X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/ce7f128c020e1347f91c6074238fc5da58c5df71..c368b3abe198f59d5bd4d715a801e1b187b698a7:/apt-pkg/aptconfiguration.cc diff --git a/apt-pkg/aptconfiguration.cc b/apt-pkg/aptconfiguration.cc index 3948854c6..74f88640c 100644 --- a/apt-pkg/aptconfiguration.cc +++ b/apt-pkg/aptconfiguration.cc @@ -16,17 +16,51 @@ #include #include #include +#include -#include #include #include #include - +#include +#include +#include +#include +#include #include #include #include + /*}}}*/ namespace APT { +// setDefaultConfigurationForCompressors /*{{{*/ +static void setDefaultConfigurationForCompressors() { + // Set default application paths to check for optional compression types + _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->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"); + } + } +} + /*}}}*/ // getCompressionTypes - Return Vector of usable compressiontypes /*{{{*/ // --------------------------------------------------------------------- /* return a vector of compression types in the preferred order. */ @@ -41,8 +75,8 @@ const Configuration::getCompressionTypes(bool const &Cached) { } // setup the defaults for the compressiontypes => method mapping - _config->CndSet("Acquire::CompressionTypes::bz2","bzip2"); _config->CndSet("Acquire::CompressionTypes::xz","xz"); + _config->CndSet("Acquire::CompressionTypes::bz2","bzip2"); _config->CndSet("Acquire::CompressionTypes::lzma","lzma"); _config->CndSet("Acquire::CompressionTypes::gz","gzip"); @@ -61,11 +95,9 @@ 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); } @@ -82,11 +114,9 @@ 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); } @@ -188,7 +218,7 @@ 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); @@ -270,7 +300,7 @@ std::vector const Configuration::getLanguages(bool const &All, } /*}}}*/ // checkLanguage - are we interested in the given Language? /*{{{*/ -bool const Configuration::checkLanguage(std::string Lang, bool const All) { +bool Configuration::checkLanguage(std::string Lang, bool const All) { // the empty Language is always interesting as it is the original if (Lang.empty() == true) return true; @@ -291,87 +321,8 @@ 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()) @@ -390,42 +341,13 @@ std::vector const Configuration::getArchitectures(bool const &Cache } /*}}}*/ // checkArchitecture - are we interested in the given Architecture? /*{{{*/ -bool const Configuration::checkArchitecture(std::string const &Arch) { +bool Configuration::checkArchitecture(std::string const &Arch) { if (Arch == "all") return true; std::vector const archs = getArchitectures(true); return (std::find(archs.begin(), archs.end(), Arch) != archs.end()); } /*}}}*/ -// setDefaultConfigurationForCompressors /*{{{*/ -void Configuration::setDefaultConfigurationForCompressors() { - // Set default application paths to check for optional compression types - _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->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 usealbe compressors /*{{{*/ // --------------------------------------------------------------------- /* return a vector of compressors used by apt-ftparchive in the @@ -448,22 +370,30 @@ const Configuration::getCompressors(bool const Cached) { #ifdef HAVE_ZLIB else compressors.push_back(Compressor("gzip",".gz","false", NULL, NULL, 2)); +#endif + if (_config->Exists("Dir::Bin::xz") == false || FileExists(_config->FindFile("Dir::Bin::xz")) == true) + compressors.push_back(Compressor("xz",".xz","xz","-6","-d",3)); +#ifdef HAVE_LZMA + else + compressors.push_back(Compressor("xz",".xz","false", NULL, NULL, 3)); #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)); + compressors.push_back(Compressor("bzip2",".bz2","bzip2","-9","-d",4)); #ifdef HAVE_BZ2 else - compressors.push_back(Compressor("bzip2",".bz2","false", NULL, NULL, 3)); + compressors.push_back(Compressor("bzip2",".bz2","false", NULL, NULL, 4)); #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::lzma") == false || FileExists(_config->FindFile("Dir::Bin::lzma")) == true) compressors.push_back(Compressor("lzma",".lzma","lzma","-9","-d",5)); +#ifdef HAVE_LZMA + else + compressors.push_back(Compressor("lzma",".lzma","false", NULL, NULL, 5)); +#endif std::vector const comp = _config->FindVector("APT::Compressor"); for (std::vector::const_iterator c = comp.begin(); c != comp.end(); ++c) { - if (*c == "." || *c == "gzip" || *c == "bzip2" || *c == "lzma" || *c == "xz") + if (c->empty() || *c == "." || *c == "gzip" || *c == "bzip2" || *c == "lzma" || *c == "xz") continue; compressors.push_back(Compressor(c->c_str(), std::string(".").append(*c).c_str(), c->c_str(), "-9", "-d", 100)); } @@ -527,7 +457,7 @@ std::string const Configuration::getBuildProfilesString() { return ""; std::vector::const_iterator p = profiles.begin(); std::string list = *p; - for (; p != profiles.end(); ++p) + for (++p; p != profiles.end(); ++p) list.append(",").append(*p); return list; }