merged the lp:~mvo/apt/mvo branch

[apt.git] / ftparchive / override.cc

diff --git a/ftparchive/override.cc b/ftparchive/override.cc
index 669ce25bf29ea06bf661ba033cf33129c60fe562..3cf10b89b5e7601c0c2c11b86321d73a51b0dccc 100644 (file)
--- a/ftparchive/override.cc
+++ b/ftparchive/override.cc
@@ -10,10 +10,6 @@
    ##################################################################### */
                                                                        /*}}}*/
 // Include Files                                                       /*{{{*/
-#ifdef __GNUG__
-#pragma implementation "override.h"
-#endif
-
 #include "override.h"
     
 #include <apti18n.h>
@@ -28,7 +24,7 @@
 // Override::ReadOverride - Read the override file                     /*{{{*/
 // ---------------------------------------------------------------------
 /* This parses the override file and reads it into the map */
-bool Override::ReadOverride(string File,bool Source)
+bool Override::ReadOverride(string const &File,bool const &Source)
 {
    if (File.empty() == true)
       return true;
@@ -136,7 +132,7 @@ bool Override::ReadOverride(string File,bool Source)
 // Override::ReadExtraOverride - Read the extra override file          /*{{{*/
 // ---------------------------------------------------------------------
 /* This parses the extra override file and reads it into the map */
-bool Override::ReadExtraOverride(string File,bool Source)
+bool Override::ReadExtraOverride(string const &File,bool const &Source)
 {
    if (File.empty() == true)
       return true;
@@ -207,13 +203,51 @@ bool Override::ReadExtraOverride(string File,bool Source)
    return true;
 }
                                                                        /*}}}*/
+
+// Override::GetItem - Get a architecture specific item        /*{{{*/
+// ---------------------------------------------------------------------
+/* Returns a override item for the given package and the given architecture.
+ * Treats "all" special
+ */
+Override::Item* Override::GetItem(string const &Package, string const &Architecture)
+{
+   map<string,Item>::const_iterator I = Mapping.find(Package);
+   map<string,Item>::iterator J = Mapping.find(Package + "/" + Architecture);
+
+   if (I == Mapping.end() && J == Mapping.end())
+   {
+      return 0;
+   }
+
+   Item *result = new Item;
+   if (I == Mapping.end()) *result = J->second;
+   else
+   {
+      *result = I->second;
+      if (J != Mapping.end())
+      {
+        Item *R = &J->second;
+        if (R->Priority != "") result->Priority = R->Priority;
+        if (R->OldMaint != "") result->OldMaint = R->OldMaint;
+        if (R->NewMaint != "") result->NewMaint = R->NewMaint;
+        for (map<string,string>::const_iterator foI = R->FieldOverride.begin();
+             foI != R->FieldOverride.end(); foI++)
+         {
+           result->FieldOverride[foI->first] = foI->second;
+        }
+      } 
+   } 
+   return result;
+};
+
+
 // Override::Item::SwapMaint - Swap the maintainer field if necessary  /*{{{*/
 // ---------------------------------------------------------------------
 /* Returns the new maintainer string after evaluating the rewriting rule. If
    there is a rule but it does not match then the empty string is returned,
    also if there was no rewrite rule the empty string is returned. Failed
    indicates if there was some kind of problem while rewriting. */
-string Override::Item::SwapMaint(string Orig,bool &Failed)
+string Override::Item::SwapMaint(string const &Orig,bool &Failed)
 {
    Failed = false;
    
@@ -228,10 +262,10 @@ string Override::Item::SwapMaint(string Orig,bool &Failed)
       override file. Thus it persists.*/
 #if 1
    // Break OldMaint up into little bits on double slash boundaries.
-   string::iterator End = OldMaint.begin();
+   string::const_iterator End = OldMaint.begin();
    while (1)
    {
-      string::iterator Start = End;      
+      string::const_iterator Start = End;      
       for (; End < OldMaint.end() &&
           (End + 3 >= OldMaint.end() || End[0] != ' ' || 
            End[1] != '/' || End[2] != '/'); End++);