X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/7be8c02360bdb9bd7f59b087da874f88af2a7206..422a2eba84361a8dfd84b549c13037512779c572:/apt-pkg/pkgsystem.cc

diff --git a/apt-pkg/pkgsystem.cc b/apt-pkg/pkgsystem.cc
index f61c140fa..b1c6cc1ea 100644
--- a/apt-pkg/pkgsystem.cc
+++ b/apt-pkg/pkgsystem.cc
@@ -12,8 +12,11 @@
 // Include Files							/*{{{*/
 #include<config.h>
 
+#include <apt-pkg/debsystem.h>
 #include <apt-pkg/pkgsystem.h>
-#include <apt-pkg/policy.h>
+#include <apt-pkg/macros.h>
+
+#include <map>
 #include <cassert>
 #include <cstring>
 									/*}}}*/
@@ -23,20 +26,29 @@ static pkgSystem *SysList[10];
 pkgSystem **pkgSystem::GlobalList = SysList;
 unsigned long pkgSystem::GlobalListLen = 0;
 
+class APT_HIDDEN pkgSystemPrivate					/*{{{*/
+{
+public:
+   typedef decltype(pkgCache::Version::ID) idtype;
+   std::map<idtype,idtype> idmap;
+   pkgSystemPrivate() {}
+};
+									/*}}}*/
 // System::pkgSystem - Constructor					/*{{{*/
 // ---------------------------------------------------------------------
 /* Add it to the global list.. */
-pkgSystem::pkgSystem()
+pkgSystem::pkgSystem(char const * const label, pkgVersioningSystem * const vs) :
+   Label(label), VS(vs), d(new pkgSystemPrivate())
 {
    assert(GlobalListLen < sizeof(SysList)/sizeof(*SysList));
    SysList[GlobalListLen] = this;
-   GlobalListLen++;
+   ++GlobalListLen;
 }
 									/*}}}*/
 // System::GetSystem - Get the named system				/*{{{*/
 // ---------------------------------------------------------------------
 /* */
-pkgSystem *pkgSystem::GetSystem(const char *Label)
+APT_PURE pkgSystem *pkgSystem::GetSystem(const char *Label)
 {
    for (unsigned I = 0; I != GlobalListLen; I++)
       if (strcmp(SysList[I]->Label,Label) == 0)
@@ -44,3 +56,34 @@ pkgSystem *pkgSystem::GetSystem(const char *Label)
    return 0;   
 }
 									/*}}}*/
+bool pkgSystem::MultiArchSupported() const				/*{{{*/
+{
+   debSystem const * const deb = dynamic_cast<debSystem const *>(this);
+   if (deb != NULL)
+      return deb->SupportsMultiArch();
+   return true;
+}
+									/*}}}*/
+std::vector<std::string> pkgSystem::ArchitecturesSupported() const	/*{{{*/
+{
+   debSystem const * const deb = dynamic_cast<debSystem const *>(this);
+   if (deb != NULL)
+      return deb->SupportedArchitectures();
+   return {};
+}
+									/*}}}*/
+// pkgSystem::Set/GetVersionMapping - for internal/external communcation/*{{{*/
+void pkgSystem::SetVersionMapping(map_id_t const in, map_id_t const out)
+{
+   if (in == out)
+      return;
+   d->idmap.emplace(in, out);
+}
+map_id_t pkgSystem::GetVersionMapping(map_id_t const in) const
+{
+   auto const o = d->idmap.find(in);
+   return (o == d->idmap.end()) ? in : o->second;
+}
+									/*}}}*/
+
+pkgSystem::~pkgSystem() {}