X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/4fc6b7570c3e97b65c118b58cdf6729fa94c9b03..5404685b66b92f93da7ded5f8fe44fbabea38ba4:/apt-pkg/aptconfiguration.cc?ds=sidebyside diff --git a/apt-pkg/aptconfiguration.cc b/apt-pkg/aptconfiguration.cc index 01b85a74e..0035f70df 100644 --- a/apt-pkg/aptconfiguration.cc +++ b/apt-pkg/aptconfiguration.cc @@ -16,6 +16,7 @@ #include #include #include +#include #include #include @@ -29,20 +30,21 @@ #include #include -#include /*}}}*/ namespace APT { // setDefaultConfigurationForCompressors /*{{{*/ static void setDefaultConfigurationForCompressors() { // Set default application paths to check for optional compression types + _config->CndSet("Dir::Bin::gzip", "/bin/gzip"); _config->CndSet("Dir::Bin::bzip2", "/bin/bzip2"); _config->CndSet("Dir::Bin::xz", "/usr/bin/xz"); - if (FileExists(_config->FindFile("Dir::Bin::xz")) == true) { - _config->Set("Dir::Bin::lzma", _config->FindFile("Dir::Bin::xz")); + _config->CndSet("Dir::Bin::lz4", "/usr/bin/lz4"); + if (FileExists(_config->Find("Dir::Bin::xz")) == true) { + _config->Set("Dir::Bin::lzma", _config->Find("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"); - _config->Set("APT::Compressor::lzma::CompressArg::", "-9"); + _config->Set("APT::Compressor::lzma::CompressArg::", "-6"); } if (_config->Exists("APT::Compressor::lzma::UncompressArg") == false) { _config->Set("APT::Compressor::lzma::UncompressArg::", "--format=lzma"); @@ -52,13 +54,19 @@ static void setDefaultConfigurationForCompressors() { _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"); + _config->Set("APT::Compressor::lzma::CompressArg::", "-6"); } if (_config->Exists("APT::Compressor::lzma::UncompressArg") == false) { _config->Set("APT::Compressor::lzma::UncompressArg::", "--suffix="); _config->Set("APT::Compressor::lzma::UncompressArg::", "-d"); } } + // setup the defaults for the compressiontypes => method mapping + _config->CndSet("Acquire::CompressionTypes::xz","xz"); + _config->CndSet("Acquire::CompressionTypes::bz2","bzip2"); + _config->CndSet("Acquire::CompressionTypes::lzma","lzma"); + _config->CndSet("Acquire::CompressionTypes::gz","gzip"); + _config->CndSet("Acquire::CompressionTypes::lz4","lz4"); } /*}}}*/ // getCompressionTypes - Return Vector of usable compressiontypes /*{{{*/ @@ -74,13 +82,6 @@ const Configuration::getCompressionTypes(bool const &Cached) { types.clear(); } - // setup the defaults for the compressiontypes => method mapping - _config->CndSet("Acquire::CompressionTypes::bz2","bzip2"); - _config->CndSet("Acquire::CompressionTypes::xz","xz"); - _config->CndSet("Acquire::CompressionTypes::lzma","lzma"); - _config->CndSet("Acquire::CompressionTypes::gz","gzip"); - - setDefaultConfigurationForCompressors(); std::vector const compressors = getCompressors(); // load the order setting into our vector @@ -95,11 +96,9 @@ const Configuration::getCompressionTypes(bool const &Cached) { continue; // ignore types we have no app ready to use std::string const app = _config->Find(method); - std::vector::const_iterator c = compressors.begin(); - for (; c != compressors.end(); ++c) - if (c->Name == app) - break; - if (c == compressors.end()) + if (std::find_if(compressors.begin(), compressors.end(), [&app](APT::Configuration::Compressor const &c) { + return c.Name == app; + }) == compressors.end()) continue; types.push_back(*o); } @@ -116,11 +115,9 @@ const Configuration::getCompressionTypes(bool const &Cached) { if (std::find(types.begin(),types.end(),Types->Tag) != types.end()) continue; // ignore types we have no app ready to use - std::vector::const_iterator c = compressors.begin(); - for (; c != compressors.end(); ++c) - if (c->Name == Types->Value) - break; - if (c == compressors.end()) + if (std::find_if(compressors.begin(), compressors.end(), [&Types](APT::Configuration::Compressor const &c) { + return c.Name == Types->Value; + }) == compressors.end()) continue; types.push_back(Types->Tag); } @@ -128,7 +125,7 @@ const Configuration::getCompressionTypes(bool const &Cached) { // add the special "uncompressed" type if (std::find(types.begin(), types.end(), "uncompressed") == types.end()) { - std::string const uncompr = _config->FindFile("Dir::Bin::uncompressed", ""); + std::string const uncompr = _config->Find("Dir::Bin::uncompressed", ""); if (uncompr.empty() == true || FileExists(uncompr) == true) types.push_back("uncompressed"); } @@ -222,7 +219,7 @@ std::vector const Configuration::getLanguages(bool const &All, // get the environment language codes: LC_MESSAGES (and later LANGUAGE) // we extract both, a long and a short code and then we will // check if we actually need both (rare) or if the short is enough - string const envMsg = string(Locale == 0 ? std::setlocale(LC_MESSAGES, NULL) : *Locale); + string const envMsg = string(Locale == 0 ? ::setlocale(LC_MESSAGES, NULL) : *Locale); size_t const lenShort = (envMsg.find('_') != string::npos) ? envMsg.find('_') : 2; size_t const lenLong = (envMsg.find_first_of(".@") != string::npos) ? envMsg.find_first_of(".@") : (lenShort + 3); @@ -325,87 +322,8 @@ std::vector const Configuration::getArchitectures(bool const &Cache string const arch = _config->Find("APT::Architecture"); archs = _config->FindVector("APT::Architectures"); - if (unlikely(arch.empty() == true)) - return archs; - - // FIXME: It is a bit unclean to have debian specific code here… - if (archs.empty() == true) { - archs.push_back(arch); - - // Generate the base argument list for dpkg - std::vector Args; - string Tmp = _config->Find("Dir::Bin::dpkg","dpkg"); - { - string const dpkgChrootDir = _config->FindDir("DPkg::Chroot-Directory", "/"); - size_t dpkgChrootLen = dpkgChrootDir.length(); - if (dpkgChrootDir != "/" && Tmp.find(dpkgChrootDir) == 0) { - if (dpkgChrootDir[dpkgChrootLen - 1] == '/') - --dpkgChrootLen; - Tmp = Tmp.substr(dpkgChrootLen); - } - } - Args.push_back(Tmp.c_str()); - - // 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()); - } - } - - Args.push_back("--print-foreign-architectures"); - Args.push_back(NULL); - - int external[2] = {-1, -1}; - if (pipe(external) != 0) - { - _error->WarningE("getArchitecture", "Can't create IPC pipe for dpkg --print-foreign-architectures"); - return archs; - } - - pid_t dpkgMultiArch = ExecFork(); - if (dpkgMultiArch == 0) { - close(external[0]); - std::string const chrootDir = _config->FindDir("DPkg::Chroot-Directory"); - 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); - } - close(external[1]); - - FILE *dpkg = fdopen(external[0], "r"); - if(dpkg != NULL) { - char buf[1024]; - while (fgets(buf, sizeof(buf), dpkg) != NULL) { - char* arch = strtok(buf, " "); - while (arch != NULL) { - for (; isspace(*arch) != 0; ++arch); - if (arch[0] != '\0') { - char const* archend = arch; - for (; isspace(*archend) == 0 && *archend != '\0'; ++archend); - string a(arch, (archend - arch)); - if (std::find(archs.begin(), archs.end(), a) == archs.end()) - archs.push_back(a); - } - arch = strtok(NULL, " "); - } - } - fclose(dpkg); - } - ExecWait(dpkgMultiArch, "dpkg --print-foreign-architectures", true); - return archs; - } + if (archs.empty() == true) + archs = _system->ArchitecturesSupported(); if (archs.empty() == true || std::find(archs.begin(), archs.end(), arch) == archs.end()) @@ -447,38 +365,47 @@ const Configuration::getCompressors(bool const Cached) { setDefaultConfigurationForCompressors(); - compressors.push_back(Compressor(".", "", "", NULL, NULL, 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 + std::vector CompressorsDone; +# define APT_ADD_COMPRESSOR(NAME, EXT, BINARY, ARG, DEARG, COST) \ + { CompressorsDone.push_back(NAME); compressors.emplace_back(NAME, EXT, BINARY, ARG, DEARG, COST); } + APT_ADD_COMPRESSOR(".", "", "", nullptr, nullptr, 0) + if (_config->Exists("Dir::Bin::lz4") == false || FileExists(_config->Find("Dir::Bin::lz4")) == true) + APT_ADD_COMPRESSOR("lz4",".lz4","lz4","-1","-d",50) +#ifdef HAVE_LZ4 else - compressors.push_back(Compressor("gzip",".gz","false", NULL, NULL, 2)); + APT_ADD_COMPRESSOR("lz4",".lz4","false", nullptr, nullptr, 50) #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)); -#ifdef HAVE_BZ2 + if (_config->Exists("Dir::Bin::gzip") == false || FileExists(_config->Find("Dir::Bin::gzip")) == true) + APT_ADD_COMPRESSOR("gzip",".gz","gzip","-6n","-d",100) +#ifdef HAVE_ZLIB else - compressors.push_back(Compressor("bzip2",".bz2","false", NULL, NULL, 3)); + APT_ADD_COMPRESSOR("gzip",".gz","false", nullptr, nullptr, 100) #endif - if (_config->Exists("Dir::Bin::xz") == false || FileExists(_config->FindFile("Dir::Bin::xz")) == true) - compressors.push_back(Compressor("xz",".xz","xz","-6","-d",4)); + if (_config->Exists("Dir::Bin::xz") == false || FileExists(_config->Find("Dir::Bin::xz")) == true) + APT_ADD_COMPRESSOR("xz",".xz","xz","-6","-d",200) #ifdef HAVE_LZMA else - compressors.push_back(Compressor("xz",".xz","false", NULL, NULL, 4)); + APT_ADD_COMPRESSOR("xz",".xz","false", nullptr, nullptr, 200) #endif - if (_config->Exists("Dir::Bin::lzma") == false || FileExists(_config->FindFile("Dir::Bin::lzma")) == true) - compressors.push_back(Compressor("lzma",".lzma","lzma","-9","-d",5)); + if (_config->Exists("Dir::Bin::bzip2") == false || FileExists(_config->Find("Dir::Bin::bzip2")) == true) + APT_ADD_COMPRESSOR("bzip2",".bz2","bzip2","-6","-d",300) +#ifdef HAVE_BZ2 + else + APT_ADD_COMPRESSOR("bzip2",".bz2","false", nullptr, nullptr, 300) +#endif + if (_config->Exists("Dir::Bin::lzma") == false || FileExists(_config->Find("Dir::Bin::lzma")) == true) + APT_ADD_COMPRESSOR("lzma",".lzma","lzma","-6","-d",400) #ifdef HAVE_LZMA else - compressors.push_back(Compressor("lzma",".lzma","false", NULL, NULL, 5)); + APT_ADD_COMPRESSOR("lzma",".lzma","false", nullptr, nullptr, 400) #endif - std::vector const comp = _config->FindVector("APT::Compressor"); - for (std::vector::const_iterator c = comp.begin(); - c != comp.end(); ++c) { - if (c->empty() || *c == "." || *c == "gzip" || *c == "bzip2" || *c == "lzma" || *c == "xz") + std::vector const comp = _config->FindVector("APT::Compressor", "", true); + for (auto const &c: comp) + { + if (c.empty() || std::find(CompressorsDone.begin(), CompressorsDone.end(), c) != CompressorsDone.end()) continue; - compressors.push_back(Compressor(c->c_str(), std::string(".").append(*c).c_str(), c->c_str(), "-9", "-d", 100)); + compressors.push_back(Compressor(c.c_str(), std::string(".").append(c).c_str(), c.c_str(), nullptr, nullptr, 1000)); } return compressors;