| 1 | // -*- mode: cpp; mode: fold -*- |
| 2 | // Description /*{{{*/ |
| 3 | // $Id: pkgsystem.cc,v 1.3 2004/02/27 00:43:16 mdz Exp $ |
| 4 | /* ###################################################################### |
| 5 | |
| 6 | System - Abstraction for running on different systems. |
| 7 | |
| 8 | Basic general structure.. |
| 9 | |
| 10 | ##################################################################### */ |
| 11 | /*}}}*/ |
| 12 | // Include Files /*{{{*/ |
| 13 | #include<config.h> |
| 14 | |
| 15 | #include <apt-pkg/debsystem.h> |
| 16 | #include <apt-pkg/pkgsystem.h> |
| 17 | #include <apt-pkg/macros.h> |
| 18 | |
| 19 | #include <cassert> |
| 20 | #include <cstring> |
| 21 | /*}}}*/ |
| 22 | |
| 23 | pkgSystem *_system = 0; |
| 24 | static pkgSystem *SysList[10]; |
| 25 | pkgSystem **pkgSystem::GlobalList = SysList; |
| 26 | unsigned long pkgSystem::GlobalListLen = 0; |
| 27 | |
| 28 | // System::pkgSystem - Constructor /*{{{*/ |
| 29 | // --------------------------------------------------------------------- |
| 30 | /* Add it to the global list.. */ |
| 31 | pkgSystem::pkgSystem(char const * const label, pkgVersioningSystem * const vs) : |
| 32 | Label(label), VS(vs), d(NULL) |
| 33 | { |
| 34 | assert(GlobalListLen < sizeof(SysList)/sizeof(*SysList)); |
| 35 | SysList[GlobalListLen] = this; |
| 36 | ++GlobalListLen; |
| 37 | } |
| 38 | /*}}}*/ |
| 39 | // System::GetSystem - Get the named system /*{{{*/ |
| 40 | // --------------------------------------------------------------------- |
| 41 | /* */ |
| 42 | APT_PURE pkgSystem *pkgSystem::GetSystem(const char *Label) |
| 43 | { |
| 44 | for (unsigned I = 0; I != GlobalListLen; I++) |
| 45 | if (strcmp(SysList[I]->Label,Label) == 0) |
| 46 | return SysList[I]; |
| 47 | return 0; |
| 48 | } |
| 49 | /*}}}*/ |
| 50 | bool pkgSystem::MultiArchSupported() const /*{{{*/ |
| 51 | { |
| 52 | debSystem const * const deb = dynamic_cast<debSystem const *>(this); |
| 53 | if (deb != NULL) |
| 54 | return deb->SupportsMultiArch(); |
| 55 | return true; |
| 56 | } |
| 57 | /*}}}*/ |
| 58 | std::vector<std::string> pkgSystem::ArchitecturesSupported() const /*{{{*/ |
| 59 | { |
| 60 | debSystem const * const deb = dynamic_cast<debSystem const *>(this); |
| 61 | if (deb != NULL) |
| 62 | return deb->SupportedArchitectures(); |
| 63 | return {}; |
| 64 | } |
| 65 | /*}}}*/ |
| 66 | |
| 67 | pkgSystem::~pkgSystem() {} |