Add with pkgCacheGen::Essential a way to control which packages get the

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

diff --git a/apt-pkg/versionmatch.cc b/apt-pkg/versionmatch.cc
index 4a426809c9095bc9002137beaf75b4b3904cd89a..e5f0fafd29ce0773922e2bfca71f65470b17bd8a 100644 (file)
--- a/apt-pkg/versionmatch.cc
+++ b/apt-pkg/versionmatch.cc
@@ -63,8 +63,8 @@ pkgVersionMatch::pkgVersionMatch(string Data,MatchType Type) : Type(Type)
         if (isdigit(Data[0]))
            RelVerStr = Data;
         else
-           RelArchive = Data;
-        
+           RelRelease = Data;
+
         if (RelVerStr.length() > 0 && RelVerStr.end()[-1] == '*')
         {
            RelVerPrefixMatch = true;
@@ -87,19 +87,23 @@ pkgVersionMatch::pkgVersionMatch(string Data,MatchType Type) : Type(Type)
       {
         if (strlen(Fragments[J]) < 3)
            continue;
-           
+
         if (stringcasecmp(Fragments[J],Fragments[J]+2,"v=") == 0)
            RelVerStr = Fragments[J]+2;
         else if (stringcasecmp(Fragments[J],Fragments[J]+2,"o=") == 0)
            RelOrigin = Fragments[J]+2;
         else if (stringcasecmp(Fragments[J],Fragments[J]+2,"a=") == 0)
            RelArchive = Fragments[J]+2;
+        else if (stringcasecmp(Fragments[J],Fragments[J]+2,"n=") == 0)
+           RelCodename = Fragments[J]+2;
         else if (stringcasecmp(Fragments[J],Fragments[J]+2,"l=") == 0)
            RelLabel = Fragments[J]+2;
         else if (stringcasecmp(Fragments[J],Fragments[J]+2,"c=") == 0)
            RelComponent = Fragments[J]+2;
+        else if (stringcasecmp(Fragments[J],Fragments[J]+2,"b=") == 0)
+           RelArchitecture = Fragments[J]+2;
       }
-      
+
       if (RelVerStr.end()[-1] == '*')
       {
         RelVerPrefixMatch = true;
@@ -124,7 +128,7 @@ bool pkgVersionMatch::MatchVer(const char *A,string B,bool Prefix)
    const char *Ae = Ab + strlen(A);
    
    // Strings are not a compatible size.
-   if ((unsigned)(Ae - Ab) != B.length() && Prefix == false ||
+   if (((unsigned)(Ae - Ab) != B.length() && Prefix == false) ||
        (unsigned)(Ae - Ab) < B.length())
       return false;
    
@@ -169,15 +173,16 @@ bool pkgVersionMatch::FileMatch(pkgCache::PkgFileIterator File)
    {
       if (MatchAll == true)
         return true;
-      
+
 /*      cout << RelVerStr << ',' << RelOrigin << ',' << RelArchive << ',' << RelLabel << endl;
       cout << File.Version() << ',' << File.Origin() << ',' << File.Archive() << ',' << File.Label() << endl;*/
-      
+
       if (RelVerStr.empty() == true && RelOrigin.empty() == true &&
          RelArchive.empty() == true && RelLabel.empty() == true &&
-         RelComponent.empty() == true)
+         RelRelease.empty() == true && RelCodename.empty() == true &&
+         RelComponent.empty() == true && RelArchitecture.empty() == true)
         return false;
-      
+
       if (RelVerStr.empty() == false)
         if (File->Version == 0 ||
             MatchVer(File.Version(),RelVerStr,RelVerPrefixMatch) == false)
@@ -187,11 +192,19 @@ bool pkgVersionMatch::FileMatch(pkgCache::PkgFileIterator File)
             stringcasecmp(RelOrigin,File.Origin()) != 0)
            return false;
       if (RelArchive.empty() == false)
-      {
-        if (File->Archive == 0 || 
+        if (File->Archive == 0 ||
             stringcasecmp(RelArchive,File.Archive()) != 0)
-           return false;
-      }      
+            return false;
+      if (RelCodename.empty() == false)
+        if (File->Codename == 0 ||
+            stringcasecmp(RelCodename,File.Codename()) != 0)
+            return false;
+      if (RelRelease.empty() == false)
+        if ((File->Archive == 0 ||
+            stringcasecmp(RelRelease,File.Archive()) != 0) &&
+             (File->Codename == 0 ||
+             stringcasecmp(RelRelease,File.Codename()) != 0))
+              return false;
       if (RelLabel.empty() == false)
         if (File->Label == 0 ||
             stringcasecmp(RelLabel,File.Label()) != 0)
@@ -200,9 +213,13 @@ bool pkgVersionMatch::FileMatch(pkgCache::PkgFileIterator File)
         if (File->Component == 0 ||
             stringcasecmp(RelComponent,File.Component()) != 0)
            return false;
+      if (RelArchitecture.empty() == false)
+        if (File->Architecture == 0 ||
+            stringcasecmp(RelArchitecture,File.Architecture()) != 0)
+           return false;
       return true;
    }
-   
+
    if (Type == Origin)
    {
       if (OrSite.empty() == false) {
@@ -213,7 +230,7 @@ bool pkgVersionMatch::FileMatch(pkgCache::PkgFileIterator File)
            return false;
       return (OrSite == File.Site());          /* both strings match */
    }
-   
+
    return false;
 }
                                                                        /*}}}*/