#include <apt-pkg/fileutl.h>
#include <apt-pkg/macros.h>
#include <apt-pkg/strutl.h>
+#include <apt-pkg/pkgsystem.h>
-#include <sys/types.h>
#include <dirent.h>
#include <stdio.h>
#include <fcntl.h>
-
+#include <ctype.h>
+#include <stddef.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
#include <algorithm>
#include <string>
#include <vector>
+
/*}}}*/
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");
+ _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::", "-6");
+ }
+ 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::", "-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 /*{{{*/
// ---------------------------------------------------------------------
/* return a vector of compression types in the preferred order. */
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<APT::Configuration::Compressor> const compressors = getCompressors();
// load the order setting into our vector
continue;
// ignore types we have no app ready to use
std::string const app = _config->Find(method);
- std::vector<APT::Configuration::Compressor>::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);
}
if (std::find(types.begin(),types.end(),Types->Tag) != types.end())
continue;
// ignore types we have no app ready to use
- std::vector<APT::Configuration::Compressor>::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);
}
// 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");
}
// 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);
}
/*}}}*/
// 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;
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 hereā¦
- if (archs.empty() == true) {
- archs.push_back(arch);
-
- // Generate the base argument list for dpkg
- std::vector<const char *> 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())
}
/*}}}*/
// 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<std::string> 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
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));
+ std::vector<std::string> 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
+ APT_ADD_COMPRESSOR("lz4",".lz4","false", nullptr, nullptr, 50)
+#endif
+ 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("gzip",".gz","false", NULL, NULL, 2));
+ APT_ADD_COMPRESSOR("gzip",".gz","false", nullptr, nullptr, 100)
+#endif
+ 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
+ APT_ADD_COMPRESSOR("xz",".xz","false", nullptr, nullptr, 200)
#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::bzip2") == false || FileExists(_config->Find("Dir::Bin::bzip2")) == true)
+ APT_ADD_COMPRESSOR("bzip2",".bz2","bzip2","-6","-d",300)
#ifdef HAVE_BZ2
else
- compressors.push_back(Compressor("bzip2",".bz2","false", NULL, NULL, 3));
+ 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
+ APT_ADD_COMPRESSOR("lzma",".lzma","false", nullptr, nullptr, 400)
#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));
-
- std::vector<std::string> const comp = _config->FindVector("APT::Compressor");
- for (std::vector<std::string>::const_iterator c = comp.begin();
- c != comp.end(); ++c) {
- if (*c == "." || *c == "gzip" || *c == "bzip2" || *c == "lzma" || *c == "xz")
+
+ std::vector<std::string> 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;
return "";
std::vector<std::string>::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;
}