##################################################################### */
/*}}}*/
// Include Files /*{{{*/
+#include <config.h>
+
#include <apt-pkg/aptconfiguration.h>
#include <apt-pkg/configuration.h>
#include <apt-pkg/error.h>
#include <sys/types.h>
#include <dirent.h>
#include <stdio.h>
+#include <fcntl.h>
#include <algorithm>
#include <string>
_config->CndSet("Acquire::CompressionTypes::gz","gzip");
setDefaultConfigurationForCompressors();
+ std::vector<APT::Configuration::Compressor> const compressors = getCompressors();
// accept non-list order as override setting for config settings on commandline
std::string const overrideOrder = _config->Find("Acquire::CompressionTypes::Order","");
if ((*o).empty() == true)
continue;
// ignore types we have no method ready to use
- if (_config->Exists(string("Acquire::CompressionTypes::").append(*o)) == false)
+ std::string const method = std::string("Acquire::CompressionTypes::").append(*o);
+ if (_config->Exists(method) == false)
continue;
// ignore types we have no app ready to use
- string const appsetting = string("Dir::Bin::").append(*o);
- if (_config->Exists(appsetting) == true) {
- std::string const app = _config->FindFile(appsetting.c_str(), "");
- if (app.empty() == false && FileExists(app) == false)
- continue;
- }
+ 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())
+ 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
- string const appsetting = string("Dir::Bin::").append(Types->Value);
- if (appsetting.empty() == false && _config->Exists(appsetting) == true) {
- std::string const app = _config->FindFile(appsetting.c_str(), "");
- if (app.empty() == false && FileExists(app) == false)
- continue;
- }
+ 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())
+ continue;
types.push_back(Types->Tag);
}
// add the special "uncompressed" type
if (std::find(types.begin(), types.end(), "uncompressed") == types.end())
{
- string const uncompr = _config->FindFile("Dir::Bin::uncompressed", "");
+ std::string const uncompr = _config->FindFile("Dir::Bin::uncompressed", "");
if (uncompr.empty() == true || FileExists(uncompr) == true)
types.push_back("uncompressed");
}
// so they will be all included in the Cache.
std::vector<string> builtin;
DIR *D = opendir(_config->FindDir("Dir::State::lists").c_str());
- if (D != 0) {
+ if (D != NULL) {
builtin.push_back("none");
for (struct dirent *Ent = readdir(D); Ent != 0; Ent = readdir(D)) {
- string const name = Ent->d_name;
+ string const name = SubstVar(Ent->d_name, "%5f", "_");
size_t const foundDash = name.rfind("-");
- size_t const foundUnderscore = name.rfind("_");
+ size_t const foundUnderscore = name.rfind("_", foundDash);
if (foundDash == string::npos || foundUnderscore == string::npos ||
foundDash <= foundUnderscore ||
name.substr(foundUnderscore+1, foundDash-(foundUnderscore+1)) != "Translation")
// Skip unusual files, like backups or that alike
string::const_iterator s = c.begin();
for (;s != c.end(); ++s) {
- if (isalpha(*s) == 0)
+ if (isalpha(*s) == 0 && *s != '_')
break;
}
if (s != c.end())
continue;
builtin.push_back(c);
}
+ closedir(D);
}
- closedir(D);
// FIXME: Remove support for the old APT::Acquire::Translation
// it was undocumented and so it should be not very widthly used
// override the configuration settings vector of languages.
string const forceLang = _config->Find("Acquire::Languages","");
if (forceLang.empty() == false) {
- if (forceLang == "environment") {
- codes = environment;
- } else if (forceLang != "none")
- codes.push_back(forceLang);
- allCodes = codes;
- for (std::vector<string>::const_iterator b = builtin.begin();
- b != builtin.end(); ++b)
- if (std::find(allCodes.begin(), allCodes.end(), *b) == allCodes.end())
- allCodes.push_back(*b);
+ if (forceLang == "none") {
+ codes.clear();
+ allCodes.clear();
+ allCodes.push_back("none");
+ } else {
+ if (forceLang == "environment")
+ codes = environment;
+ else
+ codes.push_back(forceLang);
+ allCodes = codes;
+ for (std::vector<string>::const_iterator b = builtin.begin();
+ b != builtin.end(); ++b)
+ if (std::find(allCodes.begin(), allCodes.end(), *b) == allCodes.end())
+ allCodes.push_back(*b);
+ }
if (All == true)
return allCodes;
else
return codes;
}
/*}}}*/
+// checkLanguage - are we interested in the given Language? /*{{{*/
+bool const 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;
+ // filenames are encoded, so undo this
+ Lang = SubstVar(Lang, "%5f", "_");
+ std::vector<std::string> const langs = getLanguages(All, true);
+ return (std::find(langs.begin(), langs.end(), Lang) != langs.end());
+}
+ /*}}}*/
// getArchitectures - Return Vector of prefered Architectures /*{{{*/
std::vector<std::string> const Configuration::getArchitectures(bool const &Cached) {
using std::string;
// FIXME: It is a bit unclean to have debian specific code here…
if (archs.empty() == true) {
archs.push_back(arch);
- string dpkgcall = _config->Find("Dir::Bin::dpkg", "dpkg");
- std::vector<string> const dpkgoptions = _config->FindVector("DPkg::options");
- for (std::vector<string>::const_iterator o = dpkgoptions.begin();
- o != dpkgoptions.end(); ++o)
- dpkgcall.append(" ").append(*o);
- dpkgcall.append(" --print-foreign-architectures 2> /dev/null");
- FILE *dpkg = popen(dpkgcall.c_str(), "r");
- char buf[1024];
+
+ // 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) {
- if (fgets(buf, sizeof(buf), 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);
- 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, " ");
}
}
- pclose(dpkg);
+ fclose(dpkg);
}
+ ExecWait(dpkgMultiArch, "dpkg --print-foreign-architectures", true);
return archs;
}
// 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->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 usbale compressors /*{{{*/
setDefaultConfigurationForCompressors();
- compressors.push_back(Compressor(".", "", "", "", "", 1));
+ 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
+ else
+ compressors.push_back(Compressor("gzip",".gz","false", NULL, NULL, 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", NULL, NULL, 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();
char const *binary,
char const *compressArg, char const *uncompressArg,
unsigned short const cost) {
- std::string const config = 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);
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