summaryrefslogtreecommitdiff
path: root/apt-pkg/aptconfiguration.cc
diff options
context:
space:
mode:
Diffstat (limited to 'apt-pkg/aptconfiguration.cc')
-rw-r--r--apt-pkg/aptconfiguration.cc179
1 files changed, 136 insertions, 43 deletions
diff --git a/apt-pkg/aptconfiguration.cc b/apt-pkg/aptconfiguration.cc
index 52f54073c..ca602d4bf 100644
--- a/apt-pkg/aptconfiguration.cc
+++ b/apt-pkg/aptconfiguration.cc
@@ -17,6 +17,7 @@
#include <sys/types.h>
#include <dirent.h>
+#include <stdio.h>
#include <algorithm>
#include <string>
@@ -38,12 +39,11 @@ 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::lzma","lzma");
_config->CndSet("Acquire::CompressionTypes::gz","gzip");
- // Set default application paths to check for optional compression types
- _config->CndSet("Dir::Bin::lzma", "/usr/bin/lzma");
- _config->CndSet("Dir::Bin::bzip2", "/bin/bzip2");
+ setDefaultConfigurationForCompressors();
// accept non-list order as override setting for config settings on commandline
std::string const overrideOrder = _config->Find("Acquire::CompressionTypes::Order","");
@@ -90,6 +90,14 @@ const Configuration::getCompressionTypes(bool const &Cached) {
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", "");
+ if (uncompr.empty() == true || FileExists(uncompr) == true)
+ types.push_back("uncompressed");
+ }
+
return types;
}
/*}}}*/
@@ -155,33 +163,6 @@ std::vector<std::string> const Configuration::getLanguages(bool const &All,
}
closedir(D);
- // 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);
- 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);
-
- string envLong = envMsg.substr(0,lenLong);
- string const envShort = envLong.substr(0,lenShort);
- bool envLongIncluded = true;
-
- // to save the servers from unneeded queries, we only try also long codes
- // for languages it is realistic to have a long code translation file…
- // TODO: Improve translation acquire system to drop them dynamic
- char const *needLong[] = { "cs", "en", "pt", "sv", "zh", NULL };
- if (envLong != envShort) {
- for (char const **l = needLong; *l != NULL; l++)
- if (envShort.compare(*l) == 0) {
- envLongIncluded = false;
- break;
- }
- }
-
- // we don't add the long code, but we allow the user to do so
- if (envLongIncluded == true)
- envLong.clear();
-
// FIXME: Remove support for the old APT::Acquire::Translation
// it was undocumented and so it should be not very widthly used
string const oldAcquire = _config->Find("APT::Acquire::Translation","");
@@ -203,12 +184,22 @@ std::vector<std::string> const Configuration::getLanguages(bool const &All,
return codes;
}
- // It is very likely we will need to environment codes later,
+ // 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);
+ 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);
+
+ string const envLong = envMsg.substr(0,lenLong);
+ string const envShort = envLong.substr(0,lenShort);
+
+ // It is very likely we will need the environment codes later,
// so let us generate them now from LC_MESSAGES and LANGUAGE
std::vector<string> environment;
if (envShort != "C") {
// take care of LC_MESSAGES
- if (envLongIncluded == false)
+ if (envLong != envShort)
environment.push_back(envLong);
environment.push_back(envShort);
// take care of LANGUAGE
@@ -225,16 +216,6 @@ std::vector<std::string> const Configuration::getLanguages(bool const &All,
continue;
if (std::find(environment.begin(), environment.end(), *e) != environment.end())
continue;
- if (e->find('_') != string::npos) {
- // Drop LongCodes here - ShortCodes are also included
- string const shorty = e->substr(0, e->find('_'));
- char const **n = needLong;
- for (; *n != NULL; ++n)
- if (shorty == *n)
- break;
- if (*n == NULL)
- continue;
- }
++addedLangs;
environment.push_back(*e);
}
@@ -334,11 +315,41 @@ std::vector<std::string> const Configuration::getArchitectures(bool const &Cache
if (likely(Cached == true) && archs.empty() == false)
return archs;
- archs = _config->FindVector("APT::Architectures");
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);
+ 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];
+ if(dpkg != NULL) {
+ if (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)));
+ }
+ arch = strtok(NULL, " ");
+ }
+ }
+ pclose(dpkg);
+ }
+ return archs;
+ }
+
if (archs.empty() == true ||
std::find(archs.begin(), archs.end(), arch) == archs.end())
archs.push_back(arch);
@@ -363,4 +374,86 @@ bool const Configuration::checkArchitecture(std::string const &Arch) {
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::lzma", "/usr/bin/lzma");
+ _config->CndSet("Dir::Bin::xz", "/usr/bin/xz");
+ _config->CndSet("Dir::Bin::bzip2", "/bin/bzip2");
+}
+ /*}}}*/
+// getCompressors - Return Vector of usbale compressors /*{{{*/
+// ---------------------------------------------------------------------
+/* return a vector of compressors used by apt-ftparchive in the
+ multicompress functionality or to detect data.tar files */
+std::vector<APT::Configuration::Compressor>
+const Configuration::getCompressors(bool const Cached) {
+ static std::vector<APT::Configuration::Compressor> compressors;
+ if (compressors.empty() == false) {
+ if (Cached == true)
+ return compressors;
+ else
+ compressors.clear();
+ }
+
+ setDefaultConfigurationForCompressors();
+
+ 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));
+ 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));
+ if (_config->Exists("Dir::Bin::xz") == false || FileExists(_config->FindFile("Dir::Bin::xz")) == true)
+ compressors.push_back(Compressor("xz",".xz","xz","-6","-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")
+ continue;
+ compressors.push_back(Compressor(c->c_str(), std::string(".").append(*c).c_str(), c->c_str(), "-9", "-d", 100));
+ }
+
+ return compressors;
+}
+ /*}}}*/
+// getCompressorExtensions - supported data.tar extensions /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+std::vector<std::string> const Configuration::getCompressorExtensions() {
+ std::vector<APT::Configuration::Compressor> const compressors = getCompressors();
+ std::vector<std::string> ext;
+ for (std::vector<APT::Configuration::Compressor>::const_iterator c = compressors.begin();
+ c != compressors.end(); ++c)
+ if (c->Extension.empty() == false && c->Extension != ".")
+ ext.push_back(c->Extension);
+ return ext;
+}
+ /*}}}*/
+// Compressor constructor /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+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 = 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);
+ Cost = _config->FindI(std::string(config).append("Cost"), cost);
+ std::string const compConf = std::string(config).append("CompressArg");
+ if (_config->Exists(compConf) == true)
+ CompressArgs = _config->FindVector(compConf);
+ else if (compressArg != NULL)
+ CompressArgs.push_back(compressArg);
+ std::string const uncompConf = std::string(config).append("UncompressArg");
+ if (_config->Exists(uncompConf) == true)
+ UncompressArgs = _config->FindVector(uncompConf);
+ else if (uncompressArg != NULL)
+ UncompressArgs.push_back(uncompressArg);
+}
+ /*}}}*/
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-03 13:18:03 +0000