delay build-dep variable initialisation until needed

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

diff --git a/apt-pkg/pkgcachegen.cc b/apt-pkg/pkgcachegen.cc
index 654c5f279c654d8f1b68481e0d2c6bafd205b95a..a26237296045d9eb4ca97f485f0e680d0a8cde87 100644 (file)
--- a/apt-pkg/pkgcachegen.cc
+++ b/apt-pkg/pkgcachegen.cc
@@ -308,8 +308,6 @@ bool pkgCacheGenerator::MergeListPackage(ListParser &List, pkgCache::PkgIterator
 
    // Find the right version to write the description
    MD5SumValue CurMd5 = List.Description_md5();
-   if (CurMd5.Value().empty() == true && List.Description("").empty() == true)
-      return true;
    std::vector<std::string> availDesc = List.AvailableDescriptionLanguages();
    for (Ver = Pkg.VersionList(); Ver.end() == false; ++Ver)
    {
@@ -444,8 +442,6 @@ bool pkgCacheGenerator::MergeListVersion(ListParser &List, pkgCache::PkgIterator
 
    /* Record the Description(s) based on their master md5sum */
    MD5SumValue CurMd5 = List.Description_md5();
-   if (CurMd5.Value().empty() == true && List.Description("").empty() == true)
-      return true;
 
    /* Before we add a new description we first search in the group for
       a version with a description of the same MD5 - if so we reuse this
@@ -522,7 +518,8 @@ bool pkgCacheGenerator::NewGroup(pkgCache::GrpIterator &Grp, StringView Name)
    // Insert it into the hash table
    unsigned long const Hash = Cache.Hash(Name);
    map_pointer_t *insertAt = &Cache.HeaderP->GrpHashTableP()[Hash];
-   while (*insertAt != 0 && Name.compare(Cache.StrP + (Cache.GrpP + *insertAt)->Name) > 0)
+
+   while (*insertAt != 0 && Name.compare(Cache.ViewString((Cache.GrpP + *insertAt)->Name)) > 0)
       insertAt = &(Cache.GrpP + *insertAt)->Next;
    Grp->Next = *insertAt;
    *insertAt = Group;
@@ -1014,7 +1011,7 @@ bool pkgCacheListParser::NewDepends(pkgCache::VerIterator &Ver,
    {
       int const CmpOp = Op & 0x0F;
       // =-deps are used (79:1) for lockstep on same-source packages (e.g. data-packages)
-      if (CmpOp == pkgCache::Dep::Equals && Version.compare(Ver.VerStr()) == 0)
+      if (CmpOp == pkgCache::Dep::Equals && Version == Ver.VerStr())
         idxVersion = Ver->VerStr;
 
       if (idxVersion == 0)
@@ -1257,23 +1254,21 @@ bool pkgCacheGenerator::SelectFile(std::string const &File,
 map_stringitem_t pkgCacheGenerator::StoreString(enum StringType const type, const char *S,
                                                 unsigned int Size)
 {
-   std::string key(S, Size);
-
-   std::unordered_map<std::string,map_stringitem_t> * strings;
+   auto strings = &strMixed;
    switch(type) {
       case MIXED: strings = &strMixed; break;
       case PKGNAME: strings = &strPkgNames; break;
       case VERSIONNUMBER: strings = &strVersions; break;
       case SECTION: strings = &strSections; break;
-      default: _error->Fatal("Unknown enum type used for string storage of '%s'", key.c_str()); return 0;
+      default: _error->Fatal("Unknown enum type used for string storage of '%.*s'", Size, S); return 0;
    }
 
-   std::unordered_map<std::string,map_stringitem_t>::const_iterator const item = strings->find(key);
+   auto const item = strings->find({S, Size, nullptr, 0});
    if (item != strings->end())
-      return item->second;
+      return item->item;
 
    map_stringitem_t const idxString = WriteStringInMap(S,Size);
-   strings->insert(std::make_pair(std::move(key), idxString));
+   strings->insert({nullptr, Size, this, idxString});
    return idxString;
 }
                                                                        /*}}}*/