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

diff --git a/apt-pkg/pkgsystem.cc b/apt-pkg/pkgsystem.cc
new file mode 100644 (file)
index 0000000..530f69c
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+++ b/apt-pkg/pkgsystem.cc
@@ -0,0 +1,45 @@
+// -*- mode: cpp; mode: fold -*-
+// Description                                                         /*{{{*/
+// $Id: pkgsystem.cc,v 1.2 2001/02/20 07:03:17 jgg Exp $
+/* ######################################################################
+
+   System - Abstraction for running on different systems.
+
+   Basic general structure..
+   
+   ##################################################################### */
+                                                                       /*}}}*/
+// Include Files                                                       /*{{{*/
+#ifdef __GNUG__
+#pragma implementation "apt-pkg/pkgsystem.h"
+#endif
+
+#include <apt-pkg/pkgsystem.h>
+#include <apt-pkg/policy.h>
+                                                                       /*}}}*/
+
+pkgSystem *_system = 0;
+static pkgSystem *SysList[10];
+pkgSystem **pkgSystem::GlobalList = SysList;
+unsigned long pkgSystem::GlobalListLen = 0;
+
+// System::pkgSystem - Constructor                                     /*{{{*/
+// ---------------------------------------------------------------------
+/* Add it to the global list.. */
+pkgSystem::pkgSystem()
+{
+   SysList[GlobalListLen] = this;
+   GlobalListLen++;
+}
+                                                                       /*}}}*/
+// System::GetSystem - Get the named system                            /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+pkgSystem *pkgSystem::GetSystem(const char *Label)
+{
+   for (unsigned I = 0; I != GlobalListLen; I++)
+      if (strcmp(SysList[I]->Label,Label) == 0)
+        return SysList[I];
+   return 0;   
+}
+                                                                       /*}}}*/