cachefile.cc: Do not ignore return value of pkgDepCache::Init()

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

diff --git a/apt-pkg/pkgsystem.h b/apt-pkg/pkgsystem.h
index 3a447da8bc318510597bae233f016856f249b83d..5b31457e0bf8c71303b9b996d2a816c662eee3ef 100644 (file)
--- a/apt-pkg/pkgsystem.h
+++ b/apt-pkg/pkgsystem.h
@@ -52,7 +52,7 @@ class Configuration;
 class pkgIndexFile;
 
 class pkgSystem
-{   
+{
    public:
 
    // Global list of supported systems
@@ -60,8 +60,8 @@ class pkgSystem
    static unsigned long GlobalListLen;
    static pkgSystem *GetSystem(const char *Label);
    
-   const char *Label;
-   pkgVersioningSystem *VS;
+   const char * const Label;
+   pkgVersioningSystem * const VS;
    
    /* Prevent other programs from touching shared data not covered by
       other locks (cache or state locks) */
@@ -81,7 +81,8 @@ class pkgSystem
    virtual bool ArchiveSupported(const char *Type) = 0;
 
    // Return a list of system index files..
-   virtual bool AddStatusFiles(std::vector<pkgIndexFile *> &List) = 0;   
+   virtual bool AddStatusFiles(std::vector<pkgIndexFile *> &List) = 0;
+
    virtual bool FindIndex(pkgCache::PkgFileIterator File,
                          pkgIndexFile *&Found) const = 0;
 
@@ -90,11 +91,11 @@ class pkgSystem
    virtual signed Score(Configuration const &/*Cnf*/) {
       return 0;
    };
-   
-   pkgSystem();
+
+   pkgSystem(char const * const Label, pkgVersioningSystem * const VS);
    virtual ~pkgSystem();
    private:
-   void *d;
+   void * const d;
 };
 
 // The environment we are operating in.