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authorDavid Kalnischkies <david@kalnischkies.de>2015-10-17 00:26:57 +0200
committerDavid Kalnischkies <david@kalnischkies.de>2015-11-04 18:04:02 +0100
commit631800b139834947b21c49153ba7862b1f4e6984 (patch)
tree394a0ad9c169b3f3cb0ab4bb92cb58d61895dcd4 /apt-private
parent501cd23e1e85e59d18e883496a0d7f7576778054 (diff)
move 'search' implementations as well
Git-Dch: Ignore
Diffstat (limited to 'apt-private')
-rw-r--r--apt-private/private-cmndline.cc5
-rw-r--r--apt-private/private-search.cc206
-rw-r--r--apt-private/private-search.h5
3 files changed, 211 insertions, 5 deletions
diff --git a/apt-private/private-cmndline.cc b/apt-private/private-cmndline.cc
index 1299b85f0..463c087cc 100644
--- a/apt-private/private-cmndline.cc
+++ b/apt-private/private-cmndline.cc
@@ -324,9 +324,14 @@ static void BinarySpecificConfiguration(char const * const Binary) /*{{{*/
std::string const binary = flNotDir(Binary);
if (binary == "apt" || binary == "apt-config")
{
+ _config->CndSet("Binary::apt::APT::Color", true);
_config->CndSet("Binary::apt::APT::Cache::Show::Version", 2);
_config->CndSet("Binary::apt::APT::Cache::AllVersions", false);
_config->CndSet("Binary::apt::APT::Cache::ShowVirtuals", true);
+ _config->CndSet("Binary::apt::APT::Cache::Search::Version", 2);
+ _config->CndSet("Binary::apt::APT::Get::Upgrade-Allow-New", true);
+ _config->CndSet("Binary::apt::APT::Cmd::Show-Update-Stats", true);
+ _config->CndSet("Binary::apt::DPkg::Progress-Fancy", true);
}
_config->Set("Binary", binary);
diff --git a/apt-private/private-search.cc b/apt-private/private-search.cc
index 6bce9ffa4..0728b26c8 100644
--- a/apt-private/private-search.cc
+++ b/apt-private/private-search.cc
@@ -16,6 +16,7 @@
#include <apt-private/private-cacheset.h>
#include <apt-private/private-output.h>
#include <apt-private/private-search.h>
+#include <apt-private/private-show.h>
#include <string.h>
#include <iostream>
@@ -27,7 +28,7 @@
#include <apti18n.h>
/*}}}*/
-bool FullTextSearch(CommandLine &CmdL) /*{{{*/
+static bool FullTextSearch(CommandLine &CmdL) /*{{{*/
{
pkgCacheFile CacheFile;
pkgCache *Cache = CacheFile.GetPkgCache();
@@ -56,8 +57,6 @@ bool FullTextSearch(CommandLine &CmdL) /*{{{*/
Patterns.push_back(pattern);
}
- bool const NamesOnly = _config->FindB("APT::Cache::NamesOnly", false);
-
std::map<std::string, std::string> output_map;
LocalitySortedVersionSet bag;
@@ -76,6 +75,7 @@ bool FullTextSearch(CommandLine &CmdL) /*{{{*/
else
format += " ${LongDescription}\n";
+ bool const NamesOnly = _config->FindB("APT::Cache::NamesOnly", false);
int Done = 0;
std::vector<bool> PkgsDone(Cache->Head().PackageCount, false);
for ( ;V != bag.end(); ++V)
@@ -127,3 +127,203 @@ bool FullTextSearch(CommandLine &CmdL) /*{{{*/
return true;
}
/*}}}*/
+// LocalitySort - Sort a version list by package file locality /*{{{*/
+static int LocalityCompare(const void * const a, const void * const b)
+{
