
 	Name = _config->Find(std::string(config).append("Name"), name);
 	Extension = _config->Find(std::string(config).append("Extension"), extension);
 	Binary = _config->Find(std::string(config).append("Binary"), binary);