* apt-pkg/pkgcache.h:

[apt.git] / apt-pkg / aptconfiguration.cc

diff --git a/apt-pkg/aptconfiguration.cc b/apt-pkg/aptconfiguration.cc
index f3f94dce3a6dc9760cbeb7709fa97f6c4b5a807c..0c050d9dc1852f9a61779222d35f38b73088be59 100644 (file)
--- a/apt-pkg/aptconfiguration.cc
+++ b/apt-pkg/aptconfiguration.cc
@@ -221,7 +221,7 @@ std::vector<std::string> const Configuration::getLanguages(bool const &All,
        const char *language_env = getenv("LANGUAGE") == 0 ? "" : getenv("LANGUAGE");
        string envLang = Locale == 0 ? language_env : *(Locale+1);
        if (envLang.empty() == false) {
-               std::vector<string> env = ExplodeString(envLang,':');
+               std::vector<string> env = VectorizeString(envLang,':');
                short addedLangs = 0; // add a maximum of 3 fallbacks from the environment
                for (std::vector<string>::const_iterator e = env.begin();
                     e != env.end() && addedLangs < 3; ++e) {
@@ -319,4 +319,41 @@ std::vector<std::string> const Configuration::getLanguages(bool const &All,
                return codes;
 }
                                                                        /*}}}*/
+// getArchitectures - Return Vector of prefered Architectures          /*{{{*/
+std::vector<std::string> const Configuration::getArchitectures(bool const &Cached) {
+       using std::string;
+
+       std::vector<string> static archs;
+       if (likely(Cached == true) && archs.empty() == false)
+               return archs;
+
+       archs = _config->FindVector("APT::Architectures");
+       string const arch = _config->Find("APT::Architecture");
+       if (unlikely(arch.empty() == true))
+               return archs;
+
+       if (archs.empty() == true ||
+           std::find(archs.begin(), archs.end(), arch) == archs.end())
+               archs.push_back(arch);
+
+       // erase duplicates and empty strings
+       for (std::vector<string>::reverse_iterator a = archs.rbegin();
+            a != archs.rend(); ++a) {
+               if (a->empty() == true || std::find(a + 1, archs.rend(), *a) != archs.rend())
+                       archs.erase(a.base()-1);
+               if (a == archs.rend())
+                       break;
+       }
+
+       return archs;
+}
+                                                                       /*}}}*/
+// checkArchitecture - are we interested in the given Architecture?    /*{{{*/
+bool const 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());
+}
+                                                                       /*}}}*/
 }