+ pkgCache::VerFile const * const A = *(pkgCache::VerFile const * const * const)a;
+ pkgCache::VerFile const * const B = *(pkgCache::VerFile const * const * const)b;
+
+ if (A == 0 && B == 0)
+ return 0;
+ if (A == 0)
+ return 1;
+ if (B == 0)
+ return -1;
+
+ if (A->File == B->File)
+ return A->Offset - B->Offset;
+ return A->File - B->File;
+}
+void LocalitySort(pkgCache::VerFile ** const begin, unsigned long long const Count,size_t const Size)
+{
+ qsort(begin,Count,Size,LocalityCompare);
+}
+static void LocalitySort(pkgCache::DescFile ** const begin, unsigned long long const Count,size_t const Size)
+{
+ qsort(begin,Count,Size,LocalityCompare);
+}
+ /*}}}*/
+// Search - Perform a search /*{{{*/
+// ---------------------------------------------------------------------
+/* This searches the package names and package descriptions for a pattern */
+struct ExDescFile
+{
+ pkgCache::DescFile *Df;
+ pkgCache::VerIterator V;
+ map_id_t ID;
+};
+static bool Search(CommandLine &CmdL)
+{
+ bool const ShowFull = _config->FindB("APT::Cache::ShowFull",false);
+ unsigned int const NumPatterns = CmdL.FileSize() -1;
+
+ pkgCacheFile CacheFile;
+ pkgCache *Cache = CacheFile.GetPkgCache();
+ pkgDepCache::Policy *Plcy = CacheFile.GetPolicy();
+ if (unlikely(Cache == NULL || Plcy == NULL))
+ return false;
+
+ // Make sure there is at least one argument
+ if (NumPatterns < 1)
+ return _error->Error(_("You must give at least one search pattern"));
+
+ // Compile the regex pattern
+ regex_t *Patterns = new regex_t[NumPatterns];
+ memset(Patterns,0,sizeof(*Patterns)*NumPatterns);
+ for (unsigned I = 0; I != NumPatterns; I++)
+ {
+ if (regcomp(&Patterns[I],CmdL.FileList[I+1],REG_EXTENDED | REG_ICASE |
+ REG_NOSUB) != 0)
+ {
+ for (; I != 0; I--)
+ regfree(&Patterns[I]);
+ return _error->Error("Regex compilation error");
+ }
+ }
+
+ if (_error->PendingError() == true)
+ {
+ for (unsigned I = 0; I != NumPatterns; I++)
+ regfree(&Patterns[I]);
+ return false;
+ }
+
+ size_t const descCount = Cache->HeaderP->GroupCount + 1;
+ ExDescFile *DFList = new ExDescFile[descCount];
+ memset(DFList,0,sizeof(*DFList) * descCount);
+
+ bool *PatternMatch = new bool[descCount * NumPatterns];
+ memset(PatternMatch,false,sizeof(*PatternMatch) * descCount * NumPatterns);
+
+ // Map versions that we want to write out onto the VerList array.
+ bool const NamesOnly = _config->FindB("APT::Cache::NamesOnly",false);
+ for (pkgCache::GrpIterator G = Cache->GrpBegin(); G.end() == false; ++G)
+ {
+ size_t const PatternOffset = G->ID * NumPatterns;
+ size_t unmatched = 0, matched = 0;
+ for (unsigned I = 0; I < NumPatterns; ++I)
+ {
+ if (PatternMatch[PatternOffset + I] == true)
+ ++matched;
+ else if (regexec(&Patterns[I],G.Name(),0,0,0) == 0)
+ PatternMatch[PatternOffset + I] = true;
+ else
+ ++unmatched;
+ }
+
+ // already dealt with this package?
+ if (matched == NumPatterns)
+ continue;
+
+ // Doing names only, drop any that don't match..
