merged from donkults experimental branch

[apt.git] / apt-pkg / aptconfiguration.cc

diff --git a/apt-pkg/aptconfiguration.cc b/apt-pkg/aptconfiguration.cc
index b5ad74831d5c41918e8314e43b765a878a8c5635..d72b0c5aed2b0a6f2860aceb8c28564e1ea13447 100644 (file)
--- 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);