From 468720c59fcf48b20332cdb7b601b2b0d7cbbfbb Mon Sep 17 00:00:00 2001
From: David Kalnischkies <kalnischkies@gmail.com>
Date: Sat, 10 Dec 2011 19:31:36 +0100
Subject: enable FileFd to guess the compressor based on the filename if
 requested or to search for compressed silbings of the given filename and use
 this guessing instead of hardcoding Gzip compression

---
 apt-pkg/deb/debindexfile.cc | 13 +++++++------
 apt-pkg/deb/debrecords.cc   |  2 +-
 apt-pkg/deb/debsrcrecords.h |  2 +-
 3 files changed, 9 insertions(+), 8 deletions(-)

(limited to 'apt-pkg/deb')

diff --git a/apt-pkg/deb/debindexfile.cc b/apt-pkg/deb/debindexfile.cc
index 27c1f7f32..d9c448598 100644
--- a/apt-pkg/deb/debindexfile.cc
+++ b/apt-pkg/deb/debindexfile.cc
@@ -159,7 +159,7 @@ unsigned long debSourcesIndex::Size() const
    /* we need to ignore errors here; if the lists are absent, just return 0 */
    _error->PushToStack();
 
-   FileFd f = FileFd (IndexFile("Sources"), FileFd::ReadOnlyGzip);
+   FileFd f = FileFd (IndexFile("Sources"), FileFd::ReadOnly, FileFd::Extension);
    if (!f.Failed())
       size = f.Size();
 
@@ -288,7 +288,7 @@ unsigned long debPackagesIndex::Size() const
    /* we need to ignore errors here; if the lists are absent, just return 0 */
    _error->PushToStack();
 
-   FileFd f = FileFd (IndexFile("Packages"), FileFd::ReadOnlyGzip);
+   FileFd f = FileFd (IndexFile("Packages"), FileFd::ReadOnly, FileFd::Extension);
    if (!f.Failed())
       size = f.Size();
 
@@ -305,7 +305,7 @@ unsigned long debPackagesIndex::Size() const
 bool debPackagesIndex::Merge(pkgCacheGenerator &Gen,OpProgress *Prog) const
 {
    string PackageFile = IndexFile("Packages");
-   FileFd Pkg(PackageFile,FileFd::ReadOnlyGzip);
+   FileFd Pkg(PackageFile,FileFd::ReadOnly, FileFd::Extension);
    debListParser Parser(&Pkg, Architecture);
 
    if (_error->PendingError() == true)
@@ -319,6 +319,7 @@ bool debPackagesIndex::Merge(pkgCacheGenerator &Gen,OpProgress *Prog) const
    // Store the IMS information
    pkgCache::PkgFileIterator File = Gen.GetCurFile();
    pkgCacheGenerator::Dynamic<pkgCache::PkgFileIterator> DynFile(File);
+   // FIXME: Get this info from FileFd instead
    struct stat St;
    if (fstat(Pkg.Fd(),&St) != 0)
       return _error->Errno("fstat","Failed to stat");
@@ -489,7 +490,7 @@ unsigned long debTranslationsIndex::Size() const
    /* we need to ignore errors here; if the lists are absent, just return 0 */
    _error->PushToStack();
 
-   FileFd f = FileFd (IndexFile(Language), FileFd::ReadOnlyGzip);
+   FileFd f = FileFd (IndexFile(Language), FileFd::ReadOnly, FileFd::Extension);
    if (!f.Failed())
       size = f.Size();
 
@@ -509,7 +510,7 @@ bool debTranslationsIndex::Merge(pkgCacheGenerator &Gen,OpProgress *Prog) const
    string TranslationFile = IndexFile(Language);
    if (FileExists(TranslationFile))
    {
-     FileFd Trans(TranslationFile,FileFd::ReadOnlyGzip);
+     FileFd Trans(TranslationFile,FileFd::ReadOnly, FileFd::Extension);
      debListParser TransParser(&Trans);
      if (_error->PendingError() == true)
        return false;
@@ -590,7 +591,7 @@ unsigned long debStatusIndex::Size() const
 /* */
 bool debStatusIndex::Merge(pkgCacheGenerator &Gen,OpProgress *Prog) const
 {
-   FileFd Pkg(File,FileFd::ReadOnlyGzip);
+   FileFd Pkg(File,FileFd::ReadOnly, FileFd::Extension);
    if (_error->PendingError() == true)
       return false;
    debListParser Parser(&Pkg);
diff --git a/apt-pkg/deb/debrecords.cc b/apt-pkg/deb/debrecords.cc
index 1afa7b74d..184c07c33 100644
--- a/apt-pkg/deb/debrecords.cc
+++ b/apt-pkg/deb/debrecords.cc
@@ -25,7 +25,7 @@ using std::string;
 // ---------------------------------------------------------------------
 /* */
 debRecordParser::debRecordParser(string FileName,pkgCache &Cache) : 
-                  File(FileName,FileFd::ReadOnlyGzip), 
+                  File(FileName,FileFd::ReadOnly, FileFd::Extension),
                   Tags(&File, std::max(Cache.Head().MaxVerFileSize, 
 				       Cache.Head().MaxDescFileSize) + 200)
 {
diff --git a/apt-pkg/deb/debsrcrecords.h b/apt-pkg/deb/debsrcrecords.h
index 4c8d03224..5d2a67f4f 100644
--- a/apt-pkg/deb/debsrcrecords.h
+++ b/apt-pkg/deb/debsrcrecords.h
@@ -50,7 +50,7 @@ class debSrcRecordParser : public pkgSrcRecords::Parser
    virtual bool Files(std::vector<pkgSrcRecords::File> &F);
 
    debSrcRecordParser(std::string const &File,pkgIndexFile const *Index) 
-      : Parser(Index), Fd(File,FileFd::ReadOnlyGzip), Tags(&Fd,102400), 
+      : Parser(Index), Fd(File,FileFd::ReadOnly, FileFd::Extension), Tags(&Fd,102400), 
         Buffer(NULL) {}
    virtual ~debSrcRecordParser();
 };
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