+ if (NamesOnly == true && unmatched == NumPatterns)
+ continue;
+
+ // Find the proper version to use
+ pkgCache::PkgIterator P = G.FindPreferredPkg();
+ if (P.end() == true)
+ continue;
+ pkgCache::VerIterator V = Plcy->GetCandidateVer(P);
+ if (V.end() == false)
+ {
+ pkgCache::DescIterator const D = V.TranslatedDescription();
+ //FIXME: packages without a description can't be found
+ if (D.end() == true)
+ continue;
+ DFList[G->ID].Df = D.FileList();
+ DFList[G->ID].V = V;
+ DFList[G->ID].ID = G->ID;
+ }
+
+ if (unmatched == NumPatterns)
+ continue;
+
+ // Include all the packages that provide matching names too
+ for (pkgCache::PrvIterator Prv = P.ProvidesList() ; Prv.end() == false; ++Prv)
+ {
+ pkgCache::VerIterator V = Plcy->GetCandidateVer(Prv.OwnerPkg());
+ if (V.end() == true)
+ continue;
+
+ unsigned long id = Prv.OwnerPkg().Group()->ID;
+ pkgCache::DescIterator const D = V.TranslatedDescription();
+ //FIXME: packages without a description can't be found
+ if (D.end() == true)
+ continue;
+ DFList[id].Df = D.FileList();
+ DFList[id].V = V;
+ DFList[id].ID = id;
+
+ size_t const PrvPatternOffset = id * NumPatterns;
+ for (unsigned I = 0; I < NumPatterns; ++I)
+ PatternMatch[PrvPatternOffset + I] |= PatternMatch[PatternOffset + I];
+ }
+ }
+
+ LocalitySort(&DFList->Df, Cache->HeaderP->GroupCount, sizeof(*DFList));
+
+ // Create the text record parser
+ pkgRecords Recs(*Cache);
+ // Iterate over all the version records and check them
+ for (ExDescFile *J = DFList; J->Df != 0; ++J)
+ {
+ pkgRecords::Parser &P = Recs.Lookup(pkgCache::DescFileIterator(*Cache,J->Df));
+ size_t const PatternOffset = J->ID * NumPatterns;
+
+ if (NamesOnly == false)
+ {
+ std::string const LongDesc = P.LongDesc();
+ for (unsigned I = 0; I < NumPatterns; ++I)
+ {
+ if (PatternMatch[PatternOffset + I] == true)
+ continue;
+ else if (regexec(&Patterns[I],LongDesc.c_str(),0,0,0) == 0)
+ PatternMatch[PatternOffset + I] = true;
+ }
+ }
+
+ bool matchedAll = true;
+ for (unsigned I = 0; I < NumPatterns; ++I)
+ if (PatternMatch[PatternOffset + I] == false)
+ {
+ matchedAll = false;
+ break;
+ }
+
+ if (matchedAll == true)
+ {
+ if (ShowFull == true)
+ DisplayRecordV1(CacheFile, J->V, std::cout);
+ else
+ printf("%s - %s\n",P.Name().c_str(),P.ShortDesc().c_str());
+ }
+ }
+
+ delete [] DFList;
+ delete [] PatternMatch;
+ for (unsigned I = 0; I != NumPatterns; I++)
+ regfree(&Patterns[I]);
+ delete [] Patterns;
+ if (ferror(stdout))
+ return _error->Error("Write to stdout failed");
+ return true;
+}
+ /*}}}*/
+bool DoSearch(CommandLine &CmdL) /*{{{*/
+{
+ int const ShowVersion = _config->FindI("APT::Cache::Search::Version", 1);
+ if (ShowVersion <= 1)
+ return Search(CmdL);
+ return FullTextSearch(CmdL);
+}
+
diff --git a/apt-private/private-search.h b/apt-private/private-search.h
index d4786233a..8ae1f38f3 100644
--- a/apt-private/private-search.h
+++ b/apt-private/private-search.h
@@ -1,11 +1,12 @@
#ifndef APT_PRIVATE_SEARCH_H
#define APT_PRIVATE_SEARCH_H
+#include <apt-pkg/pkgcache.h>
#include <apt-pkg/macros.h>
class CommandLine;
-APT_PUBLIC bool FullTextSearch(CommandLine &CmdL);
-
+APT_PUBLIC bool DoSearch(CommandLine &CmdL);
+APT_PUBLIC void LocalitySort(pkgCache::VerFile ** const begin, unsigned long long const Count,size_t const Size);
#endif